- *s++ = 0;
- while (*s == ' ' || *s == '\t')
- s++;
- }
- if (!argc)
- continue;
- if (argv[0][0] == '#')
- continue;
- if (!strcmp(argv[0], "v"))
- {
- if (maxv <= numv)
- {
- float *oldv = v;
- maxv *= 2;
- v = Mem_Alloc(tempmempool, maxv * sizeof(float[3]));
- if (oldv)
- {
- memcpy(v, oldv, numv * sizeof(float[3]));
- Mem_Free(oldv);
- }
- }
- v[numv*3+0] = atof(argv[1]);
- v[numv*3+1] = atof(argv[2]);
- v[numv*3+2] = atof(argv[3]);
- numv++;
- }
- else if (!strcmp(argv[0], "vt"))
- {
- if (maxvt <= numvt)
- {
- float *oldvt = vt;
- maxvt *= 2;
- vt = Mem_Alloc(tempmempool, maxvt * sizeof(float[2]));
- if (oldvt)
- {
- memcpy(vt, oldvt, numvt * sizeof(float[2]));
- Mem_Free(oldvt);
- }
- }
- vt[numvt*2+0] = atof(argv[1]);
- vt[numvt*2+1] = atof(argv[2]);
- numvt++;
- }
- else if (!strcmp(argv[0], "vn"))
- {
- if (maxvn <= numvn)
- {
- float *oldvn = vn;
- maxvn *= 2;
- vn = Mem_Alloc(tempmempool, maxvn * sizeof(float[3]));
- if (oldvn)
- {
- memcpy(vn, oldvn, numvn * sizeof(float[3]));
- Mem_Free(oldvn);
- }
- }
- vn[numvn*3+0] = atof(argv[1]);
- vn[numvn*3+1] = atof(argv[2]);
- vn[numvn*3+2] = atof(argv[3]);
- numvn++;
- }
- else if (!strcmp(argv[0], "f"))
- {
- for (j = 1;j < argc;j++)
- {
- index1 = atoi(argv[j]);
- while(argv[j][0] && argv[j][0] != '/')
- argv[j]++;
- if (argv[j][0])
- argv[j]++;
- index2 = atoi(argv[j]);
- while(argv[j][0] && argv[j][0] != '/')
- argv[j]++;
- if (argv[j][0])
- argv[j]++;
- index3 = atoi(argv[j]);
- // negative refers to a recent vertex
- // zero means not specified
- // positive means an absolute vertex index
- if (index1 < 0)
- index1 = numv - index1;
- if (index2 < 0)
- index2 = numvt - index2;
- if (index3 < 0)
- index3 = numvn - index3;
- VectorCopy(v + 3*index1, vcurrent.v);
- Vector2Copy(vt + 2*index2, vcurrent.vt);
- VectorCopy(vn + 3*index3, vcurrent.vn);
- if (numtriangles == 0)
- {
- VectorCopy(vcurrent.v, mins);
- VectorCopy(vcurrent.v, maxs);
- }
- else
- {
- mins[0] = min(mins[0], vcurrent.v[0]);
- mins[1] = min(mins[1], vcurrent.v[1]);
- mins[2] = min(mins[2], vcurrent.v[2]);
- maxs[0] = max(maxs[0], vcurrent.v[0]);
- maxs[1] = max(maxs[1], vcurrent.v[1]);
- maxs[2] = max(maxs[2], vcurrent.v[2]);
- }
- if (j == 1)
- vfirst = vcurrent;
- else if (j >= 3)
- {
- if (maxtriangles <= numtriangles)
- {
- objtriangle_t *oldtriangles = triangles;
- maxtriangles *= 2;
- triangles = Mem_Alloc(tempmempool, maxtriangles * sizeof(*triangles));
- if (oldtriangles)
- {
- memcpy(triangles, oldtriangles, maxtriangles * sizeof(*triangles));
- Mem_Free(oldtriangles);
- }
- }
- triangles[numtriangles].textureindex = textureindex;
- triangles[numtriangles].vertex[0] = vfirst;
- triangles[numtriangles].vertex[1] = vprev;
- triangles[numtriangles].vertex[2] = vcurrent;
- numtriangles++;
- }
- vprev = vcurrent;
- prev = index;
- }
- }
- else if (!strcmp(argv[0], "o") || !strcmp(argv[0], "g"))
- ;
- else if (!!strcmp(argv[0], "usemtl"))
- {
- for (i = 0;i < numtextures;i++)
- if (!strcmp(texturenames[numtextures], argv[1]))
- break;
- if (i < numtextures)
- texture = textures + i;
- else
- {
- if (maxtextures <= numtextures)
- {
- texture_t *oldtextures = textures;
- maxtextures *= 2;
- textures = Mem_Alloc(tempmempool, maxtextures * sizeof(*textures));
- if (oldtextures)
- {
- memcpy(textures, oldtextures, numtextures * sizeof(*textures));
- Mem_Free(oldtextures);
- }
- }
- textureindex = numtextures++;
- texturenames[textureindex] = Mem_Alloc(tempmempool, strlen(argv[1]) + 1);
- memcpy(texturenames[textureindex], argv[1], strlen(argv[1]) + 1);
- }
- }
- text += linelen;
- if (*text == '\r')
- text++;
- if (*text == '\n')
- text++;
- }
-
- // now that we have the OBJ data loaded as-is, we can convert it
-
- // load the textures
- loadmodel->num_textures = numtextures;
- loadmodel->data_textures = Mem_Alloc(loadmodel->mempool, loadmodel->num_textures * sizeof(texture_t));
- for (i = 0;i < numtextures;i++)
- Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + i, texturenames[i], true, true, TEXF_MIPMAP | TEXF_ALPHA | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS);
-
- // free the texturenames array since we are now done with it
- for (i = 0;i < numtextures;i++)
- {
- Mem_Free(texturenames[i]);
- texturenames[i] = NULL;
- }
- Mem_Free(texturenames);
- texturenames = NULL;
-
- // copy the model bounds, then enlarge the yaw and rotated bounds according to radius
- VectorCopy(mins, loadmodel->normalmins);
- VectorCopy(maxs, loadmodel->normalmaxs);
- dist = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
- modelyawradius = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
- modelyawradius = dist*dist+modelyawradius*modelyawradius;
- modelradius = max(fabs(loadmodel->normalmins[2]), fabs(loadmodel->normalmaxs[2]));
- modelradius = modelyawradius + modelradius * modelradius;
- modelyawradius = sqrt(modelyawradius);
- modelradius = sqrt(modelradius);
- loadmodel->yawmins[0] = loadmodel->yawmins[1] = -modelyawradius;
- loadmodel->yawmins[2] = loadmodel->normalmins[2];
- loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelyawradius;
- loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
- loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -modelradius;
- loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = modelradius;
- loadmodel->radius = modelradius;
- loadmodel->radius2 = modelradius * modelradius;
-
- // make sure the temp triangle buffer is big enough for BSP building
- maxclippedtriangles = numtriangles*4;
- if (numtriangles > 0)
- {
- clippedfronttriangles = Mem_Alloc(loadmodel->mempool, maxclippedtriangles * 2 * sizeof(objtriangle_t));
- clippedbacktriangles = clippedfronttriangles + maxclippedtriangles;
- }
-
- // generate a rough BSP tree from triangle data, we don't have to be too careful here, it only has to define the basic areas of the map
- loadmodel->brush.num_leafs = 0;
- loadmodel->brush.num_nodes = 0;
- Mem_ExpandableArray_NewArray(&nodesarray, loadmodel->mempool, sizeof(objnode_t), 1024);
- rootnode = Mod_OBJ_BSPNodeForTriangles(triangles, numtriangles, mins, maxs, &nodesarray, maxclippedtriangles, clippedfronttriangles, clippedbacktriangles);
-
- // convert the BSP tree to mnode_t and mleaf_t structures and convert the triangles to msurface_t...
- loadmodel->brush.data_leafs = Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_leafs * sizeof(mleaf_t));
- loadmodel->brush.data_nodes = Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_nodes * sizeof(mnode_t));
- loadmodel->brush.data_planes = Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_nodes * sizeof(mplane_t));
- loadmodel->brush.num_leafs = 0;
- loadmodel->brush.num_nodes = 0;
- loadmodel->brush.num_planes = 0;
- Mod_OBJ_ConvertAndFreeBSPNode(rootnode);
-
- if (clippedfronttriangles)
- Mem_Free(clippedfronttriangles);
- maxclippedtriangles = 0;
- clippedfronttriangles = NULL;
- clippedbacktriangles = NULL;
-
---- NOTHING DONE PAST THIS POINT ---
-
- loadmodel->numskins = LittleLong(pinmodel->num_skins);
- numxyz = LittleLong(pinmodel->num_xyz);
- numst = LittleLong(pinmodel->num_st);
- loadmodel->surfmesh.num_triangles = LittleLong(pinmodel->num_tris);
- loadmodel->numframes = LittleLong(pinmodel->num_frames);
- loadmodel->surfmesh.num_morphframes = loadmodel->numframes;
- loadmodel->num_poses = loadmodel->surfmesh.num_morphframes;
- skinwidth = LittleLong(pinmodel->skinwidth);
- skinheight = LittleLong(pinmodel->skinheight);
- iskinwidth = 1.0f / skinwidth;
- iskinheight = 1.0f / skinheight;
-
- loadmodel->num_surfaces = 1;
- loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
- data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->numframes * sizeof(animscene_t) + loadmodel->numframes * sizeof(float[6]) + loadmodel->surfmesh.num_triangles * sizeof(int[3]) + loadmodel->surfmesh.num_triangles * sizeof(int[3]));
- loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
- loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
- loadmodel->sortedmodelsurfaces[0] = 0;
- loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
- loadmodel->surfmesh.data_morphmd2framesize6f = (float *)data;data += loadmodel->numframes * sizeof(float[6]);
- loadmodel->surfmesh.data_element3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
- loadmodel->surfmesh.data_neighbor3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
-
- loadmodel->synctype = ST_RAND;
-
- // load the skins
- inskin = (char *)(base + LittleLong(pinmodel->ofs_skins));
- skinfiles = Mod_LoadSkinFiles();
- if (skinfiles)
- {
- loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
- loadmodel->num_texturesperskin = loadmodel->num_surfaces;
- loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
- Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
- Mod_FreeSkinFiles(skinfiles);
- }
- else if (loadmodel->numskins)
- {
- // skins found (most likely not a player model)
- loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
- loadmodel->num_texturesperskin = loadmodel->num_surfaces;
- loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
- for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
- Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + i * loadmodel->num_surfaces, inskin, true, true, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS);
- }
- else
- {
- // no skins (most likely a player model)
- loadmodel->numskins = 1;
- loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
- loadmodel->num_texturesperskin = loadmodel->num_surfaces;
- loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
- Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures, NULL);
- }
-
- loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
- for (i = 0;i < loadmodel->numskins;i++)
- {
- loadmodel->skinscenes[i].firstframe = i;
- loadmodel->skinscenes[i].framecount = 1;
- loadmodel->skinscenes[i].loop = true;
- loadmodel->skinscenes[i].framerate = 10;
- }
-
- // load the triangles and stvert data
- inst = (unsigned short *)(base + LittleLong(pinmodel->ofs_st));
- intri = (md2triangle_t *)(base + LittleLong(pinmodel->ofs_tris));
- md2verthash = (struct md2verthash_s **)Mem_Alloc(tempmempool, 65536 * sizeof(hash));
- md2verthashdata = (struct md2verthash_s *)Mem_Alloc(tempmempool, loadmodel->surfmesh.num_triangles * 3 * sizeof(*hash));
- // swap the triangle list
- loadmodel->surfmesh.num_vertices = 0;
- for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
- {
- for (j = 0;j < 3;j++)
- {
- xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
- st = (unsigned short) LittleShort (intri[i].index_st[j]);
- if (xyz >= numxyz)
- {
- Con_Printf("%s has an invalid xyz index (%i) on triangle %i, resetting to 0\n", loadmodel->name, xyz, i);
- xyz = 0;
- }
- if (st >= numst)
- {
- Con_Printf("%s has an invalid st index (%i) on triangle %i, resetting to 0\n", loadmodel->name, st, i);
- st = 0;
- }
- hashindex = (xyz * 256 + st) & 65535;
- for (hash = md2verthash[hashindex];hash;hash = hash->next)
- if (hash->xyz == xyz && hash->st == st)
- break;
- if (hash == NULL)
- {
- hash = md2verthashdata + loadmodel->surfmesh.num_vertices++;
- hash->xyz = xyz;
- hash->st = st;
- hash->next = md2verthash[hashindex];
- md2verthash[hashindex] = hash;
- }
- loadmodel->surfmesh.data_element3i[i*3+j] = (hash - md2verthashdata);
- }
- }
-
- vertremap = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(int));
- data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(float[2]) + loadmodel->surfmesh.num_vertices * loadmodel->surfmesh.num_morphframes * sizeof(trivertx_t));
- loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += loadmodel->surfmesh.num_vertices * sizeof(float[2]);
- loadmodel->surfmesh.data_morphmdlvertex = (trivertx_t *)data;data += loadmodel->surfmesh.num_vertices * loadmodel->surfmesh.num_morphframes * sizeof(trivertx_t);
- for (i = 0;i < loadmodel->surfmesh.num_vertices;i++)
- {
- int sts, stt;
- hash = md2verthashdata + i;
- vertremap[i] = hash->xyz;
- sts = LittleShort(inst[hash->st*2+0]);
- stt = LittleShort(inst[hash->st*2+1]);
- if (sts < 0 || sts >= skinwidth || stt < 0 || stt >= skinheight)
- {
- Con_Printf("%s has an invalid skin coordinate (%i %i) on vert %i, changing to 0 0\n", loadmodel->name, sts, stt, i);
- sts = 0;
- stt = 0;
- }
- loadmodel->surfmesh.data_texcoordtexture2f[i*2+0] = sts * iskinwidth;
- loadmodel->surfmesh.data_texcoordtexture2f[i*2+1] = stt * iskinheight;
- }