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.
25 void Mod_AliasInit (void)
29 static void Mod_MDLMD2MD3_TraceBox(model_t *model, int frame, trace_t *trace, const vec3_t boxstartmins, const vec3_t boxstartmaxs, const vec3_t boxendmins, const vec3_t boxendmaxs, int hitsupercontentsmask)
32 float segmentmins[3], segmentmaxs[3];
33 colbrushf_t *thisbrush_start, *thisbrush_end;
34 matrix4x4_t startmatrix, endmatrix;
35 memset(trace, 0, sizeof(*trace));
37 trace->realfraction = 1;
38 trace->hitsupercontentsmask = hitsupercontentsmask;
39 segmentmins[0] = min(boxstartmins[0], boxendmins[0]);
40 segmentmins[1] = min(boxstartmins[1], boxendmins[1]);
41 segmentmins[2] = min(boxstartmins[2], boxendmins[2]);
42 segmentmaxs[0] = max(boxstartmaxs[0], boxendmaxs[0]);
43 segmentmaxs[1] = max(boxstartmaxs[1], boxendmaxs[1]);
44 segmentmaxs[2] = max(boxstartmaxs[2], boxendmaxs[2]);
45 if (VectorCompare(boxstartmins, boxstartmaxs) && VectorCompare(boxendmins, boxendmaxs))
48 for (i = 0;i < model->alias.aliasnum_meshes;i++)
51 if (framenum < 0 || framenum > model->alias.aliasdata_meshes[i].num_frames)
53 Collision_TraceLineTriangleMeshFloat(trace, boxstartmins, boxendmins, model->alias.aliasdata_meshes[i].num_triangles, model->alias.aliasdata_meshes[i].data_element3i, model->alias.aliasdata_meshes[i].data_aliasvertex3f + framenum * model->alias.aliasdata_meshes[i].num_vertices * 3, SUPERCONTENTS_SOLID, segmentmins, segmentmaxs);
58 // box trace, performed as brush trace
59 Matrix4x4_CreateIdentity(&startmatrix);
60 Matrix4x4_CreateIdentity(&endmatrix);
61 thisbrush_start = Collision_BrushForBox(&startmatrix, boxstartmins, boxstartmaxs);
62 thisbrush_end = Collision_BrushForBox(&endmatrix, boxendmins, boxendmaxs);
63 for (i = 0;i < model->alias.aliasnum_meshes;i++)
66 if (framenum < 0 || framenum > model->alias.aliasdata_meshes[i].num_frames)
68 Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, model->alias.aliasdata_meshes[i].num_triangles, model->alias.aliasdata_meshes[i].data_element3i, model->alias.aliasdata_meshes[i].data_aliasvertex3f + framenum * model->alias.aliasdata_meshes[i].num_vertices * 3, SUPERCONTENTS_SOLID, segmentmins, segmentmaxs);
73 static void Mod_CalcAliasModelBBoxes (void)
76 float dist, yawradius, radius;
79 VectorClear(loadmodel->normalmins);
80 VectorClear(loadmodel->normalmaxs);
83 for (meshnum = 0, mesh = loadmodel->alias.aliasdata_meshes;meshnum < loadmodel->alias.aliasnum_meshes;meshnum++, mesh++)
85 for (vnum = 0, v = mesh->data_aliasvertex3f;vnum < mesh->num_vertices * mesh->num_frames;vnum++, v += 3)
87 if (loadmodel->normalmins[0] > v[0]) loadmodel->normalmins[0] = v[0];
88 if (loadmodel->normalmins[1] > v[1]) loadmodel->normalmins[1] = v[1];
89 if (loadmodel->normalmins[2] > v[2]) loadmodel->normalmins[2] = v[2];
90 if (loadmodel->normalmaxs[0] < v[0]) loadmodel->normalmaxs[0] = v[0];
91 if (loadmodel->normalmaxs[1] < v[1]) loadmodel->normalmaxs[1] = v[1];
92 if (loadmodel->normalmaxs[2] < v[2]) loadmodel->normalmaxs[2] = v[2];
93 dist = v[0] * v[0] + v[1] * v[1];
101 radius = sqrt(radius);
102 yawradius = sqrt(yawradius);
103 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -yawradius;
104 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = yawradius;
105 loadmodel->yawmins[2] = loadmodel->normalmins[2];
106 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
107 loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -radius;
108 loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = radius;
109 loadmodel->radius = radius;
110 loadmodel->radius2 = radius * radius;
113 static void Mod_ConvertAliasVerts (int inverts, vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int *vertremap)
117 for (i = 0;i < inverts;i++)
119 if (vertremap[i] < 0 && vertremap[i+inverts] < 0) // only used vertices need apply...
121 temp[0] = v[i].v[0] * scale[0] + translate[0];
122 temp[1] = v[i].v[1] * scale[1] + translate[1];
123 temp[2] = v[i].v[2] * scale[2] + translate[2];
124 j = vertremap[i]; // not onseam
126 VectorCopy(temp, out3f + j * 3);
127 j = vertremap[i+inverts]; // onseam
129 VectorCopy(temp, out3f + j * 3);
133 static void Mod_MDL_LoadFrames (qbyte* datapointer, int inverts, vec3_t scale, vec3_t translate, int *vertremap)
135 int i, f, pose, groupframes;
137 daliasframetype_t *pframetype;
138 daliasframe_t *pinframe;
139 daliasgroup_t *group;
140 daliasinterval_t *intervals;
143 scene = loadmodel->animscenes;
144 for (f = 0;f < loadmodel->numframes;f++)
146 pframetype = (daliasframetype_t *)datapointer;
147 datapointer += sizeof(daliasframetype_t);
148 if (LittleLong (pframetype->type) == ALIAS_SINGLE)
150 // a single frame is still treated as a group
157 group = (daliasgroup_t *)datapointer;
158 datapointer += sizeof(daliasgroup_t);
159 groupframes = LittleLong (group->numframes);
161 // intervals (time per frame)
162 intervals = (daliasinterval_t *)datapointer;
163 datapointer += sizeof(daliasinterval_t) * groupframes;
165 interval = LittleFloat (intervals->interval); // FIXME: support variable framerate groups
166 if (interval < 0.01f)
168 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
173 // get scene name from first frame
174 pinframe = (daliasframe_t *)datapointer;
176 strcpy(scene->name, pinframe->name);
177 scene->firstframe = pose;
178 scene->framecount = groupframes;
179 scene->framerate = 1.0f / interval;
184 for (i = 0;i < groupframes;i++)
186 pinframe = (daliasframe_t *)datapointer;
187 datapointer += sizeof(daliasframe_t);
188 Mod_ConvertAliasVerts(inverts, scale, translate, (trivertx_t *)datapointer, loadmodel->alias.aliasdata_meshes->data_aliasvertex3f + pose * loadmodel->alias.aliasdata_meshes->num_vertices * 3, vertremap);
189 Mod_BuildTextureVectorsAndNormals(loadmodel->alias.aliasdata_meshes->num_vertices, loadmodel->alias.aliasdata_meshes->num_triangles, loadmodel->alias.aliasdata_meshes->data_aliasvertex3f + pose * loadmodel->alias.aliasdata_meshes->num_vertices * 3, loadmodel->alias.aliasdata_meshes->data_texcoord2f, loadmodel->alias.aliasdata_meshes->data_element3i, loadmodel->alias.aliasdata_meshes->data_aliassvector3f + pose * loadmodel->alias.aliasdata_meshes->num_vertices * 3, loadmodel->alias.aliasdata_meshes->data_aliastvector3f + pose * loadmodel->alias.aliasdata_meshes->num_vertices * 3, loadmodel->alias.aliasdata_meshes->data_aliasnormal3f + pose * loadmodel->alias.aliasdata_meshes->num_vertices * 3);
190 datapointer += sizeof(trivertx_t) * inverts;
196 static skinframe_t missingskinframe;
197 aliaslayer_t mod_alias_layersbuffer[16]; // 7 currently used
198 void Mod_BuildAliasSkinFromSkinFrame(aliasskin_t *skin, skinframe_t *skinframe)
203 if (skinframe == NULL)
205 skinframe = &missingskinframe;
206 memset(skinframe, 0, sizeof(*skinframe));
207 skinframe->base = r_notexture;
210 memset(&mod_alias_layersbuffer, 0, sizeof(mod_alias_layersbuffer));
211 layer = mod_alias_layersbuffer;
212 layer->flags = ALIASLAYER_SPECULAR;
213 layer->texture = skinframe->gloss;
214 layer->nmap = skinframe->nmap;
216 if (skinframe->merged != NULL)
218 layer->flags = ALIASLAYER_DIFFUSE | ALIASLAYER_NODRAW_IF_COLORMAPPED;
219 layer->texture = skinframe->merged;
220 layer->nmap = skinframe->nmap;
223 if (skinframe->base != NULL)
225 layer->flags = ALIASLAYER_DIFFUSE;
226 if (skinframe->merged != NULL)
227 layer->flags |= ALIASLAYER_NODRAW_IF_NOTCOLORMAPPED;
228 layer->texture = skinframe->base;
229 layer->nmap = skinframe->nmap;
232 if (skinframe->pants != NULL)
234 layer->flags = ALIASLAYER_DIFFUSE | ALIASLAYER_NODRAW_IF_NOTCOLORMAPPED | ALIASLAYER_COLORMAP_PANTS;
235 layer->texture = skinframe->pants;
236 layer->nmap = skinframe->nmap;
239 if (skinframe->shirt != NULL)
241 layer->flags = ALIASLAYER_DIFFUSE | ALIASLAYER_NODRAW_IF_NOTCOLORMAPPED | ALIASLAYER_COLORMAP_SHIRT;
242 layer->texture = skinframe->shirt;
243 layer->nmap = skinframe->nmap;
247 if (skinframe->glow != NULL)
250 layer->texture = skinframe->glow;
254 layer->flags = ALIASLAYER_FOG | ALIASLAYER_FORCEDRAW_IF_FIRSTPASS;
255 layer->texture = skinframe->fog;
259 // fog texture only exists if some pixels are transparent...
260 if (skinframe->fog != NULL)
261 skin->flags |= ALIASSKIN_TRANSPARENT;
263 skin->num_layers = layer - mod_alias_layersbuffer;
264 skin->data_layers = Mem_Alloc(loadmodel->mempool, skin->num_layers * sizeof(aliaslayer_t));
265 memcpy(skin->data_layers, mod_alias_layersbuffer, skin->num_layers * sizeof(aliaslayer_t));
268 void Mod_BuildAliasSkinsFromSkinFiles(aliasskin_t *skin, skinfile_t *skinfile, char *meshname, char *shadername)
271 skinfileitem_t *skinfileitem;
272 skinframe_t tempskinframe;
275 for (i = 0;skinfile;skinfile = skinfile->next, i++, skin++)
277 memset(skin, 0, sizeof(*skin));
278 for (skinfileitem = skinfile->items;skinfileitem;skinfileitem = skinfileitem->next)
280 // leave the skin unitialized (nodraw) if the replacement is "common/nodraw" or "textures/common/nodraw"
281 if (!strcmp(skinfileitem->name, meshname) && strcmp(skinfileitem->replacement, "common/nodraw") && strcmp(skinfileitem->replacement, "textures/common/nodraw"))
283 memset(&tempskinframe, 0, sizeof(tempskinframe));
284 if (Mod_LoadSkinFrame(&tempskinframe, skinfileitem->replacement, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_CLAMP | TEXF_PRECACHE, true, false, true))
285 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
288 Con_Printf("mesh \"%s\": failed to load skin #%i \"%s\", falling back to mesh's internal shader name \"%s\"\n", meshname, i, skinfileitem->replacement, shadername);
289 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_CLAMP | TEXF_PRECACHE, true, false, true))
290 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
293 Con_Printf("failed to load skin \"%s\"\n", shadername);
294 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
303 memset(&tempskinframe, 0, sizeof(tempskinframe));
304 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_CLAMP | TEXF_PRECACHE, true, false, true))
305 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
308 Con_Printf("failed to load mesh \"%s\" shader \"%s\"\n", meshname, shadername);
309 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
314 #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);
315 #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);
316 extern void R_Model_Alias_Draw(entity_render_t *ent);
317 extern void R_Model_Alias_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius, int numsurfaces, const int *surfacelist);
318 extern void R_Model_Alias_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, const matrix4x4_t *matrix_modeltolight, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz, rtexture_t *lightcubemap, int numsurfaces, const int *surfacelist);
319 void Mod_IDP0_Load(model_t *mod, void *buffer)
321 int i, j, version, totalskins, skinwidth, skinheight, groupframes, groupskins, numverts;
322 float scales, scalet, scale[3], translate[3], interval;
324 stvert_t *pinstverts;
325 dtriangle_t *pintriangles;
326 daliasskintype_t *pinskintype;
327 daliasskingroup_t *pinskingroup;
328 daliasskininterval_t *pinskinintervals;
329 daliasframetype_t *pinframetype;
330 daliasgroup_t *pinframegroup;
331 qbyte *datapointer, *startframes, *startskins;
332 char name[MAX_QPATH];
333 skinframe_t tempskinframe;
334 animscene_t *tempskinscenes;
335 aliasskin_t *tempaliasskins;
337 int *vertonseam, *vertremap;
338 skinfile_t *skinfiles;
340 datapointer = buffer;
341 pinmodel = (mdl_t *)datapointer;
342 datapointer += sizeof(mdl_t);
344 version = LittleLong (pinmodel->version);
345 if (version != ALIAS_VERSION)
346 Host_Error ("%s has wrong version number (%i should be %i)",
347 loadmodel->name, version, ALIAS_VERSION);
349 loadmodel->type = mod_alias;
350 loadmodel->alias.aliastype = ALIASTYPE_ALIAS;
351 loadmodel->DrawSky = NULL;
352 loadmodel->Draw = R_Model_Alias_Draw;
353 loadmodel->DrawShadowVolume = R_Model_Alias_DrawShadowVolume;
354 loadmodel->DrawLight = R_Model_Alias_DrawLight;
355 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
357 loadmodel->alias.aliasnum_meshes = 1;
358 loadmodel->alias.aliasdata_meshes = Mem_Alloc(loadmodel->mempool, sizeof(aliasmesh_t));
360 loadmodel->numskins = LittleLong(pinmodel->numskins);
361 BOUNDI(loadmodel->numskins,0,65536);
362 skinwidth = LittleLong (pinmodel->skinwidth);
363 BOUNDI(skinwidth,0,65536);
364 skinheight = LittleLong (pinmodel->skinheight);
365 BOUNDI(skinheight,0,65536);
366 numverts = LittleLong(pinmodel->numverts);
367 BOUNDI(numverts,0,65536);
368 loadmodel->alias.aliasdata_meshes->num_triangles = LittleLong(pinmodel->numtris);
369 BOUNDI(loadmodel->alias.aliasdata_meshes->num_triangles,0,65536);
370 loadmodel->numframes = LittleLong(pinmodel->numframes);
371 BOUNDI(loadmodel->numframes,0,65536);
372 loadmodel->synctype = LittleLong (pinmodel->synctype);
373 BOUNDI(loadmodel->synctype,0,2);
374 loadmodel->flags = LittleLong (pinmodel->flags);
376 for (i = 0;i < 3;i++)
378 scale[i] = LittleFloat (pinmodel->scale[i]);
379 translate[i] = LittleFloat (pinmodel->scale_origin[i]);
382 startskins = datapointer;
384 for (i = 0;i < loadmodel->numskins;i++)
386 pinskintype = (daliasskintype_t *)datapointer;
387 datapointer += sizeof(daliasskintype_t);
388 if (LittleLong(pinskintype->type) == ALIAS_SKIN_SINGLE)
392 pinskingroup = (daliasskingroup_t *)datapointer;
393 datapointer += sizeof(daliasskingroup_t);
394 groupskins = LittleLong(pinskingroup->numskins);
395 datapointer += sizeof(daliasskininterval_t) * groupskins;
398 for (j = 0;j < groupskins;j++)
400 datapointer += skinwidth * skinheight;
405 pinstverts = (stvert_t *)datapointer;
406 datapointer += sizeof(stvert_t) * numverts;
408 pintriangles = (dtriangle_t *)datapointer;
409 datapointer += sizeof(dtriangle_t) * loadmodel->alias.aliasdata_meshes->num_triangles;
411 startframes = datapointer;
412 loadmodel->alias.aliasdata_meshes->num_frames = 0;
413 for (i = 0;i < loadmodel->numframes;i++)
415 pinframetype = (daliasframetype_t *)datapointer;
416 datapointer += sizeof(daliasframetype_t);
417 if (LittleLong (pinframetype->type) == ALIAS_SINGLE)
421 pinframegroup = (daliasgroup_t *)datapointer;
422 datapointer += sizeof(daliasgroup_t);
423 groupframes = LittleLong(pinframegroup->numframes);
424 datapointer += sizeof(daliasinterval_t) * groupframes;
427 for (j = 0;j < groupframes;j++)
429 datapointer += sizeof(daliasframe_t);
430 datapointer += sizeof(trivertx_t) * numverts;
431 loadmodel->alias.aliasdata_meshes->num_frames++;
435 // store texture coordinates into temporary array, they will be stored
436 // after usage is determined (triangle data)
437 vertst = Mem_Alloc(tempmempool, numverts * 2 * sizeof(float[2]));
438 vertremap = Mem_Alloc(tempmempool, numverts * 3 * sizeof(int));
439 vertonseam = vertremap + numverts * 2;
441 scales = 1.0 / skinwidth;
442 scalet = 1.0 / skinheight;
443 for (i = 0;i < numverts;i++)
445 vertonseam[i] = LittleLong(pinstverts[i].onseam);
446 vertst[i*2+0] = (LittleLong(pinstverts[i].s) + 0.5) * scales;
447 vertst[i*2+1] = (LittleLong(pinstverts[i].t) + 0.5) * scalet;
448 vertst[(i+numverts)*2+0] = vertst[i*2+0] + 0.5;
449 vertst[(i+numverts)*2+1] = vertst[i*2+1];
452 // load triangle data
453 loadmodel->alias.aliasdata_meshes->data_element3i = Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->alias.aliasdata_meshes->num_triangles);
455 // read the triangle elements
456 for (i = 0;i < loadmodel->alias.aliasdata_meshes->num_triangles;i++)
457 for (j = 0;j < 3;j++)
458 loadmodel->alias.aliasdata_meshes->data_element3i[i*3+j] = LittleLong(pintriangles[i].vertindex[j]);
459 // validate (note numverts is used because this is the original data)
460 Mod_ValidateElements(loadmodel->alias.aliasdata_meshes->data_element3i, loadmodel->alias.aliasdata_meshes->num_triangles, numverts, __FILE__, __LINE__);
461 // now butcher the elements according to vertonseam and tri->facesfront
462 // and then compact the vertex set to remove duplicates
463 for (i = 0;i < loadmodel->alias.aliasdata_meshes->num_triangles;i++)
464 if (!LittleLong(pintriangles[i].facesfront)) // backface
465 for (j = 0;j < 3;j++)
466 if (vertonseam[loadmodel->alias.aliasdata_meshes->data_element3i[i*3+j]])
467 loadmodel->alias.aliasdata_meshes->data_element3i[i*3+j] += numverts;
469 // (this uses vertremap to count usage to save some memory)
470 for (i = 0;i < numverts*2;i++)
472 for (i = 0;i < loadmodel->alias.aliasdata_meshes->num_triangles*3;i++)
473 vertremap[loadmodel->alias.aliasdata_meshes->data_element3i[i]]++;
474 // build remapping table and compact array
475 loadmodel->alias.aliasdata_meshes->num_vertices = 0;
476 for (i = 0;i < numverts*2;i++)
480 vertremap[i] = loadmodel->alias.aliasdata_meshes->num_vertices;
481 vertst[loadmodel->alias.aliasdata_meshes->num_vertices*2+0] = vertst[i*2+0];
482 vertst[loadmodel->alias.aliasdata_meshes->num_vertices*2+1] = vertst[i*2+1];
483 loadmodel->alias.aliasdata_meshes->num_vertices++;
486 vertremap[i] = -1; // not used at all
488 // remap the elements to the new vertex set
489 for (i = 0;i < loadmodel->alias.aliasdata_meshes->num_triangles * 3;i++)
490 loadmodel->alias.aliasdata_meshes->data_element3i[i] = vertremap[loadmodel->alias.aliasdata_meshes->data_element3i[i]];
491 // store the texture coordinates
492 loadmodel->alias.aliasdata_meshes->data_texcoord2f = Mem_Alloc(loadmodel->mempool, sizeof(float[2]) * loadmodel->alias.aliasdata_meshes->num_vertices);
493 for (i = 0;i < loadmodel->alias.aliasdata_meshes->num_vertices;i++)
495 loadmodel->alias.aliasdata_meshes->data_texcoord2f[i*2+0] = vertst[i*2+0];
496 loadmodel->alias.aliasdata_meshes->data_texcoord2f[i*2+1] = vertst[i*2+1];
500 loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
501 loadmodel->alias.aliasdata_meshes->data_aliasvertex3f = Mem_Alloc(loadmodel->mempool, sizeof(float[4][3]) * loadmodel->alias.aliasdata_meshes->num_frames * loadmodel->alias.aliasdata_meshes->num_vertices);
502 loadmodel->alias.aliasdata_meshes->data_aliassvector3f = loadmodel->alias.aliasdata_meshes->data_aliasvertex3f + loadmodel->alias.aliasdata_meshes->num_frames * loadmodel->alias.aliasdata_meshes->num_vertices * 3 * 1;
503 loadmodel->alias.aliasdata_meshes->data_aliastvector3f = loadmodel->alias.aliasdata_meshes->data_aliasvertex3f + loadmodel->alias.aliasdata_meshes->num_frames * loadmodel->alias.aliasdata_meshes->num_vertices * 3 * 2;
504 loadmodel->alias.aliasdata_meshes->data_aliasnormal3f = loadmodel->alias.aliasdata_meshes->data_aliasvertex3f + loadmodel->alias.aliasdata_meshes->num_frames * loadmodel->alias.aliasdata_meshes->num_vertices * 3 * 3;
505 Mod_MDL_LoadFrames (startframes, numverts, scale, translate, vertremap);
506 loadmodel->alias.aliasdata_meshes->data_neighbor3i = Mem_Alloc(loadmodel->mempool, loadmodel->alias.aliasdata_meshes->num_triangles * sizeof(int[3]));
507 Mod_BuildTriangleNeighbors(loadmodel->alias.aliasdata_meshes->data_neighbor3i, loadmodel->alias.aliasdata_meshes->data_element3i, loadmodel->alias.aliasdata_meshes->num_triangles);
508 Mod_CalcAliasModelBBoxes();
514 if ((skinfiles = Mod_LoadSkinFiles()))
516 loadmodel->alias.aliasdata_meshes->num_skins = totalskins = loadmodel->numskins;
517 loadmodel->alias.aliasdata_meshes->data_skins = Mem_Alloc(loadmodel->mempool, loadmodel->alias.aliasdata_meshes->num_skins * sizeof(aliasskin_t));
518 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->alias.aliasdata_meshes->data_skins, skinfiles, "default", "");
519 Mod_FreeSkinFiles(skinfiles);
520 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
521 for (i = 0;i < loadmodel->numskins;i++)
523 loadmodel->skinscenes[i].firstframe = i;
524 loadmodel->skinscenes[i].framecount = 1;
525 loadmodel->skinscenes[i].loop = true;
526 loadmodel->skinscenes[i].framerate = 10;
531 loadmodel->alias.aliasdata_meshes->num_skins = totalskins;
532 loadmodel->alias.aliasdata_meshes->data_skins = Mem_Alloc(loadmodel->mempool, loadmodel->alias.aliasdata_meshes->num_skins * sizeof(aliasskin_t));
533 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
535 datapointer = startskins;
536 for (i = 0;i < loadmodel->numskins;i++)
538 pinskintype = (daliasskintype_t *)datapointer;
539 datapointer += sizeof(daliasskintype_t);
541 if (pinskintype->type == ALIAS_SKIN_SINGLE)
548 pinskingroup = (daliasskingroup_t *)datapointer;
549 datapointer += sizeof(daliasskingroup_t);
551 groupskins = LittleLong (pinskingroup->numskins);
553 pinskinintervals = (daliasskininterval_t *)datapointer;
554 datapointer += sizeof(daliasskininterval_t) * groupskins;
556 interval = LittleFloat(pinskinintervals[0].interval);
557 if (interval < 0.01f)
559 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
564 sprintf(loadmodel->skinscenes[i].name, "skin %i", i);
565 loadmodel->skinscenes[i].firstframe = totalskins;
566 loadmodel->skinscenes[i].framecount = groupskins;
567 loadmodel->skinscenes[i].framerate = 1.0f / interval;
568 loadmodel->skinscenes[i].loop = true;
570 for (j = 0;j < groupskins;j++)
573 sprintf (name, "%s_%i_%i", loadmodel->name, i, j);
575 sprintf (name, "%s_%i", loadmodel->name, i);
576 if (!Mod_LoadSkinFrame(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_CLAMP | TEXF_ALPHA, true, false, true))
577 Mod_LoadSkinFrame_Internal(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_CLAMP | TEXF_ALPHA, true, false, r_fullbrights.integer, (qbyte *)datapointer, skinwidth, skinheight);
578 Mod_BuildAliasSkinFromSkinFrame(loadmodel->alias.aliasdata_meshes->data_skins + totalskins, &tempskinframe);
579 datapointer += skinwidth * skinheight;
583 // check for skins that don't exist in the model, but do exist as external images
584 // (this was added because yummyluv kept pestering me about support for it)
585 while (Mod_LoadSkinFrame(&tempskinframe, va("%s_%i", loadmodel->name, loadmodel->numskins), (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_CLAMP | TEXF_ALPHA, true, false, true))
587 // expand the arrays to make room
588 tempskinscenes = loadmodel->skinscenes;
589 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
590 memcpy(loadmodel->skinscenes, tempskinscenes, loadmodel->numskins * sizeof(animscene_t));
591 Mem_Free(tempskinscenes);
593 tempaliasskins = loadmodel->alias.aliasdata_meshes->data_skins;
594 loadmodel->alias.aliasdata_meshes->data_skins = Mem_Alloc(loadmodel->mempool, (totalskins + 1) * sizeof(aliasskin_t));
595 memcpy(loadmodel->alias.aliasdata_meshes->data_skins, tempaliasskins, totalskins * sizeof(aliasskin_t));
596 Mem_Free(tempaliasskins);
598 // store the info about the new skin
599 Mod_BuildAliasSkinFromSkinFrame(loadmodel->alias.aliasdata_meshes->data_skins + totalskins, &tempskinframe);
600 strcpy(loadmodel->skinscenes[loadmodel->numskins].name, name);
601 loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
602 loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
603 loadmodel->skinscenes[loadmodel->numskins].framerate = 10.0f;
604 loadmodel->skinscenes[loadmodel->numskins].loop = true;
606 //increase skin counts
607 loadmodel->alias.aliasdata_meshes->num_skins++;
608 loadmodel->numskins++;
614 static void Mod_MD2_ConvertVerts (vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int numverts, int *vertremap)
618 for (i = 0;i < numverts;i++, out3f += 3)
620 in = v + vertremap[i];
621 out3f[0] = in->v[0] * scale[0] + translate[0];
622 out3f[1] = in->v[1] * scale[1] + translate[1];
623 out3f[2] = in->v[2] * scale[2] + translate[2];
627 void Mod_IDP2_Load(model_t *mod, void *buffer)
629 int i, j, k, hashindex, num, numxyz, numst, xyz, st, skinwidth, skinheight, *vertremap, version, end, numverts;
630 float *stverts, s, t, scale[3], translate[3];
632 qbyte *base, *datapointer;
633 md2frame_t *pinframe;
635 md2triangle_t *intri;
636 unsigned short *inst;
639 struct md2verthash_s *next;
643 *hash, **md2verthash, *md2verthashdata;
644 skinframe_t tempskinframe;
645 skinfile_t *skinfiles;
650 version = LittleLong (pinmodel->version);
651 if (version != MD2ALIAS_VERSION)
652 Host_Error ("%s has wrong version number (%i should be %i)",
653 loadmodel->name, version, MD2ALIAS_VERSION);
655 loadmodel->type = mod_alias;
656 loadmodel->alias.aliastype = ALIASTYPE_ALIAS;
657 loadmodel->DrawSky = NULL;
658 loadmodel->Draw = R_Model_Alias_Draw;
659 loadmodel->DrawShadowVolume = R_Model_Alias_DrawShadowVolume;
660 loadmodel->DrawLight = R_Model_Alias_DrawLight;
661 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
663 if (LittleLong(pinmodel->num_tris) < 1 || LittleLong(pinmodel->num_tris) > 65536)
664 Host_Error ("%s has invalid number of triangles: %i", loadmodel->name, LittleLong(pinmodel->num_tris));
665 if (LittleLong(pinmodel->num_xyz) < 1 || LittleLong(pinmodel->num_xyz) > 65536)
666 Host_Error ("%s has invalid number of vertices: %i", loadmodel->name, LittleLong(pinmodel->num_xyz));
667 if (LittleLong(pinmodel->num_frames) < 1 || LittleLong(pinmodel->num_frames) > 65536)
668 Host_Error ("%s has invalid number of frames: %i", loadmodel->name, LittleLong(pinmodel->num_frames));
669 if (LittleLong(pinmodel->num_skins) < 0 || LittleLong(pinmodel->num_skins) > 256)
670 Host_Error ("%s has invalid number of skins: %i", loadmodel->name, LittleLong(pinmodel->num_skins));
672 end = LittleLong(pinmodel->ofs_end);
673 if (LittleLong(pinmodel->num_skins) >= 1 && (LittleLong(pinmodel->ofs_skins) <= 0 || LittleLong(pinmodel->ofs_skins) >= end))
674 Host_Error ("%s is not a valid model", loadmodel->name);
675 if (LittleLong(pinmodel->ofs_st) <= 0 || LittleLong(pinmodel->ofs_st) >= end)
676 Host_Error ("%s is not a valid model", loadmodel->name);
677 if (LittleLong(pinmodel->ofs_tris) <= 0 || LittleLong(pinmodel->ofs_tris) >= end)
678 Host_Error ("%s is not a valid model", loadmodel->name);
679 if (LittleLong(pinmodel->ofs_frames) <= 0 || LittleLong(pinmodel->ofs_frames) >= end)
680 Host_Error ("%s is not a valid model", loadmodel->name);
681 if (LittleLong(pinmodel->ofs_glcmds) <= 0 || LittleLong(pinmodel->ofs_glcmds) >= end)
682 Host_Error ("%s is not a valid model", loadmodel->name);
684 loadmodel->alias.aliasnum_meshes = 1;
685 loadmodel->alias.aliasdata_meshes = Mem_Alloc(loadmodel->mempool, sizeof(aliasmesh_t));
687 loadmodel->numskins = LittleLong(pinmodel->num_skins);
688 numxyz = LittleLong(pinmodel->num_xyz);
689 numst = LittleLong(pinmodel->num_st);
690 loadmodel->alias.aliasdata_meshes->num_triangles = LittleLong(pinmodel->num_tris);
691 loadmodel->numframes = LittleLong(pinmodel->num_frames);
692 loadmodel->alias.aliasdata_meshes->num_frames = loadmodel->numframes;
693 loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
695 loadmodel->flags = 0; // there are no MD2 flags
696 loadmodel->synctype = ST_RAND;
699 inskin = (void*)(base + LittleLong(pinmodel->ofs_skins));
700 if ((skinfiles = Mod_LoadSkinFiles()))
702 loadmodel->alias.aliasdata_meshes->num_skins = loadmodel->numskins;
703 loadmodel->alias.aliasdata_meshes->data_skins = Mem_Alloc(loadmodel->mempool, loadmodel->alias.aliasdata_meshes->num_skins * sizeof(aliasskin_t));
704 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->alias.aliasdata_meshes->data_skins, skinfiles, "default", "");
705 Mod_FreeSkinFiles(skinfiles);
707 else if (loadmodel->numskins)
709 // skins found (most likely not a player model)
710 loadmodel->alias.aliasdata_meshes->num_skins = loadmodel->numskins;
711 loadmodel->alias.aliasdata_meshes->data_skins = Mem_Alloc(loadmodel->mempool, loadmodel->alias.aliasdata_meshes->num_skins * sizeof(aliasskin_t));
712 for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
714 if (Mod_LoadSkinFrame(&tempskinframe, inskin, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_CLAMP | TEXF_PRECACHE, true, false, true))
715 Mod_BuildAliasSkinFromSkinFrame(loadmodel->alias.aliasdata_meshes->data_skins + i, &tempskinframe);
718 Con_Printf("%s is missing skin \"%s\"\n", loadmodel->name, inskin);
719 Mod_BuildAliasSkinFromSkinFrame(loadmodel->alias.aliasdata_meshes->data_skins + i, NULL);
725 // no skins (most likely a player model)
726 loadmodel->numskins = 1;
727 loadmodel->alias.aliasdata_meshes->num_skins = loadmodel->numskins;
728 loadmodel->alias.aliasdata_meshes->data_skins = Mem_Alloc(loadmodel->mempool, loadmodel->alias.aliasdata_meshes->num_skins * sizeof(aliasskin_t));
729 Mod_BuildAliasSkinFromSkinFrame(loadmodel->alias.aliasdata_meshes->data_skins, NULL);
732 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
733 for (i = 0;i < loadmodel->numskins;i++)
735 loadmodel->skinscenes[i].firstframe = i;
736 loadmodel->skinscenes[i].framecount = 1;
737 loadmodel->skinscenes[i].loop = true;
738 loadmodel->skinscenes[i].framerate = 10;
741 // load the triangles and stvert data
742 inst = (void*)(base + LittleLong(pinmodel->ofs_st));
743 intri = (void*)(base + LittleLong(pinmodel->ofs_tris));
744 skinwidth = LittleLong(pinmodel->skinwidth);
745 skinheight = LittleLong(pinmodel->skinheight);
747 stverts = Mem_Alloc(tempmempool, numst * sizeof(float[2]));
748 s = 1.0f / skinwidth;
749 t = 1.0f / skinheight;
750 for (i = 0;i < numst;i++)
752 j = (unsigned short) LittleShort(inst[i*2+0]);
753 k = (unsigned short) LittleShort(inst[i*2+1]);
754 if (j >= skinwidth || k >= skinheight)
756 Con_Printf("%s has an invalid skin coordinate (%i %i) on vert %i, changing to 0 0\n", loadmodel->name, j, k, i);
760 stverts[i*2+0] = j * s;
761 stverts[i*2+1] = k * t;
764 md2verthash = Mem_Alloc(tempmempool, 256 * sizeof(hash));
765 md2verthashdata = Mem_Alloc(tempmempool, loadmodel->alias.aliasdata_meshes->num_triangles * 3 * sizeof(*hash));
766 // swap the triangle list
768 loadmodel->alias.aliasdata_meshes->data_element3i = Mem_Alloc(loadmodel->mempool, loadmodel->alias.aliasdata_meshes->num_triangles * sizeof(int[3]));
769 for (i = 0;i < loadmodel->alias.aliasdata_meshes->num_triangles;i++)
771 for (j = 0;j < 3;j++)
773 xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
774 st = (unsigned short) LittleShort (intri[i].index_st[j]);
777 Con_Printf("%s has an invalid xyz index (%i) on triangle %i, resetting to 0\n", loadmodel->name, xyz, i);
782 Con_Printf("%s has an invalid st index (%i) on triangle %i, resetting to 0\n", loadmodel->name, st, i);
787 hashindex = (xyz * 17 + st) & 255;
788 for (hash = md2verthash[hashindex];hash;hash = hash->next)
789 if (hash->xyz == xyz && hash->st[0] == s && hash->st[1] == t)
793 hash = md2verthashdata + num++;
797 hash->next = md2verthash[hashindex];
798 md2verthash[hashindex] = hash;
800 loadmodel->alias.aliasdata_meshes->data_element3i[i*3+j] = (hash - md2verthashdata);
807 loadmodel->alias.aliasdata_meshes->num_vertices = numverts;
808 vertremap = Mem_Alloc(loadmodel->mempool, num * sizeof(int));
809 loadmodel->alias.aliasdata_meshes->data_texcoord2f = Mem_Alloc(loadmodel->mempool, num * sizeof(float[2]));
810 for (i = 0;i < num;i++)
812 hash = md2verthashdata + i;
813 vertremap[i] = hash->xyz;
814 loadmodel->alias.aliasdata_meshes->data_texcoord2f[i*2+0] = hash->st[0];
815 loadmodel->alias.aliasdata_meshes->data_texcoord2f[i*2+1] = hash->st[1];
818 Mem_Free(md2verthash);
819 Mem_Free(md2verthashdata);
822 datapointer = (base + LittleLong(pinmodel->ofs_frames));
823 loadmodel->alias.aliasdata_meshes->data_aliasvertex3f = Mem_Alloc(loadmodel->mempool, numverts * loadmodel->alias.aliasdata_meshes->num_frames * sizeof(float[4][3]));
824 loadmodel->alias.aliasdata_meshes->data_aliassvector3f = loadmodel->alias.aliasdata_meshes->data_aliasvertex3f + numverts * loadmodel->alias.aliasdata_meshes->num_frames * 3 * 1;
825 loadmodel->alias.aliasdata_meshes->data_aliastvector3f = loadmodel->alias.aliasdata_meshes->data_aliasvertex3f + numverts * loadmodel->alias.aliasdata_meshes->num_frames * 3 * 2;
826 loadmodel->alias.aliasdata_meshes->data_aliasnormal3f = loadmodel->alias.aliasdata_meshes->data_aliasvertex3f + numverts * loadmodel->alias.aliasdata_meshes->num_frames * 3 * 3;
827 for (i = 0;i < loadmodel->alias.aliasdata_meshes->num_frames;i++)
829 pinframe = (md2frame_t *)datapointer;
830 datapointer += sizeof(md2frame_t);
831 for (j = 0;j < 3;j++)
833 scale[j] = LittleFloat(pinframe->scale[j]);
834 translate[j] = LittleFloat(pinframe->translate[j]);
836 Mod_MD2_ConvertVerts(scale, translate, (void *)datapointer, loadmodel->alias.aliasdata_meshes->data_aliasvertex3f + i * numverts * 3, numverts, vertremap);
837 Mod_BuildTextureVectorsAndNormals(loadmodel->alias.aliasdata_meshes->num_vertices, loadmodel->alias.aliasdata_meshes->num_triangles, loadmodel->alias.aliasdata_meshes->data_aliasvertex3f + i * loadmodel->alias.aliasdata_meshes->num_vertices * 3, loadmodel->alias.aliasdata_meshes->data_texcoord2f, loadmodel->alias.aliasdata_meshes->data_element3i, loadmodel->alias.aliasdata_meshes->data_aliassvector3f + i * loadmodel->alias.aliasdata_meshes->num_vertices * 3, loadmodel->alias.aliasdata_meshes->data_aliastvector3f + i * loadmodel->alias.aliasdata_meshes->num_vertices * 3, loadmodel->alias.aliasdata_meshes->data_aliasnormal3f + i * loadmodel->alias.aliasdata_meshes->num_vertices * 3);
838 datapointer += numxyz * sizeof(trivertx_t);
840 strcpy(loadmodel->animscenes[i].name, pinframe->name);
841 loadmodel->animscenes[i].firstframe = i;
842 loadmodel->animscenes[i].framecount = 1;
843 loadmodel->animscenes[i].framerate = 10;
844 loadmodel->animscenes[i].loop = true;
849 loadmodel->alias.aliasdata_meshes->data_neighbor3i = Mem_Alloc(loadmodel->mempool, loadmodel->alias.aliasdata_meshes->num_triangles * sizeof(int[3]));
850 Mod_BuildTriangleNeighbors(loadmodel->alias.aliasdata_meshes->data_neighbor3i, loadmodel->alias.aliasdata_meshes->data_element3i, loadmodel->alias.aliasdata_meshes->num_triangles);
851 Mod_CalcAliasModelBBoxes();
854 void Mod_IDP3_Load(model_t *mod, void *buffer)
856 int i, j, k, version;
857 md3modelheader_t *pinmodel;
858 md3frameinfo_t *pinframe;
862 skinfile_t *skinfiles;
866 if (memcmp(pinmodel->identifier, "IDP3", 4))
867 Host_Error ("%s is not a MD3 (IDP3) file\n", loadmodel->name);
868 version = LittleLong (pinmodel->version);
869 if (version != MD3VERSION)
870 Host_Error ("%s has wrong version number (%i should be %i)",
871 loadmodel->name, version, MD3VERSION);
873 skinfiles = Mod_LoadSkinFiles();
874 if (loadmodel->numskins < 1)
875 loadmodel->numskins = 1;
877 loadmodel->type = mod_alias;
878 loadmodel->alias.aliastype = ALIASTYPE_ALIAS;
879 loadmodel->DrawSky = NULL;
880 loadmodel->Draw = R_Model_Alias_Draw;
881 loadmodel->DrawShadowVolume = R_Model_Alias_DrawShadowVolume;
882 loadmodel->DrawLight = R_Model_Alias_DrawLight;
883 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
884 loadmodel->flags = LittleLong(pinmodel->flags);
885 loadmodel->synctype = ST_RAND;
887 // set up some global info about the model
888 loadmodel->numframes = LittleLong(pinmodel->num_frames);
889 loadmodel->alias.aliasnum_meshes = LittleLong(pinmodel->num_meshes);
891 // make skinscenes for the skins (no groups)
892 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
893 for (i = 0;i < loadmodel->numskins;i++)
895 loadmodel->skinscenes[i].firstframe = i;
896 loadmodel->skinscenes[i].framecount = 1;
897 loadmodel->skinscenes[i].loop = true;
898 loadmodel->skinscenes[i].framerate = 10;
902 loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
903 for (i = 0, pinframe = (md3frameinfo_t *)((qbyte *)pinmodel + LittleLong(pinmodel->lump_frameinfo));i < loadmodel->numframes;i++, pinframe++)
905 strcpy(loadmodel->animscenes[i].name, pinframe->name);
906 loadmodel->animscenes[i].firstframe = i;
907 loadmodel->animscenes[i].framecount = 1;
908 loadmodel->animscenes[i].framerate = 10;
909 loadmodel->animscenes[i].loop = true;
913 loadmodel->alias.aliasnum_tagframes = loadmodel->numframes;
914 loadmodel->alias.aliasnum_tags = LittleLong(pinmodel->num_tags);
915 loadmodel->alias.aliasdata_tags = Mem_Alloc(loadmodel->mempool, loadmodel->alias.aliasnum_tagframes * loadmodel->alias.aliasnum_tags * sizeof(aliastag_t));
916 for (i = 0, pintag = (md3tag_t *)((qbyte *)pinmodel + LittleLong(pinmodel->lump_tags));i < loadmodel->alias.aliasnum_tagframes * loadmodel->alias.aliasnum_tags;i++, pintag++)
918 strcpy(loadmodel->alias.aliasdata_tags[i].name, pintag->name);
919 Matrix4x4_CreateIdentity(&loadmodel->alias.aliasdata_tags[i].matrix);
920 for (j = 0;j < 3;j++)
922 for (k = 0;k < 3;k++)
923 loadmodel->alias.aliasdata_tags[i].matrix.m[j][k] = LittleFloat(pintag->rotationmatrix[k * 3 + j]);
924 loadmodel->alias.aliasdata_tags[i].matrix.m[j][3] = LittleFloat(pintag->origin[j]);
926 //Con_Printf("model \"%s\" frame #%i tag #%i \"%s\"\n", loadmodel->name, i / loadmodel->alias.aliasnum_tags, i % loadmodel->alias.aliasnum_tags, loadmodel->alias.aliasdata_tags[i].name);
930 loadmodel->alias.aliasdata_meshes = Mem_Alloc(loadmodel->mempool, loadmodel->alias.aliasnum_meshes * sizeof(aliasmesh_t));
931 for (i = 0, pinmesh = (md3mesh_t *)((qbyte *)pinmodel + LittleLong(pinmodel->lump_meshes));i < loadmodel->alias.aliasnum_meshes;i++, pinmesh = (md3mesh_t *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_end)))
933 if (memcmp(pinmesh->identifier, "IDP3", 4))
934 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)\n");
935 mesh = loadmodel->alias.aliasdata_meshes + i;
936 mesh->num_skins = loadmodel->numskins;
937 mesh->num_frames = LittleLong(pinmesh->num_frames);
938 mesh->num_vertices = LittleLong(pinmesh->num_vertices);
939 mesh->num_triangles = LittleLong(pinmesh->num_triangles);
940 mesh->data_skins = Mem_Alloc(loadmodel->mempool, mesh->num_skins * sizeof(aliasskin_t));
941 mesh->data_element3i = Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
942 mesh->data_neighbor3i = Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
943 mesh->data_texcoord2f = Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
944 mesh->data_aliasvertex3f = Mem_Alloc(loadmodel->mempool, mesh->num_vertices * mesh->num_frames * sizeof(float[4][3]));
945 mesh->data_aliassvector3f = mesh->data_aliasvertex3f + mesh->num_vertices * mesh->num_frames * 3 * 1;
946 mesh->data_aliastvector3f = mesh->data_aliasvertex3f + mesh->num_vertices * mesh->num_frames * 3 * 2;
947 mesh->data_aliasnormal3f = mesh->data_aliasvertex3f + mesh->num_vertices * mesh->num_frames * 3 * 3;
948 for (j = 0;j < mesh->num_triangles * 3;j++)
949 mesh->data_element3i[j] = LittleLong(((int *)((qbyte *)pinmesh + pinmesh->lump_elements))[j]);
950 for (j = 0;j < mesh->num_vertices;j++)
952 mesh->data_texcoord2f[j * 2 + 0] = LittleFloat(((float *)((qbyte *)pinmesh + pinmesh->lump_texcoords))[j * 2 + 0]);
953 mesh->data_texcoord2f[j * 2 + 1] = LittleFloat(((float *)((qbyte *)pinmesh + pinmesh->lump_texcoords))[j * 2 + 1]);
955 for (j = 0;j < mesh->num_vertices * mesh->num_frames;j++)
957 mesh->data_aliasvertex3f[j * 3 + 0] = LittleShort(((short *)((qbyte *)pinmesh + pinmesh->lump_framevertices))[j * 4 + 0]) * (1.0f / 64.0f);
958 mesh->data_aliasvertex3f[j * 3 + 1] = LittleShort(((short *)((qbyte *)pinmesh + pinmesh->lump_framevertices))[j * 4 + 1]) * (1.0f / 64.0f);
959 mesh->data_aliasvertex3f[j * 3 + 2] = LittleShort(((short *)((qbyte *)pinmesh + pinmesh->lump_framevertices))[j * 4 + 2]) * (1.0f / 64.0f);
961 for (j = 0;j < mesh->num_frames;j++)
962 Mod_BuildTextureVectorsAndNormals(mesh->num_vertices, mesh->num_triangles, mesh->data_aliasvertex3f + j * mesh->num_vertices * 3, mesh->data_texcoord2f, mesh->data_element3i, mesh->data_aliassvector3f + j * mesh->num_vertices * 3, mesh->data_aliastvector3f + j * mesh->num_vertices * 3, mesh->data_aliasnormal3f + j * mesh->num_vertices * 3);
964 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
965 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
967 if (LittleLong(pinmesh->num_shaders) >= 1 && ((md3shader_t *)((qbyte *) pinmesh + pinmesh->lump_shaders))->name[0])
968 Mod_BuildAliasSkinsFromSkinFiles(mesh->data_skins, skinfiles, pinmesh->name, ((md3shader_t *)((qbyte *) pinmesh + pinmesh->lump_shaders))->name);
970 for (j = 0;j < mesh->num_skins;j++)
971 Mod_BuildAliasSkinFromSkinFrame(mesh->data_skins + j, NULL);
973 Mod_CalcAliasModelBBoxes();
974 Mod_FreeSkinFiles(skinfiles);
977 extern void R_Model_Zymotic_DrawSky(entity_render_t *ent);
978 extern void R_Model_Zymotic_Draw(entity_render_t *ent);
979 extern void R_Model_Zymotic_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius, int numsurfaces, const int *surfacelist);
980 extern void R_Model_Zymotic_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, const matrix4x4_t *matrix_modeltolight, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz, rtexture_t *lightcubemap, int numsurfaces, const int *surfacelist);
981 void Mod_ZYMOTICMODEL_Load(model_t *mod, void *buffer)
983 zymtype1header_t *pinmodel, *pheader;
986 pinmodel = (void *)buffer;
988 if (memcmp(pinmodel->id, "ZYMOTICMODEL", 12))
989 Host_Error ("Mod_ZYMOTICMODEL_Load: %s is not a zymotic model\n");
990 if (BigLong(pinmodel->type) != 1)
991 Host_Error ("Mod_ZYMOTICMODEL_Load: only type 1 (skeletal pose) models are currently supported (name = %s)\n", loadmodel->name);
993 loadmodel->type = mod_alias;
994 loadmodel->alias.aliastype = ALIASTYPE_ZYM;
995 loadmodel->DrawSky = NULL;
996 loadmodel->Draw = R_Model_Zymotic_Draw;
997 loadmodel->DrawShadowVolume = NULL;//R_Model_Zymotic_DrawShadowVolume;
998 loadmodel->DrawLight = NULL;//R_Model_Zymotic_DrawLight;
1002 pheader->type = BigLong(pinmodel->type);
1003 pheader->filesize = BigLong(pinmodel->filesize);
1004 pheader->mins[0] = BigFloat(pinmodel->mins[0]);
1005 pheader->mins[1] = BigFloat(pinmodel->mins[1]);
1006 pheader->mins[2] = BigFloat(pinmodel->mins[2]);
1007 pheader->maxs[0] = BigFloat(pinmodel->maxs[0]);
1008 pheader->maxs[1] = BigFloat(pinmodel->maxs[1]);
1009 pheader->maxs[2] = BigFloat(pinmodel->maxs[2]);
1010 pheader->radius = BigFloat(pinmodel->radius);
1011 pheader->numverts = loadmodel->alias.zymnum_verts = BigLong(pinmodel->numverts);
1012 pheader->numtris = loadmodel->alias.zymnum_tris = BigLong(pinmodel->numtris);
1013 pheader->numshaders = loadmodel->alias.zymnum_shaders = BigLong(pinmodel->numshaders);
1014 pheader->numbones = loadmodel->alias.zymnum_bones = BigLong(pinmodel->numbones);
1015 pheader->numscenes = loadmodel->alias.zymnum_scenes = BigLong(pinmodel->numscenes);
1016 pheader->lump_scenes.start = BigLong(pinmodel->lump_scenes.start);
1017 pheader->lump_scenes.length = BigLong(pinmodel->lump_scenes.length);
1018 pheader->lump_poses.start = BigLong(pinmodel->lump_poses.start);
1019 pheader->lump_poses.length = BigLong(pinmodel->lump_poses.length);
1020 pheader->lump_bones.start = BigLong(pinmodel->lump_bones.start);
1021 pheader->lump_bones.length = BigLong(pinmodel->lump_bones.length);
1022 pheader->lump_vertbonecounts.start = BigLong(pinmodel->lump_vertbonecounts.start);
1023 pheader->lump_vertbonecounts.length = BigLong(pinmodel->lump_vertbonecounts.length);
1024 pheader->lump_verts.start = BigLong(pinmodel->lump_verts.start);
1025 pheader->lump_verts.length = BigLong(pinmodel->lump_verts.length);
1026 pheader->lump_texcoords.start = BigLong(pinmodel->lump_texcoords.start);
1027 pheader->lump_texcoords.length = BigLong(pinmodel->lump_texcoords.length);
1028 pheader->lump_render.start = BigLong(pinmodel->lump_render.start);
1029 pheader->lump_render.length = BigLong(pinmodel->lump_render.length);
1030 pheader->lump_shaders.start = BigLong(pinmodel->lump_shaders.start);
1031 pheader->lump_shaders.length = BigLong(pinmodel->lump_shaders.length);
1032 pheader->lump_trizone.start = BigLong(pinmodel->lump_trizone.start);
1033 pheader->lump_trizone.length = BigLong(pinmodel->lump_trizone.length);
1035 loadmodel->flags = 0; // there are no flags
1036 loadmodel->numframes = pheader->numscenes;
1037 loadmodel->synctype = ST_SYNC;
1038 //loadmodel->num_triangles = pheader->num_triangles;
1039 //loadmodel->num_vertices = 0;
1043 float modelradius, corner[2];
1045 modelradius = pheader->radius;
1046 for (i = 0;i < 3;i++)
1048 loadmodel->normalmins[i] = pheader->mins[i];
1049 loadmodel->normalmaxs[i] = pheader->maxs[i];
1050 loadmodel->rotatedmins[i] = -modelradius;
1051 loadmodel->rotatedmaxs[i] = modelradius;
1053 corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
1054 corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
1055 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
1056 if (loadmodel->yawmaxs[0] > modelradius)
1057 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
1058 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
1059 loadmodel->yawmins[2] = loadmodel->normalmins[2];
1060 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
1061 loadmodel->radius = modelradius;
1062 loadmodel->radius2 = modelradius * modelradius;
1066 // FIXME: add shaders, and make them switchable shader sets and...
1067 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t));
1068 loadmodel->skinscenes[0].firstframe = 0;
1069 loadmodel->skinscenes[0].framecount = 1;
1070 loadmodel->skinscenes[0].loop = true;
1071 loadmodel->skinscenes[0].framerate = 10;
1072 loadmodel->numskins = 1;
1075 // go through the lumps, swapping things
1080 // zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
1081 loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
1082 scene = (void *) (pheader->lump_scenes.start + pbase);
1083 numposes = pheader->lump_poses.length / pheader->numbones / sizeof(float[3][4]);
1084 for (i = 0;i < pheader->numscenes;i++)
1086 memcpy(loadmodel->animscenes[i].name, scene->name, 32);
1087 loadmodel->animscenes[i].firstframe = BigLong(scene->start);
1088 loadmodel->animscenes[i].framecount = BigLong(scene->length);
1089 loadmodel->animscenes[i].framerate = BigFloat(scene->framerate);
1090 loadmodel->animscenes[i].loop = (BigLong(scene->flags) & ZYMSCENEFLAG_NOLOOP) == 0;
1091 if ((unsigned int) loadmodel->animscenes[i].firstframe >= (unsigned int) numposes)
1092 Host_Error("%s scene->firstframe (%i) >= numposes (%i)\n", loadmodel->name, loadmodel->animscenes[i].firstframe, numposes);
1093 if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > (unsigned int) numposes)
1094 Host_Error("%s scene->firstframe (%i) + framecount (%i) >= numposes (%i)\n", loadmodel->name, loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
1095 if (loadmodel->animscenes[i].framerate < 0)
1096 Host_Error("%s scene->framerate (%f) < 0\n", loadmodel->name, loadmodel->animscenes[i].framerate);
1104 // zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
1105 loadmodel->alias.zymdata_poses = Mem_Alloc(loadmodel->mempool, pheader->lump_poses.length);
1106 poses = (void *) (pheader->lump_poses.start + pbase);
1107 for (i = 0;i < pheader->lump_poses.length / 4;i++)
1108 loadmodel->alias.zymdata_poses[i] = BigFloat(poses[i]);
1114 // zymlump_t lump_bones; // zymbone_t bone[numbones];
1115 loadmodel->alias.zymdata_bones = Mem_Alloc(loadmodel->mempool, pheader->numbones * sizeof(zymbone_t));
1116 bone = (void *) (pheader->lump_bones.start + pbase);
1117 for (i = 0;i < pheader->numbones;i++)
1119 memcpy(loadmodel->alias.zymdata_bones[i].name, bone[i].name, sizeof(bone[i].name));
1120 loadmodel->alias.zymdata_bones[i].flags = BigLong(bone[i].flags);
1121 loadmodel->alias.zymdata_bones[i].parent = BigLong(bone[i].parent);
1122 if (loadmodel->alias.zymdata_bones[i].parent >= i)
1123 Host_Error("%s bone[%i].parent >= %i\n", loadmodel->name, i, i);
1129 // zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
1130 loadmodel->alias.zymdata_vertbonecounts = Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1131 bonecount = (void *) (pheader->lump_vertbonecounts.start + pbase);
1132 for (i = 0;i < pheader->numverts;i++)
1134 loadmodel->alias.zymdata_vertbonecounts[i] = BigLong(bonecount[i]);
1135 if (loadmodel->alias.zymdata_vertbonecounts[i] < 1)
1136 Host_Error("%s bonecount[%i] < 1\n", loadmodel->name, i);
1142 zymvertex_t *vertdata;
1143 // zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
1144 loadmodel->alias.zymdata_verts = Mem_Alloc(loadmodel->mempool, pheader->lump_verts.length);
1145 vertdata = (void *) (pheader->lump_verts.start + pbase);
1146 for (i = 0;i < pheader->lump_verts.length / (int) sizeof(zymvertex_t);i++)
1148 loadmodel->alias.zymdata_verts[i].bonenum = BigLong(vertdata[i].bonenum);
1149 loadmodel->alias.zymdata_verts[i].origin[0] = BigFloat(vertdata[i].origin[0]);
1150 loadmodel->alias.zymdata_verts[i].origin[1] = BigFloat(vertdata[i].origin[1]);
1151 loadmodel->alias.zymdata_verts[i].origin[2] = BigFloat(vertdata[i].origin[2]);
1157 float *intexcoord2f, *outtexcoord2f;
1158 // zymlump_t lump_texcoords; // float texcoords[numvertices][2];
1159 loadmodel->alias.zymdata_texcoords = outtexcoord2f = Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(float[2]));
1160 intexcoord2f = (void *) (pheader->lump_texcoords.start + pbase);
1161 for (i = 0;i < pheader->numverts;i++)
1163 outtexcoord2f[i*2+0] = BigFloat(intexcoord2f[i*2+0]);
1164 // flip T coordinate for OpenGL
1165 outtexcoord2f[i*2+1] = 1 - BigFloat(intexcoord2f[i*2+1]);
1170 int i, count, *renderlist, *renderlistend, *outrenderlist;
1171 // 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)
1172 loadmodel->alias.zymdata_renderlist = Mem_Alloc(loadmodel->mempool, pheader->lump_render.length);
1173 // byteswap, validate, and swap winding order of tris
1174 count = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
1175 if (pheader->lump_render.length != count)
1176 Host_Error("%s renderlist is wrong size (%i bytes, should be %i bytes)\n", loadmodel->name, pheader->lump_render.length, count);
1177 outrenderlist = loadmodel->alias.zymdata_renderlist = Mem_Alloc(loadmodel->mempool, count);
1178 renderlist = (void *) (pheader->lump_render.start + pbase);
1179 renderlistend = (void *) ((qbyte *) renderlist + pheader->lump_render.length);
1180 for (i = 0;i < pheader->numshaders;i++)
1182 if (renderlist >= renderlistend)
1183 Host_Error("%s corrupt renderlist (wrong size)\n", loadmodel->name);
1184 count = BigLong(*renderlist);renderlist++;
1185 if (renderlist + count * 3 > renderlistend)
1186 Host_Error("%s corrupt renderlist (wrong size)\n", loadmodel->name);
1187 *outrenderlist++ = count;
1190 outrenderlist[2] = BigLong(renderlist[0]);
1191 outrenderlist[1] = BigLong(renderlist[1]);
1192 outrenderlist[0] = BigLong(renderlist[2]);
1193 if ((unsigned int)outrenderlist[0] >= (unsigned int)pheader->numverts
1194 || (unsigned int)outrenderlist[1] >= (unsigned int)pheader->numverts
1195 || (unsigned int)outrenderlist[2] >= (unsigned int)pheader->numverts)
1196 Host_Error("%s corrupt renderlist (out of bounds index)\n", loadmodel->name);
1206 // zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
1207 loadmodel->alias.zymdata_textures = Mem_Alloc(loadmodel->mempool, pheader->numshaders * sizeof(rtexture_t *));
1208 shadername = (void *) (pheader->lump_shaders.start + pbase);
1209 for (i = 0;i < pheader->numshaders;i++)
1210 loadmodel->alias.zymdata_textures[i] = loadtextureimage(loadmodel->texturepool, shadername + i * 32, 0, 0, true, TEXF_ALPHA | TEXF_PRECACHE | (r_mipskins.integer ? TEXF_MIPMAP : 0));
1214 // zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
1215 loadmodel->alias.zymdata_trizone = Mem_Alloc(loadmodel->mempool, pheader->numtris);
1216 memcpy(loadmodel->alias.zymdata_trizone, (void *) (pheader->lump_trizone.start + pbase), pheader->numtris);