X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=model_brush.c;h=4f40987590d77d38225ced0b8e5fdd26c15bc050;hp=562f95127a11f14023f4f2128d3952434b4a6b29;hb=1c856177a95b7bbc4155cc45c4bf7c0effa54d1c;hpb=51b0ff949b9b0e8366ec9d8f78c12bbb65d3f01f diff --git a/model_brush.c b/model_brush.c index 562f9512..4f409875 100644 --- a/model_brush.c +++ b/model_brush.c @@ -27,8 +27,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. //cvar_t r_subdivide_size = {CVAR_SAVE, "r_subdivide_size", "128", "how large water polygons should be (smaller values produce more polygons which give better warping effects)"}; +cvar_t mod_bsp_portalize = {0, "mod_bsp_portalize", "1", "enables portal generation from BSP tree (may take several seconds per map), used by r_drawportals, r_useportalculling, r_shadow_realtime_world_compileportalculling, sv_cullentities_portal"}; cvar_t r_novis = {0, "r_novis", "0", "draws whole level, see also sv_cullentities_pvs 0"}; -cvar_t r_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)"}; @@ -46,6 +46,13 @@ cvar_t mod_q3bsp_debugtracebrush = {0, "mod_q3bsp_debugtracebrush", "0", "select 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; @@ -56,8 +63,8 @@ static texture_t mod_q1bsp_texture_water; 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); @@ -75,6 +82,12 @@ void Mod_BrushInit(void) 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)); @@ -522,17 +535,17 @@ static void Mod_Q1BSP_FindNonSolidLocation_r_Leaf(findnonsolidlocationinfo_t *in surface = info->model->data_surfaces + *mark; if (surface->texture->supercontents & SUPERCONTENTS_SOLID) { - if(surface->num_bboxstride > 0) + 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); @@ -1017,7 +1030,7 @@ static int Mod_Q1BSP_PointSuperContents(struct model_s *model, int frame, const 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; @@ -1123,7 +1136,7 @@ void Collision_ClipTrace_Box(trace_t *trace, const vec3_t cmins, const vec3_t cm #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; @@ -1209,7 +1222,7 @@ loc0: 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 @@ -1326,8 +1339,8 @@ void R_Q1BSP_LoadSplitSky (unsigned char *src, int width, int height, int bytesp int x, y; int w = width/2; int h = height; - unsigned *solidpixels = Mem_Alloc(tempmempool, w*h*sizeof(unsigned char[4])); - unsigned *alphapixels = Mem_Alloc(tempmempool, w*h*sizeof(unsigned char[4])); + 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) @@ -1381,8 +1394,8 @@ void R_Q1BSP_LoadSplitSky (unsigned char *src, int width, int height, int bytesp } } - loadmodel->brush.solidskyskinframe = R_SkinFrame_LoadInternalBGRA("sky_solidtexture", TEXF_PRECACHE, (unsigned char *) solidpixels, w, h); - loadmodel->brush.alphaskyskinframe = R_SkinFrame_LoadInternalBGRA("sky_alphatexture", TEXF_ALPHA | TEXF_PRECACHE, (unsigned char *) alphapixels, w, h); + 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); } @@ -1459,6 +1472,10 @@ 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) @@ -1565,7 +1582,9 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) // LordHavoc: HL sky textures are entirely different than quake if (!loadmodel->brush.ishlbsp && !strncmp(tx->name, "sky", 3) && mtwidth == mtheight * 2) { - data = loadimagepixelsbgra(tx->name, false, false); + 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); @@ -1576,9 +1595,9 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) } 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 @@ -1595,13 +1614,13 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) { 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_PRECACHE | TEXF_MIPMAP | (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) @@ -1616,7 +1635,7 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) { // 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) @@ -1631,7 +1650,7 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) 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)) @@ -2246,6 +2265,7 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) loadmodel->num_surfaces = count; + loadmodel->brushq1.firstrender = true; loadmodel->brushq1.lightmapupdateflags = (unsigned char *)Mem_Alloc(loadmodel->mempool, count*sizeof(unsigned char)); totalverts = 0; @@ -2261,7 +2281,7 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) lightmaptexture = NULL; deluxemaptexture = r_texture_blanknormalmap; - lightmapnumber = 1; + lightmapnumber = 0; lightmapsize = bound(256, gl_max_lightmapsize.integer, (int)vid.maxtexturesize_2d); totallightmapsamples = 0; @@ -2325,8 +2345,8 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) } // 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 @@ -2399,6 +2419,7 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) // lightmap is needed on this surface (rather than duplicating the // logic above) loadmodel->brushq1.lightmapupdateflags[surfacenum] = true; + loadmodel->lit = true; } } @@ -2439,9 +2460,12 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) 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++; Mod_AllocLightmap_Reset(&allocState); Mod_AllocLightmap_Block(&allocState, ssize, tsize, &lightmapx, &lightmapy); @@ -2541,6 +2565,8 @@ static void Mod_Q1BSP_LoadNodes(lump_t *l) 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; @@ -2957,10 +2983,13 @@ static void Mod_Q1BSP_FinalizePortals(void) // 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); + } } numportals = 0; numpoints = 0; @@ -3045,23 +3074,27 @@ static void Mod_Q1BSP_FinalizePortals(void) 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]; + } } } } } // now recalculate the node bounding boxes from the leafs - Mod_Q1BSP_RecursiveRecalcNodeBBox(loadmodel->brush.data_nodes + loadmodel->brushq1.hulls[0].firstclipnode); + if (mod_recalculatenodeboxes.integer) + Mod_Q1BSP_RecursiveRecalcNodeBBox(loadmodel->brush.data_nodes + loadmodel->brushq1.hulls[0].firstclipnode); } /* @@ -3138,6 +3171,9 @@ static void RemovePortalFromNodes(portal_t *portal) } #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; @@ -3145,12 +3181,23 @@ static void Mod_Q1BSP_RecursiveNodePortals(mnode_t *node) 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]; @@ -3268,12 +3315,21 @@ static void Mod_Q1BSP_RecursiveNodePortals(mnode_t *node) Mod_Q1BSP_RecursiveNodePortals(front); Mod_Q1BSP_RecursiveNodePortals(back); + + portalpointsbufferoffset -= 6*MAX_PORTALPOINTS; } static void Mod_Q1BSP_MakePortals(void) { 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); } @@ -3368,15 +3424,38 @@ static void Mod_Q1BSP_RoundUpToHullSize(dp_model_t *cmodel, const vec3_t inmins, 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]; @@ -3447,6 +3526,7 @@ void Mod_Q1BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) 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; @@ -3460,12 +3540,15 @@ void Mod_Q1BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) 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]); @@ -3494,25 +3577,14 @@ void Mod_Q1BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) 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 *)); @@ -3638,7 +3710,7 @@ void Mod_Q1BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) 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; @@ -3687,14 +3759,29 @@ void Mod_Q1BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) 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); - //Mod_Q1BSP_ProcessLightList(); + 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; + } + + // 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) @@ -4222,13 +4309,11 @@ static void Mod_Q3BSP_LoadTextures(lump_t *l) 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) @@ -4432,6 +4517,8 @@ static void Mod_Q3BSP_LoadVertices(lump_t *l) 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; } } @@ -4445,8 +4532,16 @@ static void Mod_Q3BSP_LoadTriangles(lump_t *l) 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; @@ -4456,8 +4551,6 @@ static void Mod_Q3BSP_LoadTriangles(lump_t *l) 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; } } @@ -4466,12 +4559,32 @@ static void Mod_Q3BSP_LoadTriangles(lump_t *l) 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) @@ -4510,7 +4623,7 @@ static void Mod_Q3BSP_LoadLightmaps(lump_t *l, lump_t *faceslump) 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; @@ -4530,19 +4643,19 @@ static void Mod_Q3BSP_LoadLightmaps(lump_t *l, lump_t *faceslump) 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; @@ -4612,18 +4725,42 @@ static void Mod_Q3BSP_LoadLightmaps(lump_t *l, lump_t *faceslump) // 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) <= (int)vid.maxtexturesize_2d && (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< 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<brushq3.num_lightmapmergedwidthpower) + loadmodel->brushq3.num_lightmapmergedwidthpower++; + while (mergedheight > size<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 *)); @@ -4632,61 +4769,43 @@ static void Mod_Q3BSP_LoadLightmaps(lump_t *l, lump_t *faceslump) 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) @@ -4765,7 +4884,7 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) { 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; @@ -4776,6 +4895,8 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) float *originalcolor4f; float *originaltexcoordtexture2f; float *originaltexcoordlightmap2f; + float *surfacecollisionvertex3f; + int *surfacecollisionelement3i; float *v; patchtess_t *patchtess = NULL; int patchtesscount = 0; @@ -4822,8 +4943,8 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) 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) @@ -4846,9 +4967,10 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) } 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; } } @@ -4917,18 +5039,18 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) 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; } @@ -4957,6 +5079,8 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) 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); @@ -4968,14 +5092,31 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) 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) @@ -4986,6 +5127,7 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) firstelement = LittleLong(in->firstelement); out->num_firstvertex = meshvertices; out->num_firsttriangle = meshtriangles; + out->num_firstcollisiontriangle = collisiontriangles; switch(type) { case Q3FACETYPE_FLAT: @@ -5039,7 +5181,7 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) 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) @@ -5052,40 +5194,62 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) 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.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); + 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); + + collisionvertices += finalvertices; + collisiontriangles += out->num_collisiontriangles; break; default: break; @@ -5161,13 +5325,20 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) 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) @@ -5330,6 +5501,8 @@ static void Mod_Q3BSP_LoadNodes(lump_t *l) 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; @@ -5455,11 +5628,27 @@ static void Mod_Q3BSP_LoadPVS(lump_t *l) static void Mod_Q3BSP_LightPoint(dp_model_t *model, const vec3_t p, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal) { int i, j, k, index[3]; - float transformed[3], blend1, blend2, blend, stylescale; + float transformed[3], blend1, blend2, blend, stylescale = 1; q3dlightgrid_t *a, *s; // scale lighting by lightstyle[0] so that darkmode in dpmod works properly - stylescale = r_refdef.scene.rtlightstylevalue[0]; + switch(vid.renderpath) + { + case RENDERPATH_GL20: + case RENDERPATH_CGGL: + case RENDERPATH_D3D9: + case RENDERPATH_D3D10: + case RENDERPATH_D3D11: + case RENDERPATH_SOFT: + case RENDERPATH_GLES2: + // LordHavoc: FIXME: is this true? + stylescale = 1; // added while render + break; + case RENDERPATH_GL11: + case RENDERPATH_GL13: + stylescale = r_refdef.scene.rtlightstylevalue[0]; + break; + } if (!model->brushq3.num_lightgrid) { @@ -5595,127 +5784,686 @@ static qboolean Mod_Q3BSP_TraceLineOfSight(struct model_s *model, const vec3_t s } } -static void Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const vec3_t point, int markframe) +static void Mod_CollisionBIH_TracePoint_RecursiveBIHNode(trace_t *trace, dp_model_t *model, int nodenum, const vec3_t point) { - 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++) + const bih_leaf_t *leaf; + const bih_node_t *node; + const colbrushf_t *brush; + int axis; + while (nodenum >= 0) { - brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf; - if (brush && brush->markframe != markframe && BoxesOverlap(point, point, brush->mins, brush->maxs)) + node = model->collision_bih.nodes + nodenum; + axis = node->type - BIH_SPLITX; + if (point[axis] <= node->backmax) { - brush->markframe = markframe; - Collision_TracePointBrushFloat(trace, point, brush); + 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; } - // can't do point traces on curves (they have no thickness) } -static void Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const vec3_t start, const vec3_t end, vec_t startfrac, vec_t endfrac, const vec3_t linestart, const vec3_t lineend, int markframe, const vec3_t segmentmins, const vec3_t segmentmaxs) +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) { - int i, startside, endside; - float dist1, dist2, midfrac, mid[3], nodesegmentmins[3], nodesegmentmaxs[3]; - mleaf_t *leaf; - msurface_t *surface; - mplane_t *plane; - colbrushf_t *brush; - // walk the tree until we hit a leaf, recursing for any split cases - while (node->plane) - { - // abort if this part of the bsp tree can not be hit by this trace -// if (!(node->combinedsupercontents & trace->hitsupercontentsmask)) -// return; - plane = node->plane; - // axial planes are much more common than non-axial, so an optimized - // axial case pays off here - if (plane->type < 3) + 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) { - dist1 = start[plane->type] - plane->dist; - dist2 = end[plane->type] - plane->dist; + 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) { - dist1 = DotProduct(start, plane->normal) - plane->dist; - dist2 = DotProduct(end, plane->normal) - plane->dist; - } - startside = dist1 < 0; - endside = dist2 < 0; - if (startside == endside) - { - // most of the time the line fragment is on one side of the plane - node = node->children[startside]; + 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) { - // line crosses node plane, split the line - dist1 = PlaneDiff(linestart, plane); - dist2 = PlaneDiff(lineend, plane); - midfrac = dist1 / (dist1 - dist2); - VectorLerp(linestart, midfrac, lineend, mid); - // take the near side first - Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[startside], start, mid, startfrac, midfrac, linestart, lineend, markframe, segmentmins, segmentmaxs); - // if we found an impact on the front side, don't waste time - // exploring the far side - if (midfrac <= trace->realfraction) - Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[endside], mid, end, midfrac, endfrac, linestart, lineend, markframe, segmentmins, segmentmaxs); - return; + 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 } - // abort if this part of the bsp tree can not be hit by this trace -// if (!(node->combinedsupercontents & trace->hitsupercontentsmask)) -// return; - // hit a leaf - nodesegmentmins[0] = min(start[0], end[0]) - 1; - nodesegmentmins[1] = min(start[1], end[1]) - 1; - nodesegmentmins[2] = min(start[2], end[2]) - 1; - nodesegmentmaxs[0] = max(start[0], end[0]) + 1; - nodesegmentmaxs[1] = max(start[1], end[1]) + 1; - nodesegmentmaxs[2] = max(start[2], end[2]) + 1; - // line trace the brushes - leaf = (mleaf_t *)node; - for (i = 0;i < leaf->numleafbrushes;i++) + 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) { - brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf; - if (brush && brush->markframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, brush->mins, brush->maxs)) - { - brush->markframe = markframe; - Collision_TraceLineBrushFloat(trace, linestart, lineend, brush, brush); - } + 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; } - // can't do point traces on curves (they have no thickness) - if (leaf->containscollisionsurfaces && mod_q3bsp_curves_collisions.integer && !VectorCompare(start, end)) +} + +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) { - // line trace the curves - for (i = 0;i < leaf->numleafsurfaces;i++) + 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) { - surface = model->data_surfaces + leaf->firstleafsurface[i]; - if (surface->num_collisiontriangles && surface->collisionmarkframe != 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); - } + 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; } } -static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, int markframe, const vec3_t segmentmins, const vec3_t segmentmaxs) +void Mod_CollisionBIH_TracePoint(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask) { - int i; - int sides; - mleaf_t *leaf; - colbrushf_t *brush; - msurface_t *surface; - mplane_t *plane; - float nodesegmentmins[3], nodesegmentmaxs[3]; - // walk the tree until we hit a leaf, recursing for any split cases + 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) +} + +static void Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const vec3_t start, const vec3_t end, vec_t startfrac, vec_t endfrac, const vec3_t linestart, const vec3_t lineend, int markframe, const vec3_t segmentmins, const vec3_t segmentmaxs) +{ + int i, startside, endside; + float dist1, dist2, midfrac, mid[3], nodesegmentmins[3], nodesegmentmaxs[3]; + mleaf_t *leaf; + msurface_t *surface; + mplane_t *plane; + colbrushf_t *brush; + // 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; + plane = node->plane; + // axial planes are much more common than non-axial, so an optimized + // axial case pays off here + if (plane->type < 3) + { + dist1 = start[plane->type] - plane->dist; + dist2 = end[plane->type] - plane->dist; + } + else + { + dist1 = DotProduct(start, plane->normal) - plane->dist; + dist2 = DotProduct(end, plane->normal) - plane->dist; + } + startside = dist1 < 0; + endside = dist2 < 0; + if (startside == endside) + { + // most of the time the line fragment is on one side of the plane + node = node->children[startside]; + } + else + { + // line crosses node plane, split the line + dist1 = PlaneDiff(linestart, plane); + dist2 = PlaneDiff(lineend, plane); + midfrac = dist1 / (dist1 - dist2); + VectorLerp(linestart, midfrac, lineend, mid); + // take the near side first + Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[startside], start, mid, startfrac, midfrac, linestart, lineend, markframe, segmentmins, segmentmaxs); + // if we found an impact on the front side, don't waste time + // exploring the far side + if (midfrac <= trace->realfraction) + 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)) +// return; + // hit a leaf + nodesegmentmins[0] = min(start[0], end[0]) - 1; + nodesegmentmins[1] = min(start[1], end[1]) - 1; + nodesegmentmins[2] = min(start[2], end[2]) - 1; + nodesegmentmaxs[0] = max(start[0], end[0]) + 1; + nodesegmentmaxs[1] = max(start[1], end[1]) + 1; + 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; + if (brush && brush->markframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, brush->mins, brush->maxs)) + { + brush->markframe = markframe; + Collision_TraceLineBrushFloat(trace, linestart, lineend, brush, brush); + } + } + // can't do point traces on curves (they have no thickness) + if (leaf->containscollisionsurfaces && mod_q3bsp_curves_collisions.integer && !VectorCompare(start, end)) + { + // line trace the curves + for (i = 0;i < leaf->numleafsurfaces;i++) + { + surface = model->data_surfaces + leaf->firstleafsurface[i]; + if (surface->num_collisiontriangles && surface->deprecatedq3collisionmarkframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, surface->mins, surface->maxs)) + { + 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); + } + } + } +} + +static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, int markframe, const vec3_t segmentmins, const vec3_t segmentmaxs) +{ + int i; + int sides; + mleaf_t *leaf; + colbrushf_t *brush; + msurface_t *surface; + mplane_t *plane; + float nodesegmentmins[3], nodesegmentmaxs[3]; + // 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; @@ -5750,6 +6498,7 @@ static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, dp_model_t *mo 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)) @@ -5762,6 +6511,10 @@ static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, dp_model_t *mo 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; @@ -5776,15 +6529,16 @@ static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, dp_model_t *mo 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, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask) @@ -5795,7 +6549,9 @@ static void Mod_Q3BSP_TracePoint(dp_model_t *model, const frameblend_t *frameble 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) @@ -5828,15 +6584,17 @@ static void Mod_Q3BSP_TraceLine(dp_model_t *model, const frameblend_t *frameblen 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) + 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) - 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_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); @@ -5859,10 +6617,7 @@ static void Mod_Q3BSP_TraceBox(dp_model_t *model, const frameblend_t *frameblend if (VectorCompare(start, end)) Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, shiftstart, hitsupercontentsmask); else - { Mod_Q3BSP_TraceLine(model, frameblend, skeleton, trace, shiftstart, shiftend, hitsupercontentsmask); - VectorSubtract(trace->endpos, boxmins, trace->endpos); - } return; } @@ -5883,38 +6638,89 @@ static void Mod_Q3BSP_TraceBox(dp_model_t *model, const frameblend_t *frameblend VectorAdd(end, boxmaxs, boxendmaxs); Collision_BrushForBox(&thisbrush_start, boxstartmins, boxstartmaxs, 0, 0, NULL); Collision_BrushForBox(&thisbrush_end, boxendmins, boxendmaxs, 0, 0, NULL); - if (model->brush.submodel) + 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) + 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_TraceBrushTriangleMeshFloat(trace, &thisbrush_start.brush, &thisbrush_end.brush, 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_TraceBrush_RecursiveBSPNode(trace, model, model->brush.data_nodes, &thisbrush_start.brush, &thisbrush_end.brush, ++markframe, segmentmins, segmentmaxs); } -static int Mod_Q3BSP_PointSuperContents(struct model_s *model, int frame, const vec3_t point) +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) { + float segmentmins[3], segmentmaxs[3]; int i; - int supercontents = 0; + msurface_t *surface; q3mbrush_t *brush; - // test if the point is inside each brush - if (model->brush.submodel) + + if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(start->mins, start->maxs) && VectorCompare(end->mins, end->maxs)) + { + if (VectorCompare(start->mins, end->mins)) + Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, start->mins, hitsupercontentsmask); + else + Mod_Q3BSP_TraceLine(model, frameblend, skeleton, trace, start->mins, end->mins, hitsupercontentsmask); + return; + } + + // box trace, performed as brush trace + memset(trace, 0, sizeof(*trace)); + trace->fraction = 1; + trace->realfraction = 1; + trace->hitsupercontentsmask = hitsupercontentsmask; + segmentmins[0] = min(start->mins[0], end->mins[0]); + segmentmins[1] = min(start->mins[1], end->mins[1]); + segmentmins[2] = min(start->mins[2], end->mins[2]); + segmentmaxs[0] = max(start->maxs[0], end->maxs[0]); + segmentmaxs[1] = max(start->maxs[1], end->maxs[1]); + segmentmaxs[2] = max(start->maxs[2], end->maxs[2]); + if (mod_collision_bih.integer) + Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace, model, model->collision_bih.rootnode, start, end, segmentmins, segmentmaxs); + else if (model->brush.submodel) { - // submodels are effectively one leaf for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++) - if (brush->colbrushf && Collision_PointInsideBrushFloat(point, brush->colbrushf)) - supercontents |= brush->colbrushf->supercontents; + if (brush->colbrushf && BoxesOverlap(segmentmins, segmentmaxs, brush->colbrushf->mins, brush->colbrushf->maxs)) + Collision_TraceBrushBrushFloat(trace, start, end, brush->colbrushf, brush->colbrushf); + if (mod_q3bsp_curves_collisions.integer) + for (i = 0, surface = model->data_surfaces + model->firstmodelsurface;i < model->nummodelsurfaces;i++, surface++) + if (surface->num_collisiontriangles && BoxesOverlap(segmentmins, segmentmaxs, surface->mins, surface->maxs)) + Collision_TraceBrushTriangleMeshFloat(trace, start, end, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs); } else - { - mnode_t *node = model->brush.data_nodes; - mleaf_t *leaf; - // find which leaf the point is in + 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 + 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++) + if (brush->colbrushf && Collision_PointInsideBrushFloat(point, brush->colbrushf)) + supercontents |= brush->colbrushf->supercontents; + } + else + { + mnode_t *node = model->brush.data_nodes; + mleaf_t *leaf; + // 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]; leaf = (mleaf_t *)node; @@ -5929,6 +6735,141 @@ static int Mod_Q3BSP_PointSuperContents(struct model_s *model, int frame, const 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; @@ -6004,10 +6945,9 @@ void Mod_Q3BSP_RecursiveFindNumLeafs(mnode_t *node) 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"; @@ -6025,6 +6965,7 @@ void Mod_Q3BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) 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; @@ -6045,6 +6986,7 @@ void Mod_Q3BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) 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; @@ -6118,27 +7060,14 @@ void Mod_Q3BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) loadmodel->brush.numsubmodels = loadmodel->brushq3.num_models; // the MakePortals code works fine on the q3bsp data as well - Mod_Q1BSP_MakePortals(); + if (mod_bsp_portalize.integer) + Mod_Q1BSP_MakePortals(); // FIXME: shader alpha should replace r_wateralpha support in q3bsp loadmodel->brush.supportwateralpha = true; // 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); - } + Mod_Q1BSP_CreateShadowMesh(loadmodel); loadmodel->brush.num_leafs = 0; Mod_Q3BSP_RecursiveFindNumLeafs(loadmodel->brush.data_nodes); @@ -6235,11 +7164,20 @@ void Mod_Q3BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) 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, 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) @@ -6258,6 +7196,607 @@ 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); + + // 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; + + 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 = submodelfirstsurface[i]; + mod->nummodelsurfaces = submodelfirstsurface[i+1] - submodelfirstsurface[i]; + mod->firstmodelbrush = 0; + mod->nummodelbrushes = 0; + mod->sortedmodelsurfaces = loadmodel->sortedmodelsurfaces + mod->firstmodelsurface; + Mod_MakeSortedSurfaces(mod); + + 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; + const float *v = mod->surfmesh.data_vertex3f + 3 * surface->num_firstvertex; + int k; + if (!surface->num_vertices) + continue; + if (!l) + { + l = true; + VectorCopy(v, mod->normalmins); + VectorCopy(v, mod->normalmaxs); + } + 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]); + } + } + 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, 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); +} + + + + + + + + + + +#else // OBJASMODEL + #ifdef OBJWORKS typedef struct objvertex_s { @@ -6735,6 +8274,7 @@ void Mod_OBJ_Load(dp_model_t *mod, void *buffer, void *bufferend) 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; @@ -6878,10 +8418,10 @@ void Mod_OBJ_Load(dp_model_t *mod, void *buffer, void *bufferend) { objtriangle_t *oldtriangles = triangles; maxtriangles *= 2; - triangles = Mem_Alloc(tempmempool, numtriangles * sizeof(*triangles)); + triangles = Mem_Alloc(tempmempool, maxtriangles * sizeof(*triangles)); if (oldtriangles) { - memcpy(triangles, oldtriangles, numtriangles * sizeof(*triangles)); + memcpy(triangles, oldtriangles, maxtriangles * sizeof(*triangles)); Mem_Free(oldtriangles); } } @@ -6913,7 +8453,7 @@ void Mod_OBJ_Load(dp_model_t *mod, void *buffer, void *bufferend) textures = Mem_Alloc(tempmempool, maxtextures * sizeof(*textures)); if (oldtextures) { - memcpy(textures, oldtextures, numtexutres * sizeof(*textures)); + memcpy(textures, oldtextures, numtextures * sizeof(*textures)); Mem_Free(oldtextures); } } @@ -6935,7 +8475,7 @@ void Mod_OBJ_Load(dp_model_t *mod, void *buffer, void *bufferend) 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_PRECACHE | (r_picmipworld.integer ? TEXF_PICMIP : 0) | TEXF_COMPRESS); + 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++) @@ -7010,14 +8550,15 @@ void Mod_OBJ_Load(dp_model_t *mod, void *buffer, void *bufferend) loadmodel->num_surfaces = 1; loadmodel->nummodelsurfaces = loadmodel->num_surfaces; - data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->numframes * sizeof(animscene_t) + loadmodel->numframes * sizeof(float[6]) + loadmodel->surfmesh.num_triangles * sizeof(int[3]) + loadmodel->surfmesh.num_triangles * sizeof(int[3])); + 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]); - loadmodel->surfmesh.data_neighbor3i = (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; @@ -7039,7 +8580,7 @@ void Mod_OBJ_Load(dp_model_t *mod, void *buffer, void *bufferend) 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_PRECACHE | TEXF_PICMIP | TEXF_COMPRESS); + 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 { @@ -7159,7 +8700,8 @@ void Mod_OBJ_Load(dp_model_t *mod, void *buffer, void *bufferend) Mem_Free(vertremap); Mod_MakeSortedSurfaces(loadmodel); - Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles); + 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(); @@ -7177,6 +8719,7 @@ void Mod_OBJ_Load(dp_model_t *mod, void *buffer, void *bufferend) 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) {