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 static int maxvertices = 0;
209 static float *vertex3f = NULL;
210 memset(trace, 0, sizeof(*trace));
212 trace->realfraction = 1;
213 trace->hitsupercontentsmask = hitsupercontentsmask;
214 memset(frameblend, 0, sizeof(frameblend));
215 frameblend[0].frame = frame;
216 frameblend[0].lerp = 1;
217 if (VectorLength2(boxmins) + VectorLength2(boxmaxs) == 0)
220 segmentmins[0] = min(start[0], end[0]) - 1;
221 segmentmins[1] = min(start[1], end[1]) - 1;
222 segmentmins[2] = min(start[2], end[2]) - 1;
223 segmentmaxs[0] = max(start[0], end[0]) + 1;
224 segmentmaxs[1] = max(start[1], end[1]) + 1;
225 segmentmaxs[2] = max(start[2], end[2]) + 1;
226 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
228 mesh = surface->groupmesh;
229 if (maxvertices < mesh->num_vertices)
233 maxvertices = (mesh->num_vertices + 255) & ~255;
234 vertex3f = Z_Malloc(maxvertices * sizeof(float[3]));
236 Mod_Alias_GetMesh_Vertex3f(model, frameblend, mesh, vertex3f);
237 Collision_TraceLineTriangleMeshFloat(trace, start, end, mesh->num_triangles, mesh->data_element3i, vertex3f, SUPERCONTENTS_SOLID, 0, surface->texture, segmentmins, segmentmaxs);
242 // box trace, performed as brush trace
243 colbrushf_t *thisbrush_start, *thisbrush_end;
244 vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
245 segmentmins[0] = min(start[0], end[0]) + boxmins[0] - 1;
246 segmentmins[1] = min(start[1], end[1]) + boxmins[1] - 1;
247 segmentmins[2] = min(start[2], end[2]) + boxmins[2] - 1;
248 segmentmaxs[0] = max(start[0], end[0]) + boxmaxs[0] + 1;
249 segmentmaxs[1] = max(start[1], end[1]) + boxmaxs[1] + 1;
250 segmentmaxs[2] = max(start[2], end[2]) + boxmaxs[2] + 1;
251 VectorAdd(start, boxmins, boxstartmins);
252 VectorAdd(start, boxmaxs, boxstartmaxs);
253 VectorAdd(end, boxmins, boxendmins);
254 VectorAdd(end, boxmaxs, boxendmaxs);
255 thisbrush_start = Collision_BrushForBox(&identitymatrix, boxstartmins, boxstartmaxs, 0, 0, NULL);
256 thisbrush_end = Collision_BrushForBox(&identitymatrix, boxendmins, boxendmaxs, 0, 0, NULL);
257 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
259 mesh = surface->groupmesh;
260 if (maxvertices < mesh->num_vertices)
264 maxvertices = (mesh->num_vertices + 255) & ~255;
265 vertex3f = Z_Malloc(maxvertices * sizeof(float[3]));
267 Mod_Alias_GetMesh_Vertex3f(model, frameblend, mesh, vertex3f);
268 Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, mesh->num_triangles, mesh->data_element3i, vertex3f, SUPERCONTENTS_SOLID, 0, surface->texture, segmentmins, segmentmaxs);
273 static void Mod_CalcAliasModelBBoxes (void)
276 float dist, yawradius, radius;
279 VectorClear(loadmodel->normalmins);
280 VectorClear(loadmodel->normalmaxs);
283 for (meshnum = 0;meshnum < loadmodel->nummeshes;meshnum++)
285 mesh = loadmodel->meshlist[meshnum];
286 for (vnum = 0, v = mesh->data_morphvertex3f;vnum < mesh->num_vertices * mesh->num_morphframes;vnum++, v += 3)
288 if (loadmodel->normalmins[0] > v[0]) loadmodel->normalmins[0] = v[0];
289 if (loadmodel->normalmins[1] > v[1]) loadmodel->normalmins[1] = v[1];
290 if (loadmodel->normalmins[2] > v[2]) loadmodel->normalmins[2] = v[2];
291 if (loadmodel->normalmaxs[0] < v[0]) loadmodel->normalmaxs[0] = v[0];
292 if (loadmodel->normalmaxs[1] < v[1]) loadmodel->normalmaxs[1] = v[1];
293 if (loadmodel->normalmaxs[2] < v[2]) loadmodel->normalmaxs[2] = v[2];
294 dist = v[0] * v[0] + v[1] * v[1];
295 if (yawradius < dist)
302 radius = sqrt(radius);
303 yawradius = sqrt(yawradius);
304 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -yawradius;
305 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = yawradius;
306 loadmodel->yawmins[2] = loadmodel->normalmins[2];
307 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
308 loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -radius;
309 loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = radius;
310 loadmodel->radius = radius;
311 loadmodel->radius2 = radius * radius;
314 static void Mod_ConvertAliasVerts (int inverts, vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int *vertremap)
318 for (i = 0;i < inverts;i++)
320 if (vertremap[i] < 0 && vertremap[i+inverts] < 0) // only used vertices need apply...
322 temp[0] = v[i].v[0] * scale[0] + translate[0];
323 temp[1] = v[i].v[1] * scale[1] + translate[1];
324 temp[2] = v[i].v[2] * scale[2] + translate[2];
325 j = vertremap[i]; // not onseam
327 VectorCopy(temp, out3f + j * 3);
328 j = vertremap[i+inverts]; // onseam
330 VectorCopy(temp, out3f + j * 3);
334 static void Mod_MDL_LoadFrames (unsigned char* datapointer, int inverts, vec3_t scale, vec3_t translate, int *vertremap)
336 int i, f, pose, groupframes;
338 daliasframetype_t *pframetype;
339 daliasframe_t *pinframe;
340 daliasgroup_t *group;
341 daliasinterval_t *intervals;
344 scene = loadmodel->animscenes;
345 for (f = 0;f < loadmodel->numframes;f++)
347 pframetype = (daliasframetype_t *)datapointer;
348 datapointer += sizeof(daliasframetype_t);
349 if (LittleLong (pframetype->type) == ALIAS_SINGLE)
351 // a single frame is still treated as a group
358 group = (daliasgroup_t *)datapointer;
359 datapointer += sizeof(daliasgroup_t);
360 groupframes = LittleLong (group->numframes);
362 // intervals (time per frame)
363 intervals = (daliasinterval_t *)datapointer;
364 datapointer += sizeof(daliasinterval_t) * groupframes;
366 interval = LittleFloat (intervals->interval); // FIXME: support variable framerate groups
367 if (interval < 0.01f)
369 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
374 // get scene name from first frame
375 pinframe = (daliasframe_t *)datapointer;
377 strcpy(scene->name, pinframe->name);
378 scene->firstframe = pose;
379 scene->framecount = groupframes;
380 scene->framerate = 1.0f / interval;
385 for (i = 0;i < groupframes;i++)
387 pinframe = (daliasframe_t *)datapointer;
388 datapointer += sizeof(daliasframe_t);
389 Mod_ConvertAliasVerts(inverts, scale, translate, (trivertx_t *)datapointer, loadmodel->meshlist[0]->data_morphvertex3f + pose * loadmodel->meshlist[0]->num_vertices * 3, vertremap);
390 datapointer += sizeof(trivertx_t) * inverts;
396 static skinframe_t missingskinframe;
397 static void Mod_BuildAliasSkinFromSkinFrame(texture_t *skin, skinframe_t *skinframe)
400 if (skinframe == NULL)
402 skinframe = &missingskinframe;
403 memset(skinframe, 0, sizeof(*skinframe));
404 skinframe->base = r_texture_notexture;
407 skin->skin = *skinframe;
408 skin->currentframe = skin;
409 skin->basematerialflags = MATERIALFLAG_WALL;
411 skin->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_TRANSPARENT;
412 skin->currentmaterialflags = skin->basematerialflags;
415 static void Mod_BuildAliasSkinsFromSkinFiles(texture_t *skin, skinfile_t *skinfile, char *meshname, char *shadername)
418 skinfileitem_t *skinfileitem;
419 skinframe_t tempskinframe;
422 // the skin += loadmodel->num_surfaces part of this is because data_textures on alias models is arranged as [numskins][numsurfaces]
423 for (i = 0;skinfile;skinfile = skinfile->next, i++, skin += loadmodel->num_surfaces)
425 memset(skin, 0, sizeof(*skin));
426 for (skinfileitem = skinfile->items;skinfileitem;skinfileitem = skinfileitem->next)
428 // leave the skin unitialized (nodraw) if the replacement is "common/nodraw" or "textures/common/nodraw"
429 if (!strcmp(skinfileitem->name, meshname) && strcmp(skinfileitem->replacement, "common/nodraw") && strcmp(skinfileitem->replacement, "textures/common/nodraw"))
431 memset(&tempskinframe, 0, sizeof(tempskinframe));
432 if (Mod_LoadSkinFrame(&tempskinframe, skinfileitem->replacement, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
433 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
436 if (cls.state != ca_dedicated)
437 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);
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("failed to load skin \"%s\"\n", shadername);
444 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
453 memset(&tempskinframe, 0, sizeof(tempskinframe));
454 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
455 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
458 if (cls.state != ca_dedicated)
459 Con_Printf("Can't find texture \"%s\" for mesh \"%s\", using grey checkerboard\n", shadername, meshname);
460 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
465 #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);
466 #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);
467 void Mod_IDP0_Load(model_t *mod, void *buffer, void *bufferend)
469 int i, j, version, totalskins, skinwidth, skinheight, groupframes, groupskins, numverts;
470 float scales, scalet, scale[3], translate[3], interval;
474 stvert_t *pinstverts;
475 dtriangle_t *pintriangles;
476 daliasskintype_t *pinskintype;
477 daliasskingroup_t *pinskingroup;
478 daliasskininterval_t *pinskinintervals;
479 daliasframetype_t *pinframetype;
480 daliasgroup_t *pinframegroup;
481 unsigned char *datapointer, *startframes, *startskins;
482 char name[MAX_QPATH];
483 skinframe_t tempskinframe;
484 animscene_t *tempskinscenes;
485 texture_t *tempaliasskins;
487 int *vertonseam, *vertremap;
488 skinfile_t *skinfiles;
490 datapointer = (unsigned char *)buffer;
491 pinmodel = (mdl_t *)datapointer;
492 datapointer += sizeof(mdl_t);
494 version = LittleLong (pinmodel->version);
495 if (version != ALIAS_VERSION)
496 Host_Error ("%s has wrong version number (%i should be %i)",
497 loadmodel->name, version, ALIAS_VERSION);
499 loadmodel->type = mod_alias;
500 loadmodel->DrawSky = NULL;
501 loadmodel->Draw = R_Q1BSP_Draw;
502 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
503 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
504 loadmodel->DrawLight = R_Q1BSP_DrawLight;
505 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
507 loadmodel->num_surfaces = 1;
508 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
509 loadmodel->nummeshes = 1;
510 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + sizeof(surfmesh_t *) + sizeof(surfmesh_t));
511 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
512 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
513 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
514 loadmodel->meshlist[0] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
515 loadmodel->surfacelist[0] = 0;
517 loadmodel->numskins = LittleLong(pinmodel->numskins);
518 BOUNDI(loadmodel->numskins,0,65536);
519 skinwidth = LittleLong (pinmodel->skinwidth);
520 BOUNDI(skinwidth,0,65536);
521 skinheight = LittleLong (pinmodel->skinheight);
522 BOUNDI(skinheight,0,65536);
523 numverts = LittleLong(pinmodel->numverts);
524 BOUNDI(numverts,0,65536);
525 loadmodel->meshlist[0]->num_triangles = LittleLong(pinmodel->numtris);
526 BOUNDI(loadmodel->meshlist[0]->num_triangles,0,65536);
527 loadmodel->numframes = LittleLong(pinmodel->numframes);
528 BOUNDI(loadmodel->numframes,0,65536);
529 loadmodel->synctype = (synctype_t)LittleLong (pinmodel->synctype);
530 BOUNDI(loadmodel->synctype,0,2);
531 loadmodel->flags = LittleLong (pinmodel->flags);
533 for (i = 0;i < 3;i++)
535 scale[i] = LittleFloat (pinmodel->scale[i]);
536 translate[i] = LittleFloat (pinmodel->scale_origin[i]);
539 startskins = datapointer;
541 for (i = 0;i < loadmodel->numskins;i++)
543 pinskintype = (daliasskintype_t *)datapointer;
544 datapointer += sizeof(daliasskintype_t);
545 if (LittleLong(pinskintype->type) == ALIAS_SKIN_SINGLE)
549 pinskingroup = (daliasskingroup_t *)datapointer;
550 datapointer += sizeof(daliasskingroup_t);
551 groupskins = LittleLong(pinskingroup->numskins);
552 datapointer += sizeof(daliasskininterval_t) * groupskins;
555 for (j = 0;j < groupskins;j++)
557 datapointer += skinwidth * skinheight;
562 pinstverts = (stvert_t *)datapointer;
563 datapointer += sizeof(stvert_t) * numverts;
565 pintriangles = (dtriangle_t *)datapointer;
566 datapointer += sizeof(dtriangle_t) * loadmodel->meshlist[0]->num_triangles;
568 startframes = datapointer;
569 loadmodel->meshlist[0]->num_morphframes = 0;
570 for (i = 0;i < loadmodel->numframes;i++)
572 pinframetype = (daliasframetype_t *)datapointer;
573 datapointer += sizeof(daliasframetype_t);
574 if (LittleLong (pinframetype->type) == ALIAS_SINGLE)
578 pinframegroup = (daliasgroup_t *)datapointer;
579 datapointer += sizeof(daliasgroup_t);
580 groupframes = LittleLong(pinframegroup->numframes);
581 datapointer += sizeof(daliasinterval_t) * groupframes;
584 for (j = 0;j < groupframes;j++)
586 datapointer += sizeof(daliasframe_t);
587 datapointer += sizeof(trivertx_t) * numverts;
588 loadmodel->meshlist[0]->num_morphframes++;
592 // store texture coordinates into temporary array, they will be stored
593 // after usage is determined (triangle data)
594 vertst = (float *)Mem_Alloc(tempmempool, numverts * 2 * sizeof(float[2]));
595 vertremap = (int *)Mem_Alloc(tempmempool, numverts * 3 * sizeof(int));
596 vertonseam = vertremap + numverts * 2;
598 scales = 1.0 / skinwidth;
599 scalet = 1.0 / skinheight;
600 for (i = 0;i < numverts;i++)
602 vertonseam[i] = LittleLong(pinstverts[i].onseam);
603 vertst[i*2+0] = (LittleLong(pinstverts[i].s) + 0.5) * scales;
604 vertst[i*2+1] = (LittleLong(pinstverts[i].t) + 0.5) * scalet;
605 vertst[(i+numverts)*2+0] = vertst[i*2+0] + 0.5;
606 vertst[(i+numverts)*2+1] = vertst[i*2+1];
609 // load triangle data
610 loadmodel->meshlist[0]->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->meshlist[0]->num_triangles);
612 // read the triangle elements
613 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
614 for (j = 0;j < 3;j++)
615 loadmodel->meshlist[0]->data_element3i[i*3+j] = LittleLong(pintriangles[i].vertindex[j]);
616 // validate (note numverts is used because this is the original data)
617 Mod_ValidateElements(loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles, 0, numverts, __FILE__, __LINE__);
618 // now butcher the elements according to vertonseam and tri->facesfront
619 // and then compact the vertex set to remove duplicates
620 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
621 if (!LittleLong(pintriangles[i].facesfront)) // backface
622 for (j = 0;j < 3;j++)
623 if (vertonseam[loadmodel->meshlist[0]->data_element3i[i*3+j]])
624 loadmodel->meshlist[0]->data_element3i[i*3+j] += numverts;
626 // (this uses vertremap to count usage to save some memory)
627 for (i = 0;i < numverts*2;i++)
629 for (i = 0;i < loadmodel->meshlist[0]->num_triangles*3;i++)
630 vertremap[loadmodel->meshlist[0]->data_element3i[i]]++;
631 // build remapping table and compact array
632 loadmodel->meshlist[0]->num_vertices = 0;
633 for (i = 0;i < numverts*2;i++)
637 vertremap[i] = loadmodel->meshlist[0]->num_vertices;
638 vertst[loadmodel->meshlist[0]->num_vertices*2+0] = vertst[i*2+0];
639 vertst[loadmodel->meshlist[0]->num_vertices*2+1] = vertst[i*2+1];
640 loadmodel->meshlist[0]->num_vertices++;
643 vertremap[i] = -1; // not used at all
645 // remap the elements to the new vertex set
646 for (i = 0;i < loadmodel->meshlist[0]->num_triangles * 3;i++)
647 loadmodel->meshlist[0]->data_element3i[i] = vertremap[loadmodel->meshlist[0]->data_element3i[i]];
648 // store the texture coordinates
649 loadmodel->meshlist[0]->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[2]) * loadmodel->meshlist[0]->num_vertices);
650 for (i = 0;i < loadmodel->meshlist[0]->num_vertices;i++)
652 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+0] = vertst[i*2+0];
653 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+1] = vertst[i*2+1];
657 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
658 loadmodel->meshlist[0]->data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * loadmodel->meshlist[0]->num_morphframes * loadmodel->meshlist[0]->num_vertices);
659 loadmodel->meshlist[0]->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
660 Mod_MDL_LoadFrames (startframes, numverts, scale, translate, vertremap);
661 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
662 Mod_CalcAliasModelBBoxes();
663 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
669 skinfiles = Mod_LoadSkinFiles();
670 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
671 loadmodel->num_textures = loadmodel->num_surfaces;
672 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
675 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
676 Mod_FreeSkinFiles(skinfiles);
677 for (i = 0;i < loadmodel->numskins;i++)
679 loadmodel->skinscenes[i].firstframe = i;
680 loadmodel->skinscenes[i].framecount = 1;
681 loadmodel->skinscenes[i].loop = true;
682 loadmodel->skinscenes[i].framerate = 10;
688 datapointer = startskins;
689 for (i = 0;i < loadmodel->numskins;i++)
691 pinskintype = (daliasskintype_t *)datapointer;
692 datapointer += sizeof(daliasskintype_t);
694 if (pinskintype->type == ALIAS_SKIN_SINGLE)
701 pinskingroup = (daliasskingroup_t *)datapointer;
702 datapointer += sizeof(daliasskingroup_t);
704 groupskins = LittleLong (pinskingroup->numskins);
706 pinskinintervals = (daliasskininterval_t *)datapointer;
707 datapointer += sizeof(daliasskininterval_t) * groupskins;
709 interval = LittleFloat(pinskinintervals[0].interval);
710 if (interval < 0.01f)
712 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
717 sprintf(loadmodel->skinscenes[i].name, "skin %i", i);
718 loadmodel->skinscenes[i].firstframe = totalskins;
719 loadmodel->skinscenes[i].framecount = groupskins;
720 loadmodel->skinscenes[i].framerate = 1.0f / interval;
721 loadmodel->skinscenes[i].loop = true;
723 for (j = 0;j < groupskins;j++)
726 sprintf (name, "%s_%i_%i", loadmodel->name, i, j);
728 sprintf (name, "%s_%i", loadmodel->name, i);
729 if (!Mod_LoadSkinFrame(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
730 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);
731 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
732 datapointer += skinwidth * skinheight;
736 // check for skins that don't exist in the model, but do exist as external images
737 // (this was added because yummyluv kept pestering me about support for it)
738 while (Mod_LoadSkinFrame(&tempskinframe, va("%s_%i", loadmodel->name, loadmodel->numskins), (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
740 // expand the arrays to make room
741 tempskinscenes = loadmodel->skinscenes;
742 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
743 memcpy(loadmodel->skinscenes, tempskinscenes, loadmodel->numskins * sizeof(animscene_t));
744 Mem_Free(tempskinscenes);
746 tempaliasskins = loadmodel->data_textures;
747 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * (totalskins + 1) * sizeof(texture_t));
748 memcpy(loadmodel->data_textures, tempaliasskins, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
749 Mem_Free(tempaliasskins);
751 // store the info about the new skin
752 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
753 strcpy(loadmodel->skinscenes[loadmodel->numskins].name, name);
754 loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
755 loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
756 loadmodel->skinscenes[loadmodel->numskins].framerate = 10.0f;
757 loadmodel->skinscenes[loadmodel->numskins].loop = true;
759 //increase skin counts
760 loadmodel->numskins++;
765 surface = loadmodel->data_surfaces;
766 surface->texture = loadmodel->data_textures;
767 surface->groupmesh = loadmodel->meshlist[0];
768 surface->num_firsttriangle = 0;
769 surface->num_triangles = surface->groupmesh->num_triangles;
770 surface->num_firstvertex = 0;
771 surface->num_vertices = surface->groupmesh->num_vertices;
774 static void Mod_MD2_ConvertVerts (vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int numverts, int *vertremap)
778 for (i = 0;i < numverts;i++, out3f += 3)
780 in = v + vertremap[i];
781 out3f[0] = in->v[0] * scale[0] + translate[0];
782 out3f[1] = in->v[1] * scale[1] + translate[1];
783 out3f[2] = in->v[2] * scale[2] + translate[2];
787 void Mod_IDP2_Load(model_t *mod, void *buffer, void *bufferend)
789 int i, j, k, hashindex, num, numxyz, numst, xyz, st, skinwidth, skinheight, *vertremap, version, end, numverts;
790 float *stverts, s, t, scale[3], translate[3];
794 unsigned char *base, *datapointer;
795 md2frame_t *pinframe;
797 md2triangle_t *intri;
798 unsigned short *inst;
801 struct md2verthash_s *next;
805 *hash, **md2verthash, *md2verthashdata;
806 skinframe_t tempskinframe;
807 skinfile_t *skinfiles;
809 pinmodel = (md2_t *)buffer;
810 base = (unsigned char *)buffer;
812 version = LittleLong (pinmodel->version);
813 if (version != MD2ALIAS_VERSION)
814 Host_Error ("%s has wrong version number (%i should be %i)",
815 loadmodel->name, version, MD2ALIAS_VERSION);
817 loadmodel->type = mod_alias;
818 loadmodel->DrawSky = NULL;
819 loadmodel->Draw = R_Q1BSP_Draw;
820 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
821 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
822 loadmodel->DrawLight = R_Q1BSP_DrawLight;
823 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
825 if (LittleLong(pinmodel->num_tris) < 1 || LittleLong(pinmodel->num_tris) > 65536)
826 Host_Error ("%s has invalid number of triangles: %i", loadmodel->name, LittleLong(pinmodel->num_tris));
827 if (LittleLong(pinmodel->num_xyz) < 1 || LittleLong(pinmodel->num_xyz) > 65536)
828 Host_Error ("%s has invalid number of vertices: %i", loadmodel->name, LittleLong(pinmodel->num_xyz));
829 if (LittleLong(pinmodel->num_frames) < 1 || LittleLong(pinmodel->num_frames) > 65536)
830 Host_Error ("%s has invalid number of frames: %i", loadmodel->name, LittleLong(pinmodel->num_frames));
831 if (LittleLong(pinmodel->num_skins) < 0 || LittleLong(pinmodel->num_skins) > 256)
832 Host_Error ("%s has invalid number of skins: %i", loadmodel->name, LittleLong(pinmodel->num_skins));
834 end = LittleLong(pinmodel->ofs_end);
835 if (LittleLong(pinmodel->num_skins) >= 1 && (LittleLong(pinmodel->ofs_skins) <= 0 || LittleLong(pinmodel->ofs_skins) >= end))
836 Host_Error ("%s is not a valid model", loadmodel->name);
837 if (LittleLong(pinmodel->ofs_st) <= 0 || LittleLong(pinmodel->ofs_st) >= end)
838 Host_Error ("%s is not a valid model", loadmodel->name);
839 if (LittleLong(pinmodel->ofs_tris) <= 0 || LittleLong(pinmodel->ofs_tris) >= end)
840 Host_Error ("%s is not a valid model", loadmodel->name);
841 if (LittleLong(pinmodel->ofs_frames) <= 0 || LittleLong(pinmodel->ofs_frames) >= end)
842 Host_Error ("%s is not a valid model", loadmodel->name);
843 if (LittleLong(pinmodel->ofs_glcmds) <= 0 || LittleLong(pinmodel->ofs_glcmds) >= end)
844 Host_Error ("%s is not a valid model", loadmodel->name);
846 loadmodel->num_surfaces = 1;
847 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
848 loadmodel->nummeshes = 1;
849 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + sizeof(surfmesh_t *) + sizeof(surfmesh_t));
850 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
851 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
852 loadmodel->meshlist = (surfmesh_t **)data;data += loadmodel->num_surfaces * sizeof(surfmesh_t *);
853 loadmodel->meshlist[0] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
854 loadmodel->surfacelist[0] = 0;
856 loadmodel->numskins = LittleLong(pinmodel->num_skins);
857 numxyz = LittleLong(pinmodel->num_xyz);
858 numst = LittleLong(pinmodel->num_st);
859 loadmodel->meshlist[0]->num_triangles = LittleLong(pinmodel->num_tris);
860 loadmodel->numframes = LittleLong(pinmodel->num_frames);
861 loadmodel->meshlist[0]->num_morphframes = loadmodel->numframes;
862 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
864 loadmodel->flags = 0; // there are no MD2 flags
865 loadmodel->synctype = ST_RAND;
868 inskin = (char *)(base + LittleLong(pinmodel->ofs_skins));
869 skinfiles = Mod_LoadSkinFiles();
872 loadmodel->num_textures = loadmodel->num_surfaces;
873 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
874 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
875 Mod_FreeSkinFiles(skinfiles);
877 else if (loadmodel->numskins)
879 // skins found (most likely not a player model)
880 loadmodel->num_textures = loadmodel->num_surfaces;
881 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
882 for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
884 if (Mod_LoadSkinFrame(&tempskinframe, inskin, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
885 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, &tempskinframe);
888 Con_Printf("%s is missing skin \"%s\"\n", loadmodel->name, inskin);
889 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, NULL);
895 // no skins (most likely a player model)
896 loadmodel->numskins = 1;
897 loadmodel->num_textures = loadmodel->num_surfaces;
898 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
899 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures, NULL);
902 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
903 for (i = 0;i < loadmodel->numskins;i++)
905 loadmodel->skinscenes[i].firstframe = i;
906 loadmodel->skinscenes[i].framecount = 1;
907 loadmodel->skinscenes[i].loop = true;
908 loadmodel->skinscenes[i].framerate = 10;
911 // load the triangles and stvert data
912 inst = (unsigned short *)(base + LittleLong(pinmodel->ofs_st));
913 intri = (md2triangle_t *)(base + LittleLong(pinmodel->ofs_tris));
914 skinwidth = LittleLong(pinmodel->skinwidth);
915 skinheight = LittleLong(pinmodel->skinheight);
917 stverts = (float *)Mem_Alloc(tempmempool, numst * sizeof(float[2]));
918 s = 1.0f / skinwidth;
919 t = 1.0f / skinheight;
920 for (i = 0;i < numst;i++)
922 j = (unsigned short) LittleShort(inst[i*2+0]);
923 k = (unsigned short) LittleShort(inst[i*2+1]);
924 if (j >= skinwidth || k >= skinheight)
926 Con_Printf("%s has an invalid skin coordinate (%i %i) on vert %i, changing to 0 0\n", loadmodel->name, j, k, i);
930 stverts[i*2+0] = j * s;
931 stverts[i*2+1] = k * t;
934 md2verthash = (struct md2verthash_s **)Mem_Alloc(tempmempool, 256 * sizeof(hash));
935 md2verthashdata = (struct md2verthash_s *)Mem_Alloc(tempmempool, loadmodel->meshlist[0]->num_triangles * 3 * sizeof(*hash));
936 // swap the triangle list
938 loadmodel->meshlist[0]->data_element3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
939 for (i = 0;i < loadmodel->meshlist[0]->num_triangles;i++)
941 for (j = 0;j < 3;j++)
943 xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
944 st = (unsigned short) LittleShort (intri[i].index_st[j]);
947 Con_Printf("%s has an invalid xyz index (%i) on triangle %i, resetting to 0\n", loadmodel->name, xyz, i);
952 Con_Printf("%s has an invalid st index (%i) on triangle %i, resetting to 0\n", loadmodel->name, st, i);
957 hashindex = (xyz * 17 + st) & 255;
958 for (hash = md2verthash[hashindex];hash;hash = hash->next)
959 if (hash->xyz == xyz && hash->st[0] == s && hash->st[1] == t)
963 hash = md2verthashdata + num++;
967 hash->next = md2verthash[hashindex];
968 md2verthash[hashindex] = hash;
970 loadmodel->meshlist[0]->data_element3i[i*3+j] = (hash - md2verthashdata);
977 loadmodel->meshlist[0]->num_vertices = numverts;
978 vertremap = (int *)Mem_Alloc(loadmodel->mempool, num * sizeof(int));
979 loadmodel->meshlist[0]->data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, num * sizeof(float[2]));
980 for (i = 0;i < num;i++)
982 hash = md2verthashdata + i;
983 vertremap[i] = hash->xyz;
984 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+0] = hash->st[0];
985 loadmodel->meshlist[0]->data_texcoordtexture2f[i*2+1] = hash->st[1];
988 Mem_Free(md2verthash);
989 Mem_Free(md2verthashdata);
992 datapointer = (base + LittleLong(pinmodel->ofs_frames));
993 loadmodel->meshlist[0]->data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, numverts * loadmodel->meshlist[0]->num_morphframes * sizeof(float[3]));
994 for (i = 0;i < loadmodel->meshlist[0]->num_morphframes;i++)
996 pinframe = (md2frame_t *)datapointer;
997 datapointer += sizeof(md2frame_t);
998 for (j = 0;j < 3;j++)
1000 scale[j] = LittleFloat(pinframe->scale[j]);
1001 translate[j] = LittleFloat(pinframe->translate[j]);
1003 Mod_MD2_ConvertVerts(scale, translate, (trivertx_t *)datapointer, loadmodel->meshlist[0]->data_morphvertex3f + i * numverts * 3, numverts, vertremap);
1004 datapointer += numxyz * sizeof(trivertx_t);
1006 strcpy(loadmodel->animscenes[i].name, pinframe->name);
1007 loadmodel->animscenes[i].firstframe = i;
1008 loadmodel->animscenes[i].framecount = 1;
1009 loadmodel->animscenes[i].framerate = 10;
1010 loadmodel->animscenes[i].loop = true;
1013 Mem_Free(vertremap);
1015 loadmodel->meshlist[0]->data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->meshlist[0]->num_triangles * sizeof(int[3]));
1016 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
1017 Mod_CalcAliasModelBBoxes();
1018 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
1020 surface = loadmodel->data_surfaces;
1021 surface->groupmesh = loadmodel->meshlist[0];
1022 surface->texture = loadmodel->data_textures;
1023 surface->num_firsttriangle = 0;
1024 surface->num_triangles = surface->groupmesh->num_triangles;
1025 surface->num_firstvertex = 0;
1026 surface->num_vertices = surface->groupmesh->num_vertices;
1029 void Mod_IDP3_Load(model_t *mod, void *buffer, void *bufferend)
1031 int i, j, k, version, meshvertices, meshtriangles;
1032 unsigned char *data;
1033 msurface_t *surface;
1034 md3modelheader_t *pinmodel;
1035 md3frameinfo_t *pinframe;
1038 skinfile_t *skinfiles;
1040 pinmodel = (md3modelheader_t *)buffer;
1042 if (memcmp(pinmodel->identifier, "IDP3", 4))
1043 Host_Error ("%s is not a MD3 (IDP3) file", loadmodel->name);
1044 version = LittleLong (pinmodel->version);
1045 if (version != MD3VERSION)
1046 Host_Error ("%s has wrong version number (%i should be %i)",
1047 loadmodel->name, version, MD3VERSION);
1049 skinfiles = Mod_LoadSkinFiles();
1050 if (loadmodel->numskins < 1)
1051 loadmodel->numskins = 1;
1053 loadmodel->type = mod_alias;
1054 loadmodel->DrawSky = NULL;
1055 loadmodel->Draw = R_Q1BSP_Draw;
1056 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1057 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1058 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1059 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1060 loadmodel->flags = LittleLong(pinmodel->flags);
1061 loadmodel->synctype = ST_RAND;
1063 // set up some global info about the model
1064 loadmodel->numframes = LittleLong(pinmodel->num_frames);
1065 loadmodel->num_surfaces = LittleLong(pinmodel->num_meshes);
1067 // make skinscenes for the skins (no groups)
1068 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1069 for (i = 0;i < loadmodel->numskins;i++)
1071 loadmodel->skinscenes[i].firstframe = i;
1072 loadmodel->skinscenes[i].framecount = 1;
1073 loadmodel->skinscenes[i].loop = true;
1074 loadmodel->skinscenes[i].framerate = 10;
1078 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
1079 for (i = 0, pinframe = (md3frameinfo_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_frameinfo));i < loadmodel->numframes;i++, pinframe++)
1081 strcpy(loadmodel->animscenes[i].name, pinframe->name);
1082 loadmodel->animscenes[i].firstframe = i;
1083 loadmodel->animscenes[i].framecount = 1;
1084 loadmodel->animscenes[i].framerate = 10;
1085 loadmodel->animscenes[i].loop = true;
1089 loadmodel->num_tagframes = loadmodel->numframes;
1090 loadmodel->num_tags = LittleLong(pinmodel->num_tags);
1091 loadmodel->data_tags = (aliastag_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_tagframes * loadmodel->num_tags * sizeof(aliastag_t));
1092 for (i = 0, pintag = (md3tag_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_tags));i < loadmodel->num_tagframes * loadmodel->num_tags;i++, pintag++)
1094 strcpy(loadmodel->data_tags[i].name, pintag->name);
1095 loadmodel->data_tags[i].matrix = identitymatrix;
1096 for (j = 0;j < 3;j++)
1098 for (k = 0;k < 3;k++)
1099 loadmodel->data_tags[i].matrix.m[j][k] = LittleFloat(pintag->rotationmatrix[k * 3 + j]);
1100 loadmodel->data_tags[i].matrix.m[j][3] = LittleFloat(pintag->origin[j]);
1102 //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);
1108 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)))
1110 if (memcmp(pinmesh->identifier, "IDP3", 4))
1111 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)");
1112 if (LittleLong(pinmesh->num_frames) != loadmodel->numframes)
1113 Host_Error("Mod_IDP3_Load: mesh numframes differs from header");
1114 meshvertices += LittleLong(pinmesh->num_vertices);
1115 meshtriangles += LittleLong(pinmesh->num_triangles);
1118 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1119 loadmodel->num_textures = loadmodel->num_surfaces;
1120 loadmodel->nummeshes = 1;
1121 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + sizeof(surfmesh_t *) + sizeof(surfmesh_t) + meshtriangles * sizeof(int[6]) + meshvertices * sizeof(float[2]) + meshvertices * loadmodel->numframes * sizeof(float[3]));
1122 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1123 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1124 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1125 loadmodel->meshlist = (surfmesh_t **)data;data += sizeof(surfmesh_t *);
1126 loadmodel->meshlist[0] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
1127 loadmodel->meshlist[0]->num_vertices = meshvertices;
1128 loadmodel->meshlist[0]->num_triangles = meshtriangles;
1129 loadmodel->meshlist[0]->num_morphframes = loadmodel->numframes; // TODO: remove?
1130 loadmodel->meshlist[0]->data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1131 loadmodel->meshlist[0]->data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1132 loadmodel->meshlist[0]->data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1133 loadmodel->meshlist[0]->data_morphvertex3f = (float *)data;data += meshvertices * loadmodel->numframes * sizeof(float[3]);
1137 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)))
1139 if (memcmp(pinmesh->identifier, "IDP3", 4))
1140 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)");
1141 loadmodel->surfacelist[i] = i;
1142 surface = loadmodel->data_surfaces + i;
1143 surface->groupmesh = loadmodel->meshlist[0];
1144 surface->texture = loadmodel->data_textures + i;
1145 surface->num_firsttriangle = meshtriangles;
1146 surface->num_triangles = LittleLong(pinmesh->num_triangles);
1147 surface->num_firstvertex = meshvertices;
1148 surface->num_vertices = LittleLong(pinmesh->num_vertices);
1149 meshvertices += surface->num_vertices;
1150 meshtriangles += surface->num_triangles;
1152 for (j = 0;j < surface->num_triangles * 3;j++)
1153 surface->groupmesh->data_element3i[j + surface->num_firsttriangle * 3] = surface->num_firstvertex + LittleLong(((int *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_elements)))[j]);
1154 for (j = 0;j < surface->num_vertices;j++)
1156 surface->groupmesh->data_texcoordtexture2f[(j + surface->num_firstvertex) * 2 + 0] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 0]);
1157 surface->groupmesh->data_texcoordtexture2f[(j + surface->num_firstvertex) * 2 + 1] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 1]);
1159 for (j = 0;j < surface->num_vertices * loadmodel->numframes;j++)
1161 surface->groupmesh->data_morphvertex3f[(j + surface->num_firstvertex) * 3 + 0] = LittleShort(((short *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 0]) * (1.0f / 64.0f);
1162 surface->groupmesh->data_morphvertex3f[(j + surface->num_firstvertex) * 3 + 1] = LittleShort(((short *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 1]) * (1.0f / 64.0f);
1163 surface->groupmesh->data_morphvertex3f[(j + surface->num_firstvertex) * 3 + 2] = LittleShort(((short *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 2]) * (1.0f / 64.0f);
1166 if (LittleLong(pinmesh->num_shaders) >= 1)
1167 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, pinmesh->name, ((md3shader_t *)((unsigned char *) pinmesh + LittleLong(pinmesh->lump_shaders)))->name);
1169 for (j = 0;j < loadmodel->numskins;j++)
1170 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1172 Mod_ValidateElements(surface->groupmesh->data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1174 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
1175 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
1176 Mod_CalcAliasModelBBoxes();
1177 Mod_FreeSkinFiles(skinfiles);
1180 void Mod_ZYMOTICMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1182 zymtype1header_t *pinmodel, *pheader;
1183 unsigned char *pbase;
1184 int i, j, k, l, numposes, meshvertices, meshtriangles, numvertexboneweights, *bonecount, *vertbonecounts, count, *renderlist, *renderlistend, *outelements;
1185 float modelradius, corner[2], *poses, *intexcoord2f, *outtexcoord2f;
1186 zymvertex_t *verts, *vertdata;
1190 skinfile_t *skinfiles;
1191 unsigned char *data;
1192 msurface_t *surface;
1194 pinmodel = (zymtype1header_t *)buffer;
1195 pbase = (unsigned char *)buffer;
1196 if (memcmp(pinmodel->id, "ZYMOTICMODEL", 12))
1197 Host_Error ("Mod_ZYMOTICMODEL_Load: %s is not a zymotic model");
1198 if (BigLong(pinmodel->type) != 1)
1199 Host_Error ("Mod_ZYMOTICMODEL_Load: only type 1 (skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1201 loadmodel->type = mod_alias;
1202 loadmodel->flags = 0; // there are no flags on zym models
1203 loadmodel->synctype = ST_RAND;
1207 pheader->type = BigLong(pinmodel->type);
1208 pheader->filesize = BigLong(pinmodel->filesize);
1209 pheader->mins[0] = BigFloat(pinmodel->mins[0]);
1210 pheader->mins[1] = BigFloat(pinmodel->mins[1]);
1211 pheader->mins[2] = BigFloat(pinmodel->mins[2]);
1212 pheader->maxs[0] = BigFloat(pinmodel->maxs[0]);
1213 pheader->maxs[1] = BigFloat(pinmodel->maxs[1]);
1214 pheader->maxs[2] = BigFloat(pinmodel->maxs[2]);
1215 pheader->radius = BigFloat(pinmodel->radius);
1216 pheader->numverts = BigLong(pinmodel->numverts);
1217 pheader->numtris = BigLong(pinmodel->numtris);
1218 pheader->numshaders = BigLong(pinmodel->numshaders);
1219 pheader->numbones = BigLong(pinmodel->numbones);
1220 pheader->numscenes = BigLong(pinmodel->numscenes);
1221 pheader->lump_scenes.start = BigLong(pinmodel->lump_scenes.start);
1222 pheader->lump_scenes.length = BigLong(pinmodel->lump_scenes.length);
1223 pheader->lump_poses.start = BigLong(pinmodel->lump_poses.start);
1224 pheader->lump_poses.length = BigLong(pinmodel->lump_poses.length);
1225 pheader->lump_bones.start = BigLong(pinmodel->lump_bones.start);
1226 pheader->lump_bones.length = BigLong(pinmodel->lump_bones.length);
1227 pheader->lump_vertbonecounts.start = BigLong(pinmodel->lump_vertbonecounts.start);
1228 pheader->lump_vertbonecounts.length = BigLong(pinmodel->lump_vertbonecounts.length);
1229 pheader->lump_verts.start = BigLong(pinmodel->lump_verts.start);
1230 pheader->lump_verts.length = BigLong(pinmodel->lump_verts.length);
1231 pheader->lump_texcoords.start = BigLong(pinmodel->lump_texcoords.start);
1232 pheader->lump_texcoords.length = BigLong(pinmodel->lump_texcoords.length);
1233 pheader->lump_render.start = BigLong(pinmodel->lump_render.start);
1234 pheader->lump_render.length = BigLong(pinmodel->lump_render.length);
1235 pheader->lump_shaders.start = BigLong(pinmodel->lump_shaders.start);
1236 pheader->lump_shaders.length = BigLong(pinmodel->lump_shaders.length);
1237 pheader->lump_trizone.start = BigLong(pinmodel->lump_trizone.start);
1238 pheader->lump_trizone.length = BigLong(pinmodel->lump_trizone.length);
1240 if (pheader->numtris < 1 || pheader->numverts < 3 || pheader->numshaders < 1)
1242 Con_Printf("%s has no geometry\n");
1245 if (pheader->numscenes < 1 || pheader->lump_poses.length < (int)sizeof(float[3][4]))
1247 Con_Printf("%s has no animations\n");
1251 loadmodel->DrawSky = NULL;
1252 loadmodel->Draw = R_Q1BSP_Draw;
1253 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1254 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1255 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1256 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1258 loadmodel->numframes = pheader->numscenes;
1259 loadmodel->num_surfaces = pheader->numshaders;
1261 skinfiles = Mod_LoadSkinFiles();
1262 if (loadmodel->numskins < 1)
1263 loadmodel->numskins = 1;
1265 // make skinscenes for the skins (no groups)
1266 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1267 for (i = 0;i < loadmodel->numskins;i++)
1269 loadmodel->skinscenes[i].firstframe = i;
1270 loadmodel->skinscenes[i].framecount = 1;
1271 loadmodel->skinscenes[i].loop = true;
1272 loadmodel->skinscenes[i].framerate = 10;
1276 modelradius = pheader->radius;
1277 for (i = 0;i < 3;i++)
1279 loadmodel->normalmins[i] = pheader->mins[i];
1280 loadmodel->normalmaxs[i] = pheader->maxs[i];
1281 loadmodel->rotatedmins[i] = -modelradius;
1282 loadmodel->rotatedmaxs[i] = modelradius;
1284 corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
1285 corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
1286 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
1287 if (loadmodel->yawmaxs[0] > modelradius)
1288 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
1289 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
1290 loadmodel->yawmins[2] = loadmodel->normalmins[2];
1291 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
1292 loadmodel->radius = modelradius;
1293 loadmodel->radius2 = modelradius * modelradius;
1295 // go through the lumps, swapping things
1297 //zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
1298 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
1299 scene = (zymscene_t *) (pheader->lump_scenes.start + pbase);
1300 numposes = pheader->lump_poses.length / pheader->numbones / sizeof(float[3][4]);
1301 for (i = 0;i < pheader->numscenes;i++)
1303 memcpy(loadmodel->animscenes[i].name, scene->name, 32);
1304 loadmodel->animscenes[i].firstframe = BigLong(scene->start);
1305 loadmodel->animscenes[i].framecount = BigLong(scene->length);
1306 loadmodel->animscenes[i].framerate = BigFloat(scene->framerate);
1307 loadmodel->animscenes[i].loop = (BigLong(scene->flags) & ZYMSCENEFLAG_NOLOOP) == 0;
1308 if ((unsigned int) loadmodel->animscenes[i].firstframe >= (unsigned int) numposes)
1309 Host_Error("%s scene->firstframe (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, numposes);
1310 if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > (unsigned int) numposes)
1311 Host_Error("%s scene->firstframe (%i) + framecount (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
1312 if (loadmodel->animscenes[i].framerate < 0)
1313 Host_Error("%s scene->framerate (%f) < 0", loadmodel->name, loadmodel->animscenes[i].framerate);
1317 //zymlump_t lump_bones; // zymbone_t bone[numbones];
1318 loadmodel->num_bones = pheader->numbones;
1319 loadmodel->data_bones = (aliasbone_t *)Mem_Alloc(loadmodel->mempool, pheader->numbones * sizeof(aliasbone_t));
1320 bone = (zymbone_t *) (pheader->lump_bones.start + pbase);
1321 for (i = 0;i < pheader->numbones;i++)
1323 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1324 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1325 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1326 if (loadmodel->data_bones[i].parent >= i)
1327 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1330 //zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
1331 vertbonecounts = (int *)Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1332 bonecount = (int *) (pheader->lump_vertbonecounts.start + pbase);
1333 for (i = 0;i < pheader->numverts;i++)
1335 vertbonecounts[i] = BigLong(bonecount[i]);
1336 if (vertbonecounts[i] < 1)
1337 Host_Error("%s bonecount[%i] < 1", loadmodel->name, i);
1340 loadmodel->num_poses = pheader->lump_poses.length / sizeof(float[3][4]);
1342 meshvertices = pheader->numverts;
1343 meshtriangles = pheader->numtris;
1344 numvertexboneweights = pheader->lump_verts.length / sizeof(zymvertex_t);
1346 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1347 loadmodel->num_textures = loadmodel->num_surfaces;
1348 loadmodel->nummeshes = 1;
1349 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + sizeof(surfmesh_t *) + sizeof(surfmesh_t) + meshtriangles * sizeof(int[6]) + meshvertices * sizeof(float[2]) + numvertexboneweights * sizeof(surfmeshvertexboneweight_t) + loadmodel->num_poses * sizeof(float[3][4]));
1350 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1351 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1352 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1353 loadmodel->meshlist = (surfmesh_t **)data;data += sizeof(surfmesh_t *);
1354 loadmodel->meshlist[0] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
1355 loadmodel->meshlist[0]->num_vertices = meshvertices;
1356 loadmodel->meshlist[0]->num_triangles = meshtriangles;
1357 loadmodel->meshlist[0]->num_vertexboneweights = numvertexboneweights;
1358 loadmodel->meshlist[0]->data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1359 loadmodel->meshlist[0]->data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1360 loadmodel->meshlist[0]->data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1361 loadmodel->meshlist[0]->data_vertexboneweights = (surfmeshvertexboneweight_t *)data;data += numvertexboneweights * sizeof(surfmeshvertexboneweight_t);
1362 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[3][4]);
1364 //zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
1365 poses = (float *) (pheader->lump_poses.start + pbase);
1366 for (i = 0;i < pheader->lump_poses.length / 4;i++)
1367 loadmodel->data_poses[i] = BigFloat(poses[i]);
1369 //zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
1370 verts = (zymvertex_t *)Mem_Alloc(loadmodel->mempool, pheader->lump_verts.length);
1371 vertdata = (zymvertex_t *) (pheader->lump_verts.start + pbase);
1373 for (j = 0;j < pheader->numverts;j++)
1375 for (k = 0;k < vertbonecounts[j];k++, l++)
1377 // this format really should have had a per vertexweight weight value...
1378 float influence = 1.0f / vertbonecounts[j];
1379 loadmodel->meshlist[0]->data_vertexboneweights[l].vertexindex = j;
1380 loadmodel->meshlist[0]->data_vertexboneweights[l].boneindex = BigLong(vertdata[l].bonenum);
1381 loadmodel->meshlist[0]->data_vertexboneweights[l].origin[0] = BigFloat(vertdata[l].origin[0]) * influence;
1382 loadmodel->meshlist[0]->data_vertexboneweights[l].origin[1] = BigFloat(vertdata[l].origin[1]) * influence;
1383 loadmodel->meshlist[0]->data_vertexboneweights[l].origin[2] = BigFloat(vertdata[l].origin[2]) * influence;
1384 loadmodel->meshlist[0]->data_vertexboneweights[l].origin[3] = influence;
1388 //zymlump_t lump_texcoords; // float texcoords[numvertices][2];
1389 outtexcoord2f = loadmodel->meshlist[0]->data_texcoordtexture2f;
1390 intexcoord2f = (float *) (pheader->lump_texcoords.start + pbase);
1391 for (i = 0;i < pheader->numverts;i++)
1393 outtexcoord2f[i*2+0] = BigFloat(intexcoord2f[i*2+0]);
1394 // flip T coordinate for OpenGL
1395 outtexcoord2f[i*2+1] = 1 - BigFloat(intexcoord2f[i*2+1]);
1398 //zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
1399 //loadmodel->alias.zymdata_trizone = Mem_Alloc(loadmodel->mempool, pheader->numtris);
1400 //memcpy(loadmodel->alias.zymdata_trizone, (void *) (pheader->lump_trizone.start + pbase), pheader->numtris);
1402 //zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
1403 //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)
1404 // byteswap, validate, and swap winding order of tris
1405 count = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
1406 if (pheader->lump_render.length != count)
1407 Host_Error("%s renderlist is wrong size (%i bytes, should be %i bytes)", loadmodel->name, pheader->lump_render.length, count);
1408 renderlist = (int *) (pheader->lump_render.start + pbase);
1409 renderlistend = (int *) ((unsigned char *) renderlist + pheader->lump_render.length);
1411 for (i = 0;i < loadmodel->num_surfaces;i++)
1414 if (renderlist >= renderlistend)
1415 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1416 count = BigLong(*renderlist);renderlist++;
1417 if (renderlist + count * 3 > renderlistend || (i == pheader->numshaders - 1 && renderlist + count * 3 != renderlistend))
1418 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1420 loadmodel->surfacelist[i] = i;
1421 surface = loadmodel->data_surfaces + i;
1422 surface->groupmesh = loadmodel->meshlist[0];
1423 surface->texture = loadmodel->data_textures + i;
1424 surface->num_firsttriangle = meshtriangles;
1425 surface->num_triangles = count;
1426 surface->num_firstvertex = meshvertices;
1427 surface->num_vertices = meshvertices;
1429 // load the elements and find the used vertex range
1431 outelements = surface->groupmesh->data_element3i + surface->num_firsttriangle * 3;
1432 for (j = 0;j < surface->num_triangles;j++)
1434 outelements[2] = BigLong(renderlist[0]);
1435 outelements[1] = BigLong(renderlist[1]);
1436 outelements[0] = BigLong(renderlist[2]);
1437 if ((unsigned int)outelements[0] >= (unsigned int)pheader->numverts
1438 || (unsigned int)outelements[1] >= (unsigned int)pheader->numverts
1439 || (unsigned int)outelements[2] >= (unsigned int)pheader->numverts)
1440 Host_Error("%s corrupt renderlist (out of bounds index)", loadmodel->name);
1441 if (vertbonecounts[outelements[0]] == 0 || vertbonecounts[outelements[1]] == 0 || vertbonecounts[outelements[2]] == 0)
1442 Host_Error("%s corrupt renderlist (references vertex with no bone weights", loadmodel->name);
1443 surface->num_firstvertex = min(surface->num_firstvertex, outelements[0]);
1444 surface->num_firstvertex = min(surface->num_firstvertex, outelements[1]);
1445 surface->num_firstvertex = min(surface->num_firstvertex, outelements[2]);
1446 lastvertex = max(lastvertex, outelements[0]);
1447 lastvertex = max(lastvertex, outelements[1]);
1448 lastvertex = max(lastvertex, outelements[2]);
1452 surface->num_vertices = lastvertex + 1 - surface->num_firstvertex;
1454 // since zym models do not have named sections, reuse their shader
1455 // name as the section name
1456 shadername = (char *) (pheader->lump_shaders.start + pbase) + i * 32;
1458 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, shadername, shadername);
1460 for (j = 0;j < loadmodel->numskins;j++)
1461 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1463 Mod_ValidateElements(surface->groupmesh->data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1465 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
1466 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
1467 Mod_FreeSkinFiles(skinfiles);
1468 Mem_Free(vertbonecounts);
1472 void Mod_DARKPLACESMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1474 dpmheader_t *pheader;
1478 unsigned char *pbase;
1479 int i, j, k, meshvertices, meshtriangles, numvertexboneweights;
1480 skinfile_t *skinfiles;
1481 unsigned char *data;
1483 pheader = (dpmheader_t *)buffer;
1484 pbase = (unsigned char *)buffer;
1485 if (memcmp(pheader->id, "DARKPLACESMODEL\0", 16))
1486 Host_Error ("Mod_DARKPLACESMODEL_Load: %s is not a darkplaces model");
1487 if (BigLong(pheader->type) != 2)
1488 Host_Error ("Mod_DARKPLACESMODEL_Load: only type 2 (hierarchical skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1490 loadmodel->type = mod_alias;
1491 loadmodel->flags = 0; // there are no flags on zym models
1492 loadmodel->synctype = ST_RAND;
1495 pheader->type = BigLong(pheader->type);
1496 pheader->filesize = BigLong(pheader->filesize);
1497 pheader->mins[0] = BigFloat(pheader->mins[0]);
1498 pheader->mins[1] = BigFloat(pheader->mins[1]);
1499 pheader->mins[2] = BigFloat(pheader->mins[2]);
1500 pheader->maxs[0] = BigFloat(pheader->maxs[0]);
1501 pheader->maxs[1] = BigFloat(pheader->maxs[1]);
1502 pheader->maxs[2] = BigFloat(pheader->maxs[2]);
1503 pheader->yawradius = BigFloat(pheader->yawradius);
1504 pheader->allradius = BigFloat(pheader->allradius);
1505 pheader->num_bones = BigLong(pheader->num_bones);
1506 pheader->num_meshs = BigLong(pheader->num_meshs);
1507 pheader->num_frames = BigLong(pheader->num_frames);
1508 pheader->ofs_bones = BigLong(pheader->ofs_bones);
1509 pheader->ofs_meshs = BigLong(pheader->ofs_meshs);
1510 pheader->ofs_frames = BigLong(pheader->ofs_frames);
1512 if (pheader->num_bones < 1 || pheader->num_meshs < 1)
1514 Con_Printf("%s has no geometry\n");
1517 if (pheader->num_frames < 1)
1519 Con_Printf("%s has no frames\n");
1523 loadmodel->DrawSky = NULL;
1524 loadmodel->Draw = R_Q1BSP_Draw;
1525 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1526 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1527 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1528 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1531 for (i = 0;i < 3;i++)
1533 loadmodel->normalmins[i] = pheader->mins[i];
1534 loadmodel->normalmaxs[i] = pheader->maxs[i];
1535 loadmodel->yawmins[i] = i != 2 ? -pheader->yawradius : pheader->mins[i];
1536 loadmodel->yawmaxs[i] = i != 2 ? pheader->yawradius : pheader->maxs[i];
1537 loadmodel->rotatedmins[i] = -pheader->allradius;
1538 loadmodel->rotatedmaxs[i] = pheader->allradius;
1540 loadmodel->radius = pheader->allradius;
1541 loadmodel->radius2 = pheader->allradius * pheader->allradius;
1543 // load external .skin files if present
1544 skinfiles = Mod_LoadSkinFiles();
1545 if (loadmodel->numskins < 1)
1546 loadmodel->numskins = 1;
1550 numvertexboneweights = 0;
1552 // load the meshes now
1553 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1554 for (i = 0;i < loadmodel->num_surfaces;i++)
1556 int numverts = BigLong(dpmmesh->num_verts);
1557 meshvertices += numverts;;
1558 meshtriangles += BigLong(dpmmesh->num_tris);
1560 // to find out how many weights exist we two a two-stage load...
1561 data = (unsigned char *) (pbase + BigLong(dpmmesh->ofs_verts));
1562 for (j = 0;j < numverts;j++)
1564 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1565 numvertexboneweights += numweights;
1566 data += sizeof(dpmvertex_t);
1567 data += numweights * sizeof(dpmbonevert_t);
1572 loadmodel->numframes = pheader->num_frames;
1573 loadmodel->num_bones = pheader->num_bones;
1574 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
1575 loadmodel->num_textures = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = pheader->num_meshs;
1576 loadmodel->nummeshes = 1;
1577 // do most allocations as one merged chunk
1578 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + sizeof(surfmesh_t *) + sizeof(surfmesh_t) + meshtriangles * sizeof(int[3]) + meshtriangles * sizeof(int[3]) + meshvertices * sizeof(float[2]) + numvertexboneweights * sizeof(surfmeshvertexboneweight_t) + loadmodel->num_poses * sizeof(float[3][4]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t));
1579 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1580 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1581 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1582 loadmodel->meshlist = (surfmesh_t **)data;data += sizeof(surfmesh_t *);
1583 loadmodel->meshlist[0] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
1584 loadmodel->meshlist[0]->num_vertices = meshvertices;
1585 loadmodel->meshlist[0]->num_triangles = meshtriangles;
1586 loadmodel->meshlist[0]->num_vertexboneweights = numvertexboneweights;
1587 loadmodel->meshlist[0]->data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1588 loadmodel->meshlist[0]->data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1589 loadmodel->meshlist[0]->data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1590 loadmodel->meshlist[0]->data_vertexboneweights = (surfmeshvertexboneweight_t *)data;data += numvertexboneweights * sizeof(surfmeshvertexboneweight_t);
1591 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[3][4]);
1592 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
1593 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
1594 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
1596 for (i = 0;i < loadmodel->numskins;i++)
1598 loadmodel->skinscenes[i].firstframe = i;
1599 loadmodel->skinscenes[i].framecount = 1;
1600 loadmodel->skinscenes[i].loop = true;
1601 loadmodel->skinscenes[i].framerate = 10;
1604 // load the bone info
1605 bone = (dpmbone_t *) (pbase + pheader->ofs_bones);
1606 for (i = 0;i < loadmodel->num_bones;i++)
1608 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1609 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1610 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1611 if (loadmodel->data_bones[i].parent >= i)
1612 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1616 frame = (dpmframe_t *) (pbase + pheader->ofs_frames);
1617 for (i = 0;i < loadmodel->numframes;i++)
1620 memcpy(loadmodel->animscenes[i].name, frame->name, sizeof(frame->name));
1621 loadmodel->animscenes[i].firstframe = i;
1622 loadmodel->animscenes[i].framecount = 1;
1623 loadmodel->animscenes[i].loop = true;
1624 loadmodel->animscenes[i].framerate = 10;
1625 // load the bone poses for this frame
1626 poses = (float *) (pbase + BigLong(frame->ofs_bonepositions));
1627 for (j = 0;j < loadmodel->num_bones*12;j++)
1628 loadmodel->data_poses[i * loadmodel->num_bones*12 + j] = BigFloat(poses[j]);
1629 // stuff not processed here: mins, maxs, yawradius, allradius
1633 // load the meshes now
1634 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1637 numvertexboneweights = 0;
1638 for (i = 0;i < loadmodel->num_surfaces;i++, dpmmesh++)
1640 const int *inelements;
1642 const float *intexcoord;
1643 msurface_t *surface;
1645 loadmodel->surfacelist[i] = i;
1646 surface = loadmodel->data_surfaces + i;
1647 surface->groupmesh = loadmodel->meshlist[0];
1648 surface->texture = loadmodel->data_textures + i;
1649 surface->num_firsttriangle = meshtriangles;
1650 surface->num_triangles = BigLong(dpmmesh->num_tris);
1651 surface->num_firstvertex = meshvertices;
1652 surface->num_vertices = BigLong(dpmmesh->num_verts);
1653 meshvertices += surface->num_vertices;
1654 meshtriangles += surface->num_triangles;
1656 inelements = (int *) (pbase + BigLong(dpmmesh->ofs_indices));
1657 outelements = surface->groupmesh->data_element3i + surface->num_firsttriangle * 3;
1658 for (j = 0;j < surface->num_triangles;j++)
1660 // swap element order to flip triangles, because Quake uses clockwise (rare) and dpm uses counterclockwise (standard)
1661 outelements[0] = surface->num_firstvertex + BigLong(inelements[2]);
1662 outelements[1] = surface->num_firstvertex + BigLong(inelements[1]);
1663 outelements[2] = surface->num_firstvertex + BigLong(inelements[0]);
1668 intexcoord = (float *) (pbase + BigLong(dpmmesh->ofs_texcoords));
1669 for (j = 0;j < surface->num_vertices*2;j++)
1670 surface->groupmesh->data_texcoordtexture2f[j + surface->num_firstvertex * 2] = BigFloat(intexcoord[j]);
1672 data = (unsigned char *) (pbase + BigLong(dpmmesh->ofs_verts));
1673 for (j = 0;j < surface->num_vertices;j++)
1675 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1676 data += sizeof(dpmvertex_t);
1677 for (k = 0;k < numweights;k++)
1679 const dpmbonevert_t *vert = (dpmbonevert_t *) data;
1680 // stuff not processed here: normal
1681 surface->groupmesh->data_vertexboneweights[numvertexboneweights].vertexindex = j;
1682 surface->groupmesh->data_vertexboneweights[numvertexboneweights].boneindex = BigLong(vert->bonenum);
1683 surface->groupmesh->data_vertexboneweights[numvertexboneweights].origin[0] = BigFloat(vert->origin[0]);
1684 surface->groupmesh->data_vertexboneweights[numvertexboneweights].origin[1] = BigFloat(vert->origin[1]);
1685 surface->groupmesh->data_vertexboneweights[numvertexboneweights].origin[2] = BigFloat(vert->origin[2]);
1686 surface->groupmesh->data_vertexboneweights[numvertexboneweights].origin[3] = BigFloat(vert->influence);
1687 numvertexboneweights++;
1688 data += sizeof(dpmbonevert_t);
1692 // since dpm models do not have named sections, reuse their shader name as the section name
1693 if (dpmmesh->shadername[0])
1694 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, dpmmesh->shadername, dpmmesh->shadername);
1696 for (j = 0;j < loadmodel->numskins;j++)
1697 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1699 Mod_ValidateElements(surface->groupmesh->data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1701 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
1702 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
1703 Mod_FreeSkinFiles(skinfiles);
1706 static void Mod_PSKMODEL_AnimKeyToMatrix(float *origin, float *quat, matrix4x4_t *m)
1708 float x = quat[0], y = quat[1], z = quat[2], w = quat[3];
1709 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];
1710 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];
1711 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];
1712 m->m[3][0]= 0 ;m->m[3][1]= 0 ;m->m[3][2]= 0 ;m->m[3][3]=1;
1715 // no idea why PSK/PSA files contain weird quaternions but they do...
1716 #define PSKQUATNEGATIONS
1717 void Mod_PSKMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1719 int i, j, index, version, recordsize, numrecords, meshvertices, meshtriangles, numvertexboneweights;
1720 int numpnts, numvtxw, numfaces, nummatts, numbones, numrawweights, numanimbones, numanims, numanimkeys;
1721 fs_offset_t filesize;
1726 pskboneinfo_t *bones;
1727 pskrawweights_t *rawweights;
1728 pskboneinfo_t *animbones;
1729 pskaniminfo_t *anims;
1730 pskanimkeys_t *animkeys;
1731 void *animfilebuffer, *animbuffer, *animbufferend;
1732 unsigned char *data;
1734 skinfile_t *skinfiles;
1735 char animname[MAX_QPATH];
1737 pchunk = (pskchunk_t *)buffer;
1738 if (strcmp(pchunk->id, "ACTRHEAD"))
1739 Host_Error ("Mod_PSKMODEL_Load: %s is not an Unreal Engine ActorX (.psk + .psa) model");
1741 loadmodel->type = mod_alias;
1742 loadmodel->DrawSky = NULL;
1743 loadmodel->Draw = R_Q1BSP_Draw;
1744 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1745 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1746 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1747 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1748 loadmodel->flags = 0; // there are no flags on zym models
1749 loadmodel->synctype = ST_RAND;
1751 FS_StripExtension(loadmodel->name, animname, sizeof(animname));
1752 strlcat(animname, ".psa", sizeof(animname));
1753 animbuffer = animfilebuffer = FS_LoadFile(animname, loadmodel->mempool, false, &filesize);
1754 animbufferend = (void *)((unsigned char*)animbuffer + (int)filesize);
1755 if (animbuffer == NULL)
1756 Host_Error("%s: can't find .psa file (%s)", loadmodel->name, animname);
1775 while (buffer < bufferend)
1777 pchunk = (pskchunk_t *)buffer;
1778 buffer = (void *)((unsigned char *)buffer + sizeof(pskchunk_t));
1779 version = LittleLong(pchunk->version);
1780 recordsize = LittleLong(pchunk->recordsize);
1781 numrecords = LittleLong(pchunk->numrecords);
1782 if (developer.integer >= 100)
1783 Con_Printf("%s: %s %x: %i * %i = %i\n", loadmodel->name, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
1784 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
1785 Con_Printf ("%s: chunk %s has unknown version %x (0x1e83b9, 0x1e9179, 0x2e, 0x12f2bc, 0x12f2f0 are currently supported), trying to load anyway!\n", loadmodel->name, pchunk->id, version);
1786 if (!strcmp(pchunk->id, "ACTRHEAD"))
1790 else if (!strcmp(pchunk->id, "PNTS0000"))
1793 if (recordsize != sizeof(*p))
1794 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1795 // byteswap in place and keep the pointer
1796 numpnts = numrecords;
1797 pnts = (pskpnts_t *)buffer;
1798 for (index = 0, p = (pskpnts_t *)buffer;index < numrecords;index++, p++)
1800 p->origin[0] = LittleFloat(p->origin[0]);
1801 p->origin[1] = LittleFloat(p->origin[1]);
1802 p->origin[2] = LittleFloat(p->origin[2]);
1806 else if (!strcmp(pchunk->id, "VTXW0000"))
1809 if (recordsize != sizeof(*p))
1810 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1811 // byteswap in place and keep the pointer
1812 numvtxw = numrecords;
1813 vtxw = (pskvtxw_t *)buffer;
1814 for (index = 0, p = (pskvtxw_t *)buffer;index < numrecords;index++, p++)
1816 p->pntsindex = LittleShort(p->pntsindex);
1817 p->texcoord[0] = LittleFloat(p->texcoord[0]);
1818 p->texcoord[1] = LittleFloat(p->texcoord[1]);
1819 if (p->pntsindex >= numpnts)
1821 Con_Printf("%s: vtxw->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
1827 else if (!strcmp(pchunk->id, "FACE0000"))
1830 if (recordsize != sizeof(*p))
1831 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1832 // byteswap in place and keep the pointer
1833 numfaces = numrecords;
1834 faces = (pskface_t *)buffer;
1835 for (index = 0, p = (pskface_t *)buffer;index < numrecords;index++, p++)
1837 p->vtxwindex[0] = LittleShort(p->vtxwindex[0]);
1838 p->vtxwindex[1] = LittleShort(p->vtxwindex[1]);
1839 p->vtxwindex[2] = LittleShort(p->vtxwindex[2]);
1840 p->group = LittleLong(p->group);
1841 if (p->vtxwindex[0] >= numvtxw)
1843 Con_Printf("%s: face->vtxwindex[0] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[0], numvtxw);
1844 p->vtxwindex[0] = 0;
1846 if (p->vtxwindex[1] >= numvtxw)
1848 Con_Printf("%s: face->vtxwindex[1] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[1], numvtxw);
1849 p->vtxwindex[1] = 0;
1851 if (p->vtxwindex[2] >= numvtxw)
1853 Con_Printf("%s: face->vtxwindex[2] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[2], numvtxw);
1854 p->vtxwindex[2] = 0;
1859 else if (!strcmp(pchunk->id, "MATT0000"))
1862 if (recordsize != sizeof(*p))
1863 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1864 // byteswap in place and keep the pointer
1865 nummatts = numrecords;
1866 matts = (pskmatt_t *)buffer;
1867 for (index = 0, p = (pskmatt_t *)buffer;index < numrecords;index++, p++)
1872 else if (!strcmp(pchunk->id, "REFSKELT"))
1875 if (recordsize != sizeof(*p))
1876 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1877 // byteswap in place and keep the pointer
1878 numbones = numrecords;
1879 bones = (pskboneinfo_t *)buffer;
1880 for (index = 0, p = (pskboneinfo_t *)buffer;index < numrecords;index++, p++)
1882 p->numchildren = LittleLong(p->numchildren);
1883 p->parent = LittleLong(p->parent);
1884 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
1885 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
1886 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
1887 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
1888 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
1889 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
1890 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
1891 p->basepose.unknown = LittleFloat(p->basepose.unknown);
1892 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
1893 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
1894 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
1895 #ifdef PSKQUATNEGATIONS
1898 p->basepose.quat[0] *= -1;
1899 p->basepose.quat[1] *= -1;
1900 p->basepose.quat[2] *= -1;
1904 p->basepose.quat[0] *= 1;
1905 p->basepose.quat[1] *= -1;
1906 p->basepose.quat[2] *= 1;
1909 if (p->parent < 0 || p->parent >= numbones)
1911 Con_Printf("%s: bone->parent %i >= numbones %i\n", loadmodel->name, p->parent, numbones);
1917 else if (!strcmp(pchunk->id, "RAWWEIGHTS"))
1920 if (recordsize != sizeof(*p))
1921 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1922 // byteswap in place and keep the pointer
1923 numrawweights = numrecords;
1924 rawweights = (pskrawweights_t *)buffer;
1925 for (index = 0, p = (pskrawweights_t *)buffer;index < numrecords;index++, p++)
1927 p->weight = LittleFloat(p->weight);
1928 p->pntsindex = LittleLong(p->pntsindex);
1929 p->boneindex = LittleLong(p->boneindex);
1930 if (p->pntsindex < 0 || p->pntsindex >= numpnts)
1932 Con_Printf("%s: weight->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
1935 if (p->boneindex < 0 || p->boneindex >= numbones)
1937 Con_Printf("%s: weight->boneindex %i >= numbones %i\n", loadmodel->name, p->boneindex, numbones);
1945 while (animbuffer < animbufferend)
1947 pchunk = (pskchunk_t *)animbuffer;
1948 animbuffer = (void *)((unsigned char *)animbuffer + sizeof(pskchunk_t));
1949 version = LittleLong(pchunk->version);
1950 recordsize = LittleLong(pchunk->recordsize);
1951 numrecords = LittleLong(pchunk->numrecords);
1952 if (developer.integer >= 100)
1953 Con_Printf("%s: %s %x: %i * %i = %i\n", animname, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
1954 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
1955 Con_Printf ("%s: chunk %s has unknown version %x (0x1e83b9, 0x1e9179, 0x2e, 0x12f2bc, 0x12f2f0 are currently supported), trying to load anyway!\n", animname, pchunk->id, version);
1956 if (!strcmp(pchunk->id, "ANIMHEAD"))
1960 else if (!strcmp(pchunk->id, "BONENAMES"))
1963 if (recordsize != sizeof(*p))
1964 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
1965 // byteswap in place and keep the pointer
1966 numanimbones = numrecords;
1967 animbones = (pskboneinfo_t *)animbuffer;
1968 // NOTE: supposedly psa does not need to match the psk model, the
1969 // bones missing from the psa would simply use their base
1970 // positions from the psk, but this is hard for me to implement
1971 // and people can easily make animations that match.
1972 if (numanimbones != numbones)
1973 Host_Error("%s: this loader only supports animations with the same bones as the mesh");
1974 for (index = 0, p = (pskboneinfo_t *)animbuffer;index < numrecords;index++, p++)
1976 p->numchildren = LittleLong(p->numchildren);
1977 p->parent = LittleLong(p->parent);
1978 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
1979 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
1980 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
1981 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
1982 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
1983 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
1984 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
1985 p->basepose.unknown = LittleFloat(p->basepose.unknown);
1986 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
1987 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
1988 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
1989 #ifdef PSKQUATNEGATIONS
1992 p->basepose.quat[0] *= -1;
1993 p->basepose.quat[1] *= -1;
1994 p->basepose.quat[2] *= -1;
1998 p->basepose.quat[0] *= 1;
1999 p->basepose.quat[1] *= -1;
2000 p->basepose.quat[2] *= 1;
2003 if (p->parent < 0 || p->parent >= numanimbones)
2005 Con_Printf("%s: bone->parent %i >= numanimbones %i\n", animname, p->parent, numanimbones);
2008 // check that bones are the same as in the base
2009 if (strcmp(p->name, bones[index].name) || p->parent != bones[index].parent)
2010 Host_Error("%s: this loader only supports animations with the same bones as the mesh", animname);
2014 else if (!strcmp(pchunk->id, "ANIMINFO"))
2017 if (recordsize != sizeof(*p))
2018 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2019 // byteswap in place and keep the pointer
2020 numanims = numrecords;
2021 anims = (pskaniminfo_t *)animbuffer;
2022 for (index = 0, p = (pskaniminfo_t *)animbuffer;index < numrecords;index++, p++)
2024 p->numbones = LittleLong(p->numbones);
2025 p->playtime = LittleFloat(p->playtime);
2026 p->fps = LittleFloat(p->fps);
2027 p->firstframe = LittleLong(p->firstframe);
2028 p->numframes = LittleLong(p->numframes);
2029 if (p->numbones != numbones)
2031 Con_Printf("%s: animinfo->numbones != numbones, trying to load anyway!\n", animname);
2036 else if (!strcmp(pchunk->id, "ANIMKEYS"))
2039 if (recordsize != sizeof(*p))
2040 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2041 numanimkeys = numrecords;
2042 animkeys = (pskanimkeys_t *)animbuffer;
2043 for (index = 0, p = (pskanimkeys_t *)animbuffer;index < numrecords;index++, p++)
2045 p->origin[0] = LittleFloat(p->origin[0]);
2046 p->origin[1] = LittleFloat(p->origin[1]);
2047 p->origin[2] = LittleFloat(p->origin[2]);
2048 p->quat[0] = LittleFloat(p->quat[0]);
2049 p->quat[1] = LittleFloat(p->quat[1]);
2050 p->quat[2] = LittleFloat(p->quat[2]);
2051 p->quat[3] = LittleFloat(p->quat[3]);
2052 p->frametime = LittleFloat(p->frametime);
2053 #ifdef PSKQUATNEGATIONS
2054 if (index % numbones)
2069 // TODO: allocate bonepose stuff
2072 Con_Printf("%s: unknown chunk ID \"%s\"\n", animname, pchunk->id);
2075 if (!numpnts || !pnts || !numvtxw || !vtxw || !numfaces || !faces || !nummatts || !matts || !numbones || !bones || !numrawweights || !rawweights || !numanims || !anims || !numanimkeys || !animkeys)
2076 Host_Error("%s: missing required chunks", loadmodel->name);
2078 // FIXME: model bbox
2080 for (i = 0;i < 3;i++)
2082 loadmodel->normalmins[i] = -128;
2083 loadmodel->normalmaxs[i] = 128;
2084 loadmodel->yawmins[i] = -128;
2085 loadmodel->yawmaxs[i] = 128;
2086 loadmodel->rotatedmins[i] = -128;
2087 loadmodel->rotatedmaxs[i] = 128;
2089 loadmodel->radius = 128;
2090 loadmodel->radius2 = loadmodel->radius * loadmodel->radius;
2092 loadmodel->numframes = 0;
2093 for (index = 0;index < numanims;index++)
2094 loadmodel->numframes += anims[index].numframes;
2096 if (numanimkeys != numbones * loadmodel->numframes)
2097 Host_Error("%s: %s has incorrect number of animation keys", animname, pchunk->id);
2099 meshvertices = numvtxw;
2100 meshtriangles = numfaces;
2101 numvertexboneweights = 0;
2102 for (index = 0;index < numvtxw;index++)
2103 for (j = 0;j < numrawweights;j++)
2104 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2105 numvertexboneweights++;
2107 // load external .skin files if present
2108 skinfiles = Mod_LoadSkinFiles();
2109 if (loadmodel->numskins < 1)
2110 loadmodel->numskins = 1;
2111 loadmodel->num_bones = numbones;
2112 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
2113 loadmodel->num_textures = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = nummatts;
2114 loadmodel->nummeshes = 1;
2115 // do most allocations as one merged chunk
2116 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + sizeof(surfmesh_t *) + sizeof(surfmesh_t) + meshtriangles * sizeof(int[3]) + meshtriangles * sizeof(int[3]) + meshvertices * sizeof(float[2]) + numvertexboneweights * sizeof(surfmeshvertexboneweight_t) + loadmodel->num_poses * sizeof(float[3][4]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t));
2117 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
2118 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
2119 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
2120 loadmodel->meshlist = (surfmesh_t **)data;data += sizeof(surfmesh_t *);
2121 loadmodel->meshlist[0] = (surfmesh_t *)data;data += sizeof(surfmesh_t);
2122 loadmodel->meshlist[0]->num_vertices = meshvertices;
2123 loadmodel->meshlist[0]->num_triangles = meshtriangles;
2124 loadmodel->meshlist[0]->num_vertexboneweights = numvertexboneweights;
2125 loadmodel->meshlist[0]->data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
2126 loadmodel->meshlist[0]->data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
2127 loadmodel->meshlist[0]->data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
2128 loadmodel->meshlist[0]->data_vertexboneweights = (surfmeshvertexboneweight_t *)data;data += numvertexboneweights * sizeof(surfmeshvertexboneweight_t);
2129 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[3][4]);
2130 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
2131 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
2132 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
2134 for (i = 0;i < loadmodel->numskins;i++)
2136 loadmodel->skinscenes[i].firstframe = i;
2137 loadmodel->skinscenes[i].framecount = 1;
2138 loadmodel->skinscenes[i].loop = true;
2139 loadmodel->skinscenes[i].framerate = 10;
2143 for (index = 0, i = 0;index < nummatts;index++)
2145 // since psk models do not have named sections, reuse their shader name as the section name
2146 if (matts[index].name[0])
2147 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + index, skinfiles, matts[index].name, matts[index].name);
2149 for (j = 0;j < loadmodel->numskins;j++)
2150 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + index + j * loadmodel->num_surfaces, NULL);
2151 loadmodel->surfacelist[index] = index;
2152 loadmodel->data_surfaces[index].groupmesh = loadmodel->meshlist[0];
2153 loadmodel->data_surfaces[index].texture = loadmodel->data_textures + index;
2154 loadmodel->data_surfaces[index].num_firstvertex = 0;
2155 loadmodel->data_surfaces[index].num_vertices = loadmodel->meshlist[0]->num_vertices;
2158 // copy over the texcoords
2159 for (index = 0;index < numvtxw;index++)
2161 loadmodel->meshlist[0]->data_texcoordtexture2f[index*2+0] = vtxw[index].texcoord[0];
2162 loadmodel->meshlist[0]->data_texcoordtexture2f[index*2+1] = vtxw[index].texcoord[1];
2165 // loading the faces is complicated because we need to sort them into surfaces by mattindex
2166 for (index = 0;index < numfaces;index++)
2167 loadmodel->data_surfaces[faces[index].mattindex].num_triangles++;
2168 for (index = 0, i = 0;index < nummatts;index++)
2170 loadmodel->data_surfaces[index].num_firsttriangle = i;
2171 i += loadmodel->data_surfaces[index].num_triangles;
2172 loadmodel->data_surfaces[index].num_triangles = 0;
2174 for (index = 0;index < numfaces;index++)
2176 i = (loadmodel->data_surfaces[faces[index].mattindex].num_firsttriangle + loadmodel->data_surfaces[faces[index].mattindex].num_triangles++)*3;
2177 loadmodel->meshlist[0]->data_element3i[i+0] = faces[index].vtxwindex[0];
2178 loadmodel->meshlist[0]->data_element3i[i+1] = faces[index].vtxwindex[1];
2179 loadmodel->meshlist[0]->data_element3i[i+2] = faces[index].vtxwindex[2];
2182 // copy over the bones
2183 for (index = 0;index < numbones;index++)
2185 strlcpy(loadmodel->data_bones[index].name, bones[index].name, sizeof(loadmodel->data_bones[index].name));
2186 loadmodel->data_bones[index].parent = (index || bones[index].parent > 0) ? bones[index].parent : -1;
2187 if (loadmodel->data_bones[index].parent >= index)
2188 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, index, index);
2191 // build bone-relative vertex weights from the psk point weights
2192 numvertexboneweights = 0;
2193 for (index = 0;index < numvtxw;index++)
2195 for (j = 0;j < numrawweights;j++)
2197 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2199 matrix4x4_t matrix, inversematrix;
2200 loadmodel->meshlist[0]->data_vertexboneweights[numvertexboneweights].vertexindex = index;
2201 loadmodel->meshlist[0]->data_vertexboneweights[numvertexboneweights].boneindex = rawweights[j].boneindex;
2202 loadmodel->meshlist[0]->data_vertexboneweights[numvertexboneweights].weight = rawweights[j].weight;
2203 matrix = identitymatrix;
2204 for (i = rawweights[j].boneindex;i >= 0;i = loadmodel->data_bones[i].parent)
2206 matrix4x4_t childmatrix, tempmatrix;
2207 Mod_PSKMODEL_AnimKeyToMatrix(bones[i].basepose.origin, bones[i].basepose.quat, &tempmatrix);
2208 childmatrix = matrix;
2209 Matrix4x4_Concat(&matrix, &tempmatrix, &childmatrix);
2211 Matrix4x4_Invert_Simple(&inversematrix, &matrix);
2212 Matrix4x4_Transform(&inversematrix, pnts[rawweights[j].pntsindex].origin, loadmodel->meshlist[0]->data_vertexboneweights[numvertexboneweights].origin);
2213 VectorScale(loadmodel->meshlist[0]->data_vertexboneweights[numvertexboneweights].origin, loadmodel->meshlist[0]->data_vertexboneweights[numvertexboneweights].weight, loadmodel->meshlist[0]->data_vertexboneweights[numvertexboneweights].origin);
2214 numvertexboneweights++;
2219 // set up the animscenes based on the anims
2220 for (index = 0, i = 0;index < numanims;index++)
2222 for (j = 0;j < anims[index].numframes;j++, i++)
2224 dpsnprintf(loadmodel->animscenes[i].name, sizeof(loadmodel->animscenes[i].name), "%s_%d", anims[index].name, j);
2225 loadmodel->animscenes[i].firstframe = i;
2226 loadmodel->animscenes[i].framecount = 1;
2227 loadmodel->animscenes[i].loop = true;
2228 loadmodel->animscenes[i].framerate = 10;
2232 // load the poses from the animkeys
2233 for (index = 0;index < numanimkeys;index++)
2236 Mod_PSKMODEL_AnimKeyToMatrix(animkeys[index].origin, animkeys[index].quat, &matrix);
2237 loadmodel->data_poses[index*12+0] = matrix.m[0][0];
2238 loadmodel->data_poses[index*12+1] = matrix.m[0][1];
2239 loadmodel->data_poses[index*12+2] = matrix.m[0][2];
2240 loadmodel->data_poses[index*12+3] = matrix.m[0][3];
2241 loadmodel->data_poses[index*12+4] = matrix.m[1][0];
2242 loadmodel->data_poses[index*12+5] = matrix.m[1][1];
2243 loadmodel->data_poses[index*12+6] = matrix.m[1][2];
2244 loadmodel->data_poses[index*12+7] = matrix.m[1][3];
2245 loadmodel->data_poses[index*12+8] = matrix.m[2][0];
2246 loadmodel->data_poses[index*12+9] = matrix.m[2][1];
2247 loadmodel->data_poses[index*12+10] = matrix.m[2][2];
2248 loadmodel->data_poses[index*12+11] = matrix.m[2][3];
2251 // compile extra data we want
2252 Mod_ValidateElements(loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles, 0, loadmodel->meshlist[0]->num_vertices, __FILE__, __LINE__);
2253 Mod_BuildTriangleNeighbors(loadmodel->meshlist[0]->data_neighbor3i, loadmodel->meshlist[0]->data_element3i, loadmodel->meshlist[0]->num_triangles);
2254 Mod_Alias_Mesh_CompileFrameZero(loadmodel->meshlist[0]);
2255 Mod_FreeSkinFiles(skinfiles);
2257 Mem_Free(animfilebuffer);