//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", "0", "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 - all of which are off by default"};
cvar_t r_novis = {0, "r_novis", "0", "draws whole level, see also sv_cullentities_pvs 0"};
-cvar_t r_picmipworld = {CVAR_SAVE, "r_picmipworld", "1", "whether gl_picmip shall apply to world textures too"};
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_mintess = {0, "r_subdivisions_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 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"};
-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"};
+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_optimizedtraceline = {0, "mod_q3bsp_optimizedtraceline", "1", "whether to use optimized traceline code for line traces (as opposed to tracebox code)"};
cvar_t mod_q3bsp_debugtracebrush = {0, "mod_q3bsp_debugtracebrush", "0", "selects different tracebrush bsp recursion algorithms (for debugging purposes only)"};
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_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_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"};
+cvar_t mod_recalculatenodeboxes = {0, "mod_recalculatenodeboxes", "1", "enables use of generated node bounding boxes based on BSP tree portal reconstruction, rather than the node boxes supplied by the map compiler"};
static texture_t mod_q1bsp_texture_solid;
static texture_t mod_q1bsp_texture_sky;
void Mod_BrushInit(void)
{
// Cvar_RegisterVariable(&r_subdivide_size);
+ Cvar_RegisterVariable(&mod_bsp_portalize);
Cvar_RegisterVariable(&r_novis);
- Cvar_RegisterVariable(&r_picmipworld);
Cvar_RegisterVariable(&r_nosurftextures);
Cvar_RegisterVariable(&r_subdivisions_tolerance);
Cvar_RegisterVariable(&r_subdivisions_mintess);
Cvar_RegisterVariable(&mod_q3bsp_debugtracebrush);
Cvar_RegisterVariable(&mod_q3bsp_lightmapmergepower);
Cvar_RegisterVariable(&mod_q3bsp_nolightmaps);
+ Cvar_RegisterVariable(&mod_q3bsp_tracelineofsight_brushes);
+ Cvar_RegisterVariable(&mod_q3shader_default_offsetmapping);
+ Cvar_RegisterVariable(&mod_q3shader_default_polygonfactor);
+ Cvar_RegisterVariable(&mod_q3shader_default_polygonoffset);
+ Cvar_RegisterVariable(&mod_q1bsp_polygoncollisions);
+ Cvar_RegisterVariable(&mod_collision_bih);
+ Cvar_RegisterVariable(&mod_recalculatenodeboxes);
memset(&mod_q1bsp_texture_solid, 0, sizeof(mod_q1bsp_texture_solid));
strlcpy(mod_q1bsp_texture_solid.name, "solid" , sizeof(mod_q1bsp_texture_solid.name));
mnode_t *node, *nodestack[1024];
if (!model->brush.num_pvsclusters)
return -1;
- node = model->brush.data_nodes;
+ node = model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode;
for (;;)
{
#if 1
mnode_t *node, *nodestack[1024];
if (!model->brush.num_pvsclusters)
return true;
- node = model->brush.data_nodes;
+ node = model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode;
for (;;)
{
#if 1
mnode_t *node, *nodestack[1024];
if (!model->brush.num_leafs)
return true;
- node = model->brush.data_nodes;
+ node = model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode;
for (;;)
{
#if 1
mnode_t *node, *nodestack[1024];
if (!model->brush.num_leafs)
return true;
- node = model->brush.data_nodes;
+ node = model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode;
for (;;)
{
#if 1
surface = info->model->data_surfaces + *mark;
if (surface->texture->supercontents & SUPERCONTENTS_SOLID)
{
- if(surface->num_bboxstride)
+ if(surface->deprecatedq3num_bboxstride > 0)
{
int i, cnt, tri;
- cnt = (surface->num_triangles + surface->num_bboxstride - 1) / surface->num_bboxstride;
+ cnt = (surface->num_triangles + surface->deprecatedq3num_bboxstride - 1) / surface->deprecatedq3num_bboxstride;
for(i = 0; i < cnt; ++i)
{
- if(BoxesOverlap(surface->data_bbox6f + i * 6, surface->data_bbox6f + i * 6 + 3, info->absmin, info->absmax))
+ if(BoxesOverlap(surface->deprecatedq3data_bbox6f + i * 6, surface->deprecatedq3data_bbox6f + i * 6 + 3, info->absmin, info->absmax))
{
- for(k = 0; k < surface->num_bboxstride; ++k)
+ for(k = 0; k < surface->deprecatedq3num_bboxstride; ++k)
{
- tri = i * surface->num_bboxstride + k;
+ tri = i * surface->deprecatedq3num_bboxstride + k;
if(tri >= surface->num_triangles)
break;
Mod_Q1BSP_FindNonSolidLocation_r_Triangle(info, surface, tri);
}
//#endif
-static void Mod_Q1BSP_TracePoint(struct model_s *model, int frame, 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)
{
RecursiveHullCheckTraceInfo_t rhc;
Mod_Q1BSP_RecursiveHullCheckPoint(&rhc, rhc.hull->firstclipnode);
}
-static void Mod_Q1BSP_TraceLine(struct model_s *model, int frame, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask)
+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)
{
RecursiveHullCheckTraceInfo_t rhc;
if (VectorCompare(start, end))
{
- Mod_Q1BSP_TracePoint(model, frame, trace, start, hitsupercontentsmask);
+ Mod_Q1BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask);
return;
}
#endif
}
-static void Mod_Q1BSP_TraceBox(struct model_s *model, int frame, 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)
{
// 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, frame, trace, start, hitsupercontentsmask);
+ Mod_Q1BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask);
else
- Mod_Q1BSP_TraceLine(model, frame, trace, start, end, hitsupercontentsmask);
+ Mod_Q1BSP_TraceLine(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask);
return;
}
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, 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 boxsupercontents, int boxq3surfaceflags, const texture_t *boxtexture)
{
#if 1
colbrushf_t cbox;
colplanef_t cbox_planes[6];
+ cbox.isaabb = true;
+ cbox.hasaabbplanes = true;
cbox.supercontents = boxsupercontents;
cbox.numplanes = 6;
cbox.numpoints = 0;
#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, 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 boxsupercontents, int boxq3surfaceflags, const texture_t *boxtexture)
{
memset(trace, 0, sizeof(trace_t));
trace->fraction = 1;
}
}
-static int Mod_Q1BSP_TraceLineOfSight_RecursiveNodeCheck(mnode_t *node, double p1[3], double p2[3])
-{
- double t1, t2;
- double midf, mid[3];
- int ret, side;
-
- // check for empty
- while (node->plane)
- {
- // find the point distances
- mplane_t *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;
- }
-
- midf = t1 / (t1 - t2);
- VectorLerp(p1, midf, p2, mid);
-
- // recurse both sides, front side first
- // return 2 if empty is followed by solid (hit something)
- // do not return 2 if both are solid or both empty,
- // 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_Q1BSP_TraceLineOfSight_RecursiveNodeCheck(node->children[side ], p1, mid);
- if (ret != 0)
- return ret;
- ret = Mod_Q1BSP_TraceLineOfSight_RecursiveNodeCheck(node->children[side ^ 1], mid, p2);
- if (ret != 1)
- return ret;
- return 2;
- }
- return ((mleaf_t *)node)->clusterindex < 0;
-}
-
static qboolean Mod_Q1BSP_TraceLineOfSight(struct model_s *model, const vec3_t start, const vec3_t end)
{
- // this function currently only supports same size start and end
- double tracestart[3], traceend[3];
- VectorCopy(start, tracestart);
- VectorCopy(end, traceend);
- return Mod_Q1BSP_TraceLineOfSight_RecursiveNodeCheck(model->brush.data_nodes, tracestart, traceend) != 2;
+ trace_t trace;
+ model->TraceLine(model, NULL, NULL, &trace, start, end, SUPERCONTENTS_VISBLOCKERMASK);
+ return trace.fraction == 1;
}
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)
surface = model->data_surfaces + node->firstsurface;
for (i = 0;i < node->numsurfaces;i++, surface++)
{
- if (!(surface->texture->basematerialflags & MATERIALFLAG_WALL) || !surface->lightmapinfo->samples)
+ if (!(surface->texture->basematerialflags & MATERIALFLAG_WALL) || !surface->lightmapinfo || !surface->lightmapinfo->samples)
continue; // no lightmaps
// location we want to sample in the lightmap
*/
void R_Q1BSP_LoadSplitSky (unsigned char *src, int width, int height, int bytesperpixel)
{
- int i, j;
- unsigned solidpixels[128*128], alphapixels[128*128];
+ int x, y;
+ int w = width/2;
+ int h = height;
+ unsigned int *solidpixels = (unsigned int *)Mem_Alloc(tempmempool, w*h*sizeof(unsigned char[4]));
+ unsigned int *alphapixels = (unsigned int *)Mem_Alloc(tempmempool, w*h*sizeof(unsigned char[4]));
// allocate a texture pool if we need it
if (loadmodel->texturepool == NULL && cls.state != ca_dedicated)
if (bytesperpixel == 4)
{
- for (i = 0;i < 128;i++)
+ for (y = 0;y < h;y++)
{
- for (j = 0;j < 128;j++)
+ for (x = 0;x < w;x++)
{
- solidpixels[(i*128) + j] = ((unsigned *)src)[i*256+j+128];
- alphapixels[(i*128) + j] = ((unsigned *)src)[i*256+j];
+ solidpixels[y*w+x] = ((unsigned *)src)[y*width+x+w];
+ alphapixels[y*w+x] = ((unsigned *)src)[y*width+x];
}
}
}
}
bgra;
r = g = b = 0;
- for (i = 0;i < 128;i++)
+ for (y = 0;y < h;y++)
{
- for (j = 0;j < 128;j++)
+ for (x = 0;x < w;x++)
{
- p = src[i*256 + j + 128];
+ p = src[x*width+y+w];
r += palette_rgb[p][0];
g += palette_rgb[p][1];
b += palette_rgb[p][2];
}
}
- bgra.b[2] = r/(128*128);
- bgra.b[1] = g/(128*128);
- bgra.b[0] = b/(128*128);
+ bgra.b[2] = r/(w*h);
+ bgra.b[1] = g/(w*h);
+ bgra.b[0] = b/(w*h);
bgra.b[3] = 0;
- for (i = 0;i < 128;i++)
+ for (y = 0;y < h;y++)
{
- for (j = 0;j < 128;j++)
+ for (x = 0;x < w;x++)
{
- solidpixels[(i*128) + j] = palette_bgra_complete[src[i*256 + j + 128]];
- p = src[i*256 + j];
- alphapixels[(i*128) + j] = p ? palette_bgra_complete[p] : bgra.i;
+ solidpixels[y*w+x] = palette_bgra_complete[src[y*width+x+w]];
+ p = src[y*width+x];
+ alphapixels[y*w+x] = p ? palette_bgra_complete[p] : bgra.i;
}
}
}
- loadmodel->brush.solidskytexture = R_LoadTexture2D(loadmodel->texturepool, "sky_solidtexture", 128, 128, (unsigned char *) solidpixels, TEXTYPE_BGRA, TEXF_PRECACHE, NULL);
- loadmodel->brush.alphaskytexture = R_LoadTexture2D(loadmodel->texturepool, "sky_alphatexture", 128, 128, (unsigned char *) alphapixels, TEXTYPE_BGRA, TEXF_ALPHA | TEXF_PRECACHE, NULL);
+ 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);
+ Mem_Free(solidpixels);
+ Mem_Free(alphapixels);
}
static void Mod_Q1BSP_LoadTextures(lump_t *l)
tx->reflectfactor = 1;
Vector4Set(tx->reflectcolor4f, 1, 1, 1, 1);
tx->r_water_wateralpha = 1;
+ tx->offsetmapping = OFFSETMAPPING_OFF;
+ tx->offsetscale = 1;
+ tx->specularscalemod = 1;
+ tx->specularpowermod = 1;
}
if (!m)
if (cls.state != ca_dedicated)
{
// LordHavoc: HL sky textures are entirely different than quake
- if (!loadmodel->brush.ishlbsp && !strncmp(tx->name, "sky", 3) && mtwidth == 256 && mtheight == 128)
+ if (!loadmodel->brush.ishlbsp && !strncmp(tx->name, "sky", 3) && mtwidth == mtheight * 2)
{
- data = loadimagepixelsbgra(tx->name, false, false);
- if (data && image_width == 256 && image_height == 128)
+ data = loadimagepixelsbgra(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s/%s", mapname, tx->name), false, false, r_texture_convertsRGB_skin.integer != 0, NULL);
+ if (!data)
+ data = loadimagepixelsbgra(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s", tx->name), false, false, r_texture_convertsRGB_skin.integer != 0, NULL);
+ if (data && image_width == image_height * 2)
{
R_Q1BSP_LoadSplitSky(data, image_width, image_height, 4);
Mem_Free(data);
}
else
{
- skinframe = R_SkinFrame_LoadExternal(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s/%s", mapname, tx->name), TEXF_ALPHA | TEXF_MIPMAP | TEXF_PRECACHE | (r_picmipworld.integer ? TEXF_PICMIP : 0) | TEXF_COMPRESS, false);
+ 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);
if (!skinframe)
- skinframe = R_SkinFrame_LoadExternal(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s", tx->name), TEXF_ALPHA | TEXF_MIPMAP | TEXF_PRECACHE | (r_picmipworld.integer ? TEXF_PICMIP : 0) | TEXF_COMPRESS, false);
+ 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);
if (!skinframe)
{
// did not find external texture, load it from the bsp or wad3
{
tx->width = image_width;
tx->height = image_height;
- skinframe = R_SkinFrame_LoadInternalBGRA(tx->name, TEXF_ALPHA | TEXF_MIPMAP | TEXF_PRECACHE | (r_picmipworld.integer ? TEXF_PICMIP : 0), pixels, image_width, image_height);
+ skinframe = R_SkinFrame_LoadInternalBGRA(tx->name, TEXF_ALPHA | TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP, pixels, image_width, image_height);
}
if (freepixels)
Mem_Free(freepixels);
}
else if (mtdata) // texture included
- skinframe = R_SkinFrame_LoadInternalQuake(tx->name, TEXF_ALPHA | TEXF_MIPMAP | TEXF_PRECACHE | (r_picmipworld.integer ? TEXF_PICMIP : 0), false, r_fullbrights.integer, mtdata, tx->width, tx->height);
+ 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)
{
// replace the texture with transparent black
Vector4Set(zero, 128, 128, 128, 128);
- tx->skinframes[0] = R_SkinFrame_LoadInternalBGRA(tx->name, TEXF_MIPMAP | TEXF_PRECACHE | TEXF_ALPHA, zero, 1, 1);
+ 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)
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]->fog)
+ if (tx->skinframes[0] && tx->skinframes[0]->hasalpha)
tx->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW;
}
else if (!strncmp(tx->name, "mirror", 6)) // Tenebrae
{
// replace the texture with black
- tx->skinframes[0] = R_SkinFrame_LoadInternalBGRA(tx->name, TEXF_PRECACHE, zero, 1, 1);
+ 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]->fog)
+ else if (tx->skinframes[0] && tx->skinframes[0]->hasalpha)
tx->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW;
// start out with no animation
}
#endif
-/* Maximum size of a single LM */
-#define MAX_SINGLE_LM_SIZE 256
-
-struct alloc_lm_row
-{
- int rowY;
- int currentX;
-};
-
-struct alloc_lm_state
-{
- int currentY;
- struct alloc_lm_row rows[MAX_SINGLE_LM_SIZE];
-};
-
-static void init_alloc_lm_state (struct alloc_lm_state* state)
-{
- int r;
-
- state->currentY = 0;
- for (r = 0; r < MAX_SINGLE_LM_SIZE; r++)
- {
- state->rows[r].currentX = 0;
- state->rows[r].rowY = -1;
- }
-}
-
-static qboolean Mod_Q1BSP_AllocLightmapBlock(struct alloc_lm_state* state, int totalwidth, int totalheight, int blockwidth, int blockheight, int *outx, int *outy)
-{
- struct alloc_lm_row* row;
- int r;
-
- row = &(state->rows[blockheight]);
- if ((row->rowY < 0) || (row->currentX + blockwidth > totalwidth))
- {
- if (state->currentY + blockheight <= totalheight)
- {
- row->rowY = state->currentY;
- row->currentX = 0;
- state->currentY += blockheight;
- }
- else
- {
- /* See if we can stuff the block into a higher row */
- row = NULL;
- for (r = blockheight; r < MAX_SINGLE_LM_SIZE; r++)
- {
- if ((state->rows[r].rowY >= 0)
- && (state->rows[r].currentX + blockwidth <= totalwidth))
- {
- row = &(state->rows[r]);
- break;
- }
- }
- if (row == NULL) return false;
- }
- }
- *outy = row->rowY;
- *outx = row->currentX;
- row->currentX += blockwidth;
-
- return true;
-}
-
-extern cvar_t gl_max_size;
+extern cvar_t gl_max_lightmapsize;
static void Mod_Q1BSP_LoadFaces(lump_t *l)
{
dface_t *in;
loadmodel->num_surfaces = count;
+ loadmodel->brushq1.firstrender = true;
loadmodel->brushq1.lightmapupdateflags = (unsigned char *)Mem_Alloc(loadmodel->mempool, count*sizeof(unsigned char));
totalverts = 0;
lightmaptexture = NULL;
deluxemaptexture = r_texture_blanknormalmap;
- lightmapnumber = 1;
- lightmapsize = max(256, gl_max_size.integer);
+ lightmapnumber = 0;
+ lightmapsize = bound(256, gl_max_lightmapsize.integer, (int)vid.maxtexturesize_2d);
totallightmapsamples = 0;
totalverts = 0;
}
// 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
if (i == -1)
{
surface->lightmapinfo->samples = NULL;
-#if 0
+#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)
{
// lightmap is needed on this surface (rather than duplicating the
// logic above)
loadmodel->brushq1.lightmapupdateflags[surfacenum] = true;
+ loadmodel->lit = true;
}
}
// small maps (such as ammo boxes especially) don't need big lightmap
// textures, so this code tries to guess a good size based on
// totallightmapsamples (size of the lightmaps lump basically), as well as
- // trying to max out the gl_max_size if there is a lot of lightmap data to
- // store
+ // trying to max out the size if there is a lot of lightmap data to store
// additionally, never choose a lightmapsize that is smaller than the
// largest surface encountered (as it would fail)
i = lightmapsize;
- for (lightmapsize = 64; (lightmapsize < i) && (lightmapsize < gl_max_size.integer) && (totallightmapsamples > lightmapsize*lightmapsize); lightmapsize*=2)
+ for (lightmapsize = 64; (lightmapsize < i) && (lightmapsize < bound(128, gl_max_lightmapsize.integer, (int)vid.maxtexturesize_2d)) && (totallightmapsamples > lightmapsize*lightmapsize); lightmapsize*=2)
;
// now that we've decided the lightmap texture size, we can do the rest
if (cls.state != ca_dedicated)
{
int stainmapsize = 0;
- struct alloc_lm_state allocState;
+ mod_alloclightmap_state_t allocState;
+ Mod_AllocLightmap_Init(&allocState, lightmapsize, lightmapsize);
for (surfacenum = 0, surface = loadmodel->data_surfaces;surfacenum < count;surfacenum++, surface++)
{
int i, iu, iv, lightmapx = 0, lightmapy = 0;
tsize = (surface->lightmapinfo->extents[1] >> 4) + 1;
stainmapsize += ssize * tsize * 3;
- if (!lightmaptexture || !Mod_Q1BSP_AllocLightmapBlock(&allocState, lightmapsize, lightmapsize, ssize, tsize, &lightmapx, &lightmapy))
+ if (!lightmaptexture || !Mod_AllocLightmap_Block(&allocState, ssize, tsize, &lightmapx, &lightmapy))
{
// allocate a texture pool if we need it
if (loadmodel->texturepool == NULL)
loadmodel->texturepool = R_AllocTexturePool();
// could not find room, make a new lightmap
- lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, va("lightmap%i", lightmapnumber), lightmapsize, lightmapsize, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE, NULL);
+ 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);
if (loadmodel->brushq1.nmaplightdata)
- deluxemaptexture = R_LoadTexture2D(loadmodel->texturepool, va("deluxemap%i", lightmapnumber), lightmapsize, lightmapsize, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE, NULL);
+ 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);
lightmapnumber++;
- init_alloc_lm_state (&allocState);
- Mod_Q1BSP_AllocLightmapBlock(&allocState, lightmapsize, lightmapsize, ssize, tsize, &lightmapx, &lightmapy);
+ Mod_AllocLightmap_Reset(&allocState);
+ Mod_AllocLightmap_Block(&allocState, ssize, tsize, &lightmapx, &lightmapy);
}
surface->lightmaptexture = lightmaptexture;
surface->deluxemaptexture = deluxemaptexture;
if (l->filelen % sizeof(*in))
Host_Error("Mod_Q1BSP_LoadNodes: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
+ 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;
}
portal_t;
-static portal_t *portalchain;
-
-/*
-===========
-AllocPortal
-===========
-*/
-static portal_t *AllocPortal(void)
-{
- portal_t *p;
- p = (portal_t *)Mem_Alloc(loadmodel->mempool, sizeof(portal_t));
- p->chain = portalchain;
- portalchain = p;
- return p;
-}
-
-static void FreePortal(portal_t *p)
-{
- Mem_Free(p);
-}
+static memexpandablearray_t portalarray;
static void Mod_Q1BSP_RecursiveRecalcNodeBBox(mnode_t *node)
{
static void Mod_Q1BSP_FinalizePortals(void)
{
- int i, j, numportals, numpoints;
- portal_t *p, *pnext;
+ int i, j, numportals, numpoints, portalindex, portalrange = Mem_ExpandableArray_IndexRange(&portalarray);
+ portal_t *p;
mportal_t *portal;
mvertex_t *point;
mleaf_t *leaf, *endleaf;
// leafs (because qbsp is very sloppy)
leaf = loadmodel->brush.data_leafs;
endleaf = leaf + loadmodel->brush.num_leafs;
- for (;leaf < endleaf;leaf++)
+ if (mod_recalculatenodeboxes.integer)
{
- VectorSet(leaf->mins, 2000000000, 2000000000, 2000000000);
- VectorSet(leaf->maxs, -2000000000, -2000000000, -2000000000);
+ for (;leaf < endleaf;leaf++)
+ {
+ VectorSet(leaf->mins, 2000000000, 2000000000, 2000000000);
+ VectorSet(leaf->maxs, -2000000000, -2000000000, -2000000000);
+ }
}
- p = portalchain;
numportals = 0;
numpoints = 0;
- while (p)
+ for (portalindex = 0;portalindex < portalrange;portalindex++)
{
+ p = (portal_t*)Mem_ExpandableArray_RecordAtIndex(&portalarray, portalindex);
+ if (!p)
+ continue;
// note: this check must match the one below or it will usually corrupt memory
// the nodes[0] != nodes[1] check is because leaf 0 is the shared solid leaf, it can have many portals inside with leaf 0 on both sides
if (p->numpoints >= 3 && p->nodes[0] != p->nodes[1] && ((mleaf_t *)p->nodes[0])->clusterindex >= 0 && ((mleaf_t *)p->nodes[1])->clusterindex >= 0)
numportals += 2;
numpoints += p->numpoints * 2;
}
- p = p->chain;
}
loadmodel->brush.data_portals = (mportal_t *)Mem_Alloc(loadmodel->mempool, numportals * sizeof(mportal_t) + numpoints * sizeof(mvertex_t));
loadmodel->brush.num_portals = numportals;
// process all portals in the global portal chain, while freeing them
portal = loadmodel->brush.data_portals;
point = loadmodel->brush.data_portalpoints;
- p = portalchain;
- portalchain = NULL;
- while (p)
+ for (portalindex = 0;portalindex < portalrange;portalindex++)
{
- pnext = p->chain;
-
+ p = (portal_t*)Mem_ExpandableArray_RecordAtIndex(&portalarray, portalindex);
+ if (!p)
+ continue;
if (p->numpoints >= 3 && p->nodes[0] != p->nodes[1])
{
// note: this check must match the one above or it will usually corrupt memory
portal++;
}
// add the portal's polygon points to the leaf bounding boxes
- for (i = 0;i < 2;i++)
+ if (mod_recalculatenodeboxes.integer)
{
- leaf = (mleaf_t *)p->nodes[i];
- for (j = 0;j < p->numpoints;j++)
+ for (i = 0;i < 2;i++)
{
- if (leaf->mins[0] > p->points[j*3+0]) leaf->mins[0] = p->points[j*3+0];
- if (leaf->mins[1] > p->points[j*3+1]) leaf->mins[1] = p->points[j*3+1];
- if (leaf->mins[2] > p->points[j*3+2]) leaf->mins[2] = p->points[j*3+2];
- if (leaf->maxs[0] < p->points[j*3+0]) leaf->maxs[0] = p->points[j*3+0];
- if (leaf->maxs[1] < p->points[j*3+1]) leaf->maxs[1] = p->points[j*3+1];
- if (leaf->maxs[2] < p->points[j*3+2]) leaf->maxs[2] = p->points[j*3+2];
+ leaf = (mleaf_t *)p->nodes[i];
+ for (j = 0;j < p->numpoints;j++)
+ {
+ if (leaf->mins[0] > p->points[j*3+0]) leaf->mins[0] = p->points[j*3+0];
+ if (leaf->mins[1] > p->points[j*3+1]) leaf->mins[1] = p->points[j*3+1];
+ if (leaf->mins[2] > p->points[j*3+2]) leaf->mins[2] = p->points[j*3+2];
+ if (leaf->maxs[0] < p->points[j*3+0]) leaf->maxs[0] = p->points[j*3+0];
+ if (leaf->maxs[1] < p->points[j*3+1]) leaf->maxs[1] = p->points[j*3+1];
+ if (leaf->maxs[2] < p->points[j*3+2]) leaf->maxs[2] = p->points[j*3+2];
+ }
}
}
}
- FreePortal(p);
- p = pnext;
}
// now recalculate the node bounding boxes from the leafs
- Mod_Q1BSP_RecursiveRecalcNodeBBox(loadmodel->brush.data_nodes);
+ if (mod_recalculatenodeboxes.integer)
+ Mod_Q1BSP_RecursiveRecalcNodeBBox(loadmodel->brush.data_nodes + loadmodel->brushq1.hulls[0].firstclipnode);
}
/*
}
#define PORTAL_DIST_EPSILON (1.0 / 32.0)
+static double *portalpointsbuffer;
+static int portalpointsbufferoffset;
+static int portalpointsbuffersize;
static void Mod_Q1BSP_RecursiveNodePortals(mnode_t *node)
{
int i, side;
mplane_t clipplane, *plane;
portal_t *portal, *nextportal, *nodeportal, *splitportal, *temp;
int numfrontpoints, numbackpoints;
- double frontpoints[3*MAX_PORTALPOINTS], backpoints[3*MAX_PORTALPOINTS];
+ double *frontpoints, *backpoints;
// if a leaf, we're done
if (!node->plane)
return;
+ // get some space for our clipping operations to use
+ if (portalpointsbuffersize < portalpointsbufferoffset + 6*MAX_PORTALPOINTS)
+ {
+ portalpointsbuffersize = portalpointsbufferoffset * 2;
+ portalpointsbuffer = (double *)Mem_Realloc(loadmodel->mempool, portalpointsbuffer, portalpointsbuffersize * sizeof(*portalpointsbuffer));
+ }
+ frontpoints = portalpointsbuffer + portalpointsbufferoffset;
+ portalpointsbufferoffset += 3*MAX_PORTALPOINTS;
+ backpoints = portalpointsbuffer + portalpointsbufferoffset;
+ portalpointsbufferoffset += 3*MAX_PORTALPOINTS;
+
plane = node->plane;
front = node->children[0];
// create the new portal by generating a polygon for the node plane,
// and clipping it by all of the other portals(which came from nodes above this one)
- nodeportal = AllocPortal();
+ nodeportal = (portal_t *)Mem_ExpandableArray_AllocRecord(&portalarray);
nodeportal->plane = *plane;
// 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)
}
// the portal is split
- splitportal = AllocPortal();
+ splitportal = (portal_t *)Mem_ExpandableArray_AllocRecord(&portalarray);
temp = splitportal->chain;
*splitportal = *portal;
splitportal->chain = temp;
Mod_Q1BSP_RecursiveNodePortals(front);
Mod_Q1BSP_RecursiveNodePortals(back);
+
+ portalpointsbufferoffset -= 6*MAX_PORTALPOINTS;
}
static void Mod_Q1BSP_MakePortals(void)
{
- portalchain = NULL;
- Mod_Q1BSP_RecursiveNodePortals(loadmodel->brush.data_nodes);
+ Mem_ExpandableArray_NewArray(&portalarray, loadmodel->mempool, sizeof(portal_t), 1020*1024/sizeof(portal_t));
+ portalpointsbufferoffset = 0;
+ portalpointsbuffersize = 6*MAX_PORTALPOINTS*128;
+ portalpointsbuffer = (double *)Mem_Alloc(loadmodel->mempool, portalpointsbuffersize * sizeof(*portalpointsbuffer));
+ Mod_Q1BSP_RecursiveNodePortals(loadmodel->brush.data_nodes + loadmodel->brushq1.hulls[0].firstclipnode);
+ Mem_Free(portalpointsbuffer);
+ portalpointsbuffer = NULL;
+ portalpointsbufferoffset = 0;
+ portalpointsbuffersize = 0;
Mod_Q1BSP_FinalizePortals();
+ Mem_ExpandableArray_FreeArray(&portalarray);
}
//Returns PVS data for a given point
static unsigned char *Mod_Q1BSP_GetPVS(dp_model_t *model, const vec3_t p)
{
mnode_t *node;
- node = model->brush.data_nodes;
+ node = model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode;
while (node->plane)
node = node->children[(node->plane->type < 3 ? p[node->plane->type] : DotProduct(p,node->plane->normal)) < node->plane->dist];
if (((mleaf_t *)node)->clusterindex >= 0)
}
if (!merge)
memset(pvsbuffer, 0, bytes);
- Mod_Q1BSP_FatPVS_RecursiveBSPNode(model, org, radius, pvsbuffer, bytes, model->brush.data_nodes);
+ Mod_Q1BSP_FatPVS_RecursiveBSPNode(model, org, radius, pvsbuffer, bytes, model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode);
return bytes;
}
VectorAdd(inmins, hull->clip_size, outmaxs);
}
+static int Mod_Q1BSP_CreateShadowMesh(dp_model_t *mod)
+{
+ int j;
+ int numshadowmeshtriangles = 0;
+ msurface_t *surface;
+ if (cls.state == ca_dedicated)
+ return 0;
+ // make a single combined shadow mesh to allow optimized shadow volume creation
+
+ for (j = 0, surface = mod->data_surfaces;j < mod->num_surfaces;j++, surface++)
+ {
+ surface->num_firstshadowmeshtriangle = numshadowmeshtriangles;
+ numshadowmeshtriangles += surface->num_triangles;
+ }
+ mod->brush.shadowmesh = Mod_ShadowMesh_Begin(mod->mempool, numshadowmeshtriangles * 3, numshadowmeshtriangles, NULL, NULL, NULL, false, false, true);
+ 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, 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_Q1BSP_Load(dp_model_t *mod, void *buffer, void *bufferend)
{
int i, j, k;
dheader_t *header;
dmodel_t *bm;
- mempool_t *mainmempool;
float dist, modelyawradius, modelradius;
msurface_t *surface;
- int numshadowmeshtriangles;
hullinfo_t hullinfo;
int totalstylesurfaces, totalstyles, stylecounts[256], remapstyles[256];
model_brush_lightstyleinfo_t styleinfo[256];
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->brush.qw_md4sum2 = 0;
for (i = 0;i < HEADER_LUMPS;i++)
{
+ int temp;
if (i == LUMP_ENTITIES)
continue;
- mod->brush.qw_md4sum ^= LittleLong(Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen));
+ temp = Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen);
+ mod->brush.qw_md4sum ^= LittleLong(temp);
if (i == LUMP_VISIBILITY || i == LUMP_LEAFS || i == LUMP_NODES)
continue;
- mod->brush.qw_md4sum2 ^= LittleLong(Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen));
+ 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->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;
- mainmempool = mod->mempool;
-
// make a single combined shadow mesh to allow optimized shadow volume creation
- numshadowmeshtriangles = 0;
- for (j = 0, surface = loadmodel->data_surfaces;j < loadmodel->num_surfaces;j++, surface++)
- {
- surface->num_firstshadowmeshtriangle = numshadowmeshtriangles;
- numshadowmeshtriangles += surface->num_triangles;
- }
- loadmodel->brush.shadowmesh = Mod_ShadowMesh_Begin(loadmodel->mempool, numshadowmeshtriangles * 3, numshadowmeshtriangles, NULL, NULL, NULL, false, false, true);
- for (j = 0, surface = loadmodel->data_surfaces;j < loadmodel->num_surfaces;j++, surface++)
- Mod_ShadowMesh_AddMesh(loadmodel->mempool, loadmodel->brush.shadowmesh, NULL, NULL, NULL, loadmodel->surfmesh.data_vertex3f, NULL, NULL, NULL, NULL, surface->num_triangles, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle));
- loadmodel->brush.shadowmesh = Mod_ShadowMesh_Finish(loadmodel->mempool, loadmodel->brush.shadowmesh, false, true, false);
- Mod_BuildTriangleNeighbors(loadmodel->brush.shadowmesh->neighbor3i, loadmodel->brush.shadowmesh->element3i, loadmodel->brush.shadowmesh->numtriangles);
+ 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 *));
// textures and memory belong to the main model
mod->texturepool = NULL;
mod->mempool = NULL;
- mod->brush.TraceLineOfSight = NULL;
mod->brush.GetPVS = NULL;
mod->brush.FatPVS = NULL;
mod->brush.BoxTouchingPVS = NULL;
mod->firstmodelsurface = bm->firstface;
mod->nummodelsurfaces = bm->numfaces;
+ // set node/leaf parents for this submodel
+ Mod_Q1BSP_LoadNodes_RecursiveSetParent(mod->brush.data_nodes + mod->brushq1.hulls[0].firstclipnode, NULL);
+
// make the model surface list (used by shadowing/lighting)
mod->sortedmodelsurfaces = (int *)datapointer;datapointer += mod->nummodelsurfaces * sizeof(int);
Mod_MakeSortedSurfaces(mod);
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))
+ if (surface->texture->basematerialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA))
break;
if (j < mod->nummodelsurfaces)
mod->DrawAddWaterPlanes = R_Q1BSP_DrawAddWaterPlanes;
Con_Printf("warning: empty submodel *%i in %s\n", i+1, loadmodel->name);
}
//mod->brushq1.num_visleafs = bm->visleafs;
- }
- Mod_Q1BSP_LoadMapBrushes();
+ // build a Bounding Interval Hierarchy for culling triangles in light rendering
+ Mod_MakeCollisionBIH(mod, true, &mod->render_bih);
+
+ if (mod_q1bsp_polygoncollisions.integer)
+ {
+ 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_Q1BSP_ProcessLightList();
+ // generate VBOs and other shared data before cloning submodels
+ if (i == 0)
+ {
+ Mod_BuildVBOs();
+ Mod_Q1BSP_LoadMapBrushes();
+ //Mod_Q1BSP_ProcessLightList();
+ }
+ }
- if (developer.integer >= 10)
- Con_Printf("Some stats for q1bsp model \"%s\": %i faces, %i nodes, %i leafs, %i visleafs, %i visleafportals\n", loadmodel->name, loadmodel->num_surfaces, loadmodel->brush.num_nodes, loadmodel->brush.num_leafs, mod->brush.num_pvsclusters, loadmodel->brush.num_portals);
+ 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)
loadmodel->brush.entities[l->filelen] = 0;
data = loadmodel->brush.entities;
// 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] == '{')
{
while (1)
if (!COM_ParseToken_Simple(&data, false, false))
break; // error
strlcpy(value, com_token, sizeof(value));
- if (!strcmp("gridsize", key))
+ if (!strcasecmp("gridsize", key)) // this one is case insensitive to 100% match q3map2
{
#if _MSC_VER >= 1400
#define sscanf sscanf_s
#endif
+#if 0
if (sscanf(value, "%f %f %f", &v[0], &v[1], &v[2]) == 3 && v[0] != 0 && v[1] != 0 && v[2] != 0)
VectorCopy(v, loadmodel->brushq3.num_lightgrid_cellsize);
+#else
+ VectorSet(v, 64, 64, 128);
+ if(sscanf(value, "%f %f %f", &v[0], &v[1], &v[2]) != 3)
+ Con_Printf("Mod_Q3BSP_LoadEntities: funny gridsize \"%s\" in %s, interpreting as \"%f %f %f\" to match q3map2's parsing\n", value, loadmodel->name, v[0], v[1], v[2]);
+ if (v[0] != 0 && v[1] != 0 && v[2] != 0)
+ VectorCopy(v, loadmodel->brushq3.num_lightgrid_cellsize);
+#endif
+ }
+ else if (!strcmp("deluxeMaps", key))
+ {
+ if (!strcmp(com_token, "1"))
+ {
+ loadmodel->brushq3.deluxemapping = true;
+ loadmodel->brushq3.deluxemapping_modelspace = true;
+ }
+ else if (!strcmp(com_token, "2"))
+ {
+ loadmodel->brushq3.deluxemapping = true;
+ loadmodel->brushq3.deluxemapping_modelspace = false;
+ }
}
}
}
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);
+ // restore the surfaceflags and supercontents
+ out[i].surfaceflags = LittleLong(in[i].surfaceflags);
+ out[i].supercontents = Mod_Q3BSP_SuperContentsFromNativeContents(loadmodel, LittleLong(in[i].contents));
}
-
- if (cls.state == ca_dedicated)
- return;
-
- for (i = 0;i < count;i++, in++, out++)
- Mod_LoadTextureFromQ3Shader(out, out->name, true, true, TEXF_MIPMAP | TEXF_PRECACHE | (r_picmipworld.integer ? TEXF_PICMIP : 0) | TEXF_COMPRESS);
}
static void Mod_Q3BSP_LoadPlanes(lump_t *l)
{
q3dbrush_t *in;
q3mbrush_t *out;
- int i, j, n, c, count, maxplanes;
+ int i, j, n, c, count, maxplanes, q3surfaceflags;
colplanef_t *planes;
in = (q3dbrush_t *)(mod_base + l->fileofs);
Mem_Free(planes);
planes = (colplanef_t *)Mem_Alloc(tempmempool, sizeof(colplanef_t) * maxplanes);
}
+ q3surfaceflags = 0;
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;
}
// make the colbrush from the planes
- out->colbrushf = Collision_NewBrushFromPlanes(loadmodel->mempool, out->numbrushsides, planes, out->texture->supercontents);
+ out->colbrushf = Collision_NewBrushFromPlanes(loadmodel->mempool, out->numbrushsides, planes, out->texture->supercontents, q3surfaceflags, out->texture, true);
// this whole loop can take a while (e.g. on redstarrepublic4)
CL_KeepaliveMessage(false);
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;
}
}
if (l->filelen % sizeof(int[3]))
Host_Error("Mod_Q3BSP_LoadTriangles: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
- out = (int *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
+ if(!loadmodel->brushq3.num_vertices)
+ {
+ if (count)
+ Con_Printf("Mod_Q3BSP_LoadTriangles: %s has triangles but no vertexes, broken compiler, ignoring problem\n", loadmodel->name);
+ loadmodel->brushq3.num_triangles = 0;
+ return;
+ }
+
+ out = (int *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
loadmodel->brushq3.num_triangles = count / 3;
loadmodel->brushq3.data_element3i = out;
if (*out < 0 || *out >= loadmodel->brushq3.num_vertices)
{
Con_Printf("Mod_Q3BSP_LoadTriangles: invalid vertexindex %i (%i vertices), setting to 0\n", *out, loadmodel->brushq3.num_vertices);
- if(!loadmodel->brushq3.num_vertices)
- Host_Error("Mod_Q1BSP_LoadTrianglles: %s has triangles but no vertexes, cannot fix\n", loadmodel->name);
*out = 0;
}
}
static void Mod_Q3BSP_LoadLightmaps(lump_t *l, lump_t *faceslump)
{
q3dlightmap_t *input_pointer;
- int i, j, k, count, power, power2, mask, endlightmap, mergewidth, mergeheight;
+ int i;
+ int j;
+ int k;
+ int count;
+ int powerx;
+ int powery;
+ int powerxy;
+ int powerdxy;
+ int endlightmap;
+ int mergegoal;
+ int lightmapindex;
+ int realcount;
+ int realindex;
+ int mergedwidth;
+ int mergedheight;
+ int mergedcolumns;
+ int mergedrows;
+ int mergedrowsxcolumns;
+ int size;
+ int bytesperpixel;
+ int rgbmap[3];
unsigned char *c;
-
- unsigned char *convertedpixels;
+ unsigned char *mergedpixels;
+ unsigned char *mergeddeluxepixels;
+ unsigned char *mergebuf;
char mapname[MAX_QPATH];
- int size, bytesperpixel, rgbmap[3];
qboolean external;
unsigned char *inpixels[10000]; // max count q3map2 can output (it uses 4 digits)
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);
+ inpixels[0] = loadimagepixelsbgra(va("%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);
+ inpixels[count] = loadimagepixelsbgra(va("%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)
{
- for(i = 0; i <= count; ++i)
- Mem_Free(inpixels[i]);
- Host_Error("Mod_Q3BSP_LoadLightmaps: invalid external lightmap size in %s",loadmodel->name);
+ Mem_Free(inpixels[count]);
+ inpixels[count] = NULL;
+ Con_Printf("Mod_Q3BSP_LoadLightmaps: mismatched lightmap size in %s - external lightmap %s/lm_%04d does not match earlier ones\n", loadmodel->name, mapname, count);
+ break;
}
}
}
- convertedpixels = (unsigned char *) Mem_Alloc(tempmempool, size*size*4);
loadmodel->brushq3.lightmapsize = size;
loadmodel->brushq3.num_originallightmaps = count;
// reason when only one lightmap is used, which can throw off the
// deluxemapping detection method, so check 2-lightmap bsp's specifically
// to see if the second lightmap is blank, if so it is not deluxemapped.
- loadmodel->brushq3.deluxemapping = !(count & 1);
- loadmodel->brushq3.deluxemapping_modelspace = true;
- endlightmap = 0;
- if (loadmodel->brushq3.deluxemapping)
- {
- int facecount = faceslump->filelen / sizeof(q3dface_t);
- q3dface_t *faces = (q3dface_t *)(mod_base + faceslump->fileofs);
- for (i = 0;i < facecount;i++)
- {
- j = LittleLong(faces[i].lightmapindex);
- if (j >= 0)
+ // VorteX: autodetect only if previous attempt to find "deluxeMaps" key
+ // in Mod_Q3BSP_LoadEntities was failed
+ if (!loadmodel->brushq3.deluxemapping)
+ {
+ loadmodel->brushq3.deluxemapping = !(count & 1);
+ loadmodel->brushq3.deluxemapping_modelspace = true;
+ endlightmap = 0;
+ if (loadmodel->brushq3.deluxemapping)
+ {
+ int facecount = faceslump->filelen / sizeof(q3dface_t);
+ q3dface_t *faces = (q3dface_t *)(mod_base + faceslump->fileofs);
+ for (i = 0;i < facecount;i++)
{
- endlightmap = max(endlightmap, j + 1);
- if ((j & 1) || j + 1 >= count)
+ j = LittleLong(faces[i].lightmapindex);
+ if (j >= 0)
{
- loadmodel->brushq3.deluxemapping = false;
- break;
+ endlightmap = max(endlightmap, j + 1);
+ if ((j & 1) || j + 1 >= count)
+ {
+ loadmodel->brushq3.deluxemapping = false;
+ break;
+ }
}
}
}
- }
- // q3map2 sometimes (or always?) makes a second blank lightmap for no
- // reason when only one lightmap is used, which can throw off the
- // deluxemapping detection method, so check 2-lightmap bsp's specifically
- // to see if the second lightmap is blank, if so it is not deluxemapped.
- //
- // further research has shown q3map2 sometimes creates a deluxemap and two
- // blank lightmaps, which must be handled properly as well
- if (endlightmap == 1 && count > 1)
- {
- c = inpixels[1];
- for (i = 0;i < size*size;i++)
+ // q3map2 sometimes (or always?) makes a second blank lightmap for no
+ // reason when only one lightmap is used, which can throw off the
+ // deluxemapping detection method, so check 2-lightmap bsp's specifically
+ // to see if the second lightmap is blank, if so it is not deluxemapped.
+ //
+ // further research has shown q3map2 sometimes creates a deluxemap and two
+ // blank lightmaps, which must be handled properly as well
+ if (endlightmap == 1 && count > 1)
{
- if (c[bytesperpixel*i + rgbmap[0]])
- break;
- if (c[bytesperpixel*i + rgbmap[1]])
- break;
- if (c[bytesperpixel*i + rgbmap[2]])
- break;
- }
- if (i == size*size)
- {
- // all pixels in the unused lightmap were black...
- loadmodel->brushq3.deluxemapping = false;
+ c = inpixels[1];
+ for (i = 0;i < size*size;i++)
+ {
+ if (c[bytesperpixel*i + rgbmap[0]])
+ break;
+ if (c[bytesperpixel*i + rgbmap[1]])
+ break;
+ if (c[bytesperpixel*i + rgbmap[2]])
+ break;
+ }
+ if (i == size*size)
+ {
+ // all pixels in the unused lightmap were black...
+ loadmodel->brushq3.deluxemapping = false;
+ }
}
}
// figure out what the most reasonable merge power is within limits
- loadmodel->brushq3.num_lightmapmergepower = 0;
-
- for(i = 0; (128 << i) < size; ++i)
- ;
- // i is now 0 for 128, 1 for 256, etc
-
- for (power = 1;power + i <= mod_q3bsp_lightmapmergepower.integer && (size << power) <= gl_max_texture_size && (1 << (power * 2)) < 4 * (count >> (loadmodel->brushq3.deluxemapping ? 1 : 0)); power++)
- loadmodel->brushq3.num_lightmapmergepower = power;
-
- loadmodel->brushq3.num_lightmapmerge = 1 << loadmodel->brushq3.num_lightmapmergepower;
-
- loadmodel->brushq3.num_mergedlightmaps = ((count >> (loadmodel->brushq3.deluxemapping ? 1 : 0)) + (1 << (loadmodel->brushq3.num_lightmapmergepower * 2)) - 1) >> (loadmodel->brushq3.num_lightmapmergepower * 2);
+ // find the appropriate NxN dimensions to merge to, to avoid wasted space
+ realcount = count >> (int)loadmodel->brushq3.deluxemapping;
+
+ // figure out how big the merged texture has to be
+ mergegoal = 128<<bound(0, mod_q3bsp_lightmapmergepower.integer, 6);
+ mergegoal = bound(size, mergegoal, (int)vid.maxtexturesize_2d);
+ while (mergegoal > size && mergegoal * mergegoal / 4 >= size * size * realcount)
+ mergegoal /= 2;
+ mergedwidth = mergegoal;
+ mergedheight = mergegoal;
+ // choose non-square size (2x1 aspect) if only half the space is used;
+ // this really only happens when the entire set fits in one texture, if
+ // there are multiple textures, we don't worry about shrinking the last
+ // one to fit, because the driver prefers the same texture size on
+ // consecutive draw calls...
+ if (mergedwidth * mergedheight / 2 >= size*size*realcount)
+ mergedheight /= 2;
+
+ loadmodel->brushq3.num_lightmapmergedwidthpower = 0;
+ loadmodel->brushq3.num_lightmapmergedheightpower = 0;
+ while (mergedwidth > size<<loadmodel->brushq3.num_lightmapmergedwidthpower)
+ loadmodel->brushq3.num_lightmapmergedwidthpower++;
+ while (mergedheight > size<<loadmodel->brushq3.num_lightmapmergedheightpower)
+ loadmodel->brushq3.num_lightmapmergedheightpower++;
+ loadmodel->brushq3.num_lightmapmergedwidthheightdeluxepower = loadmodel->brushq3.num_lightmapmergedwidthpower + loadmodel->brushq3.num_lightmapmergedheightpower + (loadmodel->brushq3.deluxemapping ? 1 : 0);
+
+ powerx = loadmodel->brushq3.num_lightmapmergedwidthpower;
+ powery = loadmodel->brushq3.num_lightmapmergedheightpower;
+ powerxy = powerx+powery;
+ powerdxy = loadmodel->brushq3.deluxemapping + powerxy;
+
+ mergedcolumns = 1 << powerx;
+ mergedrows = 1 << powery;
+ mergedrowsxcolumns = 1 << powerxy;
+
+ loadmodel->brushq3.num_mergedlightmaps = (realcount + (1 << powerxy) - 1) >> powerxy;
loadmodel->brushq3.data_lightmaps = (rtexture_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brushq3.num_mergedlightmaps * sizeof(rtexture_t *));
if (loadmodel->brushq3.deluxemapping)
loadmodel->brushq3.data_deluxemaps = (rtexture_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brushq3.num_mergedlightmaps * sizeof(rtexture_t *));
if (loadmodel->texturepool == NULL && cls.state != ca_dedicated)
loadmodel->texturepool = R_AllocTexturePool();
- power = loadmodel->brushq3.num_lightmapmergepower;
- power2 = power * 2;
- mask = (1 << power) - 1;
+ mergedpixels = (unsigned char *) Mem_Alloc(tempmempool, mergedwidth * mergedheight * 4);
+ mergeddeluxepixels = loadmodel->brushq3.deluxemapping ? (unsigned char *) Mem_Alloc(tempmempool, mergedwidth * mergedheight * 4) : NULL;
for (i = 0;i < count;i++)
{
// figure out which merged lightmap texture this fits into
- int lightmapindex = i >> (loadmodel->brushq3.deluxemapping + power2);
- for (k = 0;k < size*size;k++)
- {
- convertedpixels[k*4+0] = inpixels[i][k*bytesperpixel+rgbmap[0]];
- convertedpixels[k*4+1] = inpixels[i][k*bytesperpixel+rgbmap[1]];
- convertedpixels[k*4+2] = inpixels[i][k*bytesperpixel+rgbmap[2]];
- convertedpixels[k*4+3] = 255;
- }
- if (loadmodel->brushq3.num_lightmapmergepower > 0)
+ realindex = i >> (int)loadmodel->brushq3.deluxemapping;
+ lightmapindex = i >> powerdxy;
+
+ // choose the destination address
+ 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);
+
+ // convert pixels from RGB or BGRA while copying them into the destination rectangle
+ for (j = 0;j < size;j++)
+ for (k = 0;k < size;k++)
{
- // if the lightmap has not been allocated yet, create it
- if (!loadmodel->brushq3.data_lightmaps[lightmapindex])
- {
- // create a lightmap only as large as necessary to hold the
- // remaining size*size blocks
- // if there are multiple merged lightmap textures then they will
- // all be full size except the last one which may be smaller
- // because it only needs to the remaining blocks, and it will often
- // be odd sizes like 2048x512 due to only being 25% full or so.
- j = (count >> (loadmodel->brushq3.deluxemapping ? 1 : 0)) - (lightmapindex << power2);
- for (mergewidth = 1;mergewidth < j && mergewidth < (1 << power);mergewidth *= 2)
- ;
- for (mergeheight = 1;mergewidth*mergeheight < j && mergeheight < (1 << power);mergeheight *= 2)
- ;
- if (developer_loading.integer)
- Con_Printf("lightmap merge texture #%i is %ix%i (%i of %i used)\n", lightmapindex, mergewidth*size, mergeheight*size, min(j, mergewidth*mergeheight), mergewidth*mergeheight);
- loadmodel->brushq3.data_lightmaps[lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("lightmap%04i", lightmapindex), mergewidth * size, mergeheight * size, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE | (gl_texturecompression_q3bsplightmaps.integer ? TEXF_COMPRESS : 0), NULL);
- if (loadmodel->brushq3.data_deluxemaps)
- loadmodel->brushq3.data_deluxemaps[lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("deluxemap%04i", lightmapindex), mergewidth * size, mergeheight * size, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE | (gl_texturecompression_q3bspdeluxemaps.integer ? TEXF_COMPRESS : 0), NULL);
- }
- mergewidth = R_TextureWidth(loadmodel->brushq3.data_lightmaps[lightmapindex]) / size;
- mergeheight = R_TextureHeight(loadmodel->brushq3.data_lightmaps[lightmapindex]) / size;
- j = (i >> (loadmodel->brushq3.deluxemapping ? 1 : 0)) & ((1 << power2) - 1);
- if (loadmodel->brushq3.deluxemapping && (i & 1))
- R_UpdateTexture(loadmodel->brushq3.data_deluxemaps[lightmapindex], convertedpixels, (j % mergewidth) * size, (j / mergewidth) * size, size, size);
- else
- R_UpdateTexture(loadmodel->brushq3.data_lightmaps [lightmapindex], convertedpixels, (j % mergewidth) * size, (j / mergewidth) * size, size, size);
+ mergebuf[(j*mergedwidth+k)*4+0] = inpixels[i][(j*size+k)*bytesperpixel+rgbmap[0]];
+ mergebuf[(j*mergedwidth+k)*4+1] = inpixels[i][(j*size+k)*bytesperpixel+rgbmap[1]];
+ mergebuf[(j*mergedwidth+k)*4+2] = inpixels[i][(j*size+k)*bytesperpixel+rgbmap[2]];
+ mergebuf[(j*mergedwidth+k)*4+3] = 255;
}
- else
+
+ // upload texture if this was the last tile being written to the texture
+ if (((realindex + 1) & (mergedrowsxcolumns - 1)) == 0 || (realindex + 1) == realcount)
{
- // figure out which merged lightmap texture this fits into
if (loadmodel->brushq3.deluxemapping && (i & 1))
- loadmodel->brushq3.data_deluxemaps[lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("deluxemap%04i", lightmapindex), size, size, convertedpixels, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE | (gl_texturecompression_q3bspdeluxemaps.integer ? TEXF_COMPRESS : 0), NULL);
+ 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);
else
- loadmodel->brushq3.data_lightmaps [lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("lightmap%04i", lightmapindex), size, size, convertedpixels, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE | (gl_texturecompression_q3bsplightmaps.integer ? TEXF_COMPRESS : 0), NULL);
+ 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);
}
}
- Mem_Free(convertedpixels);
+ if (mergeddeluxepixels)
+ Mem_Free(mergeddeluxepixels);
+ Mem_Free(mergedpixels);
if(external)
{
for(i = 0; i < count; ++i)
int j, k, cnt, tri;
float *mins, *maxs;
const float *vert;
+ *collisionstride = stride;
if(stride > 0)
{
- *collisionstride = stride;
cnt = (num_triangles + stride - 1) / stride;
*collisionbbox6f = (float *) Mem_Alloc(loadmodel->mempool, sizeof(float[6]) * cnt);
for(j = 0; j < cnt; ++j)
}
}
else
- {
- *collisionstride = 0;
*collisionbbox6f = NULL;
- }
}
typedef struct patchtess_s
{
q3dface_t *in, *oldin;
msurface_t *out, *oldout;
- int i, oldi, j, n, count, invalidelements, patchsize[2], finalwidth, finalheight, xtess, ytess, finalvertices, finaltriangles, firstvertex, firstelement, type, oldnumtriangles, oldnumtriangles2, meshvertices, meshtriangles, numvertices, numtriangles, cxtess, cytess;
+ int i, oldi, j, n, count, invalidelements, patchsize[2], finalwidth, finalheight, xtess, ytess, finalvertices, finaltriangles, firstvertex, firstelement, type, oldnumtriangles, oldnumtriangles2, meshvertices, meshtriangles, collisionvertices, collisiontriangles, numvertices, numtriangles, cxtess, cytess;
float lightmaptcbase[2], lightmaptcscale[2];
//int *originalelement3i;
//int *originalneighbor3i;
float *originalcolor4f;
float *originaltexcoordtexture2f;
float *originaltexcoordlightmap2f;
+ float *surfacecollisionvertex3f;
+ int *surfacecollisionelement3i;
float *v;
patchtess_t *patchtess = NULL;
int patchtesscount = 0;
n = LittleLong(in->effectindex);
if (n < -1 || n >= loadmodel->brushq3.num_effects)
{
- if (developer.integer >= 100)
- Con_Printf("Mod_Q3BSP_LoadFaces: face #%i (texture \"%s\"): invalid effectindex %i (%i effects)\n", i, out->texture->name, n, loadmodel->brushq3.num_effects);
+ if (developer_extra.integer)
+ Con_DPrintf("Mod_Q3BSP_LoadFaces: face #%i (texture \"%s\"): invalid effectindex %i (%i effects)\n", i, out->texture->name, n, loadmodel->brushq3.num_effects);
n = -1;
}
if (n == -1)
}
else
{
- out->lightmaptexture = loadmodel->brushq3.data_lightmaps[n >> (loadmodel->brushq3.num_lightmapmergepower * 2 + loadmodel->brushq3.deluxemapping)];
+ out->lightmaptexture = loadmodel->brushq3.data_lightmaps[n >> loadmodel->brushq3.num_lightmapmergedwidthheightdeluxepower];
if (loadmodel->brushq3.deluxemapping)
- out->deluxemaptexture = loadmodel->brushq3.data_deluxemaps[n >> (loadmodel->brushq3.num_lightmapmergepower * 2 + loadmodel->brushq3.deluxemapping)];
+ out->deluxemaptexture = loadmodel->brushq3.data_deluxemaps[n >> loadmodel->brushq3.num_lightmapmergedwidthheightdeluxepower];
+ loadmodel->lit = true;
}
}
patchtess[patchtesscount].info.lods[PATCH_LOD_COLLISION].ytess = cytess;
patchtess[patchtesscount].surface_id = i;
- patchtess[patchtesscount].lodgroup[0] = in->specific.patch.mins[0];
- patchtess[patchtesscount].lodgroup[1] = in->specific.patch.mins[1];
- patchtess[patchtesscount].lodgroup[2] = in->specific.patch.mins[2];
- patchtess[patchtesscount].lodgroup[3] = in->specific.patch.maxs[0];
- patchtess[patchtesscount].lodgroup[4] = in->specific.patch.maxs[1];
- patchtess[patchtesscount].lodgroup[5] = in->specific.patch.maxs[2];
+ patchtess[patchtesscount].lodgroup[0] = LittleFloat(in->specific.patch.mins[0]);
+ patchtess[patchtesscount].lodgroup[1] = LittleFloat(in->specific.patch.mins[1]);
+ patchtess[patchtesscount].lodgroup[2] = LittleFloat(in->specific.patch.mins[2]);
+ patchtess[patchtesscount].lodgroup[3] = LittleFloat(in->specific.patch.maxs[0]);
+ patchtess[patchtesscount].lodgroup[4] = LittleFloat(in->specific.patch.maxs[1]);
+ patchtess[patchtesscount].lodgroup[5] = LittleFloat(in->specific.patch.maxs[2]);
patchtess[patchtesscount].originalvertex3f = originalvertex3f;
++patchtesscount;
break;
case Q3FACETYPE_FLARE:
- if (developer.integer >= 100)
- Con_Printf("Mod_Q3BSP_LoadFaces: face #%i (texture \"%s\"): Q3FACETYPE_FLARE not supported (yet)\n", i, out->texture->name);
+ if (developer_extra.integer)
+ Con_DPrintf("Mod_Q3BSP_LoadFaces: face #%i (texture \"%s\"): Q3FACETYPE_FLARE not supported (yet)\n", i, out->texture->name);
// don't render it
continue;
}
while (again);
// Calculate resulting number of triangles
+ collisionvertices = 0;
+ collisiontriangles = 0;
for(i = 0; i < patchtesscount; ++i)
{
finalwidth = Q3PatchDimForTess(patchtess[i].info.xsize, patchtess[i].info.lods[PATCH_LOD_VISUAL].xtess);
oldout[patchtess[i].surface_id].num_triangles = numtriangles;
meshvertices += oldout[patchtess[i].surface_id].num_vertices;
meshtriangles += oldout[patchtess[i].surface_id].num_triangles;
+
+ finalwidth = Q3PatchDimForTess(patchtess[i].info.xsize, patchtess[i].info.lods[PATCH_LOD_COLLISION].xtess);
+ finalheight = Q3PatchDimForTess(patchtess[i].info.ysize,patchtess[i].info.lods[PATCH_LOD_COLLISION].ytess);
+ numvertices = finalwidth * finalheight;
+ numtriangles = (finalwidth - 1) * (finalheight - 1) * 2;
+
+ oldout[patchtess[i].surface_id].num_collisionvertices = numvertices;
+ oldout[patchtess[i].surface_id].num_collisiontriangles = numtriangles;
+ collisionvertices += oldout[patchtess[i].surface_id].num_collisionvertices;
+ collisiontriangles += oldout[patchtess[i].surface_id].num_collisiontriangles;
}
i = oldi;
in = oldin;
out = oldout;
Mod_AllocSurfMesh(loadmodel->mempool, meshvertices, meshtriangles, false, true, false);
+ if (collisiontriangles)
+ {
+ loadmodel->brush.data_collisionvertex3f = (float *)Mem_Alloc(loadmodel->mempool, collisionvertices * sizeof(float[3]));
+ loadmodel->brush.data_collisionelement3i = (int *)Mem_Alloc(loadmodel->mempool, collisiontriangles * sizeof(int[3]));
+ }
meshvertices = 0;
meshtriangles = 0;
+ collisionvertices = 0;
+ collisiontriangles = 0;
for (;i < count && meshvertices + out->num_vertices <= loadmodel->surfmesh.num_vertices;i++, in++, out++)
{
if (out->num_vertices < 3 || out->num_triangles < 1)
firstelement = LittleLong(in->firstelement);
out->num_firstvertex = meshvertices;
out->num_firsttriangle = meshtriangles;
+ out->num_firstcollisiontriangle = collisiontriangles;
switch(type)
{
case Q3FACETYPE_FLAT:
finalwidth = Q3PatchDimForTess(patchsize[0],xtess); //((patchsize[0] - 1) * xtess) + 1;
finalheight = Q3PatchDimForTess(patchsize[1],ytess); //((patchsize[1] - 1) * ytess) + 1;
finalvertices = finalwidth * finalheight;
- finaltriangles = (finalwidth - 1) * (finalheight - 1) * 2;
+ oldnumtriangles = finaltriangles = (finalwidth - 1) * (finalheight - 1) * 2;
type = Q3FACETYPE_MESH;
// generate geometry
// (note: normals are skipped because they get recalculated)
out->num_triangles = Mod_RemoveDegenerateTriangles(out->num_triangles, (loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle), (loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle), loadmodel->surfmesh.data_vertex3f);
- if (developer.integer >= 100)
+ if (developer_extra.integer)
{
if (out->num_triangles < finaltriangles)
- Con_Printf("Mod_Q3BSP_LoadFaces: %ix%i curve subdivided to %i vertices / %i triangles, %i degenerate triangles removed (leaving %i)\n", patchsize[0], patchsize[1], out->num_vertices, finaltriangles, finaltriangles - out->num_triangles, out->num_triangles);
+ Con_DPrintf("Mod_Q3BSP_LoadFaces: %ix%i curve subdivided to %i vertices / %i triangles, %i degenerate triangles removed (leaving %i)\n", patchsize[0], patchsize[1], out->num_vertices, finaltriangles, finaltriangles - out->num_triangles, out->num_triangles);
else
- Con_Printf("Mod_Q3BSP_LoadFaces: %ix%i curve subdivided to %i vertices / %i triangles\n", patchsize[0], patchsize[1], out->num_vertices, out->num_triangles);
+ Con_DPrintf("Mod_Q3BSP_LoadFaces: %ix%i curve subdivided to %i vertices / %i triangles\n", patchsize[0], patchsize[1], out->num_vertices, out->num_triangles);
}
// q3map does not put in collision brushes for curves... ugh
// build the lower quality collision geometry
finalwidth = Q3PatchDimForTess(patchsize[0],cxtess); //((patchsize[0] - 1) * cxtess) + 1;
finalheight = Q3PatchDimForTess(patchsize[1],cytess); //((patchsize[1] - 1) * cytess) + 1;
finalvertices = finalwidth * finalheight;
- finaltriangles = (finalwidth - 1) * (finalheight - 1) * 2;
+ oldnumtriangles2 = finaltriangles = (finalwidth - 1) * (finalheight - 1) * 2;
- out->data_collisionvertex3f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * finalvertices);
- out->data_collisionelement3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * finaltriangles);
+ // legacy collision geometry implementation
+ out->deprecatedq3data_collisionvertex3f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * finalvertices);
+ out->deprecatedq3data_collisionelement3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * finaltriangles);
out->num_collisionvertices = finalvertices;
out->num_collisiontriangles = finaltriangles;
- Q3PatchTesselateFloat(3, sizeof(float[3]), out->data_collisionvertex3f, patchsize[0], patchsize[1], sizeof(float[3]), originalvertex3f, cxtess, cytess);
- Q3PatchTriangleElements(out->data_collisionelement3i, finalwidth, finalheight, 0);
+ Q3PatchTesselateFloat(3, sizeof(float[3]), out->deprecatedq3data_collisionvertex3f, patchsize[0], patchsize[1], sizeof(float[3]), originalvertex3f, cxtess, cytess);
+ Q3PatchTriangleElements(out->deprecatedq3data_collisionelement3i, finalwidth, finalheight, 0);
//Mod_SnapVertices(3, out->num_vertices, (loadmodel->surfmesh.data_vertex3f + 3 * out->num_firstvertex), 0.25);
- Mod_SnapVertices(3, out->num_collisionvertices, out->data_collisionvertex3f, 1);
+ Mod_SnapVertices(3, finalvertices, out->deprecatedq3data_collisionvertex3f, 1);
- oldnumtriangles = out->num_triangles;
- oldnumtriangles2 = out->num_collisiontriangles;
- out->num_collisiontriangles = Mod_RemoveDegenerateTriangles(out->num_collisiontriangles, out->data_collisionelement3i, out->data_collisionelement3i, out->data_collisionvertex3f);
+ out->num_collisiontriangles = Mod_RemoveDegenerateTriangles(finaltriangles, out->deprecatedq3data_collisionelement3i, out->deprecatedq3data_collisionelement3i, out->deprecatedq3data_collisionvertex3f);
// now optimize the collision mesh by finding triangle bboxes...
- Mod_Q3BSP_BuildBBoxes(out->data_collisionelement3i, out->num_collisiontriangles, out->data_collisionvertex3f, &out->data_collisionbbox6f, &out->num_collisionbboxstride, mod_q3bsp_curves_collisions_stride.integer);
- Mod_Q3BSP_BuildBBoxes(loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle, out->num_triangles, loadmodel->surfmesh.data_vertex3f, &out->data_bbox6f, &out->num_bboxstride, mod_q3bsp_curves_stride.integer);
+ Mod_Q3BSP_BuildBBoxes(out->deprecatedq3data_collisionelement3i, out->num_collisiontriangles, out->deprecatedq3data_collisionvertex3f, &out->deprecatedq3data_collisionbbox6f, &out->deprecatedq3num_collisionbboxstride, mod_q3bsp_curves_collisions_stride.integer);
+ Mod_Q3BSP_BuildBBoxes(loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle, out->num_triangles, loadmodel->surfmesh.data_vertex3f, &out->deprecatedq3data_bbox6f, &out->deprecatedq3num_bboxstride, mod_q3bsp_curves_stride.integer);
+
+ // store collision geometry for BIH collision tree
+ surfacecollisionvertex3f = loadmodel->brush.data_collisionvertex3f + collisionvertices * 3;
+ surfacecollisionelement3i = loadmodel->brush.data_collisionelement3i + collisiontriangles * 3;
+ Q3PatchTesselateFloat(3, sizeof(float[3]), surfacecollisionvertex3f, patchsize[0], patchsize[1], sizeof(float[3]), originalvertex3f, cxtess, cytess);
+ Q3PatchTriangleElements(surfacecollisionelement3i, finalwidth, finalheight, collisionvertices);
+ Mod_SnapVertices(3, finalvertices, surfacecollisionvertex3f, 1);
+#if 1
+ // remove this once the legacy code is removed
+ {
+ int nc = out->num_collisiontriangles;
+#endif
+ out->num_collisiontriangles = Mod_RemoveDegenerateTriangles(finaltriangles, surfacecollisionelement3i, surfacecollisionelement3i, loadmodel->brush.data_collisionvertex3f);
+#if 1
+ if(nc != out->num_collisiontriangles)
+ {
+ Con_Printf("number of collision triangles differs between BIH and BSP. FAIL.\n");
+ }
+ }
+#endif
+
+ if (developer_extra.integer)
+ Con_DPrintf("Mod_Q3BSP_LoadFaces: %ix%i curve became %i:%i vertices / %i:%i triangles (%i:%i degenerate)\n", patchsize[0], patchsize[1], out->num_vertices, out->num_collisionvertices, oldnumtriangles, oldnumtriangles2, oldnumtriangles - out->num_triangles, oldnumtriangles2 - out->num_collisiontriangles);
- if (developer.integer >= 100)
- Con_Printf("Mod_Q3BSP_LoadFaces: %ix%i curve became %i:%i vertices / %i:%i triangles (%i:%i degenerate)\n", patchsize[0], patchsize[1], out->num_vertices, out->num_collisionvertices, oldnumtriangles, oldnumtriangles2, oldnumtriangles - out->num_triangles, oldnumtriangles2 - out->num_collisiontriangles);
+ collisionvertices += finalvertices;
+ collisiontriangles += out->num_collisiontriangles;
break;
default:
break;
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;
if (l->filelen)
{
if (l->filelen < count * (int)sizeof(*in))
- Host_Error("Mod_Q3BSP_LoadLightGrid: invalid lightgrid lump size %i bytes, should be %i bytes (%ix%ix%i)", l->filelen, (int)(count * sizeof(*in)), loadmodel->brushq3.num_lightgrid_isize[0], loadmodel->brushq3.num_lightgrid_isize[1], loadmodel->brushq3.num_lightgrid_isize[2]);
+ {
+ Con_Printf("Mod_Q3BSP_LoadLightGrid: invalid lightgrid lump size %i bytes, should be %i bytes (%ix%ix%i)", l->filelen, (int)(count * sizeof(*in)), loadmodel->brushq3.num_lightgrid_isize[0], loadmodel->brushq3.num_lightgrid_isize[1], loadmodel->brushq3.num_lightgrid_isize[2]);
+ return; // ignore the grid if we cannot understand it
+ }
if (l->filelen != count * (int)sizeof(*in))
Con_Printf("Mod_Q3BSP_LoadLightGrid: Warning: calculated lightgrid size %i bytes does not match lump size %i\n", (int)(count * sizeof(*in)), l->filelen);
out = (q3dlightgrid_t *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
q3dlightgrid_t *a, *s;
// scale lighting by lightstyle[0] so that darkmode in dpmod works properly
- stylescale = r_refdef.scene.rtlightstylevalue[0];
+ if (vid.renderpath == RENDERPATH_GL20)
+ stylescale = 1; // added while render
+ else
+ stylescale = r_refdef.scene.rtlightstylevalue[0];
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 void Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const vec3_t point, int markframe)
+static int Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(mnode_t *node, double p1[3], double p2[3])
{
- int i;
- mleaf_t *leaf;
- colbrushf_t *brush;
- // find which leaf the point is in
+ double t1, t2;
+ double midf, mid[3];
+ int ret, side;
+
+ // check for empty
while (node->plane)
- node = node->children[(node->plane->type < 3 ? point[node->plane->type] : DotProduct(point, node->plane->normal)) < node->plane->dist];
- // point trace the brushes
- leaf = (mleaf_t *)node;
- for (i = 0;i < leaf->numleafbrushes;i++)
{
- brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf;
- if (brush && brush->markframe != markframe && BoxesOverlap(point, point, brush->mins, brush->maxs))
+ // find the point distances
+ mplane_t *plane = node->plane;
+ if (plane->type < 3)
{
- brush->markframe = markframe;
- Collision_TracePointBrushFloat(trace, point, brush);
+ 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;
+ }
+
+ midf = t1 / (t1 - t2);
+ VectorLerp(p1, midf, p2, mid);
+
+ // recurse both sides, front side first
+ // return 2 if empty is followed by solid (hit something)
+ // do not return 2 if both are solid or both empty,
+ // 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);
+ if (ret != 0)
+ return ret;
+ ret = Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(node->children[side ^ 1], mid, p2);
+ if (ret != 1)
+ return ret;
+ 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)
+{
+ 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;
+ }
+ else
+ {
+ double tracestart[3], traceend[3];
+ VectorCopy(start, tracestart);
+ VectorCopy(end, traceend);
+ return !Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(model->brush.data_nodes, tracestart, traceend);
+ }
+}
+
+static void Mod_CollisionBIH_TracePoint_RecursiveBIHNode(trace_t *trace, dp_model_t *model, int nodenum, const vec3_t point)
+{
+ 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)
+ 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;
+#endif
+ axis = node->type - BIH_SPLITX;
+#if 0
+ if (segmentmins[axis] <= node->backmax)
+ {
+ if (segmentmaxs[axis] >= node->frontmin)
+ Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, node->front, start, end, linestart, lineend);
+ nodenum = 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)
+ {
+ 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);
+#if 1
+ if (!BoxesOverlap(segmentmins, segmentmaxs, leaf->mins, leaf->maxs))
+ return;
+#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;
+ }
+}
+
+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)
+{
+ 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))
+ return;
+#endif
+ 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)
+ 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;
+ }
+}
+
+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)
+{
+ 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);
+}
+
+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)
+{
+ if (VectorCompare(start, end))
+ {
+ Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask);
+ 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);
+}
+
+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)
+{
+ float segmentmins[3], segmentmaxs[3];
+ colboxbrushf_t thisbrush_start, thisbrush_end;
+ vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
+
+ if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(boxmins, boxmaxs))
+ {
+ 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);
+ else
+ Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, shiftstart, shiftend, 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[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);
+ Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, &thisbrush_start.brush, &thisbrush_end.brush, segmentmins, segmentmaxs);
+}
+
+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);
+ 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)
+{
+#if 0
+ // broken - needs to be modified to count front faces and backfaces to figure out if it is in solid
+ vec3_t end;
+ int hitsupercontents;
+ VectorSet(end, start[0], start[1], model->normalmins[2]);
+#endif
+ memset(trace, 0, sizeof(*trace));
+ trace->fraction = 1;
+ trace->realfraction = 1;
+ trace->hitsupercontentsmask = hitsupercontentsmask;
+#if 0
+ Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, start, end, start, end);
+ hitsupercontents = trace->hitsupercontents;
+ memset(trace, 0, sizeof(*trace));
+ trace->fraction = 1;
+ trace->realfraction = 1;
+ trace->hitsupercontentsmask = hitsupercontentsmask;
+ trace->startsupercontents = hitsupercontents;
+#endif
+}
+
+int Mod_CollisionBIH_PointSuperContents_Mesh(struct model_s *model, int frame, const vec3_t start)
+{
+#if 0
+ // broken - needs to be modified to count front faces and backfaces to figure out if it is in solid
+ trace_t trace;
+ vec3_t end;
+ 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);
+ return trace.hitsupercontents;
+#else
+ return 0;
+#endif
+}
+
+static void Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const vec3_t point, int markframe)
+{
+ int i;
+ mleaf_t *leaf;
+ colbrushf_t *brush;
+ // find which leaf the point is in
+ while (node->plane)
+ node = node->children[(node->plane->type < 3 ? point[node->plane->type] : DotProduct(point, node->plane->normal)) < node->plane->dist];
+ // point trace the brushes
+ leaf = (mleaf_t *)node;
+ for (i = 0;i < leaf->numleafbrushes;i++)
+ {
+ brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf;
+ if (brush && brush->markframe != markframe && BoxesOverlap(point, point, brush->mins, brush->maxs))
+ {
+ brush->markframe = markframe;
+ Collision_TracePointBrushFloat(trace, point, brush);
}
}
// can't do point traces on curves (they have no thickness)
// walk the tree until we hit a leaf, recursing for any split cases
while (node->plane)
{
+#if 0
+ if (!BoxesOverlap(segmentmins, segmentmaxs, node->mins, node->maxs))
+ return;
+ Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[0], start, end, startfrac, endfrac, linestart, lineend, markframe, segmentmins, segmentmaxs);
+ node = node->children[1];
+#else
// abort if this part of the bsp tree can not be hit by this trace
// if (!(node->combinedsupercontents & trace->hitsupercontentsmask))
// return;
Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[endside], mid, end, midfrac, endfrac, linestart, lineend, markframe, segmentmins, segmentmaxs);
return;
}
+#endif
}
// abort if this part of the bsp tree can not be hit by this trace
// if (!(node->combinedsupercontents & trace->hitsupercontentsmask))
nodesegmentmaxs[2] = max(start[2], end[2]) + 1;
// line trace the brushes
leaf = (mleaf_t *)node;
+#if 0
+ if (!BoxesOverlap(segmentmins, segmentmaxs, leaf->mins, leaf->maxs))
+ return;
+#endif
for (i = 0;i < leaf->numleafbrushes;i++)
{
brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf;
for (i = 0;i < leaf->numleafsurfaces;i++)
{
surface = model->data_surfaces + leaf->firstleafsurface[i];
- if (surface->num_collisiontriangles && surface->collisionmarkframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, surface->mins, surface->maxs))
+ if (surface->num_collisiontriangles && surface->deprecatedq3collisionmarkframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, surface->mins, surface->maxs))
{
- surface->collisionmarkframe = markframe;
- Collision_TraceLineTriangleMeshFloat(trace, linestart, lineend, surface->num_collisiontriangles, surface->data_collisionelement3i, surface->data_collisionvertex3f, surface->num_collisionbboxstride, surface->data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
+ surface->deprecatedq3collisionmarkframe = markframe;
+ Collision_TraceLineTriangleMeshFloat(trace, linestart, lineend, 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);
}
}
}
// walk the tree until we hit a leaf, recursing for any split cases
while (node->plane)
{
+#if 0
+ if (!BoxesOverlap(segmentmins, segmentmaxs, node->mins, node->maxs))
+ return;
+ Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, node->children[0], thisbrush_start, thisbrush_end, markframe, segmentmins, segmentmaxs);
+ node = node->children[1];
+#else
// abort if this part of the bsp tree can not be hit by this trace
// if (!(node->combinedsupercontents & trace->hitsupercontentsmask))
// return;
return; // ERROR: NAN bounding box!
// take whichever side the segment box is on
node = node->children[sides - 1];
+#endif
}
// abort if this part of the bsp tree can not be hit by this trace
// if (!(node->combinedsupercontents & trace->hitsupercontentsmask))
nodesegmentmaxs[2] = min(segmentmaxs[2], node->maxs[2] + 1);
// hit a leaf
leaf = (mleaf_t *)node;
+#if 0
+ if (!BoxesOverlap(segmentmins, segmentmaxs, leaf->mins, leaf->maxs))
+ return;
+#endif
for (i = 0;i < leaf->numleafbrushes;i++)
{
brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf;
for (i = 0;i < leaf->numleafsurfaces;i++)
{
surface = model->data_surfaces + leaf->firstleafsurface[i];
- if (surface->num_collisiontriangles && surface->collisionmarkframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, surface->mins, surface->maxs))
+ if (surface->num_collisiontriangles && surface->deprecatedq3collisionmarkframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, surface->mins, surface->maxs))
{
- surface->collisionmarkframe = markframe;
- Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, surface->num_collisiontriangles, surface->data_collisionelement3i, surface->data_collisionvertex3f, surface->num_collisionbboxstride, surface->data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
+ surface->deprecatedq3collisionmarkframe = markframe;
+ Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_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);
}
}
}
}
+
static int markframe = 0;
-static void Mod_Q3BSP_TracePoint(dp_model_t *model, int frame, 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 i;
q3mbrush_t *brush;
trace->fraction = 1;
trace->realfraction = 1;
trace->hitsupercontentsmask = hitsupercontentsmask;
- if (model->brush.submodel)
+ if (mod_collision_bih.integer)
+ Mod_CollisionBIH_TracePoint_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, start);
+ else if (model->brush.submodel)
{
for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++)
if (brush->colbrushf)
Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, ++markframe);
}
-static void Mod_Q3BSP_TraceLine(dp_model_t *model, int frame, 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 i;
float segmentmins[3], segmentmaxs[3];
if (VectorCompare(start, end))
{
- Mod_Q3BSP_TracePoint(model, frame, trace, start, hitsupercontentsmask);
+ Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask);
return;
}
segmentmaxs[0] = max(start[0], end[0]) + 1;
segmentmaxs[1] = max(start[1], end[1]) + 1;
segmentmaxs[2] = max(start[2], end[2]) + 1;
- if (model->brush.submodel)
+ if (mod_collision_bih.integer)
+ Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, start, end, start, end);
+ 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_TraceLineBrushFloat(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_TraceLineTriangleMeshFloat(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_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)
+{
+ int i;
+ float segmentmins[3], segmentmaxs[3];
+ 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))
+ {
+ 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);
+ else
+ Mod_Q3BSP_TraceLine(model, frameblend, skeleton, trace, shiftstart, shiftend, 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[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);
+ if (mod_collision_bih.integer)
+ Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, &thisbrush_start.brush, &thisbrush_end.brush, 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)
- Collision_TraceLineBrushFloat(trace, start, end, brush->colbrushf, brush->colbrushf);
+ 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);
if (mod_q3bsp_curves_collisions.integer)
for (i = 0, surface = model->data_surfaces + model->firstmodelsurface;i < model->nummodelsurfaces;i++, surface++)
- if (surface->num_collisiontriangles)
- Collision_TraceLineTriangleMeshFloat(trace, start, end, surface->num_collisiontriangles, surface->data_collisionelement3i, surface->data_collisionvertex3f, surface->num_collisionbboxstride, surface->data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
+ 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);
}
else
- Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, end, 0, 1, start, end, ++markframe, segmentmins, segmentmaxs);
+ Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, model->brush.data_nodes, &thisbrush_start.brush, &thisbrush_end.brush, ++markframe, segmentmins, segmentmaxs);
}
-static void Mod_Q3BSP_TraceBox(dp_model_t *model, int frame, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask)
+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 i;
float segmentmins[3], segmentmaxs[3];
+ int i;
msurface_t *surface;
q3mbrush_t *brush;
- colbrushf_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, frame, trace, shiftstart, hitsupercontentsmask);
+ if (VectorCompare(start->mins, end->mins))
+ Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, start->mins, hitsupercontentsmask);
else
- {
- Mod_Q3BSP_TraceLine(model, frame, trace, shiftstart, shiftend, hitsupercontentsmask);
- VectorSubtract(trace->endpos, boxmins, trace->endpos);
- }
+ Mod_Q3BSP_TraceLine(model, frameblend, skeleton, trace, start->mins, end->mins, hitsupercontentsmask);
return;
}
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);
- thisbrush_start = Collision_BrushForBox(&identitymatrix, boxstartmins, boxstartmaxs, 0, 0, NULL);
- thisbrush_end = Collision_BrushForBox(&identitymatrix, boxendmins, boxendmaxs, 0, 0, NULL);
- if (model->brush.submodel)
+ 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)
- Collision_TraceBrushBrushFloat(trace, thisbrush_start, thisbrush_end, brush->colbrushf, brush->colbrushf);
+ 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)
- Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, surface->num_collisiontriangles, surface->data_collisionelement3i, surface->data_collisionvertex3f, surface->num_collisionbboxstride, surface->data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
+ 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, thisbrush_start, thisbrush_end, ++markframe, segmentmins, segmentmaxs);
+ Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, end, ++markframe, segmentmins, segmentmaxs);
}
static int Mod_Q3BSP_PointSuperContents(struct model_s *model, int frame, const vec3_t point)
int i;
int supercontents = 0;
q3mbrush_t *brush;
+ if (mod_collision_bih.integer)
+ {
+ trace_t trace;
+ Mod_Q3BSP_TracePoint(model, NULL, NULL, &trace, point, 0);
+ supercontents = trace.startsupercontents;
+ }
// test if the point is inside each brush
- if (model->brush.submodel)
+ else if (model->brush.submodel)
{
// submodels are effectively one leaf
for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++)
return supercontents;
}
+bih_t *Mod_MakeCollisionBIH(dp_model_t *model, qboolean userendersurfaces, bih_t *out)
+{
+ int j;
+ int bihnumleafs;
+ int bihmaxnodes;
+ int brushindex;
+ int triangleindex;
+ int bihleafindex;
+ int nummodelbrushes = model->nummodelbrushes;
+ int nummodelsurfaces = model->nummodelsurfaces;
+ const int *e;
+ const int *collisionelement3i;
+ const float *collisionvertex3f;
+ const int *renderelement3i;
+ const float *rendervertex3f;
+ bih_leaf_t *bihleafs;
+ bih_node_t *bihnodes;
+ int *temp_leafsort;
+ int *temp_leafsortscratch;
+ const msurface_t *surface;
+ const q3mbrush_t *brush;
+
+ // find out how many BIH leaf nodes we need
+ bihnumleafs = 0;
+ if (userendersurfaces)
+ {
+ for (j = 0, surface = model->data_surfaces + model->firstmodelsurface;j < nummodelsurfaces;j++, surface++)
+ bihnumleafs += surface->num_triangles;
+ }
+ else
+ {
+ for (brushindex = 0, brush = model->brush.data_brushes + brushindex+model->firstmodelbrush;brushindex < nummodelbrushes;brushindex++, brush++)
+ if (brush->colbrushf)
+ bihnumleafs++;
+ for (j = 0, surface = model->data_surfaces + model->firstmodelsurface;j < nummodelsurfaces;j++, surface++)
+ {
+ if (surface->texture->basematerialflags & MATERIALFLAG_MESHCOLLISIONS)
+ bihnumleafs += surface->num_triangles + surface->num_collisiontriangles;
+ else
+ bihnumleafs += surface->num_collisiontriangles;
+ }
+ }
+
+ if (!bihnumleafs)
+ return NULL;
+
+ // allocate the memory for the BIH leaf nodes
+ bihleafs = (bih_leaf_t *)Mem_Alloc(loadmodel->mempool, sizeof(bih_leaf_t) * bihnumleafs);
+
+ // now populate the BIH leaf nodes
+ bihleafindex = 0;
+
+ // add render surfaces
+ renderelement3i = model->surfmesh.data_element3i;
+ rendervertex3f = model->surfmesh.data_vertex3f;
+ for (j = 0, surface = model->data_surfaces + model->firstmodelsurface;j < nummodelsurfaces;j++, surface++)
+ {
+ for (triangleindex = 0, e = renderelement3i + 3*surface->num_firsttriangle;triangleindex < surface->num_triangles;triangleindex++, e += 3)
+ {
+ if (!userendersurfaces && !(surface->texture->basematerialflags & MATERIALFLAG_MESHCOLLISIONS))
+ continue;
+ bihleafs[bihleafindex].type = BIH_RENDERTRIANGLE;
+ bihleafs[bihleafindex].textureindex = surface->texture - model->data_textures;
+ bihleafs[bihleafindex].surfaceindex = surface - model->data_surfaces;
+ bihleafs[bihleafindex].itemindex = triangleindex+surface->num_firsttriangle;
+ bihleafs[bihleafindex].mins[0] = min(rendervertex3f[3*e[0]+0], min(rendervertex3f[3*e[1]+0], rendervertex3f[3*e[2]+0])) - 1;
+ bihleafs[bihleafindex].mins[1] = min(rendervertex3f[3*e[0]+1], min(rendervertex3f[3*e[1]+1], rendervertex3f[3*e[2]+1])) - 1;
+ bihleafs[bihleafindex].mins[2] = min(rendervertex3f[3*e[0]+2], min(rendervertex3f[3*e[1]+2], rendervertex3f[3*e[2]+2])) - 1;
+ bihleafs[bihleafindex].maxs[0] = max(rendervertex3f[3*e[0]+0], max(rendervertex3f[3*e[1]+0], rendervertex3f[3*e[2]+0])) + 1;
+ bihleafs[bihleafindex].maxs[1] = max(rendervertex3f[3*e[0]+1], max(rendervertex3f[3*e[1]+1], rendervertex3f[3*e[2]+1])) + 1;
+ bihleafs[bihleafindex].maxs[2] = max(rendervertex3f[3*e[0]+2], max(rendervertex3f[3*e[1]+2], rendervertex3f[3*e[2]+2])) + 1;
+ bihleafindex++;
+ }
+ }
+
+ if (!userendersurfaces)
+ {
+ // add collision brushes
+ for (brushindex = 0, brush = model->brush.data_brushes + brushindex+model->firstmodelbrush;brushindex < nummodelbrushes;brushindex++, brush++)
+ {
+ if (!brush->colbrushf)
+ continue;
+ bihleafs[bihleafindex].type = BIH_BRUSH;
+ bihleafs[bihleafindex].textureindex = brush->texture - model->data_textures;
+ bihleafs[bihleafindex].surfaceindex = -1;
+ bihleafs[bihleafindex].itemindex = brushindex+model->firstmodelbrush;
+ VectorCopy(brush->colbrushf->mins, bihleafs[bihleafindex].mins);
+ VectorCopy(brush->colbrushf->maxs, bihleafs[bihleafindex].maxs);
+ bihleafindex++;
+ }
+
+ // add collision surfaces
+ collisionelement3i = model->brush.data_collisionelement3i;
+ collisionvertex3f = model->brush.data_collisionvertex3f;
+ for (j = 0, surface = model->data_surfaces + model->firstmodelsurface;j < nummodelsurfaces;j++, surface++)
+ {
+ for (triangleindex = 0, e = collisionelement3i + 3*surface->num_firstcollisiontriangle;triangleindex < surface->num_collisiontriangles;triangleindex++, e += 3)
+ {
+ bihleafs[bihleafindex].type = BIH_COLLISIONTRIANGLE;
+ bihleafs[bihleafindex].textureindex = surface->texture - model->data_textures;
+ bihleafs[bihleafindex].surfaceindex = surface - model->data_surfaces;
+ bihleafs[bihleafindex].itemindex = triangleindex+surface->num_firstcollisiontriangle;
+ bihleafs[bihleafindex].mins[0] = min(collisionvertex3f[3*e[0]+0], min(collisionvertex3f[3*e[1]+0], collisionvertex3f[3*e[2]+0])) - 1;
+ bihleafs[bihleafindex].mins[1] = min(collisionvertex3f[3*e[0]+1], min(collisionvertex3f[3*e[1]+1], collisionvertex3f[3*e[2]+1])) - 1;
+ bihleafs[bihleafindex].mins[2] = min(collisionvertex3f[3*e[0]+2], min(collisionvertex3f[3*e[1]+2], collisionvertex3f[3*e[2]+2])) - 1;
+ bihleafs[bihleafindex].maxs[0] = max(collisionvertex3f[3*e[0]+0], max(collisionvertex3f[3*e[1]+0], collisionvertex3f[3*e[2]+0])) + 1;
+ bihleafs[bihleafindex].maxs[1] = max(collisionvertex3f[3*e[0]+1], max(collisionvertex3f[3*e[1]+1], collisionvertex3f[3*e[2]+1])) + 1;
+ bihleafs[bihleafindex].maxs[2] = max(collisionvertex3f[3*e[0]+2], max(collisionvertex3f[3*e[1]+2], collisionvertex3f[3*e[2]+2])) + 1;
+ bihleafindex++;
+ }
+ }
+ }
+
+ // allocate buffers for the produced and temporary data
+ 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;
+
+ // now build it
+ BIH_Build(out, bihnumleafs, bihleafs, bihmaxnodes, bihnodes, temp_leafsort, temp_leafsortscratch);
+
+ // we're done with the temporary data
+ Mem_Free(temp_leafsort);
+
+ // resize the BIH nodes array if it over-allocated
+ if (out->maxnodes > out->numnodes)
+ {
+ out->maxnodes = out->numnodes;
+ out->nodes = (bih_node_t *)Mem_Realloc(loadmodel->mempool, out->nodes, out->numnodes * sizeof(bih_node_t));
+ }
+
+ return out;
+}
+
static int Mod_Q3BSP_SuperContentsFromNativeContents(dp_model_t *model, int nativecontents)
{
int supercontents = 0;
void Mod_Q3BSP_Load(dp_model_t *mod, void *buffer, void *bufferend)
{
- int i, j, numshadowmeshtriangles, lumps;
+ int i, j, lumps;
q3dheader_t *header;
float corner[3], yawradius, modelradius;
- msurface_t *surface;
mod->modeldatatypestring = "Q3BSP";
mod->soundfromcenter = true;
mod->TraceBox = Mod_Q3BSP_TraceBox;
+ mod->TraceBrush = Mod_Q3BSP_TraceBrush;
mod->TraceLine = Mod_Q3BSP_TraceLine;
mod->TracePoint = Mod_Q3BSP_TracePoint;
mod->PointSuperContents = Mod_Q3BSP_PointSuperContents;
- mod->brush.TraceLineOfSight = Mod_Q1BSP_TraceLineOfSight;
+ mod->brush.TraceLineOfSight = Mod_Q3BSP_TraceLineOfSight;
mod->brush.SuperContentsFromNativeContents = Mod_Q3BSP_SuperContentsFromNativeContents;
mod->brush.NativeContentsFromSuperContents = Mod_Q3BSP_NativeContentsFromSuperContents;
mod->brush.GetPVS = Mod_Q1BSP_GetPVS;
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_Q3BSP_LoadPVS(&header->lumps[Q3LUMP_PVS]);
loadmodel->brush.numsubmodels = loadmodel->brushq3.num_models;
- // the MakePortals code works fine on the q3bsp data as well
- Mod_Q1BSP_MakePortals();
+ // the MakePortals code works fine on the q3bsp data as well
+ if (mod_bsp_portalize.integer)
+ Mod_Q1BSP_MakePortals();
+
+ // FIXME: shader alpha should replace r_wateralpha support in q3bsp
+ loadmodel->brush.supportwateralpha = true;
+
+ // make a single combined shadow mesh to allow optimized shadow volume creation
+ Mod_Q1BSP_CreateShadowMesh(loadmodel);
+
+ loadmodel->brush.num_leafs = 0;
+ Mod_Q3BSP_RecursiveFindNumLeafs(loadmodel->brush.data_nodes);
+
+ if (loadmodel->brush.numsubmodels)
+ loadmodel->brush.submodels = (dp_model_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brush.numsubmodels * sizeof(dp_model_t *));
+
+ mod = loadmodel;
+ for (i = 0;i < loadmodel->brush.numsubmodels;i++)
+ {
+ 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;
+
+ // make the model surface list (used by shadowing/lighting)
+ mod->firstmodelsurface = mod->brushq3.data_models[i].firstface;
+ mod->nummodelsurfaces = mod->brushq3.data_models[i].numfaces;
+ mod->firstmodelbrush = mod->brushq3.data_models[i].firstbrush;
+ mod->nummodelbrushes = mod->brushq3.data_models[i].numbrushes;
+ mod->sortedmodelsurfaces = (int *)Mem_Alloc(loadmodel->mempool, mod->nummodelsurfaces * sizeof(*mod->sortedmodelsurfaces));
+ Mod_MakeSortedSurfaces(mod);
+
+ VectorCopy(mod->brushq3.data_models[i].mins, mod->normalmins);
+ VectorCopy(mod->brushq3.data_models[i].maxs, mod->normalmaxs);
+ // enlarge the bounding box to enclose all geometry of this model,
+ // because q3map2 sometimes lies (mostly to affect the lightgrid),
+ // which can in turn mess up the farclip (as well as culling when
+ // outside the level - an unimportant concern)
+
+ //printf("Editing model %d... BEFORE re-bounding: %f %f %f - %f %f %f\n", i, mod->normalmins[0], mod->normalmins[1], mod->normalmins[2], mod->normalmaxs[0], mod->normalmaxs[1], mod->normalmaxs[2]);
+ 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;
+ int k;
+ if (!surface->num_vertices)
+ continue;
+ for (k = 0;k < surface->num_vertices;k++, v += 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]);
+ }
+ }
+ //printf("Editing model %d... AFTER re-bounding: %f %f %f - %f %f %f\n", i, mod->normalmins[0], mod->normalmins[1], mod->normalmins[2], mod->normalmaxs[0], mod->normalmaxs[1], mod->normalmaxs[2]);
+ corner[0] = max(fabs(mod->normalmins[0]), fabs(mod->normalmaxs[0]));
+ corner[1] = max(fabs(mod->normalmins[1]), fabs(mod->normalmaxs[1]));
+ corner[2] = max(fabs(mod->normalmins[2]), fabs(mod->normalmaxs[2]));
+ modelradius = sqrt(corner[0]*corner[0]+corner[1]*corner[1]+corner[2]*corner[2]);
+ yawradius = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
+ mod->rotatedmins[0] = mod->rotatedmins[1] = mod->rotatedmins[2] = -modelradius;
+ mod->rotatedmaxs[0] = mod->rotatedmaxs[1] = mod->rotatedmaxs[2] = modelradius;
+ mod->yawmaxs[0] = mod->yawmaxs[1] = yawradius;
+ mod->yawmins[0] = mod->yawmins[1] = -yawradius;
+ mod->yawmins[2] = mod->normalmins[2];
+ mod->yawmaxs[2] = mod->normalmaxs[2];
+ mod->radius = modelradius;
+ mod->radius2 = modelradius * modelradius;
+
+ // this gets altered below if sky or water is used
+ mod->DrawSky = NULL;
+ mod->DrawAddWaterPlanes = NULL;
+
+ for (j = 0;j < mod->nummodelsurfaces;j++)
+ if (mod->data_surfaces[j + mod->firstmodelsurface].texture->basematerialflags & MATERIALFLAG_SKY)
+ break;
+ if (j < mod->nummodelsurfaces)
+ mod->DrawSky = R_Q1BSP_DrawSky;
+
+ for (j = 0;j < mod->nummodelsurfaces;j++)
+ if (mod->data_surfaces[j + mod->firstmodelsurface].texture->basematerialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA))
+ break;
+ if (j < mod->nummodelsurfaces)
+ mod->DrawAddWaterPlanes = R_Q1BSP_DrawAddWaterPlanes;
+
+ Mod_MakeCollisionBIH(mod, false, &mod->collision_bih);
+ Mod_MakeCollisionBIH(mod, true, &mod->render_bih);
+
+ // generate VBOs and other shared data before cloning submodels
+ if (i == 0)
+ Mod_BuildVBOs();
+ }
+
+ 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);
+}
+
+void Mod_IBSP_Load(dp_model_t *mod, void *buffer, void *bufferend)
+{
+ int i = LittleLong(((int *)buffer)[1]);
+ if (i == Q3BSPVERSION || i == Q3BSPVERSION_IG || i == Q3BSPVERSION_LIVE)
+ Mod_Q3BSP_Load(mod,buffer, bufferend);
+ else if (i == Q2BSPVERSION)
+ Mod_Q2BSP_Load(mod,buffer, bufferend);
+ else
+ Host_Error("Mod_IBSP_Load: unknown/unsupported version %i", i);
+}
+
+void Mod_MAP_Load(dp_model_t *mod, void *buffer, void *bufferend)
+{
+ Host_Error("Mod_MAP_Load: not yet implemented");
+}
+
+#define OBJASMODEL
+
+#ifdef OBJASMODEL
+typedef struct objvertex_s
+{
+ int nextindex;
+ int submodelindex;
+ int textureindex;
+ float v[3];
+ float vt[2];
+ float vn[3];
+}
+objvertex_t;
+
+static unsigned char nobsp_pvs[1] = {1};
+
+void Mod_OBJ_Load(dp_model_t *mod, void *buffer, void *bufferend)
+{
+ const char *textbase = (char *)buffer, *text = textbase;
+ char *s;
+ char *argv[512];
+ char line[1024];
+ char materialname[MAX_QPATH];
+ int i, j, l, numvertices, firstvertex, firsttriangle, elementindex, vertexindex, surfacevertices, surfacetriangles, surfaceelements, submodelindex = 0;
+ int index1, index2, index3;
+ objvertex_t vfirst, vprev, vcurrent;
+ int argc;
+ int linelen;
+ int numtriangles = 0;
+ int maxtriangles = 0;
+ objvertex_t *vertices = NULL;
+ int linenumber = 0;
+ int maxtextures = 0, numtextures = 0, textureindex = 0;
+ int maxv = 0, numv = 1;
+ int maxvt = 0, numvt = 1;
+ int maxvn = 0, numvn = 1;
+ char *texturenames = NULL;
+ float dist, modelradius, modelyawradius, yawradius;
+ float *v = NULL;
+ float *vt = NULL;
+ float *vn = NULL;
+ float mins[3];
+ float maxs[3];
+ float corner[3];
+ objvertex_t *thisvertex = NULL;
+ int vertexhashindex;
+ int *vertexhashtable = NULL;
+ objvertex_t *vertexhashdata = NULL;
+ objvertex_t *vdata = NULL;
+ int vertexhashsize = 0;
+ int vertexhashcount = 0;
+ skinfile_t *skinfiles = NULL;
+ unsigned char *data = NULL;
+ int *submodelfirstsurface;
+ msurface_t *surface;
+ msurface_t *tempsurfaces;
+
+ memset(&vfirst, 0, sizeof(vfirst));
+ memset(&vprev, 0, sizeof(vprev));
+ memset(&vcurrent, 0, sizeof(vcurrent));
+
+ dpsnprintf(materialname, sizeof(materialname), "%s", loadmodel->name);
+
+ loadmodel->modeldatatypestring = "OBJ";
+
+ loadmodel->type = mod_obj;
+ loadmodel->soundfromcenter = true;
+ loadmodel->TraceBox = Mod_CollisionBIH_TraceBox;
+ loadmodel->TraceBrush = Mod_CollisionBIH_TraceBrush;
+ loadmodel->TraceLine = Mod_CollisionBIH_TraceLine;
+ loadmodel->TracePoint = Mod_CollisionBIH_TracePoint_Mesh;
+ loadmodel->PointSuperContents = Mod_CollisionBIH_PointSuperContents_Mesh;
+ loadmodel->brush.TraceLineOfSight = NULL;
+ loadmodel->brush.SuperContentsFromNativeContents = NULL;
+ loadmodel->brush.NativeContentsFromSuperContents = NULL;
+ loadmodel->brush.GetPVS = NULL;
+ loadmodel->brush.FatPVS = NULL;
+ loadmodel->brush.BoxTouchingPVS = NULL;
+ loadmodel->brush.BoxTouchingLeafPVS = NULL;
+ loadmodel->brush.BoxTouchingVisibleLeafs = NULL;
+ loadmodel->brush.FindBoxClusters = NULL;
+ loadmodel->brush.LightPoint = NULL;
+ loadmodel->brush.FindNonSolidLocation = NULL;
+ loadmodel->brush.AmbientSoundLevelsForPoint = NULL;
+ loadmodel->brush.RoundUpToHullSize = NULL;
+ loadmodel->brush.PointInLeaf = NULL;
+ 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;
+
+ skinfiles = Mod_LoadSkinFiles();
+ if (loadmodel->numskins < 1)
+ loadmodel->numskins = 1;
+
+ // make skinscenes for the skins (no groups)
+ 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;
+ }
+
+ VectorClear(mins);
+ VectorClear(maxs);
+
+ // parse the OBJ text now
+ for(;;)
+ {
+ static char emptyarg[1] = "";
+ 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 < 4;argc++)
+ argv[argc] = emptyarg;
+ 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++;
+ }
+ text += linelen;
+ if (*text == '\r')
+ text++;
+ if (*text == '\n')
+ text++;
+ if (!argc)
+ continue;
+ if (argv[0][0] == '#')
+ continue;
+ if (!strcmp(argv[0], "v"))
+ {
+ if (maxv <= numv)
+ {
+ maxv = max(maxv * 2, 1024);
+ v = (float *)Mem_Realloc(tempmempool, v, maxv * sizeof(float[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]));
+ }
+ vt[numvt*2+0] = atof(argv[1]);
+ 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]));
+ }
+ 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"))
+ {
+ if (!numtextures)
+ {
+ if (maxtextures <= numtextures)
+ {
+ maxtextures = max(maxtextures * 2, 256);
+ texturenames = (char *)Mem_Realloc(loadmodel->mempool, texturenames, maxtextures * MAX_QPATH);
+ }
+ textureindex = numtextures++;
+ strlcpy(texturenames + textureindex*MAX_QPATH, loadmodel->name, MAX_QPATH);
+ }
+ 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;
+ 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 (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)
+ {
+ 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;
+ numtriangles++;
+ }
+ vprev = vcurrent;
+ }
+ }
+ else if (!strcmp(argv[0], "o") || !strcmp(argv[0], "g"))
+ {
+ submodelindex = atof(argv[1]);
+ loadmodel->brush.numsubmodels = max(submodelindex + 1, loadmodel->brush.numsubmodels);
+ }
+ else if (!strcmp(argv[0], "usemtl"))
+ {
+ for (i = 0;i < numtextures;i++)
+ if (!strcmp(texturenames+i*MAX_QPATH, argv[1]))
+ break;
+ if (i < numtextures)
+ textureindex = i;
+ else
+ {
+ if (maxtextures <= numtextures)
+ {
+ maxtextures = max(maxtextures * 2, 256);
+ texturenames = (char *)Mem_Realloc(loadmodel->mempool, texturenames, maxtextures * MAX_QPATH);
+ }
+ textureindex = numtextures++;
+ strlcpy(texturenames + textureindex*MAX_QPATH, argv[1], MAX_QPATH);
+ }
+ }
+ }
+
+ // now that we have the OBJ data loaded as-is, we can convert it
+
+ // 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;
+
+ // allocate storage for triangles
+ loadmodel->surfmesh.data_element3i = (int *)Mem_Alloc(loadmodel->mempool, numtriangles * sizeof(int[3]));
+ // allocate vertex hash structures to build an optimal vertex subset
+ vertexhashsize = numtriangles*2;
+ vertexhashtable = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int) * vertexhashsize);
+ memset(vertexhashtable, 0xFF, sizeof(int) * vertexhashsize);
+ vertexhashdata = (objvertex_t *)Mem_Alloc(loadmodel->mempool, sizeof(*vertexhashdata) * numtriangles*3);
+ vertexhashcount = 0;
+
+ // gather surface stats for assigning vertex/triangle ranges
+ firstvertex = 0;
+ firsttriangle = 0;
+ elementindex = 0;
+ loadmodel->num_surfaces = 0;
+ // 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;
+ for (submodelindex = 0;submodelindex < loadmodel->brush.numsubmodels;submodelindex++)
+ {
+ submodelfirstsurface[submodelindex] = loadmodel->num_surfaces;
+ for (textureindex = 0;textureindex < numtextures;textureindex++)
+ {
+ for (vertexindex = 0;vertexindex < numtriangles*3;vertexindex++)
+ {
+ thisvertex = vertices + vertexindex;
+ if (thisvertex->submodelindex == submodelindex && thisvertex->textureindex == textureindex)
+ break;
+ }
+ // skip the surface creation if there are no triangles for it
+ if (vertexindex == numtriangles*3)
+ continue;
+ // create a surface for these vertices
+ 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);
+ // calculate bounds as we go
+ VectorCopy(thisvertex->v, surface->mins);
+ VectorCopy(thisvertex->v, surface->maxs);
+ for (;vertexindex < numtriangles*3;vertexindex++)
+ {
+ thisvertex = vertices + vertexindex;
+ if (thisvertex->submodelindex != submodelindex)
+ continue;
+ 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]);
+ // 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;
+ for (i = vertexhashtable[vertexhashindex];i >= 0;i = vertexhashdata[i].nextindex)
+ {
+ vdata = vertexhashdata + i;
+ if (vdata->submodelindex == thisvertex->submodelindex && vdata->textureindex == thisvertex->textureindex && VectorCompare(thisvertex->v, vdata->v) && VectorCompare(thisvertex->vn, vdata->vn) && Vector2Compare(thisvertex->vt, vdata->vt))
+ break;
+ }
+ if (i < 0)
+ {
+ i = vertexhashcount++;
+ vdata = vertexhashdata + i;
+ *vdata = *thisvertex;
+ vdata->nextindex = vertexhashtable[vertexhashindex];
+ vertexhashtable[vertexhashindex] = i;
+ surfacevertices++;
+ }
+ loadmodel->surfmesh.data_element3i[elementindex++] = i;
+ 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++;
+ loadmodel->num_surfaces++;
+ }
+ }
+ submodelfirstsurface[submodelindex] = loadmodel->num_surfaces;
+ numvertices = firstvertex;
+ loadmodel->data_surfaces = (msurface_t *)Mem_Realloc(loadmodel->mempool, tempsurfaces, loadmodel->num_surfaces * sizeof(msurface_t));
+ tempsurfaces = NULL;
+
+ // 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) + (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;
+ 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]);
+ loadmodel->surfmesh.data_normal3f = (float *)data;data += numvertices * sizeof(float[3]);
+ loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += numvertices * sizeof(float[2]);
+ if (loadmodel->surfmesh.num_vertices <= 65536)
+ loadmodel->surfmesh.data_element3s = (unsigned short *)data;data += loadmodel->surfmesh.num_triangles * sizeof(unsigned short[3]);
+
+ for (j = 0;j < loadmodel->surfmesh.num_vertices;j++)
+ {
+ VectorCopy(vertexhashdata[j].v, loadmodel->surfmesh.data_vertex3f + 3*j);
+ VectorCopy(vertexhashdata[j].vn, loadmodel->surfmesh.data_normal3f + 3*j);
+ Vector2Copy(vertexhashdata[j].vt, loadmodel->surfmesh.data_texcoordtexture2f + 2*j);
+ }
+
+ // load the textures
+ for (textureindex = 0;textureindex < numtextures;textureindex++)
+ Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + textureindex, skinfiles, texturenames + textureindex*MAX_QPATH, texturenames + textureindex*MAX_QPATH);
+ Mod_FreeSkinFiles(skinfiles);
+
+ // set the surface textures to their real values now that we loaded them...
+ for (i = 0;i < loadmodel->num_surfaces;i++)
+ loadmodel->data_surfaces[i].texture = loadmodel->data_textures + (size_t)loadmodel->data_surfaces[i].texture;
+
+ // free data
+ Mem_Free(vertices);
+ Mem_Free(texturenames);
+ Mem_Free(v);
+ Mem_Free(vt);
+ Mem_Free(vn);
+ Mem_Free(vertexhashtable);
+ Mem_Free(vertexhashdata);
+
+ // make a single combined shadow mesh to allow optimized shadow volume creation
+ Mod_Q1BSP_CreateShadowMesh(loadmodel);
- // FIXME: shader alpha should replace r_wateralpha support in q3bsp
+ // compute all the mesh information that was not loaded from the file
+ 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];
+ 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, 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;
+ loadmodel->brush.num_leafs = 1;
+ loadmodel->brush.num_nodes = 0;
+ loadmodel->brush.num_leafsurfaces = loadmodel->num_surfaces;
+ loadmodel->brush.data_leafs = (mleaf_t *)Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_leafs * sizeof(mleaf_t));
+ loadmodel->brush.data_nodes = (mnode_t *)loadmodel->brush.data_leafs;
+ loadmodel->brush.num_pvsclusters = 1;
+ loadmodel->brush.num_pvsclusterbytes = 1;
+ loadmodel->brush.data_pvsclusters = nobsp_pvs;
+ //if (loadmodel->num_nodes) loadmodel->data_nodes = (mnode_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_nodes * sizeof(mnode_t));
+ //loadmodel->data_leafsurfaces = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->num_leafsurfaces * sizeof(int));
+ loadmodel->brush.data_leafsurfaces = loadmodel->sortedmodelsurfaces;
+ VectorCopy(loadmodel->normalmins, loadmodel->brush.data_leafs->mins);
+ VectorCopy(loadmodel->normalmaxs, loadmodel->brush.data_leafs->maxs);
+ loadmodel->brush.data_leafs->combinedsupercontents = 0; // FIXME?
+ loadmodel->brush.data_leafs->clusterindex = 0;
+ loadmodel->brush.data_leafs->areaindex = 0;
+ loadmodel->brush.data_leafs->numleafsurfaces = loadmodel->brush.num_leafsurfaces;
+ loadmodel->brush.data_leafs->firstleafsurface = loadmodel->brush.data_leafsurfaces;
+ loadmodel->brush.data_leafs->numleafbrushes = 0;
+ loadmodel->brush.data_leafs->firstleafbrush = NULL;
loadmodel->brush.supportwateralpha = true;
- // make a single combined shadow mesh to allow optimized shadow volume creation
- numshadowmeshtriangles = 0;
- if (cls.state != ca_dedicated)
- {
- for (j = 0, surface = loadmodel->data_surfaces;j < loadmodel->num_surfaces;j++, surface++)
- {
- surface->num_firstshadowmeshtriangle = numshadowmeshtriangles;
- numshadowmeshtriangles += surface->num_triangles;
- }
- loadmodel->brush.shadowmesh = Mod_ShadowMesh_Begin(loadmodel->mempool, numshadowmeshtriangles * 3, numshadowmeshtriangles, NULL, NULL, NULL, false, false, true);
- for (j = 0, surface = loadmodel->data_surfaces;j < loadmodel->num_surfaces;j++, surface++)
- if (surface->num_triangles > 0)
- Mod_ShadowMesh_AddMesh(loadmodel->mempool, loadmodel->brush.shadowmesh, NULL, NULL, NULL, loadmodel->surfmesh.data_vertex3f, NULL, NULL, NULL, NULL, surface->num_triangles, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle));
- loadmodel->brush.shadowmesh = Mod_ShadowMesh_Finish(loadmodel->mempool, loadmodel->brush.shadowmesh, false, true, false);
- Mod_BuildTriangleNeighbors(loadmodel->brush.shadowmesh->neighbor3i, loadmodel->brush.shadowmesh->element3i, loadmodel->brush.shadowmesh->numtriangles);
- }
-
- loadmodel->brush.num_leafs = 0;
- Mod_Q3BSP_RecursiveFindNumLeafs(loadmodel->brush.data_nodes);
+ if (loadmodel->brush.numsubmodels)
+ loadmodel->brush.submodels = (dp_model_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brush.numsubmodels * sizeof(dp_model_t *));
mod = loadmodel;
for (i = 0;i < loadmodel->brush.numsubmodels;i++)
// textures and memory belong to the main model
mod->texturepool = NULL;
mod->mempool = NULL;
- mod->brush.TraceLineOfSight = NULL;
mod->brush.GetPVS = NULL;
mod->brush.FatPVS = NULL;
mod->brush.BoxTouchingPVS = NULL;
mod->brush.AmbientSoundLevelsForPoint = NULL;
}
mod->brush.submodel = i;
+ if (loadmodel->brush.submodels)
+ loadmodel->brush.submodels[i] = mod;
// make the model surface list (used by shadowing/lighting)
- mod->firstmodelsurface = mod->brushq3.data_models[i].firstface;
- mod->nummodelsurfaces = mod->brushq3.data_models[i].numfaces;
- mod->firstmodelbrush = mod->brushq3.data_models[i].firstbrush;
- mod->nummodelbrushes = mod->brushq3.data_models[i].numbrushes;
- mod->sortedmodelsurfaces = (int *)Mem_Alloc(loadmodel->mempool, mod->nummodelsurfaces * sizeof(*mod->sortedmodelsurfaces));
+ mod->firstmodelsurface = submodelfirstsurface[i];
+ mod->nummodelsurfaces = submodelfirstsurface[i+1] - submodelfirstsurface[i];
+ mod->firstmodelbrush = 0;
+ mod->nummodelbrushes = 0;
+ mod->sortedmodelsurfaces = loadmodel->sortedmodelsurfaces + mod->firstmodelsurface;
Mod_MakeSortedSurfaces(mod);
- VectorCopy(mod->brushq3.data_models[i].mins, mod->normalmins);
- VectorCopy(mod->brushq3.data_models[i].maxs, mod->normalmaxs);
- // enlarge the bounding box to enclose all geometry of this model,
- // because q3map2 sometimes lies (mostly to affect the lightgrid),
- // which can in turn mess up the farclip (as well as culling when
- // outside the level - an unimportant concern)
-
- //printf("Editing model %d... BEFORE re-bounding: %f %f %f - %f %f %f\n", i, mod->normalmins[0], mod->normalmins[1], mod->normalmins[2], mod->normalmaxs[0], mod->normalmaxs[1], mod->normalmaxs[2]);
+ VectorClear(mod->normalmins);
+ VectorClear(mod->normalmaxs);
+ l = false;
for (j = 0;j < mod->nummodelsurfaces;j++)
{
const msurface_t *surface = mod->data_surfaces + j + mod->firstmodelsurface;
int k;
if (!surface->num_vertices)
continue;
+ if (!l)
+ {
+ l = true;
+ VectorCopy(v, mod->normalmins);
+ VectorCopy(v, mod->normalmaxs);
+ }
for (k = 0;k < surface->num_vertices;k++, v += 3)
{
mod->normalmins[0] = min(mod->normalmins[0], v[0]);
mod->normalmaxs[2] = max(mod->normalmaxs[2], v[2]);
}
}
- //printf("Editing model %d... AFTER re-bounding: %f %f %f - %f %f %f\n", i, mod->normalmins[0], mod->normalmins[1], mod->normalmins[2], mod->normalmaxs[0], mod->normalmaxs[1], mod->normalmaxs[2]);
corner[0] = max(fabs(mod->normalmins[0]), fabs(mod->normalmaxs[0]));
corner[1] = max(fabs(mod->normalmins[1]), fabs(mod->normalmaxs[1]));
corner[2] = max(fabs(mod->normalmins[2]), fabs(mod->normalmaxs[2]));
mod->DrawSky = R_Q1BSP_DrawSky;
for (j = 0;j < mod->nummodelsurfaces;j++)
- if (mod->data_surfaces[j + mod->firstmodelsurface].texture->basematerialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION))
+ if (mod->data_surfaces[j + mod->firstmodelsurface].texture->basematerialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA))
break;
if (j < mod->nummodelsurfaces)
mod->DrawAddWaterPlanes = R_Q1BSP_DrawAddWaterPlanes;
+
+ Mod_MakeCollisionBIH(mod, true, &mod->collision_bih);
+ mod->render_bih = mod->collision_bih;
+
+ // generate VBOs and other shared data before cloning submodels
+ if (i == 0)
+ Mod_BuildVBOs();
}
+ mod = loadmodel;
+ Mem_Free(submodelfirstsurface);
+
+ 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);
}
-void Mod_IBSP_Load(dp_model_t *mod, void *buffer, void *bufferend)
+
+
+
+
+
+
+
+
+
+#else // OBJASMODEL
+
+#ifdef OBJWORKS
+typedef struct objvertex_s
{
- int i = LittleLong(((int *)buffer)[1]);
- if (i == Q3BSPVERSION || i == Q3BSPVERSION_IG || i == Q3BSPVERSION_LIVE)
- Mod_Q3BSP_Load(mod,buffer, bufferend);
- else if (i == Q2BSPVERSION)
- Mod_Q2BSP_Load(mod,buffer, bufferend);
+ 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
- Host_Error("Mod_IBSP_Load: unknown/unsupported version %i", i);
+ {
+ 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_MAP_Load(dp_model_t *mod, void *buffer, void *bufferend)
+void Mod_OBJ_SnapVertex(float *v)
{
- Host_Error("Mod_MAP_Load: not yet implemented");
+ 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]) + (r_enableshadowvolume.integer ? loadmodel->surfmesh.num_triangles * sizeof(int[3]) : 0));
+ 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]);
+ if (r_enableshadowvolumes.integer)
+ 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);
+ if (loadmodel->surfmesh.data_neighbor3i)
+ 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)
{