2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 // models.c -- model loading and caching
22 // models are the only shared resource between a client and server running
23 // on the same machine.
31 // LordHavoc: increased from 512 to 2048
32 #define MAX_MOD_KNOWN 2048
33 static model_t mod_known[MAX_MOD_KNOWN];
35 rtexturepool_t *mod_shared_texturepool;
36 rtexture_t *r_notexture;
37 rtexture_t *mod_shared_detailtextures[NUM_DETAILTEXTURES];
39 void Mod_BuildDetailTextures (void)
42 float vc[3], vx[3], vy[3], vn[3], lightdir[3];
43 #define DETAILRESOLUTION 256
44 qbyte data[DETAILRESOLUTION][DETAILRESOLUTION][4], noise[DETAILRESOLUTION][DETAILRESOLUTION];
48 VectorNormalize(lightdir);
49 for (i = 0;i < NUM_DETAILTEXTURES;i++)
51 fractalnoise(&noise[0][0], DETAILRESOLUTION, DETAILRESOLUTION >> 4);
52 for (y = 0;y < DETAILRESOLUTION;y++)
54 for (x = 0;x < DETAILRESOLUTION;x++)
58 vc[2] = noise[y][x] * (1.0f / 32.0f);
61 vx[2] = noise[y][(x + 1) % DETAILRESOLUTION] * (1.0f / 32.0f);
64 vy[2] = noise[(y + 1) % DETAILRESOLUTION][x] * (1.0f / 32.0f);
65 VectorSubtract(vx, vc, vx);
66 VectorSubtract(vy, vc, vy);
67 CrossProduct(vx, vy, vn);
69 light = 128 - DotProduct(vn, lightdir) * 128;
70 light = bound(0, light, 255);
71 data[y][x][0] = data[y][x][1] = data[y][x][2] = light;
75 mod_shared_detailtextures[i] = R_LoadTexture2D(mod_shared_texturepool, va("detailtexture%i", i), DETAILRESOLUTION, DETAILRESOLUTION, &data[0][0][0], TEXTYPE_RGBA, TEXF_MIPMAP | TEXF_PRECACHE, NULL);
79 texture_t r_surf_notexture;
81 void Mod_SetupNoTexture(void)
86 // this makes a light grey/dark grey checkerboard texture
87 for (y = 0;y < 16;y++)
89 for (x = 0;x < 16;x++)
91 if ((y < 8) ^ (x < 8))
108 r_notexture = R_LoadTexture2D(mod_shared_texturepool, "notexture", 16, 16, &pix[0][0][0], TEXTYPE_RGBA, TEXF_MIPMAP, NULL);
111 static void mod_start(void)
114 for (i = 0;i < MAX_MOD_KNOWN;i++)
115 if (mod_known[i].name[0])
116 Mod_UnloadModel(&mod_known[i]);
119 mod_shared_texturepool = R_AllocTexturePool();
120 Mod_SetupNoTexture();
121 Mod_BuildDetailTextures();
124 static void mod_shutdown(void)
127 for (i = 0;i < MAX_MOD_KNOWN;i++)
128 if (mod_known[i].name[0])
129 Mod_UnloadModel(&mod_known[i]);
131 R_FreeTexturePool(&mod_shared_texturepool);
134 static void mod_newmap(void)
143 static void Mod_Print (void);
144 static void Mod_Precache (void);
151 Cmd_AddCommand ("modellist", Mod_Print);
152 Cmd_AddCommand ("modelprecache", Mod_Precache);
155 void Mod_RenderInit(void)
157 R_RegisterModule("Models", mod_start, mod_shutdown, mod_newmap);
160 void Mod_FreeModel (model_t *mod)
162 R_FreeTexturePool(&mod->texturepool);
163 Mem_FreePool(&mod->mempool);
165 // clear the struct to make it available
166 memset(mod, 0, sizeof(model_t));
169 void Mod_UnloadModel (model_t *mod)
171 char name[MAX_QPATH];
172 qboolean isworldmodel;
173 strcpy(name, mod->name);
174 isworldmodel = mod->isworldmodel;
176 strcpy(mod->name, name);
177 mod->isworldmodel = isworldmodel;
178 mod->needload = true;
188 static model_t *Mod_LoadModel (model_t *mod, qboolean crash, qboolean checkdisk, qboolean isworldmodel)
195 if (mod->name[0] == '*') // submodel
204 buf = FS_LoadFile (mod->name, false);
208 Host_Error ("Mod_LoadModel: %s not found", mod->name); // LordHavoc: Sys_Error was *ANNOYING*
212 crc = CRC_Block(buf, fs_filesize);
217 if (mod->crc == crc && mod->isworldmodel == isworldmodel)
221 return mod; // already loaded
225 Con_DPrintf("loading model %s\n", mod->name);
229 buf = FS_LoadFile (mod->name, false);
233 Host_Error ("Mod_LoadModel: %s not found", mod->name);
236 crc = CRC_Block(buf, fs_filesize);
239 // allocate a new model
242 // LordHavoc: unload the existing model in this slot (if there is one)
243 Mod_UnloadModel(mod);
244 mod->isworldmodel = isworldmodel;
247 // errors can prevent the corresponding mod->needload = false;
248 mod->needload = true;
250 // all models use memory, so allocate a memory pool
251 mod->mempool = Mem_AllocPool(mod->name);
252 // all models load textures, so allocate a texture pool
253 if (cls.state != ca_dedicated)
254 mod->texturepool = R_AllocTexturePool();
256 // call the apropriate loader
257 if (!memcmp(buf, "IDPO" , 4)) Mod_LoadQ1AliasModel(mod, buf);
258 else if (!memcmp(buf, "IDP2" , 4)) Mod_LoadQ2AliasModel(mod, buf);
259 else if (!memcmp(buf, "IDP3" , 4)) Mod_LoadQ3AliasModel(mod, buf);
260 else if (!memcmp(buf, "ZYMOTIC" , 7)) Mod_LoadZymoticModel(mod, buf);
261 else if (!memcmp(buf, "IDSP" , 4)) Mod_LoadSpriteModel (mod, buf);
262 else if (!memcmp(buf, "IBSP" , 4)) Mod_LoadBrushModelIBSP (mod, buf);
263 else Mod_LoadBrushModelQ1orHL (mod, buf);
267 // no errors occurred
268 mod->needload = false;
272 void Mod_CheckLoaded (model_t *mod)
277 Mod_LoadModel(mod, true, true, mod->isworldmodel);
280 if (mod->type == mod_invalid)
281 Host_Error("Mod_CheckLoaded: invalid model\n");
293 void Mod_ClearAll (void)
297 void Mod_ClearUsed(void)
302 for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++)
307 void Mod_PurgeUnused(void)
312 for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++)
318 void Mod_LoadModels(void)
323 for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++)
326 Mod_CheckLoaded(mod);
335 model_t *Mod_FindName (const char *name)
338 model_t *mod, *freemod;
341 Host_Error ("Mod_ForName: NULL name");
343 // search the currently loaded models
345 for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++)
349 if (!strcmp (mod->name, name))
355 else if (freemod == NULL)
362 strcpy (mod->name, name);
363 mod->needload = true;
368 Host_Error ("Mod_FindName: ran out of models\n");
378 void Mod_TouchModel (const char *name)
382 mod = Mod_FindName (name);
390 Loads in a model for the given name
393 model_t *Mod_ForName (const char *name, qboolean crash, qboolean checkdisk, qboolean isworldmodel)
395 return Mod_LoadModel (Mod_FindName (name), crash, checkdisk, isworldmodel);
401 //=============================================================================
408 static void Mod_Print (void)
413 Con_Printf ("Loaded models:\n");
414 for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++)
416 Con_Printf ("%4iK %s\n", mod->mempool ? (mod->mempool->totalsize + 1023) / 1024 : 0, mod->name);
424 static void Mod_Precache (void)
427 Mod_ForName(Cmd_Argv(1), false, true, cl.worldmodel && !strcasecmp(Cmd_Argv(1), cl.worldmodel->name));
429 Con_Printf("usage: modelprecache <filename>\n");
432 int Mod_FindTriangleWithEdge(const int *elements, int numtriangles, int start, int end, int ignore)
437 for (i = 0;i < numtriangles;i++, elements += 3)
439 if ((elements[0] == start && elements[1] == end)
440 || (elements[1] == start && elements[2] == end)
441 || (elements[2] == start && elements[0] == end))
447 else if ((elements[1] == start && elements[0] == end)
448 || (elements[2] == start && elements[1] == end)
449 || (elements[0] == start && elements[2] == end))
452 // detect edges shared by three triangles and make them seams
458 void Mod_BuildTriangleNeighbors(int *neighbors, const int *elements, int numtriangles)
462 for (i = 0, e = elements, n = neighbors;i < numtriangles;i++, e += 3, n += 3)
464 n[0] = Mod_FindTriangleWithEdge(elements, numtriangles, e[1], e[0], i);
465 n[1] = Mod_FindTriangleWithEdge(elements, numtriangles, e[2], e[1], i);
466 n[2] = Mod_FindTriangleWithEdge(elements, numtriangles, e[0], e[2], i);
470 void Mod_ValidateElements(const int *elements, int numtriangles, int numverts, const char *filename, int fileline)
473 for (i = 0;i < numtriangles * 3;i++)
474 if ((unsigned int)elements[i] >= (unsigned int)numverts)
475 Con_Printf("Mod_ValidateElements: out of bounds element detected at %s:%d\n", filename, fileline);
479 a note on the cost of executing this function:
480 per triangle: 188 (83 42 13 45 4 1)
481 assignments: 83 (20 3 3 3 1 4 4 1 3 4 3 4 30)
482 adds: 42 (2 2 2 2 3 2 2 27)
483 subtracts: 13 (3 3 3 1 3)
484 multiplies: 45 (6 3 6 6 3 3 6 6 6)
487 per vertex: 39 (12 6 18 3)
488 assignments: 12 (4 4 4)
490 multiplies: 18 (6 6 6)
494 void Mod_BuildTextureVectorsAndNormals(int numverts, int numtriangles, const float *vertex3f, const float *texcoord2f, const int *elements, float *svector3f, float *tvector3f, float *normal3f)
496 int i, tnum, voffset;
497 float vert[3][4], vec[3][4], sdir[3], tdir[3], normal[3], f, *v;
500 memset(svector3f, 0, numverts * sizeof(float[3]));
501 memset(tvector3f, 0, numverts * sizeof(float[3]));
502 memset(normal3f, 0, numverts * sizeof(float[3]));
503 // process each vertex of each triangle and accumulate the results
504 for (tnum = 0, e = elements;tnum < numtriangles;tnum++, e += 3)
506 // calculate texture matrix for triangle
509 vert[0][0] = vertex3f[voffset*3+0];
510 vert[0][1] = vertex3f[voffset*3+1];
511 vert[0][2] = vertex3f[voffset*3+2];
512 vert[0][3] = texcoord2f[voffset*2];
514 vert[1][0] = vertex3f[voffset*3+0];
515 vert[1][1] = vertex3f[voffset*3+1];
516 vert[1][2] = vertex3f[voffset*3+2];
517 vert[1][3] = texcoord2f[voffset*2];
519 vert[2][0] = vertex3f[voffset*3+0];
520 vert[2][1] = vertex3f[voffset*3+1];
521 vert[2][2] = vertex3f[voffset*3+2];
522 vert[2][3] = texcoord2f[voffset*2];
523 // 3 assignments, 3 subtracts
524 VectorSubtract(vert[1], vert[0], vec[0]);
525 // 3 assignments, 3 subtracts
526 VectorSubtract(vert[2], vert[0], vec[1]);
527 // 3 assignments, 3 subtracts, 6 multiplies
528 CrossProduct(vec[0], vec[1], normal);
529 // 1 assignment, 2 adds, 3 multiplies, 1 compare
530 if (DotProduct(normal, normal) >= 0.001)
532 // 4 assignments, 1 rsqrt, 2 adds, 6 multiplies
533 VectorNormalize(normal);
534 tdir[0] = ((vert[1][3] - vert[0][3]) * (vert[2][0] - vert[0][0]) - (vert[2][3] - vert[0][3]) * (vert[1][0] - vert[0][0]));
535 tdir[1] = ((vert[1][3] - vert[0][3]) * (vert[2][1] - vert[0][1]) - (vert[2][3] - vert[0][3]) * (vert[1][1] - vert[0][1]));
536 tdir[2] = ((vert[1][3] - vert[0][3]) * (vert[2][2] - vert[0][2]) - (vert[2][3] - vert[0][3]) * (vert[1][2] - vert[0][2]));
537 // 4 assignments, 1 rsqrt, 2 adds, 6 multiplies
538 VectorNormalize(tdir);
539 // 1 assignments, 1 negates, 2 adds, 3 multiplies
540 f = -DotProduct(tdir, normal);
541 // 3 assignments, 3 adds, 3 multiplies
542 VectorMA(tdir, f, normal, tdir);
543 // 4 assignments, 1 rsqrt, 2 adds, 6 multiplies
544 VectorNormalize(tdir);
545 // 3 assignments, 3 subtracts, 6 multiplies
546 CrossProduct(tdir, normal, sdir);
547 // this is probably not necessary
548 // 4 assignments, 1 rsqrt, 2 adds, 6 multiplies
549 VectorNormalize(sdir);
551 VectorNegate(sdir, sdir);
552 // accumulate matrix onto verts used by triangle
553 // 30 assignments, 27 adds
554 for (i = 0;i < 3;i++)
557 svector3f[voffset*3 ] += sdir[0];
558 svector3f[voffset*3+1] += sdir[1];
559 svector3f[voffset*3+2] += sdir[2];
560 tvector3f[voffset*3 ] += tdir[0];
561 tvector3f[voffset*3+1] += tdir[1];
562 tvector3f[voffset*3+2] += tdir[2];
563 normal3f[voffset*3 ] += normal[0];
564 normal3f[voffset*3+1] += normal[1];
565 normal3f[voffset*3+2] += normal[2];
569 // now we could divide the vectors by the number of averaged values on
570 // each vertex... but instead normalize them
571 for (i = 0, v = svector3f;i < numverts;i++, v += 3)
572 // 4 assignments, 1 rsqrt, 2 adds, 6 multiplies
574 for (i = 0, v = tvector3f;i < numverts;i++, v += 3)
575 // 4 assignments, 1 rsqrt, 2 adds, 6 multiplies
577 for (i = 0, v = normal3f;i < numverts;i++, v += 3)
578 // 4 assignments, 1 rsqrt, 2 adds, 6 multiplies
582 shadowmesh_t *Mod_ShadowMesh_Alloc(mempool_t *mempool, int maxverts)
585 mesh = Mem_Alloc(mempool, sizeof(shadowmesh_t) + maxverts * sizeof(float[3]) + maxverts * sizeof(int[3]) + maxverts * sizeof(int[3]) + SHADOWMESHVERTEXHASH * sizeof(shadowmeshvertexhash_t *) + maxverts * sizeof(shadowmeshvertexhash_t));
586 mesh->maxverts = maxverts;
587 mesh->maxtriangles = maxverts;
589 mesh->numtriangles = 0;
590 mesh->vertex3f = (float *)(mesh + 1);
591 mesh->element3i = (int *)(mesh->vertex3f + mesh->maxverts * 3);
592 mesh->neighbor3i = (int *)(mesh->element3i + mesh->maxtriangles * 3);
593 mesh->vertexhashtable = (shadowmeshvertexhash_t **)(mesh->neighbor3i + mesh->maxtriangles * 3);
594 mesh->vertexhashentries = (shadowmeshvertexhash_t *)(mesh->vertexhashtable + SHADOWMESHVERTEXHASH);
598 shadowmesh_t *Mod_ShadowMesh_ReAlloc(mempool_t *mempool, shadowmesh_t *oldmesh)
600 shadowmesh_t *newmesh;
601 newmesh = Mem_Alloc(mempool, sizeof(shadowmesh_t) + oldmesh->numverts * sizeof(float[3]) + oldmesh->numtriangles * sizeof(int[3]) + oldmesh->numtriangles * sizeof(int[3]));
602 newmesh->maxverts = newmesh->numverts = oldmesh->numverts;
603 newmesh->maxtriangles = newmesh->numtriangles = oldmesh->numtriangles;
604 newmesh->vertex3f = (float *)(newmesh + 1);
605 newmesh->element3i = (int *)(newmesh->vertex3f + newmesh->maxverts * 3);
606 newmesh->neighbor3i = (int *)(newmesh->element3i + newmesh->maxtriangles * 3);
607 memcpy(newmesh->vertex3f, oldmesh->vertex3f, newmesh->numverts * sizeof(float[3]));
608 memcpy(newmesh->element3i, oldmesh->element3i, newmesh->numtriangles * sizeof(int[3]));
609 memcpy(newmesh->neighbor3i, oldmesh->neighbor3i, newmesh->numtriangles * sizeof(int[3]));
613 int Mod_ShadowMesh_AddVertex(shadowmesh_t *mesh, float *v)
617 shadowmeshvertexhash_t *hash;
618 // this uses prime numbers intentionally
619 hashindex = (int) (v[0] * 3 + v[1] * 5 + v[2] * 7) % SHADOWMESHVERTEXHASH;
620 for (hash = mesh->vertexhashtable[hashindex];hash;hash = hash->next)
622 m = mesh->vertex3f + (hash - mesh->vertexhashentries) * 3;
623 if (m[0] == v[0] && m[1] == v[1] && m[2] == v[2])
624 return hash - mesh->vertexhashentries;
626 hash = mesh->vertexhashentries + mesh->numverts;
627 hash->next = mesh->vertexhashtable[hashindex];
628 mesh->vertexhashtable[hashindex] = hash;
629 m = mesh->vertex3f + (hash - mesh->vertexhashentries) * 3;
632 return mesh->numverts - 1;
635 void Mod_ShadowMesh_AddTriangle(mempool_t *mempool, shadowmesh_t *mesh, float *vert0, float *vert1, float *vert2)
637 while (mesh->numverts + 3 > mesh->maxverts || mesh->numtriangles + 1 > mesh->maxtriangles)
639 if (mesh->next == NULL)
640 mesh->next = Mod_ShadowMesh_Alloc(mempool, max(mesh->maxtriangles, 1));
643 mesh->element3i[mesh->numtriangles * 3 + 0] = Mod_ShadowMesh_AddVertex(mesh, vert0);
644 mesh->element3i[mesh->numtriangles * 3 + 1] = Mod_ShadowMesh_AddVertex(mesh, vert1);
645 mesh->element3i[mesh->numtriangles * 3 + 2] = Mod_ShadowMesh_AddVertex(mesh, vert2);
646 mesh->numtriangles++;
649 void Mod_ShadowMesh_AddPolygon(mempool_t *mempool, shadowmesh_t *mesh, int numverts, float *verts)
653 for (i = 0, v = verts + 3;i < numverts - 2;i++, v += 3)
654 Mod_ShadowMesh_AddTriangle(mempool, mesh, verts, v, v + 3);
658 while (mesh->numverts + numverts > mesh->maxverts || mesh->numtriangles + (numverts - 2) > mesh->maxtriangles)
660 if (mesh->next == NULL)
661 mesh->next = Mod_ShadowMesh_Alloc(mempool, max(mesh->maxtriangles, numverts));
664 i1 = Mod_ShadowMesh_AddVertex(mesh, verts);
666 i3 = Mod_ShadowMesh_AddVertex(mesh, verts + 3);
667 for (i = 0, v = verts + 6;i < numverts - 2;i++, v += 3)
670 i3 = Mod_ShadowMesh_AddVertex(mesh, v);
671 mesh->elements[mesh->numtriangles * 3 + 0] = i1;
672 mesh->elements[mesh->numtriangles * 3 + 1] = i2;
673 mesh->elements[mesh->numtriangles * 3 + 2] = i3;
674 mesh->numtriangles++;
679 void Mod_ShadowMesh_AddMesh(mempool_t *mempool, shadowmesh_t *mesh, int numverts, float *verts, int numtris, int *elements)
682 for (i = 0;i < numtris;i++, elements += 3)
683 Mod_ShadowMesh_AddTriangle(mempool, mesh, verts + elements[0] * 3, verts + elements[1] * 3, verts + elements[2] * 3);
686 shadowmesh_t *Mod_ShadowMesh_Begin(mempool_t *mempool, int initialnumtriangles)
688 return Mod_ShadowMesh_Alloc(mempool, initialnumtriangles);
691 shadowmesh_t *Mod_ShadowMesh_Finish(mempool_t *mempool, shadowmesh_t *firstmesh)
695 shadowmesh_t *mesh, *newmesh, *nextmesh;
696 // reallocate meshs to conserve space
697 for (mesh = firstmesh, firstmesh = NULL;mesh;mesh = nextmesh)
699 nextmesh = mesh->next;
700 if (mesh->numverts >= 3 && mesh->numtriangles >= 1)
702 newmesh = Mod_ShadowMesh_ReAlloc(mempool, mesh);
703 newmesh->next = firstmesh;
705 //Con_Printf("mesh\n");
706 //for (i = 0;i < newmesh->numtriangles;i++)
707 // Con_Printf("tri %d %d %d\n", newmesh->elements[i * 3 + 0], newmesh->elements[i * 3 + 1], newmesh->elements[i * 3 + 2]);
708 Mod_ValidateElements(newmesh->element3i, newmesh->numtriangles, newmesh->numverts, __FILE__, __LINE__);
709 Mod_BuildTriangleNeighbors(newmesh->neighbor3i, newmesh->element3i, newmesh->numtriangles);
715 for (mesh = firstmesh;mesh;mesh = mesh->next)
717 Mod_ValidateElements(mesh->elements, mesh->numtriangles, mesh->numverts, __FILE__, __LINE__);
718 Mod_BuildTriangleNeighbors(mesh->neighbors, mesh->elements, mesh->numtriangles);
724 void Mod_ShadowMesh_CalcBBox(shadowmesh_t *firstmesh, vec3_t mins, vec3_t maxs, vec3_t center, float *radius)
728 vec3_t nmins, nmaxs, ncenter, temp;
729 float nradius2, dist2, *v;
731 for (mesh = firstmesh;mesh;mesh = mesh->next)
733 if (mesh == firstmesh)
735 VectorCopy(mesh->vertex3f, nmins);
736 VectorCopy(mesh->vertex3f, nmaxs);
738 for (i = 0, v = mesh->vertex3f;i < mesh->numverts;i++, v += 3)
740 if (nmins[0] > v[0]) nmins[0] = v[0];if (nmaxs[0] < v[0]) nmaxs[0] = v[0];
741 if (nmins[1] > v[1]) nmins[1] = v[1];if (nmaxs[1] < v[1]) nmaxs[1] = v[1];
742 if (nmins[2] > v[2]) nmins[2] = v[2];if (nmaxs[2] < v[2]) nmaxs[2] = v[2];
745 // calculate center and radius
746 ncenter[0] = (nmins[0] + nmaxs[0]) * 0.5f;
747 ncenter[1] = (nmins[1] + nmaxs[1]) * 0.5f;
748 ncenter[2] = (nmins[2] + nmaxs[2]) * 0.5f;
750 for (mesh = firstmesh;mesh;mesh = mesh->next)
752 for (i = 0, v = mesh->vertex3f;i < mesh->numverts;i++, v += 3)
754 VectorSubtract(v, ncenter, temp);
755 dist2 = DotProduct(temp, temp);
756 if (nradius2 < dist2)
762 VectorCopy(nmins, mins);
764 VectorCopy(nmaxs, maxs);
766 VectorCopy(ncenter, center);
768 *radius = sqrt(nradius2);
771 void Mod_ShadowMesh_Free(shadowmesh_t *mesh)
773 shadowmesh_t *nextmesh;
774 for (;mesh;mesh = nextmesh)
776 nextmesh = mesh->next;
781 static rtexture_t *GL_TextureForSkinLayer(const qbyte *in, int width, int height, const char *name, const unsigned int *palette, int textureflags)
784 for (i = 0;i < width*height;i++)
785 if (((qbyte *)&palette[in[i]])[3] > 0)
786 return R_LoadTexture2D (loadmodel->texturepool, name, width, height, in, TEXTYPE_PALETTE, textureflags, palette);
790 static int detailtexturecycle = 0;
791 int Mod_LoadSkinFrame (skinframe_t *skinframe, char *basename, int textureflags, int loadpantsandshirt, int usedetailtexture, int loadglowtexture)
794 memset(skinframe, 0, sizeof(*skinframe));
795 if (!image_loadskin(&s, basename))
797 if (usedetailtexture)
798 skinframe->detail = mod_shared_detailtextures[(detailtexturecycle++) % NUM_DETAILTEXTURES];
799 skinframe->base = R_LoadTexture2D (loadmodel->texturepool, basename, s.basepixels_width, s.basepixels_height, s.basepixels, TEXTYPE_RGBA, textureflags, NULL);
800 if (s.nmappixels != NULL)
801 skinframe->nmap = R_LoadTexture2D (loadmodel->texturepool, va("%s_nmap", basename), s.basepixels_width, s.basepixels_height, s.nmappixels, TEXTYPE_RGBA, textureflags, NULL);
802 if (s.glosspixels != NULL)
803 skinframe->gloss = R_LoadTexture2D (loadmodel->texturepool, va("%s_gloss", basename), s.glosspixels_width, s.glosspixels_height, s.glosspixels, TEXTYPE_RGBA, textureflags, NULL);
804 if (s.glowpixels != NULL && loadglowtexture)
805 skinframe->glow = R_LoadTexture2D (loadmodel->texturepool, va("%s_glow", basename), s.glowpixels_width, s.glowpixels_height, s.glowpixels, TEXTYPE_RGBA, textureflags, NULL);
806 if (s.maskpixels != NULL)
807 skinframe->fog = R_LoadTexture2D (loadmodel->texturepool, va("%s_mask", basename), s.maskpixels_width, s.maskpixels_height, s.maskpixels, TEXTYPE_RGBA, textureflags, NULL);
808 if (loadpantsandshirt)
810 if (s.pantspixels != NULL)
811 skinframe->pants = R_LoadTexture2D (loadmodel->texturepool, va("%s_pants", basename), s.pantspixels_width, s.pantspixels_height, s.pantspixels, TEXTYPE_RGBA, textureflags, NULL);
812 if (s.shirtpixels != NULL)
813 skinframe->shirt = R_LoadTexture2D (loadmodel->texturepool, va("%s_shirt", basename), s.shirtpixels_width, s.shirtpixels_height, s.shirtpixels, TEXTYPE_RGBA, textureflags, NULL);
819 int Mod_LoadSkinFrame_Internal (skinframe_t *skinframe, char *basename, int textureflags, int loadpantsandshirt, int usedetailtexture, int loadglowtexture, qbyte *skindata, int width, int height)
821 qbyte *temp1, *temp2;
822 memset(skinframe, 0, sizeof(*skinframe));
825 if (usedetailtexture)
826 skinframe->detail = mod_shared_detailtextures[(detailtexturecycle++) % NUM_DETAILTEXTURES];
827 if (r_shadow_bumpscale_basetexture.value > 0)
829 temp1 = Mem_Alloc(loadmodel->mempool, width * height * 8);
830 temp2 = temp1 + width * height * 4;
831 Image_Copy8bitRGBA(skindata, temp1, width * height, palette_nofullbrights);
832 Image_HeightmapToNormalmap(temp1, temp2, width, height, false, r_shadow_bumpscale_basetexture.value);
833 skinframe->nmap = R_LoadTexture2D(loadmodel->texturepool, va("%s_nmap", basename), width, height, temp2, TEXTYPE_RGBA, textureflags, NULL);
838 skinframe->glow = GL_TextureForSkinLayer(skindata, width, height, va("%s_glow", basename), palette_onlyfullbrights, textureflags); // glow
839 skinframe->base = skinframe->merged = GL_TextureForSkinLayer(skindata, width, height, va("%s_merged", basename), palette_nofullbrights, textureflags); // all but fullbrights
840 if (loadpantsandshirt)
842 skinframe->pants = GL_TextureForSkinLayer(skindata, width, height, va("%s_pants", basename), palette_pantsaswhite, textureflags); // pants
843 skinframe->shirt = GL_TextureForSkinLayer(skindata, width, height, va("%s_shirt", basename), palette_shirtaswhite, textureflags); // shirt
844 if (skinframe->pants || skinframe->shirt)
845 skinframe->base = GL_TextureForSkinLayer(skindata, width, height, va("%s_nospecial", basename), palette_nocolormapnofullbrights, textureflags); // no special colors
850 skinframe->base = skinframe->merged = GL_TextureForSkinLayer(skindata, width, height, va("%s_merged", basename), palette_complete, textureflags); // all
851 if (loadpantsandshirt)
853 skinframe->pants = GL_TextureForSkinLayer(skindata, width, height, va("%s_pants", basename), palette_pantsaswhite, textureflags); // pants
854 skinframe->shirt = GL_TextureForSkinLayer(skindata, width, height, va("%s_shirt", basename), palette_shirtaswhite, textureflags); // shirt
855 if (skinframe->pants || skinframe->shirt)
856 skinframe->base = GL_TextureForSkinLayer(skindata, width, height, va("%s_nospecial", basename), palette_nocolormap, textureflags); // no pants or shirt