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 void Mod_Alias_GetMesh_Vertex3f(const model_t *model, const frameblend_t *frameblend, const surfmesh_t *mesh, float *out3f)
31 if (mesh->num_vertexboneweights)
34 surfmeshvertexboneweight_t *v;
35 float *out, *matrix, m[12], bonepose[256][12];
36 // vertex weighted skeletal
37 // interpolate matrices and concatenate them to their parents
38 for (i = 0;i < model->num_bones;i++)
40 for (k = 0;k < 12;k++)
42 for (blends = 0;blends < 4 && frameblend[blends].lerp > 0;blends++)
44 matrix = model->data_poses + (frameblend[blends].frame * model->num_bones + i) * 12;
45 for (k = 0;k < 12;k++)
46 m[k] += matrix[k] * frameblend[blends].lerp;
48 if (model->data_bones[i].parent >= 0)
49 R_ConcatTransforms(bonepose[model->data_bones[i].parent], m, bonepose[i]);
51 for (k = 0;k < 12;k++)
52 bonepose[i][k] = m[k];
54 // blend the vertex bone weights
55 memset(out3f, 0, mesh->num_vertices * sizeof(float[3]));
56 v = mesh->data_vertexboneweights;
57 for (i = 0;i < mesh->num_vertexboneweights;i++, v++)
59 out = out3f + v->vertexindex * 3;
60 matrix = bonepose[v->boneindex];
61 // FIXME: this can very easily be optimized with SSE or 3DNow
62 out[0] += v->origin[0] * matrix[0] + v->origin[1] * matrix[1] + v->origin[2] * matrix[ 2] + v->origin[3] * matrix[ 3];
63 out[1] += v->origin[0] * matrix[4] + v->origin[1] * matrix[5] + v->origin[2] * matrix[ 6] + v->origin[3] * matrix[ 7];
64 out[2] += v->origin[0] * matrix[8] + v->origin[1] * matrix[9] + v->origin[2] * matrix[10] + v->origin[3] * matrix[11];
70 float lerp1, lerp2, lerp3, lerp4;
71 const float *vertsbase, *verts1, *verts2, *verts3, *verts4;
73 if (!mesh->data_morphvertex3f)
74 Host_Error("model %s has no skeletal or vertex morph animation data\n", model->name);
75 vertsbase = mesh->data_morphvertex3f;
76 vertcount = mesh->num_vertices;
77 verts1 = vertsbase + frameblend[0].frame * vertcount * 3;
78 lerp1 = frameblend[0].lerp;
79 if (frameblend[1].lerp)
81 verts2 = vertsbase + frameblend[1].frame * vertcount * 3;
82 lerp2 = frameblend[1].lerp;
83 if (frameblend[2].lerp)
85 verts3 = vertsbase + frameblend[2].frame * vertcount * 3;
86 lerp3 = frameblend[2].lerp;
87 if (frameblend[3].lerp)
89 verts4 = vertsbase + frameblend[3].frame * vertcount * 3;
90 lerp4 = frameblend[3].lerp;
91 for (i = 0;i < vertcount * 3;i++)
92 VectorMAMAMAM(lerp1, verts1 + i, lerp2, verts2 + i, lerp3, verts3 + i, lerp4, verts4 + i, out3f + i);
95 for (i = 0;i < vertcount * 3;i++)
96 VectorMAMAM(lerp1, verts1 + i, lerp2, verts2 + i, lerp3, verts3 + i, out3f + i);
99 for (i = 0;i < vertcount * 3;i++)
100 VectorMAM(lerp1, verts1 + i, lerp2, verts2 + i, out3f + i);
103 memcpy(out3f, verts1, vertcount * sizeof(float[3]));
107 int Mod_Alias_GetTagMatrix(const model_t *model, int poseframe, int tagindex, matrix4x4_t *outmatrix)
109 const float *boneframe;
110 float tempbonematrix[12], bonematrix[12];
111 Matrix4x4_CreateIdentity(outmatrix);
112 if (model->num_bones)
114 if (tagindex < 0 || tagindex >= model->num_bones)
116 if (poseframe >= model->num_poses)
118 boneframe = model->data_poses + poseframe * model->num_bones * 12;
119 memcpy(bonematrix, boneframe + tagindex * 12, sizeof(float[12]));
120 while (model->data_bones[tagindex].parent >= 0)
122 memcpy(tempbonematrix, bonematrix, sizeof(float[12]));
123 R_ConcatTransforms(boneframe + model->data_bones[tagindex].parent * 12, tempbonematrix, bonematrix);
124 tagindex = model->data_bones[tagindex].parent;
126 outmatrix->m[0][0] = bonematrix[0];
127 outmatrix->m[0][1] = bonematrix[1];
128 outmatrix->m[0][2] = bonematrix[2];
129 outmatrix->m[0][3] = bonematrix[3];
130 outmatrix->m[1][0] = bonematrix[4];
131 outmatrix->m[1][1] = bonematrix[5];
132 outmatrix->m[1][2] = bonematrix[6];
133 outmatrix->m[1][3] = bonematrix[7];
134 outmatrix->m[2][0] = bonematrix[8];
135 outmatrix->m[2][1] = bonematrix[9];
136 outmatrix->m[2][2] = bonematrix[10];
137 outmatrix->m[2][3] = bonematrix[11];
138 outmatrix->m[3][0] = 0;
139 outmatrix->m[3][1] = 0;
140 outmatrix->m[3][2] = 0;
141 outmatrix->m[3][3] = 1;
143 else if (model->num_tags)
145 if (tagindex < 0 || tagindex >= model->num_tags)
147 if (poseframe >= model->num_tagframes)
149 *outmatrix = model->data_tags[poseframe * model->num_tags + tagindex].matrix;
154 int Mod_Alias_GetTagIndexForName(const model_t *model, unsigned int skin, const char *tagname)
157 if (model->data_overridetagnamesforskin && skin < (unsigned int)model->numskins && model->data_overridetagnamesforskin[(unsigned int)skin].num_overridetagnames)
158 for (i = 0;i < model->data_overridetagnamesforskin[skin].num_overridetagnames;i++)
159 if (!strcasecmp(tagname, model->data_overridetagnamesforskin[skin].data_overridetagnames[i].name))
161 if (model->num_bones)
162 for (i = 0;i < model->num_bones;i++)
163 if (!strcasecmp(tagname, model->data_bones[i].name))
166 for (i = 0;i < model->num_tags;i++)
167 if (!strcasecmp(tagname, model->data_tags[i].name))
172 static void Mod_Alias_Mesh_CompileFrameZero(surfmesh_t *mesh)
174 frameblend_t frameblend[4] = {{0, 1}, {0, 0}, {0, 0}, {0, 0}};
175 mesh->data_vertex3f = Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[3][4]));
176 mesh->data_svector3f = mesh->data_vertex3f + mesh->num_vertices * 3;
177 mesh->data_tvector3f = mesh->data_vertex3f + mesh->num_vertices * 6;
178 mesh->data_normal3f = mesh->data_vertex3f + mesh->num_vertices * 9;
179 Mod_Alias_GetMesh_Vertex3f(loadmodel, frameblend, mesh, mesh->data_vertex3f);
180 Mod_BuildTextureVectorsAndNormals(0, mesh->num_vertices, mesh->num_triangles, mesh->data_vertex3f, mesh->data_texcoordtexture2f, mesh->data_element3i, mesh->data_svector3f, mesh->data_tvector3f, mesh->data_normal3f, true);
183 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)
186 float segmentmins[3], segmentmaxs[3];
187 frameblend_t frameblend[4];
190 colbrushf_t *thisbrush_start = NULL, *thisbrush_end = NULL;
191 matrix4x4_t startmatrix, endmatrix;
192 memset(trace, 0, sizeof(*trace));
194 trace->realfraction = 1;
195 trace->hitsupercontentsmask = hitsupercontentsmask;
196 segmentmins[0] = min(boxstartmins[0], boxendmins[0]);
197 segmentmins[1] = min(boxstartmins[1], boxendmins[1]);
198 segmentmins[2] = min(boxstartmins[2], boxendmins[2]);
199 segmentmaxs[0] = max(boxstartmaxs[0], boxendmaxs[0]);
200 segmentmaxs[1] = max(boxstartmaxs[1], boxendmaxs[1]);
201 segmentmaxs[2] = max(boxstartmaxs[2], boxendmaxs[2]);
202 linetrace = VectorCompare(boxstartmins, boxstartmaxs) && VectorCompare(boxendmins, boxendmaxs);
205 // box trace, performed as brush trace
206 Matrix4x4_CreateIdentity(&startmatrix);
207 Matrix4x4_CreateIdentity(&endmatrix);
208 thisbrush_start = Collision_BrushForBox(&startmatrix, boxstartmins, boxstartmaxs);
209 thisbrush_end = Collision_BrushForBox(&endmatrix, boxendmins, boxendmaxs);
211 memset(frameblend, 0, sizeof(frameblend));
212 frameblend[0].frame = frame;
213 frameblend[0].lerp = 1;
214 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
216 mesh = surface->groupmesh;
217 Mod_Alias_GetMesh_Vertex3f(model, frameblend, mesh, varray_vertex3f);
219 Collision_TraceLineTriangleMeshFloat(trace, boxstartmins, boxendmins, mesh->num_triangles, mesh->data_element3i, varray_vertex3f, SUPERCONTENTS_SOLID, segmentmins, segmentmaxs);
221 Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, mesh->num_triangles, mesh->data_element3i, varray_vertex3f, SUPERCONTENTS_SOLID, segmentmins, segmentmaxs);
225 static void Mod_CalcAliasModelBBoxes (void)
228 float dist, yawradius, radius;
231 VectorClear(loadmodel->normalmins);
232 VectorClear(loadmodel->normalmaxs);
235 for (meshnum = 0;meshnum < loadmodel->num_surfaces;meshnum++)
237 mesh = loadmodel->meshlist[meshnum];
238 for (vnum = 0, v = mesh->data_morphvertex3f;vnum < mesh->num_vertices * mesh->num_morphframes;vnum++, v += 3)
240 if (loadmodel->normalmins[0] > v[0]) loadmodel->normalmins[0] = v[0];
241 if (loadmodel->normalmins[1] > v[1]) loadmodel->normalmins[1] = v[1];
242 if (loadmodel->normalmins[2] > v[2]) loadmodel->normalmins[2] = v[2];
243 if (loadmodel->normalmaxs[0] < v[0]) loadmodel->normalmaxs[0] = v[0];
244 if (loadmodel->normalmaxs[1] < v[1]) loadmodel->normalmaxs[1] = v[1];
245 if (loadmodel->normalmaxs[2] < v[2]) loadmodel->normalmaxs[2] = v[2];
246 dist = v[0] * v[0] + v[1] * v[1];
247 if (yawradius < dist)
254 radius = sqrt(radius);
255 yawradius = sqrt(yawradius);
256 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -yawradius;
257 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = yawradius;
258 loadmodel->yawmins[2] = loadmodel->normalmins[2];
259 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
260 loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -radius;
261 loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = radius;
262 loadmodel->radius = radius;
263 loadmodel->radius2 = radius * radius;
266 static void Mod_ConvertAliasVerts (int inverts, vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int *vertremap)
270 for (i = 0;i < inverts;i++)
272 if (vertremap[i] < 0 && vertremap[i+inverts] < 0) // only used vertices need apply...
274 temp[0] = v[i].v[0] * scale[0] + translate[0];
275 temp[1] = v[i].v[1] * scale[1] + translate[1];
276 temp[2] = v[i].v[2] * scale[2] + translate[2];
277 j = vertremap[i]; // not onseam
279 VectorCopy(temp, out3f + j * 3);
280 j = vertremap[i+inverts]; // onseam
282 VectorCopy(temp, out3f + j * 3);
286 static void Mod_MDL_LoadFrames (qbyte* datapointer, int inverts, vec3_t scale, vec3_t translate, int *vertremap)
288 int i, f, pose, groupframes;
290 daliasframetype_t *pframetype;
291 daliasframe_t *pinframe;
292 daliasgroup_t *group;
293 daliasinterval_t *intervals;
296 scene = loadmodel->animscenes;
297 for (f = 0;f < loadmodel->numframes;f++)
299 pframetype = (daliasframetype_t *)datapointer;
300 datapointer += sizeof(daliasframetype_t);
301 if (LittleLong (pframetype->type) == ALIAS_SINGLE)
303 // a single frame is still treated as a group
310 group = (daliasgroup_t *)datapointer;
311 datapointer += sizeof(daliasgroup_t);
312 groupframes = LittleLong (group->numframes);
314 // intervals (time per frame)
315 intervals = (daliasinterval_t *)datapointer;
316 datapointer += sizeof(daliasinterval_t) * groupframes;
318 interval = LittleFloat (intervals->interval); // FIXME: support variable framerate groups
319 if (interval < 0.01f)
321 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
326 // get scene name from first frame
327 pinframe = (daliasframe_t *)datapointer;
329 strcpy(scene->name, pinframe->name);
330 scene->firstframe = pose;
331 scene->framecount = groupframes;
332 scene->framerate = 1.0f / interval;
337 for (i = 0;i < groupframes;i++)
339 pinframe = (daliasframe_t *)datapointer;
340 datapointer += sizeof(daliasframe_t);
341 Mod_ConvertAliasVerts(inverts, scale, translate, (trivertx_t *)datapointer, loadmodel->meshlist[0]->data_morphvertex3f + pose * loadmodel->meshlist[0]->num_vertices * 3, vertremap);
342 datapointer += sizeof(trivertx_t) * inverts;
348 static skinframe_t missingskinframe;
349 static void Mod_BuildAliasSkinFromSkinFrame(texture_t *skin, skinframe_t *skinframe)
352 if (skinframe == NULL)
354 skinframe = &missingskinframe;
355 memset(skinframe, 0, sizeof(*skinframe));
356 skinframe->base = r_texture_notexture;
359 skin->skin = *skinframe;
360 skin->currentframe = skin;
361 skin->basematerialflags = MATERIALFLAG_WALL;
363 skin->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_TRANSPARENT;
364 skin->currentmaterialflags = skin->basematerialflags;
367 static void Mod_BuildAliasSkinsFromSkinFiles(texture_t *skin, skinfile_t *skinfile, char *meshname, char *shadername)
370 skinfileitem_t *skinfileitem;
371 skinframe_t tempskinframe;
374 // the skin += loadmodel->num_surfaces part of this is because data_textures on alias models is arranged as [numskins][numsurfaces]
375 for (i = 0;skinfile;skinfile = skinfile->next, i++, skin += loadmodel->num_surfaces)
377 memset(skin, 0, sizeof(*skin));
378 for (skinfileitem = skinfile->items;skinfileitem;skinfileitem = skinfileitem->next)
380 // leave the skin unitialized (nodraw) if the replacement is "common/nodraw" or "textures/common/nodraw"
381 if (!strcmp(skinfileitem->name, meshname) && strcmp(skinfileitem->replacement, "common/nodraw") && strcmp(skinfileitem->replacement, "textures/common/nodraw"))
383 memset(&tempskinframe, 0, sizeof(tempskinframe));
384 if (Mod_LoadSkinFrame(&tempskinframe, skinfileitem->replacement, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, false, true))
385 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
388 if (cls.state != ca_dedicated)
389 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);
390 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, false, true))
391 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
394 if (cls.state != ca_dedicated)
395 Con_Printf("failed to load skin \"%s\"\n", shadername);
396 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
405 memset(&tempskinframe, 0, sizeof(tempskinframe));
406 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, false, true))
407 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
410 if (cls.state != ca_dedicated)
411 Con_Printf("failed to load mesh \"%s\" shader \"%s\"\n", meshname, shadername);
412 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
417 #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);
418 #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);
419 extern void R_Q1BSP_Draw(entity_render_t *ent);
420 extern void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius, int numsurfaces, const int *surfacelist, const vec3_t lightmins, const vec3_t lightmaxs);
421 extern void R_Q1BSP_DrawLight(entity_render_t *ent, float *lightcolor, int numsurfaces, const int *surfacelist);
422 void Mod_IDP0_Load(model_t *mod, void *buffer, void *bufferend)
424 int i, j, version, totalskins, skinwidth, skinheight, groupframes, groupskins, numverts;
425 float scales, scalet, scale[3], translate[3], interval;
429 stvert_t *pinstverts;
430 dtriangle_t *pintriangles;
431 daliasskintype_t *pinskintype;
432 daliasskingroup_t *pinskingroup;
433 daliasskininterval_t *pinskinintervals;
434 daliasframetype_t *pinframetype;
435 daliasgroup_t *pinframegroup;
436 qbyte *datapointer, *startframes, *startskins;
437 char name[MAX_QPATH];
438 skinframe_t tempskinframe;
439 animscene_t *tempskinscenes;
440 texture_t *tempaliasskins;
442 int *vertonseam, *vertremap;
443 skinfile_t *skinfiles;
445 datapointer = buffer;
446 pinmodel = (mdl_t *)datapointer;
447 datapointer += sizeof(mdl_t);
449 version = LittleLong (pinmodel->version);
450 if (version != ALIAS_VERSION)
451 Host_Error ("%s has wrong version number (%i should be %i)",
452 loadmodel->name, version, ALIAS_VERSION);
454 loadmodel->type = mod_alias;
455 loadmodel->DrawSky = NULL;
456 loadmodel->Draw = R_Q1BSP_Draw;
457 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
458 loadmodel->DrawLight = R_Q1BSP_DrawLight;
459 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
461 loadmodel->num_surfaces = 1;
462 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
463 loadmodel->nummeshes = loadmodel->num_surfaces;
464 data = Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->nummeshes * sizeof(surfmesh_t *) + loadmodel->nummeshes * sizeof(surfmesh_t));
465 loadmodel->data_surfaces = (void *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
466 loadmodel->surfacelist = (void *)data;data += loadmodel->num_surfaces * sizeof(int);
467 loadmodel->meshlist = (void *)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
468 for (i = 0;i < loadmodel->num_surfaces;i++)
470 loadmodel->surfacelist[i] = i;
471 loadmodel->meshlist[i] = (void *)data;data += sizeof(surfmesh_t);
474 loadmodel->numskins = LittleLong(pinmodel->numskins);
475 BOUNDI(loadmodel->numskins,0,65536);
476 skinwidth = LittleLong (pinmodel->skinwidth);
477 BOUNDI(skinwidth,0,65536);
478 skinheight = LittleLong (pinmodel->skinheight);
479 BOUNDI(skinheight,0,65536);
480 numverts = LittleLong(pinmodel->numverts);
481 BOUNDI(numverts,0,65536);
482 loadmodel->meshlist[0]->num_triangles = LittleLong(pinmodel->numtris);
483 BOUNDI(loadmodel->meshlist[0]->num_triangles,0,65536);
484 loadmodel->numframes = LittleLong(pinmodel->numframes);
485 BOUNDI(loadmodel->numframes,0,65536);
486 loadmodel->synctype = LittleLong (pinmodel->synctype);
487 BOUNDI(loadmodel->synctype,0,2);
488 loadmodel->flags = LittleLong (pinmodel->flags);
490 for (i = 0;i < 3;i++)
492 scale[i] = LittleFloat (pinmodel->scale[i]);
493 translate[i] = LittleFloat (pinmodel->scale_origin[i]);
496 startskins = datapointer;
498 for (i = 0;i < loadmodel->numskins;i++)
500 pinskintype = (daliasskintype_t *)datapointer;
501 datapointer += sizeof(daliasskintype_t);
502 if (LittleLong(pinskintype->type) == ALIAS_SKIN_SINGLE)
506 pinskingroup = (daliasskingroup_t *)datapointer;
507 datapointer += sizeof(daliasskingroup_t);
508 groupskins = LittleLong(pinskingroup->numskins);
509 datapointer += sizeof(daliasskininterval_t) * groupskins;
512 for (j = 0;j < groupskins;j++)
514 datapointer += skinwidth * skinheight;
519 pinstverts = (stvert_t *)datapointer;
520 datapointer += sizeof(stvert_t) * numverts;
522 pintriangles = (dtriangle_t *)datapointer;
523 datapointer += sizeof(dtriangle_t) * loadmodel->meshlist[0]->num_triangles;
525 startframes = datapointer;
526 loadmodel->meshlist[0]->num_morphframes = 0;
527 for (i = 0;i < loadmodel->numframes;i++)
529 pinframetype = (daliasframetype_t *)datapointer;
530 datapointer += sizeof(daliasframetype_t);
531 if (LittleLong (pinframetype->type) == ALIAS_SINGLE)
535 pinframegroup = (daliasgroup_t *)datapointer;
536 datapointer += sizeof(daliasgroup_t);
537 groupframes = LittleLong(pinframegroup->numframes);
538 datapointer += sizeof(daliasinterval_t) * groupframes;
541 for (j = 0;j < groupframes;j++)
543 datapointer += sizeof(daliasframe_t);
544 datapointer += sizeof(trivertx_t) * numverts;
545 loadmodel->meshlist[0]->num_morphframes++;
549 // store texture coordinates into temporary array, they will be stored
550 // after usage is determined (triangle data)
551 vertst = Mem_Alloc(tempmempool, numverts * 2 * sizeof(float[2]));
552 vertremap = Mem_Alloc(tempmempool, numverts * 3 * sizeof(int));
553 vertonseam = vertremap + numverts * 2;
555 scales = 1.0 / skinwidth;
556 scalet = 1.0 / skinheight;
557 for (i = 0;i < numverts;i++)
559 vertonseam[i] = LittleLong(pinstverts[i].onseam);
560 vertst[i*2+0] = (LittleLong(pinstverts[i].s) + 0.5) * scales;
561 vertst[i*2+1] = (LittleLong(pinstverts[i].t) + 0.5) * scalet;
562 vertst[(i+numverts)*2+0] = vertst[i*2+0] + 0.5;
563 vertst[(i+numverts)*2+1] = vertst[i*2+1];
566 // load triangle data
567 loadmodel->meshlist[0]->data_element3i = Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->meshlist[0]->num_triangles);
569 // read the triangle elements
570 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
571 for (j = 0;j < 3;j++)
572 loadmodel->meshlist[0]->data_element3i[i*3+j] = LittleLong(pintriangles[i].vertindex[j]);
573 // validate (note numverts is used because this is the original data)
574 Mod_ValidateElements(loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles, numverts, __FILE__, __LINE__);
575 // now butcher the elements according to vertonseam and tri->facesfront
576 // and then compact the vertex set to remove duplicates
577 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
578 if (!LittleLong(pintriangles[i].facesfront)) // backface
579 for (j = 0;j < 3;j++)
580 if (vertonseam[loadmodel->meshlist[0]->data_element3i[i*3+j]])
581 loadmodel->meshlist[0]->data_element3i[i*3+j] += numverts;
583 // (this uses vertremap to count usage to save some memory)
584 for (i = 0;i < numverts*2;i++)
586 for (i = 0;i < loadmodel->meshlist[0]->num_triangles*3;i++)
587 vertremap[loadmodel->meshlist[0]->data_element3i[i]]++;
588 // build remapping table and compact array
589 loadmodel->meshlist[0]->num_vertices = 0;
590 for (i = 0;i < numverts*2;i++)
594 vertremap[i] = loadmodel->meshlist[0]->num_vertices;
595 vertst[loadmodel->meshlist[0]->num_vertices*2+0] = vertst[i*2+0];
596 vertst[loadmodel->meshlist[0]->num_vertices*2+1] = vertst[i*2+1];
597 loadmodel->meshlist[0]->num_vertices++;
600 vertremap[i] = -1; // not used at all
602 // remap the elements to the new vertex set
603 for (i = 0;i < loadmodel->meshlist[0]->num_triangles * 3;i++)
604 loadmodel->meshlist[0]->data_element3i[i] = vertremap[loadmodel->meshlist[0]->data_element3i[i]];
605 // store the texture coordinates
606 loadmodel->meshlist[0]->data_texcoordtexture2f = Mem_Alloc(loadmodel->mempool, sizeof(float[2]) * loadmodel->meshlist[0]->num_vertices);
607 for (i = 0;i < loadmodel->meshlist[0]->num_vertices;i++)
609 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+0] = vertst[i*2+0];
610 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+1] = vertst[i*2+1];
614 loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
615 loadmodel->meshlist[0]->data_morphvertex3f = Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * loadmodel->meshlist[0]->num_morphframes * loadmodel->meshlist[0]->num_vertices);
616 loadmodel->meshlist[0]->data_neighbor3i = Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
617 Mod_MDL_LoadFrames (startframes, numverts, scale, translate, vertremap);
618 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
619 Mod_CalcAliasModelBBoxes();
620 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
626 skinfiles = Mod_LoadSkinFiles();
627 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
628 loadmodel->num_textures = loadmodel->num_surfaces;
629 loadmodel->data_textures = Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
632 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
633 Mod_FreeSkinFiles(skinfiles);
634 for (i = 0;i < loadmodel->numskins;i++)
636 loadmodel->skinscenes[i].firstframe = i;
637 loadmodel->skinscenes[i].framecount = 1;
638 loadmodel->skinscenes[i].loop = true;
639 loadmodel->skinscenes[i].framerate = 10;
645 datapointer = startskins;
646 for (i = 0;i < loadmodel->numskins;i++)
648 pinskintype = (daliasskintype_t *)datapointer;
649 datapointer += sizeof(daliasskintype_t);
651 if (pinskintype->type == ALIAS_SKIN_SINGLE)
658 pinskingroup = (daliasskingroup_t *)datapointer;
659 datapointer += sizeof(daliasskingroup_t);
661 groupskins = LittleLong (pinskingroup->numskins);
663 pinskinintervals = (daliasskininterval_t *)datapointer;
664 datapointer += sizeof(daliasskininterval_t) * groupskins;
666 interval = LittleFloat(pinskinintervals[0].interval);
667 if (interval < 0.01f)
669 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
674 sprintf(loadmodel->skinscenes[i].name, "skin %i", i);
675 loadmodel->skinscenes[i].firstframe = totalskins;
676 loadmodel->skinscenes[i].framecount = groupskins;
677 loadmodel->skinscenes[i].framerate = 1.0f / interval;
678 loadmodel->skinscenes[i].loop = true;
680 for (j = 0;j < groupskins;j++)
683 sprintf (name, "%s_%i_%i", loadmodel->name, i, j);
685 sprintf (name, "%s_%i", loadmodel->name, i);
686 if (!Mod_LoadSkinFrame(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, false, true))
687 Mod_LoadSkinFrame_Internal(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, false, r_fullbrights.integer, (qbyte *)datapointer, skinwidth, skinheight);
688 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
689 datapointer += skinwidth * skinheight;
693 // check for skins that don't exist in the model, but do exist as external images
694 // (this was added because yummyluv kept pestering me about support for it)
695 while (Mod_LoadSkinFrame(&tempskinframe, va("%s_%i", loadmodel->name, loadmodel->numskins), (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, false, true))
697 // expand the arrays to make room
698 tempskinscenes = loadmodel->skinscenes;
699 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
700 memcpy(loadmodel->skinscenes, tempskinscenes, loadmodel->numskins * sizeof(animscene_t));
701 Mem_Free(tempskinscenes);
703 tempaliasskins = loadmodel->data_textures;
704 loadmodel->data_textures = Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * (totalskins + 1) * sizeof(texture_t));
705 memcpy(loadmodel->data_textures, tempaliasskins, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
706 Mem_Free(tempaliasskins);
708 // store the info about the new skin
709 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
710 strcpy(loadmodel->skinscenes[loadmodel->numskins].name, name);
711 loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
712 loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
713 loadmodel->skinscenes[loadmodel->numskins].framerate = 10.0f;
714 loadmodel->skinscenes[loadmodel->numskins].loop = true;
716 //increase skin counts
717 loadmodel->numskins++;
722 surface = loadmodel->data_surfaces;
723 surface->texture = loadmodel->data_textures;
724 surface->groupmesh = loadmodel->meshlist[0];
725 surface->num_firsttriangle = 0;
726 surface->num_triangles = surface->groupmesh->num_triangles;
727 surface->num_firstvertex = 0;
728 surface->num_vertices = surface->groupmesh->num_vertices;
731 static void Mod_MD2_ConvertVerts (vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int numverts, int *vertremap)
735 for (i = 0;i < numverts;i++, out3f += 3)
737 in = v + vertremap[i];
738 out3f[0] = in->v[0] * scale[0] + translate[0];
739 out3f[1] = in->v[1] * scale[1] + translate[1];
740 out3f[2] = in->v[2] * scale[2] + translate[2];
744 void Mod_IDP2_Load(model_t *mod, void *buffer, void *bufferend)
746 int i, j, k, hashindex, num, numxyz, numst, xyz, st, skinwidth, skinheight, *vertremap, version, end, numverts;
747 float *stverts, s, t, scale[3], translate[3];
751 qbyte *base, *datapointer;
752 md2frame_t *pinframe;
754 md2triangle_t *intri;
755 unsigned short *inst;
758 struct md2verthash_s *next;
762 *hash, **md2verthash, *md2verthashdata;
763 skinframe_t tempskinframe;
764 skinfile_t *skinfiles;
769 version = LittleLong (pinmodel->version);
770 if (version != MD2ALIAS_VERSION)
771 Host_Error ("%s has wrong version number (%i should be %i)",
772 loadmodel->name, version, MD2ALIAS_VERSION);
774 loadmodel->type = mod_alias;
775 loadmodel->DrawSky = NULL;
776 loadmodel->Draw = R_Q1BSP_Draw;
777 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
778 loadmodel->DrawLight = R_Q1BSP_DrawLight;
779 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
781 if (LittleLong(pinmodel->num_tris) < 1 || LittleLong(pinmodel->num_tris) > 65536)
782 Host_Error ("%s has invalid number of triangles: %i", loadmodel->name, LittleLong(pinmodel->num_tris));
783 if (LittleLong(pinmodel->num_xyz) < 1 || LittleLong(pinmodel->num_xyz) > 65536)
784 Host_Error ("%s has invalid number of vertices: %i", loadmodel->name, LittleLong(pinmodel->num_xyz));
785 if (LittleLong(pinmodel->num_frames) < 1 || LittleLong(pinmodel->num_frames) > 65536)
786 Host_Error ("%s has invalid number of frames: %i", loadmodel->name, LittleLong(pinmodel->num_frames));
787 if (LittleLong(pinmodel->num_skins) < 0 || LittleLong(pinmodel->num_skins) > 256)
788 Host_Error ("%s has invalid number of skins: %i", loadmodel->name, LittleLong(pinmodel->num_skins));
790 end = LittleLong(pinmodel->ofs_end);
791 if (LittleLong(pinmodel->num_skins) >= 1 && (LittleLong(pinmodel->ofs_skins) <= 0 || LittleLong(pinmodel->ofs_skins) >= end))
792 Host_Error ("%s is not a valid model", loadmodel->name);
793 if (LittleLong(pinmodel->ofs_st) <= 0 || LittleLong(pinmodel->ofs_st) >= end)
794 Host_Error ("%s is not a valid model", loadmodel->name);
795 if (LittleLong(pinmodel->ofs_tris) <= 0 || LittleLong(pinmodel->ofs_tris) >= end)
796 Host_Error ("%s is not a valid model", loadmodel->name);
797 if (LittleLong(pinmodel->ofs_frames) <= 0 || LittleLong(pinmodel->ofs_frames) >= end)
798 Host_Error ("%s is not a valid model", loadmodel->name);
799 if (LittleLong(pinmodel->ofs_glcmds) <= 0 || LittleLong(pinmodel->ofs_glcmds) >= end)
800 Host_Error ("%s is not a valid model", loadmodel->name);
802 loadmodel->num_surfaces = 1;
803 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
804 loadmodel->nummeshes = loadmodel->num_surfaces;
805 data = Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->nummeshes * sizeof(surfmesh_t *) + loadmodel->nummeshes * sizeof(surfmesh_t));
806 loadmodel->data_surfaces = (void *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
807 loadmodel->surfacelist = (void *)data;data += loadmodel->num_surfaces * sizeof(int);
808 loadmodel->meshlist = (void *)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
809 for (i = 0;i < loadmodel->num_surfaces;i++)
811 loadmodel->surfacelist[i] = i;
812 loadmodel->meshlist[i] = (void *)data;data += sizeof(surfmesh_t);
815 loadmodel->numskins = LittleLong(pinmodel->num_skins);
816 numxyz = LittleLong(pinmodel->num_xyz);
817 numst = LittleLong(pinmodel->num_st);
818 loadmodel->meshlist[0]->num_triangles = LittleLong(pinmodel->num_tris);
819 loadmodel->numframes = LittleLong(pinmodel->num_frames);
820 loadmodel->meshlist[0]->num_morphframes = loadmodel->numframes;
821 loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
823 loadmodel->flags = 0; // there are no MD2 flags
824 loadmodel->synctype = ST_RAND;
827 inskin = (void*)(base + LittleLong(pinmodel->ofs_skins));
828 skinfiles = Mod_LoadSkinFiles();
831 loadmodel->num_textures = loadmodel->num_surfaces;
832 loadmodel->data_textures = Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
833 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
834 Mod_FreeSkinFiles(skinfiles);
836 else if (loadmodel->numskins)
838 // skins found (most likely not a player model)
839 loadmodel->num_textures = loadmodel->num_surfaces;
840 loadmodel->data_textures = Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
841 for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
843 if (Mod_LoadSkinFrame(&tempskinframe, inskin, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, false, true))
844 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, &tempskinframe);
847 Con_Printf("%s is missing skin \"%s\"\n", loadmodel->name, inskin);
848 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, NULL);
854 // no skins (most likely a player model)
855 loadmodel->numskins = 1;
856 loadmodel->num_textures = loadmodel->num_surfaces;
857 loadmodel->data_textures = Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
858 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures, NULL);
861 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
862 for (i = 0;i < loadmodel->numskins;i++)
864 loadmodel->skinscenes[i].firstframe = i;
865 loadmodel->skinscenes[i].framecount = 1;
866 loadmodel->skinscenes[i].loop = true;
867 loadmodel->skinscenes[i].framerate = 10;
870 // load the triangles and stvert data
871 inst = (void*)(base + LittleLong(pinmodel->ofs_st));
872 intri = (void*)(base + LittleLong(pinmodel->ofs_tris));
873 skinwidth = LittleLong(pinmodel->skinwidth);
874 skinheight = LittleLong(pinmodel->skinheight);
876 stverts = Mem_Alloc(tempmempool, numst * sizeof(float[2]));
877 s = 1.0f / skinwidth;
878 t = 1.0f / skinheight;
879 for (i = 0;i < numst;i++)
881 j = (unsigned short) LittleShort(inst[i*2+0]);
882 k = (unsigned short) LittleShort(inst[i*2+1]);
883 if (j >= skinwidth || k >= skinheight)
885 Con_Printf("%s has an invalid skin coordinate (%i %i) on vert %i, changing to 0 0\n", loadmodel->name, j, k, i);
889 stverts[i*2+0] = j * s;
890 stverts[i*2+1] = k * t;
893 md2verthash = Mem_Alloc(tempmempool, 256 * sizeof(hash));
894 md2verthashdata = Mem_Alloc(tempmempool, loadmodel->meshlist[0]->num_triangles * 3 * sizeof(*hash));
895 // swap the triangle list
897 loadmodel->meshlist[0]->data_element3i = Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
898 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
900 for (j = 0;j < 3;j++)
902 xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
903 st = (unsigned short) LittleShort (intri[i].index_st[j]);
906 Con_Printf("%s has an invalid xyz index (%i) on triangle %i, resetting to 0\n", loadmodel->name, xyz, i);
911 Con_Printf("%s has an invalid st index (%i) on triangle %i, resetting to 0\n", loadmodel->name, st, i);
916 hashindex = (xyz * 17 + st) & 255;
917 for (hash = md2verthash[hashindex];hash;hash = hash->next)
918 if (hash->xyz == xyz && hash->st[0] == s && hash->st[1] == t)
922 hash = md2verthashdata + num++;
926 hash->next = md2verthash[hashindex];
927 md2verthash[hashindex] = hash;
929 loadmodel->meshlist[0]->data_element3i[i*3+j] = (hash - md2verthashdata);
936 loadmodel->meshlist[0]->num_vertices = numverts;
937 vertremap = Mem_Alloc(loadmodel->mempool, num * sizeof(int));
938 loadmodel->meshlist[0]->data_texcoordtexture2f = Mem_Alloc(loadmodel->mempool, num * sizeof(float[2]));
939 for (i = 0;i < num;i++)
941 hash = md2verthashdata + i;
942 vertremap[i] = hash->xyz;
943 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+0] = hash->st[0];
944 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+1] = hash->st[1];
947 Mem_Free(md2verthash);
948 Mem_Free(md2verthashdata);
951 datapointer = (base + LittleLong(pinmodel->ofs_frames));
952 loadmodel->meshlist[0]->data_morphvertex3f = Mem_Alloc(loadmodel->mempool, numverts * loadmodel->meshlist[0]->num_morphframes * sizeof(float[3]));
953 for (i = 0;i < loadmodel->meshlist[0]->num_morphframes;i++)
955 pinframe = (md2frame_t *)datapointer;
956 datapointer += sizeof(md2frame_t);
957 for (j = 0;j < 3;j++)
959 scale[j] = LittleFloat(pinframe->scale[j]);
960 translate[j] = LittleFloat(pinframe->translate[j]);
962 Mod_MD2_ConvertVerts(scale, translate, (void *)datapointer, loadmodel->meshlist[0]->data_morphvertex3f + i * numverts * 3, numverts, vertremap);
963 datapointer += numxyz * sizeof(trivertx_t);
965 strcpy(loadmodel->animscenes[i].name, pinframe->name);
966 loadmodel->animscenes[i].firstframe = i;
967 loadmodel->animscenes[i].framecount = 1;
968 loadmodel->animscenes[i].framerate = 10;
969 loadmodel->animscenes[i].loop = true;
974 loadmodel->meshlist[0]->data_neighbor3i = Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
975 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
976 Mod_CalcAliasModelBBoxes();
977 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
979 surface = loadmodel->data_surfaces;
980 surface->groupmesh = loadmodel->meshlist[0];
981 surface->texture = loadmodel->data_textures;
982 surface->num_firsttriangle = 0;
983 surface->num_triangles = surface->groupmesh->num_triangles;
984 surface->num_firstvertex = 0;
985 surface->num_vertices = surface->groupmesh->num_vertices;
988 void Mod_IDP3_Load(model_t *mod, void *buffer, void *bufferend)
990 int i, j, k, version;
994 md3modelheader_t *pinmodel;
995 md3frameinfo_t *pinframe;
998 skinfile_t *skinfiles;
1002 if (memcmp(pinmodel->identifier, "IDP3", 4))
1003 Host_Error ("%s is not a MD3 (IDP3) file\n", loadmodel->name);
1004 version = LittleLong (pinmodel->version);
1005 if (version != MD3VERSION)
1006 Host_Error ("%s has wrong version number (%i should be %i)",
1007 loadmodel->name, version, MD3VERSION);
1009 skinfiles = Mod_LoadSkinFiles();
1010 if (loadmodel->numskins < 1)
1011 loadmodel->numskins = 1;
1013 loadmodel->type = mod_alias;
1014 loadmodel->DrawSky = NULL;
1015 loadmodel->Draw = R_Q1BSP_Draw;
1016 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1017 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1018 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1019 loadmodel->flags = LittleLong(pinmodel->flags);
1020 loadmodel->synctype = ST_RAND;
1022 // set up some global info about the model
1023 loadmodel->numframes = LittleLong(pinmodel->num_frames);
1024 loadmodel->num_surfaces = LittleLong(pinmodel->num_meshes);
1026 // make skinscenes for the skins (no groups)
1027 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1028 for (i = 0;i < loadmodel->numskins;i++)
1030 loadmodel->skinscenes[i].firstframe = i;
1031 loadmodel->skinscenes[i].framecount = 1;
1032 loadmodel->skinscenes[i].loop = true;
1033 loadmodel->skinscenes[i].framerate = 10;
1037 loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
1038 for (i = 0, pinframe = (md3frameinfo_t *)((qbyte *)pinmodel + LittleLong(pinmodel->lump_frameinfo));i < loadmodel->numframes;i++, pinframe++)
1040 strcpy(loadmodel->animscenes[i].name, pinframe->name);
1041 loadmodel->animscenes[i].firstframe = i;
1042 loadmodel->animscenes[i].framecount = 1;
1043 loadmodel->animscenes[i].framerate = 10;
1044 loadmodel->animscenes[i].loop = true;
1048 loadmodel->num_tagframes = loadmodel->numframes;
1049 loadmodel->num_tags = LittleLong(pinmodel->num_tags);
1050 loadmodel->data_tags = Mem_Alloc(loadmodel->mempool, loadmodel->num_tagframes * loadmodel->num_tags * sizeof(aliastag_t));
1051 for (i = 0, pintag = (md3tag_t *)((qbyte *)pinmodel + LittleLong(pinmodel->lump_tags));i < loadmodel->num_tagframes * loadmodel->num_tags;i++, pintag++)
1053 strcpy(loadmodel->data_tags[i].name, pintag->name);
1054 Matrix4x4_CreateIdentity(&loadmodel->data_tags[i].matrix);
1055 for (j = 0;j < 3;j++)
1057 for (k = 0;k < 3;k++)
1058 loadmodel->data_tags[i].matrix.m[j][k] = LittleFloat(pintag->rotationmatrix[k * 3 + j]);
1059 loadmodel->data_tags[i].matrix.m[j][3] = LittleFloat(pintag->origin[j]);
1061 //Con_Printf("model \"%s\" frame #%i tag #%i \"%s\"\n", loadmodel->name, i / loadmodel->num_tags, i % loadmodel->num_tags, loadmodel->data_tags[i].name);
1065 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1066 loadmodel->nummeshes = loadmodel->num_surfaces;
1067 loadmodel->num_textures = loadmodel->num_surfaces;
1068 data = Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->nummeshes * sizeof(surfmesh_t *) + loadmodel->nummeshes * sizeof(surfmesh_t) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
1069 loadmodel->data_surfaces = (void *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1070 loadmodel->surfacelist = (void *)data;data += loadmodel->num_surfaces * sizeof(int);
1071 loadmodel->meshlist = (void *)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
1072 loadmodel->data_textures = (void *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1073 for (i = 0;i < loadmodel->num_surfaces;i++)
1075 loadmodel->surfacelist[i] = i;
1076 loadmodel->meshlist[i] = (void *)data;data += sizeof(surfmesh_t);
1078 for (i = 0, pinmesh = (md3mesh_t *)((qbyte *)pinmodel + LittleLong(pinmodel->lump_meshes));i < loadmodel->num_surfaces;i++, pinmesh = (md3mesh_t *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_end)))
1080 if (memcmp(pinmesh->identifier, "IDP3", 4))
1081 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)\n");
1082 mesh = loadmodel->meshlist[i];
1083 mesh->num_morphframes = LittleLong(pinmesh->num_frames);
1084 mesh->num_vertices = LittleLong(pinmesh->num_vertices);
1085 mesh->num_triangles = LittleLong(pinmesh->num_triangles);
1086 mesh->data_element3i = Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1087 mesh->data_neighbor3i = Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1088 mesh->data_texcoordtexture2f = Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
1089 mesh->data_morphvertex3f = Mem_Alloc(loadmodel->mempool, mesh->num_vertices * mesh->num_morphframes * sizeof(float[3]));
1090 for (j = 0;j < mesh->num_triangles * 3;j++)
1091 mesh->data_element3i[j] = LittleLong(((int *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_elements)))[j]);
1092 for (j = 0;j < mesh->num_vertices;j++)
1094 mesh->data_texcoordtexture2f[j * 2 + 0] = LittleFloat(((float *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 0]);
1095 mesh->data_texcoordtexture2f[j * 2 + 1] = LittleFloat(((float *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 1]);
1097 for (j = 0;j < mesh->num_vertices * mesh->num_morphframes;j++)
1099 mesh->data_morphvertex3f[j * 3 + 0] = LittleShort(((short *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 0]) * (1.0f / 64.0f);
1100 mesh->data_morphvertex3f[j * 3 + 1] = LittleShort(((short *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 1]) * (1.0f / 64.0f);
1101 mesh->data_morphvertex3f[j * 3 + 2] = LittleShort(((short *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 2]) * (1.0f / 64.0f);
1104 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
1105 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
1106 Mod_Alias_Mesh_CompileFrameZero(mesh);
1108 if (LittleLong(pinmesh->num_shaders) >= 1)
1109 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, pinmesh->name, ((md3shader_t *)((qbyte *) pinmesh + LittleLong(pinmesh->lump_shaders)))->name);
1111 for (j = 0;j < loadmodel->numskins;j++)
1112 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1114 surface = loadmodel->data_surfaces + i;
1115 surface->groupmesh = mesh;
1116 surface->texture = loadmodel->data_textures + i;
1117 surface->num_firsttriangle = 0;
1118 surface->num_triangles = mesh->num_triangles;
1119 surface->num_firstvertex = 0;
1120 surface->num_vertices = mesh->num_vertices;
1122 Mod_CalcAliasModelBBoxes();
1123 Mod_FreeSkinFiles(skinfiles);
1126 void Mod_ZYMOTICMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1128 zymtype1header_t *pinmodel, *pheader;
1130 int i, j, k, l, numposes, *bonecount, *vertbonecounts, count, *renderlist, *renderlistend, *outelements, *remapvertices;
1131 float modelradius, corner[2], *poses, *intexcoord2f, *outtexcoord2f;
1132 zymvertex_t *verts, *vertdata;
1136 skinfile_t *skinfiles;
1138 msurface_t *surface;
1141 pinmodel = (void *)buffer;
1143 if (memcmp(pinmodel->id, "ZYMOTICMODEL", 12))
1144 Host_Error ("Mod_ZYMOTICMODEL_Load: %s is not a zymotic model\n");
1145 if (BigLong(pinmodel->type) != 1)
1146 Host_Error ("Mod_ZYMOTICMODEL_Load: only type 1 (skeletal pose) models are currently supported (name = %s)\n", loadmodel->name);
1148 loadmodel->type = mod_alias;
1149 loadmodel->DrawSky = NULL;
1150 loadmodel->Draw = R_Q1BSP_Draw;
1151 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1152 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1153 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1154 loadmodel->flags = 0; // there are no flags on zym models
1155 loadmodel->synctype = ST_RAND;
1159 pheader->type = BigLong(pinmodel->type);
1160 pheader->filesize = BigLong(pinmodel->filesize);
1161 pheader->mins[0] = BigFloat(pinmodel->mins[0]);
1162 pheader->mins[1] = BigFloat(pinmodel->mins[1]);
1163 pheader->mins[2] = BigFloat(pinmodel->mins[2]);
1164 pheader->maxs[0] = BigFloat(pinmodel->maxs[0]);
1165 pheader->maxs[1] = BigFloat(pinmodel->maxs[1]);
1166 pheader->maxs[2] = BigFloat(pinmodel->maxs[2]);
1167 pheader->radius = BigFloat(pinmodel->radius);
1168 pheader->numverts = BigLong(pinmodel->numverts);
1169 pheader->numtris = BigLong(pinmodel->numtris);
1170 pheader->numshaders = BigLong(pinmodel->numshaders);
1171 pheader->numbones = BigLong(pinmodel->numbones);
1172 pheader->numscenes = BigLong(pinmodel->numscenes);
1173 pheader->lump_scenes.start = BigLong(pinmodel->lump_scenes.start);
1174 pheader->lump_scenes.length = BigLong(pinmodel->lump_scenes.length);
1175 pheader->lump_poses.start = BigLong(pinmodel->lump_poses.start);
1176 pheader->lump_poses.length = BigLong(pinmodel->lump_poses.length);
1177 pheader->lump_bones.start = BigLong(pinmodel->lump_bones.start);
1178 pheader->lump_bones.length = BigLong(pinmodel->lump_bones.length);
1179 pheader->lump_vertbonecounts.start = BigLong(pinmodel->lump_vertbonecounts.start);
1180 pheader->lump_vertbonecounts.length = BigLong(pinmodel->lump_vertbonecounts.length);
1181 pheader->lump_verts.start = BigLong(pinmodel->lump_verts.start);
1182 pheader->lump_verts.length = BigLong(pinmodel->lump_verts.length);
1183 pheader->lump_texcoords.start = BigLong(pinmodel->lump_texcoords.start);
1184 pheader->lump_texcoords.length = BigLong(pinmodel->lump_texcoords.length);
1185 pheader->lump_render.start = BigLong(pinmodel->lump_render.start);
1186 pheader->lump_render.length = BigLong(pinmodel->lump_render.length);
1187 pheader->lump_shaders.start = BigLong(pinmodel->lump_shaders.start);
1188 pheader->lump_shaders.length = BigLong(pinmodel->lump_shaders.length);
1189 pheader->lump_trizone.start = BigLong(pinmodel->lump_trizone.start);
1190 pheader->lump_trizone.length = BigLong(pinmodel->lump_trizone.length);
1192 loadmodel->numframes = pheader->numscenes;
1193 loadmodel->num_surfaces = pheader->numshaders;
1195 skinfiles = Mod_LoadSkinFiles();
1196 if (loadmodel->numskins < 1)
1197 loadmodel->numskins = 1;
1199 // make skinscenes for the skins (no groups)
1200 loadmodel->skinscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1201 for (i = 0;i < loadmodel->numskins;i++)
1203 loadmodel->skinscenes[i].firstframe = i;
1204 loadmodel->skinscenes[i].framecount = 1;
1205 loadmodel->skinscenes[i].loop = true;
1206 loadmodel->skinscenes[i].framerate = 10;
1210 modelradius = pheader->radius;
1211 for (i = 0;i < 3;i++)
1213 loadmodel->normalmins[i] = pheader->mins[i];
1214 loadmodel->normalmaxs[i] = pheader->maxs[i];
1215 loadmodel->rotatedmins[i] = -modelradius;
1216 loadmodel->rotatedmaxs[i] = modelradius;
1218 corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
1219 corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
1220 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
1221 if (loadmodel->yawmaxs[0] > modelradius)
1222 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
1223 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
1224 loadmodel->yawmins[2] = loadmodel->normalmins[2];
1225 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
1226 loadmodel->radius = modelradius;
1227 loadmodel->radius2 = modelradius * modelradius;
1229 // go through the lumps, swapping things
1231 //zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
1232 loadmodel->animscenes = Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
1233 scene = (void *) (pheader->lump_scenes.start + pbase);
1234 numposes = pheader->lump_poses.length / pheader->numbones / sizeof(float[3][4]);
1235 for (i = 0;i < pheader->numscenes;i++)
1237 memcpy(loadmodel->animscenes[i].name, scene->name, 32);
1238 loadmodel->animscenes[i].firstframe = BigLong(scene->start);
1239 loadmodel->animscenes[i].framecount = BigLong(scene->length);
1240 loadmodel->animscenes[i].framerate = BigFloat(scene->framerate);
1241 loadmodel->animscenes[i].loop = (BigLong(scene->flags) & ZYMSCENEFLAG_NOLOOP) == 0;
1242 if ((unsigned int) loadmodel->animscenes[i].firstframe >= (unsigned int) numposes)
1243 Host_Error("%s scene->firstframe (%i) >= numposes (%i)\n", loadmodel->name, loadmodel->animscenes[i].firstframe, numposes);
1244 if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > (unsigned int) numposes)
1245 Host_Error("%s scene->firstframe (%i) + framecount (%i) >= numposes (%i)\n", loadmodel->name, loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
1246 if (loadmodel->animscenes[i].framerate < 0)
1247 Host_Error("%s scene->framerate (%f) < 0\n", loadmodel->name, loadmodel->animscenes[i].framerate);
1251 //zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
1252 loadmodel->num_poses = pheader->lump_poses.length / sizeof(float[3][4]);
1253 loadmodel->data_poses = Mem_Alloc(loadmodel->mempool, pheader->lump_poses.length);
1254 poses = (void *) (pheader->lump_poses.start + pbase);
1255 for (i = 0;i < pheader->lump_poses.length / 4;i++)
1256 loadmodel->data_poses[i] = BigFloat(poses[i]);
1258 //zymlump_t lump_bones; // zymbone_t bone[numbones];
1259 loadmodel->num_bones = pheader->numbones;
1260 loadmodel->data_bones = Mem_Alloc(loadmodel->mempool, pheader->numbones * sizeof(aliasbone_t));
1261 bone = (void *) (pheader->lump_bones.start + pbase);
1262 for (i = 0;i < pheader->numbones;i++)
1264 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1265 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1266 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1267 if (loadmodel->data_bones[i].parent >= i)
1268 Host_Error("%s bone[%i].parent >= %i\n", loadmodel->name, i, i);
1271 //zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
1272 vertbonecounts = Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1273 bonecount = (void *) (pheader->lump_vertbonecounts.start + pbase);
1274 for (i = 0;i < pheader->numverts;i++)
1276 vertbonecounts[i] = BigLong(bonecount[i]);
1277 if (vertbonecounts[i] < 1)
1278 Host_Error("%s bonecount[%i] < 1\n", loadmodel->name, i);
1281 //zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
1282 verts = Mem_Alloc(loadmodel->mempool, pheader->lump_verts.length);
1283 vertdata = (void *) (pheader->lump_verts.start + pbase);
1284 for (i = 0;i < pheader->lump_verts.length / (int) sizeof(zymvertex_t);i++)
1286 verts[i].bonenum = BigLong(vertdata[i].bonenum);
1287 verts[i].origin[0] = BigFloat(vertdata[i].origin[0]);
1288 verts[i].origin[1] = BigFloat(vertdata[i].origin[1]);
1289 verts[i].origin[2] = BigFloat(vertdata[i].origin[2]);
1292 //zymlump_t lump_texcoords; // float texcoords[numvertices][2];
1293 outtexcoord2f = Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(float[2]));
1294 intexcoord2f = (void *) (pheader->lump_texcoords.start + pbase);
1295 for (i = 0;i < pheader->numverts;i++)
1297 outtexcoord2f[i*2+0] = BigFloat(intexcoord2f[i*2+0]);
1298 // flip T coordinate for OpenGL
1299 outtexcoord2f[i*2+1] = 1 - BigFloat(intexcoord2f[i*2+1]);
1302 //zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
1303 //loadmodel->alias.zymdata_trizone = Mem_Alloc(loadmodel->mempool, pheader->numtris);
1304 //memcpy(loadmodel->alias.zymdata_trizone, (void *) (pheader->lump_trizone.start + pbase), pheader->numtris);
1306 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1307 loadmodel->nummeshes = loadmodel->num_surfaces;
1308 loadmodel->num_textures = loadmodel->num_surfaces;
1309 data = Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->nummeshes * sizeof(surfmesh_t *) + loadmodel->nummeshes * sizeof(surfmesh_t) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
1310 loadmodel->data_surfaces = (void *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1311 loadmodel->surfacelist = (void *)data;data += loadmodel->num_surfaces * sizeof(int);
1312 loadmodel->meshlist = (void *)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
1313 loadmodel->data_textures = (void *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1314 for (i = 0;i < loadmodel->num_surfaces;i++)
1316 loadmodel->surfacelist[i] = i;
1317 loadmodel->meshlist[i] = (void *)data;data += sizeof(surfmesh_t);
1320 //zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
1321 //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)
1322 // byteswap, validate, and swap winding order of tris
1323 count = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
1324 if (pheader->lump_render.length != count)
1325 Host_Error("%s renderlist is wrong size (%i bytes, should be %i bytes)\n", loadmodel->name, pheader->lump_render.length, count);
1326 renderlist = (void *) (pheader->lump_render.start + pbase);
1327 renderlistend = (void *) ((qbyte *) renderlist + pheader->lump_render.length);
1328 for (i = 0;i < loadmodel->num_surfaces;i++)
1330 if (renderlist >= renderlistend)
1331 Host_Error("%s corrupt renderlist (wrong size)\n", loadmodel->name);
1332 count = BigLong(*renderlist);renderlist++;
1333 if (renderlist + count * 3 > renderlistend || (i == pheader->numshaders - 1 && renderlist + count * 3 != renderlistend))
1334 Host_Error("%s corrupt renderlist (wrong size)\n", loadmodel->name);
1335 mesh = loadmodel->meshlist[i];
1336 mesh->num_triangles = count;
1337 mesh->data_element3i = Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1338 mesh->data_neighbor3i = Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1339 outelements = mesh->data_element3i;
1340 for (j = 0;j < mesh->num_triangles;j++)
1342 outelements[2] = BigLong(renderlist[0]);
1343 outelements[1] = BigLong(renderlist[1]);
1344 outelements[0] = BigLong(renderlist[2]);
1345 if ((unsigned int)outelements[0] >= (unsigned int)pheader->numverts
1346 || (unsigned int)outelements[1] >= (unsigned int)pheader->numverts
1347 || (unsigned int)outelements[2] >= (unsigned int)pheader->numverts)
1348 Host_Error("%s corrupt renderlist (out of bounds index)\n", loadmodel->name);
1349 if (vertbonecounts[outelements[0]] == 0 || vertbonecounts[outelements[1]] == 0 || vertbonecounts[outelements[2]] == 0)
1350 Host_Error("%s corrupt renderlist (references vertex with no bone weights\n", loadmodel->name);
1354 remapvertices = Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1355 mesh->num_vertices = Mod_BuildVertexRemapTableFromElements(mesh->num_triangles * 3, mesh->data_element3i, pheader->numverts, remapvertices);
1356 for (j = 0;j < mesh->num_triangles * 3;j++)
1357 mesh->data_element3i[j] = remapvertices[mesh->data_element3i[j]];
1358 mesh->data_texcoordtexture2f = Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
1359 for (j = 0;j < pheader->numverts;j++)
1361 if (remapvertices[j] >= 0)
1363 mesh->data_texcoordtexture2f[remapvertices[j]*2+0] = outtexcoord2f[j*2+0];
1364 mesh->data_texcoordtexture2f[remapvertices[j]*2+1] = outtexcoord2f[j*2+1];
1367 mesh->num_vertexboneweights = 0;
1368 for (j = 0;j < pheader->numverts;j++)
1369 if (remapvertices[j] >= 0)
1370 mesh->num_vertexboneweights += vertbonecounts[remapvertices[j]];
1371 mesh->data_vertexboneweights = Mem_Alloc(loadmodel->mempool, mesh->num_vertexboneweights * sizeof(surfmeshvertexboneweight_t));
1372 mesh->num_vertexboneweights = 0;
1373 // note this vertexboneweight ordering requires that the remapvertices array is sequential numbers (separated by -1 values for omitted vertices)
1375 for (j = 0;j < pheader->numverts;j++)
1377 if (remapvertices[j] < 0)
1379 l += vertbonecounts[j];
1382 for (k = 0;k < vertbonecounts[j];k++)
1384 // this format really should have had a per vertexweight weight value...
1385 mesh->data_vertexboneweights[mesh->num_vertexboneweights].vertexindex = remapvertices[j];
1386 mesh->data_vertexboneweights[mesh->num_vertexboneweights].boneindex = verts[l].bonenum;
1387 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3] = 1.0f / vertbonecounts[j];
1388 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[0] = verts[l].origin[0] * mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3];
1389 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[1] = verts[l].origin[1] * mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3];
1390 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[2] = verts[l].origin[2] * mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3];
1391 mesh->num_vertexboneweights++;
1395 shadername = (char *) (pheader->lump_shaders.start + pbase) + i * 32;
1396 // since zym models do not have named sections, reuse their shader
1397 // name as the section name
1399 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, shadername, shadername);
1401 for (j = 0;j < loadmodel->numskins;j++)
1402 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1404 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
1405 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
1406 Mod_Alias_Mesh_CompileFrameZero(mesh);
1408 surface = loadmodel->data_surfaces + i;
1409 surface->groupmesh = mesh;
1410 surface->texture = loadmodel->data_textures + i;
1411 surface->num_firsttriangle = 0;
1412 surface->num_triangles = mesh->num_triangles;
1413 surface->num_firstvertex = 0;
1414 surface->num_vertices = mesh->num_vertices;
1417 Mem_Free(vertbonecounts);
1419 Mem_Free(outtexcoord2f);
1422 void Mod_DARKPLACESMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1424 dpmheader_t *pheader;
1430 skinfile_t *skinfiles;
1433 pheader = (void *)buffer;
1435 if (memcmp(pheader->id, "DARKPLACESMODEL\0", 16))
1436 Host_Error ("Mod_DARKPLACESMODEL_Load: %s is not a zymotic model\n");
1437 if (BigLong(pheader->type) != 2)
1438 Host_Error ("Mod_DARKPLACESMODEL_Load: only type 2 (hierarchical skeletal pose) models are currently supported (name = %s)\n", loadmodel->name);
1440 loadmodel->type = mod_alias;
1441 loadmodel->DrawSky = NULL;
1442 loadmodel->Draw = R_Q1BSP_Draw;
1443 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1444 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1445 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1446 loadmodel->flags = 0; // there are no flags on zym models
1447 loadmodel->synctype = ST_RAND;
1450 pheader->type = BigLong(pheader->type);
1451 pheader->filesize = BigLong(pheader->filesize);
1452 pheader->mins[0] = BigFloat(pheader->mins[0]);
1453 pheader->mins[1] = BigFloat(pheader->mins[1]);
1454 pheader->mins[2] = BigFloat(pheader->mins[2]);
1455 pheader->maxs[0] = BigFloat(pheader->maxs[0]);
1456 pheader->maxs[1] = BigFloat(pheader->maxs[1]);
1457 pheader->maxs[2] = BigFloat(pheader->maxs[2]);
1458 pheader->yawradius = BigFloat(pheader->yawradius);
1459 pheader->allradius = BigFloat(pheader->allradius);
1460 pheader->num_bones = BigLong(pheader->num_bones);
1461 pheader->num_meshs = BigLong(pheader->num_meshs);
1462 pheader->num_frames = BigLong(pheader->num_frames);
1463 pheader->ofs_bones = BigLong(pheader->ofs_bones);
1464 pheader->ofs_meshs = BigLong(pheader->ofs_meshs);
1465 pheader->ofs_frames = BigLong(pheader->ofs_frames);
1468 for (i = 0;i < 3;i++)
1470 loadmodel->normalmins[i] = pheader->mins[i];
1471 loadmodel->normalmaxs[i] = pheader->maxs[i];
1472 loadmodel->yawmins[i] = i != 2 ? -pheader->yawradius : pheader->mins[i];
1473 loadmodel->yawmaxs[i] = i != 2 ? pheader->yawradius : pheader->maxs[i];
1474 loadmodel->rotatedmins[i] = -pheader->allradius;
1475 loadmodel->rotatedmaxs[i] = pheader->allradius;
1477 loadmodel->radius = pheader->allradius;
1478 loadmodel->radius2 = pheader->allradius * pheader->allradius;
1480 // load external .skin files if present
1481 skinfiles = Mod_LoadSkinFiles();
1482 if (loadmodel->numskins < 1)
1483 loadmodel->numskins = 1;
1485 loadmodel->numframes = pheader->num_frames;
1486 loadmodel->num_bones = pheader->num_bones;
1487 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
1488 loadmodel->num_textures = loadmodel->nummeshes = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = pheader->num_meshs;
1490 // do most allocations as one merged chunk
1491 data = Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->nummeshes * sizeof(surfmesh_t *) + loadmodel->nummeshes * sizeof(surfmesh_t) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->num_poses * sizeof(float[12]) + loadmodel->numframes * sizeof(animscene_t));
1492 loadmodel->data_surfaces = (void *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1493 loadmodel->surfacelist = (void *)data;data += loadmodel->num_surfaces * sizeof(int);
1494 loadmodel->meshlist = (void *)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
1495 loadmodel->data_textures = (void *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1496 loadmodel->skinscenes = (void *)data;data += loadmodel->numskins * sizeof(animscene_t);
1497 loadmodel->data_bones = (void *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
1498 loadmodel->data_poses = (void *)data;data += loadmodel->num_poses * sizeof(float[12]);
1499 loadmodel->animscenes = (void *)data;data += loadmodel->numframes * sizeof(animscene_t);
1500 for (i = 0;i < loadmodel->numskins;i++)
1502 loadmodel->skinscenes[i].firstframe = i;
1503 loadmodel->skinscenes[i].framecount = 1;
1504 loadmodel->skinscenes[i].loop = true;
1505 loadmodel->skinscenes[i].framerate = 10;
1507 for (i = 0;i < loadmodel->num_surfaces;i++)
1509 loadmodel->surfacelist[i] = i;
1510 loadmodel->meshlist[i] = (void *)data;data += sizeof(surfmesh_t);
1513 // load the bone info
1514 bone = (void *) (pbase + pheader->ofs_bones);
1515 for (i = 0;i < loadmodel->num_bones;i++)
1517 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1518 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1519 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1520 if (loadmodel->data_bones[i].parent >= i)
1521 Host_Error("%s bone[%i].parent >= %i\n", loadmodel->name, i, i);
1525 frame = (void *) (pbase + pheader->ofs_frames);
1526 for (i = 0;i < loadmodel->numframes;i++)
1529 memcpy(loadmodel->animscenes[i].name, frame->name, sizeof(frame->name));
1530 loadmodel->animscenes[i].firstframe = i;
1531 loadmodel->animscenes[i].framecount = 1;
1532 loadmodel->animscenes[i].loop = true;
1533 loadmodel->animscenes[i].framerate = 10;
1534 // load the bone poses for this frame
1535 poses = (void *) (pbase + BigLong(frame->ofs_bonepositions));
1536 for (j = 0;j < loadmodel->num_bones*12;j++)
1537 loadmodel->data_poses[i * loadmodel->num_bones*12 + j] = BigFloat(poses[j]);
1538 // stuff not processed here: mins, maxs, yawradius, allradius
1542 // load the meshes now
1543 dpmmesh = (void *) (pbase + pheader->ofs_meshs);
1544 for (i = 0;i < loadmodel->num_surfaces;i++)
1546 const int *inelements;
1548 const float *intexcoord;
1550 msurface_t *surface;
1552 mesh = loadmodel->meshlist[i];
1553 mesh->num_triangles = BigLong(dpmmesh->num_tris);
1554 mesh->num_vertices = BigLong(dpmmesh->num_verts);
1556 // to find out how many weights exist we two a two-stage load...
1557 mesh->num_vertexboneweights = 0;
1558 data = (void *) (pbase + BigLong(dpmmesh->ofs_verts));
1559 for (j = 0;j < mesh->num_vertices;j++)
1561 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1562 mesh->num_vertexboneweights += numweights;
1563 data += sizeof(dpmvertex_t);
1564 data += numweights * sizeof(dpmbonevert_t);
1567 // allocate things now that we know how many
1568 mesh->data_vertexboneweights = Mem_Alloc(loadmodel->mempool, mesh->num_vertexboneweights * sizeof(surfmeshvertexboneweight_t));
1569 mesh->data_element3i = Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1570 mesh->data_neighbor3i = Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1571 mesh->data_texcoordtexture2f = Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
1573 inelements = (void *) (pbase + BigLong(dpmmesh->ofs_indices));
1574 outelements = mesh->data_element3i;
1575 for (j = 0;j < mesh->num_triangles;j++)
1577 // swap element order to flip triangles, because Quake uses clockwise (rare) and dpm uses counterclockwise (standard)
1578 outelements[0] = BigLong(inelements[2]);
1579 outelements[1] = BigLong(inelements[1]);
1580 outelements[2] = BigLong(inelements[0]);
1585 intexcoord = (void *) (pbase + BigLong(dpmmesh->ofs_texcoords));
1586 for (j = 0;j < mesh->num_vertices*2;j++)
1587 mesh->data_texcoordtexture2f[j] = BigFloat(intexcoord[j]);
1589 // now load them for real
1590 mesh->num_vertexboneweights = 0;
1591 data = (void *) (pbase + BigLong(dpmmesh->ofs_verts));
1592 for (j = 0;j < mesh->num_vertices;j++)
1594 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1595 data += sizeof(dpmvertex_t);
1596 for (k = 0;k < numweights;k++)
1598 const dpmbonevert_t *vert = (void *) data;
1599 // stuff not processed here: normal
1600 mesh->data_vertexboneweights[mesh->num_vertexboneweights].vertexindex = j;
1601 mesh->data_vertexboneweights[mesh->num_vertexboneweights].boneindex = BigLong(vert->bonenum);
1602 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[0] = BigFloat(vert->origin[0]);
1603 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[1] = BigFloat(vert->origin[1]);
1604 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[2] = BigFloat(vert->origin[2]);
1605 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3] = BigFloat(vert->influence);
1606 mesh->num_vertexboneweights++;
1607 data += sizeof(dpmbonevert_t);
1611 // since dpm models do not have named sections, reuse their shader name as the section name
1612 if (dpmmesh->shadername[0])
1613 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, dpmmesh->shadername, dpmmesh->shadername);
1615 for (j = 0;j < loadmodel->numskins;j++)
1616 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1618 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
1619 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
1620 Mod_Alias_Mesh_CompileFrameZero(mesh);
1622 surface = loadmodel->data_surfaces + i;
1623 surface->groupmesh = mesh;
1624 surface->texture = loadmodel->data_textures + i;
1625 surface->num_firsttriangle = 0;
1626 surface->num_triangles = mesh->num_triangles;
1627 surface->num_firstvertex = 0;
1628 surface->num_vertices = mesh->num_vertices;