//cvar_t r_subdivide_size = {CVAR_SAVE, "r_subdivide_size", "128", "how large water polygons should be (smaller values produce more polygons which give better warping effects)"};
+cvar_t mod_bsp_portalize = {0, "mod_bsp_portalize", "1", "enables portal generation from BSP tree (may take several seconds per map), used by r_drawportals, r_useportalculling, r_shadow_realtime_world_compileportalculling, sv_cullentities_portal"};
cvar_t r_novis = {0, "r_novis", "0", "draws whole level, see also sv_cullentities_pvs 0"};
cvar_t r_nosurftextures = {0, "r_nosurftextures", "0", "pretends there was no texture lump found in the q1bsp/hlbsp loading (useful for debugging this rare case)"};
cvar_t r_subdivisions_tolerance = {0, "r_subdivisions_tolerance", "4", "maximum error tolerance on curve subdivision for rendering purposes (in other words, the curves will be given as many polygons as necessary to represent curves at this quality)"};
cvar_t r_subdivisions_collision_mintess = {0, "r_subdivisions_collision_mintess", "0", "minimum number of subdivisions (values above 0 will smooth curves that don't need it)"};
cvar_t r_subdivisions_collision_maxtess = {0, "r_subdivisions_collision_maxtess", "1024", "maximum number of subdivisions (prevents curves beyond a certain detail level, limits smoothing)"};
cvar_t r_subdivisions_collision_maxvertices = {0, "r_subdivisions_collision_maxvertices", "4225", "maximum vertices allowed per subdivided curve"};
+cvar_t r_trippy = {0, "r_trippy", "0", "easter egg"};
+cvar_t r_fxaa = {CVAR_SAVE, "r_fxaa", "0", "fast approximate anti aliasing"};
+cvar_t mod_noshader_default_offsetmapping = {CVAR_SAVE, "mod_noshader_default_offsetmapping", "1", "use offsetmapping by default on all surfaces that are not using q3 shader files"};
+cvar_t mod_obj_orientation = {0, "mod_obj_orientation", "1", "fix orientation of OBJ models to the usual conventions (if zero, use coordinates as is)"};
+cvar_t mod_q2bsp_littransparentsurfaces = {0, "mod_q2bsp_littransparentsurfaces", "0", "allows lighting on rain in 3v3gloom3 and other cases of transparent surfaces that have lightmaps that were ignored by quake2"};
cvar_t mod_q3bsp_curves_collisions = {0, "mod_q3bsp_curves_collisions", "1", "enables collisions with curves (SLOW)"};
cvar_t mod_q3bsp_curves_collisions_stride = {0, "mod_q3bsp_curves_collisions_stride", "16", "collisions against curves: optimize performance by doing a combined collision check for this triangle amount first (-1 avoids any box tests)"};
cvar_t mod_q3bsp_curves_stride = {0, "mod_q3bsp_curves_stride", "16", "particle effect collisions against curves: optimize performance by doing a combined collision check for this triangle amount first (-1 avoids any box tests)"};
cvar_t mod_q3bsp_lightmapmergepower = {CVAR_SAVE, "mod_q3bsp_lightmapmergepower", "4", "merges the quake3 128x128 lightmap textures into larger lightmap group textures to speed up rendering, 1 = 256x256, 2 = 512x512, 3 = 1024x1024, 4 = 2048x2048, 5 = 4096x4096, ..."};
cvar_t mod_q3bsp_nolightmaps = {CVAR_SAVE, "mod_q3bsp_nolightmaps", "0", "do not load lightmaps in Q3BSP maps (to save video RAM, but be warned: it looks ugly)"};
cvar_t mod_q3bsp_tracelineofsight_brushes = {0, "mod_q3bsp_tracelineofsight_brushes", "0", "enables culling of entities behind detail brushes, curves, etc"};
-cvar_t mod_q3shader_default_offsetmapping = {CVAR_SAVE, "mod_q3shader_default_offsetmapping", "1", "use offsetmapping by default on all surfaces"};
+cvar_t mod_q3bsp_sRGBlightmaps = {0, "mod_q3bsp_sRGBlightmaps", "0", "treat lightmaps from Q3 maps as sRGB when vid_sRGB is active"};
+cvar_t mod_q3shader_default_offsetmapping = {CVAR_SAVE, "mod_q3shader_default_offsetmapping", "1", "use offsetmapping by default on all surfaces that are using q3 shader files"};
+cvar_t mod_q3shader_default_offsetmapping_scale = {CVAR_SAVE, "mod_q3shader_default_offsetmapping_scale", "1", "default scale used for offsetmapping"};
+cvar_t mod_q3shader_default_offsetmapping_bias = {CVAR_SAVE, "mod_q3shader_default_offsetmapping_bias", "0", "default bias used for offsetmapping"};
+cvar_t mod_q3shader_default_polygonfactor = {0, "mod_q3shader_default_polygonfactor", "0", "biases depth values of 'polygonoffset' shaders to prevent z-fighting artifacts"};
+cvar_t mod_q3shader_default_polygonoffset = {0, "mod_q3shader_default_polygonoffset", "-2", "biases depth values of 'polygonoffset' shaders to prevent z-fighting artifacts"};
+cvar_t mod_q3shader_force_addalpha = {0, "mod_q3shader_force_addalpha", "0", "treat GL_ONE GL_ONE (or add) blendfunc as GL_SRC_ALPHA GL_ONE for compatibility with older DarkPlaces releases"};
+cvar_t mod_q3shader_force_terrain_alphaflag = {0, "mod_q3shader_force_terrain_alphaflag", "0", "for multilayered terrain shaders force TEXF_ALPHA flag on both layers"};
cvar_t mod_q1bsp_polygoncollisions = {0, "mod_q1bsp_polygoncollisions", "0", "disables use of precomputed cliphulls and instead collides with polygons (uses Bounding Interval Hierarchy optimizations)"};
cvar_t mod_collision_bih = {0, "mod_collision_bih", "1", "enables use of generated Bounding Interval Hierarchy tree instead of compiled bsp tree in collision code"};
static texture_t mod_q1bsp_texture_slime;
static texture_t mod_q1bsp_texture_water;
+static qboolean Mod_Q3BSP_TraceLineOfSight(struct model_s *model, const vec3_t start, const vec3_t end, const vec3_t acceptmins, const vec3_t acceptmaxs);
+
void Mod_BrushInit(void)
{
// Cvar_RegisterVariable(&r_subdivide_size);
+ Cvar_RegisterVariable(&mod_bsp_portalize);
Cvar_RegisterVariable(&r_novis);
Cvar_RegisterVariable(&r_nosurftextures);
Cvar_RegisterVariable(&r_subdivisions_tolerance);
Cvar_RegisterVariable(&r_subdivisions_collision_mintess);
Cvar_RegisterVariable(&r_subdivisions_collision_maxtess);
Cvar_RegisterVariable(&r_subdivisions_collision_maxvertices);
+ Cvar_RegisterVariable(&r_trippy);
+ Cvar_RegisterVariable(&r_fxaa);
+ Cvar_RegisterVariable(&mod_noshader_default_offsetmapping);
+ Cvar_RegisterVariable(&mod_obj_orientation);
+ Cvar_RegisterVariable(&mod_q2bsp_littransparentsurfaces);
Cvar_RegisterVariable(&mod_q3bsp_curves_collisions);
Cvar_RegisterVariable(&mod_q3bsp_curves_collisions_stride);
Cvar_RegisterVariable(&mod_q3bsp_curves_stride);
Cvar_RegisterVariable(&mod_q3bsp_debugtracebrush);
Cvar_RegisterVariable(&mod_q3bsp_lightmapmergepower);
Cvar_RegisterVariable(&mod_q3bsp_nolightmaps);
+ Cvar_RegisterVariable(&mod_q3bsp_sRGBlightmaps);
Cvar_RegisterVariable(&mod_q3bsp_tracelineofsight_brushes);
Cvar_RegisterVariable(&mod_q3shader_default_offsetmapping);
+ Cvar_RegisterVariable(&mod_q3shader_default_offsetmapping_scale);
+ Cvar_RegisterVariable(&mod_q3shader_default_offsetmapping_bias);
+ Cvar_RegisterVariable(&mod_q3shader_default_polygonfactor);
+ Cvar_RegisterVariable(&mod_q3shader_default_polygonoffset);
+ Cvar_RegisterVariable(&mod_q3shader_force_addalpha);
+ Cvar_RegisterVariable(&mod_q3shader_force_terrain_alphaflag);
Cvar_RegisterVariable(&mod_q1bsp_polygoncollisions);
Cvar_RegisterVariable(&mod_collision_bih);
Cvar_RegisterVariable(&mod_recalculatenodeboxes);
+ // these games were made for older DP engines and are no longer
+ // maintained; use this hack to show their textures properly
+ if(gamemode == GAME_NEXUIZ)
+ Cvar_SetQuick(&mod_q3shader_force_addalpha, "1");
+
memset(&mod_q1bsp_texture_solid, 0, sizeof(mod_q1bsp_texture_solid));
strlcpy(mod_q1bsp_texture_solid.name, "solid" , sizeof(mod_q1bsp_texture_solid.name));
mod_q1bsp_texture_solid.surfaceflags = 0;
#define HULLCHECKSTATE_SOLID 1
#define HULLCHECKSTATE_DONE 2
-extern cvar_t collision_prefernudgedfraction;
static int Mod_Q1BSP_RecursiveHullCheck(RecursiveHullCheckTraceInfo_t *t, int num, double p1f, double p2f, double p1[3], double p2[3])
{
// status variables, these don't need to be saved on the stack when
// variables that need to be stored on the stack when recursing
mclipnode_t *node;
- int side;
+ int p1side, p2side;
double midf, mid[3];
- // LordHavoc: a goto! everyone flee in terror... :)
-loc0:
- // check for empty
- if (num < 0)
- {
- num = Mod_Q1BSP_SuperContentsFromNativeContents(NULL, num);
- if (!t->trace->startfound)
- {
- t->trace->startfound = true;
- t->trace->startsupercontents |= num;
- }
- if (num & SUPERCONTENTS_LIQUIDSMASK)
- t->trace->inwater = true;
- if (num == 0)
- t->trace->inopen = true;
- if (num & SUPERCONTENTS_SOLID)
- t->trace->hittexture = &mod_q1bsp_texture_solid;
- else if (num & SUPERCONTENTS_SKY)
- t->trace->hittexture = &mod_q1bsp_texture_sky;
- else if (num & SUPERCONTENTS_LAVA)
- t->trace->hittexture = &mod_q1bsp_texture_lava;
- else if (num & SUPERCONTENTS_SLIME)
- t->trace->hittexture = &mod_q1bsp_texture_slime;
- else
- t->trace->hittexture = &mod_q1bsp_texture_water;
- t->trace->hitq3surfaceflags = t->trace->hittexture->surfaceflags;
- t->trace->hitsupercontents = num;
- if (num & t->trace->hitsupercontentsmask)
+ // keep looping until we hit a leaf
+ while (num >= 0)
+ {
+ // find the point distances
+ node = t->hull->clipnodes + num;
+ plane = t->hull->planes + node->planenum;
+
+ // axial planes can be calculated more quickly without the DotProduct
+ if (plane->type < 3)
{
- // if the first leaf is solid, set startsolid
- if (t->trace->allsolid)
- t->trace->startsolid = true;
-#if COLLISIONPARANOID >= 3
- Con_Print("S");
-#endif
- return HULLCHECKSTATE_SOLID;
+ t1 = p1[plane->type] - plane->dist;
+ t2 = p2[plane->type] - plane->dist;
}
else
{
- t->trace->allsolid = false;
-#if COLLISIONPARANOID >= 3
- Con_Print("E");
-#endif
- return HULLCHECKSTATE_EMPTY;
+ t1 = DotProduct (plane->normal, p1) - plane->dist;
+ t2 = DotProduct (plane->normal, p2) - plane->dist;
}
- }
- // find the point distances
- node = t->hull->clipnodes + num;
-
- plane = t->hull->planes + node->planenum;
- if (plane->type < 3)
- {
- t1 = p1[plane->type] - plane->dist;
- t2 = p2[plane->type] - plane->dist;
- }
- else
- {
- t1 = DotProduct (plane->normal, p1) - plane->dist;
- t2 = DotProduct (plane->normal, p2) - plane->dist;
- }
+ // negative plane distances indicate children[1] (behind plane)
+ p1side = t1 < 0;
+ p2side = t2 < 0;
- if (t1 < 0)
- {
- if (t2 < 0)
+ // if the line starts and ends on the same side of the plane, recurse
+ // into that child instantly
+ if (p1side == p2side)
{
#if COLLISIONPARANOID >= 3
- Con_Print("<");
+ if (p1side)
+ Con_Print("<");
+ else
+ Con_Print(">");
#endif
- num = node->children[1];
- goto loc0;
+ // loop back and process the start child
+ num = node->children[p1side];
}
- side = 1;
- }
- else
- {
- if (t2 >= 0)
+ else
{
+ // find the midpoint where the line crosses the plane, use the
+ // original line for best accuracy
#if COLLISIONPARANOID >= 3
- Con_Print(">");
+ Con_Print("M");
#endif
- num = node->children[0];
- goto loc0;
- }
- side = 0;
- }
+ if (plane->type < 3)
+ {
+ t1 = t->start[plane->type] - plane->dist;
+ t2 = t->end[plane->type] - plane->dist;
+ }
+ else
+ {
+ t1 = DotProduct (plane->normal, t->start) - plane->dist;
+ t2 = DotProduct (plane->normal, t->end) - plane->dist;
+ }
+ midf = t1 / (t1 - t2);
+ midf = bound(p1f, midf, p2f);
+ VectorMA(t->start, midf, t->dist, mid);
+
+ // we now have a mid point, essentially splitting the line into
+ // the segments in the near child and the far child, we can now
+ // recurse those in order and get their results
+
+ // recurse both sides, front side first
+ ret = Mod_Q1BSP_RecursiveHullCheck(t, node->children[p1side], p1f, midf, p1, mid);
+ // if this side is not empty, return what it is (solid or done)
+ if (ret != HULLCHECKSTATE_EMPTY)
+ return ret;
+
+ ret = Mod_Q1BSP_RecursiveHullCheck(t, node->children[p2side], midf, p2f, mid, p2);
+ // if other side is not solid, return what it is (empty or done)
+ if (ret != HULLCHECKSTATE_SOLID)
+ return ret;
+
+ // front is air and back is solid, this is the impact point...
+
+ // copy the plane information, flipping it if needed
+ if (p1side)
+ {
+ t->trace->plane.dist = -plane->dist;
+ VectorNegate (plane->normal, t->trace->plane.normal);
+ }
+ else
+ {
+ t->trace->plane.dist = plane->dist;
+ VectorCopy (plane->normal, t->trace->plane.normal);
+ }
+
+ // calculate the return fraction which is nudged off the surface a bit
+ t1 = DotProduct(t->trace->plane.normal, t->start) - t->trace->plane.dist;
+ t2 = DotProduct(t->trace->plane.normal, t->end) - t->trace->plane.dist;
+ midf = (t1 - collision_impactnudge.value) / (t1 - t2);
+ t->trace->fraction = bound(0, midf, 1);
- // the line intersects, find intersection point
- // LordHavoc: this uses the original trace for maximum accuracy
#if COLLISIONPARANOID >= 3
- Con_Print("M");
+ Con_Print("D");
#endif
- if (plane->type < 3)
- {
- t1 = t->start[plane->type] - plane->dist;
- t2 = t->end[plane->type] - plane->dist;
- }
- else
- {
- t1 = DotProduct (plane->normal, t->start) - plane->dist;
- t2 = DotProduct (plane->normal, t->end) - plane->dist;
+ return HULLCHECKSTATE_DONE;
+ }
}
- midf = t1 / (t1 - t2);
- midf = bound(p1f, midf, p2f);
- VectorMA(t->start, midf, t->dist, mid);
-
- // recurse both sides, front side first
- ret = Mod_Q1BSP_RecursiveHullCheck(t, node->children[side], p1f, midf, p1, mid);
- // if this side is not empty, return what it is (solid or done)
- if (ret != HULLCHECKSTATE_EMPTY)
- return ret;
+ // we reached a leaf contents
- ret = Mod_Q1BSP_RecursiveHullCheck(t, node->children[side ^ 1], midf, p2f, mid, p2);
- // if other side is not solid, return what it is (empty or done)
- if (ret != HULLCHECKSTATE_SOLID)
- return ret;
-
- // front is air and back is solid, this is the impact point...
- if (side)
+ // check for empty
+ num = Mod_Q1BSP_SuperContentsFromNativeContents(NULL, num);
+ if (!t->trace->startfound)
{
- t->trace->plane.dist = -plane->dist;
- VectorNegate (plane->normal, t->trace->plane.normal);
+ t->trace->startfound = true;
+ t->trace->startsupercontents |= num;
}
+ if (num & SUPERCONTENTS_LIQUIDSMASK)
+ t->trace->inwater = true;
+ if (num == 0)
+ t->trace->inopen = true;
+ if (num & SUPERCONTENTS_SOLID)
+ t->trace->hittexture = &mod_q1bsp_texture_solid;
+ else if (num & SUPERCONTENTS_SKY)
+ t->trace->hittexture = &mod_q1bsp_texture_sky;
+ else if (num & SUPERCONTENTS_LAVA)
+ t->trace->hittexture = &mod_q1bsp_texture_lava;
+ else if (num & SUPERCONTENTS_SLIME)
+ t->trace->hittexture = &mod_q1bsp_texture_slime;
else
+ t->trace->hittexture = &mod_q1bsp_texture_water;
+ t->trace->hitq3surfaceflags = t->trace->hittexture->surfaceflags;
+ t->trace->hitsupercontents = num;
+ if (num & t->trace->hitsupercontentsmask)
{
- t->trace->plane.dist = plane->dist;
- VectorCopy (plane->normal, t->trace->plane.normal);
+ // if the first leaf is solid, set startsolid
+ if (t->trace->allsolid)
+ t->trace->startsolid = true;
+#if COLLISIONPARANOID >= 3
+ Con_Print("S");
+#endif
+ return HULLCHECKSTATE_SOLID;
}
-
- // calculate the true fraction
- t1 = DotProduct(t->trace->plane.normal, t->start) - t->trace->plane.dist;
- t2 = DotProduct(t->trace->plane.normal, t->end) - t->trace->plane.dist;
- midf = t1 / (t1 - t2);
- t->trace->realfraction = bound(0, midf, 1);
-
- // calculate the return fraction which is nudged off the surface a bit
- midf = (t1 - DIST_EPSILON) / (t1 - t2);
- t->trace->fraction = bound(0, midf, 1);
-
- if (collision_prefernudgedfraction.integer)
- t->trace->realfraction = t->trace->fraction;
-
+ else
+ {
+ t->trace->allsolid = false;
#if COLLISIONPARANOID >= 3
- Con_Print("D");
+ Con_Print("E");
#endif
- return HULLCHECKSTATE_DONE;
+ return HULLCHECKSTATE_EMPTY;
+ }
}
//#if COLLISIONPARANOID < 2
}
//#endif
-static void Mod_Q1BSP_TracePoint(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask)
+static void Mod_Q1BSP_TracePoint(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
RecursiveHullCheckTraceInfo_t rhc;
memset(trace, 0, sizeof(trace_t));
rhc.trace = trace;
rhc.trace->fraction = 1;
- rhc.trace->realfraction = 1;
rhc.trace->allsolid = true;
rhc.hull = &model->brushq1.hulls[0]; // 0x0x0
VectorCopy(start, rhc.start);
Mod_Q1BSP_RecursiveHullCheckPoint(&rhc, rhc.hull->firstclipnode);
}
-static void Mod_Q1BSP_TraceLine(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask)
+static void Mod_Q1BSP_TraceLineAgainstSurfaces(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask);
+
+static void Mod_Q1BSP_TraceLine(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
RecursiveHullCheckTraceInfo_t rhc;
if (VectorCompare(start, end))
{
- Mod_Q1BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask);
+ Mod_Q1BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
+ return;
+ }
+
+ // sometimes we want to traceline against polygons so we can report the texture that was hit rather than merely a contents, but using this method breaks one of negke's maps so it must be a cvar check...
+ if (sv_gameplayfix_q1bsptracelinereportstexture.integer)
+ {
+ Mod_Q1BSP_TraceLineAgainstSurfaces(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
return;
}
memset(trace, 0, sizeof(trace_t));
rhc.trace = trace;
rhc.trace->hitsupercontentsmask = hitsupercontentsmask;
+ rhc.trace->skipsupercontentsmask = skipsupercontentsmask;
+ rhc.trace->skipmaterialflagsmask = skipmaterialflagsmask;
rhc.trace->fraction = 1;
- rhc.trace->realfraction = 1;
rhc.trace->allsolid = true;
rhc.hull = &model->brushq1.hulls[0]; // 0x0x0
VectorCopy(start, rhc.start);
memset(&testtrace, 0, sizeof(trace_t));
rhc.trace = &testtrace;
rhc.trace->hitsupercontentsmask = hitsupercontentsmask;
+ rhc.trace->skipsupercontentsmask = skipsupercontentsmask;
+ rhc.trace->skipmaterialflagsmask = skipmaterialflagsmask;
rhc.trace->fraction = 1;
- rhc.trace->realfraction = 1;
rhc.trace->allsolid = true;
VectorCopy(test, rhc.start);
VectorCopy(test, rhc.end);
#endif
}
-static void Mod_Q1BSP_TraceBox(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask)
+static void Mod_Q1BSP_TraceBox(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
// this function currently only supports same size start and end
double boxsize[3];
if (VectorCompare(boxmins, boxmaxs))
{
if (VectorCompare(start, end))
- Mod_Q1BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask);
+ Mod_Q1BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
else
- Mod_Q1BSP_TraceLine(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask);
+ Mod_Q1BSP_TraceLine(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
return;
}
memset(trace, 0, sizeof(trace_t));
rhc.trace = trace;
rhc.trace->hitsupercontentsmask = hitsupercontentsmask;
+ rhc.trace->skipsupercontentsmask = skipsupercontentsmask;
+ rhc.trace->skipmaterialflagsmask = skipmaterialflagsmask;
rhc.trace->fraction = 1;
- rhc.trace->realfraction = 1;
rhc.trace->allsolid = true;
VectorSubtract(boxmaxs, boxmins, boxsize);
if (boxsize[0] < 3)
memset(&testtrace, 0, sizeof(trace_t));
rhc.trace = &testtrace;
rhc.trace->hitsupercontentsmask = hitsupercontentsmask;
+ rhc.trace->skipsupercontentsmask = skipsupercontentsmask;
+ rhc.trace->skipmaterialflagsmask = skipmaterialflagsmask;
rhc.trace->fraction = 1;
- rhc.trace->realfraction = 1;
rhc.trace->allsolid = true;
VectorCopy(test, rhc.start);
VectorCopy(test, rhc.end);
return Mod_Q1BSP_SuperContentsFromNativeContents(NULL, num);
}
-void Collision_ClipTrace_Box(trace_t *trace, const vec3_t cmins, const vec3_t cmaxs, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int hitsupercontentsmask, int boxsupercontents, int boxq3surfaceflags, const texture_t *boxtexture)
+void Collision_ClipTrace_Box(trace_t *trace, const vec3_t cmins, const vec3_t cmaxs, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask, int boxsupercontents, int boxq3surfaceflags, const texture_t *boxtexture)
{
#if 1
colbrushf_t cbox;
cbox_planes[5].q3surfaceflags = boxq3surfaceflags;cbox_planes[5].texture = boxtexture;
memset(trace, 0, sizeof(trace_t));
trace->hitsupercontentsmask = hitsupercontentsmask;
+ trace->skipsupercontentsmask = skipsupercontentsmask;
+ trace->skipmaterialflagsmask = skipmaterialflagsmask;
trace->fraction = 1;
- trace->realfraction = 1;
Collision_TraceLineBrushFloat(trace, start, end, &cbox, &cbox);
#else
RecursiveHullCheckTraceInfo_t rhc;
rhc.hull = &box_hull;
rhc.trace = trace;
rhc.trace->hitsupercontentsmask = hitsupercontentsmask;
+ rhc.trace->skipsupercontentsmask = skipsupercontentsmask;
+ rhc.trace->skipmaterialflagsmask = skipmaterialflagsmask;
rhc.trace->fraction = 1;
- rhc.trace->realfraction = 1;
rhc.trace->allsolid = true;
VectorCopy(start, rhc.start);
VectorCopy(end, rhc.end);
#endif
}
-void Collision_ClipTrace_Point(trace_t *trace, const vec3_t cmins, const vec3_t cmaxs, const vec3_t start, int hitsupercontentsmask, int boxsupercontents, int boxq3surfaceflags, const texture_t *boxtexture)
+void Collision_ClipTrace_Point(trace_t *trace, const vec3_t cmins, const vec3_t cmaxs, const vec3_t start, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask, int boxsupercontents, int boxq3surfaceflags, const texture_t *boxtexture)
{
memset(trace, 0, sizeof(trace_t));
trace->fraction = 1;
- trace->realfraction = 1;
+ trace->hitsupercontentsmask = hitsupercontentsmask;
+ trace->skipsupercontentsmask = skipsupercontentsmask;
+ trace->skipmaterialflagsmask = skipmaterialflagsmask;
if (BoxesOverlap(start, start, cmins, cmaxs))
{
trace->startsupercontents |= boxsupercontents;
- if (hitsupercontentsmask & boxsupercontents)
+ if ((hitsupercontentsmask & boxsupercontents) && !(skipsupercontentsmask & boxsupercontents))
{
trace->startsolid = true;
trace->allsolid = true;
}
}
-static qboolean Mod_Q1BSP_TraceLineOfSight(struct model_s *model, const vec3_t start, const vec3_t end)
+static qboolean Mod_Q1BSP_TraceLineOfSight(struct model_s *model, const vec3_t start, const vec3_t end, const vec3_t acceptmins, const vec3_t acceptmaxs)
{
trace_t trace;
- model->TraceLine(model, NULL, NULL, &trace, start, end, SUPERCONTENTS_VISBLOCKERMASK);
- return trace.fraction == 1;
+ Mod_Q1BSP_TraceLine(model, NULL, NULL, &trace, start, end, SUPERCONTENTS_VISBLOCKERMASK, 0, MATERIALFLAGMASK_TRANSLUCENT);
+ return trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, acceptmins, acceptmaxs);
}
static int Mod_Q1BSP_LightPoint_RecursiveBSPNode(dp_model_t *model, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal, const mnode_t *node, float x, float y, float startz, float endz)
float front, back;
float mid, distz = endz - startz;
-loc0:
- if (!node->plane)
- return false; // didn't hit anything
-
- switch (node->plane->type)
+ while (node->plane)
{
- case PLANE_X:
- node = node->children[x < node->plane->dist];
- goto loc0;
- case PLANE_Y:
- node = node->children[y < node->plane->dist];
- goto loc0;
- case PLANE_Z:
- side = startz < node->plane->dist;
- if ((endz < node->plane->dist) == side)
- {
- node = node->children[side];
- goto loc0;
- }
- // found an intersection
- mid = node->plane->dist;
- break;
- default:
- back = front = x * node->plane->normal[0] + y * node->plane->normal[1];
- front += startz * node->plane->normal[2];
- back += endz * node->plane->normal[2];
- side = front < node->plane->dist;
- if ((back < node->plane->dist) == side)
- {
- node = node->children[side];
- goto loc0;
+ switch (node->plane->type)
+ {
+ case PLANE_X:
+ node = node->children[x < node->plane->dist];
+ continue; // loop back and process the new node
+ case PLANE_Y:
+ node = node->children[y < node->plane->dist];
+ continue; // loop back and process the new node
+ case PLANE_Z:
+ side = startz < node->plane->dist;
+ if ((endz < node->plane->dist) == side)
+ {
+ node = node->children[side];
+ continue; // loop back and process the new node
+ }
+ // found an intersection
+ mid = node->plane->dist;
+ break;
+ default:
+ back = front = x * node->plane->normal[0] + y * node->plane->normal[1];
+ front += startz * node->plane->normal[2];
+ back += endz * node->plane->normal[2];
+ side = front < node->plane->dist;
+ if ((back < node->plane->dist) == side)
+ {
+ node = node->children[side];
+ continue; // loop back and process the new node
+ }
+ // found an intersection
+ mid = startz + distz * (front - node->plane->dist) / (front - back);
+ break;
}
- // found an intersection
- mid = startz + distz * (front - node->plane->dist) / (front - back);
- break;
- }
- // go down front side
- if (node->children[side]->plane && Mod_Q1BSP_LightPoint_RecursiveBSPNode(model, ambientcolor, diffusecolor, diffusenormal, node->children[side], x, y, startz, mid))
- return true; // hit something
- else
- {
+ // go down front side
+ if (node->children[side]->plane && Mod_Q1BSP_LightPoint_RecursiveBSPNode(model, ambientcolor, diffusecolor, diffusenormal, node->children[side], x, y, startz, mid))
+ return true; // hit something
+
// check for impact on this node
if (node->numsurfaces)
{
- int i, dsi, dti, lmwidth, lmheight;
+ unsigned int i;
+ int dsi, dti, lmwidth, lmheight;
float ds, dt;
msurface_t *surface;
unsigned char *lightmap;
dt = ((x * surface->lightmapinfo->texinfo->vecs[1][0] + y * surface->lightmapinfo->texinfo->vecs[1][1] + mid * surface->lightmapinfo->texinfo->vecs[1][2] + surface->lightmapinfo->texinfo->vecs[1][3]) - surface->lightmapinfo->texturemins[1]) * 0.0625f;
// check the bounds
- dsi = (int)ds;
- dti = (int)dt;
+ // thanks to jitspoe for pointing out that this int cast was
+ // rounding toward zero, so we floor it
+ dsi = (int)floor(ds);
+ dti = (int)floor(dt);
lmwidth = ((surface->lightmapinfo->extents[0]>>4)+1);
lmheight = ((surface->lightmapinfo->extents[1]>>4)+1);
// is it in bounds?
- if (dsi >= 0 && dsi < lmwidth-1 && dti >= 0 && dti < lmheight-1)
+ // we have to tolerate a position of lmwidth-1 for some rare
+ // cases - in which case the sampling position still gets
+ // clamped but the color gets interpolated to that edge.
+ if (dsi >= 0 && dsi < lmwidth && dti >= 0 && dti < lmheight)
{
+ // in the rare cases where we're sampling slightly off
+ // the polygon, clamp the sampling position (we can still
+ // interpolate outside it, where it becomes extrapolation)
+ if (dsi < 0)
+ dsi = 0;
+ if (dti < 0)
+ dti = 0;
+ if (dsi > lmwidth-2)
+ dsi = lmwidth-2;
+ if (dti > lmheight-2)
+ dti = lmheight-2;
+
// calculate bilinear interpolation factors
- // and also multiply by fixedpoint conversion factors
+ // and also multiply by fixedpoint conversion factors to
+ // compensate for lightmaps being 0-255 (as 0-2), we use
+ // r_refdef.scene.rtlightstylevalue here which is already
+ // 0.000-2.148 range
+ // (if we used r_refdef.scene.lightstylevalue this
+ // divisor would be 32768 rather than 128)
dsfrac = ds - dsi;
dtfrac = dt - dti;
- w00 = (1 - dsfrac) * (1 - dtfrac) * (1.0f / 32768.0f);
- w01 = ( dsfrac) * (1 - dtfrac) * (1.0f / 32768.0f);
- w10 = (1 - dsfrac) * ( dtfrac) * (1.0f / 32768.0f);
- w11 = ( dsfrac) * ( dtfrac) * (1.0f / 32768.0f);
+ w00 = (1 - dsfrac) * (1 - dtfrac) * (1.0f / 128.0f);
+ w01 = ( dsfrac) * (1 - dtfrac) * (1.0f / 128.0f);
+ w10 = (1 - dsfrac) * ( dtfrac) * (1.0f / 128.0f);
+ w11 = ( dsfrac) * ( dtfrac) * (1.0f / 128.0f);
// values for pointer math
line3 = lmwidth * 3; // LordHavoc: *3 for colored lighting
// bilinear filter each lightmap style, and sum them
for (maps = 0;maps < MAXLIGHTMAPS && surface->lightmapinfo->styles[maps] != 255;maps++)
{
- scale = r_refdef.scene.lightstylevalue[surface->lightmapinfo->styles[maps]];
+ scale = r_refdef.scene.rtlightstylevalue[surface->lightmapinfo->styles[maps]];
w = w00 * scale;VectorMA(ambientcolor, w, lightmap , ambientcolor);
w = w01 * scale;VectorMA(ambientcolor, w, lightmap + 3 , ambientcolor);
w = w10 * scale;VectorMA(ambientcolor, w, lightmap + line3 , ambientcolor);
node = node->children[side ^ 1];
startz = mid;
distz = endz - startz;
- goto loc0;
+ // loop back and process the new node
}
+
+ // did not hit anything
+ return false;
}
-void Mod_Q1BSP_LightPoint(dp_model_t *model, const vec3_t p, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal)
+static void Mod_Q1BSP_LightPoint(dp_model_t *model, const vec3_t p, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal)
{
// pretend lighting is coming down from above (due to lack of a lightgrid to know primary lighting direction)
VectorSet(diffusenormal, 0, 0, 1);
Mod_Q1BSP_LightPoint_RecursiveBSPNode(model, ambientcolor, diffusecolor, diffusenormal, model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode, p[0], p[1], p[2] + 0.125, p[2] - 65536);
}
+static const texture_t *Mod_Q1BSP_TraceLineAgainstSurfacesFindTextureOnNode(RecursiveHullCheckTraceInfo_t *t, const dp_model_t *model, const mnode_t *node, double mid[3])
+{
+ unsigned int i;
+ int j;
+ int k;
+ const msurface_t *surface;
+ float normal[3];
+ float v0[3];
+ float v1[3];
+ float edgedir[3];
+ float edgenormal[3];
+ float p[4];
+ float midf;
+ float t1;
+ float t2;
+ VectorCopy(mid, p);
+ p[3] = 1;
+ surface = model->data_surfaces + node->firstsurface;
+ for (i = 0;i < node->numsurfaces;i++, surface++)
+ {
+ // skip surfaces whose bounding box does not include the point
+// if (!BoxesOverlap(mid, mid, surface->mins, surface->maxs))
+// continue;
+ // skip faces with contents we don't care about
+ if (!(t->trace->hitsupercontentsmask & surface->texture->supercontents))
+ continue;
+ // ignore surfaces matching the skipsupercontentsmask (this is rare)
+ if (t->trace->skipsupercontentsmask & surface->texture->supercontents)
+ continue;
+ // skip surfaces matching the skipmaterialflagsmask (e.g. MATERIALFLAG_NOSHADOW)
+ if (t->trace->skipmaterialflagsmask & surface->texture->currentmaterialflags)
+ continue;
+ // get the surface normal - since it is flat we know any vertex normal will suffice
+ VectorCopy(model->surfmesh.data_normal3f + 3 * surface->num_firstvertex, normal);
+ // skip backfaces
+ if (DotProduct(t->dist, normal) > 0)
+ continue;
+ // iterate edges and see if the point is outside one of them
+ for (j = 0, k = surface->num_vertices - 1;j < surface->num_vertices;k = j, j++)
+ {
+ VectorCopy(model->surfmesh.data_vertex3f + 3 * (surface->num_firstvertex + k), v0);
+ VectorCopy(model->surfmesh.data_vertex3f + 3 * (surface->num_firstvertex + j), v1);
+ VectorSubtract(v0, v1, edgedir);
+ CrossProduct(edgedir, normal, edgenormal);
+ if (DotProduct(edgenormal, p) > DotProduct(edgenormal, v0))
+ break;
+ }
+ // if the point is outside one of the edges, it is not within the surface
+ if (j < surface->num_vertices)
+ continue;
+
+ // we hit a surface, this is the impact point...
+ VectorCopy(normal, t->trace->plane.normal);
+ t->trace->plane.dist = DotProduct(normal, p);
+
+ // calculate the return fraction which is nudged off the surface a bit
+ t1 = DotProduct(t->start, t->trace->plane.normal) - t->trace->plane.dist;
+ t2 = DotProduct(t->end, t->trace->plane.normal) - t->trace->plane.dist;
+ midf = (t1 - collision_impactnudge.value) / (t1 - t2);
+ t->trace->fraction = bound(0, midf, 1);
+
+ t->trace->hittexture = surface->texture->currentframe;
+ t->trace->hitq3surfaceflags = t->trace->hittexture->surfaceflags;
+ t->trace->hitsupercontents = t->trace->hittexture->supercontents;
+ return surface->texture->currentframe;
+ }
+ return NULL;
+}
+
+static int Mod_Q1BSP_TraceLineAgainstSurfacesRecursiveBSPNode(RecursiveHullCheckTraceInfo_t *t, const dp_model_t *model, const mnode_t *node, const double p1[3], const double p2[3])
+{
+ const mplane_t *plane;
+ double t1, t2;
+ int side;
+ double midf, mid[3];
+ const mleaf_t *leaf;
+
+ while (node->plane)
+ {
+ plane = node->plane;
+ if (plane->type < 3)
+ {
+ t1 = p1[plane->type] - plane->dist;
+ t2 = p2[plane->type] - plane->dist;
+ }
+ else
+ {
+ t1 = DotProduct (plane->normal, p1) - plane->dist;
+ t2 = DotProduct (plane->normal, p2) - plane->dist;
+ }
+ if (t1 < 0)
+ {
+ if (t2 < 0)
+ {
+ node = node->children[1];
+ continue;
+ }
+ side = 1;
+ }
+ else
+ {
+ if (t2 >= 0)
+ {
+ node = node->children[0];
+ continue;
+ }
+ side = 0;
+ }
+
+ // the line intersects, find intersection point
+ // LordHavoc: this uses the original trace for maximum accuracy
+ if (plane->type < 3)
+ {
+ t1 = t->start[plane->type] - plane->dist;
+ t2 = t->end[plane->type] - plane->dist;
+ }
+ else
+ {
+ t1 = DotProduct (plane->normal, t->start) - plane->dist;
+ t2 = DotProduct (plane->normal, t->end) - plane->dist;
+ }
+
+ midf = t1 / (t1 - t2);
+ VectorMA(t->start, midf, t->dist, mid);
+
+ // recurse both sides, front side first, return if we hit a surface
+ if (Mod_Q1BSP_TraceLineAgainstSurfacesRecursiveBSPNode(t, model, node->children[side], p1, mid) == HULLCHECKSTATE_DONE)
+ return HULLCHECKSTATE_DONE;
+
+ // test each surface on the node
+ Mod_Q1BSP_TraceLineAgainstSurfacesFindTextureOnNode(t, model, node, mid);
+ if (t->trace->hittexture)
+ return HULLCHECKSTATE_DONE;
+
+ // recurse back side
+ return Mod_Q1BSP_TraceLineAgainstSurfacesRecursiveBSPNode(t, model, node->children[side ^ 1], mid, p2);
+ }
+ leaf = (const mleaf_t *)node;
+ side = Mod_Q1BSP_SuperContentsFromNativeContents(NULL, leaf->contents);
+ if (!t->trace->startfound)
+ {
+ t->trace->startfound = true;
+ t->trace->startsupercontents |= side;
+ }
+ if (side & SUPERCONTENTS_LIQUIDSMASK)
+ t->trace->inwater = true;
+ if (side == 0)
+ t->trace->inopen = true;
+ if (side & t->trace->hitsupercontentsmask)
+ {
+ // if the first leaf is solid, set startsolid
+ if (t->trace->allsolid)
+ t->trace->startsolid = true;
+ return HULLCHECKSTATE_SOLID;
+ }
+ else
+ {
+ t->trace->allsolid = false;
+ return HULLCHECKSTATE_EMPTY;
+ }
+}
+
+static void Mod_Q1BSP_TraceLineAgainstSurfaces(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
+{
+ RecursiveHullCheckTraceInfo_t rhc;
+
+ memset(&rhc, 0, sizeof(rhc));
+ memset(trace, 0, sizeof(trace_t));
+ rhc.trace = trace;
+ rhc.trace->hitsupercontentsmask = hitsupercontentsmask;
+ rhc.trace->skipsupercontentsmask = skipsupercontentsmask;
+ rhc.trace->skipmaterialflagsmask = skipmaterialflagsmask;
+ rhc.trace->fraction = 1;
+ rhc.trace->allsolid = true;
+ rhc.hull = &model->brushq1.hulls[0]; // 0x0x0
+ VectorCopy(start, rhc.start);
+ VectorCopy(end, rhc.end);
+ VectorSubtract(rhc.end, rhc.start, rhc.dist);
+ Mod_Q1BSP_TraceLineAgainstSurfacesRecursiveBSPNode(&rhc, model, model->brush.data_nodes + rhc.hull->firstclipnode, rhc.start, rhc.end);
+ VectorMA(rhc.start, rhc.trace->fraction, rhc.dist, rhc.trace->endpos);
+}
+
static void Mod_Q1BSP_DecompressVis(const unsigned char *in, const unsigned char *inend, unsigned char *out, unsigned char *outend)
{
int c;
A sky texture is 256*128, with the right side being a masked overlay
==============
*/
-void R_Q1BSP_LoadSplitSky (unsigned char *src, int width, int height, int bytesperpixel)
+static void R_Q1BSP_LoadSplitSky (unsigned char *src, int width, int height, int bytesperpixel)
{
int x, y;
int w = width/2;
}
}
- loadmodel->brush.solidskyskinframe = R_SkinFrame_LoadInternalBGRA("sky_solidtexture", 0 , (unsigned char *) solidpixels, w, h);
- loadmodel->brush.alphaskyskinframe = R_SkinFrame_LoadInternalBGRA("sky_alphatexture", TEXF_ALPHA, (unsigned char *) alphapixels, w, h);
+ loadmodel->brush.solidskyskinframe = R_SkinFrame_LoadInternalBGRA("sky_solidtexture", 0 , (unsigned char *) solidpixels, w, h, vid.sRGB3D);
+ loadmodel->brush.alphaskyskinframe = R_SkinFrame_LoadInternalBGRA("sky_alphatexture", TEXF_ALPHA, (unsigned char *) alphapixels, w, h, vid.sRGB3D);
Mem_Free(solidpixels);
Mem_Free(alphapixels);
}
-static void Mod_Q1BSP_LoadTextures(lump_t *l)
+static void Mod_Q1BSP_LoadTextures(sizebuf_t *sb)
{
- int i, j, k, num, max, altmax, mtwidth, mtheight, *dofs, incomplete;
- skinframe_t *skinframe;
- miptex_t *dmiptex;
- texture_t *tx, *tx2, *anims[10], *altanims[10];
- dmiptexlump_t *m;
+ int i, j, k, num, max, altmax, mtwidth, mtheight, doffset, incomplete, nummiptex = 0, firstskynoshadowtexture = 0;
+ skinframe_t *skinframemissing;
+ texture_t *tx, *tx2, *anims[10], *altanims[10], *currentskynoshadowtexture;
+ texture_t backuptex;
unsigned char *data, *mtdata;
const char *s;
char mapname[MAX_QPATH], name[MAX_QPATH];
- unsigned char zero[4];
-
- memset(zero, 0, sizeof(zero));
+ unsigned char zeroopaque[4], zerotrans[4];
+ sizebuf_t miptexsb;
+ char vabuf[1024];
+ Vector4Set(zeroopaque, 0, 0, 0, 255);
+ Vector4Set(zerotrans, 0, 0, 0, 128);
loadmodel->data_textures = NULL;
- // add two slots for notexture walls and notexture liquids
- if (l->filelen)
- {
- m = (dmiptexlump_t *)(mod_base + l->fileofs);
- m->nummiptex = LittleLong (m->nummiptex);
- loadmodel->num_textures = m->nummiptex + 2;
- loadmodel->num_texturesperskin = loadmodel->num_textures;
+ // add two slots for notexture walls and notexture liquids, and duplicate
+ // all sky textures; sky surfaces can be shadow-casting or not, the surface
+ // loading will choose according to the contents behind the surface
+ // (necessary to support e1m5 logo shadow which has a SKY contents brush,
+ // while correctly treating sky textures as occluders in other situations).
+ if (sb->cursize)
+ {
+ int numsky = 0;
+ size_t watermark;
+ nummiptex = MSG_ReadLittleLong(sb);
+ loadmodel->num_textures = nummiptex + 2;
+ // save the position so we can go back to it
+ watermark = sb->readcount;
+ for (i = 0; i < nummiptex; i++)
+ {
+ doffset = MSG_ReadLittleLong(sb);
+ if (r_nosurftextures.integer)
+ continue;
+ if (doffset == -1)
+ {
+ Con_DPrintf("%s: miptex #%i missing\n", loadmodel->name, i);
+ continue;
+ }
+
+ MSG_InitReadBuffer(&miptexsb, sb->data + doffset, sb->cursize - doffset);
+
+ // copy name, but only up to 16 characters
+ // (the output buffer can hold more than this, but the input buffer is
+ // only 16)
+ for (j = 0; j < 16; j++)
+ name[j] = MSG_ReadByte(&miptexsb);
+ name[j] = 0;
+ // pretty up the buffer (replacing any trailing garbage with 0)
+ for (j = (int)strlen(name); j < 16; j++)
+ name[j] = 0;
+
+ if (!strncmp(name, "sky", 3))
+ numsky++;
+ }
+
+ // bump it back to where we started parsing
+ sb->readcount = watermark;
+
+ firstskynoshadowtexture = loadmodel->num_textures;
+ loadmodel->num_textures += numsky;
}
else
{
- m = NULL;
loadmodel->num_textures = 2;
- loadmodel->num_texturesperskin = loadmodel->num_textures;
+ firstskynoshadowtexture = loadmodel->num_textures;
}
+ loadmodel->num_texturesperskin = loadmodel->num_textures;
loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_textures * sizeof(texture_t));
+ // we'll be writing to these in parallel for sky textures
+ currentskynoshadowtexture = loadmodel->data_textures + firstskynoshadowtexture;
+
// fill out all slots with notexture
- if (cls.state != ca_dedicated)
- skinframe = R_SkinFrame_LoadMissing();
- else
- skinframe = NULL;
+ skinframemissing = R_SkinFrame_LoadMissing();
for (i = 0, tx = loadmodel->data_textures;i < loadmodel->num_textures;i++, tx++)
{
strlcpy(tx->name, "NO TEXTURE FOUND", sizeof(tx->name));
tx->width = 16;
tx->height = 16;
- if (cls.state != ca_dedicated)
- {
- tx->numskinframes = 1;
- tx->skinframerate = 1;
- tx->skinframes[0] = skinframe;
- tx->currentskinframe = tx->skinframes[0];
- }
+ tx->basealpha = 1.0f;
+ tx->materialshaderpass = tx->shaderpasses[0] = Mod_CreateShaderPass(skinframemissing);
+ tx->materialshaderpass->skinframes[0] = skinframemissing;
+ tx->currentskinframe = skinframemissing;
tx->basematerialflags = MATERIALFLAG_WALL;
if (i == loadmodel->num_textures - 1)
{
tx->reflectfactor = 1;
Vector4Set(tx->reflectcolor4f, 1, 1, 1, 1);
tx->r_water_wateralpha = 1;
- tx->offsetmapping = OFFSETMAPPING_OFF;
+ tx->offsetmapping = OFFSETMAPPING_DEFAULT;
tx->offsetscale = 1;
+ tx->offsetbias = 0;
tx->specularscalemod = 1;
tx->specularpowermod = 1;
+ tx->transparentsort = TRANSPARENTSORT_DISTANCE;
+ // WHEN ADDING DEFAULTS HERE, REMEMBER TO PUT DEFAULTS IN ALL LOADERS
+ // JUST GREP FOR "specularscalemod = 1".
}
- if (!m)
+ if (!sb->cursize)
{
Con_Printf("%s: no miptex lump to load textures from\n", loadmodel->name);
return;
s += 5;
FS_StripExtension(s, mapname, sizeof(mapname));
- // just to work around bounds checking when debugging with it (array index out of bounds error thing)
- dofs = m->dataofs;
// LordHavoc: mostly rewritten map texture loader
- for (i = 0;i < m->nummiptex;i++)
+ for (i = 0;i < nummiptex;i++)
{
- dofs[i] = LittleLong(dofs[i]);
+ doffset = MSG_ReadLittleLong(sb);
if (r_nosurftextures.integer)
continue;
- if (dofs[i] == -1)
+ if (doffset == -1)
{
Con_DPrintf("%s: miptex #%i missing\n", loadmodel->name, i);
continue;
}
- dmiptex = (miptex_t *)((unsigned char *)m + dofs[i]);
+
+ MSG_InitReadBuffer(&miptexsb, sb->data + doffset, sb->cursize - doffset);
// copy name, but only up to 16 characters
// (the output buffer can hold more than this, but the input buffer is
// only 16)
- for (j = 0;j < 16 && dmiptex->name[j];j++)
- name[j] = dmiptex->name[j];
+ for (j = 0;j < 16;j++)
+ name[j] = MSG_ReadByte(&miptexsb);
name[j] = 0;
+ // pretty up the buffer (replacing any trailing garbage with 0)
+ for (j = (int)strlen(name);j < 16;j++)
+ name[j] = 0;
if (!name[0])
{
Con_DPrintf("%s: warning: renaming unnamed texture to %s\n", loadmodel->name, name);
}
- mtwidth = LittleLong(dmiptex->width);
- mtheight = LittleLong(dmiptex->height);
+ mtwidth = MSG_ReadLittleLong(&miptexsb);
+ mtheight = MSG_ReadLittleLong(&miptexsb);
mtdata = NULL;
- j = LittleLong(dmiptex->offsets[0]);
+ j = MSG_ReadLittleLong(&miptexsb);
if (j)
{
// texture included
- if (j < 40 || j + mtwidth * mtheight > l->filelen)
+ if (j < 40 || j + mtwidth * mtheight > miptexsb.cursize)
{
- Con_Printf("%s: Texture \"%s\" is corrupt or incomplete\n", loadmodel->name, dmiptex->name);
+ Con_Printf("%s: Texture \"%s\" is corrupt or incomplete\n", loadmodel->name, name);
continue;
}
- mtdata = (unsigned char *)dmiptex + j;
+ mtdata = miptexsb.data + j;
}
if ((mtwidth & 15) || (mtheight & 15))
- Con_DPrintf("%s: warning: texture \"%s\" is not 16 aligned\n", loadmodel->name, dmiptex->name);
+ Con_DPrintf("%s: warning: texture \"%s\" is not 16 aligned\n", loadmodel->name, name);
// LordHavoc: force all names to lowercase
for (j = 0;name[j];j++)
if (name[j] >= 'A' && name[j] <= 'Z')
name[j] += 'a' - 'A';
- if (dmiptex->name[0] && Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + i, name, false, false, 0))
+ // LordHavoc: backup the texture_t because q3 shader loading overwrites it
+ backuptex = loadmodel->data_textures[i];
+ if (name[0] && Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + i, name, false, false, 0))
continue;
+ loadmodel->data_textures[i] = backuptex;
tx = loadmodel->data_textures + i;
strlcpy(tx->name, name, sizeof(tx->name));
tx->width = mtwidth;
tx->height = mtheight;
+ tx->basealpha = 1.0f;
+
+ // start out with no animation
+ tx->currentframe = tx;
+ tx->currentskinframe = tx->materialshaderpass != NULL ? tx->materialshaderpass->skinframes[0] : NULL;
if (tx->name[0] == '*')
{
{
tx->supercontents = mod_q1bsp_texture_sky.supercontents;
tx->surfaceflags = mod_q1bsp_texture_sky.surfaceflags;
+ // for the surface traceline we need to hit this surface as a solid...
+ tx->supercontents |= SUPERCONTENTS_SOLID;
}
else
{
// LordHavoc: HL sky textures are entirely different than quake
if (!loadmodel->brush.ishlbsp && !strncmp(tx->name, "sky", 3) && mtwidth == mtheight * 2)
{
- data = loadimagepixelsbgra(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s/%s", mapname, tx->name), false, false, r_texture_convertsRGB_skin.integer != 0, NULL);
+ data = loadimagepixelsbgra(gamemode == GAME_TENEBRAE ? tx->name : va(vabuf, sizeof(vabuf), "textures/%s/%s", mapname, tx->name), false, false, false, NULL);
if (!data)
- data = loadimagepixelsbgra(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s", tx->name), false, false, r_texture_convertsRGB_skin.integer != 0, NULL);
+ data = loadimagepixelsbgra(gamemode == GAME_TENEBRAE ? tx->name : va(vabuf, sizeof(vabuf), "textures/%s", tx->name), false, false, false, NULL);
if (data && image_width == image_height * 2)
{
R_Q1BSP_LoadSplitSky(data, image_width, image_height, 4);
}
else
{
- skinframe = R_SkinFrame_LoadExternal(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s/%s", mapname, tx->name), TEXF_ALPHA | TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS, false);
+ skinframe_t *skinframe = R_SkinFrame_LoadExternal(gamemode == GAME_TENEBRAE ? tx->name : va(vabuf, sizeof(vabuf), "textures/%s/%s", mapname, tx->name), TEXF_ALPHA | TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS, false);
if (!skinframe)
- skinframe = R_SkinFrame_LoadExternal(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s", tx->name), TEXF_ALPHA | TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS, false);
+ skinframe = R_SkinFrame_LoadExternal(gamemode == GAME_TENEBRAE ? tx->name : va(vabuf, sizeof(vabuf), "textures/%s", tx->name), TEXF_ALPHA | TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS, false);
+ if (skinframe)
+ tx->offsetmapping = OFFSETMAPPING_DEFAULT; // allow offsetmapping on external textures without a q3 shader
if (!skinframe)
{
// did not find external texture, load it from the bsp or wad3
unsigned char *pixels, *freepixels;
pixels = freepixels = NULL;
if (mtdata)
- pixels = W_ConvertWAD3TextureBGRA(dmiptex);
+ pixels = W_ConvertWAD3TextureBGRA(&miptexsb);
if (pixels == NULL)
pixels = freepixels = W_GetTextureBGRA(tx->name);
if (pixels != NULL)
{
tx->width = image_width;
tx->height = image_height;
- skinframe = R_SkinFrame_LoadInternalBGRA(tx->name, TEXF_ALPHA | TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP, pixels, image_width, image_height);
+ skinframe = R_SkinFrame_LoadInternalBGRA(tx->name, TEXF_ALPHA | TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP, pixels, image_width, image_height, true);
}
if (freepixels)
Mem_Free(freepixels);
else if (mtdata) // texture included
skinframe = R_SkinFrame_LoadInternalQuake(tx->name, TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP, false, r_fullbrights.integer, mtdata, tx->width, tx->height);
}
- // if skinframe is still NULL the "missing" texture will be used
+ // if skinframe is still NULL the "missing" texture has already been assigned to this
if (skinframe)
- tx->skinframes[0] = skinframe;
- }
-
- tx->basematerialflags = MATERIALFLAG_WALL;
- if (tx->name[0] == '*')
- {
- // LordHavoc: some turbulent textures should not be affected by wateralpha
- if (!strncmp(tx->name, "*glassmirror", 12)) // Tenebrae
- {
- // replace the texture with transparent black
- Vector4Set(zero, 128, 128, 128, 128);
- tx->skinframes[0] = R_SkinFrame_LoadInternalBGRA(tx->name, TEXF_MIPMAP | TEXF_ALPHA, zero, 1, 1);
- tx->basematerialflags |= MATERIALFLAG_NOSHADOW | MATERIALFLAG_ADD | MATERIALFLAG_BLENDED | MATERIALFLAG_REFLECTION;
- }
- else if (!strncmp(tx->name,"*lava",5)
- || !strncmp(tx->name,"*teleport",9)
- || !strncmp(tx->name,"*rift",5)) // Scourge of Armagon texture
- tx->basematerialflags |= MATERIALFLAG_WATERSCROLL | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_NOSHADOW;
- else
- tx->basematerialflags |= MATERIALFLAG_WATERSCROLL | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_NOSHADOW | MATERIALFLAG_WATERALPHA | MATERIALFLAG_WATERSHADER;
- if (tx->skinframes[0] && tx->skinframes[0]->hasalpha)
- tx->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW;
+ tx->materialshaderpass->skinframes[0] = skinframe;
}
+ // LordHavoc: some Tenebrae textures get replaced by black
+ if (!strncmp(tx->name, "*glassmirror", 12)) // Tenebrae
+ tx->materialshaderpass->skinframes[0] = R_SkinFrame_LoadInternalBGRA(tx->name, TEXF_MIPMAP | TEXF_ALPHA, zerotrans, 1, 1, false);
else if (!strncmp(tx->name, "mirror", 6)) // Tenebrae
- {
- // replace the texture with black
- tx->skinframes[0] = R_SkinFrame_LoadInternalBGRA(tx->name, 0, zero, 1, 1);
- tx->basematerialflags |= MATERIALFLAG_REFLECTION;
- }
- else if (!strncmp(tx->name, "sky", 3))
- tx->basematerialflags = MATERIALFLAG_SKY | MATERIALFLAG_NOSHADOW;
- else if (!strcmp(tx->name, "caulk"))
- tx->basematerialflags = MATERIALFLAG_NODRAW | MATERIALFLAG_NOSHADOW;
- else if (tx->skinframes[0] && tx->skinframes[0]->hasalpha)
+ tx->materialshaderpass->skinframes[0] = R_SkinFrame_LoadInternalBGRA(tx->name, 0, zeroopaque, 1, 1, false);
+ tx->currentskinframe = tx->materialshaderpass->skinframes[0];
+ }
+
+ tx->basematerialflags = MATERIALFLAG_WALL;
+ if (tx->name[0] == '*')
+ {
+ // LordHavoc: some turbulent textures should not be affected by wateralpha
+ if (!strncmp(tx->name, "*glassmirror", 12)) // Tenebrae
+ tx->basematerialflags |= MATERIALFLAG_NOSHADOW | MATERIALFLAG_ADD | MATERIALFLAG_BLENDED | MATERIALFLAG_REFLECTION;
+ else if (!strncmp(tx->name,"*lava",5)
+ || !strncmp(tx->name,"*teleport",9)
+ || !strncmp(tx->name,"*rift",5)) // Scourge of Armagon texture
+ tx->basematerialflags |= MATERIALFLAG_WATERSCROLL | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_NOSHADOW;
+ else
+ tx->basematerialflags |= MATERIALFLAG_WATERSCROLL | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_NOSHADOW | MATERIALFLAG_WATERALPHA | MATERIALFLAG_WATERSHADER;
+ if (tx->currentskinframe != NULL && tx->currentskinframe->hasalpha)
tx->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW;
+ }
+ else if (tx->name[0] == '{') // fence textures
+ {
+ tx->basematerialflags |= MATERIALFLAG_ALPHATEST | MATERIALFLAG_NOSHADOW;
+ }
+ else if (!strncmp(tx->name, "mirror", 6)) // Tenebrae
+ {
+ // replace the texture with black
+ tx->basematerialflags |= MATERIALFLAG_REFLECTION;
+ }
+ else if (!strncmp(tx->name, "sky", 3))
+ tx->basematerialflags = MATERIALFLAG_SKY;
+ else if (!strcmp(tx->name, "caulk"))
+ tx->basematerialflags = MATERIALFLAG_NODRAW | MATERIALFLAG_NOSHADOW;
+ else if (tx->currentskinframe != NULL && tx->currentskinframe->hasalpha)
+ tx->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW;
+ tx->currentmaterialflags = tx->basematerialflags;
- // start out with no animation
- tx->currentframe = tx;
- tx->currentskinframe = tx->skinframes[0];
+ // duplicate of sky with NOSHADOW
+ if (tx->basematerialflags & MATERIALFLAG_SKY)
+ {
+ *currentskynoshadowtexture = *tx;
+ currentskynoshadowtexture->basematerialflags |= MATERIALFLAG_NOSHADOW;
+ tx->skynoshadowtexture = currentskynoshadowtexture;
+ currentskynoshadowtexture++;
}
}
// sequence the animations
- for (i = 0;i < m->nummiptex;i++)
+ for (i = 0;i < nummiptex;i++)
{
tx = loadmodel->data_textures + i;
if (!tx || tx->name[0] != '+' || tx->name[1] == 0 || tx->name[2] == 0)
continue;
+ num = tx->name[1];
+ if ((num < '0' || num > '9') && (num < 'a' || num > 'j'))
+ {
+ Con_Printf("Bad animating texture %s\n", tx->name);
+ continue;
+ }
if (tx->anim_total[0] || tx->anim_total[1])
continue; // already sequenced
memset(anims, 0, sizeof(anims));
memset(altanims, 0, sizeof(altanims));
- for (j = i;j < m->nummiptex;j++)
+ for (j = i;j < nummiptex;j++)
{
tx2 = loadmodel->data_textures + j;
if (!tx2 || tx2->name[0] != '+' || strcmp(tx2->name+2, tx->name+2))
anims[num - '0'] = tx2;
else if (num >= 'a' && num <= 'j')
altanims[num - 'a'] = tx2;
- else
- Con_Printf("Bad animating texture %s\n", tx->name);
+ // No need to warn otherwise - we already did above.
}
max = altmax = 0;
if (incomplete)
continue;
+ // If we have exactly one frame, something's wrong.
+ if (max + altmax <= 1)
+ {
+ Con_Printf("Texture %s is animated (leading +) but has only one frame\n", tx->name);
+ }
+
if (altmax < 1)
{
// if there is no alternate animation, duplicate the primary
altanims[k] = anims[k];
}
- // link together the primary animation
- for (j = 0;j < max;j++)
+ if (max < 1)
{
- tx2 = anims[j];
- tx2->animated = true;
+ // Warn.
+ Con_Printf("Missing frame 0 of %s\n", tx->name);
+
+ // however, we can handle this by duplicating the alternate animation into the primary
+ max = altmax;
+ for (k = 0;k < 10;k++)
+ anims[k] = altanims[k];
+ }
+
+
+ // link together the primary animation
+ for (j = 0;j < max;j++)
+ {
+ tx2 = anims[j];
+ tx2->animated = 1; // q1bsp
tx2->anim_total[0] = max;
tx2->anim_total[1] = altmax;
for (k = 0;k < 10;k++)
for (j = 0;j < altmax;j++)
{
tx2 = altanims[j];
- tx2->animated = true;
+ tx2->animated = 1; // q1bsp
// the primary/alternate are reversed here
tx2->anim_total[0] = altmax;
tx2->anim_total[1] = max;
}
}
-static void Mod_Q1BSP_LoadLighting(lump_t *l)
+static void Mod_Q1BSP_LoadLighting(sizebuf_t *sb)
{
int i;
unsigned char *in, *out, *data, d;
fs_offset_t filesize;
if (loadmodel->brush.ishlbsp) // LordHavoc: load the colored lighting data straight
{
- loadmodel->brushq1.lightdata = (unsigned char *)Mem_Alloc(loadmodel->mempool, l->filelen);
- for (i=0; i<l->filelen; i++)
- loadmodel->brushq1.lightdata[i] = mod_base[l->fileofs+i] >>= 1;
+ loadmodel->brushq1.lightdata = (unsigned char *)Mem_Alloc(loadmodel->mempool, sb->cursize);
+ for (i = 0;i < sb->cursize;i++)
+ loadmodel->brushq1.lightdata[i] = sb->data[i] >>= 1;
}
else // LordHavoc: bsp version 29 (normal white lighting)
{
data = (unsigned char*) FS_LoadFile(litfilename, tempmempool, false, &filesize);
if (data)
{
- if (filesize == (fs_offset_t)(8 + l->filelen * 3) && data[0] == 'Q' && data[1] == 'L' && data[2] == 'I' && data[3] == 'T')
+ if (filesize == (fs_offset_t)(8 + sb->cursize * 3) && data[0] == 'Q' && data[1] == 'L' && data[2] == 'I' && data[3] == 'T')
{
i = LittleLong(((int *)data)[1]);
if (i == 1)
data = (unsigned char*) FS_LoadFile(dlitfilename, tempmempool, false, &filesize);
if (data)
{
- if (filesize == (fs_offset_t)(8 + l->filelen * 3) && data[0] == 'Q' && data[1] == 'L' && data[2] == 'I' && data[3] == 'T')
+ if (filesize == (fs_offset_t)(8 + sb->cursize * 3) && data[0] == 'Q' && data[1] == 'L' && data[2] == 'I' && data[3] == 'T')
{
i = LittleLong(((int *)data)[1]);
if (i == 1)
else if (filesize == 8)
Con_Print("Empty .lit file, ignoring\n");
else
- Con_Printf("Corrupt .lit file (file size %i bytes, should be %i bytes), ignoring\n", (int) filesize, (int) (8 + l->filelen * 3));
+ Con_Printf("Corrupt .lit file (file size %i bytes, should be %i bytes), ignoring\n", (int) filesize, (int) (8 + sb->cursize * 3));
if (data)
{
Mem_Free(data);
}
}
// LordHavoc: oh well, expand the white lighting data
- if (!l->filelen)
+ if (!sb->cursize)
return;
- loadmodel->brushq1.lightdata = (unsigned char *)Mem_Alloc(loadmodel->mempool, l->filelen*3);
- in = mod_base + l->fileofs;
+ loadmodel->brushq1.lightdata = (unsigned char *)Mem_Alloc(loadmodel->mempool, sb->cursize*3);
+ in = sb->data;
out = loadmodel->brushq1.lightdata;
- for (i = 0;i < l->filelen;i++)
+ for (i = 0;i < sb->cursize;i++)
{
d = *in++;
*out++ = d;
}
}
-static void Mod_Q1BSP_LoadVisibility(lump_t *l)
+static void Mod_Q1BSP_LoadVisibility(sizebuf_t *sb)
{
loadmodel->brushq1.num_compressedpvs = 0;
loadmodel->brushq1.data_compressedpvs = NULL;
- if (!l->filelen)
+ if (!sb->cursize)
return;
- loadmodel->brushq1.num_compressedpvs = l->filelen;
- loadmodel->brushq1.data_compressedpvs = (unsigned char *)Mem_Alloc(loadmodel->mempool, l->filelen);
- memcpy(loadmodel->brushq1.data_compressedpvs, mod_base + l->fileofs, l->filelen);
+ loadmodel->brushq1.num_compressedpvs = sb->cursize;
+ loadmodel->brushq1.data_compressedpvs = (unsigned char *)Mem_Alloc(loadmodel->mempool, sb->cursize);
+ MSG_ReadBytes(sb, sb->cursize, loadmodel->brushq1.data_compressedpvs);
}
// used only for HalfLife maps
int i, j, k;
if (!data)
return;
- if (!COM_ParseToken_Simple(&data, false, false))
+ if (!COM_ParseToken_Simple(&data, false, false, true))
return; // error
if (com_token[0] != '{')
return; // error
while (1)
{
- if (!COM_ParseToken_Simple(&data, false, false))
+ if (!COM_ParseToken_Simple(&data, false, false, true))
return; // error
if (com_token[0] == '}')
break; // end of worldspawn
strlcpy(key, com_token, sizeof(key));
while (key[strlen(key)-1] == ' ') // remove trailing spaces
key[strlen(key)-1] = 0;
- if (!COM_ParseToken_Simple(&data, false, false))
+ if (!COM_ParseToken_Simple(&data, false, false, true))
return; // error
dpsnprintf(value, sizeof(value), "%s", com_token);
if (!strcmp("wad", key)) // for HalfLife maps
for (i = 0;i < (int)sizeof(value);i++)
if (value[i] != ';' && value[i] != '\\' && value[i] != '/' && value[i] != ':')
break;
- if (value[i])
+ if (i < (int)sizeof(value) && value[i])
{
for (;i < (int)sizeof(value);i++)
{
}
}
-static void Mod_Q1BSP_LoadEntities(lump_t *l)
+static void Mod_Q1BSP_LoadEntities(sizebuf_t *sb)
{
loadmodel->brush.entities = NULL;
- if (!l->filelen)
+ if (!sb->cursize)
return;
- loadmodel->brush.entities = (char *)Mem_Alloc(loadmodel->mempool, l->filelen + 1);
- memcpy(loadmodel->brush.entities, mod_base + l->fileofs, l->filelen);
- loadmodel->brush.entities[l->filelen] = 0;
+ loadmodel->brush.entities = (char *)Mem_Alloc(loadmodel->mempool, sb->cursize + 1);
+ MSG_ReadBytes(sb, sb->cursize, (unsigned char *)loadmodel->brush.entities);
+ loadmodel->brush.entities[sb->cursize] = 0;
if (loadmodel->brush.ishlbsp)
Mod_Q1BSP_ParseWadsFromEntityLump(loadmodel->brush.entities);
}
-static void Mod_Q1BSP_LoadVertexes(lump_t *l)
+static void Mod_Q1BSP_LoadVertexes(sizebuf_t *sb)
{
- dvertex_t *in;
mvertex_t *out;
int i, count;
+ int structsize = 12;
- in = (dvertex_t *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q1BSP_LoadVertexes: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
+ count = sb->cursize / structsize;
out = (mvertex_t *)Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
loadmodel->brushq1.vertexes = out;
loadmodel->brushq1.numvertexes = count;
- for ( i=0 ; i<count ; i++, in++, out++)
+ for ( i=0 ; i<count ; i++, out++)
{
- out->position[0] = LittleFloat(in->point[0]);
- out->position[1] = LittleFloat(in->point[1]);
- out->position[2] = LittleFloat(in->point[2]);
+ out->position[0] = MSG_ReadLittleFloat(sb);
+ out->position[1] = MSG_ReadLittleFloat(sb);
+ out->position[2] = MSG_ReadLittleFloat(sb);
}
}
-// The following two functions should be removed and MSG_* or SZ_* function sets adjusted so they
-// can be used for this
-// REMOVEME
-int SB_ReadInt (unsigned char **buffer)
+static void Mod_Q1BSP_LoadSubmodels(sizebuf_t *sb, hullinfo_t *hullinfo)
{
- int i;
- i = ((*buffer)[0]) + 256*((*buffer)[1]) + 65536*((*buffer)[2]) + 16777216*((*buffer)[3]);
- (*buffer) += 4;
- return i;
-}
-
-// REMOVEME
-float SB_ReadFloat (unsigned char **buffer)
-{
- union
- {
- int i;
- float f;
- } u;
-
- u.i = SB_ReadInt (buffer);
- return u.f;
-}
-
-static void Mod_Q1BSP_LoadSubmodels(lump_t *l, hullinfo_t *hullinfo)
-{
- unsigned char *index;
- dmodel_t *out;
+ mmodel_t *out;
int i, j, count;
+ int structsize = (48+4*hullinfo->filehulls);
- index = (unsigned char *)(mod_base + l->fileofs);
- if (l->filelen % (48+4*hullinfo->filehulls))
+ if (sb->cursize % structsize)
Host_Error ("Mod_Q1BSP_LoadSubmodels: funny lump size in %s", loadmodel->name);
- count = l->filelen / (48+4*hullinfo->filehulls);
- out = (dmodel_t *)Mem_Alloc (loadmodel->mempool, count*sizeof(*out));
+ count = sb->cursize / structsize;
+ out = (mmodel_t *)Mem_Alloc (loadmodel->mempool, count*sizeof(*out));
loadmodel->brushq1.submodels = out;
loadmodel->brush.numsubmodels = count;
for (i = 0; i < count; i++, out++)
{
// spread out the mins / maxs by a pixel
- out->mins[0] = SB_ReadFloat (&index) - 1;
- out->mins[1] = SB_ReadFloat (&index) - 1;
- out->mins[2] = SB_ReadFloat (&index) - 1;
- out->maxs[0] = SB_ReadFloat (&index) + 1;
- out->maxs[1] = SB_ReadFloat (&index) + 1;
- out->maxs[2] = SB_ReadFloat (&index) + 1;
- out->origin[0] = SB_ReadFloat (&index);
- out->origin[1] = SB_ReadFloat (&index);
- out->origin[2] = SB_ReadFloat (&index);
+ out->mins[0] = MSG_ReadLittleFloat(sb) - 1;
+ out->mins[1] = MSG_ReadLittleFloat(sb) - 1;
+ out->mins[2] = MSG_ReadLittleFloat(sb) - 1;
+ out->maxs[0] = MSG_ReadLittleFloat(sb) + 1;
+ out->maxs[1] = MSG_ReadLittleFloat(sb) + 1;
+ out->maxs[2] = MSG_ReadLittleFloat(sb) + 1;
+ out->origin[0] = MSG_ReadLittleFloat(sb);
+ out->origin[1] = MSG_ReadLittleFloat(sb);
+ out->origin[2] = MSG_ReadLittleFloat(sb);
for (j = 0; j < hullinfo->filehulls; j++)
- out->headnode[j] = SB_ReadInt (&index);
- out->visleafs = SB_ReadInt (&index);
- out->firstface = SB_ReadInt (&index);
- out->numfaces = SB_ReadInt (&index);
+ out->headnode[j] = MSG_ReadLittleLong(sb);
+ out->visleafs = MSG_ReadLittleLong(sb);
+ out->firstface = MSG_ReadLittleLong(sb);
+ out->numfaces = MSG_ReadLittleLong(sb);
}
}
-static void Mod_Q1BSP_LoadEdges(lump_t *l)
+static void Mod_Q1BSP_LoadEdges(sizebuf_t *sb)
{
- dedge_t *in;
medge_t *out;
int i, count;
+ int structsize = loadmodel->brush.isbsp2 ? 8 : 4;
- in = (dedge_t *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q1BSP_LoadEdges: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
+ count = sb->cursize / structsize;
out = (medge_t *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
loadmodel->brushq1.edges = out;
loadmodel->brushq1.numedges = count;
- for ( i=0 ; i<count ; i++, in++, out++)
+ for ( i=0 ; i<count ; i++, out++)
{
- out->v[0] = (unsigned short)LittleShort(in->v[0]);
- out->v[1] = (unsigned short)LittleShort(in->v[1]);
- if (out->v[0] >= loadmodel->brushq1.numvertexes || out->v[1] >= loadmodel->brushq1.numvertexes)
+ if (loadmodel->brush.isbsp2)
+ {
+ out->v[0] = (unsigned int)MSG_ReadLittleLong(sb);
+ out->v[1] = (unsigned int)MSG_ReadLittleLong(sb);
+ }
+ else
+ {
+ out->v[0] = (unsigned short)MSG_ReadLittleShort(sb);
+ out->v[1] = (unsigned short)MSG_ReadLittleShort(sb);
+ }
+ if ((int)out->v[0] >= loadmodel->brushq1.numvertexes || (int)out->v[1] >= loadmodel->brushq1.numvertexes)
{
Con_Printf("Mod_Q1BSP_LoadEdges: %s has invalid vertex indices in edge %i (vertices %i %i >= numvertices %i)\n", loadmodel->name, i, out->v[0], out->v[1], loadmodel->brushq1.numvertexes);
if(!loadmodel->brushq1.numvertexes)
}
}
-static void Mod_Q1BSP_LoadTexinfo(lump_t *l)
+static void Mod_Q1BSP_LoadTexinfo(sizebuf_t *sb)
{
- texinfo_t *in;
mtexinfo_t *out;
int i, j, k, count, miptex;
+ int structsize = 40;
- in = (texinfo_t *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q1BSP_LoadTexinfo: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
+ count = sb->cursize / structsize;
out = (mtexinfo_t *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
loadmodel->brushq1.texinfo = out;
loadmodel->brushq1.numtexinfo = count;
- for (i = 0;i < count;i++, in++, out++)
+ for (i = 0;i < count;i++, out++)
{
for (k = 0;k < 2;k++)
for (j = 0;j < 4;j++)
- out->vecs[k][j] = LittleFloat(in->vecs[k][j]);
+ out->vecs[k][j] = MSG_ReadLittleFloat(sb);
- miptex = LittleLong(in->miptex);
- out->flags = LittleLong(in->flags);
+ miptex = MSG_ReadLittleLong(sb);
+ out->q1flags = MSG_ReadLittleLong(sb);
- out->texture = NULL;
- if (loadmodel->data_textures)
- {
- if ((unsigned int) miptex >= (unsigned int) loadmodel->num_textures)
- Con_Printf("error in model \"%s\": invalid miptex index %i(of %i)\n", loadmodel->name, miptex, loadmodel->num_textures);
- else
- out->texture = loadmodel->data_textures + miptex;
- }
- if (out->flags & TEX_SPECIAL)
+ if (out->q1flags & TEX_SPECIAL)
{
// if texture chosen is NULL or the shader needs a lightmap,
// force to notexture water shader
- if (out->texture == NULL)
- out->texture = loadmodel->data_textures + (loadmodel->num_textures - 1);
+ out->textureindex = loadmodel->num_textures - 1;
}
else
{
// if texture chosen is NULL, force to notexture
- if (out->texture == NULL)
- out->texture = loadmodel->data_textures + (loadmodel->num_textures - 2);
+ out->textureindex = loadmodel->num_textures - 2;
+ }
+ // see if the specified miptex is valid and try to use it instead
+ if (loadmodel->data_textures)
+ {
+ if ((unsigned int) miptex >= (unsigned int) loadmodel->num_textures)
+ Con_Printf("error in model \"%s\": invalid miptex index %i(of %i)\n", loadmodel->name, miptex, loadmodel->num_textures);
+ else
+ out->textureindex = miptex;
}
}
}
#endif
extern cvar_t gl_max_lightmapsize;
-static void Mod_Q1BSP_LoadFaces(lump_t *l)
+static void Mod_Q1BSP_LoadFaces(sizebuf_t *sb)
{
- dface_t *in;
msurface_t *surface;
- int i, j, count, surfacenum, planenum, smax, tmax, ssize, tsize, firstedge, numedges, totalverts, totaltris, lightmapnumber, lightmapsize, totallightmapsamples;
+ int i, j, count, surfacenum, planenum, smax, tmax, ssize, tsize, firstedge, numedges, totalverts, totaltris, lightmapnumber, lightmapsize, totallightmapsamples, lightmapoffset, texinfoindex;
float texmins[2], texmaxs[2], val;
rtexture_t *lightmaptexture, *deluxemaptexture;
+ char vabuf[1024];
+ int structsize = loadmodel->brush.isbsp2 ? 28 : 20;
- in = (dface_t *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q1BSP_LoadFaces: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
+ count = sb->cursize / structsize;
loadmodel->data_surfaces = (msurface_t *)Mem_Alloc(loadmodel->mempool, count*sizeof(msurface_t));
loadmodel->data_surfaces_lightmapinfo = (msurface_lightmapinfo_t *)Mem_Alloc(loadmodel->mempool, count*sizeof(msurface_lightmapinfo_t));
totalverts = 0;
totaltris = 0;
- for (surfacenum = 0, in = (dface_t *)(mod_base + l->fileofs);surfacenum < count;surfacenum++, in++)
+ for (surfacenum = 0;surfacenum < count;surfacenum++)
{
- numedges = (unsigned short)LittleShort(in->numedges);
+ if (loadmodel->brush.isbsp2)
+ numedges = BuffLittleLong(sb->data + structsize * surfacenum + 12);
+ else
+ numedges = BuffLittleShort(sb->data + structsize * surfacenum + 8);
totalverts += numedges;
totaltris += numedges - 2;
}
totalverts = 0;
totaltris = 0;
- for (surfacenum = 0, in = (dface_t *)(mod_base + l->fileofs), surface = loadmodel->data_surfaces;surfacenum < count;surfacenum++, in++, surface++)
+ for (surfacenum = 0, surface = loadmodel->data_surfaces;surfacenum < count;surfacenum++, surface++)
{
surface->lightmapinfo = loadmodel->data_surfaces_lightmapinfo + surfacenum;
+ // the struct on disk is the same in BSP29 (Q1), BSP30 (HL1), and IBSP38 (Q2)
+ planenum = loadmodel->brush.isbsp2 ? MSG_ReadLittleLong(sb) : (unsigned short)MSG_ReadLittleShort(sb);
+ /*side = */loadmodel->brush.isbsp2 ? MSG_ReadLittleLong(sb) : (unsigned short)MSG_ReadLittleShort(sb);
+ firstedge = MSG_ReadLittleLong(sb);
+ numedges = loadmodel->brush.isbsp2 ? MSG_ReadLittleLong(sb) : (unsigned short)MSG_ReadLittleShort(sb);
+ texinfoindex = loadmodel->brush.isbsp2 ? MSG_ReadLittleLong(sb) : (unsigned short)MSG_ReadLittleShort(sb);
+ for (i = 0;i < MAXLIGHTMAPS;i++)
+ surface->lightmapinfo->styles[i] = MSG_ReadByte(sb);
+ lightmapoffset = MSG_ReadLittleLong(sb);
// FIXME: validate edges, texinfo, etc?
- firstedge = LittleLong(in->firstedge);
- numedges = (unsigned short)LittleShort(in->numedges);
if ((unsigned int) firstedge > (unsigned int) loadmodel->brushq1.numsurfedges || (unsigned int) numedges > (unsigned int) loadmodel->brushq1.numsurfedges || (unsigned int) firstedge + (unsigned int) numedges > (unsigned int) loadmodel->brushq1.numsurfedges)
Host_Error("Mod_Q1BSP_LoadFaces: invalid edge range (firstedge %i, numedges %i, model edges %i)", firstedge, numedges, loadmodel->brushq1.numsurfedges);
- i = (unsigned short)LittleShort(in->texinfo);
- if ((unsigned int) i >= (unsigned int) loadmodel->brushq1.numtexinfo)
- Host_Error("Mod_Q1BSP_LoadFaces: invalid texinfo index %i(model has %i texinfos)", i, loadmodel->brushq1.numtexinfo);
- surface->lightmapinfo->texinfo = loadmodel->brushq1.texinfo + i;
- surface->texture = surface->lightmapinfo->texinfo->texture;
-
- planenum = (unsigned short)LittleShort(in->planenum);
+ if ((unsigned int) texinfoindex >= (unsigned int) loadmodel->brushq1.numtexinfo)
+ Host_Error("Mod_Q1BSP_LoadFaces: invalid texinfo index %i(model has %i texinfos)", texinfoindex, loadmodel->brushq1.numtexinfo);
if ((unsigned int) planenum >= (unsigned int) loadmodel->brush.num_planes)
Host_Error("Mod_Q1BSP_LoadFaces: invalid plane index %i (model has %i planes)", planenum, loadmodel->brush.num_planes);
+ surface->lightmapinfo->texinfo = loadmodel->brushq1.texinfo + texinfoindex;
+ surface->texture = loadmodel->data_textures + surface->lightmapinfo->texinfo->textureindex;
+
+ // Q2BSP doesn't use lightmaps on sky or warped surfaces (water), but still has a lightofs of 0
+ if (lightmapoffset == 0 && (surface->texture->q2flags & (Q2SURF_SKY | Q2SURF_WARP)))
+ lightmapoffset = -1;
+
//surface->flags = surface->texture->flags;
//if (LittleShort(in->side))
// surface->flags |= SURF_PLANEBACK;
}
// compile additional data about the surface geometry
- Mod_BuildNormals(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, loadmodel->surfmesh.data_vertex3f, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle), loadmodel->surfmesh.data_normal3f, true);
- Mod_BuildTextureVectorsFromNormals(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle), loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, true);
+ Mod_BuildNormals(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, loadmodel->surfmesh.data_vertex3f, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle), loadmodel->surfmesh.data_normal3f, r_smoothnormals_areaweighting.integer != 0);
+ Mod_BuildTextureVectorsFromNormals(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle), loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, r_smoothnormals_areaweighting.integer != 0);
BoxFromPoints(surface->mins, surface->maxs, surface->num_vertices, (loadmodel->surfmesh.data_vertex3f + 3 * surface->num_firstvertex));
// generate surface extents information
tsize = (surface->lightmapinfo->extents[1] >> 4) + 1;
// lighting info
- for (i = 0;i < MAXLIGHTMAPS;i++)
- surface->lightmapinfo->styles[i] = in->styles[i];
surface->lightmaptexture = NULL;
surface->deluxemaptexture = r_texture_blanknormalmap;
- i = LittleLong(in->lightofs);
- if (i == -1)
+ if (lightmapoffset == -1)
{
surface->lightmapinfo->samples = NULL;
#if 1
// give non-lightmapped water a 1x white lightmap
- if (surface->texture->name[0] == '*' && (surface->lightmapinfo->texinfo->flags & TEX_SPECIAL) && ssize <= 256 && tsize <= 256)
+ if (!loadmodel->brush.isq2bsp && surface->texture->name[0] == '*' && (surface->lightmapinfo->texinfo->q1flags & TEX_SPECIAL) && ssize <= 256 && tsize <= 256)
{
surface->lightmapinfo->samples = (unsigned char *)Mem_Alloc(loadmodel->mempool, ssize * tsize * 3);
surface->lightmapinfo->styles[0] = 0;
}
#endif
}
- else if (loadmodel->brush.ishlbsp) // LordHavoc: HalfLife map (bsp version 30)
- surface->lightmapinfo->samples = loadmodel->brushq1.lightdata + i;
+ else if (loadmodel->brush.ishlbsp || loadmodel->brush.isq2bsp) // LordHavoc: HalfLife map (bsp version 30)
+ surface->lightmapinfo->samples = loadmodel->brushq1.lightdata + lightmapoffset;
else // LordHavoc: white lighting (bsp version 29)
{
- surface->lightmapinfo->samples = loadmodel->brushq1.lightdata + (i * 3);
+ surface->lightmapinfo->samples = loadmodel->brushq1.lightdata + (lightmapoffset * 3);
if (loadmodel->brushq1.nmaplightdata)
- surface->lightmapinfo->nmapsamples = loadmodel->brushq1.nmaplightdata + (i * 3);
+ surface->lightmapinfo->nmapsamples = loadmodel->brushq1.nmaplightdata + (lightmapoffset * 3);
}
// check if we should apply a lightmap to this
- if (!(surface->lightmapinfo->texinfo->flags & TEX_SPECIAL) || surface->lightmapinfo->samples)
+ if (!(surface->lightmapinfo->texinfo->q1flags & TEX_SPECIAL) || surface->lightmapinfo->samples)
{
if (ssize > 256 || tsize > 256)
Host_Error("Bad surface extents");
int stainmapsize = 0;
mod_alloclightmap_state_t allocState;
- Mod_AllocLightmap_Init(&allocState, lightmapsize, lightmapsize);
+ Mod_AllocLightmap_Init(&allocState, loadmodel->mempool, lightmapsize, lightmapsize);
for (surfacenum = 0, surface = loadmodel->data_surfaces;surfacenum < count;surfacenum++, surface++)
{
- int i, iu, iv, lightmapx = 0, lightmapy = 0;
+ int iu, iv, lightmapx = 0, lightmapy = 0;
float u, v, ubase, vbase, uscale, vscale;
if (!loadmodel->brushq1.lightmapupdateflags[surfacenum])
loadmodel->brushq3.num_mergedlightmaps = lightmapnumber + 1;
loadmodel->brushq3.data_lightmaps = (rtexture_t **)Mem_Realloc(loadmodel->mempool, loadmodel->brushq3.data_lightmaps, loadmodel->brushq3.num_mergedlightmaps * sizeof(loadmodel->brushq3.data_lightmaps[0]));
loadmodel->brushq3.data_deluxemaps = (rtexture_t **)Mem_Realloc(loadmodel->mempool, loadmodel->brushq3.data_deluxemaps, loadmodel->brushq3.num_mergedlightmaps * sizeof(loadmodel->brushq3.data_deluxemaps[0]));
- loadmodel->brushq3.data_lightmaps[lightmapnumber] = lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, va("lightmap%i", lightmapnumber), lightmapsize, lightmapsize, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_ALLOWUPDATES, -1, NULL);
+ loadmodel->brushq3.data_lightmaps[lightmapnumber] = lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, va(vabuf, sizeof(vabuf), "lightmap%i", lightmapnumber), lightmapsize, lightmapsize, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_ALLOWUPDATES, -1, NULL);
if (loadmodel->brushq1.nmaplightdata)
- loadmodel->brushq3.data_deluxemaps[lightmapnumber] = deluxemaptexture = R_LoadTexture2D(loadmodel->texturepool, va("deluxemap%i", lightmapnumber), lightmapsize, lightmapsize, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_ALLOWUPDATES, -1, NULL);
+ loadmodel->brushq3.data_deluxemaps[lightmapnumber] = deluxemaptexture = R_LoadTexture2D(loadmodel->texturepool, va(vabuf, sizeof(vabuf), "deluxemap%i", lightmapnumber), lightmapsize, lightmapsize, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_ALLOWUPDATES, -1, NULL);
lightmapnumber++;
Mod_AllocLightmap_Reset(&allocState);
Mod_AllocLightmap_Block(&allocState, ssize, tsize, &lightmapx, &lightmapy);
}
}
-static void Mod_Q1BSP_LoadNodes(lump_t *l)
+static void Mod_Q1BSP_LoadNodes(sizebuf_t *sb)
{
- int i, j, count, p;
- dnode_t *in;
+ int i, j, count, p, child[2];
mnode_t *out;
+ int structsize = loadmodel->brush.isbsp2rmqe ? 32 : (loadmodel->brush.isbsp2 ? 44 : 24);
- in = (dnode_t *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q1BSP_LoadNodes: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
+ count = sb->cursize / structsize;
+ if (count == 0)
+ Host_Error("Mod_Q1BSP_LoadNodes: missing BSP tree in %s",loadmodel->name);
out = (mnode_t *)Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
loadmodel->brush.data_nodes = out;
loadmodel->brush.num_nodes = count;
- for ( i=0 ; i<count ; i++, in++, out++)
+ for ( i=0 ; i<count ; i++, out++)
{
- for (j=0 ; j<3 ; j++)
- {
- out->mins[j] = LittleShort(in->mins[j]);
- out->maxs[j] = LittleShort(in->maxs[j]);
+ p = MSG_ReadLittleLong(sb);
+ out->plane = loadmodel->brush.data_planes + p;
+
+ if (loadmodel->brush.isbsp2rmqe)
+ {
+ child[0] = MSG_ReadLittleLong(sb);
+ child[1] = MSG_ReadLittleLong(sb);
+ out->mins[0] = MSG_ReadLittleShort(sb);
+ out->mins[1] = MSG_ReadLittleShort(sb);
+ out->mins[2] = MSG_ReadLittleShort(sb);
+ out->maxs[0] = MSG_ReadLittleShort(sb);
+ out->maxs[1] = MSG_ReadLittleShort(sb);
+ out->maxs[2] = MSG_ReadLittleShort(sb);
+ out->firstsurface = MSG_ReadLittleLong(sb);
+ out->numsurfaces = MSG_ReadLittleLong(sb);
+ }
+ else if (loadmodel->brush.isbsp2)
+ {
+ child[0] = MSG_ReadLittleLong(sb);
+ child[1] = MSG_ReadLittleLong(sb);
+ out->mins[0] = MSG_ReadLittleFloat(sb);
+ out->mins[1] = MSG_ReadLittleFloat(sb);
+ out->mins[2] = MSG_ReadLittleFloat(sb);
+ out->maxs[0] = MSG_ReadLittleFloat(sb);
+ out->maxs[1] = MSG_ReadLittleFloat(sb);
+ out->maxs[2] = MSG_ReadLittleFloat(sb);
+ out->firstsurface = MSG_ReadLittleLong(sb);
+ out->numsurfaces = MSG_ReadLittleLong(sb);
}
+ else
+ {
+ child[0] = (unsigned short)MSG_ReadLittleShort(sb);
+ child[1] = (unsigned short)MSG_ReadLittleShort(sb);
+ if (child[0] >= count)
+ child[0] -= 65536;
+ if (child[1] >= count)
+ child[1] -= 65536;
- p = LittleLong(in->planenum);
- out->plane = loadmodel->brush.data_planes + p;
+ out->mins[0] = MSG_ReadLittleShort(sb);
+ out->mins[1] = MSG_ReadLittleShort(sb);
+ out->mins[2] = MSG_ReadLittleShort(sb);
+ out->maxs[0] = MSG_ReadLittleShort(sb);
+ out->maxs[1] = MSG_ReadLittleShort(sb);
+ out->maxs[2] = MSG_ReadLittleShort(sb);
- out->firstsurface = (unsigned short)LittleShort(in->firstface);
- out->numsurfaces = (unsigned short)LittleShort(in->numfaces);
+ out->firstsurface = (unsigned short)MSG_ReadLittleShort(sb);
+ out->numsurfaces = (unsigned short)MSG_ReadLittleShort(sb);
+ }
for (j=0 ; j<2 ; j++)
{
// arguire qbsp which can produce more than 32768 nodes, any value
// below count is assumed to be a node number, any other value is
// assumed to be a leaf number
- p = (unsigned short)LittleShort(in->children[j]);
- if (p < count)
+ p = child[j];
+ if (p >= 0)
{
if (p < loadmodel->brush.num_nodes)
out->children[j] = loadmodel->brush.data_nodes + p;
}
else
{
- // note this uses 65535 intentionally, -1 is leaf 0
- p = 65535 - p;
+ // get leaf index as a positive value starting at 0 (-1 becomes 0, -2 becomes 1, etc)
+ p = -(p+1);
if (p < loadmodel->brush.num_leafs)
out->children[j] = (mnode_t *)(loadmodel->brush.data_leafs + p);
else
Mod_Q1BSP_LoadNodes_RecursiveSetParent(loadmodel->brush.data_nodes, NULL); // sets nodes and leafs
}
-static void Mod_Q1BSP_LoadLeafs(lump_t *l)
+static void Mod_Q1BSP_LoadLeafs(sizebuf_t *sb)
{
- dleaf_t *in;
mleaf_t *out;
- int i, j, count, p;
+ int i, j, count, p, firstmarksurface, nummarksurfaces;
+ int structsize = loadmodel->brush.isbsp2rmqe ? 32 : (loadmodel->brush.isbsp2 ? 44 : 28);
- in = (dleaf_t *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q1BSP_LoadLeafs: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
+ count = sb->cursize / structsize;
out = (mleaf_t *)Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
loadmodel->brush.data_leafs = out;
loadmodel->brush.data_pvsclusters = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_pvsclusters * loadmodel->brush.num_pvsclusterbytes);
memset(loadmodel->brush.data_pvsclusters, 0xFF, loadmodel->brush.num_pvsclusters * loadmodel->brush.num_pvsclusterbytes);
- for ( i=0 ; i<count ; i++, in++, out++)
+ // FIXME: this function could really benefit from some error checking
+ for ( i=0 ; i<count ; i++, out++)
{
- for (j=0 ; j<3 ; j++)
- {
- out->mins[j] = LittleShort(in->mins[j]);
- out->maxs[j] = LittleShort(in->maxs[j]);
- }
-
- // FIXME: this function could really benefit from some error checking
-
- out->contents = LittleLong(in->contents);
-
- out->firstleafsurface = loadmodel->brush.data_leafsurfaces + (unsigned short)LittleShort(in->firstmarksurface);
- out->numleafsurfaces = (unsigned short)LittleShort(in->nummarksurfaces);
- if ((unsigned short)LittleShort(in->firstmarksurface) + out->numleafsurfaces > loadmodel->brush.num_leafsurfaces)
- {
- Con_Printf("Mod_Q1BSP_LoadLeafs: invalid leafsurface range %i:%i outside range %i:%i\n", (int)(out->firstleafsurface - loadmodel->brush.data_leafsurfaces), (int)(out->firstleafsurface + out->numleafsurfaces - loadmodel->brush.data_leafsurfaces), 0, loadmodel->brush.num_leafsurfaces);
- out->firstleafsurface = NULL;
- out->numleafsurfaces = 0;
- }
+ out->contents = MSG_ReadLittleLong(sb);
out->clusterindex = i - 1;
if (out->clusterindex >= loadmodel->brush.num_pvsclusters)
out->clusterindex = -1;
- p = LittleLong(in->visofs);
+ p = MSG_ReadLittleLong(sb);
// ignore visofs errors on leaf 0 (solid)
if (p >= 0 && out->clusterindex >= 0)
{
Mod_Q1BSP_DecompressVis(loadmodel->brushq1.data_compressedpvs + p, loadmodel->brushq1.data_compressedpvs + loadmodel->brushq1.num_compressedpvs, loadmodel->brush.data_pvsclusters + out->clusterindex * loadmodel->brush.num_pvsclusterbytes, loadmodel->brush.data_pvsclusters + (out->clusterindex + 1) * loadmodel->brush.num_pvsclusterbytes);
}
- for (j = 0;j < 4;j++)
- out->ambient_sound_level[j] = in->ambient_level[j];
+ if (loadmodel->brush.isbsp2rmqe)
+ {
+ out->mins[0] = MSG_ReadLittleShort(sb);
+ out->mins[1] = MSG_ReadLittleShort(sb);
+ out->mins[2] = MSG_ReadLittleShort(sb);
+ out->maxs[0] = MSG_ReadLittleShort(sb);
+ out->maxs[1] = MSG_ReadLittleShort(sb);
+ out->maxs[2] = MSG_ReadLittleShort(sb);
+
+ firstmarksurface = MSG_ReadLittleLong(sb);
+ nummarksurfaces = MSG_ReadLittleLong(sb);
+ }
+ else if (loadmodel->brush.isbsp2)
+ {
+ out->mins[0] = MSG_ReadLittleFloat(sb);
+ out->mins[1] = MSG_ReadLittleFloat(sb);
+ out->mins[2] = MSG_ReadLittleFloat(sb);
+ out->maxs[0] = MSG_ReadLittleFloat(sb);
+ out->maxs[1] = MSG_ReadLittleFloat(sb);
+ out->maxs[2] = MSG_ReadLittleFloat(sb);
+
+ firstmarksurface = MSG_ReadLittleLong(sb);
+ nummarksurfaces = MSG_ReadLittleLong(sb);
+ }
+ else
+ {
+ out->mins[0] = MSG_ReadLittleShort(sb);
+ out->mins[1] = MSG_ReadLittleShort(sb);
+ out->mins[2] = MSG_ReadLittleShort(sb);
+ out->maxs[0] = MSG_ReadLittleShort(sb);
+ out->maxs[1] = MSG_ReadLittleShort(sb);
+ out->maxs[2] = MSG_ReadLittleShort(sb);
+
+ firstmarksurface = (unsigned short)MSG_ReadLittleShort(sb);
+ nummarksurfaces = (unsigned short)MSG_ReadLittleShort(sb);
+ }
+
+ if (firstmarksurface >= 0 && firstmarksurface + nummarksurfaces <= loadmodel->brush.num_leafsurfaces)
+ {
+ out->firstleafsurface = loadmodel->brush.data_leafsurfaces + firstmarksurface;
+ out->numleafsurfaces = nummarksurfaces;
+ }
+ else
+ {
+ Con_Printf("Mod_Q1BSP_LoadLeafs: invalid leafsurface range %i:%i outside range %i:%i\n", firstmarksurface, firstmarksurface+nummarksurfaces, 0, loadmodel->brush.num_leafsurfaces);
+ out->firstleafsurface = NULL;
+ out->numleafsurfaces = 0;
+ }
- // FIXME: Insert caustics here
+ for (j = 0;j < 4;j++)
+ out->ambient_sound_level[j] = MSG_ReadByte(sb);
}
}
-qboolean Mod_Q1BSP_CheckWaterAlphaSupport(void)
+static qboolean Mod_Q1BSP_CheckWaterAlphaSupport(void)
{
int i, j;
mleaf_t *leaf;
return false;
}
-static void Mod_Q1BSP_LoadClipnodes(lump_t *l, hullinfo_t *hullinfo)
+static void Mod_Q1BSP_LoadClipnodes(sizebuf_t *sb, hullinfo_t *hullinfo)
{
- dclipnode_t *in;
mclipnode_t *out;
int i, count;
hull_t *hull;
+ int structsize = loadmodel->brush.isbsp2 ? 12 : 8;
- in = (dclipnode_t *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q1BSP_LoadClipnodes: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
+ count = sb->cursize / structsize;
out = (mclipnode_t *)Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
loadmodel->brushq1.clipnodes = out;
VectorSubtract(hull->clip_maxs, hull->clip_mins, hull->clip_size);
}
- for (i=0 ; i<count ; i++, out++, in++)
+ for (i=0 ; i<count ; i++, out++)
{
- out->planenum = LittleLong(in->planenum);
- // LordHavoc: this code supports arguire qbsp's broken clipnodes indices (more than 32768 clipnodes), values above count are assumed to be contents values
- out->children[0] = (unsigned short)LittleShort(in->children[0]);
- out->children[1] = (unsigned short)LittleShort(in->children[1]);
- if (out->children[0] >= count)
- out->children[0] -= 65536;
- if (out->children[1] >= count)
- out->children[1] -= 65536;
+ out->planenum = MSG_ReadLittleLong(sb);
if (out->planenum < 0 || out->planenum >= loadmodel->brush.num_planes)
- Host_Error("Corrupt clipping hull(out of range planenum)");
+ Host_Error("%s: Corrupt clipping hull(out of range planenum)", loadmodel->name);
+ if (loadmodel->brush.isbsp2)
+ {
+ out->children[0] = MSG_ReadLittleLong(sb);
+ out->children[1] = MSG_ReadLittleLong(sb);
+ if (out->children[0] >= count)
+ Host_Error("%s: Corrupt clipping hull (invalid child index)", loadmodel->name);
+ if (out->children[1] >= count)
+ Host_Error("%s: Corrupt clipping hull (invalid child index)", loadmodel->name);
+ }
+ else
+ {
+ // LordHavoc: this code supports arguire qbsp's broken clipnodes indices (more than 32768 clipnodes), values above count are assumed to be contents values
+ out->children[0] = (unsigned short)MSG_ReadLittleShort(sb);
+ out->children[1] = (unsigned short)MSG_ReadLittleShort(sb);
+ if (out->children[0] >= count)
+ out->children[0] -= 65536;
+ if (out->children[1] >= count)
+ out->children[1] -= 65536;
+ }
}
}
}
}
-static void Mod_Q1BSP_LoadLeaffaces(lump_t *l)
+static void Mod_Q1BSP_LoadLeaffaces(sizebuf_t *sb)
{
int i, j;
- short *in;
+ int structsize = loadmodel->brush.isbsp2 ? 4 : 2;
- in = (short *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q1BSP_LoadLeaffaces: funny lump size in %s",loadmodel->name);
- loadmodel->brush.num_leafsurfaces = l->filelen / sizeof(*in);
+ loadmodel->brush.num_leafsurfaces = sb->cursize / structsize;
loadmodel->brush.data_leafsurfaces = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_leafsurfaces * sizeof(int));
- for (i = 0;i < loadmodel->brush.num_leafsurfaces;i++)
+ if (loadmodel->brush.isbsp2)
+ {
+ for (i = 0;i < loadmodel->brush.num_leafsurfaces;i++)
+ {
+ j = MSG_ReadLittleLong(sb);
+ if (j < 0 || j >= loadmodel->num_surfaces)
+ Host_Error("Mod_Q1BSP_LoadLeaffaces: bad surface number");
+ loadmodel->brush.data_leafsurfaces[i] = j;
+ }
+ }
+ else
{
- j = (unsigned short) LittleShort(in[i]);
- if (j >= loadmodel->num_surfaces)
- Host_Error("Mod_Q1BSP_LoadLeaffaces: bad surface number");
- loadmodel->brush.data_leafsurfaces[i] = j;
+ for (i = 0;i < loadmodel->brush.num_leafsurfaces;i++)
+ {
+ j = (unsigned short) MSG_ReadLittleShort(sb);
+ if (j >= loadmodel->num_surfaces)
+ Host_Error("Mod_Q1BSP_LoadLeaffaces: bad surface number");
+ loadmodel->brush.data_leafsurfaces[i] = j;
+ }
}
}
-static void Mod_Q1BSP_LoadSurfedges(lump_t *l)
+static void Mod_Q1BSP_LoadSurfedges(sizebuf_t *sb)
{
int i;
- int *in;
+ int structsize = 4;
- in = (int *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q1BSP_LoadSurfedges: funny lump size in %s",loadmodel->name);
- loadmodel->brushq1.numsurfedges = l->filelen / sizeof(*in);
+ loadmodel->brushq1.numsurfedges = sb->cursize / structsize;
loadmodel->brushq1.surfedges = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->brushq1.numsurfedges * sizeof(int));
for (i = 0;i < loadmodel->brushq1.numsurfedges;i++)
- loadmodel->brushq1.surfedges[i] = LittleLong(in[i]);
+ loadmodel->brushq1.surfedges[i] = MSG_ReadLittleLong(sb);
}
-static void Mod_Q1BSP_LoadPlanes(lump_t *l)
+static void Mod_Q1BSP_LoadPlanes(sizebuf_t *sb)
{
int i;
mplane_t *out;
- dplane_t *in;
+ int structsize = 20;
- in = (dplane_t *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q1BSP_LoadPlanes: funny lump size in %s", loadmodel->name);
-
- loadmodel->brush.num_planes = l->filelen / sizeof(*in);
+ loadmodel->brush.num_planes = sb->cursize / structsize;
loadmodel->brush.data_planes = out = (mplane_t *)Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_planes * sizeof(*out));
- for (i = 0;i < loadmodel->brush.num_planes;i++, in++, out++)
+ for (i = 0;i < loadmodel->brush.num_planes;i++, out++)
{
- out->normal[0] = LittleFloat(in->normal[0]);
- out->normal[1] = LittleFloat(in->normal[1]);
- out->normal[2] = LittleFloat(in->normal[2]);
- out->dist = LittleFloat(in->dist);
-
+ out->normal[0] = MSG_ReadLittleFloat(sb);
+ out->normal[1] = MSG_ReadLittleFloat(sb);
+ out->normal[2] = MSG_ReadLittleFloat(sb);
+ out->dist = MSG_ReadLittleFloat(sb);
+ MSG_ReadLittleLong(sb); // type is not used, we use PlaneClassify
PlaneClassify(out);
}
}
+// fixes up sky surfaces that have SKY contents behind them, so that they do not cast shadows (e1m5 logo shadow trick).
+static void Mod_Q1BSP_AssignNoShadowSkySurfaces(dp_model_t *mod)
+{
+ int i;
+ msurface_t *surface;
+ vec3_t center;
+ int contents;
+ for (i = 0, surface = mod->data_surfaces + mod->firstmodelsurface; i < mod->nummodelsurfaces; i++, surface++)
+ {
+ if (surface->texture->basematerialflags & MATERIALFLAG_SKY)
+ {
+ // check if the point behind the surface polygon is SOLID or SKY contents
+ VectorMAMAM(0.5f, surface->mins, 0.5f, surface->maxs, -0.25f, mod->surfmesh.data_normal3f + 3*surface->num_firstvertex, center);
+ contents = Mod_Q1BSP_PointSuperContents(mod, 0, center);
+ if (!(contents & SUPERCONTENTS_SOLID))
+ surface->texture = surface->texture->skynoshadowtexture;
+ }
+ }
+}
+
static void Mod_Q1BSP_LoadMapBrushes(void)
{
#if 0
if (!maptext)
return;
text = maptext;
- if (!COM_ParseToken_Simple(&data, false, false))
+ if (!COM_ParseToken_Simple(&data, false, false, true))
return; // error
submodel = 0;
for (;;)
{
- if (!COM_ParseToken_Simple(&data, false, false))
+ if (!COM_ParseToken_Simple(&data, false, false, true))
break;
if (com_token[0] != '{')
return; // error
brushes = Mem_Alloc(loadmodel->mempool, maxbrushes * sizeof(mbrush_t));
for (;;)
{
- if (!COM_ParseToken_Simple(&data, false, false))
+ if (!COM_ParseToken_Simple(&data, false, false, true))
return; // error
if (com_token[0] == '}')
break; // end of entity
}
for (;;)
{
- if (!COM_ParseToken_Simple(&data, false, false))
+ if (!COM_ParseToken_Simple(&data, false, false, true))
return; // error
if (com_token[0] == '}')
break; // end of brush
// FIXME: support hl .map format
for (pointnum = 0;pointnum < 3;pointnum++)
{
- COM_ParseToken_Simple(&data, false, false);
+ COM_ParseToken_Simple(&data, false, false, true);
for (componentnum = 0;componentnum < 3;componentnum++)
{
- COM_ParseToken_Simple(&data, false, false);
+ COM_ParseToken_Simple(&data, false, false, true);
point[pointnum][componentnum] = atof(com_token);
}
- COM_ParseToken_Simple(&data, false, false);
+ COM_ParseToken_Simple(&data, false, false, true);
}
- COM_ParseToken_Simple(&data, false, false);
+ COM_ParseToken_Simple(&data, false, false, true);
strlcpy(facetexture, com_token, sizeof(facetexture));
- COM_ParseToken_Simple(&data, false, false);
+ COM_ParseToken_Simple(&data, false, false, true);
//scroll_s = atof(com_token);
- COM_ParseToken_Simple(&data, false, false);
+ COM_ParseToken_Simple(&data, false, false, true);
//scroll_t = atof(com_token);
- COM_ParseToken_Simple(&data, false, false);
+ COM_ParseToken_Simple(&data, false, false, true);
//rotate = atof(com_token);
- COM_ParseToken_Simple(&data, false, false);
+ COM_ParseToken_Simple(&data, false, false, true);
//scale_s = atof(com_token);
- COM_ParseToken_Simple(&data, false, false);
+ COM_ParseToken_Simple(&data, false, false, true);
//scale_t = atof(com_token);
TriangleNormal(point[0], point[1], point[2], planenormal);
VectorNormalizeDouble(planenormal);
static void Mod_Q1BSP_FinalizePortals(void)
{
- int i, j, numportals, numpoints, portalindex, portalrange = Mem_ExpandableArray_IndexRange(&portalarray);
+ int i, j, numportals, numpoints, portalindex, portalrange = (int)Mem_ExpandableArray_IndexRange(&portalarray);
portal_t *p;
mportal_t *portal;
mvertex_t *point;
// TODO: calculate node bounding boxes during recursion and calculate a maximum plane size accordingly to improve precision (as most maps do not need 1 billion unit plane polygons)
PolygonD_QuadForPlane(nodeportal->points, nodeportal->plane.normal[0], nodeportal->plane.normal[1], nodeportal->plane.normal[2], nodeportal->plane.dist, 1024.0*1024.0*1024.0);
nodeportal->numpoints = 4;
- side = 0; // shut up compiler warning
+ // side = 0; // shut up compiler warning -> should be no longer needed, Host_Error is declared noreturn now
for (portal = (portal_t *)node->portals;portal;portal = portal->next[side])
{
clipplane = portal->plane;
side = 1;
}
else
+ {
Host_Error("Mod_Q1BSP_RecursiveNodePortals: mislinked portal");
+ side = 0; // hush warning
+ }
for (i = 0;i < nodeportal->numpoints*3;i++)
frontpoints[i] = nodeportal->points[i];
else if (portal->nodes[1] == node)
side = 1;
else
+ {
Host_Error("Mod_Q1BSP_RecursiveNodePortals: mislinked portal");
+ side = 0; // hush warning
+ }
nextportal = portal->next[side];
if (!portal->numpoints)
continue;
{
int bytes = model->brush.num_pvsclusterbytes;
bytes = min(bytes, pvsbufferlength);
- if (r_novis.integer || !model->brush.num_pvsclusters || !Mod_Q1BSP_GetPVS(model, org))
+ if (r_novis.integer || r_trippy.integer || !model->brush.num_pvsclusters || !Mod_Q1BSP_GetPVS(model, org))
{
memset(pvsbuffer, 0xFF, bytes);
return bytes;
for (j = 0, surface = mod->data_surfaces;j < mod->num_surfaces;j++, surface++)
if (surface->num_triangles > 0)
Mod_ShadowMesh_AddMesh(mod->mempool, mod->brush.shadowmesh, NULL, NULL, NULL, mod->surfmesh.data_vertex3f, NULL, NULL, NULL, NULL, surface->num_triangles, (mod->surfmesh.data_element3i + 3 * surface->num_firsttriangle));
- mod->brush.shadowmesh = Mod_ShadowMesh_Finish(mod->mempool, mod->brush.shadowmesh, false, true, false);
- if (mod->brush.shadowmesh)
+ mod->brush.shadowmesh = Mod_ShadowMesh_Finish(mod->mempool, mod->brush.shadowmesh, false, r_enableshadowvolumes.integer != 0, false);
+ if (mod->brush.shadowmesh && mod->brush.shadowmesh->neighbor3i)
Mod_BuildTriangleNeighbors(mod->brush.shadowmesh->neighbor3i, mod->brush.shadowmesh->element3i, mod->brush.shadowmesh->numtriangles);
return numshadowmeshtriangles;
}
+void Mod_CollisionBIH_TraceLineAgainstSurfaces(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask);
+
void Mod_Q1BSP_Load(dp_model_t *mod, void *buffer, void *bufferend)
{
int i, j, k;
- dheader_t *header;
- dmodel_t *bm;
+ sizebuf_t lumpsb[HEADER_LUMPS];
+ mmodel_t *bm;
float dist, modelyawradius, modelradius;
msurface_t *surface;
hullinfo_t hullinfo;
int totalstylesurfaces, totalstyles, stylecounts[256], remapstyles[256];
model_brush_lightstyleinfo_t styleinfo[256];
unsigned char *datapointer;
+ sizebuf_t sb;
- mod->modeldatatypestring = "Q1BSP";
+ MSG_InitReadBuffer(&sb, (unsigned char *)buffer, (unsigned char *)bufferend - (unsigned char *)buffer);
mod->type = mod_brushq1;
- header = (dheader_t *)buffer;
-
- i = LittleLong(header->version);
- if (i != BSPVERSION && i != 30)
- Host_Error("Mod_Q1BSP_Load: %s has wrong version number(%i should be %i(Quake) or 30(HalfLife)", mod->name, i, BSPVERSION);
- mod->brush.ishlbsp = i == 30;
+ mod->brush.ishlbsp = false;
+ mod->brush.isbsp2rmqe = false;
+ mod->brush.isbsp2 = false;
+ mod->brush.isq2bsp = false;
+ mod->brush.isq3bsp = false;
+ mod->brush.skymasking = true;
+ i = MSG_ReadLittleLong(&sb);
+ switch(i)
+ {
+ case BSPVERSION:
+ mod->modeldatatypestring = "Q1BSP";
+ break;
+ case 30:
+ mod->brush.ishlbsp = true;
+ mod->modeldatatypestring = "HLBSP";
+ break;
+ case ('2' + 'P' * 256 + 'S' * 65536 + 'B' * 16777216):
+ mod->brush.isbsp2 = true;
+ mod->brush.isbsp2rmqe = true; // like bsp2 except leaf/node bounds are 16bit (unexpanded)
+ mod->modeldatatypestring = "Q1BSP2rmqe";
+ break;
+ case ('B' + 'S' * 256 + 'P' * 65536 + '2' * 16777216):
+ mod->brush.isbsp2 = true;
+ mod->modeldatatypestring = "Q1BSP2";
+ break;
+ default:
+ mod->modeldatatypestring = "Unknown BSP";
+ Host_Error("Mod_Q1BSP_Load: %s has wrong version number %i: supported versions are 29 (Quake), 30 (Half-Life), \"BSP2\" or \"2PSB\" (rmqe)", mod->name, i);
+ return;
+ }
// fill in hull info
VectorClear (hullinfo.hullsizes[0][0]);
VectorClear (hullinfo.hullsizes[0][1]);
if (mod->brush.ishlbsp)
{
- mod->modeldatatypestring = "HLBSP";
-
hullinfo.filehulls = 4;
VectorSet (hullinfo.hullsizes[1][0], -16, -16, -36);
VectorSet (hullinfo.hullsizes[1][1], 16, 16, 36);
}
// read lumps
- mod_base = (unsigned char*)buffer;
for (i = 0; i < HEADER_LUMPS; i++)
{
- header->lumps[i].fileofs = LittleLong(header->lumps[i].fileofs);
- header->lumps[i].filelen = LittleLong(header->lumps[i].filelen);
+ int offset = MSG_ReadLittleLong(&sb);
+ int size = MSG_ReadLittleLong(&sb);
+ if (offset < 0 || offset + size > sb.cursize)
+ Host_Error("Mod_Q1BSP_Load: %s has invalid lump %i (offset %i, size %i, file size %i)\n", mod->name, i, offset, size, (int)sb.cursize);
+ MSG_InitReadBuffer(&lumpsb[i], sb.data + offset, size);
}
mod->soundfromcenter = true;
mod->TraceLine = Mod_Q1BSP_TraceLine;
mod->TracePoint = Mod_Q1BSP_TracePoint;
mod->PointSuperContents = Mod_Q1BSP_PointSuperContents;
+ mod->TraceLineAgainstSurfaces = Mod_Q1BSP_TraceLineAgainstSurfaces;
mod->brush.TraceLineOfSight = Mod_Q1BSP_TraceLineOfSight;
mod->brush.SuperContentsFromNativeContents = Mod_Q1BSP_SuperContentsFromNativeContents;
mod->brush.NativeContentsFromSuperContents = Mod_Q1BSP_NativeContentsFromSuperContents;
int temp;
if (i == LUMP_ENTITIES)
continue;
- temp = Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen);
+ temp = Com_BlockChecksum(lumpsb[i].data, lumpsb[i].cursize);
mod->brush.qw_md4sum ^= LittleLong(temp);
if (i == LUMP_VISIBILITY || i == LUMP_LEAFS || i == LUMP_NODES)
continue;
- temp = Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen);
mod->brush.qw_md4sum2 ^= LittleLong(temp);
}
- Mod_Q1BSP_LoadEntities(&header->lumps[LUMP_ENTITIES]);
- Mod_Q1BSP_LoadVertexes(&header->lumps[LUMP_VERTEXES]);
- Mod_Q1BSP_LoadEdges(&header->lumps[LUMP_EDGES]);
- Mod_Q1BSP_LoadSurfedges(&header->lumps[LUMP_SURFEDGES]);
- Mod_Q1BSP_LoadTextures(&header->lumps[LUMP_TEXTURES]);
- Mod_Q1BSP_LoadLighting(&header->lumps[LUMP_LIGHTING]);
- Mod_Q1BSP_LoadPlanes(&header->lumps[LUMP_PLANES]);
- Mod_Q1BSP_LoadTexinfo(&header->lumps[LUMP_TEXINFO]);
- Mod_Q1BSP_LoadFaces(&header->lumps[LUMP_FACES]);
- Mod_Q1BSP_LoadLeaffaces(&header->lumps[LUMP_MARKSURFACES]);
- Mod_Q1BSP_LoadVisibility(&header->lumps[LUMP_VISIBILITY]);
+ Mod_Q1BSP_LoadEntities(&lumpsb[LUMP_ENTITIES]);
+ Mod_Q1BSP_LoadVertexes(&lumpsb[LUMP_VERTEXES]);
+ Mod_Q1BSP_LoadEdges(&lumpsb[LUMP_EDGES]);
+ Mod_Q1BSP_LoadSurfedges(&lumpsb[LUMP_SURFEDGES]);
+ Mod_Q1BSP_LoadTextures(&lumpsb[LUMP_TEXTURES]);
+ Mod_Q1BSP_LoadLighting(&lumpsb[LUMP_LIGHTING]);
+ Mod_Q1BSP_LoadPlanes(&lumpsb[LUMP_PLANES]);
+ Mod_Q1BSP_LoadTexinfo(&lumpsb[LUMP_TEXINFO]);
+ Mod_Q1BSP_LoadFaces(&lumpsb[LUMP_FACES]);
+ Mod_Q1BSP_LoadLeaffaces(&lumpsb[LUMP_MARKSURFACES]);
+ Mod_Q1BSP_LoadVisibility(&lumpsb[LUMP_VISIBILITY]);
// load submodels before leafs because they contain the number of vis leafs
- Mod_Q1BSP_LoadSubmodels(&header->lumps[LUMP_MODELS], &hullinfo);
- Mod_Q1BSP_LoadLeafs(&header->lumps[LUMP_LEAFS]);
- Mod_Q1BSP_LoadNodes(&header->lumps[LUMP_NODES]);
- Mod_Q1BSP_LoadClipnodes(&header->lumps[LUMP_CLIPNODES], &hullinfo);
+ Mod_Q1BSP_LoadSubmodels(&lumpsb[LUMP_MODELS], &hullinfo);
+ Mod_Q1BSP_LoadLeafs(&lumpsb[LUMP_LEAFS]);
+ Mod_Q1BSP_LoadNodes(&lumpsb[LUMP_NODES]);
+ Mod_Q1BSP_LoadClipnodes(&lumpsb[LUMP_CLIPNODES], &hullinfo);
+
+ for (i = 0; i < HEADER_LUMPS; i++)
+ if (lumpsb[i].readcount != lumpsb[i].cursize && i != LUMP_TEXTURES && i != LUMP_LIGHTING)
+ Host_Error("Lump %i incorrectly loaded (readcount %i, size %i)\n", i, lumpsb[i].readcount, lumpsb[i].cursize);
// check if the map supports transparent water rendering
loadmodel->brush.supportwateralpha = Mod_Q1BSP_CheckWaterAlphaSupport();
+ // we don't need the compressed pvs data anymore
if (mod->brushq1.data_compressedpvs)
Mem_Free(mod->brushq1.data_compressedpvs);
mod->brushq1.data_compressedpvs = NULL;
mod->brushq1.num_compressedpvs = 0;
Mod_Q1BSP_MakeHull0();
- Mod_Q1BSP_MakePortals();
+ if (mod_bsp_portalize.integer)
+ Mod_Q1BSP_MakePortals();
mod->numframes = 2; // regular and alternate animation
mod->numskins = 1;
// set node/leaf parents for this submodel
Mod_Q1BSP_LoadNodes_RecursiveSetParent(mod->brush.data_nodes + mod->brushq1.hulls[0].firstclipnode, NULL);
+ // this has to occur after hull info has been set, as it uses Mod_Q1BSP_PointSuperContents
+ Mod_Q1BSP_AssignNoShadowSkySurfaces(mod);
+
// make the model surface list (used by shadowing/lighting)
mod->sortedmodelsurfaces = (int *)datapointer;datapointer += mod->nummodelsurfaces * sizeof(int);
Mod_MakeSortedSurfaces(mod);
}
//mod->brushq1.num_visleafs = bm->visleafs;
+ // build a Bounding Interval Hierarchy for culling triangles in light rendering
+ Mod_MakeCollisionBIH(mod, true, &mod->render_bih);
+
if (mod_q1bsp_polygoncollisions.integer)
{
- Mod_MakeCollisionBIH(mod, true, &mod->collision_bih);
+ mod->collision_bih = mod->render_bih;
// point traces and contents checks still use the bsp tree
mod->TraceLine = Mod_CollisionBIH_TraceLine;
mod->TraceBox = Mod_CollisionBIH_TraceBox;
mod->TraceBrush = Mod_CollisionBIH_TraceBrush;
+ mod->TraceLineAgainstSurfaces = Mod_CollisionBIH_TraceLineAgainstSurfaces;
}
- else
- Mod_MakeCollisionBIH(mod, true, &mod->render_bih);
// generate VBOs and other shared data before cloning submodels
if (i == 0)
Con_DPrintf("Stats for q1bsp model \"%s\": %i faces, %i nodes, %i leafs, %i visleafs, %i visleafportals, mesh: %i vertices, %i triangles, %i surfaces\n", loadmodel->name, loadmodel->num_surfaces, loadmodel->brush.num_nodes, loadmodel->brush.num_leafs, mod->brush.num_pvsclusters, loadmodel->brush.num_portals, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->num_surfaces);
}
-static void Mod_Q2BSP_LoadEntities(lump_t *l)
-{
-}
-
-static void Mod_Q2BSP_LoadPlanes(lump_t *l)
+int Mod_Q2BSP_SuperContentsFromNativeContents(dp_model_t *model, int nativecontents)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
-
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadPlanes: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
-
- loadmodel-> = out;
- loadmodel->num = count;
-
- for (i = 0;i < count;i++, in++, out++)
- {
- }
-*/
+ int supercontents = 0;
+ if (nativecontents & CONTENTSQ2_SOLID)
+ supercontents |= SUPERCONTENTS_SOLID;
+ if (nativecontents & CONTENTSQ2_WATER)
+ supercontents |= SUPERCONTENTS_WATER;
+ if (nativecontents & CONTENTSQ2_SLIME)
+ supercontents |= SUPERCONTENTS_SLIME;
+ if (nativecontents & CONTENTSQ2_LAVA)
+ supercontents |= SUPERCONTENTS_LAVA;
+ if (nativecontents & CONTENTSQ2_MONSTER)
+ supercontents |= SUPERCONTENTS_BODY;
+ if (nativecontents & CONTENTSQ2_DEADMONSTER)
+ supercontents |= SUPERCONTENTS_CORPSE;
+ if (nativecontents & CONTENTSQ2_PLAYERCLIP)
+ supercontents |= SUPERCONTENTS_PLAYERCLIP;
+ if (nativecontents & CONTENTSQ2_MONSTERCLIP)
+ supercontents |= SUPERCONTENTS_MONSTERCLIP;
+ if (!(nativecontents & CONTENTSQ2_TRANSLUCENT))
+ supercontents |= SUPERCONTENTS_OPAQUE;
+ return supercontents;
}
-static void Mod_Q2BSP_LoadVertices(lump_t *l)
+int Mod_Q2BSP_NativeContentsFromSuperContents(dp_model_t *model, int supercontents)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
-
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadVertices: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
-
- loadmodel-> = out;
- loadmodel->num = count;
-
- for (i = 0;i < count;i++, in++, out++)
- {
- }
-*/
+ int nativecontents = 0;
+ if (supercontents & SUPERCONTENTS_SOLID)
+ nativecontents |= CONTENTSQ2_SOLID;
+ if (supercontents & SUPERCONTENTS_WATER)
+ nativecontents |= CONTENTSQ2_WATER;
+ if (supercontents & SUPERCONTENTS_SLIME)
+ nativecontents |= CONTENTSQ2_SLIME;
+ if (supercontents & SUPERCONTENTS_LAVA)
+ nativecontents |= CONTENTSQ2_LAVA;
+ if (supercontents & SUPERCONTENTS_BODY)
+ nativecontents |= CONTENTSQ2_MONSTER;
+ if (supercontents & SUPERCONTENTS_CORPSE)
+ nativecontents |= CONTENTSQ2_DEADMONSTER;
+ if (supercontents & SUPERCONTENTS_PLAYERCLIP)
+ nativecontents |= CONTENTSQ2_PLAYERCLIP;
+ if (supercontents & SUPERCONTENTS_MONSTERCLIP)
+ nativecontents |= CONTENTSQ2_MONSTERCLIP;
+ if (!(supercontents & SUPERCONTENTS_OPAQUE))
+ nativecontents |= CONTENTSQ2_TRANSLUCENT;
+ return nativecontents;
}
-static void Mod_Q2BSP_LoadVisibility(lump_t *l)
+static void Mod_Q2BSP_LoadVisibility(sizebuf_t *sb)
{
-/*
- d_t *in;
- m_t *out;
int i, count;
+ loadmodel->brushq1.num_compressedpvs = 0;
+ loadmodel->brushq1.data_compressedpvs = NULL;
+ loadmodel->brush.num_pvsclusters = 0;
+ loadmodel->brush.num_pvsclusterbytes = 0;
+ loadmodel->brush.data_pvsclusters = NULL;
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadVisibility: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
-
- loadmodel-> = out;
- loadmodel->num = count;
+ if (!sb->cursize)
+ return;
- for (i = 0;i < count;i++, in++, out++)
+ count = MSG_ReadLittleLong(sb);
+ loadmodel->brush.num_pvsclusters = count;
+ loadmodel->brush.num_pvsclusterbytes = (count+7)>>3;
+ loadmodel->brush.data_pvsclusters = (unsigned char *)Mem_Alloc(loadmodel->mempool, count*loadmodel->brush.num_pvsclusterbytes);
+ for (i = 0;i < count;i++)
{
+ int pvsofs = MSG_ReadLittleLong(sb);
+ /*int phsofs = */MSG_ReadLittleLong(sb);
+ // decompress the vis data for this cluster
+ // (note this accesses the underlying data store of sb, which is kind of evil)
+ Mod_Q1BSP_DecompressVis(sb->data + pvsofs, sb->data + sb->cursize, loadmodel->brush.data_pvsclusters + i * loadmodel->brush.num_pvsclusterbytes, loadmodel->brush.data_pvsclusters + (i+1) * loadmodel->brush.num_pvsclusterbytes);
}
-*/
+ // hush the loading error check later - we had to do random access on this lump, so we didn't read to the end
+ sb->readcount = sb->cursize;
}
-static void Mod_Q2BSP_LoadNodes(lump_t *l)
+static void Mod_Q2BSP_LoadNodes(sizebuf_t *sb)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
+ int i, j, count, p, child[2];
+ mnode_t *out;
+ int structsize = 28;
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q2BSP_LoadNodes: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ count = sb->cursize / structsize;
+ if (count == 0)
+ Host_Error("Mod_Q2BSP_LoadNodes: missing BSP tree in %s",loadmodel->name);
+ out = (mnode_t *)Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
- loadmodel-> = out;
- loadmodel->num = count;
+ loadmodel->brush.data_nodes = out;
+ loadmodel->brush.num_nodes = count;
- for (i = 0;i < count;i++, in++, out++)
+ for ( i=0 ; i<count ; i++, out++)
{
+ p = MSG_ReadLittleLong(sb);
+ out->plane = loadmodel->brush.data_planes + p;
+ child[0] = MSG_ReadLittleLong(sb);
+ child[1] = MSG_ReadLittleLong(sb);
+ out->mins[0] = MSG_ReadLittleShort(sb);
+ out->mins[1] = MSG_ReadLittleShort(sb);
+ out->mins[2] = MSG_ReadLittleShort(sb);
+ out->maxs[0] = MSG_ReadLittleShort(sb);
+ out->maxs[1] = MSG_ReadLittleShort(sb);
+ out->maxs[2] = MSG_ReadLittleShort(sb);
+ out->firstsurface = (unsigned short)MSG_ReadLittleShort(sb);
+ out->numsurfaces = (unsigned short)MSG_ReadLittleShort(sb);
+ if (out->firstsurface + out->numsurfaces > (unsigned int)loadmodel->num_surfaces)
+ {
+ Con_Printf("Mod_Q2BSP_LoadNodes: invalid surface index range %i+%i (file has only %i surfaces)\n", out->firstsurface, out->numsurfaces, loadmodel->num_surfaces);
+ out->firstsurface = 0;
+ out->numsurfaces = 0;
+ }
+ for (j=0 ; j<2 ; j++)
+ {
+ p = child[j];
+ if (p >= 0)
+ {
+ if (p < loadmodel->brush.num_nodes)
+ out->children[j] = loadmodel->brush.data_nodes + p;
+ else
+ {
+ Con_Printf("Mod_Q2BSP_LoadNodes: invalid node index %i (file has only %i nodes)\n", p, loadmodel->brush.num_nodes);
+ // map it to the solid leaf
+ out->children[j] = (mnode_t *)loadmodel->brush.data_leafs;
+ }
+ }
+ else
+ {
+ // get leaf index as a positive value starting at 0 (-1 becomes 0, -2 becomes 1, etc)
+ p = -(p+1);
+ if (p < loadmodel->brush.num_leafs)
+ out->children[j] = (mnode_t *)(loadmodel->brush.data_leafs + p);
+ else
+ {
+ Con_Printf("Mod_Q2BSP_LoadNodes: invalid leaf index %i (file has only %i leafs)\n", p, loadmodel->brush.num_leafs);
+ // map it to the solid leaf
+ out->children[j] = (mnode_t *)loadmodel->brush.data_leafs;
+ }
+ }
+ }
}
-*/
+
+ Mod_Q1BSP_LoadNodes_RecursiveSetParent(loadmodel->brush.data_nodes, NULL); // sets nodes and leafs
}
-static void Mod_Q2BSP_LoadTexInfo(lump_t *l)
+static void Mod_Q2BSP_LoadTexinfo(sizebuf_t *sb)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
-
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadTexInfo: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ mtexinfo_t *out;
+ int i, l, count;
+ int structsize = 76;
+ int maxtextures = 1024; // hardcoded limit of quake2 engine, so we may as well use it as an upper bound
+ char filename[MAX_QPATH];
+
+ if (sb->cursize % structsize)
+ Host_Error("Mod_Q2BSP_LoadTexinfo: funny lump size in %s",loadmodel->name);
+ count = sb->cursize / structsize;
+ out = (mtexinfo_t *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ loadmodel->brushq1.texinfo = out;
+ loadmodel->brushq1.numtexinfo = count;
+ loadmodel->num_texturesperskin = 0;
+ loadmodel->data_textures = (texture_t*)Mem_Alloc(loadmodel->mempool, maxtextures * sizeof(texture_t));
- loadmodel-> = out;
- loadmodel->num = count;
-
- for (i = 0;i < count;i++, in++, out++)
+ for (i = 0;i < count;i++, out++)
{
+ int j, k;
+ for (k = 0;k < 2;k++)
+ for (j = 0;j < 4;j++)
+ out->vecs[k][j] = MSG_ReadLittleFloat(sb);
+
+ out->q2flags = MSG_ReadLittleLong(sb);
+ out->q2value = MSG_ReadLittleLong(sb);
+ MSG_ReadBytes(sb, 32, (unsigned char*)out->q2texture);
+ out->q2texture[31] = 0; // make absolutely sure it is terminated
+ out->q2nexttexinfo = MSG_ReadLittleLong(sb);
+
+ // find an existing match for the texture if possible
+ dpsnprintf(filename, sizeof(filename), "textures/%s.wal", out->q2texture);
+ for (j = 0;j < loadmodel->num_texturesperskin;j++)
+ if (!strcmp(filename, loadmodel->data_textures[j].name)
+ && out->q2flags == loadmodel->data_textures[j].q2flags
+ && out->q2value == loadmodel->data_textures[j].q2value)
+ break;
+ // if we don't find the texture, store the new texture
+ if (j == loadmodel->num_texturesperskin)
+ {
+ if (loadmodel->num_texturesperskin < maxtextures)
+ {
+ texture_t *tx = loadmodel->data_textures + j;
+ int q2flags = out->q2flags;
+ unsigned char *walfile = NULL;
+ fs_offset_t walfilesize = 0;
+ Mod_LoadTextureFromQ3Shader(tx, filename, true, true, TEXF_ALPHA | TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS);
+ // now read the .wal file to get metadata (even if a .tga was overriding it, we still need the wal data)
+ walfile = FS_LoadFile(filename, tempmempool, true, &walfilesize);
+ if (walfile)
+ {
+ int w, h;
+ LoadWAL_GetMetadata(walfile, (int)walfilesize, &w, &h, NULL, NULL, &tx->q2contents, NULL);
+ tx->width = w;
+ tx->height = h;
+ Mem_Free(walfile);
+ }
+ else
+ {
+ tx->width = 16;
+ tx->height = 16;
+ }
+ tx->q2flags = out->q2flags;
+ tx->q2value = out->q2value;
+ // also modify the texture to have the correct contents and such based on flags
+ // note that we create multiple texture_t structures if q2flags differs
+ if (q2flags & Q2SURF_LIGHT)
+ {
+ // doesn't mean anything to us
+ }
+ if (q2flags & Q2SURF_SLICK)
+ {
+ // would be nice to support...
+ }
+ if (q2flags & Q2SURF_SKY)
+ {
+ // sky is a rather specific thing
+ q2flags &= ~Q2SURF_NODRAW; // quake2 had a slightly different meaning than we have in mind here...
+ tx->basematerialflags = MATERIALFLAG_SKY;
+ tx->supercontents = SUPERCONTENTS_SKY | SUPERCONTENTS_NODROP | SUPERCONTENTS_OPAQUE;
+ tx->surfaceflags = Q3SURFACEFLAG_SKY | Q3SURFACEFLAG_NOIMPACT | Q3SURFACEFLAG_NOMARKS | Q3SURFACEFLAG_NODLIGHT | Q3SURFACEFLAG_NOLIGHTMAP;
+ }
+ if (q2flags & Q2SURF_WARP)
+ {
+ // we use a scroll instead of a warp
+ tx->basematerialflags |= MATERIALFLAG_WATERSCROLL | MATERIALFLAG_FULLBRIGHT;
+ // if it's also transparent, we can enable the WATERSHADER
+ // but we do not set the WATERALPHA flag because we don't
+ // want to honor r_wateralpha in q2bsp
+ // (it would go against the artistic intent)
+ if (q2flags & (Q2SURF_TRANS33 | Q2SURF_TRANS66))
+ tx->basematerialflags |= MATERIALFLAG_WATERSHADER;
+ }
+ if (q2flags & Q2SURF_TRANS33)
+ {
+ tx->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED;
+ tx->basealpha = 1.0f / 3.0f;
+ tx->supercontents &= ~SUPERCONTENTS_OPAQUE;
+ if (tx->q2contents & Q2CONTENTS_SOLID)
+ tx->q2contents = (tx->q2contents & ~Q2CONTENTS_SOLID) | Q2CONTENTS_WINDOW;
+ }
+ if (q2flags & Q2SURF_TRANS66)
+ {
+ tx->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED;
+ tx->basealpha = 2.0f / 3.0f;
+ tx->supercontents &= ~SUPERCONTENTS_OPAQUE;
+ if (tx->q2contents & Q2CONTENTS_SOLID)
+ tx->q2contents = (tx->q2contents & ~Q2CONTENTS_SOLID) | Q2CONTENTS_WINDOW;
+ }
+ if ((q2flags & Q2SURF_FLOWING) && tx->materialshaderpass != NULL)
+ {
+ tx->materialshaderpass->tcmods[0].tcmod = Q3TCMOD_SCROLL;
+ if (q2flags & Q2SURF_WARP)
+ tx->materialshaderpass->tcmods[0].parms[0] = -0.5f;
+ else
+ tx->materialshaderpass->tcmods[0].parms[0] = -1.6f;
+ tx->materialshaderpass->tcmods[0].parms[1] = 0.0f;
+ }
+ if (q2flags & Q2SURF_ALPHATEST)
+ {
+ // KMQUAKE2 and other modded engines added this flag for lit alpha tested surfaces
+ tx->basematerialflags |= MATERIALFLAG_ALPHATEST | MATERIALFLAG_NOSHADOW;
+ }
+ else if (q2flags & (Q2SURF_TRANS33 | Q2SURF_TRANS66 | Q2SURF_WARP))
+ {
+ if (!mod_q2bsp_littransparentsurfaces.integer)
+ tx->basematerialflags |= MATERIALFLAG_FULLBRIGHT;
+ }
+ if (q2flags & Q2SURF_NODRAW)
+ {
+ tx->basematerialflags = MATERIALFLAG_NODRAW | MATERIALFLAG_NOSHADOW;
+ }
+ if (tx->q2contents & (Q2CONTENTS_TRANSLUCENT | Q2CONTENTS_MONSTERCLIP | Q2CONTENTS_PLAYERCLIP))
+ tx->q2contents |= Q2CONTENTS_DETAIL;
+ if (!(tx->q2contents & (Q2CONTENTS_SOLID | Q2CONTENTS_WINDOW | Q2CONTENTS_AUX | Q2CONTENTS_LAVA | Q2CONTENTS_SLIME | Q2CONTENTS_WATER | Q2CONTENTS_MIST | Q2CONTENTS_PLAYERCLIP | Q2CONTENTS_MONSTERCLIP | Q2CONTENTS_MIST)))
+ tx->q2contents |= Q2CONTENTS_SOLID;
+ if (tx->q2flags & (Q2SURF_HINT | Q2SURF_SKIP))
+ tx->q2contents = 0;
+ tx->supercontents = Mod_Q2BSP_SuperContentsFromNativeContents(loadmodel, tx->q2contents);
+ // set the current values to the base values
+ tx->currentframe = tx;
+ tx->currentskinframe = tx->materialshaderpass != NULL ? tx->materialshaderpass->skinframes[0] : NULL;
+ tx->currentmaterialflags = tx->basematerialflags;
+ loadmodel->num_texturesperskin++;
+ loadmodel->num_textures = loadmodel->num_texturesperskin;
+ }
+ else
+ {
+ Con_Printf("Mod_Q2BSP_LoadTexinfo: max textures reached (%i)\n", maxtextures);
+ j = 0; // use first texture and give up
+ }
+ }
+ // store the index we found for this texture
+ out->textureindex = j;
}
-*/
-}
-static void Mod_Q2BSP_LoadFaces(lump_t *l)
-{
-/*
- d_t *in;
- m_t *out;
- int i, count;
+ // realloc the textures array now that we know how many we actually need
+ loadmodel->data_textures = (texture_t*)Mem_Realloc(loadmodel->mempool, loadmodel->data_textures, loadmodel->num_texturesperskin * sizeof(texture_t));
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadFaces: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ // now assemble the texture chains
+ // if we encounter the textures out of order, the later ones won't mark the earlier ones in a sequence, so the earlier
+ for (i = 0, out = loadmodel->brushq1.texinfo;i < count;i++, out++)
+ {
+ int j, k;
+ texture_t *t = loadmodel->data_textures + out->textureindex;
+ t->currentframe = t; // fix the reallocated pointer
- loadmodel-> = out;
- loadmodel->num = count;
+ // if this is not animated, skip it
+ // if this is already processed, skip it (part of an existing sequence)
+ if (out->q2nexttexinfo == 0 || t->animated)
+ continue;
- for (i = 0;i < count;i++, in++, out++)
- {
+ // store the array of frames to use
+ t->animated = 2; // q2bsp animation
+ t->anim_total[0] = 0;
+ t->anim_total[1] = 0;
+ // gather up to 10 frames (we don't support more)
+ for (j = i;j >= 0 && t->anim_total[0] < (int)(sizeof(t->anim_frames[0])/sizeof(t->anim_frames[0][0]));j = loadmodel->brushq1.texinfo[j].q2nexttexinfo)
+ {
+ // detect looping and stop there
+ if (t->anim_total[0] && loadmodel->brushq1.texinfo[j].textureindex == out->textureindex)
+ break;
+ t->anim_frames[0][t->anim_total[0]++] = &loadmodel->data_textures[loadmodel->brushq1.texinfo[j].textureindex];
+ }
+ // we could look for the +a sequence here if this is the +0 sequence,
+ // but it seems that quake2 did not implement that (even though the
+ // files exist in the baseq2 content)
+
+ // write the frame sequence to all the textures involved (just like
+ // in the q1bsp loader)
+ //
+ // note that this can overwrite the rest of the sequence - so if the
+ // start of a sequence is found later than the other parts of the
+ // sequence, it will go back and rewrite them correctly.
+ for (k = 0;k < t->anim_total[0];k++)
+ {
+ texture_t *txk = t->anim_frames[0][k];
+ txk->animated = t->animated;
+ txk->anim_total[0] = t->anim_total[0];
+ for (l = 0;l < t->anim_total[0];l++)
+ txk->anim_frames[0][l] = t->anim_frames[0][l];
+ }
}
-*/
}
-static void Mod_Q2BSP_LoadLighting(lump_t *l)
+static void Mod_Q2BSP_LoadLighting(sizebuf_t *sb)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
-
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadLighting: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
-
- loadmodel-> = out;
- loadmodel->num = count;
-
- for (i = 0;i < count;i++, in++, out++)
- {
- }
-*/
+ // LordHavoc: this fits exactly the same format that we use in .lit files
+ loadmodel->brushq1.lightdata = (unsigned char *)Mem_Alloc(loadmodel->mempool, sb->cursize);
+ MSG_ReadBytes(sb, sb->cursize, loadmodel->brushq1.lightdata);
}
-static void Mod_Q2BSP_LoadLeafs(lump_t *l)
+static void Mod_Q2BSP_LoadLeafs(sizebuf_t *sb)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
+ mleaf_t *out;
+ int i, j, count, firstmarksurface, nummarksurfaces, firstmarkbrush, nummarkbrushes;
+ int structsize = 28;
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q2BSP_LoadLeafs: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ count = sb->cursize / structsize;
+ out = (mleaf_t *)Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
- loadmodel-> = out;
- loadmodel->num = count;
+ loadmodel->brush.data_leafs = out;
+ loadmodel->brush.num_leafs = count;
- for (i = 0;i < count;i++, in++, out++)
- {
- }
-*/
-}
+ // FIXME: this function could really benefit from some error checking
+ for ( i=0 ; i<count ; i++, out++)
+ {
+ out->contents = MSG_ReadLittleLong(sb);
+ out->clusterindex = MSG_ReadLittleShort(sb);
+ out->areaindex = MSG_ReadLittleShort(sb);
+ out->mins[0] = MSG_ReadLittleShort(sb);
+ out->mins[1] = MSG_ReadLittleShort(sb);
+ out->mins[2] = MSG_ReadLittleShort(sb);
+ out->maxs[0] = MSG_ReadLittleShort(sb);
+ out->maxs[1] = MSG_ReadLittleShort(sb);
+ out->maxs[2] = MSG_ReadLittleShort(sb);
+
+ firstmarksurface = (unsigned short)MSG_ReadLittleShort(sb);
+ nummarksurfaces = (unsigned short)MSG_ReadLittleShort(sb);
+ firstmarkbrush = (unsigned short)MSG_ReadLittleShort(sb);
+ nummarkbrushes = (unsigned short)MSG_ReadLittleShort(sb);
-static void Mod_Q2BSP_LoadLeafFaces(lump_t *l)
-{
-/*
- d_t *in;
- m_t *out;
- int i, count;
+ for (j = 0;j < 4;j++)
+ out->ambient_sound_level[j] = 0;
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadLeafFaces: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ if (out->clusterindex >= loadmodel->brush.num_pvsclusters)
+ {
+ Con_Print("Mod_Q2BSP_LoadLeafs: invalid clusterindex\n");
+ out->clusterindex = -1;
+ }
- loadmodel-> = out;
- loadmodel->num = count;
+ if (firstmarksurface >= 0 && firstmarksurface + nummarksurfaces <= loadmodel->brush.num_leafsurfaces)
+ {
+ out->firstleafsurface = loadmodel->brush.data_leafsurfaces + firstmarksurface;
+ out->numleafsurfaces = nummarksurfaces;
+ }
+ else
+ {
+ Con_Printf("Mod_Q2BSP_LoadLeafs: invalid leafsurface range %i:%i outside range %i:%i\n", firstmarksurface, firstmarksurface+nummarksurfaces, 0, loadmodel->brush.num_leafsurfaces);
+ out->firstleafsurface = NULL;
+ out->numleafsurfaces = 0;
+ }
- for (i = 0;i < count;i++, in++, out++)
- {
+ if (firstmarkbrush >= 0 && firstmarkbrush + nummarkbrushes <= loadmodel->brush.num_leafbrushes)
+ {
+ out->firstleafbrush = loadmodel->brush.data_leafbrushes + firstmarkbrush;
+ out->numleafbrushes = nummarkbrushes;
+ }
+ else
+ {
+ Con_Printf("Mod_Q2BSP_LoadLeafs: invalid leafbrush range %i:%i outside range %i:%i\n", firstmarkbrush, firstmarkbrush+nummarkbrushes, 0, loadmodel->brush.num_leafbrushes);
+ out->firstleafbrush = NULL;
+ out->numleafbrushes = 0;
+ }
}
-*/
}
-static void Mod_Q2BSP_LoadLeafBrushes(lump_t *l)
+static void Mod_Q2BSP_LoadLeafBrushes(sizebuf_t *sb)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
+ int i, j;
+ int structsize = 2;
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
+ if (sb->cursize % structsize)
Host_Error("Mod_Q2BSP_LoadLeafBrushes: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ loadmodel->brush.num_leafbrushes = sb->cursize / structsize;
+ loadmodel->brush.data_leafbrushes = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_leafbrushes * sizeof(int));
- loadmodel-> = out;
- loadmodel->num = count;
-
- for (i = 0;i < count;i++, in++, out++)
+ for (i = 0;i < loadmodel->brush.num_leafbrushes;i++)
{
+ j = (unsigned short) MSG_ReadLittleShort(sb);
+ if (j >= loadmodel->brush.num_brushes)
+ Host_Error("Mod_Q1BSP_LoadLeafBrushes: bad brush number");
+ loadmodel->brush.data_leafbrushes[i] = j;
}
-*/
}
-static void Mod_Q2BSP_LoadEdges(lump_t *l)
+static void Mod_Q2BSP_LoadBrushSides(sizebuf_t *sb)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
+ q3mbrushside_t *out;
+ int i, n, count;
+ int structsize = 4;
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadEdges: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ if (sb->cursize % structsize)
+ Host_Error("Mod_Q2BSP_LoadBrushSides: funny lump size in %s",loadmodel->name);
+ count = sb->cursize / structsize;
+ out = (q3mbrushside_t *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
- loadmodel-> = out;
- loadmodel->num = count;
+ loadmodel->brush.data_brushsides = out;
+ loadmodel->brush.num_brushsides = count;
- for (i = 0;i < count;i++, in++, out++)
+ for (i = 0;i < count;i++, out++)
{
+ n = (unsigned short)MSG_ReadLittleShort(sb);
+ if (n < 0 || n >= loadmodel->brush.num_planes)
+ Host_Error("Mod_Q2BSP_LoadBrushSides: invalid planeindex %i (%i planes)", n, loadmodel->brush.num_planes);
+ out->plane = loadmodel->brush.data_planes + n;
+ n = MSG_ReadLittleShort(sb);
+ if (n >= 0)
+ {
+ if (n >= loadmodel->brushq1.numtexinfo)
+ Host_Error("Mod_Q2BSP_LoadBrushSides: invalid texinfo index %i (%i texinfos)", n, loadmodel->brushq1.numtexinfo);
+ out->texture = loadmodel->data_textures + loadmodel->brushq1.texinfo[n].textureindex;
+ }
+ else
+ {
+ //Con_Printf("Mod_Q2BSP_LoadBrushSides: brushside %i has texinfo index %i < 0, changing to generic texture!\n", i, n);
+ out->texture = &mod_q1bsp_texture_solid;
+ }
}
-*/
}
-static void Mod_Q2BSP_LoadSurfEdges(lump_t *l)
+static void Mod_Q2BSP_LoadBrushes(sizebuf_t *sb)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
-
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadSurfEdges: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ q3mbrush_t *out;
+ int i, j, firstside, numsides, contents, count, maxplanes, q3surfaceflags, supercontents;
+ colplanef_t *planes;
+ int structsize = 12;
+ qboolean brushmissingtextures;
+ int numbrushesmissingtextures = 0;
+ int numcreatedtextures = 0;
- loadmodel-> = out;
- loadmodel->num = count;
+ if (sb->cursize % structsize)
+ Host_Error("Mod_Q2BSP_LoadBrushes: funny lump size in %s",loadmodel->name);
+ count = sb->cursize / structsize;
+ out = (q3mbrush_t *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
- for (i = 0;i < count;i++, in++, out++)
- {
- }
-*/
-}
+ loadmodel->brush.data_brushes = out;
+ loadmodel->brush.num_brushes = count;
-static void Mod_Q2BSP_LoadBrushes(lump_t *l)
-{
-/*
- d_t *in;
- m_t *out;
- int i, count;
+ maxplanes = 0;
+ planes = NULL;
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadBrushes: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ for (i = 0; i < count; i++, out++)
+ {
+ firstside = MSG_ReadLittleLong(sb);
+ numsides = MSG_ReadLittleLong(sb);
+ contents = MSG_ReadLittleLong(sb);
+ if (firstside < 0 || firstside + numsides > loadmodel->brush.num_brushsides)
+ Host_Error("Mod_Q3BSP_LoadBrushes: invalid brushside range %i : %i (%i brushsides)", firstside, firstside + numsides, loadmodel->brush.num_brushsides);
+
+ out->firstbrushside = loadmodel->brush.data_brushsides + firstside;
+ out->numbrushsides = numsides;
+ // convert the contents to our values
+ supercontents = Mod_Q2BSP_SuperContentsFromNativeContents(loadmodel, contents);
+
+ // problem: q2bsp brushes have contents but not a texture
+ // problem: q2bsp brushsides *may* have a texture or may not
+ // problem: all brushsides and brushes must have a texture for trace_hittexture functionality to work, and the collision code is engineered around this assumption
+ // solution: nasty hacks
+ brushmissingtextures = false;
+ out->texture = NULL;
+ for (j = 0; j < out->numbrushsides; j++)
+ {
+ if (out->firstbrushside[j].texture == &mod_q1bsp_texture_solid)
+ brushmissingtextures = true;
+ else
+ {
+ // if we can find a matching texture on a brush side we can use it instead of creating one
+ if (out->firstbrushside[j].texture->supercontents == supercontents)
+ out->texture = out->firstbrushside[j].texture;
+ }
+ }
+ if (brushmissingtextures || out->texture == NULL)
+ {
+ numbrushesmissingtextures++;
+ // if we didn't find any appropriate texture (matching contents), we'll have to create one
+ // we could search earlier ones for a matching one but that can be slow
+ if (out->texture == NULL)
+ {
+ texture_t *validtexture;
+ validtexture = (texture_t *)Mem_Alloc(loadmodel->mempool, sizeof(texture_t));
+ dpsnprintf(validtexture->name, sizeof(validtexture->name), "brushcollision%i", numcreatedtextures);
+ validtexture->surfaceflags = 0;
+ validtexture->supercontents = supercontents;
+ numcreatedtextures++;
+ out->texture = validtexture;
+ }
+ // out->texture now contains a texture with appropriate contents, copy onto any missing sides
+ for (j = 0; j < out->numbrushsides; j++)
+ if (out->firstbrushside[j].texture == &mod_q1bsp_texture_solid)
+ out->firstbrushside[j].texture = out->texture;
+ }
- loadmodel-> = out;
- loadmodel->num = count;
+ // make a colbrush from the brush
+ q3surfaceflags = 0;
+ // make a list of mplane_t structs to construct a colbrush from
+ if (maxplanes < out->numbrushsides)
+ {
+ maxplanes = out->numbrushsides;
+ if (planes)
+ Mem_Free(planes);
+ planes = (colplanef_t *)Mem_Alloc(tempmempool, sizeof(colplanef_t) * maxplanes);
+ }
+ for (j = 0;j < out->numbrushsides;j++)
+ {
+ VectorCopy(out->firstbrushside[j].plane->normal, planes[j].normal);
+ planes[j].dist = out->firstbrushside[j].plane->dist;
+ planes[j].q3surfaceflags = out->firstbrushside[j].texture->surfaceflags;
+ planes[j].texture = out->firstbrushside[j].texture;
+ q3surfaceflags |= planes[j].q3surfaceflags;
+ }
+ out->colbrushf = Collision_NewBrushFromPlanes(loadmodel->mempool, out->numbrushsides, planes, out->texture->supercontents, q3surfaceflags, out->texture, true);
- for (i = 0;i < count;i++, in++, out++)
- {
+ // this whole loop can take a while (e.g. on redstarrepublic4)
+ CL_KeepaliveMessage(false);
}
-*/
+ if (planes)
+ Mem_Free(planes);
+ if (numcreatedtextures)
+ Con_DPrintf("Mod_Q2BSP_LoadBrushes: %i brushes own sides that lack textures or have differing contents from the brush, %i textures have been created to describe these contents.\n", numbrushesmissingtextures, numcreatedtextures);
}
-static void Mod_Q2BSP_LoadBrushSides(lump_t *l)
+static void Mod_Q2BSP_LoadPOP(sizebuf_t *sb)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
-
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadBrushSides: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
-
- loadmodel-> = out;
- loadmodel->num = count;
-
- for (i = 0;i < count;i++, in++, out++)
- {
- }
-*/
+ // this is probably a "proof of purchase" lump of some sort, it seems to be 0 size in most bsp files (but not q2dm1.bsp for instance)
+ sb->readcount = sb->cursize;
}
-static void Mod_Q2BSP_LoadAreas(lump_t *l)
+static void Mod_Q2BSP_LoadAreas(sizebuf_t *sb)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
-
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadAreas: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
-
- loadmodel-> = out;
- loadmodel->num = count;
+ // we currently don't use areas, they represent closable doors as vis blockers
+ sb->readcount = sb->cursize;
+}
- for (i = 0;i < count;i++, in++, out++)
- {
- }
-*/
+static void Mod_Q2BSP_LoadAreaPortals(sizebuf_t *sb)
+{
+ // we currently don't use areas, they represent closable doors as vis blockers
+ sb->readcount = sb->cursize;
}
-static void Mod_Q2BSP_LoadAreaPortals(lump_t *l)
+static void Mod_Q2BSP_LoadSubmodels(sizebuf_t *sb)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
+ mmodel_t *out;
+ int i, count;
+ int structsize = 48;
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadAreaPortals: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ if (sb->cursize % structsize)
+ Host_Error ("Mod_Q2BSP_LoadSubmodels: funny lump size in %s", loadmodel->name);
- loadmodel-> = out;
- loadmodel->num = count;
+ count = sb->cursize / structsize;
+ out = (mmodel_t *)Mem_Alloc (loadmodel->mempool, count*sizeof(*out));
- for (i = 0;i < count;i++, in++, out++)
+ loadmodel->brushq1.submodels = out;
+ loadmodel->brush.numsubmodels = count;
+
+ // this is identical to the q1 submodel structure except for having 1 hull
+ for (i = 0; i < count; i++, out++)
{
+ // spread out the mins / maxs by a pixel
+ out->mins[0] = MSG_ReadLittleFloat(sb) - 1;
+ out->mins[1] = MSG_ReadLittleFloat(sb) - 1;
+ out->mins[2] = MSG_ReadLittleFloat(sb) - 1;
+ out->maxs[0] = MSG_ReadLittleFloat(sb) + 1;
+ out->maxs[1] = MSG_ReadLittleFloat(sb) + 1;
+ out->maxs[2] = MSG_ReadLittleFloat(sb) + 1;
+ out->origin[0] = MSG_ReadLittleFloat(sb);
+ out->origin[1] = MSG_ReadLittleFloat(sb);
+ out->origin[2] = MSG_ReadLittleFloat(sb);
+ out->headnode[0] = MSG_ReadLittleLong(sb);
+ out->firstface = MSG_ReadLittleLong(sb);
+ out->numfaces = MSG_ReadLittleLong(sb);
}
-*/
}
-static void Mod_Q2BSP_LoadModels(lump_t *l)
+static void Mod_Q2BSP_FindSubmodelBrushRange_r(dp_model_t *mod, mnode_t *node, int *first, int *last)
{
-/*
- d_t *in;
- m_t *out;
- int i, count;
-
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error("Mod_Q2BSP_LoadModels: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
-
- loadmodel-> = out;
- loadmodel->num = count;
-
- for (i = 0;i < count;i++, in++, out++)
+ int i;
+ mleaf_t *leaf;
+ while (node->plane)
{
+ Mod_Q2BSP_FindSubmodelBrushRange_r(mod, node->children[0], first, last);
+ node = node->children[1];
+ }
+ leaf = (mleaf_t*)node;
+ for (i = 0;i < leaf->numleafbrushes;i++)
+ {
+ int brushnum = leaf->firstleafbrush[i];
+ if (*first > brushnum)
+ *first = brushnum;
+ if (*last < brushnum)
+ *last = brushnum;
}
-*/
}
-void static Mod_Q2BSP_Load(dp_model_t *mod, void *buffer, void *bufferend)
+static void Mod_Q2BSP_Load(dp_model_t *mod, void *buffer, void *bufferend)
{
- int i;
- q2dheader_t *header;
-
- Host_Error("Mod_Q2BSP_Load: not yet implemented");
+ int i, j, k;
+ sizebuf_t lumpsb[Q2HEADER_LUMPS];
+ mmodel_t *bm;
+ float dist, modelyawradius, modelradius;
+ msurface_t *surface;
+ int totalstylesurfaces, totalstyles, stylecounts[256], remapstyles[256];
+ model_brush_lightstyleinfo_t styleinfo[256];
+ unsigned char *datapointer;
+ sizebuf_t sb;
- mod->modeldatatypestring = "Q2BSP";
+ MSG_InitReadBuffer(&sb, (unsigned char *)buffer, (unsigned char *)bufferend - (unsigned char *)buffer);
mod->type = mod_brushq2;
- header = (q2dheader_t *)buffer;
+ mod->brush.ishlbsp = false;
+ mod->brush.isbsp2rmqe = false;
+ mod->brush.isbsp2 = false;
+ mod->brush.isq2bsp = true; // q1bsp loaders mostly work but we need a few tweaks
+ mod->brush.isq3bsp = false;
+ mod->brush.skymasking = true;
+ mod->modeldatatypestring = "Q2BSP";
- i = LittleLong(header->version);
+ i = MSG_ReadLittleLong(&sb);
+ if (i != Q2BSPMAGIC)
+ Host_Error("Mod_Q2BSP_Load: %s has wrong version number (%i, should be %i)", mod->name, i, Q2BSPVERSION);
+
+ i = MSG_ReadLittleLong(&sb);
if (i != Q2BSPVERSION)
Host_Error("Mod_Q2BSP_Load: %s has wrong version number (%i, should be %i)", mod->name, i, Q2BSPVERSION);
- mod_base = (unsigned char *)header;
+// read lumps
+ for (i = 0; i < Q2HEADER_LUMPS; i++)
+ {
+ int offset = MSG_ReadLittleLong(&sb);
+ int size = MSG_ReadLittleLong(&sb);
+ if (offset < 0 || offset + size > sb.cursize)
+ Host_Error("Mod_Q2BSP_Load: %s has invalid lump %i (offset %i, size %i, file size %i)\n", mod->name, i, offset, size, (int)sb.cursize);
+ MSG_InitReadBuffer(&lumpsb[i], sb.data + offset, size);
+ }
- // swap all the lumps
- for (i = 0;i < (int) sizeof(*header) / 4;i++)
- ((int *)header)[i] = LittleLong(((int *)header)[i]);
+ mod->soundfromcenter = true;
+ mod->TracePoint = Mod_CollisionBIH_TracePoint;
+ mod->TraceLine = Mod_CollisionBIH_TraceLine;
+ mod->TraceBox = Mod_CollisionBIH_TraceBox;
+ mod->TraceBrush = Mod_CollisionBIH_TraceBrush;
+ mod->PointSuperContents = Mod_CollisionBIH_PointSuperContents;
+ mod->TraceLineAgainstSurfaces = Mod_CollisionBIH_TraceLine;
+ mod->brush.TraceLineOfSight = Mod_Q3BSP_TraceLineOfSight;
+ mod->brush.SuperContentsFromNativeContents = Mod_Q2BSP_SuperContentsFromNativeContents;
+ mod->brush.NativeContentsFromSuperContents = Mod_Q2BSP_NativeContentsFromSuperContents;
+ mod->brush.GetPVS = Mod_Q1BSP_GetPVS;
+ mod->brush.FatPVS = Mod_Q1BSP_FatPVS;
+ mod->brush.BoxTouchingPVS = Mod_Q1BSP_BoxTouchingPVS;
+ mod->brush.BoxTouchingLeafPVS = Mod_Q1BSP_BoxTouchingLeafPVS;
+ mod->brush.BoxTouchingVisibleLeafs = Mod_Q1BSP_BoxTouchingVisibleLeafs;
+ mod->brush.FindBoxClusters = Mod_Q1BSP_FindBoxClusters;
+ mod->brush.LightPoint = Mod_Q1BSP_LightPoint;
+ mod->brush.FindNonSolidLocation = Mod_Q1BSP_FindNonSolidLocation;
+ mod->brush.AmbientSoundLevelsForPoint = NULL;
+ mod->brush.RoundUpToHullSize = NULL;
+ mod->brush.PointInLeaf = Mod_Q1BSP_PointInLeaf;
+ mod->Draw = R_Q1BSP_Draw;
+ mod->DrawDepth = R_Q1BSP_DrawDepth;
+ mod->DrawDebug = R_Q1BSP_DrawDebug;
+ mod->DrawPrepass = R_Q1BSP_DrawPrepass;
+ mod->GetLightInfo = R_Q1BSP_GetLightInfo;
+ mod->CompileShadowMap = R_Q1BSP_CompileShadowMap;
+ mod->DrawShadowMap = R_Q1BSP_DrawShadowMap;
+ mod->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
+ mod->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
+ mod->DrawLight = R_Q1BSP_DrawLight;
+
+// load into heap
mod->brush.qw_md4sum = 0;
mod->brush.qw_md4sum2 = 0;
for (i = 0;i < Q2HEADER_LUMPS;i++)
{
+ int temp;
if (i == Q2LUMP_ENTITIES)
continue;
- mod->brush.qw_md4sum ^= Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen);
+ temp = Com_BlockChecksum(lumpsb[i].data, lumpsb[i].cursize);
+ mod->brush.qw_md4sum ^= LittleLong(temp);
if (i == Q2LUMP_VISIBILITY || i == Q2LUMP_LEAFS || i == Q2LUMP_NODES)
continue;
- mod->brush.qw_md4sum2 ^= Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen);
+ mod->brush.qw_md4sum2 ^= LittleLong(temp);
+ }
+
+ // many of these functions are identical to Q1 loaders, so we use those where possible
+ Mod_Q1BSP_LoadEntities(&lumpsb[Q2LUMP_ENTITIES]);
+ Mod_Q1BSP_LoadVertexes(&lumpsb[Q2LUMP_VERTEXES]);
+ Mod_Q1BSP_LoadEdges(&lumpsb[Q2LUMP_EDGES]);
+ Mod_Q1BSP_LoadSurfedges(&lumpsb[Q2LUMP_SURFEDGES]);
+ Mod_Q2BSP_LoadLighting(&lumpsb[Q2LUMP_LIGHTING]);
+ Mod_Q1BSP_LoadPlanes(&lumpsb[Q2LUMP_PLANES]);
+ Mod_Q2BSP_LoadTexinfo(&lumpsb[Q2LUMP_TEXINFO]);
+ Mod_Q2BSP_LoadBrushSides(&lumpsb[Q2LUMP_BRUSHSIDES]);
+ Mod_Q2BSP_LoadBrushes(&lumpsb[Q2LUMP_BRUSHES]);
+ Mod_Q1BSP_LoadFaces(&lumpsb[Q2LUMP_FACES]);
+ Mod_Q1BSP_LoadLeaffaces(&lumpsb[Q2LUMP_LEAFFACES]);
+ Mod_Q2BSP_LoadLeafBrushes(&lumpsb[Q2LUMP_LEAFBRUSHES]);
+ Mod_Q2BSP_LoadVisibility(&lumpsb[Q2LUMP_VISIBILITY]);
+ Mod_Q2BSP_LoadPOP(&lumpsb[Q2LUMP_POP]);
+ Mod_Q2BSP_LoadAreas(&lumpsb[Q2LUMP_AREAS]);
+ Mod_Q2BSP_LoadAreaPortals(&lumpsb[Q2LUMP_AREAPORTALS]);
+ Mod_Q2BSP_LoadLeafs(&lumpsb[Q2LUMP_LEAFS]);
+ Mod_Q2BSP_LoadNodes(&lumpsb[Q2LUMP_NODES]);
+ Mod_Q2BSP_LoadSubmodels(&lumpsb[Q2LUMP_MODELS]);
+
+ for (i = 0; i < Q2HEADER_LUMPS; i++)
+ if (lumpsb[i].readcount != lumpsb[i].cursize)
+ Host_Error("Lump %i incorrectly loaded (readcount %i, size %i)\n", i, lumpsb[i].readcount, lumpsb[i].cursize);
+
+ // we don't actually set MATERIALFLAG_WATERALPHA on anything, so this
+ // doesn't enable the cvar, just indicates that transparent water is OK
+ loadmodel->brush.supportwateralpha = true;
+
+ // we don't need the compressed pvs data anymore
+ if (mod->brushq1.data_compressedpvs)
+ Mem_Free(mod->brushq1.data_compressedpvs);
+ mod->brushq1.data_compressedpvs = NULL;
+ mod->brushq1.num_compressedpvs = 0;
+
+ // the MakePortals code works fine on the q2bsp data as well
+ if (mod_bsp_portalize.integer)
+ Mod_Q1BSP_MakePortals();
+
+ mod->numframes = 0; // q2bsp animations are kind of special, frame is unbounded...
+ mod->numskins = 1;
+
+ // make a single combined shadow mesh to allow optimized shadow volume creation
+ Mod_Q1BSP_CreateShadowMesh(loadmodel);
+
+ if (loadmodel->brush.numsubmodels)
+ loadmodel->brush.submodels = (dp_model_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brush.numsubmodels * sizeof(dp_model_t *));
+
+ totalstylesurfaces = 0;
+ totalstyles = 0;
+ for (i = 0;i < mod->brush.numsubmodels;i++)
+ {
+ memset(stylecounts, 0, sizeof(stylecounts));
+ for (k = 0;k < mod->brushq1.submodels[i].numfaces;k++)
+ {
+ surface = mod->data_surfaces + mod->brushq1.submodels[i].firstface + k;
+ for (j = 0;j < MAXLIGHTMAPS;j++)
+ stylecounts[surface->lightmapinfo->styles[j]]++;
+ }
+ for (k = 0;k < 255;k++)
+ {
+ totalstyles++;
+ if (stylecounts[k])
+ totalstylesurfaces += stylecounts[k];
+ }
+ }
+ datapointer = (unsigned char *)Mem_Alloc(mod->mempool, mod->num_surfaces * sizeof(int) + totalstyles * sizeof(model_brush_lightstyleinfo_t) + totalstylesurfaces * sizeof(int *));
+ // set up the world model, then on each submodel copy from the world model
+ // and set up the submodel with the respective model info.
+ mod = loadmodel;
+ for (i = 0;i < loadmodel->brush.numsubmodels;i++)
+ {
+ mnode_t *rootnode = NULL;
+ int firstbrush = loadmodel->brush.num_brushes, lastbrush = 0;
+ if (i > 0)
+ {
+ char name[10];
+ // duplicate the basic information
+ dpsnprintf(name, sizeof(name), "*%i", i);
+ mod = Mod_FindName(name, loadmodel->name);
+ // copy the base model to this one
+ *mod = *loadmodel;
+ // rename the clone back to its proper name
+ strlcpy(mod->name, name, sizeof(mod->name));
+ mod->brush.parentmodel = loadmodel;
+ // textures and memory belong to the main model
+ mod->texturepool = NULL;
+ mod->mempool = NULL;
+ mod->brush.GetPVS = NULL;
+ mod->brush.FatPVS = NULL;
+ mod->brush.BoxTouchingPVS = NULL;
+ mod->brush.BoxTouchingLeafPVS = NULL;
+ mod->brush.BoxTouchingVisibleLeafs = NULL;
+ mod->brush.FindBoxClusters = NULL;
+ mod->brush.LightPoint = NULL;
+ mod->brush.AmbientSoundLevelsForPoint = NULL;
+ }
+ mod->brush.submodel = i;
+ if (loadmodel->brush.submodels)
+ loadmodel->brush.submodels[i] = mod;
+
+ bm = &mod->brushq1.submodels[i];
+
+ // we store the headnode (there's only one in Q2BSP) as if it were the first hull
+ mod->brushq1.hulls[0].firstclipnode = bm->headnode[0];
+
+ mod->firstmodelsurface = bm->firstface;
+ mod->nummodelsurfaces = bm->numfaces;
+
+ // set node/leaf parents for this submodel
+ // note: if the root of this submodel is a leaf (headnode[0] < 0) then there is nothing to do...
+ // (this happens in base3.bsp)
+ if (bm->headnode[0] >= 0)
+ rootnode = mod->brush.data_nodes + bm->headnode[0];
+ else
+ rootnode = (mnode_t*)(mod->brush.data_leafs + -1 - bm->headnode[0]);
+ Mod_Q1BSP_LoadNodes_RecursiveSetParent(rootnode, NULL);
+
+ // make the model surface list (used by shadowing/lighting)
+ mod->sortedmodelsurfaces = (int *)datapointer;datapointer += mod->nummodelsurfaces * sizeof(int);
+ Mod_Q2BSP_FindSubmodelBrushRange_r(mod, rootnode, &firstbrush, &lastbrush);
+ if (firstbrush <= lastbrush)
+ {
+ mod->firstmodelbrush = firstbrush;
+ mod->nummodelbrushes = lastbrush + 1 - firstbrush;
+ }
+ else
+ {
+ mod->firstmodelbrush = 0;
+ mod->nummodelbrushes = 0;
+ }
+ Mod_MakeSortedSurfaces(mod);
+
+ VectorCopy(bm->mins, mod->normalmins);
+ VectorCopy(bm->maxs, mod->normalmaxs);
+ dist = max(fabs(mod->normalmins[0]), fabs(mod->normalmaxs[0]));
+ modelyawradius = max(fabs(mod->normalmins[1]), fabs(mod->normalmaxs[1]));
+ modelyawradius = dist*dist+modelyawradius*modelyawradius;
+ modelradius = max(fabs(mod->normalmins[2]), fabs(mod->normalmaxs[2]));
+ modelradius = modelyawradius + modelradius * modelradius;
+ modelyawradius = sqrt(modelyawradius);
+ modelradius = sqrt(modelradius);
+ mod->yawmins[0] = mod->yawmins[1] = -modelyawradius;
+ mod->yawmins[2] = mod->normalmins[2];
+ mod->yawmaxs[0] = mod->yawmaxs[1] = modelyawradius;
+ mod->yawmaxs[2] = mod->normalmaxs[2];
+ mod->rotatedmins[0] = mod->rotatedmins[1] = mod->rotatedmins[2] = -modelradius;
+ mod->rotatedmaxs[0] = mod->rotatedmaxs[1] = mod->rotatedmaxs[2] = modelradius;
+ mod->radius = modelradius;
+ mod->radius2 = modelradius * modelradius;
+
+ // this gets altered below if sky or water is used
+ mod->DrawSky = NULL;
+ mod->DrawAddWaterPlanes = NULL;
+
+ // scan surfaces for sky and water and flag the submodel as possessing these features or not
+ // build lightstyle lists for quick marking of dirty lightmaps when lightstyles flicker
+ if (mod->nummodelsurfaces)
+ {
+ for (j = 0, surface = &mod->data_surfaces[mod->firstmodelsurface];j < mod->nummodelsurfaces;j++, surface++)
+ if (surface->texture->basematerialflags & MATERIALFLAG_SKY)
+ break;
+ if (j < mod->nummodelsurfaces)
+ mod->DrawSky = R_Q1BSP_DrawSky;
+
+ for (j = 0, surface = &mod->data_surfaces[mod->firstmodelsurface];j < mod->nummodelsurfaces;j++, surface++)
+ if (surface->texture->basematerialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA))
+ break;
+ if (j < mod->nummodelsurfaces)
+ mod->DrawAddWaterPlanes = R_Q1BSP_DrawAddWaterPlanes;
+
+ // build lightstyle update chains
+ // (used to rapidly mark lightmapupdateflags on many surfaces
+ // when d_lightstylevalue changes)
+ memset(stylecounts, 0, sizeof(stylecounts));
+ for (k = 0;k < mod->nummodelsurfaces;k++)
+ {
+ surface = mod->data_surfaces + mod->firstmodelsurface + k;
+ for (j = 0;j < MAXLIGHTMAPS;j++)
+ stylecounts[surface->lightmapinfo->styles[j]]++;
+ }
+ mod->brushq1.num_lightstyles = 0;
+ for (k = 0;k < 255;k++)
+ {
+ if (stylecounts[k])
+ {
+ styleinfo[mod->brushq1.num_lightstyles].style = k;
+ styleinfo[mod->brushq1.num_lightstyles].value = 0;
+ styleinfo[mod->brushq1.num_lightstyles].numsurfaces = 0;
+ styleinfo[mod->brushq1.num_lightstyles].surfacelist = (int *)datapointer;datapointer += stylecounts[k] * sizeof(int);
+ remapstyles[k] = mod->brushq1.num_lightstyles;
+ mod->brushq1.num_lightstyles++;
+ }
+ }
+ for (k = 0;k < mod->nummodelsurfaces;k++)
+ {
+ surface = mod->data_surfaces + mod->firstmodelsurface + k;
+ for (j = 0;j < MAXLIGHTMAPS;j++)
+ {
+ if (surface->lightmapinfo->styles[j] != 255)
+ {
+ int r = remapstyles[surface->lightmapinfo->styles[j]];
+ styleinfo[r].surfacelist[styleinfo[r].numsurfaces++] = mod->firstmodelsurface + k;
+ }
+ }
+ }
+ mod->brushq1.data_lightstyleinfo = (model_brush_lightstyleinfo_t *)datapointer;datapointer += mod->brushq1.num_lightstyles * sizeof(model_brush_lightstyleinfo_t);
+ memcpy(mod->brushq1.data_lightstyleinfo, styleinfo, mod->brushq1.num_lightstyles * sizeof(model_brush_lightstyleinfo_t));
+ }
+ else
+ {
+ Con_Printf("warning: empty submodel *%i in %s\n", i+1, loadmodel->name);
+ }
+ //mod->brushq1.num_visleafs = bm->visleafs;
+
+ // build a Bounding Interval Hierarchy for culling triangles in light rendering
+ Mod_MakeCollisionBIH(mod, false, &mod->collision_bih);
+
+ // build a Bounding Interval Hierarchy for culling brushes in collision detection
+ Mod_MakeCollisionBIH(mod, true, &mod->render_bih);
+
+ // generate VBOs and other shared data before cloning submodels
+ if (i == 0)
+ Mod_BuildVBOs();
}
+ mod = loadmodel;
- Mod_Q2BSP_LoadEntities(&header->lumps[Q2LUMP_ENTITIES]);
- Mod_Q2BSP_LoadPlanes(&header->lumps[Q2LUMP_PLANES]);
- Mod_Q2BSP_LoadVertices(&header->lumps[Q2LUMP_VERTEXES]);
- Mod_Q2BSP_LoadVisibility(&header->lumps[Q2LUMP_VISIBILITY]);
- Mod_Q2BSP_LoadNodes(&header->lumps[Q2LUMP_NODES]);
- Mod_Q2BSP_LoadTexInfo(&header->lumps[Q2LUMP_TEXINFO]);
- Mod_Q2BSP_LoadFaces(&header->lumps[Q2LUMP_FACES]);
- Mod_Q2BSP_LoadLighting(&header->lumps[Q2LUMP_LIGHTING]);
- Mod_Q2BSP_LoadLeafs(&header->lumps[Q2LUMP_LEAFS]);
- Mod_Q2BSP_LoadLeafFaces(&header->lumps[Q2LUMP_LEAFFACES]);
- Mod_Q2BSP_LoadLeafBrushes(&header->lumps[Q2LUMP_LEAFBRUSHES]);
- Mod_Q2BSP_LoadEdges(&header->lumps[Q2LUMP_EDGES]);
- Mod_Q2BSP_LoadSurfEdges(&header->lumps[Q2LUMP_SURFEDGES]);
- Mod_Q2BSP_LoadBrushes(&header->lumps[Q2LUMP_BRUSHES]);
- Mod_Q2BSP_LoadBrushSides(&header->lumps[Q2LUMP_BRUSHSIDES]);
- Mod_Q2BSP_LoadAreas(&header->lumps[Q2LUMP_AREAS]);
- Mod_Q2BSP_LoadAreaPortals(&header->lumps[Q2LUMP_AREAPORTALS]);
- // LordHavoc: must go last because this makes the submodels
- Mod_Q2BSP_LoadModels(&header->lumps[Q2LUMP_MODELS]);
+ Con_DPrintf("Stats for q2bsp model \"%s\": %i faces, %i nodes, %i leafs, %i clusters, %i clusterportals, mesh: %i vertices, %i triangles, %i surfaces\n", loadmodel->name, loadmodel->num_surfaces, loadmodel->brush.num_nodes, loadmodel->brush.num_leafs, mod->brush.num_pvsclusters, loadmodel->brush.num_portals, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->num_surfaces);
}
static int Mod_Q3BSP_SuperContentsFromNativeContents(dp_model_t *model, int nativecontents);
// some Q3 maps override the lightgrid_cellsize with a worldspawn key
// VorteX: q3map2 FS-R generates tangentspace deluxemaps for q3bsp and sets 'deluxeMaps' key
loadmodel->brushq3.deluxemapping = false;
- if (data && COM_ParseToken_Simple(&data, false, false) && com_token[0] == '{')
+ if (data && COM_ParseToken_Simple(&data, false, false, true) && com_token[0] == '{')
{
while (1)
{
- if (!COM_ParseToken_Simple(&data, false, false))
+ if (!COM_ParseToken_Simple(&data, false, false, true))
break; // error
if (com_token[0] == '}')
break; // end of worldspawn
strlcpy(key, com_token, sizeof(key));
while (key[strlen(key)-1] == ' ') // remove trailing spaces
key[strlen(key)-1] = 0;
- if (!COM_ParseToken_Simple(&data, false, false))
+ if (!COM_ParseToken_Simple(&data, false, false, true))
break; // error
strlcpy(value, com_token, sizeof(value));
if (!strcasecmp("gridsize", key)) // this one is case insensitive to 100% match q3map2
for (i = 0;i < count;i++)
{
- strlcpy (out[i].name, in[i].name, sizeof (out[i].name));
out[i].surfaceflags = LittleLong(in[i].surfaceflags);
out[i].supercontents = Mod_Q3BSP_SuperContentsFromNativeContents(loadmodel, LittleLong(in[i].contents));
- Mod_LoadTextureFromQ3Shader(out + i, out[i].name, true, true, TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS);
+ Mod_LoadTextureFromQ3Shader(out + i, in[i].name, true, true, TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS);
// restore the surfaceflags and supercontents
out[i].surfaceflags = LittleLong(in[i].surfaceflags);
out[i].supercontents = Mod_Q3BSP_SuperContentsFromNativeContents(loadmodel, LittleLong(in[i].contents));
loadmodel->brushq3.data_texcoordlightmap2f[i * 2 + 0] = LittleFloat(in->lightmap2f[0]);
loadmodel->brushq3.data_texcoordlightmap2f[i * 2 + 1] = LittleFloat(in->lightmap2f[1]);
// svector/tvector are calculated later in face loading
- loadmodel->brushq3.data_color4f[i * 4 + 0] = in->color4ub[0] * (1.0f / 255.0f);
- loadmodel->brushq3.data_color4f[i * 4 + 1] = in->color4ub[1] * (1.0f / 255.0f);
- loadmodel->brushq3.data_color4f[i * 4 + 2] = in->color4ub[2] * (1.0f / 255.0f);
+ if(mod_q3bsp_sRGBlightmaps.integer)
+ {
+ // if lightmaps are sRGB, vertex colors are sRGB too, so we need to linearize them
+ // note: when this is in use, lightmap color 128 is no longer neutral, but "sRGB half power" is
+ // working like this may be odd, but matches q3map2 -gamma 2.2
+ if(vid_sRGB.integer && vid_sRGB_fallback.integer && !vid.sRGB3D)
+ {
+ loadmodel->brushq3.data_color4f[i * 4 + 0] = in->color4ub[0] * (1.0f / 255.0f);
+ loadmodel->brushq3.data_color4f[i * 4 + 1] = in->color4ub[1] * (1.0f / 255.0f);
+ loadmodel->brushq3.data_color4f[i * 4 + 2] = in->color4ub[2] * (1.0f / 255.0f);
+ // we fix the brightness consistently via lightmapscale
+ }
+ else
+ {
+ loadmodel->brushq3.data_color4f[i * 4 + 0] = Image_LinearFloatFromsRGB(in->color4ub[0]);
+ loadmodel->brushq3.data_color4f[i * 4 + 1] = Image_LinearFloatFromsRGB(in->color4ub[1]);
+ loadmodel->brushq3.data_color4f[i * 4 + 2] = Image_LinearFloatFromsRGB(in->color4ub[2]);
+ }
+ }
+ else
+ {
+ if(vid_sRGB.integer && vid_sRGB_fallback.integer && !vid.sRGB3D)
+ {
+ loadmodel->brushq3.data_color4f[i * 4 + 0] = Image_sRGBFloatFromLinear_Lightmap(in->color4ub[0]);
+ loadmodel->brushq3.data_color4f[i * 4 + 1] = Image_sRGBFloatFromLinear_Lightmap(in->color4ub[1]);
+ loadmodel->brushq3.data_color4f[i * 4 + 2] = Image_sRGBFloatFromLinear_Lightmap(in->color4ub[2]);
+ }
+ else
+ {
+ loadmodel->brushq3.data_color4f[i * 4 + 0] = in->color4ub[0] * (1.0f / 255.0f);
+ loadmodel->brushq3.data_color4f[i * 4 + 1] = in->color4ub[1] * (1.0f / 255.0f);
+ loadmodel->brushq3.data_color4f[i * 4 + 2] = in->color4ub[2] * (1.0f / 255.0f);
+ }
+ }
loadmodel->brushq3.data_color4f[i * 4 + 3] = in->color4ub[3] * (1.0f / 255.0f);
if(in->color4ub[0] != 255 || in->color4ub[1] != 255 || in->color4ub[2] != 255)
loadmodel->lit = true;
char mapname[MAX_QPATH];
qboolean external;
unsigned char *inpixels[10000]; // max count q3map2 can output (it uses 4 digits)
+ char vabuf[1024];
// defaults for q3bsp
size = 128;
if (developer_loading.integer)
Con_Printf("Using external lightmaps\n");
FS_StripExtension(loadmodel->name, mapname, sizeof(mapname));
- inpixels[0] = loadimagepixelsbgra(va("%s/lm_%04d", mapname, 0), false, false, false, NULL);
+ inpixels[0] = loadimagepixelsbgra(va(vabuf, sizeof(vabuf), "%s/lm_%04d", mapname, 0), false, false, false, NULL);
if(!inpixels[0])
return;
for(count = 1; ; ++count)
{
- inpixels[count] = loadimagepixelsbgra(va("%s/lm_%04d", mapname, count), false, false, false, NULL);
+ inpixels[count] = loadimagepixelsbgra(va(vabuf, sizeof(vabuf), "%s/lm_%04d", mapname, count), false, false, false, NULL);
if(!inpixels[count])
break; // we got all of them
if(image_width != size || image_height != size)
loadmodel->brushq3.data_deluxemaps = (rtexture_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brushq3.num_mergedlightmaps * sizeof(rtexture_t *));
// allocate a texture pool if we need it
- if (loadmodel->texturepool == NULL && cls.state != ca_dedicated)
+ if (loadmodel->texturepool == NULL)
loadmodel->texturepool = R_AllocTexturePool();
mergedpixels = (unsigned char *) Mem_Alloc(tempmempool, mergedwidth * mergedheight * 4);
mergebuf = (loadmodel->brushq3.deluxemapping && (i & 1)) ? mergeddeluxepixels : mergedpixels;
mergebuf += 4 * (realindex & (mergedcolumns-1))*size + 4 * ((realindex >> powerx) & (mergedrows-1))*mergedwidth*size;
if ((i & 1) == 0 || !loadmodel->brushq3.deluxemapping)
- Con_Printf("copying original lightmap %i (%ix%i) to %i (at %i,%i)\n", i, size, size, lightmapindex, (realindex & (mergedcolumns-1))*size, ((realindex >> powerx) & (mergedrows-1))*size);
+ Con_DPrintf("copying original lightmap %i (%ix%i) to %i (at %i,%i)\n", i, size, size, lightmapindex, (realindex & (mergedcolumns-1))*size, ((realindex >> powerx) & (mergedrows-1))*size);
// convert pixels from RGB or BGRA while copying them into the destination rectangle
for (j = 0;j < size;j++)
if (((realindex + 1) & (mergedrowsxcolumns - 1)) == 0 || (realindex + 1) == realcount)
{
if (loadmodel->brushq3.deluxemapping && (i & 1))
- loadmodel->brushq3.data_deluxemaps[lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("deluxemap%04i", lightmapindex), mergedwidth, mergedheight, mergeddeluxepixels, TEXTYPE_BGRA, TEXF_FORCELINEAR | (gl_texturecompression_q3bspdeluxemaps.integer ? TEXF_COMPRESS : 0), -1, NULL);
+ loadmodel->brushq3.data_deluxemaps[lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va(vabuf, sizeof(vabuf), "deluxemap%04i", lightmapindex), mergedwidth, mergedheight, mergeddeluxepixels, TEXTYPE_BGRA, TEXF_FORCELINEAR | (gl_texturecompression_q3bspdeluxemaps.integer ? TEXF_COMPRESS : 0), -1, NULL);
else
- loadmodel->brushq3.data_lightmaps [lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("lightmap%04i", lightmapindex), mergedwidth, mergedheight, mergedpixels, TEXTYPE_BGRA, TEXF_FORCELINEAR | (gl_texturecompression_q3bsplightmaps.integer ? TEXF_COMPRESS : 0), -1, NULL);
+ {
+ if(mod_q3bsp_sRGBlightmaps.integer)
+ {
+ textype_t t;
+ if(vid_sRGB.integer && vid_sRGB_fallback.integer && !vid.sRGB3D)
+ {
+ t = TEXTYPE_BGRA; // in stupid fallback mode, we upload lightmaps in sRGB form and just fix their brightness
+ // we fix the brightness consistently via lightmapscale
+ }
+ else
+ t = TEXTYPE_SRGB_BGRA; // normally, we upload lightmaps in sRGB form (possibly downconverted to linear)
+ loadmodel->brushq3.data_lightmaps [lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va(vabuf, sizeof(vabuf), "lightmap%04i", lightmapindex), mergedwidth, mergedheight, mergedpixels, t, TEXF_FORCELINEAR | (gl_texturecompression_q3bsplightmaps.integer ? TEXF_COMPRESS : 0), -1, NULL);
+ }
+ else
+ {
+ if(vid_sRGB.integer && vid_sRGB_fallback.integer && !vid.sRGB3D)
+ Image_MakesRGBColorsFromLinear_Lightmap(mergedpixels, mergedpixels, mergedwidth * mergedheight);
+ loadmodel->brushq3.data_lightmaps [lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va(vabuf, sizeof(vabuf), "lightmap%04i", lightmapindex), mergedwidth, mergedheight, mergedpixels, TEXTYPE_BGRA, TEXF_FORCELINEAR | (gl_texturecompression_q3bsplightmaps.integer ? TEXF_COMPRESS : 0), -1, NULL);
+ }
+ }
}
}
if(out->num_vertices && out->num_triangles)
continue;
if(out->num_vertices == 0)
- Con_Printf("Mod_Q3BSP_LoadFaces: surface %d has no vertices, ignoring\n", i);
- if(out->num_triangles == 0)
- Con_Printf("Mod_Q3BSP_LoadFaces: surface %d has no triangles, ignoring\n", i);
+ {
+ Con_Printf("Mod_Q3BSP_LoadFaces: surface %d (texture %s) has no vertices, ignoring\n", i, out->texture ? out->texture->name : "(none)");
+ if(out->num_triangles == 0)
+ Con_Printf("Mod_Q3BSP_LoadFaces: surface %d (texture %s) has no triangles, ignoring\n", i, out->texture ? out->texture->name : "(none)");
+ }
+ else if(out->num_triangles == 0)
+ Con_Printf("Mod_Q3BSP_LoadFaces: surface %d (texture %s, near %f %f %f) has no triangles, ignoring\n", i, out->texture ? out->texture->name : "(none)",
+ (loadmodel->surfmesh.data_vertex3f + 3 * out->num_firstvertex)[0 * 3 + 0],
+ (loadmodel->surfmesh.data_vertex3f + 3 * out->num_firstvertex)[1 * 3 + 0],
+ (loadmodel->surfmesh.data_vertex3f + 3 * out->num_firstvertex)[2 * 3 + 0]);
}
// for per pixel lighting
- Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, true);
+ Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, r_smoothnormals_areaweighting.integer != 0);
// generate ushort elements array if possible
if (loadmodel->surfmesh.data_element3s)
if (l->filelen % sizeof(*in))
Host_Error("Mod_Q3BSP_LoadNodes: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
+ if (count == 0)
+ Host_Error("Mod_Q3BSP_LoadNodes: missing BSP tree in %s",loadmodel->name);
out = (mnode_t *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
loadmodel->brush.data_nodes = out;
q3dlightgrid_t *in;
q3dlightgrid_t *out;
int count;
+ int i;
in = (q3dlightgrid_t *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
loadmodel->brushq3.num_lightgrid = count;
// no swapping or validation necessary
memcpy(out, in, count * (int)sizeof(*out));
- }
-}
-static void Mod_Q3BSP_LoadPVS(lump_t *l)
-{
- q3dpvs_t *in;
- int totalchains;
-
- if (l->filelen == 0)
- {
- int i;
+ if(mod_q3bsp_sRGBlightmaps.integer)
+ {
+ if(vid_sRGB.integer && vid_sRGB_fallback.integer && !vid.sRGB3D)
+ {
+ // we fix the brightness consistently via lightmapscale
+ }
+ else
+ {
+ for(i = 0; i < count; ++i)
+ {
+ out[i].ambientrgb[0] = floor(Image_LinearFloatFromsRGB(out[i].ambientrgb[0]) * 255.0f + 0.5f);
+ out[i].ambientrgb[1] = floor(Image_LinearFloatFromsRGB(out[i].ambientrgb[1]) * 255.0f + 0.5f);
+ out[i].ambientrgb[2] = floor(Image_LinearFloatFromsRGB(out[i].ambientrgb[2]) * 255.0f + 0.5f);
+ out[i].diffusergb[0] = floor(Image_LinearFloatFromsRGB(out[i].diffusergb[0]) * 255.0f + 0.5f);
+ out[i].diffusergb[1] = floor(Image_LinearFloatFromsRGB(out[i].diffusergb[1]) * 255.0f + 0.5f);
+ out[i].diffusergb[2] = floor(Image_LinearFloatFromsRGB(out[i].diffusergb[2]) * 255.0f + 0.5f);
+ }
+ }
+ }
+ else
+ {
+ if(vid_sRGB.integer && vid_sRGB_fallback.integer && !vid.sRGB3D)
+ {
+ for(i = 0; i < count; ++i)
+ {
+ out[i].ambientrgb[0] = floor(Image_sRGBFloatFromLinear_Lightmap(out[i].ambientrgb[0]) * 255.0f + 0.5f);
+ out[i].ambientrgb[1] = floor(Image_sRGBFloatFromLinear_Lightmap(out[i].ambientrgb[1]) * 255.0f + 0.5f);
+ out[i].ambientrgb[2] = floor(Image_sRGBFloatFromLinear_Lightmap(out[i].ambientrgb[2]) * 255.0f + 0.5f);
+ out[i].diffusergb[0] = floor(Image_sRGBFloatFromLinear_Lightmap(out[i].diffusergb[0]) * 255.0f + 0.5f);
+ out[i].diffusergb[1] = floor(Image_sRGBFloatFromLinear_Lightmap(out[i].diffusergb[1]) * 255.0f + 0.5f);
+ out[i].diffusergb[2] = floor(Image_sRGBFloatFromLinear_Lightmap(out[i].diffusergb[2]) * 255.0f + 0.5f);
+ }
+ }
+ else
+ {
+ // all is good
+ }
+ }
+ }
+}
+
+static void Mod_Q3BSP_LoadPVS(lump_t *l)
+{
+ q3dpvs_t *in;
+ int totalchains;
+
+ if (l->filelen == 0)
+ {
+ int i;
// unvised maps often have cluster indices even without pvs, so check
// leafs to find real number of clusters
loadmodel->brush.num_pvsclusters = 1;
static void Mod_Q3BSP_LightPoint(dp_model_t *model, const vec3_t p, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal)
{
int i, j, k, index[3];
- float transformed[3], blend1, blend2, blend, stylescale;
+ float transformed[3], blend1, blend2, blend, stylescale = 1;
q3dlightgrid_t *a, *s;
// scale lighting by lightstyle[0] so that darkmode in dpmod works properly
- stylescale = r_refdef.scene.rtlightstylevalue[0];
+ switch(vid.renderpath)
+ {
+ case RENDERPATH_GL20:
+ case RENDERPATH_D3D9:
+ case RENDERPATH_D3D10:
+ case RENDERPATH_D3D11:
+ case RENDERPATH_SOFT:
+ case RENDERPATH_GLES2:
+ // LordHavoc: FIXME: is this true?
+ stylescale = 1; // added while render
+ break;
+ case RENDERPATH_GL11:
+ case RENDERPATH_GL13:
+ case RENDERPATH_GLES1:
+ stylescale = r_refdef.scene.rtlightstylevalue[0];
+ break;
+ }
if (!model->brushq3.num_lightgrid)
{
//Con_Printf("result: ambient %f %f %f diffuse %f %f %f diffusenormal %f %f %f\n", ambientcolor[0], ambientcolor[1], ambientcolor[2], diffusecolor[0], diffusecolor[1], diffusecolor[2], diffusenormal[0], diffusenormal[1], diffusenormal[2]);
}
-static int Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(mnode_t *node, double p1[3], double p2[3])
+static int Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(mnode_t *node, double p1[3], double p2[3], double endpos[3])
{
double t1, t2;
double midf, mid[3];
// or if start is solid and end is empty
// as these degenerate cases usually indicate the eye is in solid and
// should see the target point anyway
- ret = Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(node->children[side ], p1, mid);
+ ret = Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(node->children[side ], p1, mid, endpos);
if (ret != 0)
return ret;
- ret = Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(node->children[side ^ 1], mid, p2);
+ ret = Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(node->children[side ^ 1], mid, p2, endpos);
if (ret != 1)
return ret;
+ VectorCopy(mid, endpos);
return 2;
}
return ((mleaf_t *)node)->clusterindex < 0;
}
-static qboolean Mod_Q3BSP_TraceLineOfSight(struct model_s *model, const vec3_t start, const vec3_t end)
+static qboolean Mod_Q3BSP_TraceLineOfSight(struct model_s *model, const vec3_t start, const vec3_t end, const vec3_t acceptmins, const vec3_t acceptmaxs)
{
if (model->brush.submodel || mod_q3bsp_tracelineofsight_brushes.integer)
{
trace_t trace;
- model->TraceLine(model, NULL, NULL, &trace, start, end, SUPERCONTENTS_VISBLOCKERMASK);
- return trace.fraction == 1;
+ model->TraceLine(model, NULL, NULL, &trace, start, end, SUPERCONTENTS_VISBLOCKERMASK, 0, MATERIALFLAGMASK_TRANSLUCENT);
+ return trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, acceptmins, acceptmaxs);
}
else
{
- double tracestart[3], traceend[3];
+ double tracestart[3], traceend[3], traceendpos[3];
VectorCopy(start, tracestart);
VectorCopy(end, traceend);
- return !Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(model->brush.data_nodes, tracestart, traceend);
+ VectorCopy(end, traceendpos);
+ Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(model->brush.data_nodes, tracestart, traceend, traceendpos);
+ return BoxesOverlap(traceendpos, traceendpos, acceptmins, acceptmaxs);
}
}
-static void Mod_CollisionBIH_TracePoint_RecursiveBIHNode(trace_t *trace, dp_model_t *model, int nodenum, const vec3_t point)
+void Mod_CollisionBIH_TracePoint(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
+ const bih_t *bih;
const bih_leaf_t *leaf;
const bih_node_t *node;
const colbrushf_t *brush;
int axis;
- while (nodenum >= 0)
- {
- node = model->collision_bih.nodes + nodenum;
- axis = node->type - BIH_SPLITX;
- if (point[axis] <= node->backmax)
- {
- if (point[axis] >= node->frontmin)
- Mod_CollisionBIH_TracePoint_RecursiveBIHNode(trace, model, node->front, point);
- nodenum = node->back;
- }
- else if (point[axis] >= node->frontmin)
- nodenum = node->front;
- else // no overlap with either child? just return
- return;
- }
- if (!model->collision_bih.leafs)
+ int nodenum;
+ int nodestackpos = 0;
+ int nodestack[1024];
+
+ memset(trace, 0, sizeof(*trace));
+ trace->fraction = 1;
+ trace->hitsupercontentsmask = hitsupercontentsmask;
+ trace->skipsupercontentsmask = skipsupercontentsmask;
+ trace->skipmaterialflagsmask = skipmaterialflagsmask;
+
+ bih = &model->collision_bih;
+ if(!bih->nodes)
return;
- leaf = model->collision_bih.leafs + (-1-nodenum);
- switch(leaf->type)
- {
- case BIH_BRUSH:
- brush = model->brush.data_brushes[leaf->itemindex].colbrushf;
- Collision_TracePointBrushFloat(trace, point, brush);
- break;
- case BIH_COLLISIONTRIANGLE:
- // collision triangle - skipped because they have no volume
- break;
- case BIH_RENDERTRIANGLE:
- // render triangle - skipped because they have no volume
- break;
- }
-}
-static void Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace_t *trace, dp_model_t *model, int nodenum, const vec3_t start, const vec3_t end, const vec3_t linestart, const vec3_t lineend)
-{
- const bih_leaf_t *leaf;
- const bih_node_t *node;
- const colbrushf_t *brush;
- const int *e;
- const texture_t *texture;
- int axis;
-#define BIHLINECLIP
-#ifdef BIHLINECLIP
- int sideflags;
- vec_t frontdist1;
- vec_t frontdist2;
- vec_t frontfrac;
- vec_t backdist1;
- vec_t backdist2;
- vec_t backfrac;
- vec3_t clipped, newstart, newend;
-#endif
- vec3_t segmentmins;
- vec3_t segmentmaxs;
- segmentmins[0] = min(start[0], end[0]);
- segmentmins[1] = min(start[1], end[1]);
- segmentmins[2] = min(start[2], end[2]);
- segmentmaxs[0] = max(start[0], end[0]);
- segmentmaxs[1] = max(start[1], end[1]);
- segmentmaxs[2] = max(start[2], end[2]);
- while (nodenum >= 0)
- {
- node = model->collision_bih.nodes + nodenum;
-#if 0
- if (!BoxesOverlap(segmentmins, segmentmaxs, node->mins, node->maxs))
- return;
+ nodenum = bih->rootnode;
+ nodestack[nodestackpos++] = nodenum;
+ while (nodestackpos)
+ {
+ nodenum = nodestack[--nodestackpos];
+ node = bih->nodes + nodenum;
+#if 1
+ if (!BoxesOverlap(start, start, node->mins, node->maxs))
+ continue;
#endif
- axis = node->type - BIH_SPLITX;
-#if 0
- if (segmentmins[axis] <= node->backmax)
+ if (node->type <= BIH_SPLITZ && nodestackpos+2 <= 1024)
{
- if (segmentmaxs[axis] >= node->frontmin)
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
- nodenum = node->back;
+ axis = node->type - BIH_SPLITX;
+ if (start[axis] >= node->frontmin)
+ nodestack[nodestackpos++] = node->front;
+ if (start[axis] <= node->backmax)
+ nodestack[nodestackpos++] = node->back;
}
- else if (segmentmaxs[axis] >= node->frontmin)
- nodenum = node->front;
- else
- return; // trace falls between children
-#else
- frontdist1 = start[axis] - node->frontmin;
- frontdist2 = end[axis] - node->frontmin;
- backdist1 = start[axis] - node->backmax;
- backdist2 = end[axis] - node->backmax;
- sideflags = 0;
- if (frontdist1 < 0)
- sideflags |= 1;
- if (frontdist2 < 0)
- sideflags |= 2;
- if (backdist1 < 0)
- sideflags |= 4;
- if (backdist2 < 0)
- sideflags |= 8;
-#if 0
- if (sideflags & 12)
- {
- if ((sideflags & 3) != 3)
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
- nodenum = node->back;
- }
- else if ((sideflags & 3) != 3)
- nodenum = node->front;
- else
- return; // trace falls between children
-#else
- switch(sideflags)
+ else if (node->type == BIH_UNORDERED)
{
- case 0:
- // start end START END
- nodenum = node->front;
- continue;
- case 1:
- // START end START END
-#ifdef BIHLINECLIP
- frontfrac = frontdist1 / (frontdist1 - frontdist2);
- VectorLerp(start, frontfrac, end, newstart); start = newstart;
- segmentmins[0] = min(start[0], end[0]);
- segmentmins[1] = min(start[1], end[1]);
- segmentmins[2] = min(start[2], end[2]);
- segmentmaxs[0] = max(start[0], end[0]);
- segmentmaxs[1] = max(start[1], end[1]);
- segmentmaxs[2] = max(start[2], end[2]);
-#endif
- nodenum = node->front;
- break;
- case 2:
-#ifdef BIHLINECLIP
- // start END START END
- frontfrac = frontdist1 / (frontdist1 - frontdist2);
- VectorLerp(start, frontfrac, end, newend); end = newend;
- segmentmins[0] = min(start[0], end[0]);
- segmentmins[1] = min(start[1], end[1]);
- segmentmins[2] = min(start[2], end[2]);
- segmentmaxs[0] = max(start[0], end[0]);
- segmentmaxs[1] = max(start[1], end[1]);
- segmentmaxs[2] = max(start[2], end[2]);
-#endif
- nodenum = node->front;
- break;
- case 3:
- // START END START END
- return; // line falls in gap between children
- case 4:
- // start end start END
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
-#ifdef BIHLINECLIP
- backfrac = backdist1 / (backdist1 - backdist2);
- VectorLerp(start, backfrac, end, newend); end = newend;
- segmentmins[0] = min(start[0], end[0]);
- segmentmins[1] = min(start[1], end[1]);
- segmentmins[2] = min(start[2], end[2]);
- segmentmaxs[0] = max(start[0], end[0]);
- segmentmaxs[1] = max(start[1], end[1]);
- segmentmaxs[2] = max(start[2], end[2]);
-#endif
- nodenum = node->back;
- break;
- case 5:
- // START end start END
-#ifdef BIHLINECLIP
- frontfrac = frontdist1 / (frontdist1 - frontdist2);
- VectorLerp(start, frontfrac, end, clipped);
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, clipped, end, linestart, lineend);
- backfrac = backdist1 / (backdist1 - backdist2);
- VectorLerp(start, backfrac, end, newend); end = newend;
- segmentmins[0] = min(start[0], end[0]);
- segmentmins[1] = min(start[1], end[1]);
- segmentmins[2] = min(start[2], end[2]);
- segmentmaxs[0] = max(start[0], end[0]);
- segmentmaxs[1] = max(start[1], end[1]);
- segmentmaxs[2] = max(start[2], end[2]);
-#else
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
-#endif
- nodenum = node->back;
- break;
- case 6:
- // start END start END
-#ifdef BIHLINECLIP
- frontfrac = frontdist1 / (frontdist1 - frontdist2);
- VectorLerp(start, frontfrac, end, clipped);
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, clipped, linestart, lineend);
- backfrac = backdist1 / (backdist1 - backdist2);
- VectorLerp(start, backfrac, end, newend); end = newend;
- segmentmins[0] = min(start[0], end[0]);
- segmentmins[1] = min(start[1], end[1]);
- segmentmins[2] = min(start[2], end[2]);
- segmentmaxs[0] = max(start[0], end[0]);
- segmentmaxs[1] = max(start[1], end[1]);
- segmentmaxs[2] = max(start[2], end[2]);
-#else
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
-#endif
- nodenum = node->back;
- break;
- case 7:
- // START END start END
-#ifdef BIHLINECLIP
- backfrac = backdist1 / (backdist1 - backdist2);
- VectorLerp(start, backfrac, end, newend); end = newend;
- segmentmins[0] = min(start[0], end[0]);
- segmentmins[1] = min(start[1], end[1]);
- segmentmins[2] = min(start[2], end[2]);
- segmentmaxs[0] = max(start[0], end[0]);
- segmentmaxs[1] = max(start[1], end[1]);
- segmentmaxs[2] = max(start[2], end[2]);
-#endif
- nodenum = node->back;
- break;
- case 8:
- // start end START end
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
-#ifdef BIHLINECLIP
- backfrac = backdist1 / (backdist1 - backdist2);
- VectorLerp(start, backfrac, end, newstart); start = newstart;
- segmentmins[0] = min(start[0], end[0]);
- segmentmins[1] = min(start[1], end[1]);
- segmentmins[2] = min(start[2], end[2]);
- segmentmaxs[0] = max(start[0], end[0]);
- segmentmaxs[1] = max(start[1], end[1]);
- segmentmaxs[2] = max(start[2], end[2]);
-#endif
- nodenum = node->back;
- break;
- case 9:
- // START end START end
-#ifdef BIHLINECLIP
- frontfrac = frontdist1 / (frontdist1 - frontdist2);
- VectorLerp(start, frontfrac, end, clipped);
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, clipped, end, linestart, lineend);
- backfrac = backdist1 / (backdist1 - backdist2);
- VectorLerp(start, backfrac, end, newstart); start = newstart;
- segmentmins[0] = min(start[0], end[0]);
- segmentmins[1] = min(start[1], end[1]);
- segmentmins[2] = min(start[2], end[2]);
- segmentmaxs[0] = max(start[0], end[0]);
- segmentmaxs[1] = max(start[1], end[1]);
- segmentmaxs[2] = max(start[2], end[2]);
-#else
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
-#endif
- nodenum = node->back;
- break;
- case 10:
- // start END START end
-#ifdef BIHLINECLIP
- frontfrac = frontdist1 / (frontdist1 - frontdist2);
- VectorLerp(start, frontfrac, end, clipped);
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, clipped, linestart, lineend);
- backfrac = backdist1 / (backdist1 - backdist2);
- VectorLerp(start, backfrac, end, newstart); start = newstart;
- segmentmins[0] = min(start[0], end[0]);
- segmentmins[1] = min(start[1], end[1]);
- segmentmins[2] = min(start[2], end[2]);
- segmentmaxs[0] = max(start[0], end[0]);
- segmentmaxs[1] = max(start[1], end[1]);
- segmentmaxs[2] = max(start[2], end[2]);
-#else
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
-#endif
- nodenum = node->back;
- break;
- case 11:
- // START END START end
-#ifdef BIHLINECLIP
- backfrac = backdist1 / (backdist1 - backdist2);
- VectorLerp(start, backfrac, end, newstart); start = newstart;
- segmentmins[0] = min(start[0], end[0]);
- segmentmins[1] = min(start[1], end[1]);
- segmentmins[2] = min(start[2], end[2]);
- segmentmaxs[0] = max(start[0], end[0]);
- segmentmaxs[1] = max(start[1], end[1]);
- segmentmaxs[2] = max(start[2], end[2]);
-#endif
- nodenum = node->back;
- break;
- case 12:
- // start end start end
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
- nodenum = node->back;
- break;
- case 13:
- // START end start end
-#ifdef BIHLINECLIP
- frontfrac = frontdist1 / (frontdist1 - frontdist2);
- VectorLerp(start, frontfrac, end, clipped);
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, clipped, end, linestart, lineend);
-#else
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
-#endif
- nodenum = node->back;
- break;
- case 14:
- // start END start end
-#ifdef BIHLINECLIP
- frontfrac = frontdist1 / (frontdist1 - frontdist2);
- VectorLerp(start, frontfrac, end, clipped);
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, clipped, linestart, lineend);
-#else
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
-#endif
- nodenum = node->back;
- break;
- case 15:
- // START END start end
- nodenum = node->back;
- continue;
- }
-#endif
-#endif
- }
- if (!model->collision_bih.leafs)
- return;
- leaf = model->collision_bih.leafs + (-1-nodenum);
+ for (axis = 0;axis < BIH_MAXUNORDEREDCHILDREN && node->children[axis] >= 0;axis++)
+ {
+ leaf = bih->leafs + node->children[axis];
#if 1
- if (!BoxesOverlap(segmentmins, segmentmaxs, leaf->mins, leaf->maxs))
- return;
+ if (!BoxesOverlap(start, start, leaf->mins, leaf->maxs))
+ continue;
#endif
- switch(leaf->type)
- {
- case BIH_BRUSH:
- brush = model->brush.data_brushes[leaf->itemindex].colbrushf;
- Collision_TraceLineBrushFloat(trace, linestart, lineend, brush, brush);
- break;
- case BIH_COLLISIONTRIANGLE:
- if (!mod_q3bsp_curves_collisions.integer)
- return;
- e = model->brush.data_collisionelement3i + 3*leaf->itemindex;
- texture = model->data_textures + leaf->textureindex;
- Collision_TraceLineTriangleFloat(trace, linestart, lineend, model->brush.data_collisionvertex3f + e[0] * 3, model->brush.data_collisionvertex3f + e[1] * 3, model->brush.data_collisionvertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture);
- break;
- case BIH_RENDERTRIANGLE:
- e = model->surfmesh.data_element3i + 3*leaf->itemindex;
- texture = model->data_textures + leaf->textureindex;
- Collision_TraceLineTriangleFloat(trace, linestart, lineend, model->surfmesh.data_vertex3f + e[0] * 3, model->surfmesh.data_vertex3f + e[1] * 3, model->surfmesh.data_vertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture);
- break;
+ switch(leaf->type)
+ {
+ case BIH_BRUSH:
+ brush = model->brush.data_brushes[leaf->itemindex].colbrushf;
+ Collision_TracePointBrushFloat(trace, start, brush);
+ break;
+ case BIH_COLLISIONTRIANGLE:
+ // collision triangle - skipped because they have no volume
+ break;
+ case BIH_RENDERTRIANGLE:
+ // render triangle - skipped because they have no volume
+ break;
+ }
+ }
+ }
}
}
-static void Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace_t *trace, dp_model_t *model, int nodenum, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, const vec3_t segmentmins, const vec3_t segmentmaxs)
+static void Mod_CollisionBIH_TraceLineShared(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask, const bih_t *bih)
{
const bih_leaf_t *leaf;
const bih_node_t *node;
const colbrushf_t *brush;
const int *e;
const texture_t *texture;
- int axis;
- while (nodenum >= 0)
- {
- node = model->collision_bih.nodes + nodenum;
- axis = node->type - BIH_SPLITX;
-#if 1
- if (!BoxesOverlap(segmentmins, segmentmaxs, node->mins, node->maxs))
- return;
-#endif
-#if 0
- Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace, model, node->front, thisbrush_start, thisbrush_end, segmentmins, segmentmaxs);
- nodenum = node->back;
- continue;
-#endif
- if (segmentmins[axis] <= node->backmax)
- {
- if (segmentmaxs[axis] >= node->frontmin)
- Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace, model, node->front, thisbrush_start, thisbrush_end, segmentmins, segmentmaxs);
- nodenum = node->back;
- }
- else if (segmentmaxs[axis] >= node->frontmin)
- nodenum = node->front;
- else
- return; // trace falls between children
- }
- if (!model->collision_bih.leafs)
- return;
- leaf = model->collision_bih.leafs + (-1-nodenum);
-#if 1
- if (!BoxesOverlap(segmentmins, segmentmaxs, leaf->mins, leaf->maxs))
+ vec3_t nodebigmins, nodebigmaxs, nodestart, nodeend, sweepnodemins, sweepnodemaxs;
+ vec_t d1, d2, d3, d4, f, nodestackline[1024][6];
+ int axis, nodenum, nodestackpos = 0, nodestack[1024];
+
+ if(!bih->nodes)
return;
-#endif
- switch(leaf->type)
+
+ if (VectorCompare(start, end))
{
- case BIH_BRUSH:
- brush = model->brush.data_brushes[leaf->itemindex].colbrushf;
- Collision_TraceBrushBrushFloat(trace, thisbrush_start, thisbrush_end, brush, brush);
- break;
- case BIH_COLLISIONTRIANGLE:
- if (!mod_q3bsp_curves_collisions.integer)
- return;
- e = model->brush.data_collisionelement3i + 3*leaf->itemindex;
- texture = model->data_textures + leaf->textureindex;
- Collision_TraceBrushTriangleFloat(trace, thisbrush_start, thisbrush_end, model->brush.data_collisionvertex3f + e[0] * 3, model->brush.data_collisionvertex3f + e[1] * 3, model->brush.data_collisionvertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture);
- break;
- case BIH_RENDERTRIANGLE:
- e = model->surfmesh.data_element3i + 3*leaf->itemindex;
- texture = model->data_textures + leaf->textureindex;
- Collision_TraceBrushTriangleFloat(trace, thisbrush_start, thisbrush_end, model->surfmesh.data_vertex3f + e[0] * 3, model->surfmesh.data_vertex3f + e[1] * 3, model->surfmesh.data_vertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture);
- break;
+ Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
+ return;
}
-}
-void Mod_CollisionBIH_TracePoint(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask)
-{
+ nodenum = bih->rootnode;
+
memset(trace, 0, sizeof(*trace));
trace->fraction = 1;
- trace->realfraction = 1;
trace->hitsupercontentsmask = hitsupercontentsmask;
- Mod_CollisionBIH_TracePoint_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, start);
+ trace->skipsupercontentsmask = skipsupercontentsmask;
+ trace->skipmaterialflagsmask = skipmaterialflagsmask;
+
+ // push first node
+ nodestackline[nodestackpos][0] = start[0];
+ nodestackline[nodestackpos][1] = start[1];
+ nodestackline[nodestackpos][2] = start[2];
+ nodestackline[nodestackpos][3] = end[0];
+ nodestackline[nodestackpos][4] = end[1];
+ nodestackline[nodestackpos][5] = end[2];
+ nodestack[nodestackpos++] = nodenum;
+ while (nodestackpos)
+ {
+ nodenum = nodestack[--nodestackpos];
+ node = bih->nodes + nodenum;
+ VectorCopy(nodestackline[nodestackpos], nodestart);
+ VectorCopy(nodestackline[nodestackpos] + 3, nodeend);
+ sweepnodemins[0] = min(nodestart[0], nodeend[0]) - 1;
+ sweepnodemins[1] = min(nodestart[1], nodeend[1]) - 1;
+ sweepnodemins[2] = min(nodestart[2], nodeend[2]) - 1;
+ sweepnodemaxs[0] = max(nodestart[0], nodeend[0]) + 1;
+ sweepnodemaxs[1] = max(nodestart[1], nodeend[1]) + 1;
+ sweepnodemaxs[2] = max(nodestart[2], nodeend[2]) + 1;
+ if (!BoxesOverlap(sweepnodemins, sweepnodemaxs, node->mins, node->maxs) && !collision_bih_fullrecursion.integer)
+ continue;
+ if (node->type <= BIH_SPLITZ && nodestackpos+2 <= 1024)
+ {
+ // recurse children of the split
+ axis = node->type - BIH_SPLITX;
+ d1 = node->backmax - nodestart[axis];
+ d2 = node->backmax - nodeend[axis];
+ d3 = nodestart[axis] - node->frontmin;
+ d4 = nodeend[axis] - node->frontmin;
+ if (collision_bih_fullrecursion.integer)
+ d1 = d2 = d3 = d4 = 1; // force full recursion
+ switch((d1 < 0) | ((d2 < 0) << 1) | ((d3 < 0) << 2) | ((d4 < 0) << 3))
+ {
+ case 0: /* >>>> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 1: /* <>>> */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 2: /* ><>> */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 3: /* <<>> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 4: /* >><> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 5: /* <><> */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 6: /* ><<> */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 7: /* <<<> */ f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 8: /* >>>< */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 9: /* <>>< */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 10: /* ><>< */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 11: /* <<>< */ f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 12: /* >><< */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break;
+ case 13: /* <><< */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break;
+ case 14: /* ><<< */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break;
+ case 15: /* <<<< */ break;
+ }
+ }
+ else if (node->type == BIH_UNORDERED)
+ {
+ // calculate sweep bounds for this node
+ // copy node bounds into local variables
+ VectorCopy(node->mins, nodebigmins);
+ VectorCopy(node->maxs, nodebigmaxs);
+ // clip line to this node bounds
+ axis = 0; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); }
+ axis = 1; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); }
+ axis = 2; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); }
+ // some of the line intersected the enlarged node box
+ // calculate sweep bounds for this node
+ sweepnodemins[0] = min(nodestart[0], nodeend[0]) - 1;
+ sweepnodemins[1] = min(nodestart[1], nodeend[1]) - 1;
+ sweepnodemins[2] = min(nodestart[2], nodeend[2]) - 1;
+ sweepnodemaxs[0] = max(nodestart[0], nodeend[0]) + 1;
+ sweepnodemaxs[1] = max(nodestart[1], nodeend[1]) + 1;
+ sweepnodemaxs[2] = max(nodestart[2], nodeend[2]) + 1;
+ for (axis = 0;axis < BIH_MAXUNORDEREDCHILDREN && node->children[axis] >= 0;axis++)
+ {
+ leaf = bih->leafs + node->children[axis];
+ if (!BoxesOverlap(sweepnodemins, sweepnodemaxs, leaf->mins, leaf->maxs))
+ continue;
+ switch(leaf->type)
+ {
+ case BIH_BRUSH:
+ brush = model->brush.data_brushes[leaf->itemindex].colbrushf;
+ Collision_TraceLineBrushFloat(trace, start, end, brush, brush);
+ break;
+ case BIH_COLLISIONTRIANGLE:
+ if (!mod_q3bsp_curves_collisions.integer)
+ continue;
+ e = model->brush.data_collisionelement3i + 3*leaf->itemindex;
+ texture = model->data_textures + leaf->textureindex;
+ Collision_TraceLineTriangleFloat(trace, start, end, model->brush.data_collisionvertex3f + e[0] * 3, model->brush.data_collisionvertex3f + e[1] * 3, model->brush.data_collisionvertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture);
+ break;
+ case BIH_RENDERTRIANGLE:
+ e = model->surfmesh.data_element3i + 3*leaf->itemindex;
+ texture = model->data_textures + leaf->textureindex;
+ Collision_TraceLineTriangleFloat(trace, start, end, model->surfmesh.data_vertex3f + e[0] * 3, model->surfmesh.data_vertex3f + e[1] * 3, model->surfmesh.data_vertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture);
+ break;
+ }
+ }
+ }
+ }
}
-void Mod_CollisionBIH_TraceLine(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask)
+void Mod_CollisionBIH_TraceLine(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
if (VectorCompare(start, end))
{
- Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask);
+ Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
return;
}
-
- memset(trace, 0, sizeof(*trace));
- trace->fraction = 1;
- trace->realfraction = 1;
- trace->hitsupercontentsmask = hitsupercontentsmask;
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, start, end, start, end);
+ Mod_CollisionBIH_TraceLineShared(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, &model->collision_bih);
}
-void Mod_CollisionBIH_TraceBox(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask)
+void Mod_CollisionBIH_TraceBrush(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, colbrushf_t *thisbrush_start, colbrushf_t *thisbrush_end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
- float segmentmins[3], segmentmaxs[3];
- colboxbrushf_t thisbrush_start, thisbrush_end;
- vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
+ const bih_t *bih;
+ const bih_leaf_t *leaf;
+ const bih_node_t *node;
+ const colbrushf_t *brush;
+ const int *e;
+ const texture_t *texture;
+ vec3_t start, end, startmins, startmaxs, endmins, endmaxs, mins, maxs;
+ vec3_t nodebigmins, nodebigmaxs, nodestart, nodeend, sweepnodemins, sweepnodemaxs;
+ vec_t d1, d2, d3, d4, f, nodestackline[1024][6];
+ int axis, nodenum, nodestackpos = 0, nodestack[1024];
- if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(boxmins, boxmaxs))
+ if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(thisbrush_start->mins, thisbrush_start->maxs) && VectorCompare(thisbrush_end->mins, thisbrush_end->maxs))
{
- vec3_t shiftstart, shiftend;
- VectorAdd(start, boxmins, shiftstart);
- VectorAdd(end, boxmins, shiftend);
- if (VectorCompare(start, end))
- Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, shiftstart, hitsupercontentsmask);
+ if (VectorCompare(thisbrush_start->mins, thisbrush_end->mins))
+ Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, thisbrush_start->mins, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
else
- Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, shiftstart, shiftend, hitsupercontentsmask);
+ Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, thisbrush_start->mins, thisbrush_end->mins, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
return;
}
+ bih = &model->collision_bih;
+ if(!bih->nodes)
+ return;
+ nodenum = bih->rootnode;
+
// box trace, performed as brush trace
memset(trace, 0, sizeof(*trace));
trace->fraction = 1;
- trace->realfraction = 1;
trace->hitsupercontentsmask = hitsupercontentsmask;
- segmentmins[0] = min(start[0], end[0]) + boxmins[0] - 1;
- segmentmins[1] = min(start[1], end[1]) + boxmins[1] - 1;
- segmentmins[2] = min(start[2], end[2]) + boxmins[2] - 1;
- segmentmaxs[0] = max(start[0], end[0]) + boxmaxs[0] + 1;
- segmentmaxs[1] = max(start[1], end[1]) + boxmaxs[1] + 1;
- segmentmaxs[2] = max(start[2], end[2]) + boxmaxs[2] + 1;
+ trace->skipsupercontentsmask = skipsupercontentsmask;
+ trace->skipmaterialflagsmask = skipmaterialflagsmask;
+
+ // calculate tracebox-like parameters for efficient culling
+ VectorMAM(0.5f, thisbrush_start->mins, 0.5f, thisbrush_start->maxs, start);
+ VectorMAM(0.5f, thisbrush_end->mins, 0.5f, thisbrush_end->maxs, end);
+ VectorSubtract(thisbrush_start->mins, start, startmins);
+ VectorSubtract(thisbrush_start->maxs, start, startmaxs);
+ VectorSubtract(thisbrush_end->mins, end, endmins);
+ VectorSubtract(thisbrush_end->maxs, end, endmaxs);
+ mins[0] = min(startmins[0], endmins[0]);
+ mins[1] = min(startmins[1], endmins[1]);
+ mins[2] = min(startmins[2], endmins[2]);
+ maxs[0] = max(startmaxs[0], endmaxs[0]);
+ maxs[1] = max(startmaxs[1], endmaxs[1]);
+ maxs[2] = max(startmaxs[2], endmaxs[2]);
+
+ // push first node
+ nodestackline[nodestackpos][0] = start[0];
+ nodestackline[nodestackpos][1] = start[1];
+ nodestackline[nodestackpos][2] = start[2];
+ nodestackline[nodestackpos][3] = end[0];
+ nodestackline[nodestackpos][4] = end[1];
+ nodestackline[nodestackpos][5] = end[2];
+ nodestack[nodestackpos++] = nodenum;
+ while (nodestackpos)
+ {
+ nodenum = nodestack[--nodestackpos];
+ node = bih->nodes + nodenum;
+ VectorCopy(nodestackline[nodestackpos], nodestart);
+ VectorCopy(nodestackline[nodestackpos] + 3, nodeend);
+ sweepnodemins[0] = min(nodestart[0], nodeend[0]) + mins[0] - 1;
+ sweepnodemins[1] = min(nodestart[1], nodeend[1]) + mins[1] - 1;
+ sweepnodemins[2] = min(nodestart[2], nodeend[2]) + mins[2] - 1;
+ sweepnodemaxs[0] = max(nodestart[0], nodeend[0]) + maxs[0] + 1;
+ sweepnodemaxs[1] = max(nodestart[1], nodeend[1]) + maxs[1] + 1;
+ sweepnodemaxs[2] = max(nodestart[2], nodeend[2]) + maxs[2] + 1;
+ if (!BoxesOverlap(sweepnodemins, sweepnodemaxs, node->mins, node->maxs))
+ continue;
+ if (node->type <= BIH_SPLITZ && nodestackpos+2 <= 1024)
+ {
+ // recurse children of the split
+ axis = node->type - BIH_SPLITX;
+ d1 = node->backmax - nodestart[axis] - mins[axis];
+ d2 = node->backmax - nodeend[axis] - mins[axis];
+ d3 = nodestart[axis] - node->frontmin + maxs[axis];
+ d4 = nodeend[axis] - node->frontmin + maxs[axis];
+ switch((d1 < 0) | ((d2 < 0) << 1) | ((d3 < 0) << 2) | ((d4 < 0) << 3))
+ {
+ case 0: /* >>>> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 1: /* <>>> */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 2: /* ><>> */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 3: /* <<>> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 4: /* >><> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 5: /* <><> */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 6: /* ><<> */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 7: /* <<<> */ f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 8: /* >>>< */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 9: /* <>>< */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 10: /* ><>< */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 11: /* <<>< */ f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break;
+ case 12: /* >><< */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break;
+ case 13: /* <><< */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break;
+ case 14: /* ><<< */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break;
+ case 15: /* <<<< */ break;
+ }
+ }
+ else if (node->type == BIH_UNORDERED)
+ {
+ // calculate sweep bounds for this node
+ // copy node bounds into local variables and expand to get Minkowski Sum of the two shapes
+ VectorSubtract(node->mins, maxs, nodebigmins);
+ VectorSubtract(node->maxs, mins, nodebigmaxs);
+ // clip line to this node bounds
+ axis = 0; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); }
+ axis = 1; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); }
+ axis = 2; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); }
+ // some of the line intersected the enlarged node box
+ // calculate sweep bounds for this node
+ sweepnodemins[0] = min(nodestart[0], nodeend[0]) + mins[0] - 1;
+ sweepnodemins[1] = min(nodestart[1], nodeend[1]) + mins[1] - 1;
+ sweepnodemins[2] = min(nodestart[2], nodeend[2]) + mins[2] - 1;
+ sweepnodemaxs[0] = max(nodestart[0], nodeend[0]) + maxs[0] + 1;
+ sweepnodemaxs[1] = max(nodestart[1], nodeend[1]) + maxs[1] + 1;
+ sweepnodemaxs[2] = max(nodestart[2], nodeend[2]) + maxs[2] + 1;
+ for (axis = 0;axis < BIH_MAXUNORDEREDCHILDREN && node->children[axis] >= 0;axis++)
+ {
+ leaf = bih->leafs + node->children[axis];
+ if (!BoxesOverlap(sweepnodemins, sweepnodemaxs, leaf->mins, leaf->maxs))
+ continue;
+ switch(leaf->type)
+ {
+ case BIH_BRUSH:
+ brush = model->brush.data_brushes[leaf->itemindex].colbrushf;
+ Collision_TraceBrushBrushFloat(trace, thisbrush_start, thisbrush_end, brush, brush);
+ break;
+ case BIH_COLLISIONTRIANGLE:
+ if (!mod_q3bsp_curves_collisions.integer)
+ continue;
+ e = model->brush.data_collisionelement3i + 3*leaf->itemindex;
+ texture = model->data_textures + leaf->textureindex;
+ Collision_TraceBrushTriangleFloat(trace, thisbrush_start, thisbrush_end, model->brush.data_collisionvertex3f + e[0] * 3, model->brush.data_collisionvertex3f + e[1] * 3, model->brush.data_collisionvertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture);
+ break;
+ case BIH_RENDERTRIANGLE:
+ e = model->surfmesh.data_element3i + 3*leaf->itemindex;
+ texture = model->data_textures + leaf->textureindex;
+ Collision_TraceBrushTriangleFloat(trace, thisbrush_start, thisbrush_end, model->surfmesh.data_vertex3f + e[0] * 3, model->surfmesh.data_vertex3f + e[1] * 3, model->surfmesh.data_vertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture);
+ break;
+ }
+ }
+ }
+ }
+}
+
+void Mod_CollisionBIH_TraceBox(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
+{
+ colboxbrushf_t thisbrush_start, thisbrush_end;
+ vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
+
+ // box trace, performed as brush trace
VectorAdd(start, boxmins, boxstartmins);
VectorAdd(start, boxmaxs, boxstartmaxs);
VectorAdd(end, boxmins, boxendmins);
VectorAdd(end, boxmaxs, boxendmaxs);
Collision_BrushForBox(&thisbrush_start, boxstartmins, boxstartmaxs, 0, 0, NULL);
Collision_BrushForBox(&thisbrush_end, boxendmins, boxendmaxs, 0, 0, NULL);
- Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, &thisbrush_start.brush, &thisbrush_end.brush, segmentmins, segmentmaxs);
+ Mod_CollisionBIH_TraceBrush(model, frameblend, skeleton, trace, &thisbrush_start.brush, &thisbrush_end.brush, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
}
-void Mod_CollisionBIH_TraceBrush(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, colbrushf_t *start, colbrushf_t *end, int hitsupercontentsmask)
-{
- float segmentmins[3], segmentmaxs[3];
-
- if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(start->mins, start->maxs) && VectorCompare(end->mins, end->maxs))
- {
- if (VectorCompare(start->mins, end->mins))
- Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, start->mins, hitsupercontentsmask);
- else
- Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, start->mins, end->mins, hitsupercontentsmask);
- return;
- }
-
- // box trace, performed as brush trace
- memset(trace, 0, sizeof(*trace));
- trace->fraction = 1;
- trace->realfraction = 1;
- trace->hitsupercontentsmask = hitsupercontentsmask;
- segmentmins[0] = min(start->mins[0], end->mins[0]);
- segmentmins[1] = min(start->mins[1], end->mins[1]);
- segmentmins[2] = min(start->mins[2], end->mins[2]);
- segmentmaxs[0] = max(start->maxs[0], end->maxs[0]);
- segmentmaxs[1] = max(start->maxs[1], end->maxs[1]);
- segmentmaxs[2] = max(start->maxs[2], end->maxs[2]);
- Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, start, end, segmentmins, segmentmaxs);
-}
int Mod_CollisionBIH_PointSuperContents(struct model_s *model, int frame, const vec3_t point)
{
trace_t trace;
- Mod_CollisionBIH_TracePoint(model, NULL, NULL, &trace, point, 0);
+ Mod_CollisionBIH_TracePoint(model, NULL, NULL, &trace, point, 0, 0, 0);
return trace.startsupercontents;
}
-void Mod_CollisionBIH_TracePoint_Mesh(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask)
+qboolean Mod_CollisionBIH_TraceLineOfSight(struct model_s *model, const vec3_t start, const vec3_t end, const vec3_t acceptmins, const vec3_t acceptmaxs)
+{
+ trace_t trace;
+ Mod_CollisionBIH_TraceLine(model, NULL, NULL, &trace, start, end, SUPERCONTENTS_VISBLOCKERMASK, 0, MATERIALFLAGMASK_TRANSLUCENT);
+ return trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, acceptmins, acceptmaxs);
+}
+
+void Mod_CollisionBIH_TracePoint_Mesh(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
#if 0
// broken - needs to be modified to count front faces and backfaces to figure out if it is in solid
#endif
memset(trace, 0, sizeof(*trace));
trace->fraction = 1;
- trace->realfraction = 1;
trace->hitsupercontentsmask = hitsupercontentsmask;
+ trace->skipsupercontentsmask = skipsupercontentsmask;
+ trace->skipmaterialflagsmask = skipmaterialflagsmask;
#if 0
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, start, end, start, end);
+ Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
hitsupercontents = trace->hitsupercontents;
memset(trace, 0, sizeof(*trace));
trace->fraction = 1;
- trace->realfraction = 1;
trace->hitsupercontentsmask = hitsupercontentsmask;
+ trace->skipsupercontentsmask = skipsupercontentsmask;
+ trace->skipmaterialflagsmask = skipmaterialflagsmask;
trace->startsupercontents = hitsupercontents;
#endif
}
VectorSet(end, start[0], start[1], model->normalmins[2]);
memset(&trace, 0, sizeof(trace));
trace.fraction = 1;
- trace.realfraction = 1;
- trace.hitsupercontentsmask = 0;
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(&trace, model, model->collision_bih.rootnode, start, end, start, end);
+ trace.hitsupercontentsmask = hitsupercontentsmask;
+ trace.skipsupercontentsmask = skipsupercontentsmask;
+ trace.skipmaterialflagsmask = skipmaterialflagsmask;
+ Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
return trace.hitsupercontents;
#else
return 0;
Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[startside], start, mid, startfrac, midfrac, linestart, lineend, markframe, segmentmins, segmentmaxs);
// if we found an impact on the front side, don't waste time
// exploring the far side
- if (midfrac <= trace->realfraction)
+ if (midfrac <= trace->fraction)
Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[endside], mid, end, midfrac, endfrac, linestart, lineend, markframe, segmentmins, segmentmaxs);
return;
}
static int markframe = 0;
-static void Mod_Q3BSP_TracePoint(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask)
+static void Mod_Q3BSP_TracePoint(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
int i;
q3mbrush_t *brush;
memset(trace, 0, sizeof(*trace));
trace->fraction = 1;
- trace->realfraction = 1;
trace->hitsupercontentsmask = hitsupercontentsmask;
+ trace->skipsupercontentsmask = skipsupercontentsmask;
+ trace->skipmaterialflagsmask = skipmaterialflagsmask;
if (mod_collision_bih.integer)
- Mod_CollisionBIH_TracePoint_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, start);
+ Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
else if (model->brush.submodel)
{
for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++)
Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, ++markframe);
}
-static void Mod_Q3BSP_TraceLine(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask)
+static void Mod_Q3BSP_TraceLine(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
int i;
float segmentmins[3], segmentmaxs[3];
if (VectorCompare(start, end))
{
- Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask);
+ Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
return;
}
memset(trace, 0, sizeof(*trace));
trace->fraction = 1;
- trace->realfraction = 1;
trace->hitsupercontentsmask = hitsupercontentsmask;
+ trace->skipsupercontentsmask = skipsupercontentsmask;
+ trace->skipmaterialflagsmask = skipmaterialflagsmask;
segmentmins[0] = min(start[0], end[0]) - 1;
segmentmins[1] = min(start[1], end[1]) - 1;
segmentmins[2] = min(start[2], end[2]) - 1;
segmentmaxs[1] = max(start[1], end[1]) + 1;
segmentmaxs[2] = max(start[2], end[2]) + 1;
if (mod_collision_bih.integer)
- Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, start, end, start, end);
+ Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
else if (model->brush.submodel)
{
for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++)
Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, end, 0, 1, start, end, ++markframe, segmentmins, segmentmaxs);
}
-static void Mod_Q3BSP_TraceBox(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask)
+static void Mod_Q3BSP_TraceBrush(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, colbrushf_t *start, colbrushf_t *end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
- int i;
float segmentmins[3], segmentmaxs[3];
+ int i;
msurface_t *surface;
q3mbrush_t *brush;
- colboxbrushf_t thisbrush_start, thisbrush_end;
- vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
- if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(boxmins, boxmaxs))
+ if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(start->mins, start->maxs) && VectorCompare(end->mins, end->maxs))
{
- vec3_t shiftstart, shiftend;
- VectorAdd(start, boxmins, shiftstart);
- VectorAdd(end, boxmins, shiftend);
- if (VectorCompare(start, end))
- Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, shiftstart, hitsupercontentsmask);
+ if (VectorCompare(start->mins, end->mins))
+ Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, start->mins, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
else
- Mod_Q3BSP_TraceLine(model, frameblend, skeleton, trace, shiftstart, shiftend, hitsupercontentsmask);
+ Mod_Q3BSP_TraceLine(model, frameblend, skeleton, trace, start->mins, end->mins, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
return;
}
// box trace, performed as brush trace
memset(trace, 0, sizeof(*trace));
trace->fraction = 1;
- trace->realfraction = 1;
trace->hitsupercontentsmask = hitsupercontentsmask;
- segmentmins[0] = min(start[0], end[0]) + boxmins[0] - 1;
- segmentmins[1] = min(start[1], end[1]) + boxmins[1] - 1;
- segmentmins[2] = min(start[2], end[2]) + boxmins[2] - 1;
- segmentmaxs[0] = max(start[0], end[0]) + boxmaxs[0] + 1;
- segmentmaxs[1] = max(start[1], end[1]) + boxmaxs[1] + 1;
- segmentmaxs[2] = max(start[2], end[2]) + boxmaxs[2] + 1;
- VectorAdd(start, boxmins, boxstartmins);
- VectorAdd(start, boxmaxs, boxstartmaxs);
- VectorAdd(end, boxmins, boxendmins);
- VectorAdd(end, boxmaxs, boxendmaxs);
- Collision_BrushForBox(&thisbrush_start, boxstartmins, boxstartmaxs, 0, 0, NULL);
- Collision_BrushForBox(&thisbrush_end, boxendmins, boxendmaxs, 0, 0, NULL);
+ trace->skipsupercontentsmask = skipsupercontentsmask;
+ trace->skipmaterialflagsmask = skipmaterialflagsmask;
+ segmentmins[0] = min(start->mins[0], end->mins[0]) - 1;
+ segmentmins[1] = min(start->mins[1], end->mins[1]) - 1;
+ segmentmins[2] = min(start->mins[2], end->mins[2]) - 1;
+ segmentmaxs[0] = max(start->maxs[0], end->maxs[0]) + 1;
+ segmentmaxs[1] = max(start->maxs[1], end->maxs[1]) + 1;
+ segmentmaxs[2] = max(start->maxs[2], end->maxs[2]) + 1;
if (mod_collision_bih.integer)
- Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, &thisbrush_start.brush, &thisbrush_end.brush, segmentmins, segmentmaxs);
+ Mod_CollisionBIH_TraceBrush(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
else if (model->brush.submodel)
{
for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++)
if (brush->colbrushf && BoxesOverlap(segmentmins, segmentmaxs, brush->colbrushf->mins, brush->colbrushf->maxs))
- Collision_TraceBrushBrushFloat(trace, &thisbrush_start.brush, &thisbrush_end.brush, brush->colbrushf, brush->colbrushf);
+ Collision_TraceBrushBrushFloat(trace, start, end, brush->colbrushf, brush->colbrushf);
if (mod_q3bsp_curves_collisions.integer)
for (i = 0, surface = model->data_surfaces + model->firstmodelsurface;i < model->nummodelsurfaces;i++, surface++)
if (surface->num_collisiontriangles && BoxesOverlap(segmentmins, segmentmaxs, surface->mins, surface->maxs))
- Collision_TraceBrushTriangleMeshFloat(trace, &thisbrush_start.brush, &thisbrush_end.brush, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
+ Collision_TraceBrushTriangleMeshFloat(trace, start, end, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
}
else
- Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, model->brush.data_nodes, &thisbrush_start.brush, &thisbrush_end.brush, ++markframe, segmentmins, segmentmaxs);
+ Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, end, ++markframe, segmentmins, segmentmaxs);
}
-void Mod_Q3BSP_TraceBrush(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, colbrushf_t *start, colbrushf_t *end, int hitsupercontentsmask)
+static void Mod_Q3BSP_TraceBox(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
{
- float segmentmins[3], segmentmaxs[3];
- int i;
- msurface_t *surface;
- q3mbrush_t *brush;
-
- if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(start->mins, start->maxs) && VectorCompare(end->mins, end->maxs))
- {
- if (VectorCompare(start->mins, end->mins))
- Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, start->mins, hitsupercontentsmask);
- else
- Mod_Q3BSP_TraceLine(model, frameblend, skeleton, trace, start->mins, end->mins, hitsupercontentsmask);
- return;
- }
+ colboxbrushf_t thisbrush_start, thisbrush_end;
+ vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
// box trace, performed as brush trace
- memset(trace, 0, sizeof(*trace));
- trace->fraction = 1;
- trace->realfraction = 1;
- trace->hitsupercontentsmask = hitsupercontentsmask;
- segmentmins[0] = min(start->mins[0], end->mins[0]);
- segmentmins[1] = min(start->mins[1], end->mins[1]);
- segmentmins[2] = min(start->mins[2], end->mins[2]);
- segmentmaxs[0] = max(start->maxs[0], end->maxs[0]);
- segmentmaxs[1] = max(start->maxs[1], end->maxs[1]);
- segmentmaxs[2] = max(start->maxs[2], end->maxs[2]);
- if (mod_collision_bih.integer)
- Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, start, end, segmentmins, segmentmaxs);
- else if (model->brush.submodel)
- {
- for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++)
- if (brush->colbrushf && BoxesOverlap(segmentmins, segmentmaxs, brush->colbrushf->mins, brush->colbrushf->maxs))
- Collision_TraceBrushBrushFloat(trace, start, end, brush->colbrushf, brush->colbrushf);
- if (mod_q3bsp_curves_collisions.integer)
- for (i = 0, surface = model->data_surfaces + model->firstmodelsurface;i < model->nummodelsurfaces;i++, surface++)
- if (surface->num_collisiontriangles && BoxesOverlap(segmentmins, segmentmaxs, surface->mins, surface->maxs))
- Collision_TraceBrushTriangleMeshFloat(trace, start, end, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
- }
- else
- Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, end, ++markframe, segmentmins, segmentmaxs);
+ VectorAdd(start, boxmins, boxstartmins);
+ VectorAdd(start, boxmaxs, boxstartmaxs);
+ VectorAdd(end, boxmins, boxendmins);
+ VectorAdd(end, boxmaxs, boxendmaxs);
+ Collision_BrushForBox(&thisbrush_start, boxstartmins, boxstartmaxs, 0, 0, NULL);
+ Collision_BrushForBox(&thisbrush_end, boxendmins, boxendmaxs, 0, 0, NULL);
+ Mod_Q3BSP_TraceBrush(model, frameblend, skeleton, trace, &thisbrush_start.brush, &thisbrush_end.brush, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask);
}
static int Mod_Q3BSP_PointSuperContents(struct model_s *model, int frame, const vec3_t point)
q3mbrush_t *brush;
if (mod_collision_bih.integer)
{
- trace_t trace;
- Mod_Q3BSP_TracePoint(model, NULL, NULL, &trace, point, 0);
- supercontents = trace.startsupercontents;
+ supercontents = Mod_CollisionBIH_PointSuperContents(model, frame, point);
}
// test if the point is inside each brush
else if (model->brush.submodel)
return supercontents;
}
+void Mod_CollisionBIH_TraceLineAgainstSurfaces(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask, int skipsupercontentsmask, int skipmaterialflagsmask)
+{
+ Mod_CollisionBIH_TraceLineShared(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, skipsupercontentsmask, skipmaterialflagsmask, &model->render_bih);
+}
+
+
bih_t *Mod_MakeCollisionBIH(dp_model_t *model, qboolean userendersurfaces, bih_t *out)
{
int j;
}
// allocate buffers for the produced and temporary data
- bihmaxnodes = bihnumleafs - 1;
+ bihmaxnodes = bihnumleafs + 1;
bihnodes = (bih_node_t *)Mem_Alloc(loadmodel->mempool, sizeof(bih_node_t) * bihmaxnodes);
temp_leafsort = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int) * bihnumleafs * 2);
temp_leafsortscratch = temp_leafsort + bihnumleafs;
return nativecontents;
}
-void Mod_Q3BSP_RecursiveFindNumLeafs(mnode_t *node)
+static void Mod_Q3BSP_RecursiveFindNumLeafs(mnode_t *node)
{
int numleafs;
while (node->plane)
loadmodel->brush.num_leafs = numleafs;
}
-void Mod_Q3BSP_Load(dp_model_t *mod, void *buffer, void *bufferend)
+static void Mod_Q3BSP_Load(dp_model_t *mod, void *buffer, void *bufferend)
{
int i, j, lumps;
q3dheader_t *header;
mod->modeldatatypestring = "Q3BSP";
mod->type = mod_brushq3;
+ mod->brush.ishlbsp = false;
+ mod->brush.isbsp2rmqe = false;
+ mod->brush.isbsp2 = false;
+ mod->brush.isq2bsp = false;
+ mod->brush.isq3bsp = true;
mod->numframes = 2; // although alternate textures are not supported it is annoying to complain about no such frame 1
mod->numskins = 1;
mod->TraceLine = Mod_Q3BSP_TraceLine;
mod->TracePoint = Mod_Q3BSP_TracePoint;
mod->PointSuperContents = Mod_Q3BSP_PointSuperContents;
+ mod->TraceLineAgainstSurfaces = Mod_CollisionBIH_TraceLine;
mod->brush.TraceLineOfSight = Mod_Q3BSP_TraceLineOfSight;
mod->brush.SuperContentsFromNativeContents = Mod_Q3BSP_SuperContentsFromNativeContents;
mod->brush.NativeContentsFromSuperContents = Mod_Q3BSP_NativeContentsFromSuperContents;
loadmodel->brush.numsubmodels = loadmodel->brushq3.num_models;
// the MakePortals code works fine on the q3bsp data as well
- Mod_Q1BSP_MakePortals();
+ if (mod_bsp_portalize.integer)
+ Mod_Q1BSP_MakePortals();
// FIXME: shader alpha should replace r_wateralpha support in q3bsp
loadmodel->brush.supportwateralpha = true;
Mod_BuildVBOs();
}
+ if (mod_q3bsp_sRGBlightmaps.integer)
+ {
+ if (vid_sRGB.integer && vid_sRGB_fallback.integer && !vid.sRGB3D)
+ {
+ // actually we do in sRGB fallback with sRGB lightmaps: Image_sRGBFloatFromLinear_Lightmap(Image_LinearFloatFromsRGBFloat(x))
+ // neutral point is at Image_sRGBFloatFromLinearFloat(0.5)
+ // so we need to map Image_sRGBFloatFromLinearFloat(0.5) to 0.5
+ // factor is 0.5 / Image_sRGBFloatFromLinearFloat(0.5)
+ //loadmodel->lightmapscale *= 0.679942f; // fixes neutral level
+ }
+ else // if this is NOT set, regular rendering looks right by this requirement anyway
+ {
+ /*
+ // we want color 1 to do the same as without sRGB
+ // so, we want to map 1 to Image_LinearFloatFromsRGBFloat(2) instead of to 2
+ loadmodel->lightmapscale *= 2.476923f; // fixes max level
+ */
+
+ // neutral level 0.5 gets uploaded as sRGB and becomes Image_LinearFloatFromsRGBFloat(0.5)
+ // we need to undo that
+ loadmodel->lightmapscale *= 2.336f; // fixes neutral level
+ }
+ }
+
Con_DPrintf("Stats for q3bsp model \"%s\": %i faces, %i nodes, %i leafs, %i clusters, %i clusterportals, mesh: %i vertices, %i triangles, %i surfaces\n", loadmodel->name, loadmodel->num_surfaces, loadmodel->brush.num_nodes, loadmodel->brush.num_leafs, mod->brush.num_pvsclusters, loadmodel->brush.num_portals, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->num_surfaces);
}
Host_Error("Mod_MAP_Load: not yet implemented");
}
-#define OBJASMODEL
-
-#ifdef OBJASMODEL
typedef struct objvertex_s
{
int nextindex;
int maxvn = 0, numvn = 1;
char *texturenames = NULL;
float dist, modelradius, modelyawradius, yawradius;
- float *v = NULL;
- float *vt = NULL;
- float *vn = NULL;
+ float *obj_v = NULL;
+ float *obj_vt = NULL;
+ float *obj_vn = NULL;
float mins[3];
float maxs[3];
float corner[3];
skinfile_t *skinfiles = NULL;
unsigned char *data = NULL;
int *submodelfirstsurface;
- msurface_t *surface;
+ msurface_t *tempsurface;
msurface_t *tempsurfaces;
memset(&vfirst, 0, sizeof(vfirst));
loadmodel->TraceBrush = Mod_CollisionBIH_TraceBrush;
loadmodel->TraceLine = Mod_CollisionBIH_TraceLine;
loadmodel->TracePoint = Mod_CollisionBIH_TracePoint_Mesh;
+ loadmodel->TraceLineAgainstSurfaces = Mod_CollisionBIH_TraceLine;
loadmodel->PointSuperContents = Mod_CollisionBIH_PointSuperContents_Mesh;
loadmodel->brush.TraceLineOfSight = NULL;
loadmodel->brush.SuperContentsFromNativeContents = NULL;
VectorClear(mins);
VectorClear(maxs);
+ // we always have model 0, i.e. the first "submodel"
+ loadmodel->brush.numsubmodels = 1;
+
// parse the OBJ text now
for(;;)
{
if (maxv <= numv)
{
maxv = max(maxv * 2, 1024);
- v = (float *)Mem_Realloc(tempmempool, v, maxv * sizeof(float[3]));
+ obj_v = (float *)Mem_Realloc(tempmempool, obj_v, maxv * sizeof(float[3]));
+ }
+ if(mod_obj_orientation.integer)
+ {
+ obj_v[numv*3+0] = atof(argv[1]);
+ obj_v[numv*3+2] = atof(argv[2]);
+ obj_v[numv*3+1] = atof(argv[3]);
+ }
+ else
+ {
+ obj_v[numv*3+0] = atof(argv[1]);
+ obj_v[numv*3+1] = atof(argv[2]);
+ obj_v[numv*3+2] = atof(argv[3]);
}
- v[numv*3+0] = atof(argv[1]);
- v[numv*3+2] = atof(argv[2]);
- v[numv*3+1] = atof(argv[3]);
numv++;
}
else if (!strcmp(argv[0], "vt"))
if (maxvt <= numvt)
{
maxvt = max(maxvt * 2, 1024);
- vt = (float *)Mem_Realloc(tempmempool, vt, maxvt * sizeof(float[2]));
+ obj_vt = (float *)Mem_Realloc(tempmempool, obj_vt, maxvt * sizeof(float[2]));
}
- vt[numvt*2+0] = atof(argv[1]);
- vt[numvt*2+1] = 1-atof(argv[2]);
+ obj_vt[numvt*2+0] = atof(argv[1]);
+ obj_vt[numvt*2+1] = 1-atof(argv[2]);
numvt++;
}
else if (!strcmp(argv[0], "vn"))
if (maxvn <= numvn)
{
maxvn = max(maxvn * 2, 1024);
- vn = (float *)Mem_Realloc(tempmempool, vn, maxvn * sizeof(float[3]));
+ obj_vn = (float *)Mem_Realloc(tempmempool, obj_vn, maxvn * sizeof(float[3]));
+ }
+ if(mod_obj_orientation.integer)
+ {
+ obj_vn[numvn*3+0] = atof(argv[1]);
+ obj_vn[numvn*3+2] = atof(argv[2]);
+ obj_vn[numvn*3+1] = atof(argv[3]);
+ }
+ else
+ {
+ obj_vn[numvn*3+0] = atof(argv[1]);
+ obj_vn[numvn*3+1] = atof(argv[2]);
+ obj_vn[numvn*3+2] = atof(argv[3]);
}
- vn[numvn*3+0] = atof(argv[1]);
- vn[numvn*3+2] = atof(argv[2]);
- vn[numvn*3+1] = atof(argv[3]);
numvn++;
}
else if (!strcmp(argv[0], "f"))
vcurrent.nextindex = -1;
vcurrent.textureindex = textureindex;
vcurrent.submodelindex = submodelindex;
- if (v && index1 >= 0 && index1 < numv)
- VectorCopy(v + 3*index1, vcurrent.v);
- if (vt && index2 >= 0 && index2 < numvt)
- Vector2Copy(vt + 2*index2, vcurrent.vt);
- if (vn && index3 >= 0 && index3 < numvn)
- VectorCopy(vn + 3*index3, vcurrent.vn);
+ if (obj_v && index1 >= 0 && index1 < numv)
+ VectorCopy(obj_v + 3*index1, vcurrent.v);
+ if (obj_vt && index2 >= 0 && index2 < numvt)
+ Vector2Copy(obj_vt + 2*index2, vcurrent.vt);
+ if (obj_vn && index3 >= 0 && index3 < numvn)
+ VectorCopy(obj_vn + 3*index3, vcurrent.vn);
if (numtriangles == 0)
{
VectorCopy(vcurrent.v, mins);
maxtriangles = max(maxtriangles * 2, 32768);
vertices = (objvertex_t*)Mem_Realloc(loadmodel->mempool, vertices, maxtriangles * sizeof(objvertex_t[3]));
}
- vertices[numtriangles*3+0] = vfirst;
- vertices[numtriangles*3+1] = vprev;
- vertices[numtriangles*3+2] = vcurrent;
+ if(mod_obj_orientation.integer)
+ {
+ vertices[numtriangles*3+0] = vfirst;
+ vertices[numtriangles*3+1] = vprev;
+ vertices[numtriangles*3+2] = vcurrent;
+ }
+ else
+ {
+ vertices[numtriangles*3+0] = vfirst;
+ vertices[numtriangles*3+2] = vprev;
+ vertices[numtriangles*3+1] = vcurrent;
+ }
numtriangles++;
}
vprev = vcurrent;
// allocate storage for the worst case number of surfaces, later we resize
tempsurfaces = (msurface_t *)Mem_Alloc(loadmodel->mempool, numtextures * loadmodel->brush.numsubmodels * sizeof(msurface_t));
submodelfirstsurface = (int *)Mem_Alloc(loadmodel->mempool, (loadmodel->brush.numsubmodels+1) * sizeof(int));
- surface = tempsurfaces;
+ tempsurface = tempsurfaces;
for (submodelindex = 0;submodelindex < loadmodel->brush.numsubmodels;submodelindex++)
{
submodelfirstsurface[submodelindex] = loadmodel->num_surfaces;
surfacevertices = 0;
surfaceelements = 0;
// we hack in a texture index in the surface to be fixed up later...
- surface->texture = (texture_t *)((size_t)textureindex);
+ tempsurface->texture = (texture_t *)((size_t)textureindex);
// calculate bounds as we go
- VectorCopy(thisvertex->v, surface->mins);
- VectorCopy(thisvertex->v, surface->maxs);
+ VectorCopy(thisvertex->v, tempsurface->mins);
+ VectorCopy(thisvertex->v, tempsurface->maxs);
for (;vertexindex < numtriangles*3;vertexindex++)
{
thisvertex = vertices + vertexindex;
if (thisvertex->textureindex != textureindex)
continue;
// add vertex to surface bounds
- surface->mins[0] = min(surface->mins[0], thisvertex->v[0]);
- surface->mins[1] = min(surface->mins[1], thisvertex->v[1]);
- surface->mins[2] = min(surface->mins[2], thisvertex->v[2]);
- surface->maxs[0] = max(surface->maxs[0], thisvertex->v[0]);
- surface->maxs[1] = max(surface->maxs[1], thisvertex->v[1]);
- surface->maxs[2] = max(surface->maxs[2], thisvertex->v[2]);
+ tempsurface->mins[0] = min(tempsurface->mins[0], thisvertex->v[0]);
+ tempsurface->mins[1] = min(tempsurface->mins[1], thisvertex->v[1]);
+ tempsurface->mins[2] = min(tempsurface->mins[2], thisvertex->v[2]);
+ tempsurface->maxs[0] = max(tempsurface->maxs[0], thisvertex->v[0]);
+ tempsurface->maxs[1] = max(tempsurface->maxs[1], thisvertex->v[1]);
+ tempsurface->maxs[2] = max(tempsurface->maxs[2], thisvertex->v[2]);
// add the vertex if it is not found in the merged set, and
// get its index (triangle element) for the surface
vertexhashindex = (unsigned int)(thisvertex->v[0] * 3571 + thisvertex->v[0] * 1777 + thisvertex->v[0] * 457) % (unsigned int)vertexhashsize;
surfaceelements++;
}
surfacetriangles = surfaceelements / 3;
- surface->num_vertices = surfacevertices;
- surface->num_triangles = surfacetriangles;
- surface->num_firstvertex = firstvertex;
- surface->num_firsttriangle = firsttriangle;
- firstvertex += surface->num_vertices;
- firsttriangle += surface->num_triangles;
- surface++;
+ tempsurface->num_vertices = surfacevertices;
+ tempsurface->num_triangles = surfacetriangles;
+ tempsurface->num_firstvertex = firstvertex;
+ tempsurface->num_firsttriangle = firsttriangle;
+ firstvertex += tempsurface->num_vertices;
+ firsttriangle += tempsurface->num_triangles;
+ tempsurface++;
loadmodel->num_surfaces++;
}
}
// allocate storage for final mesh data
loadmodel->num_textures = numtextures * loadmodel->numskins;
loadmodel->num_texturesperskin = numtextures;
- data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + numtriangles * sizeof(int[3]) + (numvertices <= 65536 ? numtriangles * sizeof(unsigned short[3]) : 0) + numvertices * sizeof(float[14]) + loadmodel->brush.numsubmodels * sizeof(dp_model_t *));
+ data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + numtriangles * sizeof(int[3]) + (numvertices <= 65536 ? numtriangles * sizeof(unsigned short[3]) : 0) + (r_enableshadowvolumes.integer ? numtriangles * sizeof(int[3]) : 0) + numvertices * sizeof(float[14]) + loadmodel->brush.numsubmodels * sizeof(dp_model_t *));
loadmodel->brush.submodels = (dp_model_t **)data;data += loadmodel->brush.numsubmodels * sizeof(dp_model_t *);
loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
loadmodel->surfmesh.num_vertices = numvertices;
loadmodel->surfmesh.num_triangles = numtriangles;
- loadmodel->surfmesh.data_neighbor3i = (int *)data;data += numtriangles * sizeof(int[3]);
+ if (r_enableshadowvolumes.integer)
+ loadmodel->surfmesh.data_neighbor3i = (int *)data;data += numtriangles * sizeof(int[3]);
loadmodel->surfmesh.data_vertex3f = (float *)data;data += numvertices * sizeof(float[3]);
loadmodel->surfmesh.data_svector3f = (float *)data;data += numvertices * sizeof(float[3]);
loadmodel->surfmesh.data_tvector3f = (float *)data;data += numvertices * sizeof(float[3]);
// free data
Mem_Free(vertices);
Mem_Free(texturenames);
- Mem_Free(v);
- Mem_Free(vt);
- Mem_Free(vn);
+ Mem_Free(obj_v);
+ Mem_Free(obj_vt);
+ Mem_Free(obj_vn);
Mem_Free(vertexhashtable);
Mem_Free(vertexhashdata);
Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
// generate normals if the file did not have them
if (!VectorLength2(loadmodel->surfmesh.data_normal3f))
- Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, true);
- Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, true);
- Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
+ Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, r_smoothnormals_areaweighting.integer != 0);
+ Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, r_smoothnormals_areaweighting.integer != 0);
+ if (loadmodel->surfmesh.data_neighbor3i)
+ Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
// if this is a worldmodel and has no BSP tree, create a fake one for the purpose
loadmodel->brush.num_visleafs = 1;
for (j = 0;j < mod->nummodelsurfaces;j++)
{
const msurface_t *surface = mod->data_surfaces + j + mod->firstmodelsurface;
- const float *v = mod->surfmesh.data_vertex3f + 3 * surface->num_firstvertex;
+ const float *v3f = mod->surfmesh.data_vertex3f + 3 * surface->num_firstvertex;
int k;
if (!surface->num_vertices)
continue;
if (!l)
{
l = true;
- VectorCopy(v, mod->normalmins);
- VectorCopy(v, mod->normalmaxs);
+ VectorCopy(v3f, mod->normalmins);
+ VectorCopy(v3f, mod->normalmaxs);
}
- for (k = 0;k < surface->num_vertices;k++, v += 3)
+ for (k = 0;k < surface->num_vertices;k++, v3f += 3)
{
- mod->normalmins[0] = min(mod->normalmins[0], v[0]);
- mod->normalmins[1] = min(mod->normalmins[1], v[1]);
- mod->normalmins[2] = min(mod->normalmins[2], v[2]);
- mod->normalmaxs[0] = max(mod->normalmaxs[0], v[0]);
- mod->normalmaxs[1] = max(mod->normalmaxs[1], v[1]);
- mod->normalmaxs[2] = max(mod->normalmaxs[2], v[2]);
+ mod->normalmins[0] = min(mod->normalmins[0], v3f[0]);
+ mod->normalmins[1] = min(mod->normalmins[1], v3f[1]);
+ mod->normalmins[2] = min(mod->normalmins[2], v3f[2]);
+ mod->normalmaxs[0] = max(mod->normalmaxs[0], v3f[0]);
+ mod->normalmaxs[1] = max(mod->normalmaxs[1], v3f[1]);
+ mod->normalmaxs[2] = max(mod->normalmaxs[2], v3f[2]);
}
}
corner[0] = max(fabs(mod->normalmins[0]), fabs(mod->normalmaxs[0]));
Con_DPrintf("Stats for obj model \"%s\": %i faces, %i nodes, %i leafs, %i clusters, %i clusterportals, mesh: %i vertices, %i triangles, %i surfaces\n", loadmodel->name, loadmodel->num_surfaces, loadmodel->brush.num_nodes, loadmodel->brush.num_leafs, mod->brush.num_pvsclusters, loadmodel->brush.num_portals, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->num_surfaces);
}
-
-
-
-
-
-
-
-
-
-
-#else // OBJASMODEL
-
-#ifdef OBJWORKS
-typedef struct objvertex_s
-{
- float v[3];
- float vt[2];
- float vn[3];
-}
-objvertex_t;
-
-typedef struct objtriangle_s
-{
- objvertex_t vertex[3];
- int textureindex;
- // these fields are used only in conversion to surfaces
- int axis;
- int surfaceindex;
- int surfacevertexindex[3];
- float edgeplane[3][4];
-}
-objtriangle_t;
-
-typedef objnode_s
-{
- struct objnode_s *children[2];
- struct objnode_s *parent;
- objtriangle_t *triangles;
- float normal[3];
- float dist;
- float mins[3];
- float maxs[3];
- int numtriangles;
-}
-objnode_t;
-
-objnode_t *Mod_OBJ_BSPNodeForTriangles(objnode_t *parent, objtriangle_t *triangles, int numtriangles, const float *mins, const float *maxs, mem_expandablearray_t *nodesarray, int maxclippedtriangles, objtriangle_t *clippedfronttriangles, objtriangle_t *clippedbacktriangles)
-{
- int i, j;
- float normal[3];
- float dist;
- int score;
- float bestnormal[3];
- float bestdist;
- int bestscore;
- float mins[3];
- float maxs[3];
- int numfronttriangles;
- int numbacktriangles;
- int count_front;
- int count_back;
- int count_both;
- int count_on;
- float outfrontpoints[5][3];
- float outbackpoints[5][3];
- int neededfrontpoints;
- int neededbackpoints;
- int countonpoints;
- objnode_t *node;
-
- node = (objnode_t *)Mem_ExpandableArray_AllocRecord(array);
- node->parent = parent;
- if (numtriangles)
- {
- VectorCopy(triangles[0].vertex[0].v, mins);
- VectorCopy(triangles[0].vertex[0].v, maxs);
- }
- else if (parent && parent->children[0] == node)
- {
- VectorCopy(parent->mins, mins);
- Vectorcopy(parent->maxs, maxs);
- }
- else if (parent && parent->children[1] == node)
- {
- VectorCopy(parent->mins, mins);
- Vectorcopy(parent->maxs, maxs);
- }
- else
- {
- VectorClear(mins);
- VectorClear(maxs);
- }
- for (i = 0;i < numtriangles;i++)
- {
- for (j = 0;j < 3;j++)
- {
- mins[0] = min(mins[0], triangles[i].vertex[j].v[0]);
- mins[1] = min(mins[1], triangles[i].vertex[j].v[1]);
- mins[2] = min(mins[2], triangles[i].vertex[j].v[2]);
- maxs[0] = max(maxs[0], triangles[i].vertex[j].v[0]);
- maxs[1] = max(maxs[1], triangles[i].vertex[j].v[1]);
- maxs[2] = max(maxs[2], triangles[i].vertex[j].v[2]);
- }
- }
- VectorCopy(mins, node->mins);
- VectorCopy(maxs, node->maxs);
- if (numtriangles <= mod_obj_leaftriangles.integer)
- {
- // create a leaf
- loadmodel->brush.num_leafs++;
- node->triangles = triangles;
- node->numtriangles = numtriangles;
- return node;
- }
-
- // create a node
- loadmodel->brush.num_nodes++;
- // pick a splitting plane from the various choices available to us...
- // early splits simply halve the interval
- bestscore = 0;
- VectorClear(bestnormal);
- bestdist = 0;
- if (numtriangles <= mod_obj_splitterlimit.integer)
- limit = numtriangles;
- else
- limit = 0;
- for (i = -3;i < limit;i++)
- {
- if (i < 0)
- {
- // first we try 3 axial splits (kdtree-like)
- j = i + 3;
- VectorClear(normal);
- normal[j] = 1;
- dist = (mins[j] + maxs[j]) * 0.5f;
- }
- else
- {
- // then we try each triangle plane
- TriangleNormal(triangles[i].vertex[0].v, triangles[i].vertex[1].v, triangles[i].vertex[2].v, normal);
- VectorNormalize(normal);
- dist = DotProduct(normal, triangles[i].vertex[0].v);
- // use positive axial values whenever possible
- if (normal[0] == -1)
- normal[0] = 1;
- if (normal[1] == -1)
- normal[1] = 1;
- if (normal[2] == -1)
- normal[2] = 1;
- // skip planes that match the current best
- if (VectorCompare(normal, bestnormal) && dist == bestdist)
- continue;
- }
- count_on = 0;
- count_front = 0;
- count_back = 0;
- count_both = 0;
- for (j = 0;j < numtriangles;j++)
- {
- dists[0] = DotProduct(normal, triangles[j].vertex[0].v) - dist;
- dists[1] = DotProduct(normal, triangles[j].vertex[1].v) - dist;
- dists[2] = DotProduct(normal, triangles[j].vertex[2].v) - dist;
- if (dists[0] < -DIST_EPSILON || dists[1] < -DIST_EPSILON || dists[2] < -DIST_EPSILON)
- {
- if (dists[0] > DIST_EPSILON || dists[1] > DIST_EPSILON || dists[2] > DIST_EPSILON)
- count_both++;
- else
- count_back++;
- }
- else if (dists[0] > DIST_EPSILON || dists[1] > DIST_EPSILON || dists[2] > DIST_EPSILON)
- count_front++;
- else
- count_on++;
- }
- // score is supposed to:
- // prefer axial splits
- // prefer evenly dividing the input triangles
- // prefer triangles on the plane
- // avoid triangles crossing the plane
- score = count_on*count_on - count_both*count_both + min(count_front, count_back)*(count_front+count_back);
- if (normal[0] == 1 || normal[1] == 1 || normal[2] == 1)
- score *= 2;
- if (i == -3 || bestscore < score)
- {
- VectorCopy(normal, bestnormal);
- bestdist = dist;
- bestscore = score;
- }
- }
-
- // now we have chosen an optimal split plane...
-
- // divide triangles by the splitting plane
- numfronttriangles = 0;
- numbacktriangles = 0;
- for (i = 0;i < numtriangles;i++)
- {
- neededfrontpoints = 0;
- neededbackpoints = 0;
- countonpoints = 0;
- PolygonF_Divide(3, triangles[i].vertex[0].v, bestnormal[0], bestnormal[1], bestnormal[2], bestdist, DIST_EPSILON, 5, outfrontpoints[0], &neededfrontpoints, 5, outbackpoints[0], &neededbackpoints, &countonpoints);
- if (countonpoints > 1)
- {
- // triangle lies on plane, assign it to one child only
- TriangleNormal(triangles[i].vertex[0].v, triangles[i].vertex[1].v, triangles[i].vertex[2].v, normal);
- if (DotProduct(bestnormal, normal) >= 0)
- {
- // assign to front side child
- obj_fronttriangles[numfronttriangles++] = triangles[i];
- }
- else
- {
- // assign to back side child
- obj_backtriangles[numbacktriangles++] = triangles[i];
- }
- }
- else
- {
- // convert clipped polygons to triangles
- for (j = 0;j < neededfrontpoints-2;j++)
- {
- obj_fronttriangles[numfronttriangles] = triangles[i];
- VectorCopy(outfrontpoints[0], obj_fronttriangles[numfronttriangles].vertex[0].v);
- VectorCopy(outfrontpoints[j+1], obj_fronttriangles[numfronttriangles].vertex[1].v);
- VectorCopy(outfrontpoints[j+2], obj_fronttriangles[numfronttriangles].vertex[2].v);
- numfronttriangles++;
- }
- for (j = 0;j < neededbackpoints-2;j++)
- {
- obj_backtriangles[numbacktriangles] = triangles[i];
- VectorCopy(outbackpoints[0], obj_backtriangles[numbacktriangles].vertex[0].v);
- VectorCopy(outbackpoints[j+1], obj_backtriangles[numbacktriangles].vertex[1].v);
- VectorCopy(outbackpoints[j+2], obj_backtriangles[numbacktriangles].vertex[2].v);
- numbacktriangles++;
- }
- }
- }
-
- // now copy the triangles out of the big buffer
- if (numfronttriangles)
- {
- fronttriangles = Mem_Alloc(loadmodel->mempool, fronttriangles * sizeof(*fronttriangles));
- memcpy(fronttriangles, obj_fronttriangles, numfronttriangles * sizeof(*fronttriangles));
- }
- else
- fronttriangles = NULL;
- if (numbacktriangles)
- {
- backtriangles = Mem_Alloc(loadmodel->mempool, backtriangles * sizeof(*backtriangles));
- memcpy(backtriangles, obj_backtriangles, numbacktriangles * sizeof(*backtriangles));
- }
- else
- backtriangles = NULL;
-
- // free the original triangles we were given
- if (triangles)
- Mem_Free(triangles);
- triangles = NULL;
- numtriangles = 0;
-
- // now create the children...
- node->children[0] = Mod_OBJ_BSPNodeForTriangles(node, fronttriangles, numfronttriangles, frontmins, frontmaxs, nodesarray, maxclippedtriangles, clippedfronttriangles, clippedbacktriangles);
- node->children[1] = Mod_OBJ_BSPNodeForTriangles(node, backtriangles, numbacktriangles, backmins, backmaxs, nodesarray, maxclippedtriangles, clippedfronttriangles, clippedbacktriangles);
- return node;
-}
-
-void Mod_OBJ_SnapVertex(float *v)
-{
- int i;
- float a = mod_obj_vertexprecision.value;
- float b = 1.0f / a;
- v[0] -= floor(v[0] * a + 0.5f) * b;
- v[1] -= floor(v[1] * a + 0.5f) * b;
- v[2] -= floor(v[2] * a + 0.5f) * b;
-}
-
-void Mod_OBJ_ConvertBSPNode(objnode_t *objnode, mnode_t *mnodeparent)
-{
- if (objnode->children[0])
- {
- // convert to mnode_t
- mnode_t *mnode = loadmodel->brush.data_nodes + loadmodel->brush.num_nodes++;
- mnode->parent = mnodeparent;
- mnode->plane = loadmodel->brush.data_planes + loadmodel->brush.num_planes++;
- VectorCopy(objnode->normal, mnode->plane->normal);
- mnode->plane->dist = objnode->dist;
- PlaneClassify(mnode->plane);
- VectorCopy(objnode->mins, mnode->mins);
- VectorCopy(objnode->maxs, mnode->maxs);
- // push combinedsupercontents up to the parent
- if (mnodeparent)
- mnodeparent->combinedsupercontents |= mnode->combinedsupercontents;
- mnode->children[0] = Mod_OBJ_ConvertBSPNode(objnode->children[0], mnode);
- mnode->children[1] = Mod_OBJ_ConvertBSPNode(objnode->children[1], mnode);
- }
- else
- {
- // convert to mleaf_t
- mleaf_t *mleaf = loadmodel->brush.data_leafs + loadmodel->brush.num_leafs++;
- mleaf->parent = mnodeparent;
- VectorCopy(objnode->mins, mleaf->mins);
- VectorCopy(objnode->maxs, mleaf->maxs);
- mleaf->clusterindex = loadmodel->brush.num_leafs - 1;
- if (objnode->numtriangles)
- {
- objtriangle_t *triangles = objnode->triangles;
- int numtriangles = objnode->numtriangles;
- texture_t *texture;
- float edge[3][3];
- float normal[3];
- objvertex_t vertex[3];
- numsurfaces = 0;
- maxsurfaces = numtriangles;
- surfaces = NULL;
- // calculate some more data on each triangle for surface gathering
- for (i = 0;i < numtriangles;i++)
- {
- triangle = triangles + i;
- texture = loadmodel->data_textures + triangle->textureindex;
- Mod_OBJ_SnapVertex(triangle->vertex[0].v);
- Mod_OBJ_SnapVertex(triangle->vertex[1].v);
- Mod_OBJ_SnapVertex(triangle->vertex[2].v);
- TriangleNormal(triangle->vertex[0].v, triangle->vertex[1].v, triangle->vertex[2].v, normal);
- axis = 0;
- if (fabs(normal[axis]) < fabs(normal[1]))
- axis = 1;
- if (fabs(normal[axis]) < fabs(normal[2]))
- axis = 2;
- VectorClear(normal);
- normal[axis] = 1;
- triangle->axis = axis;
- VectorSubtract(triangle->vertex[1].v, triangle->vertex[0].v, edge[0]);
- VectorSubtract(triangle->vertex[2].v, triangle->vertex[1].v, edge[1]);
- VectorSubtract(triangle->vertex[0].v, triangle->vertex[2].v, edge[2]);
- CrossProduct(edge[0], normal, triangle->edgeplane[0]);
- CrossProduct(edge[1], normal, triangle->edgeplane[1]);
- CrossProduct(edge[2], normal, triangle->edgeplane[2]);
- VectorNormalize(triangle->edgeplane[0]);
- VectorNormalize(triangle->edgeplane[1]);
- VectorNormalize(triangle->edgeplane[2]);
- triangle->edgeplane[0][3] = DotProduct(triangle->edgeplane[0], triangle->vertex[0].v);
- triangle->edgeplane[1][3] = DotProduct(triangle->edgeplane[1], triangle->vertex[1].v);
- triangle->edgeplane[2][3] = DotProduct(triangle->edgeplane[2], triangle->vertex[2].v);
- triangle->surfaceindex = 0;
- // add to the combined supercontents while we're here...
- mleaf->combinedsupercontents |= texture->supercontents;
- }
- surfaceindex = 1;
- for (i = 0;i < numtriangles;i++)
- {
- // skip already-assigned triangles
- if (triangles[i].surfaceindex)
- continue;
- texture = loadmodel->data_textures + triangles[i].textureindex;
- // assign a new surface to this triangle
- triangles[i].surfaceindex = surfaceindex++;
- axis = triangles[i].axis;
- numvertices = 3;
- // find the triangle's neighbors, this can take multiple passes
- retry = true;
- while (retry)
- {
- retry = false;
- for (j = i+1;j < numtriangles;j++)
- {
- if (triangles[j].surfaceindex || triangles[j].axis != axis || triangles[j].texture != texture)
- continue;
- triangle = triangles + j;
- for (k = i;k < j;k++)
- {
- if (triangles[k].surfaceindex != surfaceindex)
- continue;
- if (VectorCompare(triangles[k].vertex[0].v, triangles[j].vertex[0].v)
- || VectorCompare(triangles[k].vertex[0].v, triangles[j].vertex[1].v)
- || VectorCompare(triangles[k].vertex[0].v, triangles[j].vertex[2].v)
- || VectorCompare(triangles[k].vertex[1].v, triangles[j].vertex[0].v)
- || VectorCompare(triangles[k].vertex[1].v, triangles[j].vertex[1].v)
- || VectorCompare(triangles[k].vertex[1].v, triangles[j].vertex[2].v)
- || VectorCompare(triangles[k].vertex[2].v, triangles[j].vertex[0].v)
- || VectorCompare(triangles[k].vertex[2].v, triangles[j].vertex[1].v)
- || VectorCompare(triangles[k].vertex[2].v, triangles[j].vertex[2].v))
- {
- // shares a vertex position
- --- FIXME ---
- }
- }
- for (k = 0;k < numvertices;k++)
- if (!VectorCompare(vertex[k].v, triangles[j].vertex[0].v) || !VectorCompare(vertex[k].v, triangles[j].vertex[1].v) || !VectorCompare(vertex[k].v, triangles[j].vertex[2].v))
- break;
- if (k == numvertices)
- break; // not a neighbor
- // this triangle is a neighbor and has the same axis and texture
- // check now if it overlaps in lightmap projection space
- triangles[j].surfaceindex;
- if (triangles[j].
- }
- }
- //triangles[i].surfaceindex = surfaceindex++;
- for (surfaceindex = 0;surfaceindex < numsurfaces;surfaceindex++)
- {
- if (surfaces[surfaceindex].texture != texture)
- continue;
- // check if any triangles already in this surface overlap in lightmap projection space
-
- {
- }
- break;
- }
- }
- // let the collision code simply use the surfaces
- mleaf->containscollisionsurfaces = mleaf->combinedsupercontents != 0;
- mleaf->numleafsurfaces = ?;
- mleaf->firstleafsurface = ?;
- }
- // push combinedsupercontents up to the parent
- if (mnodeparent)
- mnodeparent->combinedsupercontents |= mleaf->combinedsupercontents;
- }
-}
-#endif
-
-void Mod_OBJ_Load(dp_model_t *mod, void *buffer, void *bufferend)
-{
-#ifdef OBJWORKS
- const char *textbase = (char *)buffer, *text = textbase;
- char *s;
- char *argv[512];
- char line[1024];
- char materialname[MAX_QPATH];
- int j, index1, index2, index3, first, prev, index;
- int argc;
- int linelen;
- int numtriangles = 0;
- int maxtriangles = 131072;
- objtriangle_t *triangles = Mem_Alloc(tempmempool, maxtriangles * sizeof(*triangles));
- int linenumber = 0;
- int maxtextures = 256, numtextures = 0, textureindex = 0;
- int maxv = 1024, numv = 0;
- int maxvt = 1024, numvt = 0;
- int maxvn = 1024, numvn = 0;
- char **texturenames;
- float *v = Mem_Alloc(tempmempool, maxv * sizeof(float[3]));
- float *vt = Mem_Alloc(tempmempool, maxvt * sizeof(float[2]));
- float *vn = Mem_Alloc(tempmempool, maxvn * sizeof(float[3]));
- objvertex_t vfirst, vprev, vcurrent;
- float mins[3];
- float maxs[3];
-#if 0
- int hashindex;
- int maxverthash = 65536, numverthash = 0;
- int numhashindex = 65536;
- struct objverthash_s
- {
- struct objverthash_s *next;
- int s;
- int v;
- int vt;
- int vn;
- }
- *hash, **verthash = Mem_Alloc(tempmempool, numhashindex * sizeof(*verthash)), *verthashdata = Mem_Alloc(tempmempool, maxverthash * sizeof(*verthashdata)), *oldverthashdata;
-#endif
-
- dpsnprintf(materialname, sizeof(materialname), "%s", loadmodel->name);
-
- loadmodel->modeldatatypestring = "OBJ";
-
- loadmodel->type = mod_obj;
- loadmodel->soundfromcenter = true;
- loadmodel->TraceBox = Mod_OBJ_TraceBox;
- loadmodel->TraceLine = Mod_OBJ_TraceLine;
- loadmodel->TracePoint = Mod_OBJ_TracePoint;
- loadmodel->PointSuperContents = Mod_OBJ_PointSuperContents;
- loadmodel->brush.TraceLineOfSight = Mod_OBJ_TraceLineOfSight;
- loadmodel->brush.SuperContentsFromNativeContents = Mod_OBJ_SuperContentsFromNativeContents;
- loadmodel->brush.NativeContentsFromSuperContents = Mod_OBJ_NativeContentsFromSuperContents;
- loadmodel->brush.GetPVS = Mod_OBJ_GetPVS;
- loadmodel->brush.FatPVS = Mod_OBJ_FatPVS;
- loadmodel->brush.BoxTouchingPVS = Mod_OBJ_BoxTouchingPVS;
- loadmodel->brush.BoxTouchingLeafPVS = Mod_OBJ_BoxTouchingLeafPVS;
- loadmodel->brush.BoxTouchingVisibleLeafs = Mod_OBJ_BoxTouchingVisibleLeafs;
- loadmodel->brush.FindBoxClusters = Mod_OBJ_FindBoxClusters;
- loadmodel->brush.LightPoint = Mod_OBJ_LightPoint;
- loadmodel->brush.FindNonSolidLocation = Mod_OBJ_FindNonSolidLocation;
- loadmodel->brush.AmbientSoundLevelsForPoint = NULL;
- loadmodel->brush.RoundUpToHullSize = NULL;
- loadmodel->brush.PointInLeaf = Mod_OBJ_PointInLeaf;
- loadmodel->Draw = R_Q1BSP_Draw;
- loadmodel->DrawDepth = R_Q1BSP_DrawDepth;
- loadmodel->DrawDebug = R_Q1BSP_DrawDebug;
- loadmodel->DrawPrepass = R_Q1BSP_DrawPrepass;
- loadmodel->GetLightInfo = R_Q1BSP_GetLightInfo;
- loadmodel->CompileShadowMap = R_Q1BSP_CompileShadowMap;
- loadmodel->DrawShadowMap = R_Q1BSP_DrawShadowMap;
- loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
- loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
- loadmodel->DrawLight = R_Q1BSP_DrawLight;
-
- VectorClear(mins);
- VectorClear(maxs);
-
- // parse the OBJ text now
- for(;;)
- {
- if (!*text)
- break;
- linenumber++;
- linelen = 0;
- for (linelen = 0;text[linelen] && text[linelen] != '\r' && text[linelen] != '\n';linelen++)
- line[linelen] = text[linelen];
- line[linelen] = 0;
- for (argc = 0;argc < (int)(sizeof(argv)/sizeof(argv[0]));argc++)
- argv[argc] = "";
- argc = 0;
- s = line;
- while (*s == ' ' || *s == '\t')
- s++;
- while (*s)
- {
- argv[argc++] = s;
- while (*s > ' ')
- s++;
- if (!*s)
- break;
- *s++ = 0;
- while (*s == ' ' || *s == '\t')
- s++;
- }
- if (!argc)
- continue;
- if (argv[0][0] == '#')
- continue;
- if (!strcmp(argv[0], "v"))
- {
- if (maxv <= numv)
- {
- float *oldv = v;
- maxv *= 2;
- v = Mem_Alloc(tempmempool, maxv * sizeof(float[3]));
- if (oldv)
- {
- memcpy(v, oldv, numv * sizeof(float[3]));
- Mem_Free(oldv);
- }
- }
- v[numv*3+0] = atof(argv[1]);
- v[numv*3+1] = atof(argv[2]);
- v[numv*3+2] = atof(argv[3]);
- numv++;
- }
- else if (!strcmp(argv[0], "vt"))
- {
- if (maxvt <= numvt)
- {
- float *oldvt = vt;
- maxvt *= 2;
- vt = Mem_Alloc(tempmempool, maxvt * sizeof(float[2]));
- if (oldvt)
- {
- memcpy(vt, oldvt, numvt * sizeof(float[2]));
- Mem_Free(oldvt);
- }
- }
- vt[numvt*2+0] = atof(argv[1]);
- vt[numvt*2+1] = atof(argv[2]);
- numvt++;
- }
- else if (!strcmp(argv[0], "vn"))
- {
- if (maxvn <= numvn)
- {
- float *oldvn = vn;
- maxvn *= 2;
- vn = Mem_Alloc(tempmempool, maxvn * sizeof(float[3]));
- if (oldvn)
- {
- memcpy(vn, oldvn, numvn * sizeof(float[3]));
- Mem_Free(oldvn);
- }
- }
- vn[numvn*3+0] = atof(argv[1]);
- vn[numvn*3+1] = atof(argv[2]);
- vn[numvn*3+2] = atof(argv[3]);
- numvn++;
- }
- else if (!strcmp(argv[0], "f"))
- {
- for (j = 1;j < argc;j++)
- {
- index1 = atoi(argv[j]);
- while(argv[j][0] && argv[j][0] != '/')
- argv[j]++;
- if (argv[j][0])
- argv[j]++;
- index2 = atoi(argv[j]);
- while(argv[j][0] && argv[j][0] != '/')
- argv[j]++;
- if (argv[j][0])
- argv[j]++;
- index3 = atoi(argv[j]);
- // negative refers to a recent vertex
- // zero means not specified
- // positive means an absolute vertex index
- if (index1 < 0)
- index1 = numv - index1;
- if (index2 < 0)
- index2 = numvt - index2;
- if (index3 < 0)
- index3 = numvn - index3;
- VectorCopy(v + 3*index1, vcurrent.v);
- Vector2Copy(vt + 2*index2, vcurrent.vt);
- VectorCopy(vn + 3*index3, vcurrent.vn);
- if (numtriangles == 0)
- {
- VectorCopy(vcurrent.v, mins);
- VectorCopy(vcurrent.v, maxs);
- }
- else
- {
- mins[0] = min(mins[0], vcurrent.v[0]);
- mins[1] = min(mins[1], vcurrent.v[1]);
- mins[2] = min(mins[2], vcurrent.v[2]);
- maxs[0] = max(maxs[0], vcurrent.v[0]);
- maxs[1] = max(maxs[1], vcurrent.v[1]);
- maxs[2] = max(maxs[2], vcurrent.v[2]);
- }
- if (j == 1)
- vfirst = vcurrent;
- else if (j >= 3)
- {
- if (maxtriangles <= numtriangles)
- {
- objtriangle_t *oldtriangles = triangles;
- maxtriangles *= 2;
- triangles = Mem_Alloc(tempmempool, maxtriangles * sizeof(*triangles));
- if (oldtriangles)
- {
- memcpy(triangles, oldtriangles, maxtriangles * sizeof(*triangles));
- Mem_Free(oldtriangles);
- }
- }
- triangles[numtriangles].textureindex = textureindex;
- triangles[numtriangles].vertex[0] = vfirst;
- triangles[numtriangles].vertex[1] = vprev;
- triangles[numtriangles].vertex[2] = vcurrent;
- numtriangles++;
- }
- vprev = vcurrent;
- prev = index;
- }
- }
- else if (!strcmp(argv[0], "o") || !strcmp(argv[0], "g"))
- ;
- else if (!!strcmp(argv[0], "usemtl"))
- {
- for (i = 0;i < numtextures;i++)
- if (!strcmp(texturenames[numtextures], argv[1]))
- break;
- if (i < numtextures)
- texture = textures + i;
- else
- {
- if (maxtextures <= numtextures)
- {
- texture_t *oldtextures = textures;
- maxtextures *= 2;
- textures = Mem_Alloc(tempmempool, maxtextures * sizeof(*textures));
- if (oldtextures)
- {
- memcpy(textures, oldtextures, numtextures * sizeof(*textures));
- Mem_Free(oldtextures);
- }
- }
- textureindex = numtextures++;
- texturenames[textureindex] = Mem_Alloc(tempmempool, strlen(argv[1]) + 1);
- memcpy(texturenames[textureindex], argv[1], strlen(argv[1]) + 1);
- }
- }
- text += linelen;
- if (*text == '\r')
- text++;
- if (*text == '\n')
- text++;
- }
-
- // now that we have the OBJ data loaded as-is, we can convert it
-
- // load the textures
- loadmodel->num_textures = numtextures;
- loadmodel->data_textures = Mem_Alloc(loadmodel->mempool, loadmodel->num_textures * sizeof(texture_t));
- for (i = 0;i < numtextures;i++)
- Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + i, texturenames[i], true, true, TEXF_MIPMAP | TEXF_ALPHA | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS);
-
- // free the texturenames array since we are now done with it
- for (i = 0;i < numtextures;i++)
- {
- Mem_Free(texturenames[i]);
- texturenames[i] = NULL;
- }
- Mem_Free(texturenames);
- texturenames = NULL;
-
- // copy the model bounds, then enlarge the yaw and rotated bounds according to radius
- VectorCopy(mins, loadmodel->normalmins);
- VectorCopy(maxs, loadmodel->normalmaxs);
- dist = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
- modelyawradius = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
- modelyawradius = dist*dist+modelyawradius*modelyawradius;
- modelradius = max(fabs(loadmodel->normalmins[2]), fabs(loadmodel->normalmaxs[2]));
- modelradius = modelyawradius + modelradius * modelradius;
- modelyawradius = sqrt(modelyawradius);
- modelradius = sqrt(modelradius);
- loadmodel->yawmins[0] = loadmodel->yawmins[1] = -modelyawradius;
- loadmodel->yawmins[2] = loadmodel->normalmins[2];
- loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelyawradius;
- loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
- loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -modelradius;
- loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = modelradius;
- loadmodel->radius = modelradius;
- loadmodel->radius2 = modelradius * modelradius;
-
- // make sure the temp triangle buffer is big enough for BSP building
- maxclippedtriangles = numtriangles*4;
- if (numtriangles > 0)
- {
- clippedfronttriangles = Mem_Alloc(loadmodel->mempool, maxclippedtriangles * 2 * sizeof(objtriangle_t));
- clippedbacktriangles = clippedfronttriangles + maxclippedtriangles;
- }
-
- // generate a rough BSP tree from triangle data, we don't have to be too careful here, it only has to define the basic areas of the map
- loadmodel->brush.num_leafs = 0;
- loadmodel->brush.num_nodes = 0;
- Mem_ExpandableArray_NewArray(&nodesarray, loadmodel->mempool, sizeof(objnode_t), 1024);
- rootnode = Mod_OBJ_BSPNodeForTriangles(triangles, numtriangles, mins, maxs, &nodesarray, maxclippedtriangles, clippedfronttriangles, clippedbacktriangles);
-
- // convert the BSP tree to mnode_t and mleaf_t structures and convert the triangles to msurface_t...
- loadmodel->brush.data_leafs = Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_leafs * sizeof(mleaf_t));
- loadmodel->brush.data_nodes = Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_nodes * sizeof(mnode_t));
- loadmodel->brush.data_planes = Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_nodes * sizeof(mplane_t));
- loadmodel->brush.num_leafs = 0;
- loadmodel->brush.num_nodes = 0;
- loadmodel->brush.num_planes = 0;
- Mod_OBJ_ConvertAndFreeBSPNode(rootnode);
-
- if (clippedfronttriangles)
- Mem_Free(clippedfronttriangles);
- maxclippedtriangles = 0;
- clippedfronttriangles = NULL;
- clippedbacktriangles = NULL;
-
---- NOTHING DONE PAST THIS POINT ---
-
- loadmodel->numskins = LittleLong(pinmodel->num_skins);
- numxyz = LittleLong(pinmodel->num_xyz);
- numst = LittleLong(pinmodel->num_st);
- loadmodel->surfmesh.num_triangles = LittleLong(pinmodel->num_tris);
- loadmodel->numframes = LittleLong(pinmodel->num_frames);
- loadmodel->surfmesh.num_morphframes = loadmodel->numframes;
- loadmodel->num_poses = loadmodel->surfmesh.num_morphframes;
- skinwidth = LittleLong(pinmodel->skinwidth);
- skinheight = LittleLong(pinmodel->skinheight);
- iskinwidth = 1.0f / skinwidth;
- iskinheight = 1.0f / skinheight;
-
- loadmodel->num_surfaces = 1;
- loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
- data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->numframes * sizeof(animscene_t) + loadmodel->numframes * sizeof(float[6]) + loadmodel->surfmesh.num_triangles * sizeof(int[3]) + loadmodel->surfmesh.num_triangles * sizeof(int[3]));
- loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
- loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
- loadmodel->sortedmodelsurfaces[0] = 0;
- loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
- loadmodel->surfmesh.data_morphmd2framesize6f = (float *)data;data += loadmodel->numframes * sizeof(float[6]);
- loadmodel->surfmesh.data_element3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
- loadmodel->surfmesh.data_neighbor3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
-
- loadmodel->synctype = ST_RAND;
-
- // load the skins
- inskin = (char *)(base + LittleLong(pinmodel->ofs_skins));
- skinfiles = Mod_LoadSkinFiles();
- if (skinfiles)
- {
- loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
- loadmodel->num_texturesperskin = loadmodel->num_surfaces;
- loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
- Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
- Mod_FreeSkinFiles(skinfiles);
- }
- else if (loadmodel->numskins)
- {
- // skins found (most likely not a player model)
- loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
- loadmodel->num_texturesperskin = loadmodel->num_surfaces;
- loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
- for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
- Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + i * loadmodel->num_surfaces, inskin, true, true, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS);
- }
- else
- {
- // no skins (most likely a player model)
- loadmodel->numskins = 1;
- loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
- loadmodel->num_texturesperskin = loadmodel->num_surfaces;
- loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
- Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures, NULL);
- }
-
- loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
- for (i = 0;i < loadmodel->numskins;i++)
- {
- loadmodel->skinscenes[i].firstframe = i;
- loadmodel->skinscenes[i].framecount = 1;
- loadmodel->skinscenes[i].loop = true;
- loadmodel->skinscenes[i].framerate = 10;
- }
-
- // load the triangles and stvert data
- inst = (unsigned short *)(base + LittleLong(pinmodel->ofs_st));
- intri = (md2triangle_t *)(base + LittleLong(pinmodel->ofs_tris));
- md2verthash = (struct md2verthash_s **)Mem_Alloc(tempmempool, 65536 * sizeof(hash));
- md2verthashdata = (struct md2verthash_s *)Mem_Alloc(tempmempool, loadmodel->surfmesh.num_triangles * 3 * sizeof(*hash));
- // swap the triangle list
- loadmodel->surfmesh.num_vertices = 0;
- for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
- {
- for (j = 0;j < 3;j++)
- {
- xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
- st = (unsigned short) LittleShort (intri[i].index_st[j]);
- if (xyz >= numxyz)
- {
- Con_Printf("%s has an invalid xyz index (%i) on triangle %i, resetting to 0\n", loadmodel->name, xyz, i);
- xyz = 0;
- }
- if (st >= numst)
- {
- Con_Printf("%s has an invalid st index (%i) on triangle %i, resetting to 0\n", loadmodel->name, st, i);
- st = 0;
- }
- hashindex = (xyz * 256 + st) & 65535;
- for (hash = md2verthash[hashindex];hash;hash = hash->next)
- if (hash->xyz == xyz && hash->st == st)
- break;
- if (hash == NULL)
- {
- hash = md2verthashdata + loadmodel->surfmesh.num_vertices++;
- hash->xyz = xyz;
- hash->st = st;
- hash->next = md2verthash[hashindex];
- md2verthash[hashindex] = hash;
- }
- loadmodel->surfmesh.data_element3i[i*3+j] = (hash - md2verthashdata);
- }
- }
-
- vertremap = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(int));
- data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(float[2]) + loadmodel->surfmesh.num_vertices * loadmodel->surfmesh.num_morphframes * sizeof(trivertx_t));
- loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += loadmodel->surfmesh.num_vertices * sizeof(float[2]);
- loadmodel->surfmesh.data_morphmdlvertex = (trivertx_t *)data;data += loadmodel->surfmesh.num_vertices * loadmodel->surfmesh.num_morphframes * sizeof(trivertx_t);
- for (i = 0;i < loadmodel->surfmesh.num_vertices;i++)
- {
- int sts, stt;
- hash = md2verthashdata + i;
- vertremap[i] = hash->xyz;
- sts = LittleShort(inst[hash->st*2+0]);
- stt = LittleShort(inst[hash->st*2+1]);
- if (sts < 0 || sts >= skinwidth || stt < 0 || stt >= skinheight)
- {
- Con_Printf("%s has an invalid skin coordinate (%i %i) on vert %i, changing to 0 0\n", loadmodel->name, sts, stt, i);
- sts = 0;
- stt = 0;
- }
- loadmodel->surfmesh.data_texcoordtexture2f[i*2+0] = sts * iskinwidth;
- loadmodel->surfmesh.data_texcoordtexture2f[i*2+1] = stt * iskinheight;
- }
-
- Mem_Free(md2verthash);
- Mem_Free(md2verthashdata);
-
- // generate ushort elements array if possible
- if (loadmodel->surfmesh.num_vertices <= 65536)
- loadmodel->surfmesh.data_element3s = (unsigned short *)Mem_Alloc(loadmodel->mempool, sizeof(unsigned short[3]) * loadmodel->surfmesh.num_triangles);
-
- // load the frames
- datapointer = (base + LittleLong(pinmodel->ofs_frames));
- for (i = 0;i < loadmodel->surfmesh.num_morphframes;i++)
- {
- int k;
- trivertx_t *v;
- trivertx_t *out;
- pinframe = (md2frame_t *)datapointer;
- datapointer += sizeof(md2frame_t);
- // store the frame scale/translate into the appropriate array
- for (j = 0;j < 3;j++)
- {
- loadmodel->surfmesh.data_morphmd2framesize6f[i*6+j] = LittleFloat(pinframe->scale[j]);
- loadmodel->surfmesh.data_morphmd2framesize6f[i*6+3+j] = LittleFloat(pinframe->translate[j]);
- }
- // convert the vertices
- v = (trivertx_t *)datapointer;
- out = loadmodel->surfmesh.data_morphmdlvertex + i * loadmodel->surfmesh.num_vertices;
- for (k = 0;k < loadmodel->surfmesh.num_vertices;k++)
- out[k] = v[vertremap[k]];
- datapointer += numxyz * sizeof(trivertx_t);
-
- strlcpy(loadmodel->animscenes[i].name, pinframe->name, sizeof(loadmodel->animscenes[i].name));
- loadmodel->animscenes[i].firstframe = i;
- loadmodel->animscenes[i].framecount = 1;
- loadmodel->animscenes[i].framerate = 10;
- loadmodel->animscenes[i].loop = true;
- }
-
- Mem_Free(vertremap);
-
- Mod_MakeSortedSurfaces(loadmodel);
- Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
- Mod_Alias_CalculateBoundingBox();
- Mod_Alias_MorphMesh_CompileFrames();
-
- surface = loadmodel->data_surfaces;
- surface->texture = loadmodel->data_textures;
- surface->num_firsttriangle = 0;
- surface->num_triangles = loadmodel->surfmesh.num_triangles;
- surface->num_firstvertex = 0;
- surface->num_vertices = loadmodel->surfmesh.num_vertices;
-
- loadmodel->surfmesh.isanimated = false;
-
- if (loadmodel->surfmesh.data_element3s)
- for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
- loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i];
-#endif
-}
-#endif // !OBJASMODEL
-
-qboolean Mod_CanSeeBox_Trace(int numsamples, float t, dp_model_t *model, vec3_t eye, vec3_t minsX, vec3_t maxsX)
-{
- // we already have done PVS culling at this point...
- // so we don't need to do it again.
-
- int i;
- vec3_t testorigin, mins, maxs;
-
- testorigin[0] = (minsX[0] + maxsX[0]) * 0.5;
- testorigin[1] = (minsX[1] + maxsX[1]) * 0.5;
- testorigin[2] = (minsX[2] + maxsX[2]) * 0.5;
-
- if(model->brush.TraceLineOfSight(model, eye, testorigin))
- return 1;
-
- // expand the box a little
- mins[0] = (t+1) * minsX[0] - t * maxsX[0];
- maxs[0] = (t+1) * maxsX[0] - t * minsX[0];
- mins[1] = (t+1) * minsX[1] - t * maxsX[1];
- maxs[1] = (t+1) * maxsX[1] - t * minsX[1];
- mins[2] = (t+1) * minsX[2] - t * maxsX[2];
- maxs[2] = (t+1) * maxsX[2] - t * minsX[2];
-
- for(i = 0; i != numsamples; ++i)
- {
- testorigin[0] = lhrandom(mins[0], maxs[0]);
- testorigin[1] = lhrandom(mins[1], maxs[1]);
- testorigin[2] = lhrandom(mins[2], maxs[2]);
-
- if(model->brush.TraceLineOfSight(model, eye, testorigin))
- return 1;
- }
-
- return 0;
-}
-