Host_Error("Mod_MAP_Load: not yet implemented");
}
+#define OBJASMODEL
+
+#ifdef OBJASMODEL
+typedef struct objvertex_s
+{
+ int nextindex;
+ int textureindex;
+ float v[3];
+ float vt[2];
+ float vn[3];
+}
+objvertex_t;
+
+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, numvertices, firstvertex, firsttriangle, elementindex, vertexindex, numsurfaces, surfacevertices, surfacetriangles, surfaceelements;
+ 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;
+ float *v = NULL;
+ float *vt = NULL;
+ float *vn = NULL;
+ float mins[3];
+ float maxs[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;
+
+ 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 = NULL;
+ loadmodel->TraceLine = NULL;
+ loadmodel->TracePoint = NULL;
+ loadmodel->PointSuperContents = NULL;
+ 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(;;)
+ {
+ 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] = "";
+ 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;
+ 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)
+ {
+ 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"))
+ ;
+ 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->num_surfaces = loadmodel->nummodelsurfaces = numsurfaces = numtextures;
+ loadmodel->surfmesh.data_element3i = Mem_Alloc(loadmodel->mempool, numtriangles * sizeof(int[3]));
+ loadmodel->data_surfaces = (msurface_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t));
+ // allocate vertex hash structures to build an optimal vertex subset
+ vertexhashsize = numtriangles*2;
+ vertexhashtable = Mem_Alloc(loadmodel->mempool, sizeof(int) * vertexhashsize);
+ memset(vertexhashtable, 0xFF, sizeof(int) * vertexhashsize);
+ vertexhashdata = Mem_Alloc(loadmodel->mempool, sizeof(*vertexhashdata) * numtriangles*3);
+ vertexhashcount = 0;
+
+ // gather surface stats for assigning vertex/triangle ranges
+ firstvertex = 0;
+ firsttriangle = 0;
+ elementindex = 0;
+ for (textureindex = 0;textureindex < numtextures;textureindex++)
+ {
+ msurface_t *surface = loadmodel->data_surfaces + textureindex;
+ // copy the mins/maxs of the model backwards so that the first vertex
+ // added will set the surface bounds to a point
+ VectorCopy(loadmodel->normalmaxs, surface->mins);
+ VectorCopy(loadmodel->normalmins, surface->maxs);
+ surfacevertices = 0;
+ surfaceelements = 0;
+ for (vertexindex = 0;vertexindex < numtriangles*3;vertexindex++)
+ {
+ thisvertex = vertices + vertexindex;
+ if (thisvertex->textureindex != textureindex)
+ continue;
+ 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]);
+ 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->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;
+ }
+ numvertices = firstvertex;
+
+ // allocate storage for final mesh data
+ loadmodel->num_textures = numtextures * loadmodel->numskins;
+ loadmodel->num_texturesperskin = numtextures;
+ data = (unsigned char *)Mem_Alloc(loadmodel->mempool, numsurfaces * sizeof(int) + numsurfaces * loadmodel->numskins * sizeof(texture_t) + numtriangles * sizeof(int[3]) + (numvertices <= 65536 ? numtriangles * sizeof(unsigned short[3]) : 0) + numvertices * sizeof(float[14]));
+ loadmodel->sortedmodelsurfaces = (int *)data;data += numsurfaces * sizeof(int);
+ loadmodel->data_textures = (texture_t *)data;data += numsurfaces * loadmodel->numskins * sizeof(texture_t);
+ loadmodel->surfmesh.num_vertices = numvertices;
+ loadmodel->surfmesh.num_triangles = numtriangles;
+ loadmodel->surfmesh.data_neighbor3i = (int *)data;data += numtriangles * sizeof(int[3]);
+ 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);
+ VectorCopy(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
+ for (textureindex = 0;textureindex < numtextures;textureindex++)
+ {
+ msurface_t *surface = loadmodel->data_surfaces + textureindex;
+ surface->texture = loadmodel->data_textures + textureindex;
+ }
+
+ // free data
+ Mem_Free(vertices);
+ Mem_Free(texturenames);
+ Mem_Free(v);
+ Mem_Free(vt);
+ Mem_Free(vn);
+ Mem_Free(vertexhashtable);
+ Mem_Free(vertexhashdata);
+
+ // compute all the mesh information that was not loaded from the file
+ Mod_MakeSortedSurfaces(loadmodel);
+ 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, true);
+ Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, true);
+ Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
+}
+
+
+
+
+
+
+
+
+
+
+#else // OBJASMODEL
+
#ifdef OBJWORKS
typedef struct objvertex_s
{
{
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);
}
}
textures = Mem_Alloc(tempmempool, maxtextures * sizeof(*textures));
if (oldtextures)
{
- memcpy(textures, oldtextures, numtexutres * sizeof(*textures));
+ memcpy(textures, oldtextures, numtextures * sizeof(*textures));
Mem_Free(oldtextures);
}
}
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)
{
projects / xonotic / darkplaces.git / commitdiff