+#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
+