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"};
26 cvar_t r_skeletal_debugbonecomponent = {0, "r_skeletal_debugbonecomponent", "3"};
27 cvar_t r_skeletal_debugbonevalue = {0, "r_skeletal_debugbonevalue", "100"};
28 cvar_t r_skeletal_debugtranslatex = {0, "r_skeletal_debugtranslatex", "1"};
29 cvar_t r_skeletal_debugtranslatey = {0, "r_skeletal_debugtranslatey", "1"};
30 cvar_t r_skeletal_debugtranslatez = {0, "r_skeletal_debugtranslatez", "1"};
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\n", 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 Matrix4x4_CreateIdentity(outmatrix);
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 boxstartmins, const vec3_t boxstartmaxs, const vec3_t boxendmins, const vec3_t boxendmaxs, int hitsupercontentsmask)
204 float segmentmins[3], segmentmaxs[3];
205 frameblend_t frameblend[4];
208 colbrushf_t *thisbrush_start = NULL, *thisbrush_end = NULL;
209 matrix4x4_t startmatrix, endmatrix;
210 memset(trace, 0, sizeof(*trace));
212 trace->realfraction = 1;
213 trace->hitsupercontentsmask = hitsupercontentsmask;
214 segmentmins[0] = min(boxstartmins[0], boxendmins[0]);
215 segmentmins[1] = min(boxstartmins[1], boxendmins[1]);
216 segmentmins[2] = min(boxstartmins[2], boxendmins[2]);
217 segmentmaxs[0] = max(boxstartmaxs[0], boxendmaxs[0]);
218 segmentmaxs[1] = max(boxstartmaxs[1], boxendmaxs[1]);
219 segmentmaxs[2] = max(boxstartmaxs[2], boxendmaxs[2]);
220 linetrace = VectorCompare(boxstartmins, boxstartmaxs) && VectorCompare(boxendmins, boxendmaxs);
223 // box trace, performed as brush trace
224 Matrix4x4_CreateIdentity(&startmatrix);
225 Matrix4x4_CreateIdentity(&endmatrix);
226 thisbrush_start = Collision_BrushForBox(&startmatrix, boxstartmins, boxstartmaxs);
227 thisbrush_end = Collision_BrushForBox(&endmatrix, boxendmins, boxendmaxs);
229 memset(frameblend, 0, sizeof(frameblend));
230 frameblend[0].frame = frame;
231 frameblend[0].lerp = 1;
232 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
234 mesh = surface->groupmesh;
235 Mod_Alias_GetMesh_Vertex3f(model, frameblend, mesh, varray_vertex3f);
237 Collision_TraceLineTriangleMeshFloat(trace, boxstartmins, boxendmins, mesh->num_triangles, mesh->data_element3i, varray_vertex3f, SUPERCONTENTS_SOLID, segmentmins, segmentmaxs);
239 Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, mesh->num_triangles, mesh->data_element3i, varray_vertex3f, SUPERCONTENTS_SOLID, segmentmins, segmentmaxs);
243 static void Mod_CalcAliasModelBBoxes (void)
246 float dist, yawradius, radius;
249 VectorClear(loadmodel->normalmins);
250 VectorClear(loadmodel->normalmaxs);
253 for (meshnum = 0;meshnum < loadmodel->num_surfaces;meshnum++)
255 mesh = loadmodel->meshlist[meshnum];
256 for (vnum = 0, v = mesh->data_morphvertex3f;vnum < mesh->num_vertices * mesh->num_morphframes;vnum++, v += 3)
258 if (loadmodel->normalmins[0] > v[0]) loadmodel->normalmins[0] = v[0];
259 if (loadmodel->normalmins[1] > v[1]) loadmodel->normalmins[1] = v[1];
260 if (loadmodel->normalmins[2] > v[2]) loadmodel->normalmins[2] = v[2];
261 if (loadmodel->normalmaxs[0] < v[0]) loadmodel->normalmaxs[0] = v[0];
262 if (loadmodel->normalmaxs[1] < v[1]) loadmodel->normalmaxs[1] = v[1];
263 if (loadmodel->normalmaxs[2] < v[2]) loadmodel->normalmaxs[2] = v[2];
264 dist = v[0] * v[0] + v[1] * v[1];
265 if (yawradius < dist)
272 radius = sqrt(radius);
273 yawradius = sqrt(yawradius);
274 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -yawradius;
275 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = yawradius;
276 loadmodel->yawmins[2] = loadmodel->normalmins[2];
277 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
278 loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -radius;
279 loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = radius;
280 loadmodel->radius = radius;
281 loadmodel->radius2 = radius * radius;
284 static void Mod_ConvertAliasVerts (int inverts, vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int *vertremap)
288 for (i = 0;i < inverts;i++)
290 if (vertremap[i] < 0 && vertremap[i+inverts] < 0) // only used vertices need apply...
292 temp[0] = v[i].v[0] * scale[0] + translate[0];
293 temp[1] = v[i].v[1] * scale[1] + translate[1];
294 temp[2] = v[i].v[2] * scale[2] + translate[2];
295 j = vertremap[i]; // not onseam
297 VectorCopy(temp, out3f + j * 3);
298 j = vertremap[i+inverts]; // onseam
300 VectorCopy(temp, out3f + j * 3);
304 static void Mod_MDL_LoadFrames (qbyte* datapointer, int inverts, vec3_t scale, vec3_t translate, int *vertremap)
306 int i, f, pose, groupframes;
308 daliasframetype_t *pframetype;
309 daliasframe_t *pinframe;
310 daliasgroup_t *group;
311 daliasinterval_t *intervals;
314 scene = loadmodel->animscenes;
315 for (f = 0;f < loadmodel->numframes;f++)
317 pframetype = (daliasframetype_t *)datapointer;
318 datapointer += sizeof(daliasframetype_t);
319 if (LittleLong (pframetype->type) == ALIAS_SINGLE)
321 // a single frame is still treated as a group
328 group = (daliasgroup_t *)datapointer;
329 datapointer += sizeof(daliasgroup_t);
330 groupframes = LittleLong (group->numframes);
332 // intervals (time per frame)
333 intervals = (daliasinterval_t *)datapointer;
334 datapointer += sizeof(daliasinterval_t) * groupframes;
336 interval = LittleFloat (intervals->interval); // FIXME: support variable framerate groups
337 if (interval < 0.01f)
339 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
344 // get scene name from first frame
345 pinframe = (daliasframe_t *)datapointer;
347 strcpy(scene->name, pinframe->name);
348 scene->firstframe = pose;
349 scene->framecount = groupframes;
350 scene->framerate = 1.0f / interval;
355 for (i = 0;i < groupframes;i++)
357 pinframe = (daliasframe_t *)datapointer;
358 datapointer += sizeof(daliasframe_t);
359 Mod_ConvertAliasVerts(inverts, scale, translate, (trivertx_t *)datapointer, loadmodel->meshlist[0]->data_morphvertex3f + pose * loadmodel->meshlist[0]->num_vertices * 3, vertremap);
360 datapointer += sizeof(trivertx_t) * inverts;
366 static skinframe_t missingskinframe;
367 static void Mod_BuildAliasSkinFromSkinFrame(texture_t *skin, skinframe_t *skinframe)
370 if (skinframe == NULL)
372 skinframe = &missingskinframe;
373 memset(skinframe, 0, sizeof(*skinframe));
374 skinframe->base = r_texture_notexture;
377 skin->skin = *skinframe;
378 skin->currentframe = skin;
379 skin->basematerialflags = MATERIALFLAG_WALL;
381 skin->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_TRANSPARENT;
382 skin->currentmaterialflags = skin->basematerialflags;
385 static void Mod_BuildAliasSkinsFromSkinFiles(texture_t *skin, skinfile_t *skinfile, char *meshname, char *shadername)
388 skinfileitem_t *skinfileitem;
389 skinframe_t tempskinframe;
392 // the skin += loadmodel->num_surfaces part of this is because data_textures on alias models is arranged as [numskins][numsurfaces]
393 for (i = 0;skinfile;skinfile = skinfile->next, i++, skin += loadmodel->num_surfaces)
395 memset(skin, 0, sizeof(*skin));
396 for (skinfileitem = skinfile->items;skinfileitem;skinfileitem = skinfileitem->next)
398 // leave the skin unitialized (nodraw) if the replacement is "common/nodraw" or "textures/common/nodraw"
399 if (!strcmp(skinfileitem->name, meshname) && strcmp(skinfileitem->replacement, "common/nodraw") && strcmp(skinfileitem->replacement, "textures/common/nodraw"))
401 memset(&tempskinframe, 0, sizeof(tempskinframe));
402 if (Mod_LoadSkinFrame(&tempskinframe, skinfileitem->replacement, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
403 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
406 if (cls.state != ca_dedicated)
407 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);
408 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
409 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
412 if (cls.state != ca_dedicated)
413 Con_Printf("failed to load skin \"%s\"\n", shadername);
414 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
423 memset(&tempskinframe, 0, sizeof(tempskinframe));
424 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
425 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
428 if (cls.state != ca_dedicated)
429 Con_Printf("Can't find texture \"%s\" for mesh \"%s\", using grey checkerboard\n", shadername, meshname);
430 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
435 #define BOUNDI(VALUE,MIN,MAX) if (VALUE < MIN || VALUE >= MAX) Host_Error("model %s has an invalid ##VALUE (%d exceeds %d - %d)\n", loadmodel->name, VALUE, MIN, MAX);
436 #define BOUNDF(VALUE,MIN,MAX) if (VALUE < MIN || VALUE >= MAX) Host_Error("model %s has an invalid ##VALUE (%f exceeds %f - %f)\n", loadmodel->name, VALUE, MIN, MAX);
437 void Mod_IDP0_Load(model_t *mod, void *buffer, void *bufferend)
439 int i, j, version, totalskins, skinwidth, skinheight, groupframes, groupskins, numverts;
440 float scales, scalet, scale[3], translate[3], interval;
444 stvert_t *pinstverts;
445 dtriangle_t *pintriangles;
446 daliasskintype_t *pinskintype;
447 daliasskingroup_t *pinskingroup;
448 daliasskininterval_t *pinskinintervals;
449 daliasframetype_t *pinframetype;
450 daliasgroup_t *pinframegroup;
451 qbyte *datapointer, *startframes, *startskins;
452 char name[MAX_QPATH];
453 skinframe_t tempskinframe;
454 animscene_t *tempskinscenes;
455 texture_t *tempaliasskins;
457 int *vertonseam, *vertremap;
458 skinfile_t *skinfiles;
460 datapointer = (qbyte *)buffer;
461 pinmodel = (mdl_t *)datapointer;
462 datapointer += sizeof(mdl_t);
464 version = LittleLong (pinmodel->version);
465 if (version != ALIAS_VERSION)
466 Host_Error ("%s has wrong version number (%i should be %i)",
467 loadmodel->name, version, ALIAS_VERSION);
469 loadmodel->type = mod_alias;
470 loadmodel->DrawSky = NULL;
471 loadmodel->Draw = R_Q1BSP_Draw;
472 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
473 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
474 loadmodel->DrawLight = R_Q1BSP_DrawLight;
475 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
477 loadmodel->num_surfaces = 1;
478 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
479 loadmodel->nummeshes = loadmodel->num_surfaces;
480 data = (qbyte *)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));
481 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
482 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
483 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
484 for (i = 0;i < loadmodel->num_surfaces;i++)
486 loadmodel->surfacelist[i] = i;
487 loadmodel->meshlist[i] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
490 loadmodel->numskins = LittleLong(pinmodel->numskins);
491 BOUNDI(loadmodel->numskins,0,65536);
492 skinwidth = LittleLong (pinmodel->skinwidth);
493 BOUNDI(skinwidth,0,65536);
494 skinheight = LittleLong (pinmodel->skinheight);
495 BOUNDI(skinheight,0,65536);
496 numverts = LittleLong(pinmodel->numverts);
497 BOUNDI(numverts,0,65536);
498 loadmodel->meshlist[0]->num_triangles = LittleLong(pinmodel->numtris);
499 BOUNDI(loadmodel->meshlist[0]->num_triangles,0,65536);
500 loadmodel->numframes = LittleLong(pinmodel->numframes);
501 BOUNDI(loadmodel->numframes,0,65536);
502 loadmodel->synctype = (synctype_t)LittleLong (pinmodel->synctype);
503 BOUNDI(loadmodel->synctype,0,2);
504 loadmodel->flags = LittleLong (pinmodel->flags);
506 for (i = 0;i < 3;i++)
508 scale[i] = LittleFloat (pinmodel->scale[i]);
509 translate[i] = LittleFloat (pinmodel->scale_origin[i]);
512 startskins = datapointer;
514 for (i = 0;i < loadmodel->numskins;i++)
516 pinskintype = (daliasskintype_t *)datapointer;
517 datapointer += sizeof(daliasskintype_t);
518 if (LittleLong(pinskintype->type) == ALIAS_SKIN_SINGLE)
522 pinskingroup = (daliasskingroup_t *)datapointer;
523 datapointer += sizeof(daliasskingroup_t);
524 groupskins = LittleLong(pinskingroup->numskins);
525 datapointer += sizeof(daliasskininterval_t) * groupskins;
528 for (j = 0;j < groupskins;j++)
530 datapointer += skinwidth * skinheight;
535 pinstverts = (stvert_t *)datapointer;
536 datapointer += sizeof(stvert_t) * numverts;
538 pintriangles = (dtriangle_t *)datapointer;
539 datapointer += sizeof(dtriangle_t) * loadmodel->meshlist[0]->num_triangles;
541 startframes = datapointer;
542 loadmodel->meshlist[0]->num_morphframes = 0;
543 for (i = 0;i < loadmodel->numframes;i++)
545 pinframetype = (daliasframetype_t *)datapointer;
546 datapointer += sizeof(daliasframetype_t);
547 if (LittleLong (pinframetype->type) == ALIAS_SINGLE)
551 pinframegroup = (daliasgroup_t *)datapointer;
552 datapointer += sizeof(daliasgroup_t);
553 groupframes = LittleLong(pinframegroup->numframes);
554 datapointer += sizeof(daliasinterval_t) * groupframes;
557 for (j = 0;j < groupframes;j++)
559 datapointer += sizeof(daliasframe_t);
560 datapointer += sizeof(trivertx_t) * numverts;
561 loadmodel->meshlist[0]->num_morphframes++;
565 // store texture coordinates into temporary array, they will be stored
566 // after usage is determined (triangle data)
567 vertst = (float *)Mem_Alloc(tempmempool, numverts * 2 * sizeof(float[2]));
568 vertremap = (int *)Mem_Alloc(tempmempool, numverts * 3 * sizeof(int));
569 vertonseam = vertremap + numverts * 2;
571 scales = 1.0 / skinwidth;
572 scalet = 1.0 / skinheight;
573 for (i = 0;i < numverts;i++)
575 vertonseam[i] = LittleLong(pinstverts[i].onseam);
576 vertst[i*2+0] = (LittleLong(pinstverts[i].s) + 0.5) * scales;
577 vertst[i*2+1] = (LittleLong(pinstverts[i].t) + 0.5) * scalet;
578 vertst[(i+numverts)*2+0] = vertst[i*2+0] + 0.5;
579 vertst[(i+numverts)*2+1] = vertst[i*2+1];
582 // load triangle data
583 loadmodel->meshlist[0]->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->meshlist[0]->num_triangles);
585 // read the triangle elements
586 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
587 for (j = 0;j < 3;j++)
588 loadmodel->meshlist[0]->data_element3i[i*3+j] = LittleLong(pintriangles[i].vertindex[j]);
589 // validate (note numverts is used because this is the original data)
590 Mod_ValidateElements(loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles, numverts, __FILE__, __LINE__);
591 // now butcher the elements according to vertonseam and tri->facesfront
592 // and then compact the vertex set to remove duplicates
593 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
594 if (!LittleLong(pintriangles[i].facesfront)) // backface
595 for (j = 0;j < 3;j++)
596 if (vertonseam[loadmodel->meshlist[0]->data_element3i[i*3+j]])
597 loadmodel->meshlist[0]->data_element3i[i*3+j] += numverts;
599 // (this uses vertremap to count usage to save some memory)
600 for (i = 0;i < numverts*2;i++)
602 for (i = 0;i < loadmodel->meshlist[0]->num_triangles*3;i++)
603 vertremap[loadmodel->meshlist[0]->data_element3i[i]]++;
604 // build remapping table and compact array
605 loadmodel->meshlist[0]->num_vertices = 0;
606 for (i = 0;i < numverts*2;i++)
610 vertremap[i] = loadmodel->meshlist[0]->num_vertices;
611 vertst[loadmodel->meshlist[0]->num_vertices*2+0] = vertst[i*2+0];
612 vertst[loadmodel->meshlist[0]->num_vertices*2+1] = vertst[i*2+1];
613 loadmodel->meshlist[0]->num_vertices++;
616 vertremap[i] = -1; // not used at all
618 // remap the elements to the new vertex set
619 for (i = 0;i < loadmodel->meshlist[0]->num_triangles * 3;i++)
620 loadmodel->meshlist[0]->data_element3i[i] = vertremap[loadmodel->meshlist[0]->data_element3i[i]];
621 // store the texture coordinates
622 loadmodel->meshlist[0]->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[2]) * loadmodel->meshlist[0]->num_vertices);
623 for (i = 0;i < loadmodel->meshlist[0]->num_vertices;i++)
625 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+0] = vertst[i*2+0];
626 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+1] = vertst[i*2+1];
630 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
631 loadmodel->meshlist[0]->data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * loadmodel->meshlist[0]->num_morphframes * loadmodel->meshlist[0]->num_vertices);
632 loadmodel->meshlist[0]->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
633 Mod_MDL_LoadFrames (startframes, numverts, scale, translate, vertremap);
634 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
635 Mod_CalcAliasModelBBoxes();
636 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
642 skinfiles = Mod_LoadSkinFiles();
643 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
644 loadmodel->num_textures = loadmodel->num_surfaces;
645 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
648 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
649 Mod_FreeSkinFiles(skinfiles);
650 for (i = 0;i < loadmodel->numskins;i++)
652 loadmodel->skinscenes[i].firstframe = i;
653 loadmodel->skinscenes[i].framecount = 1;
654 loadmodel->skinscenes[i].loop = true;
655 loadmodel->skinscenes[i].framerate = 10;
661 datapointer = startskins;
662 for (i = 0;i < loadmodel->numskins;i++)
664 pinskintype = (daliasskintype_t *)datapointer;
665 datapointer += sizeof(daliasskintype_t);
667 if (pinskintype->type == ALIAS_SKIN_SINGLE)
674 pinskingroup = (daliasskingroup_t *)datapointer;
675 datapointer += sizeof(daliasskingroup_t);
677 groupskins = LittleLong (pinskingroup->numskins);
679 pinskinintervals = (daliasskininterval_t *)datapointer;
680 datapointer += sizeof(daliasskininterval_t) * groupskins;
682 interval = LittleFloat(pinskinintervals[0].interval);
683 if (interval < 0.01f)
685 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
690 sprintf(loadmodel->skinscenes[i].name, "skin %i", i);
691 loadmodel->skinscenes[i].firstframe = totalskins;
692 loadmodel->skinscenes[i].framecount = groupskins;
693 loadmodel->skinscenes[i].framerate = 1.0f / interval;
694 loadmodel->skinscenes[i].loop = true;
696 for (j = 0;j < groupskins;j++)
699 sprintf (name, "%s_%i_%i", loadmodel->name, i, j);
701 sprintf (name, "%s_%i", loadmodel->name, i);
702 if (!Mod_LoadSkinFrame(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
703 Mod_LoadSkinFrame_Internal(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, r_fullbrights.integer, (qbyte *)datapointer, skinwidth, skinheight);
704 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
705 datapointer += skinwidth * skinheight;
709 // check for skins that don't exist in the model, but do exist as external images
710 // (this was added because yummyluv kept pestering me about support for it)
711 while (Mod_LoadSkinFrame(&tempskinframe, va("%s_%i", loadmodel->name, loadmodel->numskins), (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
713 // expand the arrays to make room
714 tempskinscenes = loadmodel->skinscenes;
715 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
716 memcpy(loadmodel->skinscenes, tempskinscenes, loadmodel->numskins * sizeof(animscene_t));
717 Mem_Free(tempskinscenes);
719 tempaliasskins = loadmodel->data_textures;
720 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * (totalskins + 1) * sizeof(texture_t));
721 memcpy(loadmodel->data_textures, tempaliasskins, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
722 Mem_Free(tempaliasskins);
724 // store the info about the new skin
725 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
726 strcpy(loadmodel->skinscenes[loadmodel->numskins].name, name);
727 loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
728 loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
729 loadmodel->skinscenes[loadmodel->numskins].framerate = 10.0f;
730 loadmodel->skinscenes[loadmodel->numskins].loop = true;
732 //increase skin counts
733 loadmodel->numskins++;
738 surface = loadmodel->data_surfaces;
739 surface->texture = loadmodel->data_textures;
740 surface->groupmesh = loadmodel->meshlist[0];
741 surface->num_firsttriangle = 0;
742 surface->num_triangles = surface->groupmesh->num_triangles;
743 surface->num_firstvertex = 0;
744 surface->num_vertices = surface->groupmesh->num_vertices;
747 static void Mod_MD2_ConvertVerts (vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int numverts, int *vertremap)
751 for (i = 0;i < numverts;i++, out3f += 3)
753 in = v + vertremap[i];
754 out3f[0] = in->v[0] * scale[0] + translate[0];
755 out3f[1] = in->v[1] * scale[1] + translate[1];
756 out3f[2] = in->v[2] * scale[2] + translate[2];
760 void Mod_IDP2_Load(model_t *mod, void *buffer, void *bufferend)
762 int i, j, k, hashindex, num, numxyz, numst, xyz, st, skinwidth, skinheight, *vertremap, version, end, numverts;
763 float *stverts, s, t, scale[3], translate[3];
767 qbyte *base, *datapointer;
768 md2frame_t *pinframe;
770 md2triangle_t *intri;
771 unsigned short *inst;
774 struct md2verthash_s *next;
778 *hash, **md2verthash, *md2verthashdata;
779 skinframe_t tempskinframe;
780 skinfile_t *skinfiles;
782 pinmodel = (md2_t *)buffer;
783 base = (qbyte *)buffer;
785 version = LittleLong (pinmodel->version);
786 if (version != MD2ALIAS_VERSION)
787 Host_Error ("%s has wrong version number (%i should be %i)",
788 loadmodel->name, version, MD2ALIAS_VERSION);
790 loadmodel->type = mod_alias;
791 loadmodel->DrawSky = NULL;
792 loadmodel->Draw = R_Q1BSP_Draw;
793 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
794 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
795 loadmodel->DrawLight = R_Q1BSP_DrawLight;
796 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
798 if (LittleLong(pinmodel->num_tris) < 1 || LittleLong(pinmodel->num_tris) > 65536)
799 Host_Error ("%s has invalid number of triangles: %i", loadmodel->name, LittleLong(pinmodel->num_tris));
800 if (LittleLong(pinmodel->num_xyz) < 1 || LittleLong(pinmodel->num_xyz) > 65536)
801 Host_Error ("%s has invalid number of vertices: %i", loadmodel->name, LittleLong(pinmodel->num_xyz));
802 if (LittleLong(pinmodel->num_frames) < 1 || LittleLong(pinmodel->num_frames) > 65536)
803 Host_Error ("%s has invalid number of frames: %i", loadmodel->name, LittleLong(pinmodel->num_frames));
804 if (LittleLong(pinmodel->num_skins) < 0 || LittleLong(pinmodel->num_skins) > 256)
805 Host_Error ("%s has invalid number of skins: %i", loadmodel->name, LittleLong(pinmodel->num_skins));
807 end = LittleLong(pinmodel->ofs_end);
808 if (LittleLong(pinmodel->num_skins) >= 1 && (LittleLong(pinmodel->ofs_skins) <= 0 || LittleLong(pinmodel->ofs_skins) >= end))
809 Host_Error ("%s is not a valid model", loadmodel->name);
810 if (LittleLong(pinmodel->ofs_st) <= 0 || LittleLong(pinmodel->ofs_st) >= end)
811 Host_Error ("%s is not a valid model", loadmodel->name);
812 if (LittleLong(pinmodel->ofs_tris) <= 0 || LittleLong(pinmodel->ofs_tris) >= end)
813 Host_Error ("%s is not a valid model", loadmodel->name);
814 if (LittleLong(pinmodel->ofs_frames) <= 0 || LittleLong(pinmodel->ofs_frames) >= end)
815 Host_Error ("%s is not a valid model", loadmodel->name);
816 if (LittleLong(pinmodel->ofs_glcmds) <= 0 || LittleLong(pinmodel->ofs_glcmds) >= end)
817 Host_Error ("%s is not a valid model", loadmodel->name);
819 loadmodel->num_surfaces = 1;
820 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
821 loadmodel->nummeshes = loadmodel->num_surfaces;
822 data = (qbyte *)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));
823 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
824 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
825 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
826 for (i = 0;i < loadmodel->num_surfaces;i++)
828 loadmodel->surfacelist[i] = i;
829 loadmodel->meshlist[i] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
832 loadmodel->numskins = LittleLong(pinmodel->num_skins);
833 numxyz = LittleLong(pinmodel->num_xyz);
834 numst = LittleLong(pinmodel->num_st);
835 loadmodel->meshlist[0]->num_triangles = LittleLong(pinmodel->num_tris);
836 loadmodel->numframes = LittleLong(pinmodel->num_frames);
837 loadmodel->meshlist[0]->num_morphframes = loadmodel->numframes;
838 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
840 loadmodel->flags = 0; // there are no MD2 flags
841 loadmodel->synctype = ST_RAND;
844 inskin = (char *)(base + LittleLong(pinmodel->ofs_skins));
845 skinfiles = Mod_LoadSkinFiles();
848 loadmodel->num_textures = loadmodel->num_surfaces;
849 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
850 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
851 Mod_FreeSkinFiles(skinfiles);
853 else if (loadmodel->numskins)
855 // skins found (most likely not a player model)
856 loadmodel->num_textures = loadmodel->num_surfaces;
857 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
858 for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
860 if (Mod_LoadSkinFrame(&tempskinframe, inskin, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
861 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, &tempskinframe);
864 Con_Printf("%s is missing skin \"%s\"\n", loadmodel->name, inskin);
865 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, NULL);
871 // no skins (most likely a player model)
872 loadmodel->numskins = 1;
873 loadmodel->num_textures = loadmodel->num_surfaces;
874 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
875 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures, NULL);
878 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
879 for (i = 0;i < loadmodel->numskins;i++)
881 loadmodel->skinscenes[i].firstframe = i;
882 loadmodel->skinscenes[i].framecount = 1;
883 loadmodel->skinscenes[i].loop = true;
884 loadmodel->skinscenes[i].framerate = 10;
887 // load the triangles and stvert data
888 inst = (unsigned short *)(base + LittleLong(pinmodel->ofs_st));
889 intri = (md2triangle_t *)(base + LittleLong(pinmodel->ofs_tris));
890 skinwidth = LittleLong(pinmodel->skinwidth);
891 skinheight = LittleLong(pinmodel->skinheight);
893 stverts = (float *)Mem_Alloc(tempmempool, numst * sizeof(float[2]));
894 s = 1.0f / skinwidth;
895 t = 1.0f / skinheight;
896 for (i = 0;i < numst;i++)
898 j = (unsigned short) LittleShort(inst[i*2+0]);
899 k = (unsigned short) LittleShort(inst[i*2+1]);
900 if (j >= skinwidth || k >= skinheight)
902 Con_Printf("%s has an invalid skin coordinate (%i %i) on vert %i, changing to 0 0\n", loadmodel->name, j, k, i);
906 stverts[i*2+0] = j * s;
907 stverts[i*2+1] = k * t;
910 md2verthash = (struct md2verthash_s **)Mem_Alloc(tempmempool, 256 * sizeof(hash));
911 md2verthashdata = (struct md2verthash_s *)Mem_Alloc(tempmempool, loadmodel->meshlist[0]->num_triangles * 3 * sizeof(*hash));
912 // swap the triangle list
914 loadmodel->meshlist[0]->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
915 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
917 for (j = 0;j < 3;j++)
919 xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
920 st = (unsigned short) LittleShort (intri[i].index_st[j]);
923 Con_Printf("%s has an invalid xyz index (%i) on triangle %i, resetting to 0\n", loadmodel->name, xyz, i);
928 Con_Printf("%s has an invalid st index (%i) on triangle %i, resetting to 0\n", loadmodel->name, st, i);
933 hashindex = (xyz * 17 + st) & 255;
934 for (hash = md2verthash[hashindex];hash;hash = hash->next)
935 if (hash->xyz == xyz && hash->st[0] == s && hash->st[1] == t)
939 hash = md2verthashdata + num++;
943 hash->next = md2verthash[hashindex];
944 md2verthash[hashindex] = hash;
946 loadmodel->meshlist[0]->data_element3i[i*3+j] = (hash - md2verthashdata);
953 loadmodel->meshlist[0]->num_vertices = numverts;
954 vertremap = (int *)Mem_Alloc(loadmodel->mempool, num * sizeof(int));
955 loadmodel->meshlist[0]->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, num * sizeof(float[2]));
956 for (i = 0;i < num;i++)
958 hash = md2verthashdata + i;
959 vertremap[i] = hash->xyz;
960 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+0] = hash->st[0];
961 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+1] = hash->st[1];
964 Mem_Free(md2verthash);
965 Mem_Free(md2verthashdata);
968 datapointer = (base + LittleLong(pinmodel->ofs_frames));
969 loadmodel->meshlist[0]->data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, numverts * loadmodel->meshlist[0]->num_morphframes * sizeof(float[3]));
970 for (i = 0;i < loadmodel->meshlist[0]->num_morphframes;i++)
972 pinframe = (md2frame_t *)datapointer;
973 datapointer += sizeof(md2frame_t);
974 for (j = 0;j < 3;j++)
976 scale[j] = LittleFloat(pinframe->scale[j]);
977 translate[j] = LittleFloat(pinframe->translate[j]);
979 Mod_MD2_ConvertVerts(scale, translate, (trivertx_t *)datapointer, loadmodel->meshlist[0]->data_morphvertex3f + i * numverts * 3, numverts, vertremap);
980 datapointer += numxyz * sizeof(trivertx_t);
982 strcpy(loadmodel->animscenes[i].name, pinframe->name);
983 loadmodel->animscenes[i].firstframe = i;
984 loadmodel->animscenes[i].framecount = 1;
985 loadmodel->animscenes[i].framerate = 10;
986 loadmodel->animscenes[i].loop = true;
991 loadmodel->meshlist[0]->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
992 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
993 Mod_CalcAliasModelBBoxes();
994 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
996 surface = loadmodel->data_surfaces;
997 surface->groupmesh = loadmodel->meshlist[0];
998 surface->texture = loadmodel->data_textures;
999 surface->num_firsttriangle = 0;
1000 surface->num_triangles = surface->groupmesh->num_triangles;
1001 surface->num_firstvertex = 0;
1002 surface->num_vertices = surface->groupmesh->num_vertices;
1005 void Mod_IDP3_Load(model_t *mod, void *buffer, void *bufferend)
1007 int i, j, k, version;
1009 msurface_t *surface;
1011 md3modelheader_t *pinmodel;
1012 md3frameinfo_t *pinframe;
1015 skinfile_t *skinfiles;
1017 pinmodel = (md3modelheader_t *)buffer;
1019 if (memcmp(pinmodel->identifier, "IDP3", 4))
1020 Host_Error ("%s is not a MD3 (IDP3) file\n", loadmodel->name);
1021 version = LittleLong (pinmodel->version);
1022 if (version != MD3VERSION)
1023 Host_Error ("%s has wrong version number (%i should be %i)",
1024 loadmodel->name, version, MD3VERSION);
1026 skinfiles = Mod_LoadSkinFiles();
1027 if (loadmodel->numskins < 1)
1028 loadmodel->numskins = 1;
1030 loadmodel->type = mod_alias;
1031 loadmodel->DrawSky = NULL;
1032 loadmodel->Draw = R_Q1BSP_Draw;
1033 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1034 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1035 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1036 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1037 loadmodel->flags = LittleLong(pinmodel->flags);
1038 loadmodel->synctype = ST_RAND;
1040 // set up some global info about the model
1041 loadmodel->numframes = LittleLong(pinmodel->num_frames);
1042 loadmodel->num_surfaces = LittleLong(pinmodel->num_meshes);
1044 // make skinscenes for the skins (no groups)
1045 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1046 for (i = 0;i < loadmodel->numskins;i++)
1048 loadmodel->skinscenes[i].firstframe = i;
1049 loadmodel->skinscenes[i].framecount = 1;
1050 loadmodel->skinscenes[i].loop = true;
1051 loadmodel->skinscenes[i].framerate = 10;
1055 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
1056 for (i = 0, pinframe = (md3frameinfo_t *)((qbyte *)pinmodel + LittleLong(pinmodel->lump_frameinfo));i < loadmodel->numframes;i++, pinframe++)
1058 strcpy(loadmodel->animscenes[i].name, pinframe->name);
1059 loadmodel->animscenes[i].firstframe = i;
1060 loadmodel->animscenes[i].framecount = 1;
1061 loadmodel->animscenes[i].framerate = 10;
1062 loadmodel->animscenes[i].loop = true;
1066 loadmodel->num_tagframes = loadmodel->numframes;
1067 loadmodel->num_tags = LittleLong(pinmodel->num_tags);
1068 loadmodel->data_tags = (aliastag_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_tagframes * loadmodel->num_tags * sizeof(aliastag_t));
1069 for (i = 0, pintag = (md3tag_t *)((qbyte *)pinmodel + LittleLong(pinmodel->lump_tags));i < loadmodel->num_tagframes * loadmodel->num_tags;i++, pintag++)
1071 strcpy(loadmodel->data_tags[i].name, pintag->name);
1072 Matrix4x4_CreateIdentity(&loadmodel->data_tags[i].matrix);
1073 for (j = 0;j < 3;j++)
1075 for (k = 0;k < 3;k++)
1076 loadmodel->data_tags[i].matrix.m[j][k] = LittleFloat(pintag->rotationmatrix[k * 3 + j]);
1077 loadmodel->data_tags[i].matrix.m[j][3] = LittleFloat(pintag->origin[j]);
1079 //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);
1083 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1084 loadmodel->nummeshes = loadmodel->num_surfaces;
1085 loadmodel->num_textures = loadmodel->num_surfaces;
1086 data = (qbyte *)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));
1087 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1088 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1089 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
1090 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1091 for (i = 0;i < loadmodel->num_surfaces;i++)
1093 loadmodel->surfacelist[i] = i;
1094 loadmodel->meshlist[i] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
1096 for (i = 0, pinmesh = (md3mesh_t *)((qbyte *)pinmodel + LittleLong(pinmodel->lump_meshes));i < loadmodel->num_surfaces;i++, pinmesh = (md3mesh_t *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_end)))
1098 if (memcmp(pinmesh->identifier, "IDP3", 4))
1099 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)\n");
1100 mesh = loadmodel->meshlist[i];
1101 mesh->num_morphframes = LittleLong(pinmesh->num_frames);
1102 mesh->num_vertices = LittleLong(pinmesh->num_vertices);
1103 mesh->num_triangles = LittleLong(pinmesh->num_triangles);
1104 mesh->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1105 mesh->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1106 mesh->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
1107 mesh->data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, mesh->num_vertices * mesh->num_morphframes * sizeof(float[3]));
1108 for (j = 0;j < mesh->num_triangles * 3;j++)
1109 mesh->data_element3i[j] = LittleLong(((int *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_elements)))[j]);
1110 for (j = 0;j < mesh->num_vertices;j++)
1112 mesh->data_texcoordtexture2f[j * 2 + 0] = LittleFloat(((float *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 0]);
1113 mesh->data_texcoordtexture2f[j * 2 + 1] = LittleFloat(((float *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 1]);
1115 for (j = 0;j < mesh->num_vertices * mesh->num_morphframes;j++)
1117 mesh->data_morphvertex3f[j * 3 + 0] = LittleShort(((short *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 0]) * (1.0f / 64.0f);
1118 mesh->data_morphvertex3f[j * 3 + 1] = LittleShort(((short *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 1]) * (1.0f / 64.0f);
1119 mesh->data_morphvertex3f[j * 3 + 2] = LittleShort(((short *)((qbyte *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 2]) * (1.0f / 64.0f);
1122 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
1123 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
1124 Mod_Alias_Mesh_CompileFrameZero(mesh);
1126 if (LittleLong(pinmesh->num_shaders) >= 1)
1127 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, pinmesh->name, ((md3shader_t *)((qbyte *) pinmesh + LittleLong(pinmesh->lump_shaders)))->name);
1129 for (j = 0;j < loadmodel->numskins;j++)
1130 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1132 surface = loadmodel->data_surfaces + i;
1133 surface->groupmesh = mesh;
1134 surface->texture = loadmodel->data_textures + i;
1135 surface->num_firsttriangle = 0;
1136 surface->num_triangles = mesh->num_triangles;
1137 surface->num_firstvertex = 0;
1138 surface->num_vertices = mesh->num_vertices;
1140 Mod_CalcAliasModelBBoxes();
1141 Mod_FreeSkinFiles(skinfiles);
1144 void Mod_ZYMOTICMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1146 zymtype1header_t *pinmodel, *pheader;
1148 int i, j, k, l, numposes, *bonecount, *vertbonecounts, count, *renderlist, *renderlistend, *outelements, *remapvertices;
1149 float modelradius, corner[2], *poses, *intexcoord2f, *outtexcoord2f;
1150 zymvertex_t *verts, *vertdata;
1154 skinfile_t *skinfiles;
1156 msurface_t *surface;
1159 pinmodel = (zymtype1header_t *)buffer;
1160 pbase = (qbyte *)buffer;
1161 if (memcmp(pinmodel->id, "ZYMOTICMODEL", 12))
1162 Host_Error ("Mod_ZYMOTICMODEL_Load: %s is not a zymotic model\n");
1163 if (BigLong(pinmodel->type) != 1)
1164 Host_Error ("Mod_ZYMOTICMODEL_Load: only type 1 (skeletal pose) models are currently supported (name = %s)\n", loadmodel->name);
1166 loadmodel->type = mod_alias;
1167 loadmodel->DrawSky = NULL;
1168 loadmodel->Draw = R_Q1BSP_Draw;
1169 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1170 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1171 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1172 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1173 loadmodel->flags = 0; // there are no flags on zym models
1174 loadmodel->synctype = ST_RAND;
1178 pheader->type = BigLong(pinmodel->type);
1179 pheader->filesize = BigLong(pinmodel->filesize);
1180 pheader->mins[0] = BigFloat(pinmodel->mins[0]);
1181 pheader->mins[1] = BigFloat(pinmodel->mins[1]);
1182 pheader->mins[2] = BigFloat(pinmodel->mins[2]);
1183 pheader->maxs[0] = BigFloat(pinmodel->maxs[0]);
1184 pheader->maxs[1] = BigFloat(pinmodel->maxs[1]);
1185 pheader->maxs[2] = BigFloat(pinmodel->maxs[2]);
1186 pheader->radius = BigFloat(pinmodel->radius);
1187 pheader->numverts = BigLong(pinmodel->numverts);
1188 pheader->numtris = BigLong(pinmodel->numtris);
1189 pheader->numshaders = BigLong(pinmodel->numshaders);
1190 pheader->numbones = BigLong(pinmodel->numbones);
1191 pheader->numscenes = BigLong(pinmodel->numscenes);
1192 pheader->lump_scenes.start = BigLong(pinmodel->lump_scenes.start);
1193 pheader->lump_scenes.length = BigLong(pinmodel->lump_scenes.length);
1194 pheader->lump_poses.start = BigLong(pinmodel->lump_poses.start);
1195 pheader->lump_poses.length = BigLong(pinmodel->lump_poses.length);
1196 pheader->lump_bones.start = BigLong(pinmodel->lump_bones.start);
1197 pheader->lump_bones.length = BigLong(pinmodel->lump_bones.length);
1198 pheader->lump_vertbonecounts.start = BigLong(pinmodel->lump_vertbonecounts.start);
1199 pheader->lump_vertbonecounts.length = BigLong(pinmodel->lump_vertbonecounts.length);
1200 pheader->lump_verts.start = BigLong(pinmodel->lump_verts.start);
1201 pheader->lump_verts.length = BigLong(pinmodel->lump_verts.length);
1202 pheader->lump_texcoords.start = BigLong(pinmodel->lump_texcoords.start);
1203 pheader->lump_texcoords.length = BigLong(pinmodel->lump_texcoords.length);
1204 pheader->lump_render.start = BigLong(pinmodel->lump_render.start);
1205 pheader->lump_render.length = BigLong(pinmodel->lump_render.length);
1206 pheader->lump_shaders.start = BigLong(pinmodel->lump_shaders.start);
1207 pheader->lump_shaders.length = BigLong(pinmodel->lump_shaders.length);
1208 pheader->lump_trizone.start = BigLong(pinmodel->lump_trizone.start);
1209 pheader->lump_trizone.length = BigLong(pinmodel->lump_trizone.length);
1211 loadmodel->numframes = pheader->numscenes;
1212 loadmodel->num_surfaces = pheader->numshaders;
1214 skinfiles = Mod_LoadSkinFiles();
1215 if (loadmodel->numskins < 1)
1216 loadmodel->numskins = 1;
1218 // make skinscenes for the skins (no groups)
1219 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1220 for (i = 0;i < loadmodel->numskins;i++)
1222 loadmodel->skinscenes[i].firstframe = i;
1223 loadmodel->skinscenes[i].framecount = 1;
1224 loadmodel->skinscenes[i].loop = true;
1225 loadmodel->skinscenes[i].framerate = 10;
1229 modelradius = pheader->radius;
1230 for (i = 0;i < 3;i++)
1232 loadmodel->normalmins[i] = pheader->mins[i];
1233 loadmodel->normalmaxs[i] = pheader->maxs[i];
1234 loadmodel->rotatedmins[i] = -modelradius;
1235 loadmodel->rotatedmaxs[i] = modelradius;
1237 corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
1238 corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
1239 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
1240 if (loadmodel->yawmaxs[0] > modelradius)
1241 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
1242 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
1243 loadmodel->yawmins[2] = loadmodel->normalmins[2];
1244 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
1245 loadmodel->radius = modelradius;
1246 loadmodel->radius2 = modelradius * modelradius;
1248 // go through the lumps, swapping things
1250 //zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
1251 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
1252 scene = (zymscene_t *) (pheader->lump_scenes.start + pbase);
1253 numposes = pheader->lump_poses.length / pheader->numbones / sizeof(float[3][4]);
1254 for (i = 0;i < pheader->numscenes;i++)
1256 memcpy(loadmodel->animscenes[i].name, scene->name, 32);
1257 loadmodel->animscenes[i].firstframe = BigLong(scene->start);
1258 loadmodel->animscenes[i].framecount = BigLong(scene->length);
1259 loadmodel->animscenes[i].framerate = BigFloat(scene->framerate);
1260 loadmodel->animscenes[i].loop = (BigLong(scene->flags) & ZYMSCENEFLAG_NOLOOP) == 0;
1261 if ((unsigned int) loadmodel->animscenes[i].firstframe >= (unsigned int) numposes)
1262 Host_Error("%s scene->firstframe (%i) >= numposes (%i)\n", loadmodel->name, loadmodel->animscenes[i].firstframe, numposes);
1263 if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > (unsigned int) numposes)
1264 Host_Error("%s scene->firstframe (%i) + framecount (%i) >= numposes (%i)\n", loadmodel->name, loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
1265 if (loadmodel->animscenes[i].framerate < 0)
1266 Host_Error("%s scene->framerate (%f) < 0\n", loadmodel->name, loadmodel->animscenes[i].framerate);
1270 //zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
1271 loadmodel->num_poses = pheader->lump_poses.length / sizeof(float[3][4]);
1272 loadmodel->data_poses = (float *)Mem_Alloc(loadmodel->mempool, pheader->lump_poses.length);
1273 poses = (float *) (pheader->lump_poses.start + pbase);
1274 for (i = 0;i < pheader->lump_poses.length / 4;i++)
1275 loadmodel->data_poses[i] = BigFloat(poses[i]);
1277 //zymlump_t lump_bones; // zymbone_t bone[numbones];
1278 loadmodel->num_bones = pheader->numbones;
1279 loadmodel->data_bones = (aliasbone_t *)Mem_Alloc(loadmodel->mempool, pheader->numbones * sizeof(aliasbone_t));
1280 bone = (zymbone_t *) (pheader->lump_bones.start + pbase);
1281 for (i = 0;i < pheader->numbones;i++)
1283 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1284 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1285 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1286 if (loadmodel->data_bones[i].parent >= i)
1287 Host_Error("%s bone[%i].parent >= %i\n", loadmodel->name, i, i);
1290 //zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
1291 vertbonecounts = (int *)Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1292 bonecount = (int *) (pheader->lump_vertbonecounts.start + pbase);
1293 for (i = 0;i < pheader->numverts;i++)
1295 vertbonecounts[i] = BigLong(bonecount[i]);
1296 if (vertbonecounts[i] < 1)
1297 Host_Error("%s bonecount[%i] < 1\n", loadmodel->name, i);
1300 //zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
1301 verts = (zymvertex_t *)Mem_Alloc(loadmodel->mempool, pheader->lump_verts.length);
1302 vertdata = (zymvertex_t *) (pheader->lump_verts.start + pbase);
1303 for (i = 0;i < pheader->lump_verts.length / (int) sizeof(zymvertex_t);i++)
1305 verts[i].bonenum = BigLong(vertdata[i].bonenum);
1306 verts[i].origin[0] = BigFloat(vertdata[i].origin[0]);
1307 verts[i].origin[1] = BigFloat(vertdata[i].origin[1]);
1308 verts[i].origin[2] = BigFloat(vertdata[i].origin[2]);
1311 //zymlump_t lump_texcoords; // float texcoords[numvertices][2];
1312 outtexcoord2f = (float *)Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(float[2]));
1313 intexcoord2f = (float *) (pheader->lump_texcoords.start + pbase);
1314 for (i = 0;i < pheader->numverts;i++)
1316 outtexcoord2f[i*2+0] = BigFloat(intexcoord2f[i*2+0]);
1317 // flip T coordinate for OpenGL
1318 outtexcoord2f[i*2+1] = 1 - BigFloat(intexcoord2f[i*2+1]);
1321 //zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
1322 //loadmodel->alias.zymdata_trizone = Mem_Alloc(loadmodel->mempool, pheader->numtris);
1323 //memcpy(loadmodel->alias.zymdata_trizone, (void *) (pheader->lump_trizone.start + pbase), pheader->numtris);
1325 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1326 loadmodel->nummeshes = loadmodel->num_surfaces;
1327 loadmodel->num_textures = loadmodel->num_surfaces;
1328 data = (qbyte *)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));
1329 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1330 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1331 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
1332 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1333 for (i = 0;i < loadmodel->num_surfaces;i++)
1335 loadmodel->surfacelist[i] = i;
1336 loadmodel->meshlist[i] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
1339 //zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
1340 //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)
1341 // byteswap, validate, and swap winding order of tris
1342 count = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
1343 if (pheader->lump_render.length != count)
1344 Host_Error("%s renderlist is wrong size (%i bytes, should be %i bytes)\n", loadmodel->name, pheader->lump_render.length, count);
1345 renderlist = (int *) (pheader->lump_render.start + pbase);
1346 renderlistend = (int *) ((qbyte *) renderlist + pheader->lump_render.length);
1347 for (i = 0;i < loadmodel->num_surfaces;i++)
1349 if (renderlist >= renderlistend)
1350 Host_Error("%s corrupt renderlist (wrong size)\n", loadmodel->name);
1351 count = BigLong(*renderlist);renderlist++;
1352 if (renderlist + count * 3 > renderlistend || (i == pheader->numshaders - 1 && renderlist + count * 3 != renderlistend))
1353 Host_Error("%s corrupt renderlist (wrong size)\n", loadmodel->name);
1354 mesh = loadmodel->meshlist[i];
1355 mesh->num_triangles = count;
1356 mesh->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1357 mesh->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1358 outelements = mesh->data_element3i;
1359 for (j = 0;j < mesh->num_triangles;j++)
1361 outelements[2] = BigLong(renderlist[0]);
1362 outelements[1] = BigLong(renderlist[1]);
1363 outelements[0] = BigLong(renderlist[2]);
1364 if ((unsigned int)outelements[0] >= (unsigned int)pheader->numverts
1365 || (unsigned int)outelements[1] >= (unsigned int)pheader->numverts
1366 || (unsigned int)outelements[2] >= (unsigned int)pheader->numverts)
1367 Host_Error("%s corrupt renderlist (out of bounds index)\n", loadmodel->name);
1368 if (vertbonecounts[outelements[0]] == 0 || vertbonecounts[outelements[1]] == 0 || vertbonecounts[outelements[2]] == 0)
1369 Host_Error("%s corrupt renderlist (references vertex with no bone weights\n", loadmodel->name);
1373 remapvertices = (int *)Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1374 mesh->num_vertices = Mod_BuildVertexRemapTableFromElements(mesh->num_triangles * 3, mesh->data_element3i, pheader->numverts, remapvertices);
1375 for (j = 0;j < mesh->num_triangles * 3;j++)
1376 mesh->data_element3i[j] = remapvertices[mesh->data_element3i[j]];
1377 mesh->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
1378 for (j = 0;j < pheader->numverts;j++)
1380 if (remapvertices[j] >= 0)
1382 mesh->data_texcoordtexture2f[remapvertices[j]*2+0] = outtexcoord2f[j*2+0];
1383 mesh->data_texcoordtexture2f[remapvertices[j]*2+1] = outtexcoord2f[j*2+1];
1386 mesh->num_vertexboneweights = 0;
1387 for (j = 0;j < pheader->numverts;j++)
1388 if (remapvertices[j] >= 0)
1389 mesh->num_vertexboneweights += vertbonecounts[remapvertices[j]];
1390 mesh->data_vertexboneweights = (surfmeshvertexboneweight_t *)Mem_Alloc(loadmodel->mempool, mesh->num_vertexboneweights * sizeof(surfmeshvertexboneweight_t));
1391 mesh->num_vertexboneweights = 0;
1392 // note this vertexboneweight ordering requires that the remapvertices array is sequential numbers (separated by -1 values for omitted vertices)
1394 for (j = 0;j < pheader->numverts;j++)
1396 if (remapvertices[j] < 0)
1398 l += vertbonecounts[j];
1401 for (k = 0;k < vertbonecounts[j];k++)
1403 // this format really should have had a per vertexweight weight value...
1404 mesh->data_vertexboneweights[mesh->num_vertexboneweights].vertexindex = remapvertices[j];
1405 mesh->data_vertexboneweights[mesh->num_vertexboneweights].boneindex = verts[l].bonenum;
1406 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3] = 1.0f / vertbonecounts[j];
1407 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[0] = verts[l].origin[0] * mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3];
1408 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[1] = verts[l].origin[1] * mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3];
1409 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[2] = verts[l].origin[2] * mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3];
1410 mesh->num_vertexboneweights++;
1414 shadername = (char *) (pheader->lump_shaders.start + pbase) + i * 32;
1415 // since zym models do not have named sections, reuse their shader
1416 // name as the section name
1418 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, shadername, shadername);
1420 for (j = 0;j < loadmodel->numskins;j++)
1421 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1423 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
1424 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
1425 Mod_Alias_Mesh_CompileFrameZero(mesh);
1427 surface = loadmodel->data_surfaces + i;
1428 surface->groupmesh = mesh;
1429 surface->texture = loadmodel->data_textures + i;
1430 surface->num_firsttriangle = 0;
1431 surface->num_triangles = mesh->num_triangles;
1432 surface->num_firstvertex = 0;
1433 surface->num_vertices = mesh->num_vertices;
1436 Mem_Free(vertbonecounts);
1438 Mem_Free(outtexcoord2f);
1441 void Mod_DARKPLACESMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1443 dpmheader_t *pheader;
1449 skinfile_t *skinfiles;
1452 pheader = (dpmheader_t *)buffer;
1453 pbase = (qbyte *)buffer;
1454 if (memcmp(pheader->id, "DARKPLACESMODEL\0", 16))
1455 Host_Error ("Mod_DARKPLACESMODEL_Load: %s is not a darkplaces model\n");
1456 if (BigLong(pheader->type) != 2)
1457 Host_Error ("Mod_DARKPLACESMODEL_Load: only type 2 (hierarchical skeletal pose) models are currently supported (name = %s)\n", loadmodel->name);
1459 loadmodel->type = mod_alias;
1460 loadmodel->DrawSky = NULL;
1461 loadmodel->Draw = R_Q1BSP_Draw;
1462 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1463 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1464 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1465 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1466 loadmodel->flags = 0; // there are no flags on zym models
1467 loadmodel->synctype = ST_RAND;
1470 pheader->type = BigLong(pheader->type);
1471 pheader->filesize = BigLong(pheader->filesize);
1472 pheader->mins[0] = BigFloat(pheader->mins[0]);
1473 pheader->mins[1] = BigFloat(pheader->mins[1]);
1474 pheader->mins[2] = BigFloat(pheader->mins[2]);
1475 pheader->maxs[0] = BigFloat(pheader->maxs[0]);
1476 pheader->maxs[1] = BigFloat(pheader->maxs[1]);
1477 pheader->maxs[2] = BigFloat(pheader->maxs[2]);
1478 pheader->yawradius = BigFloat(pheader->yawradius);
1479 pheader->allradius = BigFloat(pheader->allradius);
1480 pheader->num_bones = BigLong(pheader->num_bones);
1481 pheader->num_meshs = BigLong(pheader->num_meshs);
1482 pheader->num_frames = BigLong(pheader->num_frames);
1483 pheader->ofs_bones = BigLong(pheader->ofs_bones);
1484 pheader->ofs_meshs = BigLong(pheader->ofs_meshs);
1485 pheader->ofs_frames = BigLong(pheader->ofs_frames);
1488 for (i = 0;i < 3;i++)
1490 loadmodel->normalmins[i] = pheader->mins[i];
1491 loadmodel->normalmaxs[i] = pheader->maxs[i];
1492 loadmodel->yawmins[i] = i != 2 ? -pheader->yawradius : pheader->mins[i];
1493 loadmodel->yawmaxs[i] = i != 2 ? pheader->yawradius : pheader->maxs[i];
1494 loadmodel->rotatedmins[i] = -pheader->allradius;
1495 loadmodel->rotatedmaxs[i] = pheader->allradius;
1497 loadmodel->radius = pheader->allradius;
1498 loadmodel->radius2 = pheader->allradius * pheader->allradius;
1500 // load external .skin files if present
1501 skinfiles = Mod_LoadSkinFiles();
1502 if (loadmodel->numskins < 1)
1503 loadmodel->numskins = 1;
1505 loadmodel->numframes = pheader->num_frames;
1506 loadmodel->num_bones = pheader->num_bones;
1507 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
1508 loadmodel->num_textures = loadmodel->nummeshes = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = pheader->num_meshs;
1510 // do most allocations as one merged chunk
1511 data = (qbyte *)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));
1512 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1513 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1514 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
1515 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1516 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
1517 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
1518 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
1519 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
1520 for (i = 0;i < loadmodel->numskins;i++)
1522 loadmodel->skinscenes[i].firstframe = i;
1523 loadmodel->skinscenes[i].framecount = 1;
1524 loadmodel->skinscenes[i].loop = true;
1525 loadmodel->skinscenes[i].framerate = 10;
1527 for (i = 0;i < loadmodel->num_surfaces;i++)
1529 loadmodel->surfacelist[i] = i;
1530 loadmodel->meshlist[i] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
1533 // load the bone info
1534 bone = (dpmbone_t *) (pbase + pheader->ofs_bones);
1535 for (i = 0;i < loadmodel->num_bones;i++)
1537 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1538 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1539 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1540 if (loadmodel->data_bones[i].parent >= i)
1541 Host_Error("%s bone[%i].parent >= %i\n", loadmodel->name, i, i);
1545 frame = (dpmframe_t *) (pbase + pheader->ofs_frames);
1546 for (i = 0;i < loadmodel->numframes;i++)
1549 memcpy(loadmodel->animscenes[i].name, frame->name, sizeof(frame->name));
1550 loadmodel->animscenes[i].firstframe = i;
1551 loadmodel->animscenes[i].framecount = 1;
1552 loadmodel->animscenes[i].loop = true;
1553 loadmodel->animscenes[i].framerate = 10;
1554 // load the bone poses for this frame
1555 poses = (float *) (pbase + BigLong(frame->ofs_bonepositions));
1556 for (j = 0;j < loadmodel->num_bones*12;j++)
1557 loadmodel->data_poses[i * loadmodel->num_bones*12 + j] = BigFloat(poses[j]);
1558 // stuff not processed here: mins, maxs, yawradius, allradius
1562 // load the meshes now
1563 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1564 for (i = 0;i < loadmodel->num_surfaces;i++)
1566 const int *inelements;
1568 const float *intexcoord;
1570 msurface_t *surface;
1572 mesh = loadmodel->meshlist[i];
1573 mesh->num_triangles = BigLong(dpmmesh->num_tris);
1574 mesh->num_vertices = BigLong(dpmmesh->num_verts);
1576 // to find out how many weights exist we two a two-stage load...
1577 mesh->num_vertexboneweights = 0;
1578 data = (qbyte *) (pbase + BigLong(dpmmesh->ofs_verts));
1579 for (j = 0;j < mesh->num_vertices;j++)
1581 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1582 mesh->num_vertexboneweights += numweights;
1583 data += sizeof(dpmvertex_t);
1584 data += numweights * sizeof(dpmbonevert_t);
1587 // allocate things now that we know how many
1588 mesh->data_vertexboneweights = (surfmeshvertexboneweight_t *)Mem_Alloc(loadmodel->mempool, mesh->num_vertexboneweights * sizeof(surfmeshvertexboneweight_t));
1589 mesh->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1590 mesh->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
1591 mesh->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
1593 inelements = (int *) (pbase + BigLong(dpmmesh->ofs_indices));
1594 outelements = mesh->data_element3i;
1595 for (j = 0;j < mesh->num_triangles;j++)
1597 // swap element order to flip triangles, because Quake uses clockwise (rare) and dpm uses counterclockwise (standard)
1598 outelements[0] = BigLong(inelements[2]);
1599 outelements[1] = BigLong(inelements[1]);
1600 outelements[2] = BigLong(inelements[0]);
1605 intexcoord = (float *) (pbase + BigLong(dpmmesh->ofs_texcoords));
1606 for (j = 0;j < mesh->num_vertices*2;j++)
1607 mesh->data_texcoordtexture2f[j] = BigFloat(intexcoord[j]);
1609 // now load them for real
1610 mesh->num_vertexboneweights = 0;
1611 data = (qbyte *) (pbase + BigLong(dpmmesh->ofs_verts));
1612 for (j = 0;j < mesh->num_vertices;j++)
1614 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1615 data += sizeof(dpmvertex_t);
1616 for (k = 0;k < numweights;k++)
1618 const dpmbonevert_t *vert = (dpmbonevert_t *) data;
1619 // stuff not processed here: normal
1620 mesh->data_vertexboneweights[mesh->num_vertexboneweights].vertexindex = j;
1621 mesh->data_vertexboneweights[mesh->num_vertexboneweights].boneindex = BigLong(vert->bonenum);
1622 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[0] = BigFloat(vert->origin[0]);
1623 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[1] = BigFloat(vert->origin[1]);
1624 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[2] = BigFloat(vert->origin[2]);
1625 mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin[3] = BigFloat(vert->influence);
1626 mesh->num_vertexboneweights++;
1627 data += sizeof(dpmbonevert_t);
1631 // since dpm models do not have named sections, reuse their shader name as the section name
1632 if (dpmmesh->shadername[0])
1633 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, dpmmesh->shadername, dpmmesh->shadername);
1635 for (j = 0;j < loadmodel->numskins;j++)
1636 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1638 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
1639 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
1640 Mod_Alias_Mesh_CompileFrameZero(mesh);
1642 surface = loadmodel->data_surfaces + i;
1643 surface->groupmesh = mesh;
1644 surface->texture = loadmodel->data_textures + i;
1645 surface->num_firsttriangle = 0;
1646 surface->num_triangles = mesh->num_triangles;
1647 surface->num_firstvertex = 0;
1648 surface->num_vertices = mesh->num_vertices;
1654 static void Mod_PSKMODEL_AnimKeyToMatrix(float *origin, float *quat, matrix4x4_t *m)
1656 float x = quat[0], y = quat[1], z = quat[2], w = quat[3];
1657 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];
1658 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];
1659 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];
1660 m->m[3][0]= 0 ;m->m[3][1]= 0 ;m->m[3][2]= 0 ;m->m[3][3]=1;
1663 // no idea why PSK/PSA files contain weird quaternions but they do...
1664 #define PSKQUATNEGATIONS
1665 void Mod_PSKMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1667 int i, j, index, version, recordsize, numrecords;
1668 int numpnts, numvtxw, numfaces, nummatts, numbones, numrawweights, numanimbones, numanims, numanimkeys;
1673 pskboneinfo_t *bones;
1674 pskrawweights_t *rawweights;
1675 pskboneinfo_t *animbones;
1676 pskaniminfo_t *anims;
1677 pskanimkeys_t *animkeys;
1678 void *animfilebuffer, *animbuffer, *animbufferend;
1681 skinfile_t *skinfiles;
1682 char animname[MAX_QPATH];
1684 pchunk = (pskchunk_t *)buffer;
1685 if (strcmp(pchunk->id, "ACTRHEAD"))
1686 Host_Error ("Mod_PSKMODEL_Load: %s is not a ActorX model\n");
1688 loadmodel->type = mod_alias;
1689 loadmodel->DrawSky = NULL;
1690 loadmodel->Draw = R_Q1BSP_Draw;
1691 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1692 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1693 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1694 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1695 loadmodel->flags = 0; // there are no flags on zym models
1696 loadmodel->synctype = ST_RAND;
1698 // load external .skin files if present
1699 skinfiles = Mod_LoadSkinFiles();
1700 if (loadmodel->numskins < 1)
1701 loadmodel->numskins = 1;
1702 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
1703 for (i = 0;i < loadmodel->numskins;i++)
1705 loadmodel->skinscenes[i].firstframe = i;
1706 loadmodel->skinscenes[i].framecount = 1;
1707 loadmodel->skinscenes[i].loop = true;
1708 loadmodel->skinscenes[i].framerate = 10;
1711 FS_StripExtension(loadmodel->name, animname, sizeof(animname));
1712 strlcat(animname, ".psa", sizeof(animname));
1713 animbuffer = animfilebuffer = FS_LoadFile(animname, loadmodel->mempool, false);
1714 animbufferend = (void *)((unsigned char*)animbuffer + fs_filesize);
1715 if (animbuffer == NULL)
1716 Host_Error("%s: can't find .psa file (%s)\n", loadmodel->name, animname);
1735 while (buffer < bufferend)
1737 pchunk = (pskchunk_t *)buffer;
1738 buffer = (void *)((unsigned char *)buffer + sizeof(pskchunk_t));
1739 version = LittleLong(pchunk->version);
1740 recordsize = LittleLong(pchunk->recordsize);
1741 numrecords = LittleLong(pchunk->numrecords);
1742 if (developer.integer)
1743 Con_Printf("%s: %s %x: %i * %i = %i\n", loadmodel->name, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
1744 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e)
1745 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);
1746 if (!strcmp(pchunk->id, "ACTRHEAD"))
1750 else if (!strcmp(pchunk->id, "PNTS0000"))
1753 if (recordsize != sizeof(*p))
1754 Host_Error("%s: %s has unsupported recordsize\n", loadmodel->name, pchunk->id);
1755 // byteswap in place and keep the pointer
1756 numpnts = numrecords;
1757 pnts = (pskpnts_t *)buffer;
1758 for (index = 0, p = (pskpnts_t *)buffer;index < numrecords;index++, p++)
1760 p->origin[0] = LittleFloat(p->origin[0]);
1761 p->origin[1] = LittleFloat(p->origin[1]);
1762 p->origin[2] = LittleFloat(p->origin[2]);
1766 else if (!strcmp(pchunk->id, "VTXW0000"))
1769 if (recordsize != sizeof(*p))
1770 Host_Error("%s: %s has unsupported recordsize\n", loadmodel->name, pchunk->id);
1771 // byteswap in place and keep the pointer
1772 numvtxw = numrecords;
1773 vtxw = (pskvtxw_t *)buffer;
1774 for (index = 0, p = (pskvtxw_t *)buffer;index < numrecords;index++, p++)
1776 p->pntsindex = LittleShort(p->pntsindex);
1777 p->texcoord[0] = LittleFloat(p->texcoord[0]);
1778 p->texcoord[1] = LittleFloat(p->texcoord[1]);
1779 if (p->pntsindex >= numpnts)
1781 Con_Printf("%s: vtxw->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
1787 else if (!strcmp(pchunk->id, "FACE0000"))
1790 if (recordsize != sizeof(*p))
1791 Host_Error("%s: %s has unsupported recordsize\n", loadmodel->name, pchunk->id);
1792 // byteswap in place and keep the pointer
1793 numfaces = numrecords;
1794 faces = (pskface_t *)buffer;
1795 for (index = 0, p = (pskface_t *)buffer;index < numrecords;index++, p++)
1797 p->vtxwindex[0] = LittleShort(p->vtxwindex[0]);
1798 p->vtxwindex[1] = LittleShort(p->vtxwindex[1]);
1799 p->vtxwindex[2] = LittleShort(p->vtxwindex[2]);
1800 p->group = LittleLong(p->group);
1801 if (p->vtxwindex[0] >= numvtxw)
1803 Con_Printf("%s: face->vtxwindex[0] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[0], numvtxw);
1804 p->vtxwindex[0] = 0;
1806 if (p->vtxwindex[1] >= numvtxw)
1808 Con_Printf("%s: face->vtxwindex[1] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[1], numvtxw);
1809 p->vtxwindex[1] = 0;
1811 if (p->vtxwindex[2] >= numvtxw)
1813 Con_Printf("%s: face->vtxwindex[2] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[2], numvtxw);
1814 p->vtxwindex[2] = 0;
1819 else if (!strcmp(pchunk->id, "MATT0000"))
1822 if (recordsize != sizeof(*p))
1823 Host_Error("%s: %s has unsupported recordsize\n", loadmodel->name, pchunk->id);
1824 // byteswap in place and keep the pointer
1825 nummatts = numrecords;
1826 matts = (pskmatt_t *)buffer;
1827 for (index = 0, p = (pskmatt_t *)buffer;index < numrecords;index++, p++)
1832 else if (!strcmp(pchunk->id, "REFSKELT"))
1835 if (recordsize != sizeof(*p))
1836 Host_Error("%s: %s has unsupported recordsize\n", loadmodel->name, pchunk->id);
1837 // byteswap in place and keep the pointer
1838 numbones = numrecords;
1839 bones = (pskboneinfo_t *)buffer;
1840 for (index = 0, p = (pskboneinfo_t *)buffer;index < numrecords;index++, p++)
1842 p->numchildren = LittleLong(p->numchildren);
1843 p->parent = LittleLong(p->parent);
1844 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
1845 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
1846 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
1847 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
1848 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
1849 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
1850 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
1851 p->basepose.unknown = LittleFloat(p->basepose.unknown);
1852 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
1853 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
1854 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
1855 #ifdef PSKQUATNEGATIONS
1858 p->basepose.quat[0] *= -1;
1859 p->basepose.quat[1] *= -1;
1860 p->basepose.quat[2] *= -1;
1864 p->basepose.quat[0] *= 1;
1865 p->basepose.quat[1] *= -1;
1866 p->basepose.quat[2] *= 1;
1869 if (p->parent < 0 || p->parent >= numbones)
1871 Con_Printf("%s: bone->parent %i >= numbones %i\n", loadmodel->name, p->parent, numbones);
1877 else if (!strcmp(pchunk->id, "RAWWEIGHTS"))
1880 if (recordsize != sizeof(*p))
1881 Host_Error("%s: %s has unsupported recordsize\n", loadmodel->name, pchunk->id);
1882 // byteswap in place and keep the pointer
1883 numrawweights = numrecords;
1884 rawweights = (pskrawweights_t *)buffer;
1885 for (index = 0, p = (pskrawweights_t *)buffer;index < numrecords;index++, p++)
1887 p->weight = LittleFloat(p->weight);
1888 p->pntsindex = LittleLong(p->pntsindex);
1889 p->boneindex = LittleLong(p->boneindex);
1890 if (p->pntsindex < 0 || p->pntsindex >= numpnts)
1892 Con_Printf("%s: weight->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
1895 if (p->boneindex < 0 || p->boneindex >= numbones)
1897 Con_Printf("%s: weight->boneindex %i >= numbones %i\n", loadmodel->name, p->boneindex, numbones);
1905 while (animbuffer < animbufferend)
1907 pchunk = (pskchunk_t *)animbuffer;
1908 animbuffer = (void *)((unsigned char *)animbuffer + sizeof(pskchunk_t));
1909 version = LittleLong(pchunk->version);
1910 recordsize = LittleLong(pchunk->recordsize);
1911 numrecords = LittleLong(pchunk->numrecords);
1912 if (developer.integer)
1913 Con_Printf("%s: %s %x: %i * %i = %i\n", animname, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
1914 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e)
1915 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);
1916 if (!strcmp(pchunk->id, "ANIMHEAD"))
1920 else if (!strcmp(pchunk->id, "BONENAMES"))
1923 if (recordsize != sizeof(*p))
1924 Host_Error("%s: %s has unsupported recordsize\n", animname, pchunk->id);
1925 // byteswap in place and keep the pointer
1926 numanimbones = numrecords;
1927 animbones = (pskboneinfo_t *)animbuffer;
1928 // NOTE: supposedly psa does not need to match the psk model, the
1929 // bones missing from the psa would simply use their base
1930 // positions from the psk, but this is hard for me to implement
1931 // and people can easily make animations that match.
1932 if (numanimbones != numbones)
1933 Host_Error("%s: this loader only supports animations with the same bones as the mesh\n");
1934 for (index = 0, p = (pskboneinfo_t *)animbuffer;index < numrecords;index++, p++)
1936 p->numchildren = LittleLong(p->numchildren);
1937 p->parent = LittleLong(p->parent);
1938 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
1939 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
1940 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
1941 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
1942 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
1943 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
1944 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
1945 p->basepose.unknown = LittleFloat(p->basepose.unknown);
1946 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
1947 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
1948 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
1949 #ifdef PSKQUATNEGATIONS
1952 p->basepose.quat[0] *= -1;
1953 p->basepose.quat[1] *= -1;
1954 p->basepose.quat[2] *= -1;
1958 p->basepose.quat[0] *= 1;
1959 p->basepose.quat[1] *= -1;
1960 p->basepose.quat[2] *= 1;
1963 if (p->parent < 0 || p->parent >= numanimbones)
1965 Con_Printf("%s: bone->parent %i >= numanimbones %i\n", animname, p->parent, numanimbones);
1968 // check that bones are the same as in the base
1969 if (strcmp(p->name, bones[index].name) || p->parent != bones[index].parent)
1970 Host_Error("%s: this loader only supports animations with the same bones as the mesh\n", animname);
1974 else if (!strcmp(pchunk->id, "ANIMINFO"))
1977 if (recordsize != sizeof(*p))
1978 Host_Error("%s: %s has unsupported recordsize\n", animname, pchunk->id);
1979 // byteswap in place and keep the pointer
1980 numanims = numrecords;
1981 anims = (pskaniminfo_t *)animbuffer;
1982 for (index = 0, p = (pskaniminfo_t *)animbuffer;index < numrecords;index++, p++)
1984 p->numbones = LittleLong(p->numbones);
1985 p->playtime = LittleFloat(p->playtime);
1986 p->fps = LittleFloat(p->fps);
1987 p->firstframe = LittleLong(p->firstframe);
1988 p->numframes = LittleLong(p->numframes);
1989 if (p->numbones != numbones)
1991 Con_Printf("%s: animinfo->numbones != numbones, trying to load anyway!\n", animname);
1996 else if (!strcmp(pchunk->id, "ANIMKEYS"))
1999 if (recordsize != sizeof(*p))
2000 Host_Error("%s: %s has unsupported recordsize\n", animname, pchunk->id);
2001 numanimkeys = numrecords;
2002 animkeys = (pskanimkeys_t *)animbuffer;
2003 for (index = 0, p = (pskanimkeys_t *)animbuffer;index < numrecords;index++, p++)
2005 p->origin[0] = LittleFloat(p->origin[0]);
2006 p->origin[1] = LittleFloat(p->origin[1]);
2007 p->origin[2] = LittleFloat(p->origin[2]);
2008 p->quat[0] = LittleFloat(p->quat[0]);
2009 p->quat[1] = LittleFloat(p->quat[1]);
2010 p->quat[2] = LittleFloat(p->quat[2]);
2011 p->quat[3] = LittleFloat(p->quat[3]);
2012 p->frametime = LittleFloat(p->frametime);
2013 #ifdef PSKQUATNEGATIONS
2014 if (index % numbones)
2029 // TODO: allocate bonepose stuff
2032 Con_Printf("%s: unknown chunk ID \"%s\"\n", animname, pchunk->id);
2035 if (!numpnts || !pnts || !numvtxw || !vtxw || !numfaces || !faces || !nummatts || !matts || !numbones || !bones || !numrawweights || !rawweights || !numanims || !anims || !numanimkeys || !animkeys)
2036 Host_Error("%s: missing required chunks\n", loadmodel->name);
2038 // FIXME: model bbox
2040 for (i = 0;i < 3;i++)
2042 loadmodel->normalmins[i] = -128;
2043 loadmodel->normalmaxs[i] = 128;
2044 loadmodel->yawmins[i] = -128;
2045 loadmodel->yawmaxs[i] = 128;
2046 loadmodel->rotatedmins[i] = -128;
2047 loadmodel->rotatedmaxs[i] = 128;
2049 loadmodel->radius = 128;
2050 loadmodel->radius2 = loadmodel->radius * loadmodel->radius;
2052 loadmodel->numframes = 0;
2053 for (index = 0;index < numanims;index++)
2054 loadmodel->numframes += anims[index].numframes;
2056 loadmodel->num_bones = numbones;
2057 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
2058 loadmodel->num_textures = loadmodel->nummeshes = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = nummatts;
2060 if (numanimkeys != loadmodel->num_bones * loadmodel->numframes)
2061 Host_Error("%s: %s has incorrect number of animation keys\n", animname, pchunk->id);
2063 loadmodel->data_poses = (float *)Mem_Alloc(loadmodel->mempool, loadmodel->num_poses * sizeof(float[12]));
2064 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
2065 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
2066 loadmodel->data_surfaces = (msurface_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t));
2067 loadmodel->surfacelist = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(int));
2068 loadmodel->data_bones = (aliasbone_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_bones * sizeof(aliasbone_t));
2070 loadmodel->meshlist = (surfmesh_t **)Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t *));
2071 mesh = loadmodel->meshlist[0] = (surfmesh_t *)Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t));
2072 mesh->num_vertices = numvtxw;
2073 mesh->num_triangles = numfaces;
2074 mesh->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
2075 mesh->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, mesh->num_triangles * sizeof(int[3]));
2076 mesh->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, mesh->num_vertices * sizeof(float[2]));
2079 for (index = 0, i = 0;index < nummatts;index++)
2081 // since psk models do not have named sections, reuse their shader name as the section name
2082 if (matts[index].name[0])
2083 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + index, skinfiles, matts[index].name, matts[index].name);
2085 for (j = 0;j < loadmodel->numskins;j++)
2086 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + index + j * loadmodel->num_surfaces, NULL);
2087 loadmodel->surfacelist[index] = index;
2088 loadmodel->data_surfaces[index].groupmesh = loadmodel->meshlist[0];
2089 loadmodel->data_surfaces[index].texture = loadmodel->data_textures + index;
2090 loadmodel->data_surfaces[index].num_firstvertex = 0;
2091 loadmodel->data_surfaces[index].num_vertices = loadmodel->meshlist[0]->num_vertices;
2094 // copy over the texcoords
2095 for (index = 0;index < numvtxw;index++)
2097 mesh->data_texcoordtexture2f[index*2+0] = vtxw[index].texcoord[0];
2098 mesh->data_texcoordtexture2f[index*2+1] = vtxw[index].texcoord[1];
2101 // loading the faces is complicated because we need to sort them into surfaces by mattindex
2102 for (index = 0;index < numfaces;index++)
2103 loadmodel->data_surfaces[faces[index].mattindex].num_triangles++;
2104 for (index = 0, i = 0;index < nummatts;index++)
2106 loadmodel->data_surfaces[index].num_firsttriangle = i;
2107 i += loadmodel->data_surfaces[index].num_triangles;
2108 loadmodel->data_surfaces[index].num_triangles = 0;
2110 for (index = 0;index < numfaces;index++)
2112 i = (loadmodel->data_surfaces[faces[index].mattindex].num_firsttriangle + loadmodel->data_surfaces[faces[index].mattindex].num_triangles++)*3;
2113 mesh->data_element3i[i+0] = faces[index].vtxwindex[0];
2114 mesh->data_element3i[i+1] = faces[index].vtxwindex[1];
2115 mesh->data_element3i[i+2] = faces[index].vtxwindex[2];
2118 // copy over the bones
2119 for (index = 0;index < numbones;index++)
2121 strlcpy(loadmodel->data_bones[index].name, bones[index].name, sizeof(loadmodel->data_bones[index].name));
2122 loadmodel->data_bones[index].parent = (index || bones[index].parent > 0) ? bones[index].parent : -1;
2123 if (loadmodel->data_bones[index].parent >= index)
2124 Host_Error("%s bone[%i].parent >= %i\n", loadmodel->name, index, index);
2127 // build bone-relative vertex weights from the psk point weights
2128 mesh->num_vertexboneweights = 0;
2129 for (index = 0;index < numvtxw;index++)
2130 for (j = 0;j < numrawweights;j++)
2131 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2132 mesh->num_vertexboneweights++;
2133 mesh->data_vertexboneweights = (surfmeshvertexboneweight_t *)Mem_Alloc(loadmodel->mempool, mesh->num_vertexboneweights * sizeof(surfmeshvertexboneweight_t));
2134 mesh->num_vertexboneweights = 0;
2135 for (index = 0;index < numvtxw;index++)
2137 for (j = 0;j < numrawweights;j++)
2139 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2141 matrix4x4_t matrix, inversematrix;
2142 mesh->data_vertexboneweights[mesh->num_vertexboneweights].vertexindex = index;
2143 mesh->data_vertexboneweights[mesh->num_vertexboneweights].boneindex = rawweights[j].boneindex;
2144 mesh->data_vertexboneweights[mesh->num_vertexboneweights].weight = rawweights[j].weight;
2145 Matrix4x4_CreateIdentity(&matrix);
2146 for (i = rawweights[j].boneindex;i >= 0;i = loadmodel->data_bones[i].parent)
2148 matrix4x4_t childmatrix, tempmatrix;
2149 Mod_PSKMODEL_AnimKeyToMatrix(bones[i].basepose.origin, bones[i].basepose.quat, &tempmatrix);
2150 childmatrix = matrix;
2151 Matrix4x4_Concat(&matrix, &tempmatrix, &childmatrix);
2153 Matrix4x4_Invert_Simple(&inversematrix, &matrix);
2154 Matrix4x4_Transform(&inversematrix, pnts[rawweights[j].pntsindex].origin, mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin);
2155 VectorScale(mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin, mesh->data_vertexboneweights[mesh->num_vertexboneweights].weight, mesh->data_vertexboneweights[mesh->num_vertexboneweights].origin);
2156 mesh->num_vertexboneweights++;
2161 // set up the animscenes based on the anims
2162 for (index = 0, i = 0;index < numanims;index++)
2164 for (j = 0;j < anims[index].numframes;j++, i++)
2166 dpsnprintf(loadmodel->animscenes[i].name, sizeof(loadmodel->animscenes[i].name), "%s_%d", anims[index].name, j);
2167 loadmodel->animscenes[i].firstframe = i;
2168 loadmodel->animscenes[i].framecount = 1;
2169 loadmodel->animscenes[i].loop = true;
2170 loadmodel->animscenes[i].framerate = 10;
2174 // load the poses from the animkeys
2175 for (index = 0;index < numanimkeys;index++)
2178 Mod_PSKMODEL_AnimKeyToMatrix(animkeys[index].origin, animkeys[index].quat, &matrix);
2179 loadmodel->data_poses[index*12+0] = matrix.m[0][0];
2180 loadmodel->data_poses[index*12+1] = matrix.m[0][1];
2181 loadmodel->data_poses[index*12+2] = matrix.m[0][2];
2182 loadmodel->data_poses[index*12+3] = matrix.m[0][3];
2183 loadmodel->data_poses[index*12+4] = matrix.m[1][0];
2184 loadmodel->data_poses[index*12+5] = matrix.m[1][1];
2185 loadmodel->data_poses[index*12+6] = matrix.m[1][2];
2186 loadmodel->data_poses[index*12+7] = matrix.m[1][3];
2187 loadmodel->data_poses[index*12+8] = matrix.m[2][0];
2188 loadmodel->data_poses[index*12+9] = matrix.m[2][1];
2189 loadmodel->data_poses[index*12+10] = matrix.m[2][2];
2190 loadmodel->data_poses[index*12+11] = matrix.m[2][3];
2193 // compile extra data we want
2194 Mod_ValidateElements(mesh->data_element3i, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__);
2195 Mod_BuildTriangleNeighbors(mesh->data_neighbor3i, mesh->data_element3i, mesh->num_triangles);
2196 Mod_Alias_Mesh_CompileFrameZero(mesh);
2198 Mem_Free(animfilebuffer);