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 cvar_t r_skeletal_debugbone = {0, "r_skeletal_debugbone", "-1", "development cvar for testing skeletal model code"};
26 cvar_t r_skeletal_debugbonecomponent = {0, "r_skeletal_debugbonecomponent", "3", "development cvar for testing skeletal model code"};
27 cvar_t r_skeletal_debugbonevalue = {0, "r_skeletal_debugbonevalue", "100", "development cvar for testing skeletal model code"};
28 cvar_t r_skeletal_debugtranslatex = {0, "r_skeletal_debugtranslatex", "1", "development cvar for testing skeletal model code"};
29 cvar_t r_skeletal_debugtranslatey = {0, "r_skeletal_debugtranslatey", "1", "development cvar for testing skeletal model code"};
30 cvar_t r_skeletal_debugtranslatez = {0, "r_skeletal_debugtranslatez", "1", "development cvar for testing skeletal model code"};
32 void Mod_AliasInit (void)
34 Cvar_RegisterVariable(&r_skeletal_debugbone);
35 Cvar_RegisterVariable(&r_skeletal_debugbonecomponent);
36 Cvar_RegisterVariable(&r_skeletal_debugbonevalue);
37 Cvar_RegisterVariable(&r_skeletal_debugtranslatex);
38 Cvar_RegisterVariable(&r_skeletal_debugtranslatey);
39 Cvar_RegisterVariable(&r_skeletal_debugtranslatez);
42 void Mod_Alias_GetMesh_Vertex3f(const model_t *model, const frameblend_t *frameblend, const surfmesh_t *mesh, float *out3f)
44 if (mesh->num_vertexboneweights)
47 surfmeshvertexboneweight_t *v;
48 float *out, *matrix, m[12], bonepose[256][12];
49 // vertex weighted skeletal
50 // interpolate matrices and concatenate them to their parents
51 for (i = 0;i < model->num_bones;i++)
53 for (k = 0;k < 12;k++)
55 for (blends = 0;blends < 4 && frameblend[blends].lerp > 0;blends++)
57 matrix = model->data_poses + (frameblend[blends].frame * model->num_bones + i) * 12;
58 for (k = 0;k < 12;k++)
59 m[k] += matrix[k] * frameblend[blends].lerp;
61 if (i == r_skeletal_debugbone.integer)
62 m[r_skeletal_debugbonecomponent.integer % 12] += r_skeletal_debugbonevalue.value;
63 m[3] *= r_skeletal_debugtranslatex.value;
64 m[7] *= r_skeletal_debugtranslatey.value;
65 m[11] *= r_skeletal_debugtranslatez.value;
66 if (model->data_bones[i].parent >= 0)
67 R_ConcatTransforms(bonepose[model->data_bones[i].parent], m, bonepose[i]);
69 for (k = 0;k < 12;k++)
70 bonepose[i][k] = m[k];
72 // blend the vertex bone weights
73 memset(out3f, 0, mesh->num_vertices * sizeof(float[3]));
74 v = mesh->data_vertexboneweights;
75 for (i = 0;i < mesh->num_vertexboneweights;i++, v++)
77 out = out3f + v->vertexindex * 3;
78 matrix = bonepose[v->boneindex];
79 // FIXME: this can very easily be optimized with SSE or 3DNow
80 out[0] += v->origin[0] * matrix[0] + v->origin[1] * matrix[1] + v->origin[2] * matrix[ 2] + v->origin[3] * matrix[ 3];
81 out[1] += v->origin[0] * matrix[4] + v->origin[1] * matrix[5] + v->origin[2] * matrix[ 6] + v->origin[3] * matrix[ 7];
82 out[2] += v->origin[0] * matrix[8] + v->origin[1] * matrix[9] + v->origin[2] * matrix[10] + v->origin[3] * matrix[11];
88 float lerp1, lerp2, lerp3, lerp4;
89 const float *vertsbase, *verts1, *verts2, *verts3, *verts4;
91 if (!mesh->data_morphvertex3f)
92 Host_Error("model %s has no skeletal or vertex morph animation data", model->name);
93 vertsbase = mesh->data_morphvertex3f;
94 vertcount = mesh->num_vertices;
95 verts1 = vertsbase + frameblend[0].frame * vertcount * 3;
96 lerp1 = frameblend[0].lerp;
97 if (frameblend[1].lerp)
99 verts2 = vertsbase + frameblend[1].frame * vertcount * 3;
100 lerp2 = frameblend[1].lerp;
101 if (frameblend[2].lerp)
103 verts3 = vertsbase + frameblend[2].frame * vertcount * 3;
104 lerp3 = frameblend[2].lerp;
105 if (frameblend[3].lerp)
107 verts4 = vertsbase + frameblend[3].frame * vertcount * 3;
108 lerp4 = frameblend[3].lerp;
109 for (i = 0;i < vertcount * 3;i++)
110 VectorMAMAMAM(lerp1, verts1 + i, lerp2, verts2 + i, lerp3, verts3 + i, lerp4, verts4 + i, out3f + i);
113 for (i = 0;i < vertcount * 3;i++)
114 VectorMAMAM(lerp1, verts1 + i, lerp2, verts2 + i, lerp3, verts3 + i, out3f + i);
117 for (i = 0;i < vertcount * 3;i++)
118 VectorMAM(lerp1, verts1 + i, lerp2, verts2 + i, out3f + i);
121 memcpy(out3f, verts1, vertcount * sizeof(float[3]));
125 int Mod_Alias_GetTagMatrix(const model_t *model, int poseframe, int tagindex, matrix4x4_t *outmatrix)
127 const float *boneframe;
128 float tempbonematrix[12], bonematrix[12];
129 *outmatrix = identitymatrix;
130 if (model->num_bones)
132 if (tagindex < 0 || tagindex >= model->num_bones)
134 if (poseframe >= model->num_poses)
136 boneframe = model->data_poses + poseframe * model->num_bones * 12;
137 memcpy(bonematrix, boneframe + tagindex * 12, sizeof(float[12]));
138 while (model->data_bones[tagindex].parent >= 0)
140 memcpy(tempbonematrix, bonematrix, sizeof(float[12]));
141 R_ConcatTransforms(boneframe + model->data_bones[tagindex].parent * 12, tempbonematrix, bonematrix);
142 tagindex = model->data_bones[tagindex].parent;
144 outmatrix->m[0][0] = bonematrix[0];
145 outmatrix->m[0][1] = bonematrix[1];
146 outmatrix->m[0][2] = bonematrix[2];
147 outmatrix->m[0][3] = bonematrix[3];
148 outmatrix->m[1][0] = bonematrix[4];
149 outmatrix->m[1][1] = bonematrix[5];
150 outmatrix->m[1][2] = bonematrix[6];
151 outmatrix->m[1][3] = bonematrix[7];
152 outmatrix->m[2][0] = bonematrix[8];
153 outmatrix->m[2][1] = bonematrix[9];
154 outmatrix->m[2][2] = bonematrix[10];
155 outmatrix->m[2][3] = bonematrix[11];
156 outmatrix->m[3][0] = 0;
157 outmatrix->m[3][1] = 0;
158 outmatrix->m[3][2] = 0;
159 outmatrix->m[3][3] = 1;
161 else if (model->num_tags)
163 if (tagindex < 0 || tagindex >= model->num_tags)
165 if (poseframe >= model->num_tagframes)
167 *outmatrix = model->data_tags[poseframe * model->num_tags + tagindex].matrix;
172 int Mod_Alias_GetTagIndexForName(const model_t *model, unsigned int skin, const char *tagname)
175 if (model->data_overridetagnamesforskin && skin < (unsigned int)model->numskins && model->data_overridetagnamesforskin[(unsigned int)skin].num_overridetagnames)
176 for (i = 0;i < model->data_overridetagnamesforskin[skin].num_overridetagnames;i++)
177 if (!strcasecmp(tagname, model->data_overridetagnamesforskin[skin].data_overridetagnames[i].name))
179 if (model->num_bones)
180 for (i = 0;i < model->num_bones;i++)
181 if (!strcasecmp(tagname, model->data_bones[i].name))
184 for (i = 0;i < model->num_tags;i++)
185 if (!strcasecmp(tagname, model->data_tags[i].name))
190 static void Mod_Alias_Mesh_CompileFrameZero(surfmesh_t *mesh)
192 frameblend_t frameblend[4] = {{0, 1}, {0, 0}, {0, 0}, {0, 0}};
193 mesh->data_vertex3f = (float *)Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[3][4]));
194 mesh->data_svector3f = mesh->data_vertex3f + mesh->num_vertices * 3;
195 mesh->data_tvector3f = mesh->data_vertex3f + mesh->num_vertices * 6;
196 mesh->data_normal3f = mesh->data_vertex3f + mesh->num_vertices * 9;
197 Mod_Alias_GetMesh_Vertex3f(loadmodel, frameblend, mesh, mesh->data_vertex3f);
198 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);
201 static void Mod_MDLMD2MD3_TraceBox(model_t *model, int frame, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask)
204 float segmentmins[3], segmentmaxs[3];
205 frameblend_t frameblend[4];
208 memset(trace, 0, sizeof(*trace));
210 trace->realfraction = 1;
211 trace->hitsupercontentsmask = hitsupercontentsmask;
212 memset(frameblend, 0, sizeof(frameblend));
213 frameblend[0].frame = frame;
214 frameblend[0].lerp = 1;
215 if (VectorLength2(boxmins) + VectorLength2(boxmaxs) == 0)
218 segmentmins[0] = min(start[0], end[0]) - 1;
219 segmentmins[1] = min(start[1], end[1]) - 1;
220 segmentmins[2] = min(start[2], end[2]) - 1;
221 segmentmaxs[0] = max(start[0], end[0]) + 1;
222 segmentmaxs[1] = max(start[1], end[1]) + 1;
223 segmentmaxs[2] = max(start[2], end[2]) + 1;
224 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
226 mesh = surface->groupmesh;
227 Mod_Alias_GetMesh_Vertex3f(model, frameblend, mesh, varray_vertex3f);
228 Collision_TraceLineTriangleMeshFloat(trace, start, end, mesh->num_triangles, mesh->data_element3i, varray_vertex3f, SUPERCONTENTS_SOLID, segmentmins, segmentmaxs);
233 // box trace, performed as brush trace
234 colbrushf_t *thisbrush_start, *thisbrush_end;
235 vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
236 segmentmins[0] = min(start[0], end[0]) + boxmins[0] - 1;
237 segmentmins[1] = min(start[1], end[1]) + boxmins[1] - 1;
238 segmentmins[2] = min(start[2], end[2]) + boxmins[2] - 1;
239 segmentmaxs[0] = max(start[0], end[0]) + boxmaxs[0] + 1;
240 segmentmaxs[1] = max(start[1], end[1]) + boxmaxs[1] + 1;
241 segmentmaxs[2] = max(start[2], end[2]) + boxmaxs[2] + 1;
242 VectorAdd(start, boxmins, boxstartmins);
243 VectorAdd(start, boxmaxs, boxstartmaxs);
244 VectorAdd(end, boxmins, boxendmins);
245 VectorAdd(end, boxmaxs, boxendmaxs);
246 thisbrush_start = Collision_BrushForBox(&identitymatrix, boxstartmins, boxstartmaxs);
247 thisbrush_end = Collision_BrushForBox(&identitymatrix, boxendmins, boxendmaxs);
248 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
250 mesh = surface->groupmesh;
251 Mod_Alias_GetMesh_Vertex3f(model, frameblend, mesh, varray_vertex3f);
252 Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, mesh->num_triangles, mesh->data_element3i, varray_vertex3f, SUPERCONTENTS_SOLID, segmentmins, segmentmaxs);
257 static void Mod_CalcAliasModelBBoxes (void)
260 float dist, yawradius, radius;
263 VectorClear(loadmodel->normalmins);
264 VectorClear(loadmodel->normalmaxs);
267 for (meshnum = 0;meshnum < loadmodel->num_surfaces;meshnum++)
269 mesh = loadmodel->meshlist[meshnum];
270 for (vnum = 0, v = mesh->data_morphvertex3f;vnum < mesh->num_vertices * mesh->num_morphframes;vnum++, v += 3)
272 if (loadmodel->normalmins[0] > v[0]) loadmodel->normalmins[0] = v[0];
273 if (loadmodel->normalmins[1] > v[1]) loadmodel->normalmins[1] = v[1];
274 if (loadmodel->normalmins[2] > v[2]) loadmodel->normalmins[2] = v[2];
275 if (loadmodel->normalmaxs[0] < v[0]) loadmodel->normalmaxs[0] = v[0];
276 if (loadmodel->normalmaxs[1] < v[1]) loadmodel->normalmaxs[1] = v[1];
277 if (loadmodel->normalmaxs[2] < v[2]) loadmodel->normalmaxs[2] = v[2];
278 dist = v[0] * v[0] + v[1] * v[1];
279 if (yawradius < dist)
286 radius = sqrt(radius);
287 yawradius = sqrt(yawradius);
288 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -yawradius;
289 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = yawradius;
290 loadmodel->yawmins[2] = loadmodel->normalmins[2];
291 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
292 loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -radius;
293 loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = radius;
294 loadmodel->radius = radius;
295 loadmodel->radius2 = radius * radius;
298 static void Mod_ConvertAliasVerts (int inverts, vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int *vertremap)
302 for (i = 0;i < inverts;i++)
304 if (vertremap[i] < 0 && vertremap[i+inverts] < 0) // only used vertices need apply...
306 temp[0] = v[i].v[0] * scale[0] + translate[0];
307 temp[1] = v[i].v[1] * scale[1] + translate[1];
308 temp[2] = v[i].v[2] * scale[2] + translate[2];
309 j = vertremap[i]; // not onseam
311 VectorCopy(temp, out3f + j * 3);
312 j = vertremap[i+inverts]; // onseam
314 VectorCopy(temp, out3f + j * 3);
318 static void Mod_MDL_LoadFrames (unsigned char* datapointer, int inverts, vec3_t scale, vec3_t translate, int *vertremap)
320 int i, f, pose, groupframes;
322 daliasframetype_t *pframetype;
323 daliasframe_t *pinframe;
324 daliasgroup_t *group;
325 daliasinterval_t *intervals;
328 scene = loadmodel->animscenes;
329 for (f = 0;f < loadmodel->numframes;f++)
331 pframetype = (daliasframetype_t *)datapointer;
332 datapointer += sizeof(daliasframetype_t);
333 if (LittleLong (pframetype->type) == ALIAS_SINGLE)
335 // a single frame is still treated as a group
342 group = (daliasgroup_t *)datapointer;
343 datapointer += sizeof(daliasgroup_t);
344 groupframes = LittleLong (group->numframes);
346 // intervals (time per frame)
347 intervals = (daliasinterval_t *)datapointer;
348 datapointer += sizeof(daliasinterval_t) * groupframes;
350 interval = LittleFloat (intervals->interval); // FIXME: support variable framerate groups
351 if (interval < 0.01f)
353 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
358 // get scene name from first frame
359 pinframe = (daliasframe_t *)datapointer;
361 strcpy(scene->name, pinframe->name);
362 scene->firstframe = pose;
363 scene->framecount = groupframes;
364 scene->framerate = 1.0f / interval;
369 for (i = 0;i < groupframes;i++)
371 pinframe = (daliasframe_t *)datapointer;
372 datapointer += sizeof(daliasframe_t);
373 Mod_ConvertAliasVerts(inverts, scale, translate, (trivertx_t *)datapointer, loadmodel->meshlist[0]->data_morphvertex3f + pose * loadmodel->meshlist[0]->num_vertices * 3, vertremap);
374 datapointer += sizeof(trivertx_t) * inverts;
380 static skinframe_t missingskinframe;
381 static void Mod_BuildAliasSkinFromSkinFrame(texture_t *skin, skinframe_t *skinframe)
384 if (skinframe == NULL)
386 skinframe = &missingskinframe;
387 memset(skinframe, 0, sizeof(*skinframe));
388 skinframe->base = r_texture_notexture;
391 skin->skin = *skinframe;
392 skin->currentframe = skin;
393 skin->basematerialflags = MATERIALFLAG_WALL;
395 skin->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_TRANSPARENT;
396 skin->currentmaterialflags = skin->basematerialflags;
399 static void Mod_BuildAliasSkinsFromSkinFiles(texture_t *skin, skinfile_t *skinfile, char *meshname, char *shadername)
402 skinfileitem_t *skinfileitem;
403 skinframe_t tempskinframe;
406 // the skin += loadmodel->num_surfaces part of this is because data_textures on alias models is arranged as [numskins][numsurfaces]
407 for (i = 0;skinfile;skinfile = skinfile->next, i++, skin += loadmodel->num_surfaces)
409 memset(skin, 0, sizeof(*skin));
410 for (skinfileitem = skinfile->items;skinfileitem;skinfileitem = skinfileitem->next)
412 // leave the skin unitialized (nodraw) if the replacement is "common/nodraw" or "textures/common/nodraw"
413 if (!strcmp(skinfileitem->name, meshname) && strcmp(skinfileitem->replacement, "common/nodraw") && strcmp(skinfileitem->replacement, "textures/common/nodraw"))
415 memset(&tempskinframe, 0, sizeof(tempskinframe));
416 if (Mod_LoadSkinFrame(&tempskinframe, skinfileitem->replacement, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
417 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
420 if (cls.state != ca_dedicated)
421 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);
422 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
423 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
426 if (cls.state != ca_dedicated)
427 Con_Printf("failed to load skin \"%s\"\n", shadername);
428 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
437 memset(&tempskinframe, 0, sizeof(tempskinframe));
438 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
439 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
442 if (cls.state != ca_dedicated)
443 Con_Printf("Can't find texture \"%s\" for mesh \"%s\", using grey checkerboard\n", shadername, meshname);
444 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
449 #define BOUNDI(VALUE,MIN,MAX) if (VALUE < MIN || VALUE >= MAX) Host_Error("model %s has an invalid ##VALUE (%d exceeds %d - %d)", loadmodel->name, VALUE, MIN, MAX);
450 #define BOUNDF(VALUE,MIN,MAX) if (VALUE < MIN || VALUE >= MAX) Host_Error("model %s has an invalid ##VALUE (%f exceeds %f - %f)", loadmodel->name, VALUE, MIN, MAX);
451 void Mod_IDP0_Load(model_t *mod, void *buffer, void *bufferend)
453 int i, j, version, totalskins, skinwidth, skinheight, groupframes, groupskins, numverts;
454 float scales, scalet, scale[3], translate[3], interval;
458 stvert_t *pinstverts;
459 dtriangle_t *pintriangles;
460 daliasskintype_t *pinskintype;
461 daliasskingroup_t *pinskingroup;
462 daliasskininterval_t *pinskinintervals;
463 daliasframetype_t *pinframetype;
464 daliasgroup_t *pinframegroup;
465 unsigned char *datapointer, *startframes, *startskins;
466 char name[MAX_QPATH];
467 skinframe_t tempskinframe;
468 animscene_t *tempskinscenes;
469 texture_t *tempaliasskins;
471 int *vertonseam, *vertremap;
472 skinfile_t *skinfiles;
474 datapointer = (unsigned char *)buffer;
475 pinmodel = (mdl_t *)datapointer;
476 datapointer += sizeof(mdl_t);
478 version = LittleLong (pinmodel->version);
479 if (version != ALIAS_VERSION)
480 Host_Error ("%s has wrong version number (%i should be %i)",
481 loadmodel->name, version, ALIAS_VERSION);
483 loadmodel->type = mod_alias;
484 loadmodel->DrawSky = NULL;
485 loadmodel->Draw = R_Q1BSP_Draw;
486 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
487 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
488 loadmodel->DrawLight = R_Q1BSP_DrawLight;
489 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
491 loadmodel->num_surfaces = 1;
492 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
493 loadmodel->nummeshes = loadmodel->num_surfaces;
494 data = (unsigned char *)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));
495 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
496 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
497 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
498 for (i = 0;i < loadmodel->num_surfaces;i++)
500 loadmodel->surfacelist[i] = i;
501 loadmodel->meshlist[i] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
504 loadmodel->numskins = LittleLong(pinmodel->numskins);
505 BOUNDI(loadmodel->numskins,0,65536);
506 skinwidth = LittleLong (pinmodel->skinwidth);
507 BOUNDI(skinwidth,0,65536);
508 skinheight = LittleLong (pinmodel->skinheight);
509 BOUNDI(skinheight,0,65536);
510 numverts = LittleLong(pinmodel->numverts);
511 BOUNDI(numverts,0,65536);
512 loadmodel->meshlist[0]->num_triangles = LittleLong(pinmodel->numtris);
513 BOUNDI(loadmodel->meshlist[0]->num_triangles,0,65536);
514 loadmodel->numframes = LittleLong(pinmodel->numframes);
515 BOUNDI(loadmodel->numframes,0,65536);
516 loadmodel->synctype = (synctype_t)LittleLong (pinmodel->synctype);
517 BOUNDI(loadmodel->synctype,0,2);
518 loadmodel->flags = LittleLong (pinmodel->flags);
520 for (i = 0;i < 3;i++)
522 scale[i] = LittleFloat (pinmodel->scale[i]);
523 translate[i] = LittleFloat (pinmodel->scale_origin[i]);
526 startskins = datapointer;
528 for (i = 0;i < loadmodel->numskins;i++)
530 pinskintype = (daliasskintype_t *)datapointer;
531 datapointer += sizeof(daliasskintype_t);
532 if (LittleLong(pinskintype->type) == ALIAS_SKIN_SINGLE)
536 pinskingroup = (daliasskingroup_t *)datapointer;
537 datapointer += sizeof(daliasskingroup_t);
538 groupskins = LittleLong(pinskingroup->numskins);
539 datapointer += sizeof(daliasskininterval_t) * groupskins;
542 for (j = 0;j < groupskins;j++)
544 datapointer += skinwidth * skinheight;
549 pinstverts = (stvert_t *)datapointer;
550 datapointer += sizeof(stvert_t) * numverts;
552 pintriangles = (dtriangle_t *)datapointer;
553 datapointer += sizeof(dtriangle_t) * loadmodel->meshlist[0]->num_triangles;
555 startframes = datapointer;
556 loadmodel->meshlist[0]->num_morphframes = 0;
557 for (i = 0;i < loadmodel->numframes;i++)
559 pinframetype = (daliasframetype_t *)datapointer;
560 datapointer += sizeof(daliasframetype_t);
561 if (LittleLong (pinframetype->type) == ALIAS_SINGLE)
565 pinframegroup = (daliasgroup_t *)datapointer;
566 datapointer += sizeof(daliasgroup_t);
567 groupframes = LittleLong(pinframegroup->numframes);
568 datapointer += sizeof(daliasinterval_t) * groupframes;
571 for (j = 0;j < groupframes;j++)
573 datapointer += sizeof(daliasframe_t);
574 datapointer += sizeof(trivertx_t) * numverts;
575 loadmodel->meshlist[0]->num_morphframes++;
579 // store texture coordinates into temporary array, they will be stored
580 // after usage is determined (triangle data)
581 vertst = (float *)Mem_Alloc(tempmempool, numverts * 2 * sizeof(float[2]));
582 vertremap = (int *)Mem_Alloc(tempmempool, numverts * 3 * sizeof(int));
583 vertonseam = vertremap + numverts * 2;
585 scales = 1.0 / skinwidth;
586 scalet = 1.0 / skinheight;
587 for (i = 0;i < numverts;i++)
589 vertonseam[i] = LittleLong(pinstverts[i].onseam);
590 vertst[i*2+0] = (LittleLong(pinstverts[i].s) + 0.5) * scales;
591 vertst[i*2+1] = (LittleLong(pinstverts[i].t) + 0.5) * scalet;
592 vertst[(i+numverts)*2+0] = vertst[i*2+0] + 0.5;
593 vertst[(i+numverts)*2+1] = vertst[i*2+1];
596 // load triangle data
597 loadmodel->meshlist[0]->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->meshlist[0]->num_triangles);
599 // read the triangle elements
600 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
601 for (j = 0;j < 3;j++)
602 loadmodel->meshlist[0]->data_element3i[i*3+j] = LittleLong(pintriangles[i].vertindex[j]);
603 // validate (note numverts is used because this is the original data)
604 Mod_ValidateElements(loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles, numverts, __FILE__, __LINE__);
605 // now butcher the elements according to vertonseam and tri->facesfront
606 // and then compact the vertex set to remove duplicates
607 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
608 if (!LittleLong(pintriangles[i].facesfront)) // backface
609 for (j = 0;j < 3;j++)
610 if (vertonseam[loadmodel->meshlist[0]->data_element3i[i*3+j]])
611 loadmodel->meshlist[0]->data_element3i[i*3+j] += numverts;
613 // (this uses vertremap to count usage to save some memory)
614 for (i = 0;i < numverts*2;i++)
616 for (i = 0;i < loadmodel->meshlist[0]->num_triangles*3;i++)
617 vertremap[loadmodel->meshlist[0]->data_element3i[i]]++;
618 // build remapping table and compact array
619 loadmodel->meshlist[0]->num_vertices = 0;
620 for (i = 0;i < numverts*2;i++)
624 vertremap[i] = loadmodel->meshlist[0]->num_vertices;
625 vertst[loadmodel->meshlist[0]->num_vertices*2+0] = vertst[i*2+0];
626 vertst[loadmodel->meshlist[0]->num_vertices*2+1] = vertst[i*2+1];
627 loadmodel->meshlist[0]->num_vertices++;
630 vertremap[i] = -1; // not used at all
632 // remap the elements to the new vertex set
633 for (i = 0;i < loadmodel->meshlist[0]->num_triangles * 3;i++)
634 loadmodel->meshlist[0]->data_element3i[i] = vertremap[loadmodel->meshlist[0]->data_element3i[i]];
635 // store the texture coordinates
636 loadmodel->meshlist[0]->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[2]) * loadmodel->meshlist[0]->num_vertices);
637 for (i = 0;i < loadmodel->meshlist[0]->num_vertices;i++)
639 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+0] = vertst[i*2+0];
640 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+1] = vertst[i*2+1];
644 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
645 loadmodel->meshlist[0]->data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * loadmodel->meshlist[0]->num_morphframes * loadmodel->meshlist[0]->num_vertices);
646 loadmodel->meshlist[0]->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
647 Mod_MDL_LoadFrames (startframes, numverts, scale, translate, vertremap);
648 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
649 Mod_CalcAliasModelBBoxes();
650 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
656 skinfiles = Mod_LoadSkinFiles();
657 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
658 loadmodel->num_textures = loadmodel->num_surfaces;
659 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
662 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
663 Mod_FreeSkinFiles(skinfiles);
664 for (i = 0;i < loadmodel->numskins;i++)
666 loadmodel->skinscenes[i].firstframe = i;
667 loadmodel->skinscenes[i].framecount = 1;
668 loadmodel->skinscenes[i].loop = true;
669 loadmodel->skinscenes[i].framerate = 10;
675 datapointer = startskins;
676 for (i = 0;i < loadmodel->numskins;i++)
678 pinskintype = (daliasskintype_t *)datapointer;
679 datapointer += sizeof(daliasskintype_t);
681 if (pinskintype->type == ALIAS_SKIN_SINGLE)
688 pinskingroup = (daliasskingroup_t *)datapointer;
689 datapointer += sizeof(daliasskingroup_t);
691 groupskins = LittleLong (pinskingroup->numskins);
693 pinskinintervals = (daliasskininterval_t *)datapointer;
694 datapointer += sizeof(daliasskininterval_t) * groupskins;
696 interval = LittleFloat(pinskinintervals[0].interval);
697 if (interval < 0.01f)
699 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
704 sprintf(loadmodel->skinscenes[i].name, "skin %i", i);
705 loadmodel->skinscenes[i].firstframe = totalskins;
706 loadmodel->skinscenes[i].framecount = groupskins;
707 loadmodel->skinscenes[i].framerate = 1.0f / interval;
708 loadmodel->skinscenes[i].loop = true;
710 for (j = 0;j < groupskins;j++)
713 sprintf (name, "%s_%i_%i", loadmodel->name, i, j);
715 sprintf (name, "%s_%i", loadmodel->name, i);
716 if (!Mod_LoadSkinFrame(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
717 Mod_LoadSkinFrame_Internal(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_PICMIP, true, r_fullbrights.integer, (unsigned char *)datapointer, skinwidth, skinheight, 8, NULL, NULL);
718 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
719 datapointer += skinwidth * skinheight;
723 // check for skins that don't exist in the model, but do exist as external images
724 // (this was added because yummyluv kept pestering me about support for it)
725 while (Mod_LoadSkinFrame(&tempskinframe, va("%s_%i", loadmodel->name, loadmodel->numskins), (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
727 // expand the arrays to make room
728 tempskinscenes = loadmodel->skinscenes;
729 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
730 memcpy(loadmodel->skinscenes, tempskinscenes, loadmodel->numskins * sizeof(animscene_t));
731 Mem_Free(tempskinscenes);
733 tempaliasskins = loadmodel->data_textures;
734 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * (totalskins + 1) * sizeof(texture_t));
735 memcpy(loadmodel->data_textures, tempaliasskins, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
736 Mem_Free(tempaliasskins);
738 // store the info about the new skin
739 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
740 strcpy(loadmodel->skinscenes[loadmodel->numskins].name, name);
741 loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
742 loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
743 loadmodel->skinscenes[loadmodel->numskins].framerate = 10.0f;
744 loadmodel->skinscenes[loadmodel->numskins].loop = true;
746 //increase skin counts
747 loadmodel->numskins++;
752 surface = loadmodel->data_surfaces;
753 surface->texture = loadmodel->data_textures;
754 surface->groupmesh = loadmodel->meshlist[0];
755 surface->num_firsttriangle = 0;
756 surface->num_triangles = surface->groupmesh->num_triangles;
757 surface->num_firstvertex = 0;
758 surface->num_vertices = surface->groupmesh->num_vertices;
761 static void Mod_MD2_ConvertVerts (vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int numverts, int *vertremap)
765 for (i = 0;i < numverts;i++, out3f += 3)
767 in = v + vertremap[i];
768 out3f[0] = in->v[0] * scale[0] + translate[0];
769 out3f[1] = in->v[1] * scale[1] + translate[1];
770 out3f[2] = in->v[2] * scale[2] + translate[2];
774 void Mod_IDP2_Load(model_t *mod, void *buffer, void *bufferend)
776 int i, j, k, hashindex, num, numxyz, numst, xyz, st, skinwidth, skinheight, *vertremap, version, end, numverts;
777 float *stverts, s, t, scale[3], translate[3];
781 unsigned char *base, *datapointer;
782 md2frame_t *pinframe;
784 md2triangle_t *intri;
785 unsigned short *inst;
788 struct md2verthash_s *next;
792 *hash, **md2verthash, *md2verthashdata;
793 skinframe_t tempskinframe;
794 skinfile_t *skinfiles;
796 pinmodel = (md2_t *)buffer;
797 base = (unsigned char *)buffer;
799 version = LittleLong (pinmodel->version);
800 if (version != MD2ALIAS_VERSION)
801 Host_Error ("%s has wrong version number (%i should be %i)",
802 loadmodel->name, version, MD2ALIAS_VERSION);
804 loadmodel->type = mod_alias;
805 loadmodel->DrawSky = NULL;
806 loadmodel->Draw = R_Q1BSP_Draw;
807 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
808 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
809 loadmodel->DrawLight = R_Q1BSP_DrawLight;
810 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
812 if (LittleLong(pinmodel->num_tris) < 1 || LittleLong(pinmodel->num_tris) > 65536)
813 Host_Error ("%s has invalid number of triangles: %i", loadmodel->name, LittleLong(pinmodel->num_tris));
814 if (LittleLong(pinmodel->num_xyz) < 1 || LittleLong(pinmodel->num_xyz) > 65536)
815 Host_Error ("%s has invalid number of vertices: %i", loadmodel->name, LittleLong(pinmodel->num_xyz));
816 if (LittleLong(pinmodel->num_frames) < 1 || LittleLong(pinmodel->num_frames) > 65536)
817 Host_Error ("%s has invalid number of frames: %i", loadmodel->name, LittleLong(pinmodel->num_frames));
818 if (LittleLong(pinmodel->num_skins) < 0 || LittleLong(pinmodel->num_skins) > 256)
819 Host_Error ("%s has invalid number of skins: %i", loadmodel->name, LittleLong(pinmodel->num_skins));
821 end = LittleLong(pinmodel->ofs_end);
822 if (LittleLong(pinmodel->num_skins) >= 1 && (LittleLong(pinmodel->ofs_skins) <= 0 || LittleLong(pinmodel->ofs_skins) >= end))
823 Host_Error ("%s is not a valid model", loadmodel->name);
824 if (LittleLong(pinmodel->ofs_st) <= 0 || LittleLong(pinmodel->ofs_st) >= end)
825 Host_Error ("%s is not a valid model", loadmodel->name);
826 if (LittleLong(pinmodel->ofs_tris) <= 0 || LittleLong(pinmodel->ofs_tris) >= end)
827 Host_Error ("%s is not a valid model", loadmodel->name);
828 if (LittleLong(pinmodel->ofs_frames) <= 0 || LittleLong(pinmodel->ofs_frames) >= end)
829 Host_Error ("%s is not a valid model", loadmodel->name);
830 if (LittleLong(pinmodel->ofs_glcmds) <= 0 || LittleLong(pinmodel->ofs_glcmds) >= end)
831 Host_Error ("%s is not a valid model", loadmodel->name);
833 loadmodel->num_surfaces = 1;
834 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
835 loadmodel->nummeshes = loadmodel->num_surfaces;
836 data = (unsigned char *)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));
837 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
838 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
839 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
840 for (i = 0;i < loadmodel->num_surfaces;i++)
842 loadmodel->surfacelist[i] = i;
843 loadmodel->meshlist[i] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
846 loadmodel->numskins = LittleLong(pinmodel->num_skins);
847 numxyz = LittleLong(pinmodel->num_xyz);
848 numst = LittleLong(pinmodel->num_st);
849 loadmodel->meshlist[0]->num_triangles = LittleLong(pinmodel->num_tris);
850 loadmodel->numframes = LittleLong(pinmodel->num_frames);
851 loadmodel->meshlist[0]->num_morphframes = loadmodel->numframes;
852 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
854 loadmodel->flags = 0; // there are no MD2 flags
855 loadmodel->synctype = ST_RAND;
858 inskin = (char *)(base + LittleLong(pinmodel->ofs_skins));
859 skinfiles = Mod_LoadSkinFiles();
862 loadmodel->num_textures = loadmodel->num_surfaces;
863 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
864 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
865 Mod_FreeSkinFiles(skinfiles);
867 else if (loadmodel->numskins)
869 // skins found (most likely not a player model)
870 loadmodel->num_textures = loadmodel->num_surfaces;
871 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
872 for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
874 if (Mod_LoadSkinFrame(&tempskinframe, inskin, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
875 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, &tempskinframe);
878 Con_Printf("%s is missing skin \"%s\"\n", loadmodel->name, inskin);
879 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, NULL);
885 // no skins (most likely a player model)
886 loadmodel->numskins = 1;
887 loadmodel->num_textures = loadmodel->num_surfaces;
888 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
889 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures, NULL);
892 loadmodel->skinscenes = (animscene_t *)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;
901 // load the triangles and stvert data
902 inst = (unsigned short *)(base + LittleLong(pinmodel->ofs_st));
903 intri = (md2triangle_t *)(base + LittleLong(pinmodel->ofs_tris));
904 skinwidth = LittleLong(pinmodel->skinwidth);
905 skinheight = LittleLong(pinmodel->skinheight);
907 stverts = (float *)Mem_Alloc(tempmempool, numst * sizeof(float[2]));
908 s = 1.0f / skinwidth;
909 t = 1.0f / skinheight;
910 for (i = 0;i < numst;i++)
912 j = (unsigned short) LittleShort(inst[i*2+0]);
913 k = (unsigned short) LittleShort(inst[i*2+1]);
914 if (j >= skinwidth || k >= skinheight)
916 Con_Printf("%s has an invalid skin coordinate (%i %i) on vert %i, changing to 0 0\n", loadmodel->name, j, k, i);
920 stverts[i*2+0] = j * s;
921 stverts[i*2+1] = k * t;
924 md2verthash = (struct md2verthash_s **)Mem_Alloc(tempmempool, 256 * sizeof(hash));
925 md2verthashdata = (struct md2verthash_s *)Mem_Alloc(tempmempool, loadmodel->meshlist[0]->num_triangles * 3 * sizeof(*hash));
926 // swap the triangle list
928 loadmodel->meshlist[0]->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
929 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
931 for (j = 0;j < 3;j++)
933 xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
934 st = (unsigned short) LittleShort (intri[i].index_st[j]);
937 Con_Printf("%s has an invalid xyz index (%i) on triangle %i, resetting to 0\n", loadmodel->name, xyz, i);
942 Con_Printf("%s has an invalid st index (%i) on triangle %i, resetting to 0\n", loadmodel->name, st, i);
947 hashindex = (xyz * 17 + st) & 255;
948 for (hash = md2verthash[hashindex];hash;hash = hash->next)
949 if (hash->xyz == xyz && hash->st[0] == s && hash->st[1] == t)
953 hash = md2verthashdata + num++;
957 hash->next = md2verthash[hashindex];
958 md2verthash[hashindex] = hash;
960 loadmodel->meshlist[0]->data_element3i[i*3+j] = (hash - md2verthashdata);
967 loadmodel->meshlist[0]->num_vertices = numverts;
968 vertremap = (int *)Mem_Alloc(loadmodel->mempool, num * sizeof(int));
969 loadmodel->meshlist[0]->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, num * sizeof(float[2]));
970 for (i = 0;i < num;i++)
972 hash = md2verthashdata + i;
973 vertremap[i] = hash->xyz;
974 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+0] = hash->st[0];
975 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+1] = hash->st[1];
978 Mem_Free(md2verthash);
979 Mem_Free(md2verthashdata);
982 datapointer = (base + LittleLong(pinmodel->ofs_frames));
983 loadmodel->meshlist[0]->data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, numverts * loadmodel->meshlist[0]->num_morphframes * sizeof(float[3]));
984 for (i = 0;i < loadmodel->meshlist[0]->num_morphframes;i++)
986 pinframe = (md2frame_t *)datapointer;
987 datapointer += sizeof(md2frame_t);
988 for (j = 0;j < 3;j++)
990 scale[j] = LittleFloat(pinframe->scale[j]);
991 translate[j] = LittleFloat(pinframe->translate[j]);
993 Mod_MD2_ConvertVerts(scale, translate, (trivertx_t *)datapointer, loadmodel->meshlist[0]->data_morphvertex3f + i * numverts * 3, numverts, vertremap);
994 datapointer += numxyz * sizeof(trivertx_t);
996 strcpy(loadmodel->animscenes[i].name, pinframe->name);
997 loadmodel->animscenes[i].firstframe = i;
998 loadmodel->animscenes[i].framecount = 1;
999 loadmodel->animscenes[i].framerate = 10;
1000 loadmodel->animscenes[i].loop = true;
1003 Mem_Free(vertremap);
1005 loadmodel->meshlist[0]->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
1006 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
1007 Mod_CalcAliasModelBBoxes();
1008 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
1010 surface = loadmodel->data_surfaces;
1011 surface->groupmesh = loadmodel->meshlist[0];
1012 surface->texture = loadmodel->data_textures;
1013 surface->num_firsttriangle = 0;
1014 surface->num_triangles = surface->groupmesh->num_triangles;
1015 surface->num_firstvertex = 0;
1016 surface->num_vertices = surface->groupmesh->num_vertices;
1019 void Mod_IDP3_Load(model_t *mod, void *buffer, void *bufferend)
1021 int i, j, k, version;
1022 unsigned char *data;
1023 msurface_t *surface;
1025 md3modelheader_t *pinmodel;
1026 md3frameinfo_t *pinframe;
1029 skinfile_t *skinfiles;
1031 pinmodel = (md3modelheader_t *)buffer;
1033 if (memcmp(pinmodel->identifier, "IDP3", 4))
1034 Host_Error ("%s is not a MD3 (IDP3) file", loadmodel->name);
1035 version = LittleLong (pinmodel->version);
1036 if (version != MD3VERSION)
1037 Host_Error ("%s has wrong version number (%i should be %i)",
1038 loadmodel->name, version, MD3VERSION);
1040 skinfiles = Mod_LoadSkinFiles();
1041 if (loadmodel->numskins < 1)
1042 loadmodel->numskins = 1;
1044 loadmodel->type = mod_alias;
1045 loadmodel->DrawSky = NULL;
1046 loadmodel->Draw = R_Q1BSP_Draw;
1047 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1048 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1049 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1050 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1051 loadmodel->flags = LittleLong(pinmodel->flags);
1052 loadmodel->synctype = ST_RAND;
1054 // set up some global info about the model
1055 loadmodel->numframes = LittleLong(pinmodel->num_frames);
1056 loadmodel->num_surfaces = LittleLong(pinmodel->num_meshes);
1058 // make skinscenes for the skins (no groups)
1059 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1060 for (i = 0;i < loadmodel->numskins;i++)
1062 loadmodel->skinscenes[i].firstframe = i;
1063 loadmodel->skinscenes[i].framecount = 1;
1064 loadmodel->skinscenes[i].loop = true;
1065 loadmodel->skinscenes[i].framerate = 10;
1069 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
1070 for (i = 0, pinframe = (md3frameinfo_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_frameinfo));i < loadmodel->numframes;i++, pinframe++)
1072 strcpy(loadmodel->animscenes[i].name, pinframe->name);
1073 loadmodel->animscenes[i].firstframe = i;
1074 loadmodel->animscenes[i].framecount = 1;
1075 loadmodel->animscenes[i].framerate = 10;
1076 loadmodel->animscenes[i].loop = true;
1080 loadmodel->num_tagframes = loadmodel->numframes;
1081 loadmodel->num_tags = LittleLong(pinmodel->num_tags);
1082 loadmodel->data_tags = (aliastag_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_tagframes * loadmodel->num_tags * sizeof(aliastag_t));
1083 for (i = 0, pintag = (md3tag_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_tags));i < loadmodel->num_tagframes * loadmodel->num_tags;i++, pintag++)
1085 strcpy(loadmodel->data_tags[i].name, pintag->name);
1086 loadmodel->data_tags[i].matrix = identitymatrix;
1087 for (j = 0;j < 3;j++)
1089 for (k = 0;k < 3;k++)
1090 loadmodel->data_tags[i].matrix.m[j][k] = LittleFloat(pintag->rotationmatrix[k * 3 + j]);
1091 loadmodel->data_tags[i].matrix.m[j][3] = LittleFloat(pintag->origin[j]);
1093 //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);
1097 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1098 loadmodel->nummeshes = loadmodel->num_surfaces;
1099 loadmodel->num_textures = loadmodel->num_surfaces;
1100 data = (unsigned char *)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));
1101 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1102 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1103 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
1104 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1105 for (i = 0;i < loadmodel->num_surfaces;i++)
1107 loadmodel->surfacelist[i] = i;
1108 loadmodel->meshlist[i] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
1110 for (i = 0, pinmesh = (md3mesh_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_meshes));i < loadmodel->num_surfaces;i++, pinmesh = (md3mesh_t *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_end)))
1112 if (memcmp(pinmesh->identifier, "IDP3", 4))
1113 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)");
1114 mesh = loadmodel->meshlist[i];
1115 mesh->num_morphframes = LittleLong(pinmesh->num_frames);
1116 mesh->num_vertices = LittleLong(pinmesh->num_vertices);
1117 mesh->num_triangles = LittleLong(pinmesh->num_triangles);
1118 mesh->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1119 mesh->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1120 mesh->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
1121 mesh->data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, mesh->num_vertices * mesh->num_morphframes * sizeof(float[3]));
1122 for (j = 0;j < mesh->num_triangles * 3;j++)
1123 mesh->data_element3i[j] = LittleLong(((int *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_elements)))[j]);
1124 for (j = 0;j < mesh->num_vertices;j++)
1126 mesh->data_texcoordtexture2f[j * 2 + 0] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 0]);
1127 mesh->data_texcoordtexture2f[j * 2 + 1] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 1]);
1129 for (j = 0;j < mesh->num_vertices * mesh->num_morphframes;j++)
1131 mesh->data_morphvertex3f[j * 3 + 0] = LittleShort(((short *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 0]) * (1.0f / 64.0f);
1132 mesh->data_morphvertex3f[j * 3 + 1] = LittleShort(((short *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 1]) * (1.0f / 64.0f);
1133 mesh->data_morphvertex3f[j * 3 + 2] = LittleShort(((short *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 2]) * (1.0f / 64.0f);
1136 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
1137 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
1138 Mod_Alias_Mesh_CompileFrameZero(mesh);
1140 if (LittleLong(pinmesh->num_shaders) >= 1)
1141 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, pinmesh->name, ((md3shader_t *)((unsigned char *) pinmesh + LittleLong(pinmesh->lump_shaders)))->name);
1143 for (j = 0;j < loadmodel->numskins;j++)
1144 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1146 surface = loadmodel->data_surfaces + i;
1147 surface->groupmesh = mesh;
1148 surface->texture = loadmodel->data_textures + i;
1149 surface->num_firsttriangle = 0;
1150 surface->num_triangles = mesh->num_triangles;
1151 surface->num_firstvertex = 0;
1152 surface->num_vertices = mesh->num_vertices;
1154 Mod_CalcAliasModelBBoxes();
1155 Mod_FreeSkinFiles(skinfiles);
1158 void Mod_ZYMOTICMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1160 zymtype1header_t *pinmodel, *pheader;
1161 unsigned char *pbase;
1162 int i, j, k, l, numposes, *bonecount, *vertbonecounts, count, *renderlist, *renderlistend, *outelements, *remapvertices;
1163 float modelradius, corner[2], *poses, *intexcoord2f, *outtexcoord2f;
1164 zymvertex_t *verts, *vertdata;
1168 skinfile_t *skinfiles;
1169 unsigned char *data;
1170 msurface_t *surface;
1173 pinmodel = (zymtype1header_t *)buffer;
1174 pbase = (unsigned char *)buffer;
1175 if (memcmp(pinmodel->id, "ZYMOTICMODEL", 12))
1176 Host_Error ("Mod_ZYMOTICMODEL_Load: %s is not a zymotic model");
1177 if (BigLong(pinmodel->type) != 1)
1178 Host_Error ("Mod_ZYMOTICMODEL_Load: only type 1 (skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1180 loadmodel->type = mod_alias;
1181 loadmodel->flags = 0; // there are no flags on zym models
1182 loadmodel->synctype = ST_RAND;
1186 pheader->type = BigLong(pinmodel->type);
1187 pheader->filesize = BigLong(pinmodel->filesize);
1188 pheader->mins[0] = BigFloat(pinmodel->mins[0]);
1189 pheader->mins[1] = BigFloat(pinmodel->mins[1]);
1190 pheader->mins[2] = BigFloat(pinmodel->mins[2]);
1191 pheader->maxs[0] = BigFloat(pinmodel->maxs[0]);
1192 pheader->maxs[1] = BigFloat(pinmodel->maxs[1]);
1193 pheader->maxs[2] = BigFloat(pinmodel->maxs[2]);
1194 pheader->radius = BigFloat(pinmodel->radius);
1195 pheader->numverts = BigLong(pinmodel->numverts);
1196 pheader->numtris = BigLong(pinmodel->numtris);
1197 pheader->numshaders = BigLong(pinmodel->numshaders);
1198 pheader->numbones = BigLong(pinmodel->numbones);
1199 pheader->numscenes = BigLong(pinmodel->numscenes);
1200 pheader->lump_scenes.start = BigLong(pinmodel->lump_scenes.start);
1201 pheader->lump_scenes.length = BigLong(pinmodel->lump_scenes.length);
1202 pheader->lump_poses.start = BigLong(pinmodel->lump_poses.start);
1203 pheader->lump_poses.length = BigLong(pinmodel->lump_poses.length);
1204 pheader->lump_bones.start = BigLong(pinmodel->lump_bones.start);
1205 pheader->lump_bones.length = BigLong(pinmodel->lump_bones.length);
1206 pheader->lump_vertbonecounts.start = BigLong(pinmodel->lump_vertbonecounts.start);
1207 pheader->lump_vertbonecounts.length = BigLong(pinmodel->lump_vertbonecounts.length);
1208 pheader->lump_verts.start = BigLong(pinmodel->lump_verts.start);
1209 pheader->lump_verts.length = BigLong(pinmodel->lump_verts.length);
1210 pheader->lump_texcoords.start = BigLong(pinmodel->lump_texcoords.start);
1211 pheader->lump_texcoords.length = BigLong(pinmodel->lump_texcoords.length);
1212 pheader->lump_render.start = BigLong(pinmodel->lump_render.start);
1213 pheader->lump_render.length = BigLong(pinmodel->lump_render.length);
1214 pheader->lump_shaders.start = BigLong(pinmodel->lump_shaders.start);
1215 pheader->lump_shaders.length = BigLong(pinmodel->lump_shaders.length);
1216 pheader->lump_trizone.start = BigLong(pinmodel->lump_trizone.start);
1217 pheader->lump_trizone.length = BigLong(pinmodel->lump_trizone.length);
1219 if (pheader->numtris < 1 || pheader->numverts < 3 || pheader->numshaders < 1)
1221 Con_Printf("%s has no geometry\n");
1224 if (pheader->numscenes < 1 || pheader->lump_poses.length < (int)sizeof(float[3][4]))
1226 Con_Printf("%s has no animations\n");
1230 loadmodel->DrawSky = NULL;
1231 loadmodel->Draw = R_Q1BSP_Draw;
1232 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1233 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1234 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1235 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1237 loadmodel->numframes = pheader->numscenes;
1238 loadmodel->num_surfaces = pheader->numshaders;
1240 skinfiles = Mod_LoadSkinFiles();
1241 if (loadmodel->numskins < 1)
1242 loadmodel->numskins = 1;
1244 // make skinscenes for the skins (no groups)
1245 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1246 for (i = 0;i < loadmodel->numskins;i++)
1248 loadmodel->skinscenes[i].firstframe = i;
1249 loadmodel->skinscenes[i].framecount = 1;
1250 loadmodel->skinscenes[i].loop = true;
1251 loadmodel->skinscenes[i].framerate = 10;
1255 modelradius = pheader->radius;
1256 for (i = 0;i < 3;i++)
1258 loadmodel->normalmins[i] = pheader->mins[i];
1259 loadmodel->normalmaxs[i] = pheader->maxs[i];
1260 loadmodel->rotatedmins[i] = -modelradius;
1261 loadmodel->rotatedmaxs[i] = modelradius;
1263 corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
1264 corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
1265 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
1266 if (loadmodel->yawmaxs[0] > modelradius)
1267 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
1268 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
1269 loadmodel->yawmins[2] = loadmodel->normalmins[2];
1270 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
1271 loadmodel->radius = modelradius;
1272 loadmodel->radius2 = modelradius * modelradius;
1274 // go through the lumps, swapping things
1276 //zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
1277 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
1278 scene = (zymscene_t *) (pheader->lump_scenes.start + pbase);
1279 numposes = pheader->lump_poses.length / pheader->numbones / sizeof(float[3][4]);
1280 for (i = 0;i < pheader->numscenes;i++)
1282 memcpy(loadmodel->animscenes[i].name, scene->name, 32);
1283 loadmodel->animscenes[i].firstframe = BigLong(scene->start);
1284 loadmodel->animscenes[i].framecount = BigLong(scene->length);
1285 loadmodel->animscenes[i].framerate = BigFloat(scene->framerate);
1286 loadmodel->animscenes[i].loop = (BigLong(scene->flags) & ZYMSCENEFLAG_NOLOOP) == 0;
1287 if ((unsigned int) loadmodel->animscenes[i].firstframe >= (unsigned int) numposes)
1288 Host_Error("%s scene->firstframe (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, numposes);
1289 if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > (unsigned int) numposes)
1290 Host_Error("%s scene->firstframe (%i) + framecount (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
1291 if (loadmodel->animscenes[i].framerate < 0)
1292 Host_Error("%s scene->framerate (%f) < 0", loadmodel->name, loadmodel->animscenes[i].framerate);
1296 //zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
1297 loadmodel->num_poses = pheader->lump_poses.length / sizeof(float[3][4]);
1298 loadmodel->data_poses = (float *)Mem_Alloc(loadmodel->mempool, pheader->lump_poses.length);
1299 poses = (float *) (pheader->lump_poses.start + pbase);
1300 for (i = 0;i < pheader->lump_poses.length / 4;i++)
1301 loadmodel->data_poses[i] = BigFloat(poses[i]);
1303 //zymlump_t lump_bones; // zymbone_t bone[numbones];
1304 loadmodel->num_bones = pheader->numbones;
1305 loadmodel->data_bones = (aliasbone_t *)Mem_Alloc(loadmodel->mempool, pheader->numbones * sizeof(aliasbone_t));
1306 bone = (zymbone_t *) (pheader->lump_bones.start + pbase);
1307 for (i = 0;i < pheader->numbones;i++)
1309 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1310 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1311 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1312 if (loadmodel->data_bones[i].parent >= i)
1313 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1316 //zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
1317 vertbonecounts = (int *)Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1318 bonecount = (int *) (pheader->lump_vertbonecounts.start + pbase);
1319 for (i = 0;i < pheader->numverts;i++)
1321 vertbonecounts[i] = BigLong(bonecount[i]);
1322 if (vertbonecounts[i] < 1)
1323 Host_Error("%s bonecount[%i] < 1", loadmodel->name, i);
1326 //zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
1327 verts = (zymvertex_t *)Mem_Alloc(loadmodel->mempool, pheader->lump_verts.length);
1328 vertdata = (zymvertex_t *) (pheader->lump_verts.start + pbase);
1329 for (i = 0;i < pheader->lump_verts.length / (int) sizeof(zymvertex_t);i++)
1331 verts[i].bonenum = BigLong(vertdata[i].bonenum);
1332 verts[i].origin[0] = BigFloat(vertdata[i].origin[0]);
1333 verts[i].origin[1] = BigFloat(vertdata[i].origin[1]);
1334 verts[i].origin[2] = BigFloat(vertdata[i].origin[2]);
1337 //zymlump_t lump_texcoords; // float texcoords[numvertices][2];
1338 outtexcoord2f = (float *)Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(float[2]));
1339 intexcoord2f = (float *) (pheader->lump_texcoords.start + pbase);
1340 for (i = 0;i < pheader->numverts;i++)
1342 outtexcoord2f[i*2+0] = BigFloat(intexcoord2f[i*2+0]);
1343 // flip T coordinate for OpenGL
1344 outtexcoord2f[i*2+1] = 1 - BigFloat(intexcoord2f[i*2+1]);
1347 //zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
1348 //loadmodel->alias.zymdata_trizone = Mem_Alloc(loadmodel->mempool, pheader->numtris);
1349 //memcpy(loadmodel->alias.zymdata_trizone, (void *) (pheader->lump_trizone.start + pbase), pheader->numtris);
1351 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1352 loadmodel->nummeshes = loadmodel->num_surfaces;
1353 loadmodel->num_textures = loadmodel->num_surfaces;
1354 data = (unsigned char *)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));
1355 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1356 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1357 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
1358 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1359 for (i = 0;i < loadmodel->num_surfaces;i++)
1361 loadmodel->surfacelist[i] = i;
1362 loadmodel->meshlist[i] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
1365 //zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
1366 //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)
1367 // byteswap, validate, and swap winding order of tris
1368 count = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
1369 if (pheader->lump_render.length != count)
1370 Host_Error("%s renderlist is wrong size (%i bytes, should be %i bytes)", loadmodel->name, pheader->lump_render.length, count);
1371 renderlist = (int *) (pheader->lump_render.start + pbase);
1372 renderlistend = (int *) ((unsigned char *) renderlist + pheader->lump_render.length);
1373 for (i = 0;i < loadmodel->num_surfaces;i++)
1375 if (renderlist >= renderlistend)
1376 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1377 count = BigLong(*renderlist);renderlist++;
1378 if (renderlist + count * 3 > renderlistend || (i == pheader->numshaders - 1 && renderlist + count * 3 != renderlistend))
1379 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1380 mesh = loadmodel->meshlist[i];
1381 mesh->num_triangles = count;
1382 mesh->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1383 mesh->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1384 outelements = mesh->data_element3i;
1385 for (j = 0;j < mesh->num_triangles;j++)
1387 outelements[2] = BigLong(renderlist[0]);
1388 outelements[1] = BigLong(renderlist[1]);
1389 outelements[0] = BigLong(renderlist[2]);
1390 if ((unsigned int)outelements[0] >= (unsigned int)pheader->numverts
1391 || (unsigned int)outelements[1] >= (unsigned int)pheader->numverts
1392 || (unsigned int)outelements[2] >= (unsigned int)pheader->numverts)
1393 Host_Error("%s corrupt renderlist (out of bounds index)", loadmodel->name);
1394 if (vertbonecounts[outelements[0]] == 0 || vertbonecounts[outelements[1]] == 0 || vertbonecounts[outelements[2]] == 0)
1395 Host_Error("%s corrupt renderlist (references vertex with no bone weights", loadmodel->name);
1399 remapvertices = (int *)Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1400 mesh->num_vertices = Mod_BuildVertexRemapTableFromElements(mesh->num_triangles * 3, mesh->data_element3i, pheader->numverts, remapvertices);
1401 for (j = 0;j < mesh->num_triangles * 3;j++)
1402 mesh->data_element3i[j] = remapvertices[mesh->data_element3i[j]];
1403 mesh->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
1404 for (j = 0;j < pheader->numverts;j++)
1406 if (remapvertices[j] >= 0)
1408 mesh->data_texcoordtexture2f[remapvertices[j]*2+0] = outtexcoord2f[j*2+0];
1409 mesh->data_texcoordtexture2f[remapvertices[j]*2+1] = outtexcoord2f[j*2+1];
1412 mesh->num_vertexboneweights = 0;
1413 for (j = 0;j < pheader->numverts;j++)
1414 if (remapvertices[j] >= 0)
1415 mesh->num_vertexboneweights += vertbonecounts[remapvertices[j]];
1416 mesh->data_vertexboneweights = (surfmeshvertexboneweight_t *)Mem_Alloc(loadmodel->mempool, mesh->num_vertexboneweights * sizeof(surfmeshvertexboneweight_t));
1417 mesh->num_vertexboneweights = 0;
1418 // note this vertexboneweight ordering requires that the remapvertices array is sequential numbers (separated by -1 values for omitted vertices)
1420 for (j = 0;j < pheader->numverts;j++)
1422 if (remapvertices[j] < 0)
1424 l += vertbonecounts[j];
1427 for (k = 0;k < vertbonecounts[j];k++)
1429 // this format really should have had a per vertexweight weight value...
1430 mesh->data_vertexboneweights[mesh->num_vertexboneweights].vertexindex = remapvertices[j];
1431 mesh->data_vertexboneweights[mesh->num_vertexboneweights].boneindex = verts[l].bonenum;
1432 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3] = 1.0f / vertbonecounts[j];
1433 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[0] = verts[l].origin[0] * mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3];
1434 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[1] = verts[l].origin[1] * mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3];
1435 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[2] = verts[l].origin[2] * mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3];
1436 mesh->num_vertexboneweights++;
1440 shadername = (char *) (pheader->lump_shaders.start + pbase) + i * 32;
1441 // since zym models do not have named sections, reuse their shader
1442 // name as the section name
1444 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, shadername, shadername);
1446 for (j = 0;j < loadmodel->numskins;j++)
1447 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1449 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
1450 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
1451 Mod_Alias_Mesh_CompileFrameZero(mesh);
1453 surface = loadmodel->data_surfaces + i;
1454 surface->groupmesh = mesh;
1455 surface->texture = loadmodel->data_textures + i;
1456 surface->num_firsttriangle = 0;
1457 surface->num_triangles = mesh->num_triangles;
1458 surface->num_firstvertex = 0;
1459 surface->num_vertices = mesh->num_vertices;
1462 Mem_Free(vertbonecounts);
1464 Mem_Free(outtexcoord2f);
1467 void Mod_DARKPLACESMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1469 dpmheader_t *pheader;
1473 unsigned char *pbase;
1475 skinfile_t *skinfiles;
1476 unsigned char *data;
1478 pheader = (dpmheader_t *)buffer;
1479 pbase = (unsigned char *)buffer;
1480 if (memcmp(pheader->id, "DARKPLACESMODEL\0", 16))
1481 Host_Error ("Mod_DARKPLACESMODEL_Load: %s is not a darkplaces model");
1482 if (BigLong(pheader->type) != 2)
1483 Host_Error ("Mod_DARKPLACESMODEL_Load: only type 2 (hierarchical skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1485 loadmodel->type = mod_alias;
1486 loadmodel->flags = 0; // there are no flags on zym models
1487 loadmodel->synctype = ST_RAND;
1490 pheader->type = BigLong(pheader->type);
1491 pheader->filesize = BigLong(pheader->filesize);
1492 pheader->mins[0] = BigFloat(pheader->mins[0]);
1493 pheader->mins[1] = BigFloat(pheader->mins[1]);
1494 pheader->mins[2] = BigFloat(pheader->mins[2]);
1495 pheader->maxs[0] = BigFloat(pheader->maxs[0]);
1496 pheader->maxs[1] = BigFloat(pheader->maxs[1]);
1497 pheader->maxs[2] = BigFloat(pheader->maxs[2]);
1498 pheader->yawradius = BigFloat(pheader->yawradius);
1499 pheader->allradius = BigFloat(pheader->allradius);
1500 pheader->num_bones = BigLong(pheader->num_bones);
1501 pheader->num_meshs = BigLong(pheader->num_meshs);
1502 pheader->num_frames = BigLong(pheader->num_frames);
1503 pheader->ofs_bones = BigLong(pheader->ofs_bones);
1504 pheader->ofs_meshs = BigLong(pheader->ofs_meshs);
1505 pheader->ofs_frames = BigLong(pheader->ofs_frames);
1507 if (pheader->num_bones < 1 || pheader->num_meshs < 1)
1509 Con_Printf("%s has no geometry\n");
1512 if (pheader->num_frames < 1)
1514 Con_Printf("%s has no frames\n");
1518 loadmodel->DrawSky = NULL;
1519 loadmodel->Draw = R_Q1BSP_Draw;
1520 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1521 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1522 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1523 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1526 for (i = 0;i < 3;i++)
1528 loadmodel->normalmins[i] = pheader->mins[i];
1529 loadmodel->normalmaxs[i] = pheader->maxs[i];
1530 loadmodel->yawmins[i] = i != 2 ? -pheader->yawradius : pheader->mins[i];
1531 loadmodel->yawmaxs[i] = i != 2 ? pheader->yawradius : pheader->maxs[i];
1532 loadmodel->rotatedmins[i] = -pheader->allradius;
1533 loadmodel->rotatedmaxs[i] = pheader->allradius;
1535 loadmodel->radius = pheader->allradius;
1536 loadmodel->radius2 = pheader->allradius * pheader->allradius;
1538 // load external .skin files if present
1539 skinfiles = Mod_LoadSkinFiles();
1540 if (loadmodel->numskins < 1)
1541 loadmodel->numskins = 1;
1543 loadmodel->numframes = pheader->num_frames;
1544 loadmodel->num_bones = pheader->num_bones;
1545 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
1546 loadmodel->num_textures = loadmodel->nummeshes = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = pheader->num_meshs;
1548 // do most allocations as one merged chunk
1549 data = (unsigned char *)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));
1550 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1551 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1552 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
1553 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1554 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
1555 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
1556 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
1557 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
1558 for (i = 0;i < loadmodel->numskins;i++)
1560 loadmodel->skinscenes[i].firstframe = i;
1561 loadmodel->skinscenes[i].framecount = 1;
1562 loadmodel->skinscenes[i].loop = true;
1563 loadmodel->skinscenes[i].framerate = 10;
1565 for (i = 0;i < loadmodel->num_surfaces;i++)
1567 loadmodel->surfacelist[i] = i;
1568 loadmodel->meshlist[i] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
1571 // load the bone info
1572 bone = (dpmbone_t *) (pbase + pheader->ofs_bones);
1573 for (i = 0;i < loadmodel->num_bones;i++)
1575 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1576 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1577 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1578 if (loadmodel->data_bones[i].parent >= i)
1579 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1583 frame = (dpmframe_t *) (pbase + pheader->ofs_frames);
1584 for (i = 0;i < loadmodel->numframes;i++)
1587 memcpy(loadmodel->animscenes[i].name, frame->name, sizeof(frame->name));
1588 loadmodel->animscenes[i].firstframe = i;
1589 loadmodel->animscenes[i].framecount = 1;
1590 loadmodel->animscenes[i].loop = true;
1591 loadmodel->animscenes[i].framerate = 10;
1592 // load the bone poses for this frame
1593 poses = (float *) (pbase + BigLong(frame->ofs_bonepositions));
1594 for (j = 0;j < loadmodel->num_bones*12;j++)
1595 loadmodel->data_poses[i * loadmodel->num_bones*12 + j] = BigFloat(poses[j]);
1596 // stuff not processed here: mins, maxs, yawradius, allradius
1600 // load the meshes now
1601 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1602 for (i = 0;i < loadmodel->num_surfaces;i++)
1604 const int *inelements;
1606 const float *intexcoord;
1608 msurface_t *surface;
1610 mesh = loadmodel->meshlist[i];
1611 mesh->num_triangles = BigLong(dpmmesh->num_tris);
1612 mesh->num_vertices = BigLong(dpmmesh->num_verts);
1614 // to find out how many weights exist we two a two-stage load...
1615 mesh->num_vertexboneweights = 0;
1616 data = (unsigned char *) (pbase + BigLong(dpmmesh->ofs_verts));
1617 for (j = 0;j < mesh->num_vertices;j++)
1619 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1620 mesh->num_vertexboneweights += numweights;
1621 data += sizeof(dpmvertex_t);
1622 data += numweights * sizeof(dpmbonevert_t);
1625 // allocate things now that we know how many
1626 mesh->data_vertexboneweights = (surfmeshvertexboneweight_t *)Mem_Alloc(loadmodel->mempool, mesh->num_vertexboneweights * sizeof(surfmeshvertexboneweight_t));
1627 mesh->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1628 mesh->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1629 mesh->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
1631 inelements = (int *) (pbase + BigLong(dpmmesh->ofs_indices));
1632 outelements = mesh->data_element3i;
1633 for (j = 0;j < mesh->num_triangles;j++)
1635 // swap element order to flip triangles, because Quake uses clockwise (rare) and dpm uses counterclockwise (standard)
1636 outelements[0] = BigLong(inelements[2]);
1637 outelements[1] = BigLong(inelements[1]);
1638 outelements[2] = BigLong(inelements[0]);
1643 intexcoord = (float *) (pbase + BigLong(dpmmesh->ofs_texcoords));
1644 for (j = 0;j < mesh->num_vertices*2;j++)
1645 mesh->data_texcoordtexture2f[j] = BigFloat(intexcoord[j]);
1647 // now load them for real
1648 mesh->num_vertexboneweights = 0;
1649 data = (unsigned char *) (pbase + BigLong(dpmmesh->ofs_verts));
1650 for (j = 0;j < mesh->num_vertices;j++)
1652 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1653 data += sizeof(dpmvertex_t);
1654 for (k = 0;k < numweights;k++)
1656 const dpmbonevert_t *vert = (dpmbonevert_t *) data;
1657 // stuff not processed here: normal
1658 mesh->data_vertexboneweights[mesh->num_vertexboneweights].vertexindex = j;
1659 mesh->data_vertexboneweights[mesh->num_vertexboneweights].boneindex = BigLong(vert->bonenum);
1660 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[0] = BigFloat(vert->origin[0]);
1661 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[1] = BigFloat(vert->origin[1]);
1662 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[2] = BigFloat(vert->origin[2]);
1663 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3] = BigFloat(vert->influence);
1664 mesh->num_vertexboneweights++;
1665 data += sizeof(dpmbonevert_t);
1669 // since dpm models do not have named sections, reuse their shader name as the section name
1670 if (dpmmesh->shadername[0])
1671 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, dpmmesh->shadername, dpmmesh->shadername);
1673 for (j = 0;j < loadmodel->numskins;j++)
1674 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1676 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
1677 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
1678 Mod_Alias_Mesh_CompileFrameZero(mesh);
1680 surface = loadmodel->data_surfaces + i;
1681 surface->groupmesh = mesh;
1682 surface->texture = loadmodel->data_textures + i;
1683 surface->num_firsttriangle = 0;
1684 surface->num_triangles = mesh->num_triangles;
1685 surface->num_firstvertex = 0;
1686 surface->num_vertices = mesh->num_vertices;
1692 static void Mod_PSKMODEL_AnimKeyToMatrix(float *origin, float *quat, matrix4x4_t *m)
1694 float x = quat[0], y = quat[1], z = quat[2], w = quat[3];
1695 m->m[0][0]=1-2*(y*y+z*z);m->m[0][1]= 2*(x*y-z*w);m->m[0][2]= 2*(x*z+y*w);m->m[0][3]=origin[0];
1696 m->m[1][0]= 2*(x*y+z*w);m->m[1][1]=1-2*(x*x+z*z);m->m[1][2]= 2*(y*z-x*w);m->m[1][3]=origin[1];
1697 m->m[2][0]= 2*(x*z-y*w);m->m[2][1]= 2*(y*z+x*w);m->m[2][2]=1-2*(x*x+y*y);m->m[2][3]=origin[2];
1698 m->m[3][0]= 0 ;m->m[3][1]= 0 ;m->m[3][2]= 0 ;m->m[3][3]=1;
1701 // no idea why PSK/PSA files contain weird quaternions but they do...
1702 #define PSKQUATNEGATIONS
1703 void Mod_PSKMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1705 int i, j, index, version, recordsize, numrecords;
1706 int numpnts, numvtxw, numfaces, nummatts, numbones, numrawweights, numanimbones, numanims, numanimkeys;
1707 fs_offset_t filesize;
1712 pskboneinfo_t *bones;
1713 pskrawweights_t *rawweights;
1714 pskboneinfo_t *animbones;
1715 pskaniminfo_t *anims;
1716 pskanimkeys_t *animkeys;
1717 void *animfilebuffer, *animbuffer, *animbufferend;
1720 skinfile_t *skinfiles;
1721 char animname[MAX_QPATH];
1723 pchunk = (pskchunk_t *)buffer;
1724 if (strcmp(pchunk->id, "ACTRHEAD"))
1725 Host_Error ("Mod_PSKMODEL_Load: %s is not an Unreal Engine ActorX (.psk + .psa) model");
1727 loadmodel->type = mod_alias;
1728 loadmodel->DrawSky = NULL;
1729 loadmodel->Draw = R_Q1BSP_Draw;
1730 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1731 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1732 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1733 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1734 loadmodel->flags = 0; // there are no flags on zym models
1735 loadmodel->synctype = ST_RAND;
1737 // load external .skin files if present
1738 skinfiles = Mod_LoadSkinFiles();
1739 if (loadmodel->numskins < 1)
1740 loadmodel->numskins = 1;
1741 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
1742 for (i = 0;i < loadmodel->numskins;i++)
1744 loadmodel->skinscenes[i].firstframe = i;
1745 loadmodel->skinscenes[i].framecount = 1;
1746 loadmodel->skinscenes[i].loop = true;
1747 loadmodel->skinscenes[i].framerate = 10;
1750 FS_StripExtension(loadmodel->name, animname, sizeof(animname));
1751 strlcat(animname, ".psa", sizeof(animname));
1752 animbuffer = animfilebuffer = FS_LoadFile(animname, loadmodel->mempool, false, &filesize);
1753 animbufferend = (void *)((unsigned char*)animbuffer + (int)filesize);
1754 if (animbuffer == NULL)
1755 Host_Error("%s: can't find .psa file (%s)", loadmodel->name, animname);
1774 while (buffer < bufferend)
1776 pchunk = (pskchunk_t *)buffer;
1777 buffer = (void *)((unsigned char *)buffer + sizeof(pskchunk_t));
1778 version = LittleLong(pchunk->version);
1779 recordsize = LittleLong(pchunk->recordsize);
1780 numrecords = LittleLong(pchunk->numrecords);
1781 if (developer.integer)
1782 Con_Printf("%s: %s %x: %i * %i = %i\n", loadmodel->name, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
1783 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e)
1784 Con_Printf ("%s: chunk %s has unknown version %x (0x1e83b9, 0x1e9179 and 0x2e are currently supported), trying to load anyway!\n", loadmodel->name, pchunk->id, version);
1785 if (!strcmp(pchunk->id, "ACTRHEAD"))
1789 else if (!strcmp(pchunk->id, "PNTS0000"))
1792 if (recordsize != sizeof(*p))
1793 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1794 // byteswap in place and keep the pointer
1795 numpnts = numrecords;
1796 pnts = (pskpnts_t *)buffer;
1797 for (index = 0, p = (pskpnts_t *)buffer;index < numrecords;index++, p++)
1799 p->origin[0] = LittleFloat(p->origin[0]);
1800 p->origin[1] = LittleFloat(p->origin[1]);
1801 p->origin[2] = LittleFloat(p->origin[2]);
1805 else if (!strcmp(pchunk->id, "VTXW0000"))
1808 if (recordsize != sizeof(*p))
1809 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1810 // byteswap in place and keep the pointer
1811 numvtxw = numrecords;
1812 vtxw = (pskvtxw_t *)buffer;
1813 for (index = 0, p = (pskvtxw_t *)buffer;index < numrecords;index++, p++)
1815 p->pntsindex = LittleShort(p->pntsindex);
1816 p->texcoord[0] = LittleFloat(p->texcoord[0]);
1817 p->texcoord[1] = LittleFloat(p->texcoord[1]);
1818 if (p->pntsindex >= numpnts)
1820 Con_Printf("%s: vtxw->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
1826 else if (!strcmp(pchunk->id, "FACE0000"))
1829 if (recordsize != sizeof(*p))
1830 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1831 // byteswap in place and keep the pointer
1832 numfaces = numrecords;
1833 faces = (pskface_t *)buffer;
1834 for (index = 0, p = (pskface_t *)buffer;index < numrecords;index++, p++)
1836 p->vtxwindex[0] = LittleShort(p->vtxwindex[0]);
1837 p->vtxwindex[1] = LittleShort(p->vtxwindex[1]);
1838 p->vtxwindex[2] = LittleShort(p->vtxwindex[2]);
1839 p->group = LittleLong(p->group);
1840 if (p->vtxwindex[0] >= numvtxw)
1842 Con_Printf("%s: face->vtxwindex[0] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[0], numvtxw);
1843 p->vtxwindex[0] = 0;
1845 if (p->vtxwindex[1] >= numvtxw)
1847 Con_Printf("%s: face->vtxwindex[1] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[1], numvtxw);
1848 p->vtxwindex[1] = 0;
1850 if (p->vtxwindex[2] >= numvtxw)
1852 Con_Printf("%s: face->vtxwindex[2] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[2], numvtxw);
1853 p->vtxwindex[2] = 0;
1858 else if (!strcmp(pchunk->id, "MATT0000"))
1861 if (recordsize != sizeof(*p))
1862 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1863 // byteswap in place and keep the pointer
1864 nummatts = numrecords;
1865 matts = (pskmatt_t *)buffer;
1866 for (index = 0, p = (pskmatt_t *)buffer;index < numrecords;index++, p++)
1871 else if (!strcmp(pchunk->id, "REFSKELT"))
1874 if (recordsize != sizeof(*p))
1875 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1876 // byteswap in place and keep the pointer
1877 numbones = numrecords;
1878 bones = (pskboneinfo_t *)buffer;
1879 for (index = 0, p = (pskboneinfo_t *)buffer;index < numrecords;index++, p++)
1881 p->numchildren = LittleLong(p->numchildren);
1882 p->parent = LittleLong(p->parent);
1883 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
1884 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
1885 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
1886 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
1887 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
1888 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
1889 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
1890 p->basepose.unknown = LittleFloat(p->basepose.unknown);
1891 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
1892 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
1893 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
1894 #ifdef PSKQUATNEGATIONS
1897 p->basepose.quat[0] *= -1;
1898 p->basepose.quat[1] *= -1;
1899 p->basepose.quat[2] *= -1;
1903 p->basepose.quat[0] *= 1;
1904 p->basepose.quat[1] *= -1;
1905 p->basepose.quat[2] *= 1;
1908 if (p->parent < 0 || p->parent >= numbones)
1910 Con_Printf("%s: bone->parent %i >= numbones %i\n", loadmodel->name, p->parent, numbones);
1916 else if (!strcmp(pchunk->id, "RAWWEIGHTS"))
1919 if (recordsize != sizeof(*p))
1920 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1921 // byteswap in place and keep the pointer
1922 numrawweights = numrecords;
1923 rawweights = (pskrawweights_t *)buffer;
1924 for (index = 0, p = (pskrawweights_t *)buffer;index < numrecords;index++, p++)
1926 p->weight = LittleFloat(p->weight);
1927 p->pntsindex = LittleLong(p->pntsindex);
1928 p->boneindex = LittleLong(p->boneindex);
1929 if (p->pntsindex < 0 || p->pntsindex >= numpnts)
1931 Con_Printf("%s: weight->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
1934 if (p->boneindex < 0 || p->boneindex >= numbones)
1936 Con_Printf("%s: weight->boneindex %i >= numbones %i\n", loadmodel->name, p->boneindex, numbones);
1944 while (animbuffer < animbufferend)
1946 pchunk = (pskchunk_t *)animbuffer;
1947 animbuffer = (void *)((unsigned char *)animbuffer + sizeof(pskchunk_t));
1948 version = LittleLong(pchunk->version);
1949 recordsize = LittleLong(pchunk->recordsize);
1950 numrecords = LittleLong(pchunk->numrecords);
1951 if (developer.integer)
1952 Con_Printf("%s: %s %x: %i * %i = %i\n", animname, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
1953 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e)
1954 Con_Printf ("%s: chunk %s has unknown version %x (0x1e83b9, 0x1e9179 and 0x2e are currently supported), trying to load anyway!\n", animname, pchunk->id, version);
1955 if (!strcmp(pchunk->id, "ANIMHEAD"))
1959 else if (!strcmp(pchunk->id, "BONENAMES"))
1962 if (recordsize != sizeof(*p))
1963 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
1964 // byteswap in place and keep the pointer
1965 numanimbones = numrecords;
1966 animbones = (pskboneinfo_t *)animbuffer;
1967 // NOTE: supposedly psa does not need to match the psk model, the
1968 // bones missing from the psa would simply use their base
1969 // positions from the psk, but this is hard for me to implement
1970 // and people can easily make animations that match.
1971 if (numanimbones != numbones)
1972 Host_Error("%s: this loader only supports animations with the same bones as the mesh");
1973 for (index = 0, p = (pskboneinfo_t *)animbuffer;index < numrecords;index++, p++)
1975 p->numchildren = LittleLong(p->numchildren);
1976 p->parent = LittleLong(p->parent);
1977 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
1978 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
1979 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
1980 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
1981 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
1982 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
1983 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
1984 p->basepose.unknown = LittleFloat(p->basepose.unknown);
1985 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
1986 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
1987 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
1988 #ifdef PSKQUATNEGATIONS
1991 p->basepose.quat[0] *= -1;
1992 p->basepose.quat[1] *= -1;
1993 p->basepose.quat[2] *= -1;
1997 p->basepose.quat[0] *= 1;
1998 p->basepose.quat[1] *= -1;
1999 p->basepose.quat[2] *= 1;
2002 if (p->parent < 0 || p->parent >= numanimbones)
2004 Con_Printf("%s: bone->parent %i >= numanimbones %i\n", animname, p->parent, numanimbones);
2007 // check that bones are the same as in the base
2008 if (strcmp(p->name, bones[index].name) || p->parent != bones[index].parent)
2009 Host_Error("%s: this loader only supports animations with the same bones as the mesh", animname);
2013 else if (!strcmp(pchunk->id, "ANIMINFO"))
2016 if (recordsize != sizeof(*p))
2017 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2018 // byteswap in place and keep the pointer
2019 numanims = numrecords;
2020 anims = (pskaniminfo_t *)animbuffer;
2021 for (index = 0, p = (pskaniminfo_t *)animbuffer;index < numrecords;index++, p++)
2023 p->numbones = LittleLong(p->numbones);
2024 p->playtime = LittleFloat(p->playtime);
2025 p->fps = LittleFloat(p->fps);
2026 p->firstframe = LittleLong(p->firstframe);
2027 p->numframes = LittleLong(p->numframes);
2028 if (p->numbones != numbones)
2030 Con_Printf("%s: animinfo->numbones != numbones, trying to load anyway!\n", animname);
2035 else if (!strcmp(pchunk->id, "ANIMKEYS"))
2038 if (recordsize != sizeof(*p))
2039 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2040 numanimkeys = numrecords;
2041 animkeys = (pskanimkeys_t *)animbuffer;
2042 for (index = 0, p = (pskanimkeys_t *)animbuffer;index < numrecords;index++, p++)
2044 p->origin[0] = LittleFloat(p->origin[0]);
2045 p->origin[1] = LittleFloat(p->origin[1]);
2046 p->origin[2] = LittleFloat(p->origin[2]);
2047 p->quat[0] = LittleFloat(p->quat[0]);
2048 p->quat[1] = LittleFloat(p->quat[1]);
2049 p->quat[2] = LittleFloat(p->quat[2]);
2050 p->quat[3] = LittleFloat(p->quat[3]);
2051 p->frametime = LittleFloat(p->frametime);
2052 #ifdef PSKQUATNEGATIONS
2053 if (index % numbones)
2068 // TODO: allocate bonepose stuff
2071 Con_Printf("%s: unknown chunk ID \"%s\"\n", animname, pchunk->id);
2074 if (!numpnts || !pnts || !numvtxw || !vtxw || !numfaces || !faces || !nummatts || !matts || !numbones || !bones || !numrawweights || !rawweights || !numanims || !anims || !numanimkeys || !animkeys)
2075 Host_Error("%s: missing required chunks", loadmodel->name);
2077 // FIXME: model bbox
2079 for (i = 0;i < 3;i++)
2081 loadmodel->normalmins[i] = -128;
2082 loadmodel->normalmaxs[i] = 128;
2083 loadmodel->yawmins[i] = -128;
2084 loadmodel->yawmaxs[i] = 128;
2085 loadmodel->rotatedmins[i] = -128;
2086 loadmodel->rotatedmaxs[i] = 128;
2088 loadmodel->radius = 128;
2089 loadmodel->radius2 = loadmodel->radius * loadmodel->radius;
2091 loadmodel->numframes = 0;
2092 for (index = 0;index < numanims;index++)
2093 loadmodel->numframes += anims[index].numframes;
2095 loadmodel->num_bones = numbones;
2096 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
2097 loadmodel->num_textures = loadmodel->nummeshes = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = nummatts;
2099 if (numanimkeys != loadmodel->num_bones * loadmodel->numframes)
2100 Host_Error("%s: %s has incorrect number of animation keys", animname, pchunk->id);
2102 loadmodel->data_poses = (float *)Mem_Alloc(loadmodel->mempool, loadmodel->num_poses * sizeof(float[12]));
2103 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
2104 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
2105 loadmodel->data_surfaces = (msurface_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t));
2106 loadmodel->surfacelist = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(int));
2107 loadmodel->data_bones = (aliasbone_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_bones * sizeof(aliasbone_t));
2109 loadmodel->meshlist = (surfmesh_t **)Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t *));
2110 mesh = loadmodel->meshlist[0] = (surfmesh_t *)Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t));
2111 mesh->num_vertices = numvtxw;
2112 mesh->num_triangles = numfaces;
2113 mesh->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
2114 mesh->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
2115 mesh->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
2118 for (index = 0, i = 0;index < nummatts;index++)
2120 // since psk models do not have named sections, reuse their shader name as the section name
2121 if (matts[index].name[0])
2122 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + index, skinfiles, matts[index].name, matts[index].name);
2124 for (j = 0;j < loadmodel->numskins;j++)
2125 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + index + j * loadmodel->num_surfaces, NULL);
2126 loadmodel->surfacelist[index] = index;
2127 loadmodel->data_surfaces[index].groupmesh = loadmodel->meshlist[0];
2128 loadmodel->data_surfaces[index].texture = loadmodel->data_textures + index;
2129 loadmodel->data_surfaces[index].num_firstvertex = 0;
2130 loadmodel->data_surfaces[index].num_vertices = loadmodel->meshlist[0]->num_vertices;
2133 // copy over the texcoords
2134 for (index = 0;index < numvtxw;index++)
2136 mesh->data_texcoordtexture2f[index*2+0] = vtxw[index].texcoord[0];
2137 mesh->data_texcoordtexture2f[index*2+1] = vtxw[index].texcoord[1];
2140 // loading the faces is complicated because we need to sort them into surfaces by mattindex
2141 for (index = 0;index < numfaces;index++)
2142 loadmodel->data_surfaces[faces[index].mattindex].num_triangles++;
2143 for (index = 0, i = 0;index < nummatts;index++)
2145 loadmodel->data_surfaces[index].num_firsttriangle = i;
2146 i += loadmodel->data_surfaces[index].num_triangles;
2147 loadmodel->data_surfaces[index].num_triangles = 0;
2149 for (index = 0;index < numfaces;index++)
2151 i = (loadmodel->data_surfaces[faces[index].mattindex].num_firsttriangle + loadmodel->data_surfaces[faces[index].mattindex].num_triangles++)*3;
2152 mesh->data_element3i[i+0] = faces[index].vtxwindex[0];
2153 mesh->data_element3i[i+1] = faces[index].vtxwindex[1];
2154 mesh->data_element3i[i+2] = faces[index].vtxwindex[2];
2157 // copy over the bones
2158 for (index = 0;index < numbones;index++)
2160 strlcpy(loadmodel->data_bones[index].name, bones[index].name, sizeof(loadmodel->data_bones[index].name));
2161 loadmodel->data_bones[index].parent = (index || bones[index].parent > 0) ? bones[index].parent : -1;
2162 if (loadmodel->data_bones[index].parent >= index)
2163 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, index, index);
2166 // build bone-relative vertex weights from the psk point weights
2167 mesh->num_vertexboneweights = 0;
2168 for (index = 0;index < numvtxw;index++)
2169 for (j = 0;j < numrawweights;j++)
2170 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2171 mesh->num_vertexboneweights++;
2172 mesh->data_vertexboneweights = (surfmeshvertexboneweight_t *)Mem_Alloc(loadmodel->mempool, mesh->num_vertexboneweights * sizeof(surfmeshvertexboneweight_t));
2173 mesh->num_vertexboneweights = 0;
2174 for (index = 0;index < numvtxw;index++)
2176 for (j = 0;j < numrawweights;j++)
2178 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2180 matrix4x4_t matrix, inversematrix;
2181 mesh->data_vertexboneweights[mesh->num_vertexboneweights].vertexindex = index;
2182 mesh->data_vertexboneweights[mesh->num_vertexboneweights].boneindex = rawweights[j].boneindex;
2183 mesh->data_vertexboneweights[mesh->num_vertexboneweights].weight = rawweights[j].weight;
2184 matrix = identitymatrix;
2185 for (i = rawweights[j].boneindex;i >= 0;i = loadmodel->data_bones[i].parent)
2187 matrix4x4_t childmatrix, tempmatrix;
2188 Mod_PSKMODEL_AnimKeyToMatrix(bones[i].basepose.origin, bones[i].basepose.quat, &tempmatrix);
2189 childmatrix = matrix;
2190 Matrix4x4_Concat(&matrix, &tempmatrix, &childmatrix);
2192 Matrix4x4_Invert_Simple(&inversematrix, &matrix);
2193 Matrix4x4_Transform(&inversematrix, pnts[rawweights[j].pntsindex].origin, mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin);
2194 VectorScale(mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin, mesh->data_vertexboneweights[mesh->num_vertexboneweights].weight, mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin);
2195 mesh->num_vertexboneweights++;
2200 // set up the animscenes based on the anims
2201 for (index = 0, i = 0;index < numanims;index++)
2203 for (j = 0;j < anims[index].numframes;j++, i++)
2205 dpsnprintf(loadmodel->animscenes[i].name, sizeof(loadmodel->animscenes[i].name), "%s_%d", anims[index].name, j);
2206 loadmodel->animscenes[i].firstframe = i;
2207 loadmodel->animscenes[i].framecount = 1;
2208 loadmodel->animscenes[i].loop = true;
2209 loadmodel->animscenes[i].framerate = 10;
2213 // load the poses from the animkeys
2214 for (index = 0;index < numanimkeys;index++)
2217 Mod_PSKMODEL_AnimKeyToMatrix(animkeys[index].origin, animkeys[index].quat, &matrix);
2218 loadmodel->data_poses[index*12+0] = matrix.m[0][0];
2219 loadmodel->data_poses[index*12+1] = matrix.m[0][1];
2220 loadmodel->data_poses[index*12+2] = matrix.m[0][2];
2221 loadmodel->data_poses[index*12+3] = matrix.m[0][3];
2222 loadmodel->data_poses[index*12+4] = matrix.m[1][0];
2223 loadmodel->data_poses[index*12+5] = matrix.m[1][1];
2224 loadmodel->data_poses[index*12+6] = matrix.m[1][2];
2225 loadmodel->data_poses[index*12+7] = matrix.m[1][3];
2226 loadmodel->data_poses[index*12+8] = matrix.m[2][0];
2227 loadmodel->data_poses[index*12+9] = matrix.m[2][1];
2228 loadmodel->data_poses[index*12+10] = matrix.m[2][2];
2229 loadmodel->data_poses[index*12+11] = matrix.m[2][3];
2232 // compile extra data we want
2233 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
2234 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
2235 Mod_Alias_Mesh_CompileFrameZero(mesh);
2237 Mem_Free(animfilebuffer);