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.
24 static cvar_t r_mipskins = {CVAR_SAVE, "r_mipskins", "0"};
26 void Mod_AliasInit (void)
28 Cvar_RegisterVariable(&r_mipskins);
31 // LordHavoc: proper bounding box considerations
32 static float aliasbboxmin[3], aliasbboxmax[3], modelyawradius, modelradius;
34 static float vertst[MAXALIASVERTS][2];
35 static int vertusage[MAXALIASVERTS];
36 static int vertonseam[MAXALIASVERTS];
37 static int vertremap[MAXALIASVERTS];
38 static int temptris[MAXALIASTRIS][3];
40 static void Mod_ConvertAliasVerts (int inverts, vec3_t scale, vec3_t translate, trivertx_t *v, aliasvertex_t *out)
45 for (i = 0;i < inverts;i++)
47 if (vertremap[i] < 0 && vertremap[i+inverts] < 0) // only used vertices need apply...
50 temp[0] = v[i].v[0] * scale[0] + translate[0];
51 temp[1] = v[i].v[1] * scale[1] + translate[1];
52 temp[2] = v[i].v[2] * scale[2] + translate[2];
53 // update bounding box
54 if (temp[0] < aliasbboxmin[0]) aliasbboxmin[0] = temp[0];
55 if (temp[1] < aliasbboxmin[1]) aliasbboxmin[1] = temp[1];
56 if (temp[2] < aliasbboxmin[2]) aliasbboxmin[2] = temp[2];
57 if (temp[0] > aliasbboxmax[0]) aliasbboxmax[0] = temp[0];
58 if (temp[1] > aliasbboxmax[1]) aliasbboxmax[1] = temp[1];
59 if (temp[2] > aliasbboxmax[2]) aliasbboxmax[2] = temp[2];
60 dist = temp[0]*temp[0]+temp[1]*temp[1];
61 if (modelyawradius < dist)
62 modelyawradius = dist;
63 dist += temp[2]*temp[2];
64 if (modelradius < dist)
67 j = vertremap[i]; // not onseam
69 VectorCopy(temp, out[j].origin);
70 j = vertremap[i+inverts]; // onseam
72 VectorCopy(temp, out[j].origin);
76 static void Mod_BuildAliasVertexTextureVectors(int numtriangles, const int *elements, int numverts, aliasvertex_t *vertices, const float *texcoords, float *vertexbuffer, float *svectorsbuffer, float *tvectorsbuffer, float *normalsbuffer)
79 for (i = 0;i < numverts;i++)
80 VectorCopy(vertices[i].origin, &vertexbuffer[i * 4]);
81 Mod_BuildTextureVectorsAndNormals(numverts, numtriangles, vertexbuffer, texcoords, elements, svectorsbuffer, tvectorsbuffer, normalsbuffer);
82 for (i = 0;i < numverts;i++)
84 vertices[i].normal[0] = normalsbuffer[i * 4 + 0];
85 vertices[i].normal[1] = normalsbuffer[i * 4 + 1];
86 vertices[i].normal[2] = normalsbuffer[i * 4 + 2];
87 vertices[i].svector[0] = svectorsbuffer[i * 4 + 0];
88 vertices[i].svector[1] = svectorsbuffer[i * 4 + 1];
89 vertices[i].svector[2] = svectorsbuffer[i * 4 + 2];
93 static void Mod_MDL_LoadFrames (qbyte* datapointer, int inverts, vec3_t scale, vec3_t translate)
95 daliasframetype_t *pframetype;
96 daliasframe_t *pinframe;
98 daliasinterval_t *intervals;
99 int i, f, pose, groupframes;
102 float *vertexbuffer, *svectorsbuffer, *tvectorsbuffer, *normalsbuffer;
104 scene = loadmodel->animscenes;
105 vertexbuffer = Mem_Alloc(tempmempool, loadmodel->numverts * sizeof(float[4]) * 4);
106 svectorsbuffer = vertexbuffer + loadmodel->numverts * 4;
107 tvectorsbuffer = svectorsbuffer + loadmodel->numverts * 4;
108 normalsbuffer = tvectorsbuffer + loadmodel->numverts * 4;
109 for (f = 0;f < loadmodel->numframes;f++)
111 pframetype = (daliasframetype_t *)datapointer;
112 datapointer += sizeof(daliasframetype_t);
113 if (LittleLong (pframetype->type) == ALIAS_SINGLE)
115 // a single frame is still treated as a group
122 group = (daliasgroup_t *)datapointer;
123 datapointer += sizeof(daliasgroup_t);
124 groupframes = LittleLong (group->numframes);
126 // intervals (time per frame)
127 intervals = (daliasinterval_t *)datapointer;
128 datapointer += sizeof(daliasinterval_t) * groupframes;
130 interval = LittleFloat (intervals->interval); // FIXME: support variable framerate groups
131 if (interval < 0.01f)
132 Host_Error("Mod_LoadAliasGroup: invalid interval");
135 // get scene name from first frame
136 pinframe = (daliasframe_t *)datapointer;
138 strcpy(scene->name, pinframe->name);
139 scene->firstframe = pose;
140 scene->framecount = groupframes;
141 scene->framerate = 1.0f / interval;
146 for (i = 0;i < groupframes;i++)
148 pinframe = (daliasframe_t *)datapointer;
149 datapointer += sizeof(daliasframe_t);
150 Mod_ConvertAliasVerts(inverts, scale, translate, (trivertx_t *)datapointer, loadmodel->mdlmd2data_pose + pose * loadmodel->numverts);
151 Mod_BuildAliasVertexTextureVectors(loadmodel->numtris, loadmodel->mdlmd2data_indices, loadmodel->numverts, loadmodel->mdlmd2data_pose + pose * loadmodel->numverts, loadmodel->mdlmd2data_texcoords, vertexbuffer, svectorsbuffer, tvectorsbuffer, normalsbuffer);
152 datapointer += sizeof(trivertx_t) * inverts;
156 Mem_Free(vertexbuffer);
159 static rtexture_t *GL_TextureForSkinLayer(const qbyte *in, int width, int height, const char *name, const unsigned int *palette, int precache)
162 for (i = 0;i < width*height;i++)
163 if (((qbyte *)&palette[in[i]])[3] > 0)
164 return R_LoadTexture2D (loadmodel->texturepool, name, width, height, in, TEXTYPE_PALETTE, (r_mipskins.integer ? TEXF_MIPMAP : 0) | (precache ? TEXF_PRECACHE : 0), palette);
168 static int Mod_LoadExternalSkin (char *basename, skinframe_t *skinframe, int precache)
170 skinframe->base = loadtextureimagewithmaskandnmap(loadmodel->texturepool, va("%s_normal", basename), 0, 0, false, TEXF_ALPHA | (precache ? TEXF_PRECACHE : 0) | (r_mipskins.integer ? TEXF_MIPMAP : 0), 1);
171 if (!skinframe->base)
172 skinframe->base = loadtextureimagewithmaskandnmap(loadmodel->texturepool, basename, 0, 0, false, TEXF_ALPHA | (precache ? TEXF_PRECACHE : 0) | (r_mipskins.integer ? TEXF_MIPMAP : 0), 1);
173 skinframe->fog = image_masktex;
174 skinframe->nmap = image_nmaptex;
175 skinframe->gloss = loadtextureimage(loadmodel->texturepool, va("%s_gloss" , basename), 0, 0, false, TEXF_ALPHA | (precache ? TEXF_PRECACHE : 0) | (r_mipskins.integer ? TEXF_MIPMAP : 0));
176 skinframe->pants = loadtextureimage(loadmodel->texturepool, va("%s_pants" , basename), 0, 0, false, TEXF_ALPHA | (precache ? TEXF_PRECACHE : 0) | (r_mipskins.integer ? TEXF_MIPMAP : 0));
177 skinframe->shirt = loadtextureimage(loadmodel->texturepool, va("%s_shirt" , basename), 0, 0, false, TEXF_ALPHA | (precache ? TEXF_PRECACHE : 0) | (r_mipskins.integer ? TEXF_MIPMAP : 0));
178 skinframe->glow = loadtextureimage(loadmodel->texturepool, va("%s_glow" , basename), 0, 0, false, TEXF_ALPHA | (precache ? TEXF_PRECACHE : 0) | (r_mipskins.integer ? TEXF_MIPMAP : 0));
179 skinframe->merged = NULL;
180 return skinframe->base != NULL || skinframe->pants != NULL || skinframe->shirt != NULL || skinframe->glow != NULL;
183 static int Mod_LoadInternalSkin (char *basename, qbyte *skindata, int width, int height, skinframe_t *skinframe, int precache)
185 qbyte *temp1, *temp2;
188 temp1 = Mem_Alloc(loadmodel->mempool, width * height * 8);
189 temp2 = temp1 + width * height * 4;
190 Image_Copy8bitRGBA(skindata, temp1, width * height, palette_nofullbrights);
191 Image_HeightmapToNormalmap(temp1, temp2, width, height, false, 1);
192 skinframe->nmap = R_LoadTexture2D(loadmodel->texturepool, va("%s_nmap", basename), width, height, temp2, TEXTYPE_RGBA, (r_mipskins.integer ? TEXF_MIPMAP : 0) | (precache ? TEXF_PRECACHE : 0), NULL);
194 skinframe->gloss = NULL;
195 skinframe->pants = GL_TextureForSkinLayer(skindata, width, height, va("%s_pants", basename), palette_pantsaswhite, false); // pants
196 skinframe->shirt = GL_TextureForSkinLayer(skindata, width, height, va("%s_shirt", basename), palette_shirtaswhite, false); // shirt
197 skinframe->glow = GL_TextureForSkinLayer(skindata, width, height, va("%s_glow", basename), palette_onlyfullbrights, precache); // glow
198 if (skinframe->pants || skinframe->shirt)
200 skinframe->base = GL_TextureForSkinLayer(skindata, width, height, va("%s_normal", basename), palette_nocolormapnofullbrights, false); // normal (no special colors)
201 skinframe->merged = GL_TextureForSkinLayer(skindata, width, height, va("%s_body", basename), palette_nofullbrights, precache); // body (normal + pants + shirt, but not glow)
204 skinframe->base = GL_TextureForSkinLayer(skindata, width, height, va("%s_base", basename), palette_nofullbrights, precache); // no special colors
205 // quake model skins don't have alpha
206 skinframe->fog = NULL;
210 void Mod_BuildMDLMD2MeshInfo(void)
216 skinframe_t *skinframe;
218 loadmodel->mdlmd2data_triangleneighbors = Mem_Alloc(loadmodel->mempool, loadmodel->numtris * sizeof(int[3]));
219 Mod_ValidateElements(loadmodel->mdlmd2data_indices, loadmodel->numtris, loadmodel->numverts, __FILE__, __LINE__);
220 Mod_BuildTriangleNeighbors(loadmodel->mdlmd2data_triangleneighbors, loadmodel->mdlmd2data_indices, loadmodel->numtris);
222 loadmodel->mdlmd2num_meshes = 1;
223 mesh = loadmodel->mdlmd2data_meshes = Mem_Alloc(loadmodel->mempool, loadmodel->mdlmd2num_meshes * sizeof(aliasmesh_t));
225 mesh->num_frames = 0;
226 for (i = 0;i < loadmodel->numframes;i++)
227 mesh->num_frames += loadmodel->animscenes[i].framecount;
228 for (i = 0;i < loadmodel->numskins;i++)
229 mesh->num_skins += loadmodel->skinscenes[i].framecount;
230 mesh->num_triangles = loadmodel->numtris;
231 mesh->num_vertices = loadmodel->numverts;
232 mesh->data_skins = Mem_Alloc(loadmodel->mempool, mesh->num_skins * sizeof(aliasskin_t));
233 mesh->data_elements = loadmodel->mdlmd2data_indices;
234 mesh->data_neighbors = loadmodel->mdlmd2data_triangleneighbors;
235 mesh->data_texcoords = loadmodel->mdlmd2data_texcoords;
236 mesh->data_vertices = loadmodel->mdlmd2data_pose;
237 for (i = 0, skin = mesh->data_skins, skinframe = loadmodel->skinframes;i < mesh->num_skins;i++, skin++, skinframe++)
240 // fog texture only exists if some pixels are transparent...
241 if (skinframe->fog != NULL)
242 skin->flags |= ALIASSKIN_TRANSPARENT;
243 // fog and gloss layers always exist
244 skin->num_layers = 2;
245 if (skinframe->glow != NULL)
247 if (skinframe->merged != NULL)
249 if (skinframe->base != NULL)
251 if (skinframe->pants != NULL)
253 if (skinframe->shirt != NULL)
255 layer = skin->data_layers = Mem_Alloc(loadmodel->mempool, skin->num_layers * sizeof(aliaslayer_t));
256 if (skinframe->glow != NULL)
258 layer->flags = ALIASLAYER_REALTIME_NODRAW;
259 layer->texture = skinframe->glow;
262 if (skinframe->merged != NULL)
264 layer->flags = ALIASLAYER_COLORMAP_NODRAW | ALIASLAYER_DIFFUSE;
265 if (skinframe->glow != NULL)
266 layer->flags |= ALIASLAYER_ADD;
267 layer->texture = skinframe->merged;
268 layer->nmap = skinframe->nmap;
271 if (skinframe->base != NULL)
273 layer->flags = ALIASLAYER_COLORMAP_DRAW | ALIASLAYER_DIFFUSE;
274 if (skinframe->glow != NULL)
275 layer->flags |= ALIASLAYER_ADD;
276 layer->texture = skinframe->base;
277 layer->nmap = skinframe->nmap;
280 if (skinframe->pants != NULL)
282 layer->flags = ALIASLAYER_COLORMAP_DRAW | ALIASLAYER_COLORMAP_DIFFUSE_SHIRT;
283 if (skinframe->glow != NULL || skinframe->base != NULL)
284 layer->flags |= ALIASLAYER_ADD;
285 layer->texture = skinframe->pants;
286 layer->nmap = skinframe->nmap;
289 if (skinframe->shirt != NULL)
291 layer->flags = ALIASLAYER_COLORMAP_DRAW | ALIASLAYER_COLORMAP_DIFFUSE_SHIRT;
292 if (skinframe->glow != NULL || skinframe->base != NULL || skinframe->pants != NULL)
293 layer->flags |= ALIASLAYER_ADD;
294 layer->texture = skinframe->shirt;
295 layer->nmap = skinframe->nmap;
298 layer->flags = ALIASLAYER_REALTIME_DRAW | ALIASLAYER_SPECULAR;
299 layer->texture = skinframe->gloss;
300 layer->nmap = skinframe->nmap;
302 layer->flags = ALIASLAYER_REALTIME_NODRAW | ALIASLAYER_FOG;
303 layer->texture = skinframe->fog;
308 #define BOUNDI(VALUE,MIN,MAX) if (VALUE < MIN || VALUE >= MAX) Host_Error("model %s has an invalid ##VALUE (%d exceeds %d - %d)\n", loadmodel->name, VALUE, MIN, MAX);
309 #define BOUNDF(VALUE,MIN,MAX) if (VALUE < MIN || VALUE >= MAX) Host_Error("model %s has an invalid ##VALUE (%f exceeds %f - %f)\n", loadmodel->name, VALUE, MIN, MAX);
310 extern void R_Model_Alias_Draw(entity_render_t *ent);
311 extern void R_Model_Alias_DrawFakeShadow(entity_render_t *ent);
312 extern void R_Model_Alias_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius);
313 extern void R_Model_Alias_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor);
314 void Mod_LoadAliasModel (model_t *mod, void *buffer)
316 int i, j, version, numverts, totalposes, totalskins, skinwidth, skinheight, totalverts, groupframes, groupskins;
318 stvert_t *pinstverts;
319 dtriangle_t *pintriangles;
320 daliasskintype_t *pinskintype;
321 daliasskingroup_t *pinskingroup;
322 daliasskininterval_t *pinskinintervals;
323 daliasframetype_t *pinframetype;
324 daliasgroup_t *pinframegroup;
325 float scales, scalet, scale[3], translate[3], interval;
326 qbyte *datapointer, *startframes, *startskins;
327 char name[MAX_QPATH];
328 skinframe_t tempskinframe;
329 animscene_t *tempskinscenes;
330 skinframe_t *tempskinframes;
334 datapointer = buffer;
335 pinmodel = (mdl_t *)datapointer;
336 datapointer += sizeof(mdl_t);
338 version = LittleLong (pinmodel->version);
339 if (version != ALIAS_VERSION)
340 Host_Error ("%s has wrong version number (%i should be %i)",
341 loadmodel->name, version, ALIAS_VERSION);
343 loadmodel->type = mod_alias;
344 loadmodel->aliastype = ALIASTYPE_MDLMD2;
345 loadmodel->DrawSky = NULL;
346 loadmodel->Draw = R_Model_Alias_Draw;
347 loadmodel->DrawFakeShadow = R_Model_Alias_DrawFakeShadow;
348 loadmodel->DrawShadowVolume = R_Model_Alias_DrawShadowVolume;
349 loadmodel->DrawLight = R_Model_Alias_DrawLight;
351 loadmodel->numskins = LittleLong(pinmodel->numskins);
352 BOUNDI(loadmodel->numskins,0,256);
353 skinwidth = LittleLong (pinmodel->skinwidth);
354 BOUNDI(skinwidth,0,4096);
355 skinheight = LittleLong (pinmodel->skinheight);
356 BOUNDI(skinheight,0,4096);
357 loadmodel->numverts = numverts = LittleLong(pinmodel->numverts);
358 BOUNDI(loadmodel->numverts,0,MAXALIASVERTS);
359 loadmodel->numtris = LittleLong(pinmodel->numtris);
360 BOUNDI(loadmodel->numtris,0,MAXALIASTRIS);
361 loadmodel->numframes = LittleLong(pinmodel->numframes);
362 BOUNDI(loadmodel->numframes,0,65536);
363 loadmodel->synctype = LittleLong (pinmodel->synctype);
364 BOUNDI(loadmodel->synctype,0,2);
365 loadmodel->flags = LittleLong (pinmodel->flags);
367 for (i = 0;i < 3;i++)
369 scale[i] = LittleFloat (pinmodel->scale[i]);
370 translate[i] = LittleFloat (pinmodel->scale_origin[i]);
373 startskins = datapointer;
375 for (i = 0;i < loadmodel->numskins;i++)
377 pinskintype = (daliasskintype_t *)datapointer;
378 datapointer += sizeof(daliasskintype_t);
379 if (LittleLong(pinskintype->type) == ALIAS_SKIN_SINGLE)
383 pinskingroup = (daliasskingroup_t *)datapointer;
384 datapointer += sizeof(daliasskingroup_t);
385 groupskins = LittleLong(pinskingroup->numskins);
386 datapointer += sizeof(daliasskininterval_t) * groupskins;
389 for (j = 0;j < groupskins;j++)
391 datapointer += skinwidth * skinheight;
396 pinstverts = (stvert_t *)datapointer;
397 datapointer += sizeof(stvert_t) * numverts;
399 pintriangles = (dtriangle_t *)datapointer;
400 datapointer += sizeof(dtriangle_t) * loadmodel->numtris;
402 startframes = datapointer;
404 for (i = 0;i < loadmodel->numframes;i++)
406 pinframetype = (daliasframetype_t *)datapointer;
407 datapointer += sizeof(daliasframetype_t);
408 if (LittleLong (pinframetype->type) == ALIAS_SINGLE)
412 pinframegroup = (daliasgroup_t *)datapointer;
413 datapointer += sizeof(daliasgroup_t);
414 groupframes = LittleLong(pinframegroup->numframes);
415 datapointer += sizeof(daliasinterval_t) * groupframes;
418 for (j = 0;j < groupframes;j++)
420 datapointer += sizeof(daliasframe_t);
421 datapointer += sizeof(trivertx_t) * numverts;
427 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
428 loadmodel->skinframes = Mem_Alloc(loadmodel->mempool, totalskins * sizeof(skinframe_t));
430 datapointer = startskins;
431 for (i = 0;i < loadmodel->numskins;i++)
433 pinskintype = (daliasskintype_t *)datapointer;
434 datapointer += sizeof(daliasskintype_t);
436 if (pinskintype->type == ALIAS_SKIN_SINGLE)
443 pinskingroup = (daliasskingroup_t *)datapointer;
444 datapointer += sizeof(daliasskingroup_t);
446 groupskins = LittleLong (pinskingroup->numskins);
448 pinskinintervals = (daliasskininterval_t *)datapointer;
449 datapointer += sizeof(daliasskininterval_t) * groupskins;
451 interval = LittleFloat(pinskinintervals[0].interval);
452 if (interval < 0.01f)
453 Host_Error("Mod_LoadAliasModel: invalid interval\n");
456 sprintf(loadmodel->skinscenes[i].name, "skin %i", i);
457 loadmodel->skinscenes[i].firstframe = totalskins;
458 loadmodel->skinscenes[i].framecount = groupskins;
459 loadmodel->skinscenes[i].framerate = 1.0f / interval;
460 loadmodel->skinscenes[i].loop = true;
462 for (j = 0;j < groupskins;j++)
465 sprintf (name, "%s_%i_%i", loadmodel->name, i, j);
467 sprintf (name, "%s_%i", loadmodel->name, i);
468 if (!Mod_LoadExternalSkin(name, loadmodel->skinframes + totalskins, i == 0))
469 Mod_LoadInternalSkin(name, (qbyte *)datapointer, skinwidth, skinheight, loadmodel->skinframes + totalskins, i == 0);
470 datapointer += skinwidth * skinheight;
474 // check for skins that don't exist in the model, but do exist as external images
475 // (this was added because yummyluv kept pestering me about support for it)
478 sprintf (name, "%s_%i", loadmodel->name, loadmodel->numskins);
479 if (Mod_LoadExternalSkin(name, &tempskinframe, loadmodel->numskins == 0))
481 // expand the arrays to make room
482 tempskinscenes = loadmodel->skinscenes;
483 tempskinframes = loadmodel->skinframes;
484 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
485 loadmodel->skinframes = Mem_Alloc(loadmodel->mempool, (totalskins + 1) * sizeof(skinframe_t));
486 memcpy(loadmodel->skinscenes, tempskinscenes, loadmodel->numskins * sizeof(animscene_t));
487 memcpy(loadmodel->skinframes, tempskinframes, totalskins * sizeof(skinframe_t));
488 Mem_Free(tempskinscenes);
489 Mem_Free(tempskinframes);
490 // store the info about the new skin
491 strcpy(loadmodel->skinscenes[loadmodel->numskins].name, name);
492 loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
493 loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
494 loadmodel->skinscenes[loadmodel->numskins].framerate = 10.0f;
495 loadmodel->skinscenes[loadmodel->numskins].loop = true;
496 loadmodel->skinframes[totalskins] = tempskinframe;
497 loadmodel->numskins++;
504 // store texture coordinates into temporary array, they will be stored after usage is determined (triangle data)
505 scales = 1.0 / skinwidth;
506 scalet = 1.0 / skinheight;
507 for (i = 0;i < numverts;i++)
509 vertonseam[i] = LittleLong(pinstverts[i].onseam);
510 vertst[i][0] = (LittleLong(pinstverts[i].s) + 0.5) * scales;
511 vertst[i][1] = (LittleLong(pinstverts[i].t) + 0.5) * scalet;
512 vertst[i+numverts][0] = vertst[i][0] + 0.5;
513 vertst[i+numverts][1] = vertst[i][1];
515 vertusage[i+numverts] = 0;
518 // load triangle data
519 loadmodel->mdlmd2data_indices = Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->numtris);
521 // count the vertices used
522 for (i = 0;i < numverts*2;i++)
524 for (i = 0;i < loadmodel->numtris;i++)
526 temptris[i][0] = LittleLong(pintriangles[i].vertindex[0]);
527 temptris[i][1] = LittleLong(pintriangles[i].vertindex[1]);
528 temptris[i][2] = LittleLong(pintriangles[i].vertindex[2]);
529 if (!LittleLong(pintriangles[i].facesfront)) // backface
531 if (vertonseam[temptris[i][0]]) temptris[i][0] += numverts;
532 if (vertonseam[temptris[i][1]]) temptris[i][1] += numverts;
533 if (vertonseam[temptris[i][2]]) temptris[i][2] += numverts;
535 vertusage[temptris[i][0]]++;
536 vertusage[temptris[i][1]]++;
537 vertusage[temptris[i][2]]++;
539 // build remapping table and compact array
541 for (i = 0;i < numverts*2;i++)
545 vertremap[i] = totalverts;
546 vertst[totalverts][0] = vertst[i][0];
547 vertst[totalverts][1] = vertst[i][1];
551 vertremap[i] = -1; // not used at all
553 loadmodel->numverts = totalverts;
554 // remap the triangle references
555 for (i = 0;i < loadmodel->numtris;i++)
557 loadmodel->mdlmd2data_indices[i*3+0] = vertremap[temptris[i][0]];
558 loadmodel->mdlmd2data_indices[i*3+1] = vertremap[temptris[i][1]];
559 loadmodel->mdlmd2data_indices[i*3+2] = vertremap[temptris[i][2]];
561 // store the texture coordinates
562 loadmodel->mdlmd2data_texcoords = Mem_Alloc(loadmodel->mempool, sizeof(float[4]) * totalverts);
563 for (i = 0;i < totalverts;i++)
565 loadmodel->mdlmd2data_texcoords[i*4+0] = vertst[i][0];
566 loadmodel->mdlmd2data_texcoords[i*4+1] = vertst[i][1];
570 loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
571 loadmodel->mdlmd2data_pose = Mem_Alloc(loadmodel->mempool, sizeof(aliasvertex_t) * totalposes * totalverts);
573 // LordHavoc: doing proper bbox for model
574 aliasbboxmin[0] = aliasbboxmin[1] = aliasbboxmin[2] = 1000000000;
575 aliasbboxmax[0] = aliasbboxmax[1] = aliasbboxmax[2] = -1000000000;
577 Mod_MDL_LoadFrames (startframes, numverts, scale, translate);
579 modelyawradius = sqrt(modelyawradius);
580 modelradius = sqrt(modelradius);
581 for (j = 0;j < 3;j++)
583 loadmodel->normalmins[j] = aliasbboxmin[j];
584 loadmodel->normalmaxs[j] = aliasbboxmax[j];
585 loadmodel->rotatedmins[j] = -modelradius;
586 loadmodel->rotatedmaxs[j] = modelradius;
588 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -(loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelyawradius);
589 loadmodel->yawmins[2] = loadmodel->normalmins[2];
590 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
591 loadmodel->radius = modelradius;
592 loadmodel->radius2 = modelradius * modelradius;
594 Mod_BuildMDLMD2MeshInfo();
597 static void Mod_MD2_ConvertVerts (vec3_t scale, vec3_t translate, trivertx_t *v, aliasvertex_t *out, int *vertremap)
603 for (i = 0;i < loadmodel->numverts;i++)
605 in = v + vertremap[i];
606 temp[0] = in->v[0] * scale[0] + translate[0];
607 temp[1] = in->v[1] * scale[1] + translate[1];
608 temp[2] = in->v[2] * scale[2] + translate[2];
609 // update bounding box
610 if (temp[0] < aliasbboxmin[0]) aliasbboxmin[0] = temp[0];
611 if (temp[1] < aliasbboxmin[1]) aliasbboxmin[1] = temp[1];
612 if (temp[2] < aliasbboxmin[2]) aliasbboxmin[2] = temp[2];
613 if (temp[0] > aliasbboxmax[0]) aliasbboxmax[0] = temp[0];
614 if (temp[1] > aliasbboxmax[1]) aliasbboxmax[1] = temp[1];
615 if (temp[2] > aliasbboxmax[2]) aliasbboxmax[2] = temp[2];
616 dist = temp[0]*temp[0]+temp[1]*temp[1];
617 if (modelyawradius < dist)
618 modelyawradius = dist;
619 dist += temp[2]*temp[2];
620 if (modelradius < dist)
622 VectorCopy(temp, out[i].origin);
626 void Mod_LoadQ2AliasModel (model_t *mod, void *buffer)
632 int i, j, k, hashindex, num, numxyz, numst, xyz, st;
633 float *stverts, s, t, scale[3], translate[3];
636 struct md2verthash_s *next;
640 *hash, **md2verthash, *md2verthashdata;
642 md2frame_t *pinframe;
644 md2triangle_t *intri;
645 unsigned short *inst;
646 int skinwidth, skinheight;
647 float *vertexbuffer, *svectorsbuffer, *tvectorsbuffer, *normalsbuffer;
652 version = LittleLong (pinmodel->version);
653 if (version != MD2ALIAS_VERSION)
654 Host_Error ("%s has wrong version number (%i should be %i)",
655 loadmodel->name, version, MD2ALIAS_VERSION);
657 loadmodel->type = mod_alias;
658 loadmodel->aliastype = ALIASTYPE_MDLMD2;
659 loadmodel->DrawSky = NULL;
660 loadmodel->Draw = R_Model_Alias_Draw;
661 loadmodel->DrawFakeShadow = R_Model_Alias_DrawFakeShadow;
662 loadmodel->DrawShadowVolume = R_Model_Alias_DrawShadowVolume;
663 loadmodel->DrawLight = R_Model_Alias_DrawLight;
665 if (LittleLong(pinmodel->num_tris < 1) || LittleLong(pinmodel->num_tris) > MD2MAX_TRIANGLES)
666 Host_Error ("%s has invalid number of triangles: %i", loadmodel->name, LittleLong(pinmodel->num_tris));
667 if (LittleLong(pinmodel->num_xyz < 1) || LittleLong(pinmodel->num_xyz) > MD2MAX_VERTS)
668 Host_Error ("%s has invalid number of vertices: %i", loadmodel->name, LittleLong(pinmodel->num_xyz));
669 if (LittleLong(pinmodel->num_frames < 1) || LittleLong(pinmodel->num_frames) > MD2MAX_FRAMES)
670 Host_Error ("%s has invalid number of frames: %i", loadmodel->name, LittleLong(pinmodel->num_frames));
671 if (LittleLong(pinmodel->num_skins < 0) || LittleLong(pinmodel->num_skins) > MAX_SKINS)
672 Host_Error ("%s has invalid number of skins: %i", loadmodel->name, LittleLong(pinmodel->num_skins));
674 end = LittleLong(pinmodel->ofs_end);
675 if (LittleLong(pinmodel->num_skins) >= 1 && (LittleLong(pinmodel->ofs_skins <= 0) || LittleLong(pinmodel->ofs_skins) >= end))
676 Host_Error ("%s is not a valid model", loadmodel->name);
677 if (LittleLong(pinmodel->ofs_st <= 0) || LittleLong(pinmodel->ofs_st) >= end)
678 Host_Error ("%s is not a valid model", loadmodel->name);
679 if (LittleLong(pinmodel->ofs_tris <= 0) || LittleLong(pinmodel->ofs_tris) >= end)
680 Host_Error ("%s is not a valid model", loadmodel->name);
681 if (LittleLong(pinmodel->ofs_frames <= 0) || LittleLong(pinmodel->ofs_frames) >= end)
682 Host_Error ("%s is not a valid model", loadmodel->name);
683 if (LittleLong(pinmodel->ofs_glcmds <= 0) || LittleLong(pinmodel->ofs_glcmds) >= end)
684 Host_Error ("%s is not a valid model", loadmodel->name);
686 loadmodel->numskins = LittleLong(pinmodel->num_skins);
687 numxyz = LittleLong(pinmodel->num_xyz);
688 numst = LittleLong(pinmodel->num_st);
689 loadmodel->numtris = LittleLong(pinmodel->num_tris);
690 loadmodel->numframes = LittleLong(pinmodel->num_frames);
692 loadmodel->flags = 0; // there are no MD2 flags
693 loadmodel->synctype = ST_RAND;
696 inskin = (void*)(base + LittleLong(pinmodel->ofs_skins));
697 if (loadmodel->numskins)
699 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins + sizeof(skinframe_t) * loadmodel->numskins);
700 loadmodel->skinframes = (void *)(loadmodel->skinscenes + loadmodel->numskins);
701 for (i = 0;i < loadmodel->numskins;i++)
703 loadmodel->skinscenes[i].firstframe = i;
704 loadmodel->skinscenes[i].framecount = 1;
705 loadmodel->skinscenes[i].loop = true;
706 loadmodel->skinscenes[i].framerate = 10;
707 loadmodel->skinframes[i].base = loadtextureimagewithmaskandnmap (loadmodel->texturepool, inskin, 0, 0, true, TEXF_ALPHA | TEXF_PRECACHE | (r_mipskins.integer ? TEXF_MIPMAP : 0), 1);
708 loadmodel->skinframes[i].fog = image_masktex;
709 loadmodel->skinframes[i].nmap = image_nmaptex;
710 loadmodel->skinframes[i].gloss = NULL;
711 loadmodel->skinframes[i].pants = NULL;
712 loadmodel->skinframes[i].shirt = NULL;
713 loadmodel->skinframes[i].glow = NULL;
714 loadmodel->skinframes[i].merged = NULL;
715 inskin += MD2MAX_SKINNAME;
719 // load the triangles and stvert data
720 inst = (void*)(base + LittleLong(pinmodel->ofs_st));
721 intri = (void*)(base + LittleLong(pinmodel->ofs_tris));
722 skinwidth = LittleLong(pinmodel->skinwidth);
723 skinheight = LittleLong(pinmodel->skinheight);
725 stverts = Mem_Alloc(tempmempool, numst * sizeof(float[2]));
726 s = 1.0f / skinwidth;
727 t = 1.0f / skinheight;
728 for (i = 0;i < numst;i++)
730 j = (unsigned short) LittleShort(inst[i*2+0]);
731 k = (unsigned short) LittleShort(inst[i*2+1]);
732 if (j >= skinwidth || k >= skinheight)
735 Host_Error("Mod_MD2_LoadGeometry: invalid skin coordinate (%i %i) on vert %i of model %s\n", j, k, i, loadmodel->name);
737 stverts[i*2+0] = j * s;
738 stverts[i*2+1] = k * t;
741 md2verthash = Mem_Alloc(tempmempool, 256 * sizeof(hash));
742 md2verthashdata = Mem_Alloc(tempmempool, loadmodel->numtris * 3 * sizeof(*hash));
743 // swap the triangle list
745 loadmodel->mdlmd2data_indices = Mem_Alloc(loadmodel->mempool, loadmodel->numtris * sizeof(int[3]));
746 for (i = 0;i < loadmodel->numtris;i++)
748 for (j = 0;j < 3;j++)
750 xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
751 st = (unsigned short) LittleShort (intri[i].index_st[j]);
752 if (xyz >= numxyz || st >= numst)
754 Mem_Free(md2verthash);
755 Mem_Free(md2verthashdata);
758 Host_Error("Mod_MD2_LoadGeometry: invalid xyz index (%i) on triangle %i of model %s\n", xyz, i, loadmodel->name);
760 Host_Error("Mod_MD2_LoadGeometry: invalid st index (%i) on triangle %i of model %s\n", st, i, loadmodel->name);
764 hashindex = (xyz * 17 + st) & 255;
765 for (hash = md2verthash[hashindex];hash;hash = hash->next)
766 if (hash->xyz == xyz && hash->st[0] == s && hash->st[1] == t)
770 hash = md2verthashdata + num++;
774 hash->next = md2verthash[hashindex];
775 md2verthash[hashindex] = hash;
777 loadmodel->mdlmd2data_indices[i*3+j] = (hash - md2verthashdata);
783 loadmodel->numverts = num;
784 vertremap = Mem_Alloc(loadmodel->mempool, num * sizeof(int));
785 loadmodel->mdlmd2data_texcoords = Mem_Alloc(loadmodel->mempool, num * sizeof(float[4]));
786 for (i = 0;i < num;i++)
788 hash = md2verthashdata + i;
789 vertremap[i] = hash->xyz;
790 loadmodel->mdlmd2data_texcoords[i*4+0] = hash->st[0];
791 loadmodel->mdlmd2data_texcoords[i*4+1] = hash->st[1];
794 Mem_Free(md2verthash);
795 Mem_Free(md2verthashdata);
798 // LordHavoc: doing proper bbox for model
799 aliasbboxmin[0] = aliasbboxmin[1] = aliasbboxmin[2] = 1000000000;
800 aliasbboxmax[0] = aliasbboxmax[1] = aliasbboxmax[2] = -1000000000;
804 datapointer = (base + LittleLong(pinmodel->ofs_frames));
806 loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
807 loadmodel->mdlmd2data_pose = Mem_Alloc(loadmodel->mempool, loadmodel->numverts * loadmodel->numframes * sizeof(trivertx_t));
809 vertexbuffer = Mem_Alloc(tempmempool, loadmodel->numverts * sizeof(float[4]) * 4);
810 svectorsbuffer = vertexbuffer + loadmodel->numverts * 4;
811 tvectorsbuffer = svectorsbuffer + loadmodel->numverts * 4;
812 normalsbuffer = tvectorsbuffer + loadmodel->numverts * 4;
813 for (i = 0;i < loadmodel->numframes;i++)
815 pinframe = (md2frame_t *)datapointer;
816 datapointer += sizeof(md2frame_t);
817 for (j = 0;j < 3;j++)
819 scale[j] = LittleFloat(pinframe->scale[j]);
820 translate[j] = LittleFloat(pinframe->translate[j]);
822 Mod_MD2_ConvertVerts(scale, translate, (void *)datapointer, loadmodel->mdlmd2data_pose + i * loadmodel->numverts, vertremap);
823 Mod_BuildAliasVertexTextureVectors(loadmodel->numtris, loadmodel->mdlmd2data_indices, loadmodel->numverts, loadmodel->mdlmd2data_pose + i * loadmodel->numverts, loadmodel->mdlmd2data_texcoords, vertexbuffer, svectorsbuffer, tvectorsbuffer, normalsbuffer);
824 datapointer += numxyz * sizeof(trivertx_t);
826 strcpy(loadmodel->animscenes[i].name, pinframe->name);
827 loadmodel->animscenes[i].firstframe = i;
828 loadmodel->animscenes[i].framecount = 1;
829 loadmodel->animscenes[i].framerate = 10;
830 loadmodel->animscenes[i].loop = true;
832 Mem_Free(vertexbuffer);
836 // LordHavoc: model bbox
837 modelyawradius = sqrt(modelyawradius);
838 modelradius = sqrt(modelradius);
839 for (j = 0;j < 3;j++)
841 loadmodel->normalmins[j] = aliasbboxmin[j];
842 loadmodel->normalmaxs[j] = aliasbboxmax[j];
843 loadmodel->rotatedmins[j] = -modelradius;
844 loadmodel->rotatedmaxs[j] = modelradius;
846 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -(loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelyawradius);
847 loadmodel->yawmins[2] = loadmodel->normalmins[2];
848 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
849 loadmodel->radius = modelradius;
850 loadmodel->radius2 = modelradius * modelradius;
852 Mod_BuildMDLMD2MeshInfo();
855 extern void R_Model_Zymotic_DrawSky(entity_render_t *ent);
856 extern void R_Model_Zymotic_Draw(entity_render_t *ent);
857 extern void R_Model_Zymotic_DrawFakeShadow(entity_render_t *ent);
858 extern void R_Model_Zymotic_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius);
859 extern void R_Model_Zymotic_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor);
860 void Mod_LoadZymoticModel(model_t *mod, void *buffer)
862 zymtype1header_t *pinmodel, *pheader;
865 pinmodel = (void *)buffer;
867 if (memcmp(pinmodel->id, "ZYMOTICMODEL", 12))
868 Host_Error ("Mod_LoadZymoticModel: %s is not a zymotic model\n");
869 if (BigLong(pinmodel->type) != 1)
870 Host_Error ("Mod_LoadZymoticModel: only type 1 (skeletal pose) models are currently supported (name = %s)\n", loadmodel->name);
872 loadmodel->type = mod_alias;
873 loadmodel->aliastype = ALIASTYPE_ZYM;
874 loadmodel->DrawSky = NULL;
875 loadmodel->Draw = R_Model_Zymotic_Draw;
876 loadmodel->DrawFakeShadow = NULL;//R_Model_Zymotic_DrawFakeShadow;
877 loadmodel->DrawShadowVolume = NULL;//R_Model_Zymotic_DrawShadowVolume;
878 loadmodel->DrawLight = NULL;//R_Model_Zymotic_DrawLight;
882 pheader->type = BigLong(pinmodel->type);
883 pheader->filesize = BigLong(pinmodel->filesize);
884 pheader->mins[0] = BigFloat(pinmodel->mins[0]);
885 pheader->mins[1] = BigFloat(pinmodel->mins[1]);
886 pheader->mins[2] = BigFloat(pinmodel->mins[2]);
887 pheader->maxs[0] = BigFloat(pinmodel->maxs[0]);
888 pheader->maxs[1] = BigFloat(pinmodel->maxs[1]);
889 pheader->maxs[2] = BigFloat(pinmodel->maxs[2]);
890 pheader->radius = BigFloat(pinmodel->radius);
891 pheader->numverts = loadmodel->zymnum_verts = BigLong(pinmodel->numverts);
892 pheader->numtris = loadmodel->zymnum_tris = BigLong(pinmodel->numtris);
893 pheader->numshaders = loadmodel->zymnum_shaders = BigLong(pinmodel->numshaders);
894 pheader->numbones = loadmodel->zymnum_bones = BigLong(pinmodel->numbones);
895 pheader->numscenes = loadmodel->zymnum_scenes = BigLong(pinmodel->numscenes);
896 pheader->lump_scenes.start = BigLong(pinmodel->lump_scenes.start);
897 pheader->lump_scenes.length = BigLong(pinmodel->lump_scenes.length);
898 pheader->lump_poses.start = BigLong(pinmodel->lump_poses.start);
899 pheader->lump_poses.length = BigLong(pinmodel->lump_poses.length);
900 pheader->lump_bones.start = BigLong(pinmodel->lump_bones.start);
901 pheader->lump_bones.length = BigLong(pinmodel->lump_bones.length);
902 pheader->lump_vertbonecounts.start = BigLong(pinmodel->lump_vertbonecounts.start);
903 pheader->lump_vertbonecounts.length = BigLong(pinmodel->lump_vertbonecounts.length);
904 pheader->lump_verts.start = BigLong(pinmodel->lump_verts.start);
905 pheader->lump_verts.length = BigLong(pinmodel->lump_verts.length);
906 pheader->lump_texcoords.start = BigLong(pinmodel->lump_texcoords.start);
907 pheader->lump_texcoords.length = BigLong(pinmodel->lump_texcoords.length);
908 pheader->lump_render.start = BigLong(pinmodel->lump_render.start);
909 pheader->lump_render.length = BigLong(pinmodel->lump_render.length);
910 pheader->lump_shaders.start = BigLong(pinmodel->lump_shaders.start);
911 pheader->lump_shaders.length = BigLong(pinmodel->lump_shaders.length);
912 pheader->lump_trizone.start = BigLong(pinmodel->lump_trizone.start);
913 pheader->lump_trizone.length = BigLong(pinmodel->lump_trizone.length);
915 loadmodel->flags = 0; // there are no flags
916 loadmodel->numframes = pheader->numscenes;
917 loadmodel->synctype = ST_SYNC;
918 loadmodel->numtris = pheader->numtris;
919 loadmodel->numverts = 0;
923 float modelradius, corner[2];
925 modelradius = pheader->radius;
926 for (i = 0;i < 3;i++)
928 loadmodel->normalmins[i] = pheader->mins[i];
929 loadmodel->normalmaxs[i] = pheader->maxs[i];
930 loadmodel->rotatedmins[i] = -modelradius;
931 loadmodel->rotatedmaxs[i] = modelradius;
933 corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
934 corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
935 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
936 if (loadmodel->yawmaxs[0] > modelradius)
937 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
938 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
939 loadmodel->yawmins[2] = loadmodel->normalmins[2];
940 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
941 loadmodel->radius = modelradius;
942 loadmodel->radius2 = modelradius * modelradius;
946 // FIXME: add shaders, and make them switchable shader sets and...
947 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) + sizeof(skinframe_t));
948 loadmodel->skinscenes[0].firstframe = 0;
949 loadmodel->skinscenes[0].framecount = 1;
950 loadmodel->skinscenes[0].loop = true;
951 loadmodel->skinscenes[0].framerate = 10;
952 loadmodel->skinframes = (void *)(loadmodel->skinscenes + 1);
953 loadmodel->skinframes->base = NULL;
954 loadmodel->skinframes->fog = NULL;
955 loadmodel->skinframes->pants = NULL;
956 loadmodel->skinframes->shirt = NULL;
957 loadmodel->skinframes->glow = NULL;
958 loadmodel->skinframes->merged = NULL;
959 loadmodel->numskins = 1;
962 // go through the lumps, swapping things
967 // zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
968 loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
969 scene = (void *) (pheader->lump_scenes.start + pbase);
970 numposes = pheader->lump_poses.length / pheader->numbones / sizeof(float[3][4]);
971 for (i = 0;i < pheader->numscenes;i++)
973 memcpy(loadmodel->animscenes[i].name, scene->name, 32);
974 loadmodel->animscenes[i].firstframe = BigLong(scene->start);
975 loadmodel->animscenes[i].framecount = BigLong(scene->length);
976 loadmodel->animscenes[i].framerate = BigFloat(scene->framerate);
977 loadmodel->animscenes[i].loop = (BigLong(scene->flags) & ZYMSCENEFLAG_NOLOOP) == 0;
978 if ((unsigned int) loadmodel->animscenes[i].firstframe >= (unsigned int) numposes)
979 Host_Error("Mod_LoadZymoticModel: scene firstframe (%i) >= numposes (%i)\n", loadmodel->animscenes[i].firstframe, numposes);
980 if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > (unsigned int) numposes)
981 Host_Error("Mod_LoadZymoticModel: scene firstframe (%i) + framecount (%i) >= numposes (%i)\n", loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
982 if (loadmodel->animscenes[i].framerate < 0)
983 Host_Error("Mod_LoadZymoticModel: scene framerate (%f) < 0\n", loadmodel->animscenes[i].framerate);
991 // zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
992 loadmodel->zymdata_poses = Mem_Alloc(loadmodel->mempool, pheader->lump_poses.length);
993 poses = (void *) (pheader->lump_poses.start + pbase);
994 for (i = 0;i < pheader->lump_poses.length / 4;i++)
995 loadmodel->zymdata_poses[i] = BigFloat(poses[i]);
1001 // zymlump_t lump_bones; // zymbone_t bone[numbones];
1002 loadmodel->zymdata_bones = Mem_Alloc(loadmodel->mempool, pheader->numbones * sizeof(zymbone_t));
1003 bone = (void *) (pheader->lump_bones.start + pbase);
1004 for (i = 0;i < pheader->numbones;i++)
1006 memcpy(loadmodel->zymdata_bones[i].name, bone[i].name, sizeof(bone[i].name));
1007 loadmodel->zymdata_bones[i].flags = BigLong(bone[i].flags);
1008 loadmodel->zymdata_bones[i].parent = BigLong(bone[i].parent);
1009 if (loadmodel->zymdata_bones[i].parent >= i)
1010 Host_Error("Mod_LoadZymoticModel: bone[%i].parent >= %i in %s\n", i, i, loadmodel->name);
1016 // zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
1017 loadmodel->zymdata_vertbonecounts = Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1018 bonecount = (void *) (pheader->lump_vertbonecounts.start + pbase);
1019 for (i = 0;i < pheader->numverts;i++)
1021 loadmodel->zymdata_vertbonecounts[i] = BigLong(bonecount[i]);
1022 if (loadmodel->zymdata_vertbonecounts[i] < 1)
1023 Host_Error("Mod_LoadZymoticModel: bone vertex count < 1 in %s\n", loadmodel->name);
1029 zymvertex_t *vertdata;
1030 // zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
1031 loadmodel->zymdata_verts = Mem_Alloc(loadmodel->mempool, pheader->lump_verts.length);
1032 vertdata = (void *) (pheader->lump_verts.start + pbase);
1033 for (i = 0;i < pheader->lump_verts.length / (int) sizeof(zymvertex_t);i++)
1035 loadmodel->zymdata_verts[i].bonenum = BigLong(vertdata[i].bonenum);
1036 loadmodel->zymdata_verts[i].origin[0] = BigFloat(vertdata[i].origin[0]);
1037 loadmodel->zymdata_verts[i].origin[1] = BigFloat(vertdata[i].origin[1]);
1038 loadmodel->zymdata_verts[i].origin[2] = BigFloat(vertdata[i].origin[2]);
1044 float *intexcoord, *outtexcoord;
1045 // zymlump_t lump_texcoords; // float texcoords[numvertices][2];
1046 loadmodel->zymdata_texcoords = outtexcoord = Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(float[4]));
1047 intexcoord = (void *) (pheader->lump_texcoords.start + pbase);
1048 for (i = 0;i < pheader->numverts;i++)
1050 outtexcoord[i*4+0] = BigFloat(intexcoord[i*2+0]);
1051 // flip T coordinate for OpenGL
1052 outtexcoord[i*4+1] = 1 - BigFloat(intexcoord[i*2+1]);
1057 int i, count, *renderlist, *renderlistend, *outrenderlist;
1058 // zymlump_t lump_render; // int renderlist[rendersize]; // sorted by shader with run lengths (int count), shaders are sequentially used, each run can be used with glDrawElements (each triangle is 3 int indices)
1059 loadmodel->zymdata_renderlist = Mem_Alloc(loadmodel->mempool, pheader->lump_render.length);
1060 // byteswap, validate, and swap winding order of tris
1061 count = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
1062 if (pheader->lump_render.length != count)
1063 Host_Error("Mod_LoadZymoticModel: renderlist is wrong size in %s (is %i bytes, should be %i bytes)\n", loadmodel->name, pheader->lump_render.length, count);
1064 outrenderlist = loadmodel->zymdata_renderlist = Mem_Alloc(loadmodel->mempool, count);
1065 renderlist = (void *) (pheader->lump_render.start + pbase);
1066 renderlistend = (void *) ((qbyte *) renderlist + pheader->lump_render.length);
1067 for (i = 0;i < pheader->numshaders;i++)
1069 if (renderlist >= renderlistend)
1070 Host_Error("Mod_LoadZymoticModel: corrupt renderlist in %s (wrong size)\n", loadmodel->name);
1071 count = BigLong(*renderlist);renderlist++;
1072 if (renderlist + count * 3 > renderlistend)
1073 Host_Error("Mod_LoadZymoticModel: corrupt renderlist in %s (wrong size)\n", loadmodel->name);
1074 *outrenderlist++ = count;
1077 outrenderlist[2] = BigLong(renderlist[0]);
1078 outrenderlist[1] = BigLong(renderlist[1]);
1079 outrenderlist[0] = BigLong(renderlist[2]);
1080 if ((unsigned int)outrenderlist[0] >= (unsigned int)pheader->numverts
1081 || (unsigned int)outrenderlist[1] >= (unsigned int)pheader->numverts
1082 || (unsigned int)outrenderlist[2] >= (unsigned int)pheader->numverts)
1083 Host_Error("Mod_LoadZymoticModel: corrupt renderlist in %s (out of bounds index)\n", loadmodel->name);
1093 // zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
1094 loadmodel->zymdata_textures = Mem_Alloc(loadmodel->mempool, pheader->numshaders * sizeof(rtexture_t *));
1095 shadername = (void *) (pheader->lump_shaders.start + pbase);
1096 for (i = 0;i < pheader->numshaders;i++)
1097 loadmodel->zymdata_textures[i] = loadtextureimage(loadmodel->texturepool, shadername + i * 32, 0, 0, true, TEXF_ALPHA | TEXF_PRECACHE | (r_mipskins.integer ? TEXF_MIPMAP : 0));
1101 // zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
1102 loadmodel->zymdata_trizone = Mem_Alloc(loadmodel->mempool, pheader->numtris);
1103 memcpy(loadmodel->zymdata_trizone, (void *) (pheader->lump_trizone.start + pbase), pheader->numtris);