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, float *out3f)
44 if (model->surfmesh.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, model->surfmesh.num_vertices * sizeof(float[3]));
74 v = model->surfmesh.data_vertexboneweights;
75 for (i = 0;i < model->surfmesh.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 (!model->surfmesh.data_morphvertex3f)
92 Host_Error("model %s has no skeletal or vertex morph animation data", model->name);
93 vertsbase = model->surfmesh.data_morphvertex3f;
94 vertcount = model->surfmesh.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(void)
192 frameblend_t frameblend[4] = {{0, 1}, {0, 0}, {0, 0}, {0, 0}};
193 loadmodel->surfmesh.data_vertex3f = (float *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(float[3][4]));
194 loadmodel->surfmesh.data_svector3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 3;
195 loadmodel->surfmesh.data_tvector3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 6;
196 loadmodel->surfmesh.data_normal3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 9;
197 Mod_Alias_GetMesh_Vertex3f(loadmodel, frameblend, loadmodel->surfmesh.data_vertex3f);
198 Mod_BuildTextureVectorsAndNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, loadmodel->surfmesh.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];
207 static int maxvertices = 0;
208 static float *vertex3f = NULL;
209 memset(trace, 0, sizeof(*trace));
211 trace->realfraction = 1;
212 trace->hitsupercontentsmask = hitsupercontentsmask;
213 memset(frameblend, 0, sizeof(frameblend));
214 frameblend[0].frame = frame;
215 frameblend[0].lerp = 1;
216 if (maxvertices < model->surfmesh.num_vertices)
220 maxvertices = (model->surfmesh.num_vertices + 255) & ~255;
221 vertex3f = Z_Malloc(maxvertices * sizeof(float[3]));
223 if (VectorLength2(boxmins) + VectorLength2(boxmaxs) == 0)
226 segmentmins[0] = min(start[0], end[0]) - 1;
227 segmentmins[1] = min(start[1], end[1]) - 1;
228 segmentmins[2] = min(start[2], end[2]) - 1;
229 segmentmaxs[0] = max(start[0], end[0]) + 1;
230 segmentmaxs[1] = max(start[1], end[1]) + 1;
231 segmentmaxs[2] = max(start[2], end[2]) + 1;
232 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
234 Mod_Alias_GetMesh_Vertex3f(model, frameblend, vertex3f);
235 Collision_TraceLineTriangleMeshFloat(trace, start, end, model->surfmesh.num_triangles, model->surfmesh.data_element3i, vertex3f, SUPERCONTENTS_SOLID, 0, surface->texture, segmentmins, segmentmaxs);
240 // box trace, performed as brush trace
241 colbrushf_t *thisbrush_start, *thisbrush_end;
242 vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
243 segmentmins[0] = min(start[0], end[0]) + boxmins[0] - 1;
244 segmentmins[1] = min(start[1], end[1]) + boxmins[1] - 1;
245 segmentmins[2] = min(start[2], end[2]) + boxmins[2] - 1;
246 segmentmaxs[0] = max(start[0], end[0]) + boxmaxs[0] + 1;
247 segmentmaxs[1] = max(start[1], end[1]) + boxmaxs[1] + 1;
248 segmentmaxs[2] = max(start[2], end[2]) + boxmaxs[2] + 1;
249 VectorAdd(start, boxmins, boxstartmins);
250 VectorAdd(start, boxmaxs, boxstartmaxs);
251 VectorAdd(end, boxmins, boxendmins);
252 VectorAdd(end, boxmaxs, boxendmaxs);
253 thisbrush_start = Collision_BrushForBox(&identitymatrix, boxstartmins, boxstartmaxs, 0, 0, NULL);
254 thisbrush_end = Collision_BrushForBox(&identitymatrix, boxendmins, boxendmaxs, 0, 0, NULL);
255 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
257 if (maxvertices < model->surfmesh.num_vertices)
261 maxvertices = (model->surfmesh.num_vertices + 255) & ~255;
262 vertex3f = Z_Malloc(maxvertices * sizeof(float[3]));
264 Mod_Alias_GetMesh_Vertex3f(model, frameblend, vertex3f);
265 Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, model->surfmesh.num_triangles, model->surfmesh.data_element3i, vertex3f, SUPERCONTENTS_SOLID, 0, surface->texture, segmentmins, segmentmaxs);
270 static void Mod_CalcAliasModelBBoxes (void)
273 float dist, yawradius, radius;
275 VectorClear(loadmodel->normalmins);
276 VectorClear(loadmodel->normalmaxs);
279 for (vnum = 0, v = loadmodel->surfmesh.data_morphvertex3f;vnum < loadmodel->surfmesh.num_vertices * loadmodel->surfmesh.num_morphframes;vnum++, v += 3)
281 if (loadmodel->normalmins[0] > v[0]) loadmodel->normalmins[0] = v[0];
282 if (loadmodel->normalmins[1] > v[1]) loadmodel->normalmins[1] = v[1];
283 if (loadmodel->normalmins[2] > v[2]) loadmodel->normalmins[2] = v[2];
284 if (loadmodel->normalmaxs[0] < v[0]) loadmodel->normalmaxs[0] = v[0];
285 if (loadmodel->normalmaxs[1] < v[1]) loadmodel->normalmaxs[1] = v[1];
286 if (loadmodel->normalmaxs[2] < v[2]) loadmodel->normalmaxs[2] = v[2];
287 dist = v[0] * v[0] + v[1] * v[1];
288 if (yawradius < dist)
294 radius = sqrt(radius);
295 yawradius = sqrt(yawradius);
296 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -yawradius;
297 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = yawradius;
298 loadmodel->yawmins[2] = loadmodel->normalmins[2];
299 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
300 loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -radius;
301 loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = radius;
302 loadmodel->radius = radius;
303 loadmodel->radius2 = radius * radius;
306 static void Mod_ConvertAliasVerts (int inverts, vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int *vertremap)
310 for (i = 0;i < inverts;i++)
312 if (vertremap[i] < 0 && vertremap[i+inverts] < 0) // only used vertices need apply...
314 temp[0] = v[i].v[0] * scale[0] + translate[0];
315 temp[1] = v[i].v[1] * scale[1] + translate[1];
316 temp[2] = v[i].v[2] * scale[2] + translate[2];
317 j = vertremap[i]; // not onseam
319 VectorCopy(temp, out3f + j * 3);
320 j = vertremap[i+inverts]; // onseam
322 VectorCopy(temp, out3f + j * 3);
326 static void Mod_MDL_LoadFrames (unsigned char* datapointer, int inverts, vec3_t scale, vec3_t translate, int *vertremap)
328 int i, f, pose, groupframes;
330 daliasframetype_t *pframetype;
331 daliasframe_t *pinframe;
332 daliasgroup_t *group;
333 daliasinterval_t *intervals;
336 scene = loadmodel->animscenes;
337 for (f = 0;f < loadmodel->numframes;f++)
339 pframetype = (daliasframetype_t *)datapointer;
340 datapointer += sizeof(daliasframetype_t);
341 if (LittleLong (pframetype->type) == ALIAS_SINGLE)
343 // a single frame is still treated as a group
350 group = (daliasgroup_t *)datapointer;
351 datapointer += sizeof(daliasgroup_t);
352 groupframes = LittleLong (group->numframes);
354 // intervals (time per frame)
355 intervals = (daliasinterval_t *)datapointer;
356 datapointer += sizeof(daliasinterval_t) * groupframes;
358 interval = LittleFloat (intervals->interval); // FIXME: support variable framerate groups
359 if (interval < 0.01f)
361 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
366 // get scene name from first frame
367 pinframe = (daliasframe_t *)datapointer;
369 strcpy(scene->name, pinframe->name);
370 scene->firstframe = pose;
371 scene->framecount = groupframes;
372 scene->framerate = 1.0f / interval;
377 for (i = 0;i < groupframes;i++)
379 pinframe = (daliasframe_t *)datapointer;
380 datapointer += sizeof(daliasframe_t);
381 Mod_ConvertAliasVerts(inverts, scale, translate, (trivertx_t *)datapointer, loadmodel->surfmesh.data_morphvertex3f + pose * loadmodel->surfmesh.num_vertices * 3, vertremap);
382 datapointer += sizeof(trivertx_t) * inverts;
388 static skinframe_t missingskinframe;
389 static void Mod_BuildAliasSkinFromSkinFrame(texture_t *skin, skinframe_t *skinframe)
392 if (skinframe == NULL)
394 skinframe = &missingskinframe;
395 memset(skinframe, 0, sizeof(*skinframe));
396 skinframe->base = r_texture_notexture;
399 skin->skin = *skinframe;
400 skin->currentframe = skin;
401 skin->basematerialflags = MATERIALFLAG_WALL;
403 skin->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_TRANSPARENT;
404 skin->currentmaterialflags = skin->basematerialflags;
407 static void Mod_BuildAliasSkinsFromSkinFiles(texture_t *skin, skinfile_t *skinfile, char *meshname, char *shadername)
410 skinfileitem_t *skinfileitem;
411 skinframe_t tempskinframe;
414 // the skin += loadmodel->num_surfaces part of this is because data_textures on alias models is arranged as [numskins][numsurfaces]
415 for (i = 0;skinfile;skinfile = skinfile->next, i++, skin += loadmodel->num_surfaces)
417 memset(skin, 0, sizeof(*skin));
418 for (skinfileitem = skinfile->items;skinfileitem;skinfileitem = skinfileitem->next)
420 // leave the skin unitialized (nodraw) if the replacement is "common/nodraw" or "textures/common/nodraw"
421 if (!strcmp(skinfileitem->name, meshname) && strcmp(skinfileitem->replacement, "common/nodraw") && strcmp(skinfileitem->replacement, "textures/common/nodraw"))
423 memset(&tempskinframe, 0, sizeof(tempskinframe));
424 if (Mod_LoadSkinFrame(&tempskinframe, skinfileitem->replacement, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
425 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
428 if (cls.state != ca_dedicated)
429 Con_Printf("mesh \"%s\": failed to load skin #%i \"%s\", falling back to mesh's internal shader name \"%s\"\n", meshname, i, skinfileitem->replacement, shadername);
430 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
431 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
434 if (cls.state != ca_dedicated)
435 Con_Printf("failed to load skin \"%s\"\n", shadername);
436 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
445 memset(&tempskinframe, 0, sizeof(tempskinframe));
446 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
447 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
450 if (cls.state != ca_dedicated)
451 Con_Printf("Can't find texture \"%s\" for mesh \"%s\", using grey checkerboard\n", shadername, meshname);
452 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
457 #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);
458 #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);
459 void Mod_IDP0_Load(model_t *mod, void *buffer, void *bufferend)
461 int i, j, version, totalskins, skinwidth, skinheight, groupframes, groupskins, numverts;
462 float scales, scalet, scale[3], translate[3], interval;
466 stvert_t *pinstverts;
467 dtriangle_t *pintriangles;
468 daliasskintype_t *pinskintype;
469 daliasskingroup_t *pinskingroup;
470 daliasskininterval_t *pinskinintervals;
471 daliasframetype_t *pinframetype;
472 daliasgroup_t *pinframegroup;
473 unsigned char *datapointer, *startframes, *startskins;
474 char name[MAX_QPATH];
475 skinframe_t tempskinframe;
476 animscene_t *tempskinscenes;
477 texture_t *tempaliasskins;
479 int *vertonseam, *vertremap;
480 skinfile_t *skinfiles;
482 datapointer = (unsigned char *)buffer;
483 pinmodel = (mdl_t *)datapointer;
484 datapointer += sizeof(mdl_t);
486 version = LittleLong (pinmodel->version);
487 if (version != ALIAS_VERSION)
488 Host_Error ("%s has wrong version number (%i should be %i)",
489 loadmodel->name, version, ALIAS_VERSION);
491 loadmodel->type = mod_alias;
492 loadmodel->DrawSky = NULL;
493 loadmodel->Draw = R_Q1BSP_Draw;
494 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
495 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
496 loadmodel->DrawLight = R_Q1BSP_DrawLight;
497 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
499 loadmodel->num_surfaces = 1;
500 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
501 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int));
502 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
503 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
504 loadmodel->surfacelist[0] = 0;
506 loadmodel->numskins = LittleLong(pinmodel->numskins);
507 BOUNDI(loadmodel->numskins,0,65536);
508 skinwidth = LittleLong (pinmodel->skinwidth);
509 BOUNDI(skinwidth,0,65536);
510 skinheight = LittleLong (pinmodel->skinheight);
511 BOUNDI(skinheight,0,65536);
512 numverts = LittleLong(pinmodel->numverts);
513 BOUNDI(numverts,0,65536);
514 loadmodel->surfmesh.num_triangles = LittleLong(pinmodel->numtris);
515 BOUNDI(loadmodel->surfmesh.num_triangles,0,65536);
516 loadmodel->numframes = LittleLong(pinmodel->numframes);
517 BOUNDI(loadmodel->numframes,0,65536);
518 loadmodel->synctype = (synctype_t)LittleLong (pinmodel->synctype);
519 BOUNDI(loadmodel->synctype,0,2);
520 loadmodel->flags = LittleLong (pinmodel->flags);
522 for (i = 0;i < 3;i++)
524 scale[i] = LittleFloat (pinmodel->scale[i]);
525 translate[i] = LittleFloat (pinmodel->scale_origin[i]);
528 startskins = datapointer;
530 for (i = 0;i < loadmodel->numskins;i++)
532 pinskintype = (daliasskintype_t *)datapointer;
533 datapointer += sizeof(daliasskintype_t);
534 if (LittleLong(pinskintype->type) == ALIAS_SKIN_SINGLE)
538 pinskingroup = (daliasskingroup_t *)datapointer;
539 datapointer += sizeof(daliasskingroup_t);
540 groupskins = LittleLong(pinskingroup->numskins);
541 datapointer += sizeof(daliasskininterval_t) * groupskins;
544 for (j = 0;j < groupskins;j++)
546 datapointer += skinwidth * skinheight;
551 pinstverts = (stvert_t *)datapointer;
552 datapointer += sizeof(stvert_t) * numverts;
554 pintriangles = (dtriangle_t *)datapointer;
555 datapointer += sizeof(dtriangle_t) * loadmodel->surfmesh.num_triangles;
557 startframes = datapointer;
558 loadmodel->surfmesh.num_morphframes = 0;
559 for (i = 0;i < loadmodel->numframes;i++)
561 pinframetype = (daliasframetype_t *)datapointer;
562 datapointer += sizeof(daliasframetype_t);
563 if (LittleLong (pinframetype->type) == ALIAS_SINGLE)
567 pinframegroup = (daliasgroup_t *)datapointer;
568 datapointer += sizeof(daliasgroup_t);
569 groupframes = LittleLong(pinframegroup->numframes);
570 datapointer += sizeof(daliasinterval_t) * groupframes;
573 for (j = 0;j < groupframes;j++)
575 datapointer += sizeof(daliasframe_t);
576 datapointer += sizeof(trivertx_t) * numverts;
577 loadmodel->surfmesh.num_morphframes++;
581 // store texture coordinates into temporary array, they will be stored
582 // after usage is determined (triangle data)
583 vertst = (float *)Mem_Alloc(tempmempool, numverts * 2 * sizeof(float[2]));
584 vertremap = (int *)Mem_Alloc(tempmempool, numverts * 3 * sizeof(int));
585 vertonseam = vertremap + numverts * 2;
587 scales = 1.0 / skinwidth;
588 scalet = 1.0 / skinheight;
589 for (i = 0;i < numverts;i++)
591 vertonseam[i] = LittleLong(pinstverts[i].onseam);
592 vertst[i*2+0] = (LittleLong(pinstverts[i].s) + 0.5) * scales;
593 vertst[i*2+1] = (LittleLong(pinstverts[i].t) + 0.5) * scalet;
594 vertst[(i+numverts)*2+0] = vertst[i*2+0] + 0.5;
595 vertst[(i+numverts)*2+1] = vertst[i*2+1];
598 // load triangle data
599 loadmodel->surfmesh.data_element3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->surfmesh.num_triangles);
601 // read the triangle elements
602 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
603 for (j = 0;j < 3;j++)
604 loadmodel->surfmesh.data_element3i[i*3+j] = LittleLong(pintriangles[i].vertindex[j]);
605 // validate (note numverts is used because this is the original data)
606 Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, numverts, __FILE__, __LINE__);
607 // now butcher the elements according to vertonseam and tri->facesfront
608 // and then compact the vertex set to remove duplicates
609 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
610 if (!LittleLong(pintriangles[i].facesfront)) // backface
611 for (j = 0;j < 3;j++)
612 if (vertonseam[loadmodel->surfmesh.data_element3i[i*3+j]])
613 loadmodel->surfmesh.data_element3i[i*3+j] += numverts;
615 // (this uses vertremap to count usage to save some memory)
616 for (i = 0;i < numverts*2;i++)
618 for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
619 vertremap[loadmodel->surfmesh.data_element3i[i]]++;
620 // build remapping table and compact array
621 loadmodel->surfmesh.num_vertices = 0;
622 for (i = 0;i < numverts*2;i++)
626 vertremap[i] = loadmodel->surfmesh.num_vertices;
627 vertst[loadmodel->surfmesh.num_vertices*2+0] = vertst[i*2+0];
628 vertst[loadmodel->surfmesh.num_vertices*2+1] = vertst[i*2+1];
629 loadmodel->surfmesh.num_vertices++;
632 vertremap[i] = -1; // not used at all
634 // remap the elements to the new vertex set
635 for (i = 0;i < loadmodel->surfmesh.num_triangles * 3;i++)
636 loadmodel->surfmesh.data_element3i[i] = vertremap[loadmodel->surfmesh.data_element3i[i]];
637 // store the texture coordinates
638 loadmodel->surfmesh.data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[2]) * loadmodel->surfmesh.num_vertices);
639 for (i = 0;i < loadmodel->surfmesh.num_vertices;i++)
641 loadmodel->surfmesh.data_texcoordtexture2f[i*2+0] = vertst[i*2+0];
642 loadmodel->surfmesh.data_texcoordtexture2f[i*2+1] = vertst[i*2+1];
646 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
647 loadmodel->surfmesh.data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * loadmodel->surfmesh.num_morphframes * loadmodel->surfmesh.num_vertices);
648 loadmodel->surfmesh.data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_triangles * sizeof(int[3]));
649 Mod_MDL_LoadFrames (startframes, numverts, scale, translate, vertremap);
650 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
651 Mod_CalcAliasModelBBoxes();
652 Mod_Alias_Mesh_CompileFrameZero();
658 skinfiles = Mod_LoadSkinFiles();
659 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
660 loadmodel->num_textures = loadmodel->num_surfaces;
661 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
664 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
665 Mod_FreeSkinFiles(skinfiles);
666 for (i = 0;i < loadmodel->numskins;i++)
668 loadmodel->skinscenes[i].firstframe = i;
669 loadmodel->skinscenes[i].framecount = 1;
670 loadmodel->skinscenes[i].loop = true;
671 loadmodel->skinscenes[i].framerate = 10;
677 datapointer = startskins;
678 for (i = 0;i < loadmodel->numskins;i++)
680 pinskintype = (daliasskintype_t *)datapointer;
681 datapointer += sizeof(daliasskintype_t);
683 if (pinskintype->type == ALIAS_SKIN_SINGLE)
690 pinskingroup = (daliasskingroup_t *)datapointer;
691 datapointer += sizeof(daliasskingroup_t);
693 groupskins = LittleLong (pinskingroup->numskins);
695 pinskinintervals = (daliasskininterval_t *)datapointer;
696 datapointer += sizeof(daliasskininterval_t) * groupskins;
698 interval = LittleFloat(pinskinintervals[0].interval);
699 if (interval < 0.01f)
701 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
706 sprintf(loadmodel->skinscenes[i].name, "skin %i", i);
707 loadmodel->skinscenes[i].firstframe = totalskins;
708 loadmodel->skinscenes[i].framecount = groupskins;
709 loadmodel->skinscenes[i].framerate = 1.0f / interval;
710 loadmodel->skinscenes[i].loop = true;
712 for (j = 0;j < groupskins;j++)
715 sprintf (name, "%s_%i_%i", loadmodel->name, i, j);
717 sprintf (name, "%s_%i", loadmodel->name, i);
718 if (!Mod_LoadSkinFrame(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
719 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);
720 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
721 datapointer += skinwidth * skinheight;
725 // check for skins that don't exist in the model, but do exist as external images
726 // (this was added because yummyluv kept pestering me about support for it)
727 while (Mod_LoadSkinFrame(&tempskinframe, va("%s_%i", loadmodel->name, loadmodel->numskins), (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
729 // expand the arrays to make room
730 tempskinscenes = loadmodel->skinscenes;
731 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
732 memcpy(loadmodel->skinscenes, tempskinscenes, loadmodel->numskins * sizeof(animscene_t));
733 Mem_Free(tempskinscenes);
735 tempaliasskins = loadmodel->data_textures;
736 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * (totalskins + 1) * sizeof(texture_t));
737 memcpy(loadmodel->data_textures, tempaliasskins, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
738 Mem_Free(tempaliasskins);
740 // store the info about the new skin
741 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
742 strcpy(loadmodel->skinscenes[loadmodel->numskins].name, name);
743 loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
744 loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
745 loadmodel->skinscenes[loadmodel->numskins].framerate = 10.0f;
746 loadmodel->skinscenes[loadmodel->numskins].loop = true;
748 //increase skin counts
749 loadmodel->numskins++;
754 surface = loadmodel->data_surfaces;
755 surface->texture = loadmodel->data_textures;
756 surface->num_firsttriangle = 0;
757 surface->num_triangles = loadmodel->surfmesh.num_triangles;
758 surface->num_firstvertex = 0;
759 surface->num_vertices = loadmodel->surfmesh.num_vertices;
762 static void Mod_MD2_ConvertVerts (vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int numverts, int *vertremap)
766 for (i = 0;i < numverts;i++, out3f += 3)
768 in = v + vertremap[i];
769 out3f[0] = in->v[0] * scale[0] + translate[0];
770 out3f[1] = in->v[1] * scale[1] + translate[1];
771 out3f[2] = in->v[2] * scale[2] + translate[2];
775 void Mod_IDP2_Load(model_t *mod, void *buffer, void *bufferend)
777 int i, j, k, hashindex, num, numxyz, numst, xyz, st, skinwidth, skinheight, *vertremap, version, end, numverts;
778 float *stverts, s, t, scale[3], translate[3];
782 unsigned char *base, *datapointer;
783 md2frame_t *pinframe;
785 md2triangle_t *intri;
786 unsigned short *inst;
789 struct md2verthash_s *next;
793 *hash, **md2verthash, *md2verthashdata;
794 skinframe_t tempskinframe;
795 skinfile_t *skinfiles;
797 pinmodel = (md2_t *)buffer;
798 base = (unsigned char *)buffer;
800 version = LittleLong (pinmodel->version);
801 if (version != MD2ALIAS_VERSION)
802 Host_Error ("%s has wrong version number (%i should be %i)",
803 loadmodel->name, version, MD2ALIAS_VERSION);
805 loadmodel->type = mod_alias;
806 loadmodel->DrawSky = NULL;
807 loadmodel->Draw = R_Q1BSP_Draw;
808 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
809 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
810 loadmodel->DrawLight = R_Q1BSP_DrawLight;
811 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
813 if (LittleLong(pinmodel->num_tris) < 1 || LittleLong(pinmodel->num_tris) > 65536)
814 Host_Error ("%s has invalid number of triangles: %i", loadmodel->name, LittleLong(pinmodel->num_tris));
815 if (LittleLong(pinmodel->num_xyz) < 1 || LittleLong(pinmodel->num_xyz) > 65536)
816 Host_Error ("%s has invalid number of vertices: %i", loadmodel->name, LittleLong(pinmodel->num_xyz));
817 if (LittleLong(pinmodel->num_frames) < 1 || LittleLong(pinmodel->num_frames) > 65536)
818 Host_Error ("%s has invalid number of frames: %i", loadmodel->name, LittleLong(pinmodel->num_frames));
819 if (LittleLong(pinmodel->num_skins) < 0 || LittleLong(pinmodel->num_skins) > 256)
820 Host_Error ("%s has invalid number of skins: %i", loadmodel->name, LittleLong(pinmodel->num_skins));
822 end = LittleLong(pinmodel->ofs_end);
823 if (LittleLong(pinmodel->num_skins) >= 1 && (LittleLong(pinmodel->ofs_skins) <= 0 || LittleLong(pinmodel->ofs_skins) >= end))
824 Host_Error ("%s is not a valid model", loadmodel->name);
825 if (LittleLong(pinmodel->ofs_st) <= 0 || LittleLong(pinmodel->ofs_st) >= end)
826 Host_Error ("%s is not a valid model", loadmodel->name);
827 if (LittleLong(pinmodel->ofs_tris) <= 0 || LittleLong(pinmodel->ofs_tris) >= end)
828 Host_Error ("%s is not a valid model", loadmodel->name);
829 if (LittleLong(pinmodel->ofs_frames) <= 0 || LittleLong(pinmodel->ofs_frames) >= end)
830 Host_Error ("%s is not a valid model", loadmodel->name);
831 if (LittleLong(pinmodel->ofs_glcmds) <= 0 || LittleLong(pinmodel->ofs_glcmds) >= end)
832 Host_Error ("%s is not a valid model", loadmodel->name);
834 loadmodel->num_surfaces = 1;
835 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
836 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int));
837 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
838 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
839 loadmodel->surfacelist[0] = 0;
841 loadmodel->numskins = LittleLong(pinmodel->num_skins);
842 numxyz = LittleLong(pinmodel->num_xyz);
843 numst = LittleLong(pinmodel->num_st);
844 loadmodel->surfmesh.num_triangles = LittleLong(pinmodel->num_tris);
845 loadmodel->numframes = LittleLong(pinmodel->num_frames);
846 loadmodel->surfmesh.num_morphframes = loadmodel->numframes;
847 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
849 loadmodel->flags = 0; // there are no MD2 flags
850 loadmodel->synctype = ST_RAND;
853 inskin = (char *)(base + LittleLong(pinmodel->ofs_skins));
854 skinfiles = Mod_LoadSkinFiles();
857 loadmodel->num_textures = loadmodel->num_surfaces;
858 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
859 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
860 Mod_FreeSkinFiles(skinfiles);
862 else if (loadmodel->numskins)
864 // skins found (most likely not a player model)
865 loadmodel->num_textures = loadmodel->num_surfaces;
866 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
867 for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
869 if (Mod_LoadSkinFrame(&tempskinframe, inskin, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
870 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, &tempskinframe);
873 Con_Printf("%s is missing skin \"%s\"\n", loadmodel->name, inskin);
874 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, NULL);
880 // no skins (most likely a player model)
881 loadmodel->numskins = 1;
882 loadmodel->num_textures = loadmodel->num_surfaces;
883 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
884 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures, NULL);
887 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
888 for (i = 0;i < loadmodel->numskins;i++)
890 loadmodel->skinscenes[i].firstframe = i;
891 loadmodel->skinscenes[i].framecount = 1;
892 loadmodel->skinscenes[i].loop = true;
893 loadmodel->skinscenes[i].framerate = 10;
896 // load the triangles and stvert data
897 inst = (unsigned short *)(base + LittleLong(pinmodel->ofs_st));
898 intri = (md2triangle_t *)(base + LittleLong(pinmodel->ofs_tris));
899 skinwidth = LittleLong(pinmodel->skinwidth);
900 skinheight = LittleLong(pinmodel->skinheight);
902 stverts = (float *)Mem_Alloc(tempmempool, numst * sizeof(float[2]));
903 s = 1.0f / skinwidth;
904 t = 1.0f / skinheight;
905 for (i = 0;i < numst;i++)
907 j = (unsigned short) LittleShort(inst[i*2+0]);
908 k = (unsigned short) LittleShort(inst[i*2+1]);
909 if (j >= skinwidth || k >= skinheight)
911 Con_Printf("%s has an invalid skin coordinate (%i %i) on vert %i, changing to 0 0\n", loadmodel->name, j, k, i);
915 stverts[i*2+0] = j * s;
916 stverts[i*2+1] = k * t;
919 md2verthash = (struct md2verthash_s **)Mem_Alloc(tempmempool, 256 * sizeof(hash));
920 md2verthashdata = (struct md2verthash_s *)Mem_Alloc(tempmempool, loadmodel->surfmesh.num_triangles * 3 * sizeof(*hash));
921 // swap the triangle list
923 loadmodel->surfmesh.data_element3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_triangles * sizeof(int[3]));
924 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
926 for (j = 0;j < 3;j++)
928 xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
929 st = (unsigned short) LittleShort (intri[i].index_st[j]);
932 Con_Printf("%s has an invalid xyz index (%i) on triangle %i, resetting to 0\n", loadmodel->name, xyz, i);
937 Con_Printf("%s has an invalid st index (%i) on triangle %i, resetting to 0\n", loadmodel->name, st, i);
942 hashindex = (xyz * 17 + st) & 255;
943 for (hash = md2verthash[hashindex];hash;hash = hash->next)
944 if (hash->xyz == xyz && hash->st[0] == s && hash->st[1] == t)
948 hash = md2verthashdata + num++;
952 hash->next = md2verthash[hashindex];
953 md2verthash[hashindex] = hash;
955 loadmodel->surfmesh.data_element3i[i*3+j] = (hash - md2verthashdata);
962 loadmodel->surfmesh.num_vertices = numverts;
963 vertremap = (int *)Mem_Alloc(loadmodel->mempool, num * sizeof(int));
964 loadmodel->surfmesh.data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, num * sizeof(float[2]));
965 for (i = 0;i < num;i++)
967 hash = md2verthashdata + i;
968 vertremap[i] = hash->xyz;
969 loadmodel->surfmesh.data_texcoordtexture2f[i*2+0] = hash->st[0];
970 loadmodel->surfmesh.data_texcoordtexture2f[i*2+1] = hash->st[1];
973 Mem_Free(md2verthash);
974 Mem_Free(md2verthashdata);
977 datapointer = (base + LittleLong(pinmodel->ofs_frames));
978 loadmodel->surfmesh.data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, numverts * loadmodel->surfmesh.num_morphframes * sizeof(float[3]));
979 for (i = 0;i < loadmodel->surfmesh.num_morphframes;i++)
981 pinframe = (md2frame_t *)datapointer;
982 datapointer += sizeof(md2frame_t);
983 for (j = 0;j < 3;j++)
985 scale[j] = LittleFloat(pinframe->scale[j]);
986 translate[j] = LittleFloat(pinframe->translate[j]);
988 Mod_MD2_ConvertVerts(scale, translate, (trivertx_t *)datapointer, loadmodel->surfmesh.data_morphvertex3f + i * numverts * 3, numverts, vertremap);
989 datapointer += numxyz * sizeof(trivertx_t);
991 strcpy(loadmodel->animscenes[i].name, pinframe->name);
992 loadmodel->animscenes[i].firstframe = i;
993 loadmodel->animscenes[i].framecount = 1;
994 loadmodel->animscenes[i].framerate = 10;
995 loadmodel->animscenes[i].loop = true;
1000 loadmodel->surfmesh.data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_triangles * sizeof(int[3]));
1001 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1002 Mod_CalcAliasModelBBoxes();
1003 Mod_Alias_Mesh_CompileFrameZero();
1005 surface = loadmodel->data_surfaces;
1006 surface->texture = loadmodel->data_textures;
1007 surface->num_firsttriangle = 0;
1008 surface->num_triangles = loadmodel->surfmesh.num_triangles;
1009 surface->num_firstvertex = 0;
1010 surface->num_vertices = loadmodel->surfmesh.num_vertices;
1013 void Mod_IDP3_Load(model_t *mod, void *buffer, void *bufferend)
1015 int i, j, k, version, meshvertices, meshtriangles;
1016 unsigned char *data;
1017 msurface_t *surface;
1018 md3modelheader_t *pinmodel;
1019 md3frameinfo_t *pinframe;
1022 skinfile_t *skinfiles;
1024 pinmodel = (md3modelheader_t *)buffer;
1026 if (memcmp(pinmodel->identifier, "IDP3", 4))
1027 Host_Error ("%s is not a MD3 (IDP3) file", loadmodel->name);
1028 version = LittleLong (pinmodel->version);
1029 if (version != MD3VERSION)
1030 Host_Error ("%s has wrong version number (%i should be %i)",
1031 loadmodel->name, version, MD3VERSION);
1033 skinfiles = Mod_LoadSkinFiles();
1034 if (loadmodel->numskins < 1)
1035 loadmodel->numskins = 1;
1037 loadmodel->type = mod_alias;
1038 loadmodel->DrawSky = NULL;
1039 loadmodel->Draw = R_Q1BSP_Draw;
1040 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1041 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1042 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1043 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1044 loadmodel->flags = LittleLong(pinmodel->flags);
1045 loadmodel->synctype = ST_RAND;
1047 // set up some global info about the model
1048 loadmodel->numframes = LittleLong(pinmodel->num_frames);
1049 loadmodel->num_surfaces = LittleLong(pinmodel->num_meshes);
1051 // make skinscenes for the skins (no groups)
1052 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1053 for (i = 0;i < loadmodel->numskins;i++)
1055 loadmodel->skinscenes[i].firstframe = i;
1056 loadmodel->skinscenes[i].framecount = 1;
1057 loadmodel->skinscenes[i].loop = true;
1058 loadmodel->skinscenes[i].framerate = 10;
1062 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
1063 for (i = 0, pinframe = (md3frameinfo_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_frameinfo));i < loadmodel->numframes;i++, pinframe++)
1065 strcpy(loadmodel->animscenes[i].name, pinframe->name);
1066 loadmodel->animscenes[i].firstframe = i;
1067 loadmodel->animscenes[i].framecount = 1;
1068 loadmodel->animscenes[i].framerate = 10;
1069 loadmodel->animscenes[i].loop = true;
1073 loadmodel->num_tagframes = loadmodel->numframes;
1074 loadmodel->num_tags = LittleLong(pinmodel->num_tags);
1075 loadmodel->data_tags = (aliastag_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_tagframes * loadmodel->num_tags * sizeof(aliastag_t));
1076 for (i = 0, pintag = (md3tag_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_tags));i < loadmodel->num_tagframes * loadmodel->num_tags;i++, pintag++)
1078 strcpy(loadmodel->data_tags[i].name, pintag->name);
1079 loadmodel->data_tags[i].matrix = identitymatrix;
1080 for (j = 0;j < 3;j++)
1082 for (k = 0;k < 3;k++)
1083 loadmodel->data_tags[i].matrix.m[j][k] = LittleFloat(pintag->rotationmatrix[k * 3 + j]);
1084 loadmodel->data_tags[i].matrix.m[j][3] = LittleFloat(pintag->origin[j]);
1086 //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);
1092 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)))
1094 if (memcmp(pinmesh->identifier, "IDP3", 4))
1095 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)");
1096 if (LittleLong(pinmesh->num_frames) != loadmodel->numframes)
1097 Host_Error("Mod_IDP3_Load: mesh numframes differs from header");
1098 meshvertices += LittleLong(pinmesh->num_vertices);
1099 meshtriangles += LittleLong(pinmesh->num_triangles);
1102 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1103 loadmodel->num_textures = loadmodel->num_surfaces;
1104 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) + meshtriangles * sizeof(int[3]) + meshtriangles * sizeof(int[3]) + meshvertices * sizeof(float[2]) + meshvertices * loadmodel->numframes * sizeof(float[3]));
1105 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1106 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1107 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1108 loadmodel->surfmesh.num_vertices = meshvertices;
1109 loadmodel->surfmesh.num_triangles = meshtriangles;
1110 loadmodel->surfmesh.num_morphframes = loadmodel->numframes; // TODO: remove?
1111 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1112 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1113 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1114 loadmodel->surfmesh.data_morphvertex3f = (float *)data;data += meshvertices * loadmodel->numframes * sizeof(float[3]);
1118 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)))
1120 if (memcmp(pinmesh->identifier, "IDP3", 4))
1121 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)");
1122 loadmodel->surfacelist[i] = i;
1123 surface = loadmodel->data_surfaces + i;
1124 surface->texture = loadmodel->data_textures + i;
1125 surface->num_firsttriangle = meshtriangles;
1126 surface->num_triangles = LittleLong(pinmesh->num_triangles);
1127 surface->num_firstvertex = meshvertices;
1128 surface->num_vertices = LittleLong(pinmesh->num_vertices);
1129 meshvertices += surface->num_vertices;
1130 meshtriangles += surface->num_triangles;
1132 for (j = 0;j < surface->num_triangles * 3;j++)
1133 loadmodel->surfmesh.data_element3i[j + surface->num_firsttriangle * 3] = surface->num_firstvertex + LittleLong(((int *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_elements)))[j]);
1134 for (j = 0;j < surface->num_vertices;j++)
1136 loadmodel->surfmesh.data_texcoordtexture2f[(j + surface->num_firstvertex) * 2 + 0] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 0]);
1137 loadmodel->surfmesh.data_texcoordtexture2f[(j + surface->num_firstvertex) * 2 + 1] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 1]);
1139 for (j = 0;j < surface->num_vertices * loadmodel->numframes;j++)
1141 loadmodel->surfmesh.data_morphvertex3f[(j + surface->num_firstvertex) * 3 + 0] = LittleShort(((short *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 0]) * (1.0f / 64.0f);
1142 loadmodel->surfmesh.data_morphvertex3f[(j + surface->num_firstvertex) * 3 + 1] = LittleShort(((short *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 1]) * (1.0f / 64.0f);
1143 loadmodel->surfmesh.data_morphvertex3f[(j + surface->num_firstvertex) * 3 + 2] = LittleShort(((short *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)))[j * 4 + 2]) * (1.0f / 64.0f);
1146 if (LittleLong(pinmesh->num_shaders) >= 1)
1147 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, pinmesh->name, ((md3shader_t *)((unsigned char *) pinmesh + LittleLong(pinmesh->lump_shaders)))->name);
1149 for (j = 0;j < loadmodel->numskins;j++)
1150 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1152 Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1154 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1155 Mod_Alias_Mesh_CompileFrameZero();
1156 Mod_CalcAliasModelBBoxes();
1157 Mod_FreeSkinFiles(skinfiles);
1160 void Mod_ZYMOTICMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1162 zymtype1header_t *pinmodel, *pheader;
1163 unsigned char *pbase;
1164 int i, j, k, l, numposes, meshvertices, meshtriangles, numvertexboneweights, *bonecount, *vertbonecounts, count, *renderlist, *renderlistend, *outelements;
1165 float modelradius, corner[2], *poses, *intexcoord2f, *outtexcoord2f;
1166 zymvertex_t *verts, *vertdata;
1170 skinfile_t *skinfiles;
1171 unsigned char *data;
1172 msurface_t *surface;
1174 pinmodel = (zymtype1header_t *)buffer;
1175 pbase = (unsigned char *)buffer;
1176 if (memcmp(pinmodel->id, "ZYMOTICMODEL", 12))
1177 Host_Error ("Mod_ZYMOTICMODEL_Load: %s is not a zymotic model");
1178 if (BigLong(pinmodel->type) != 1)
1179 Host_Error ("Mod_ZYMOTICMODEL_Load: only type 1 (skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1181 loadmodel->type = mod_alias;
1182 loadmodel->flags = 0; // there are no flags on zym models
1183 loadmodel->synctype = ST_RAND;
1187 pheader->type = BigLong(pinmodel->type);
1188 pheader->filesize = BigLong(pinmodel->filesize);
1189 pheader->mins[0] = BigFloat(pinmodel->mins[0]);
1190 pheader->mins[1] = BigFloat(pinmodel->mins[1]);
1191 pheader->mins[2] = BigFloat(pinmodel->mins[2]);
1192 pheader->maxs[0] = BigFloat(pinmodel->maxs[0]);
1193 pheader->maxs[1] = BigFloat(pinmodel->maxs[1]);
1194 pheader->maxs[2] = BigFloat(pinmodel->maxs[2]);
1195 pheader->radius = BigFloat(pinmodel->radius);
1196 pheader->numverts = BigLong(pinmodel->numverts);
1197 pheader->numtris = BigLong(pinmodel->numtris);
1198 pheader->numshaders = BigLong(pinmodel->numshaders);
1199 pheader->numbones = BigLong(pinmodel->numbones);
1200 pheader->numscenes = BigLong(pinmodel->numscenes);
1201 pheader->lump_scenes.start = BigLong(pinmodel->lump_scenes.start);
1202 pheader->lump_scenes.length = BigLong(pinmodel->lump_scenes.length);
1203 pheader->lump_poses.start = BigLong(pinmodel->lump_poses.start);
1204 pheader->lump_poses.length = BigLong(pinmodel->lump_poses.length);
1205 pheader->lump_bones.start = BigLong(pinmodel->lump_bones.start);
1206 pheader->lump_bones.length = BigLong(pinmodel->lump_bones.length);
1207 pheader->lump_vertbonecounts.start = BigLong(pinmodel->lump_vertbonecounts.start);
1208 pheader->lump_vertbonecounts.length = BigLong(pinmodel->lump_vertbonecounts.length);
1209 pheader->lump_verts.start = BigLong(pinmodel->lump_verts.start);
1210 pheader->lump_verts.length = BigLong(pinmodel->lump_verts.length);
1211 pheader->lump_texcoords.start = BigLong(pinmodel->lump_texcoords.start);
1212 pheader->lump_texcoords.length = BigLong(pinmodel->lump_texcoords.length);
1213 pheader->lump_render.start = BigLong(pinmodel->lump_render.start);
1214 pheader->lump_render.length = BigLong(pinmodel->lump_render.length);
1215 pheader->lump_shaders.start = BigLong(pinmodel->lump_shaders.start);
1216 pheader->lump_shaders.length = BigLong(pinmodel->lump_shaders.length);
1217 pheader->lump_trizone.start = BigLong(pinmodel->lump_trizone.start);
1218 pheader->lump_trizone.length = BigLong(pinmodel->lump_trizone.length);
1220 if (pheader->numtris < 1 || pheader->numverts < 3 || pheader->numshaders < 1)
1222 Con_Printf("%s has no geometry\n");
1225 if (pheader->numscenes < 1 || pheader->lump_poses.length < (int)sizeof(float[3][4]))
1227 Con_Printf("%s has no animations\n");
1231 loadmodel->DrawSky = NULL;
1232 loadmodel->Draw = R_Q1BSP_Draw;
1233 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1234 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1235 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1236 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1238 loadmodel->numframes = pheader->numscenes;
1239 loadmodel->num_surfaces = pheader->numshaders;
1241 skinfiles = Mod_LoadSkinFiles();
1242 if (loadmodel->numskins < 1)
1243 loadmodel->numskins = 1;
1245 // make skinscenes for the skins (no groups)
1246 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1247 for (i = 0;i < loadmodel->numskins;i++)
1249 loadmodel->skinscenes[i].firstframe = i;
1250 loadmodel->skinscenes[i].framecount = 1;
1251 loadmodel->skinscenes[i].loop = true;
1252 loadmodel->skinscenes[i].framerate = 10;
1256 modelradius = pheader->radius;
1257 for (i = 0;i < 3;i++)
1259 loadmodel->normalmins[i] = pheader->mins[i];
1260 loadmodel->normalmaxs[i] = pheader->maxs[i];
1261 loadmodel->rotatedmins[i] = -modelradius;
1262 loadmodel->rotatedmaxs[i] = modelradius;
1264 corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
1265 corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
1266 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
1267 if (loadmodel->yawmaxs[0] > modelradius)
1268 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
1269 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
1270 loadmodel->yawmins[2] = loadmodel->normalmins[2];
1271 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
1272 loadmodel->radius = modelradius;
1273 loadmodel->radius2 = modelradius * modelradius;
1275 // go through the lumps, swapping things
1277 //zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
1278 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
1279 scene = (zymscene_t *) (pheader->lump_scenes.start + pbase);
1280 numposes = pheader->lump_poses.length / pheader->numbones / sizeof(float[3][4]);
1281 for (i = 0;i < pheader->numscenes;i++)
1283 memcpy(loadmodel->animscenes[i].name, scene->name, 32);
1284 loadmodel->animscenes[i].firstframe = BigLong(scene->start);
1285 loadmodel->animscenes[i].framecount = BigLong(scene->length);
1286 loadmodel->animscenes[i].framerate = BigFloat(scene->framerate);
1287 loadmodel->animscenes[i].loop = (BigLong(scene->flags) & ZYMSCENEFLAG_NOLOOP) == 0;
1288 if ((unsigned int) loadmodel->animscenes[i].firstframe >= (unsigned int) numposes)
1289 Host_Error("%s scene->firstframe (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, numposes);
1290 if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > (unsigned int) numposes)
1291 Host_Error("%s scene->firstframe (%i) + framecount (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
1292 if (loadmodel->animscenes[i].framerate < 0)
1293 Host_Error("%s scene->framerate (%f) < 0", loadmodel->name, loadmodel->animscenes[i].framerate);
1297 //zymlump_t lump_bones; // zymbone_t bone[numbones];
1298 loadmodel->num_bones = pheader->numbones;
1299 loadmodel->data_bones = (aliasbone_t *)Mem_Alloc(loadmodel->mempool, pheader->numbones * sizeof(aliasbone_t));
1300 bone = (zymbone_t *) (pheader->lump_bones.start + pbase);
1301 for (i = 0;i < pheader->numbones;i++)
1303 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1304 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1305 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1306 if (loadmodel->data_bones[i].parent >= i)
1307 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1310 //zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
1311 vertbonecounts = (int *)Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1312 bonecount = (int *) (pheader->lump_vertbonecounts.start + pbase);
1313 for (i = 0;i < pheader->numverts;i++)
1315 vertbonecounts[i] = BigLong(bonecount[i]);
1316 if (vertbonecounts[i] < 1)
1317 Host_Error("%s bonecount[%i] < 1", loadmodel->name, i);
1320 loadmodel->num_poses = pheader->lump_poses.length / sizeof(float[3][4]);
1322 meshvertices = pheader->numverts;
1323 meshtriangles = pheader->numtris;
1324 numvertexboneweights = pheader->lump_verts.length / sizeof(zymvertex_t);
1326 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1327 loadmodel->num_textures = loadmodel->num_surfaces;
1328 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) + meshtriangles * sizeof(int[3]) + meshtriangles * sizeof(int[3]) + meshvertices * sizeof(float[2]) + numvertexboneweights * sizeof(surfmeshvertexboneweight_t) + loadmodel->num_poses * sizeof(float[3][4]));
1329 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1330 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1331 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1332 loadmodel->surfmesh.num_vertices = meshvertices;
1333 loadmodel->surfmesh.num_triangles = meshtriangles;
1334 loadmodel->surfmesh.num_vertexboneweights = numvertexboneweights;
1335 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1336 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1337 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1338 loadmodel->surfmesh.data_vertexboneweights = (surfmeshvertexboneweight_t *)data;data += numvertexboneweights * sizeof(surfmeshvertexboneweight_t);
1339 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[3][4]);
1341 //zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
1342 poses = (float *) (pheader->lump_poses.start + pbase);
1343 for (i = 0;i < pheader->lump_poses.length / 4;i++)
1344 loadmodel->data_poses[i] = BigFloat(poses[i]);
1346 //zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
1347 verts = (zymvertex_t *)Mem_Alloc(loadmodel->mempool, pheader->lump_verts.length);
1348 vertdata = (zymvertex_t *) (pheader->lump_verts.start + pbase);
1350 for (j = 0;j < pheader->numverts;j++)
1352 for (k = 0;k < vertbonecounts[j];k++, l++)
1354 // this format really should have had a per vertexweight weight value...
1355 float influence = 1.0f / vertbonecounts[j];
1356 loadmodel->surfmesh.data_vertexboneweights[l].vertexindex = j;
1357 loadmodel->surfmesh.data_vertexboneweights[l].boneindex = BigLong(vertdata[l].bonenum);
1358 loadmodel->surfmesh.data_vertexboneweights[l].origin[0] = BigFloat(vertdata[l].origin[0]) * influence;
1359 loadmodel->surfmesh.data_vertexboneweights[l].origin[1] = BigFloat(vertdata[l].origin[1]) * influence;
1360 loadmodel->surfmesh.data_vertexboneweights[l].origin[2] = BigFloat(vertdata[l].origin[2]) * influence;
1361 loadmodel->surfmesh.data_vertexboneweights[l].origin[3] = influence;
1365 //zymlump_t lump_texcoords; // float texcoords[numvertices][2];
1366 outtexcoord2f = loadmodel->surfmesh.data_texcoordtexture2f;
1367 intexcoord2f = (float *) (pheader->lump_texcoords.start + pbase);
1368 for (i = 0;i < pheader->numverts;i++)
1370 outtexcoord2f[i*2+0] = BigFloat(intexcoord2f[i*2+0]);
1371 // flip T coordinate for OpenGL
1372 outtexcoord2f[i*2+1] = 1 - BigFloat(intexcoord2f[i*2+1]);
1375 //zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
1376 //loadmodel->alias.zymdata_trizone = Mem_Alloc(loadmodel->mempool, pheader->numtris);
1377 //memcpy(loadmodel->alias.zymdata_trizone, (void *) (pheader->lump_trizone.start + pbase), pheader->numtris);
1379 //zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
1380 //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)
1381 // byteswap, validate, and swap winding order of tris
1382 count = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
1383 if (pheader->lump_render.length != count)
1384 Host_Error("%s renderlist is wrong size (%i bytes, should be %i bytes)", loadmodel->name, pheader->lump_render.length, count);
1385 renderlist = (int *) (pheader->lump_render.start + pbase);
1386 renderlistend = (int *) ((unsigned char *) renderlist + pheader->lump_render.length);
1388 for (i = 0;i < loadmodel->num_surfaces;i++)
1391 if (renderlist >= renderlistend)
1392 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1393 count = BigLong(*renderlist);renderlist++;
1394 if (renderlist + count * 3 > renderlistend || (i == pheader->numshaders - 1 && renderlist + count * 3 != renderlistend))
1395 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1397 loadmodel->surfacelist[i] = i;
1398 surface = loadmodel->data_surfaces + i;
1399 surface->texture = loadmodel->data_textures + i;
1400 surface->num_firsttriangle = meshtriangles;
1401 surface->num_triangles = count;
1402 surface->num_firstvertex = meshvertices;
1403 surface->num_vertices = meshvertices;
1405 // load the elements and find the used vertex range
1407 outelements = loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3;
1408 for (j = 0;j < surface->num_triangles;j++)
1410 outelements[2] = BigLong(renderlist[0]);
1411 outelements[1] = BigLong(renderlist[1]);
1412 outelements[0] = BigLong(renderlist[2]);
1413 if ((unsigned int)outelements[0] >= (unsigned int)pheader->numverts
1414 || (unsigned int)outelements[1] >= (unsigned int)pheader->numverts
1415 || (unsigned int)outelements[2] >= (unsigned int)pheader->numverts)
1416 Host_Error("%s corrupt renderlist (out of bounds index)", loadmodel->name);
1417 if (vertbonecounts[outelements[0]] == 0 || vertbonecounts[outelements[1]] == 0 || vertbonecounts[outelements[2]] == 0)
1418 Host_Error("%s corrupt renderlist (references vertex with no bone weights", loadmodel->name);
1419 surface->num_firstvertex = min(surface->num_firstvertex, outelements[0]);
1420 surface->num_firstvertex = min(surface->num_firstvertex, outelements[1]);
1421 surface->num_firstvertex = min(surface->num_firstvertex, outelements[2]);
1422 lastvertex = max(lastvertex, outelements[0]);
1423 lastvertex = max(lastvertex, outelements[1]);
1424 lastvertex = max(lastvertex, outelements[2]);
1428 surface->num_vertices = lastvertex + 1 - surface->num_firstvertex;
1430 // since zym models do not have named sections, reuse their shader
1431 // name as the section name
1432 shadername = (char *) (pheader->lump_shaders.start + pbase) + i * 32;
1434 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, shadername, shadername);
1436 for (j = 0;j < loadmodel->numskins;j++)
1437 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1439 Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1441 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1442 Mod_Alias_Mesh_CompileFrameZero();
1443 Mod_FreeSkinFiles(skinfiles);
1444 Mem_Free(vertbonecounts);
1448 void Mod_DARKPLACESMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1450 dpmheader_t *pheader;
1454 unsigned char *pbase;
1455 int i, j, k, meshvertices, meshtriangles, numvertexboneweights;
1456 skinfile_t *skinfiles;
1457 unsigned char *data;
1459 pheader = (dpmheader_t *)buffer;
1460 pbase = (unsigned char *)buffer;
1461 if (memcmp(pheader->id, "DARKPLACESMODEL\0", 16))
1462 Host_Error ("Mod_DARKPLACESMODEL_Load: %s is not a darkplaces model");
1463 if (BigLong(pheader->type) != 2)
1464 Host_Error ("Mod_DARKPLACESMODEL_Load: only type 2 (hierarchical skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1466 loadmodel->type = mod_alias;
1467 loadmodel->flags = 0; // there are no flags on zym models
1468 loadmodel->synctype = ST_RAND;
1471 pheader->type = BigLong(pheader->type);
1472 pheader->filesize = BigLong(pheader->filesize);
1473 pheader->mins[0] = BigFloat(pheader->mins[0]);
1474 pheader->mins[1] = BigFloat(pheader->mins[1]);
1475 pheader->mins[2] = BigFloat(pheader->mins[2]);
1476 pheader->maxs[0] = BigFloat(pheader->maxs[0]);
1477 pheader->maxs[1] = BigFloat(pheader->maxs[1]);
1478 pheader->maxs[2] = BigFloat(pheader->maxs[2]);
1479 pheader->yawradius = BigFloat(pheader->yawradius);
1480 pheader->allradius = BigFloat(pheader->allradius);
1481 pheader->num_bones = BigLong(pheader->num_bones);
1482 pheader->num_meshs = BigLong(pheader->num_meshs);
1483 pheader->num_frames = BigLong(pheader->num_frames);
1484 pheader->ofs_bones = BigLong(pheader->ofs_bones);
1485 pheader->ofs_meshs = BigLong(pheader->ofs_meshs);
1486 pheader->ofs_frames = BigLong(pheader->ofs_frames);
1488 if (pheader->num_bones < 1 || pheader->num_meshs < 1)
1490 Con_Printf("%s has no geometry\n");
1493 if (pheader->num_frames < 1)
1495 Con_Printf("%s has no frames\n");
1499 loadmodel->DrawSky = NULL;
1500 loadmodel->Draw = R_Q1BSP_Draw;
1501 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1502 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1503 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1504 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1507 for (i = 0;i < 3;i++)
1509 loadmodel->normalmins[i] = pheader->mins[i];
1510 loadmodel->normalmaxs[i] = pheader->maxs[i];
1511 loadmodel->yawmins[i] = i != 2 ? -pheader->yawradius : pheader->mins[i];
1512 loadmodel->yawmaxs[i] = i != 2 ? pheader->yawradius : pheader->maxs[i];
1513 loadmodel->rotatedmins[i] = -pheader->allradius;
1514 loadmodel->rotatedmaxs[i] = pheader->allradius;
1516 loadmodel->radius = pheader->allradius;
1517 loadmodel->radius2 = pheader->allradius * pheader->allradius;
1519 // load external .skin files if present
1520 skinfiles = Mod_LoadSkinFiles();
1521 if (loadmodel->numskins < 1)
1522 loadmodel->numskins = 1;
1526 numvertexboneweights = 0;
1528 // load the meshes now
1529 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1530 for (i = 0;i < loadmodel->num_surfaces;i++)
1532 int numverts = BigLong(dpmmesh->num_verts);
1533 meshvertices += numverts;;
1534 meshtriangles += BigLong(dpmmesh->num_tris);
1536 // to find out how many weights exist we two a two-stage load...
1537 data = (unsigned char *) (pbase + BigLong(dpmmesh->ofs_verts));
1538 for (j = 0;j < numverts;j++)
1540 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1541 numvertexboneweights += numweights;
1542 data += sizeof(dpmvertex_t);
1543 data += numweights * sizeof(dpmbonevert_t);
1548 loadmodel->numframes = pheader->num_frames;
1549 loadmodel->num_bones = pheader->num_bones;
1550 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
1551 loadmodel->num_textures = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = pheader->num_meshs;
1552 // do most allocations as one merged chunk
1553 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) + 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));
1554 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1555 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1556 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1557 loadmodel->surfmesh.num_vertices = meshvertices;
1558 loadmodel->surfmesh.num_triangles = meshtriangles;
1559 loadmodel->surfmesh.num_vertexboneweights = numvertexboneweights;
1560 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1561 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1562 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1563 loadmodel->surfmesh.data_vertexboneweights = (surfmeshvertexboneweight_t *)data;data += numvertexboneweights * sizeof(surfmeshvertexboneweight_t);
1564 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[3][4]);
1565 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
1566 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
1567 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
1569 for (i = 0;i < loadmodel->numskins;i++)
1571 loadmodel->skinscenes[i].firstframe = i;
1572 loadmodel->skinscenes[i].framecount = 1;
1573 loadmodel->skinscenes[i].loop = true;
1574 loadmodel->skinscenes[i].framerate = 10;
1577 // load the bone info
1578 bone = (dpmbone_t *) (pbase + pheader->ofs_bones);
1579 for (i = 0;i < loadmodel->num_bones;i++)
1581 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1582 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1583 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1584 if (loadmodel->data_bones[i].parent >= i)
1585 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1589 frame = (dpmframe_t *) (pbase + pheader->ofs_frames);
1590 for (i = 0;i < loadmodel->numframes;i++)
1593 memcpy(loadmodel->animscenes[i].name, frame->name, sizeof(frame->name));
1594 loadmodel->animscenes[i].firstframe = i;
1595 loadmodel->animscenes[i].framecount = 1;
1596 loadmodel->animscenes[i].loop = true;
1597 loadmodel->animscenes[i].framerate = 10;
1598 // load the bone poses for this frame
1599 poses = (float *) (pbase + BigLong(frame->ofs_bonepositions));
1600 for (j = 0;j < loadmodel->num_bones*12;j++)
1601 loadmodel->data_poses[i * loadmodel->num_bones*12 + j] = BigFloat(poses[j]);
1602 // stuff not processed here: mins, maxs, yawradius, allradius
1606 // load the meshes now
1607 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1610 numvertexboneweights = 0;
1611 for (i = 0;i < loadmodel->num_surfaces;i++, dpmmesh++)
1613 const int *inelements;
1615 const float *intexcoord;
1616 msurface_t *surface;
1618 loadmodel->surfacelist[i] = i;
1619 surface = loadmodel->data_surfaces + i;
1620 surface->texture = loadmodel->data_textures + i;
1621 surface->num_firsttriangle = meshtriangles;
1622 surface->num_triangles = BigLong(dpmmesh->num_tris);
1623 surface->num_firstvertex = meshvertices;
1624 surface->num_vertices = BigLong(dpmmesh->num_verts);
1625 meshvertices += surface->num_vertices;
1626 meshtriangles += surface->num_triangles;
1628 inelements = (int *) (pbase + BigLong(dpmmesh->ofs_indices));
1629 outelements = loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3;
1630 for (j = 0;j < surface->num_triangles;j++)
1632 // swap element order to flip triangles, because Quake uses clockwise (rare) and dpm uses counterclockwise (standard)
1633 outelements[0] = surface->num_firstvertex + BigLong(inelements[2]);
1634 outelements[1] = surface->num_firstvertex + BigLong(inelements[1]);
1635 outelements[2] = surface->num_firstvertex + BigLong(inelements[0]);
1640 intexcoord = (float *) (pbase + BigLong(dpmmesh->ofs_texcoords));
1641 for (j = 0;j < surface->num_vertices*2;j++)
1642 loadmodel->surfmesh.data_texcoordtexture2f[j + surface->num_firstvertex * 2] = BigFloat(intexcoord[j]);
1644 data = (unsigned char *) (pbase + BigLong(dpmmesh->ofs_verts));
1645 for (j = 0;j < surface->num_vertices;j++)
1647 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1648 data += sizeof(dpmvertex_t);
1649 for (k = 0;k < numweights;k++)
1651 const dpmbonevert_t *vert = (dpmbonevert_t *) data;
1652 // stuff not processed here: normal
1653 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].vertexindex = j;
1654 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].boneindex = BigLong(vert->bonenum);
1655 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin[0] = BigFloat(vert->origin[0]);
1656 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin[1] = BigFloat(vert->origin[1]);
1657 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin[2] = BigFloat(vert->origin[2]);
1658 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin[3] = BigFloat(vert->influence);
1659 numvertexboneweights++;
1660 data += sizeof(dpmbonevert_t);
1664 // since dpm models do not have named sections, reuse their shader name as the section name
1665 if (dpmmesh->shadername[0])
1666 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, dpmmesh->shadername, dpmmesh->shadername);
1668 for (j = 0;j < loadmodel->numskins;j++)
1669 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1671 Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1673 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1674 Mod_Alias_Mesh_CompileFrameZero();
1675 Mod_FreeSkinFiles(skinfiles);
1678 static void Mod_PSKMODEL_AnimKeyToMatrix(float *origin, float *quat, matrix4x4_t *m)
1680 float x = quat[0], y = quat[1], z = quat[2], w = quat[3];
1681 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];
1682 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];
1683 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];
1684 m->m[3][0]= 0 ;m->m[3][1]= 0 ;m->m[3][2]= 0 ;m->m[3][3]=1;
1687 // no idea why PSK/PSA files contain weird quaternions but they do...
1688 #define PSKQUATNEGATIONS
1689 void Mod_PSKMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1691 int i, j, index, version, recordsize, numrecords, meshvertices, meshtriangles, numvertexboneweights;
1692 int numpnts, numvtxw, numfaces, nummatts, numbones, numrawweights, numanimbones, numanims, numanimkeys;
1693 fs_offset_t filesize;
1698 pskboneinfo_t *bones;
1699 pskrawweights_t *rawweights;
1700 pskboneinfo_t *animbones;
1701 pskaniminfo_t *anims;
1702 pskanimkeys_t *animkeys;
1703 void *animfilebuffer, *animbuffer, *animbufferend;
1704 unsigned char *data;
1706 skinfile_t *skinfiles;
1707 char animname[MAX_QPATH];
1709 pchunk = (pskchunk_t *)buffer;
1710 if (strcmp(pchunk->id, "ACTRHEAD"))
1711 Host_Error ("Mod_PSKMODEL_Load: %s is not an Unreal Engine ActorX (.psk + .psa) model");
1713 loadmodel->type = mod_alias;
1714 loadmodel->DrawSky = NULL;
1715 loadmodel->Draw = R_Q1BSP_Draw;
1716 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1717 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1718 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1719 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1720 loadmodel->flags = 0; // there are no flags on zym models
1721 loadmodel->synctype = ST_RAND;
1723 FS_StripExtension(loadmodel->name, animname, sizeof(animname));
1724 strlcat(animname, ".psa", sizeof(animname));
1725 animbuffer = animfilebuffer = FS_LoadFile(animname, loadmodel->mempool, false, &filesize);
1726 animbufferend = (void *)((unsigned char*)animbuffer + (int)filesize);
1727 if (animbuffer == NULL)
1728 Host_Error("%s: can't find .psa file (%s)", loadmodel->name, animname);
1747 while (buffer < bufferend)
1749 pchunk = (pskchunk_t *)buffer;
1750 buffer = (void *)((unsigned char *)buffer + sizeof(pskchunk_t));
1751 version = LittleLong(pchunk->version);
1752 recordsize = LittleLong(pchunk->recordsize);
1753 numrecords = LittleLong(pchunk->numrecords);
1754 if (developer.integer >= 100)
1755 Con_Printf("%s: %s %x: %i * %i = %i\n", loadmodel->name, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
1756 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
1757 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);
1758 if (!strcmp(pchunk->id, "ACTRHEAD"))
1762 else if (!strcmp(pchunk->id, "PNTS0000"))
1765 if (recordsize != sizeof(*p))
1766 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1767 // byteswap in place and keep the pointer
1768 numpnts = numrecords;
1769 pnts = (pskpnts_t *)buffer;
1770 for (index = 0, p = (pskpnts_t *)buffer;index < numrecords;index++, p++)
1772 p->origin[0] = LittleFloat(p->origin[0]);
1773 p->origin[1] = LittleFloat(p->origin[1]);
1774 p->origin[2] = LittleFloat(p->origin[2]);
1778 else if (!strcmp(pchunk->id, "VTXW0000"))
1781 if (recordsize != sizeof(*p))
1782 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1783 // byteswap in place and keep the pointer
1784 numvtxw = numrecords;
1785 vtxw = (pskvtxw_t *)buffer;
1786 for (index = 0, p = (pskvtxw_t *)buffer;index < numrecords;index++, p++)
1788 p->pntsindex = LittleShort(p->pntsindex);
1789 p->texcoord[0] = LittleFloat(p->texcoord[0]);
1790 p->texcoord[1] = LittleFloat(p->texcoord[1]);
1791 if (p->pntsindex >= numpnts)
1793 Con_Printf("%s: vtxw->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
1799 else if (!strcmp(pchunk->id, "FACE0000"))
1802 if (recordsize != sizeof(*p))
1803 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1804 // byteswap in place and keep the pointer
1805 numfaces = numrecords;
1806 faces = (pskface_t *)buffer;
1807 for (index = 0, p = (pskface_t *)buffer;index < numrecords;index++, p++)
1809 p->vtxwindex[0] = LittleShort(p->vtxwindex[0]);
1810 p->vtxwindex[1] = LittleShort(p->vtxwindex[1]);
1811 p->vtxwindex[2] = LittleShort(p->vtxwindex[2]);
1812 p->group = LittleLong(p->group);
1813 if (p->vtxwindex[0] >= numvtxw)
1815 Con_Printf("%s: face->vtxwindex[0] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[0], numvtxw);
1816 p->vtxwindex[0] = 0;
1818 if (p->vtxwindex[1] >= numvtxw)
1820 Con_Printf("%s: face->vtxwindex[1] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[1], numvtxw);
1821 p->vtxwindex[1] = 0;
1823 if (p->vtxwindex[2] >= numvtxw)
1825 Con_Printf("%s: face->vtxwindex[2] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[2], numvtxw);
1826 p->vtxwindex[2] = 0;
1831 else if (!strcmp(pchunk->id, "MATT0000"))
1834 if (recordsize != sizeof(*p))
1835 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1836 // byteswap in place and keep the pointer
1837 nummatts = numrecords;
1838 matts = (pskmatt_t *)buffer;
1839 for (index = 0, p = (pskmatt_t *)buffer;index < numrecords;index++, p++)
1844 else if (!strcmp(pchunk->id, "REFSKELT"))
1847 if (recordsize != sizeof(*p))
1848 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1849 // byteswap in place and keep the pointer
1850 numbones = numrecords;
1851 bones = (pskboneinfo_t *)buffer;
1852 for (index = 0, p = (pskboneinfo_t *)buffer;index < numrecords;index++, p++)
1854 p->numchildren = LittleLong(p->numchildren);
1855 p->parent = LittleLong(p->parent);
1856 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
1857 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
1858 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
1859 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
1860 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
1861 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
1862 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
1863 p->basepose.unknown = LittleFloat(p->basepose.unknown);
1864 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
1865 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
1866 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
1867 #ifdef PSKQUATNEGATIONS
1870 p->basepose.quat[0] *= -1;
1871 p->basepose.quat[1] *= -1;
1872 p->basepose.quat[2] *= -1;
1876 p->basepose.quat[0] *= 1;
1877 p->basepose.quat[1] *= -1;
1878 p->basepose.quat[2] *= 1;
1881 if (p->parent < 0 || p->parent >= numbones)
1883 Con_Printf("%s: bone->parent %i >= numbones %i\n", loadmodel->name, p->parent, numbones);
1889 else if (!strcmp(pchunk->id, "RAWWEIGHTS"))
1892 if (recordsize != sizeof(*p))
1893 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1894 // byteswap in place and keep the pointer
1895 numrawweights = numrecords;
1896 rawweights = (pskrawweights_t *)buffer;
1897 for (index = 0, p = (pskrawweights_t *)buffer;index < numrecords;index++, p++)
1899 p->weight = LittleFloat(p->weight);
1900 p->pntsindex = LittleLong(p->pntsindex);
1901 p->boneindex = LittleLong(p->boneindex);
1902 if (p->pntsindex < 0 || p->pntsindex >= numpnts)
1904 Con_Printf("%s: weight->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
1907 if (p->boneindex < 0 || p->boneindex >= numbones)
1909 Con_Printf("%s: weight->boneindex %i >= numbones %i\n", loadmodel->name, p->boneindex, numbones);
1917 while (animbuffer < animbufferend)
1919 pchunk = (pskchunk_t *)animbuffer;
1920 animbuffer = (void *)((unsigned char *)animbuffer + sizeof(pskchunk_t));
1921 version = LittleLong(pchunk->version);
1922 recordsize = LittleLong(pchunk->recordsize);
1923 numrecords = LittleLong(pchunk->numrecords);
1924 if (developer.integer >= 100)
1925 Con_Printf("%s: %s %x: %i * %i = %i\n", animname, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
1926 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
1927 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);
1928 if (!strcmp(pchunk->id, "ANIMHEAD"))
1932 else if (!strcmp(pchunk->id, "BONENAMES"))
1935 if (recordsize != sizeof(*p))
1936 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
1937 // byteswap in place and keep the pointer
1938 numanimbones = numrecords;
1939 animbones = (pskboneinfo_t *)animbuffer;
1940 // NOTE: supposedly psa does not need to match the psk model, the
1941 // bones missing from the psa would simply use their base
1942 // positions from the psk, but this is hard for me to implement
1943 // and people can easily make animations that match.
1944 if (numanimbones != numbones)
1945 Host_Error("%s: this loader only supports animations with the same bones as the mesh");
1946 for (index = 0, p = (pskboneinfo_t *)animbuffer;index < numrecords;index++, p++)
1948 p->numchildren = LittleLong(p->numchildren);
1949 p->parent = LittleLong(p->parent);
1950 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
1951 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
1952 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
1953 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
1954 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
1955 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
1956 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
1957 p->basepose.unknown = LittleFloat(p->basepose.unknown);
1958 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
1959 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
1960 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
1961 #ifdef PSKQUATNEGATIONS
1964 p->basepose.quat[0] *= -1;
1965 p->basepose.quat[1] *= -1;
1966 p->basepose.quat[2] *= -1;
1970 p->basepose.quat[0] *= 1;
1971 p->basepose.quat[1] *= -1;
1972 p->basepose.quat[2] *= 1;
1975 if (p->parent < 0 || p->parent >= numanimbones)
1977 Con_Printf("%s: bone->parent %i >= numanimbones %i\n", animname, p->parent, numanimbones);
1980 // check that bones are the same as in the base
1981 if (strcmp(p->name, bones[index].name) || p->parent != bones[index].parent)
1982 Host_Error("%s: this loader only supports animations with the same bones as the mesh", animname);
1986 else if (!strcmp(pchunk->id, "ANIMINFO"))
1989 if (recordsize != sizeof(*p))
1990 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
1991 // byteswap in place and keep the pointer
1992 numanims = numrecords;
1993 anims = (pskaniminfo_t *)animbuffer;
1994 for (index = 0, p = (pskaniminfo_t *)animbuffer;index < numrecords;index++, p++)
1996 p->numbones = LittleLong(p->numbones);
1997 p->playtime = LittleFloat(p->playtime);
1998 p->fps = LittleFloat(p->fps);
1999 p->firstframe = LittleLong(p->firstframe);
2000 p->numframes = LittleLong(p->numframes);
2001 if (p->numbones != numbones)
2003 Con_Printf("%s: animinfo->numbones != numbones, trying to load anyway!\n", animname);
2008 else if (!strcmp(pchunk->id, "ANIMKEYS"))
2011 if (recordsize != sizeof(*p))
2012 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2013 numanimkeys = numrecords;
2014 animkeys = (pskanimkeys_t *)animbuffer;
2015 for (index = 0, p = (pskanimkeys_t *)animbuffer;index < numrecords;index++, p++)
2017 p->origin[0] = LittleFloat(p->origin[0]);
2018 p->origin[1] = LittleFloat(p->origin[1]);
2019 p->origin[2] = LittleFloat(p->origin[2]);
2020 p->quat[0] = LittleFloat(p->quat[0]);
2021 p->quat[1] = LittleFloat(p->quat[1]);
2022 p->quat[2] = LittleFloat(p->quat[2]);
2023 p->quat[3] = LittleFloat(p->quat[3]);
2024 p->frametime = LittleFloat(p->frametime);
2025 #ifdef PSKQUATNEGATIONS
2026 if (index % numbones)
2041 // TODO: allocate bonepose stuff
2044 Con_Printf("%s: unknown chunk ID \"%s\"\n", animname, pchunk->id);
2047 if (!numpnts || !pnts || !numvtxw || !vtxw || !numfaces || !faces || !nummatts || !matts || !numbones || !bones || !numrawweights || !rawweights || !numanims || !anims || !numanimkeys || !animkeys)
2048 Host_Error("%s: missing required chunks", loadmodel->name);
2050 // FIXME: model bbox
2052 for (i = 0;i < 3;i++)
2054 loadmodel->normalmins[i] = -128;
2055 loadmodel->normalmaxs[i] = 128;
2056 loadmodel->yawmins[i] = -128;
2057 loadmodel->yawmaxs[i] = 128;
2058 loadmodel->rotatedmins[i] = -128;
2059 loadmodel->rotatedmaxs[i] = 128;
2061 loadmodel->radius = 128;
2062 loadmodel->radius2 = loadmodel->radius * loadmodel->radius;
2064 loadmodel->numframes = 0;
2065 for (index = 0;index < numanims;index++)
2066 loadmodel->numframes += anims[index].numframes;
2068 if (numanimkeys != numbones * loadmodel->numframes)
2069 Host_Error("%s: %s has incorrect number of animation keys", animname, pchunk->id);
2071 meshvertices = numvtxw;
2072 meshtriangles = numfaces;
2073 numvertexboneweights = 0;
2074 for (index = 0;index < numvtxw;index++)
2075 for (j = 0;j < numrawweights;j++)
2076 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2077 numvertexboneweights++;
2079 // load external .skin files if present
2080 skinfiles = Mod_LoadSkinFiles();
2081 if (loadmodel->numskins < 1)
2082 loadmodel->numskins = 1;
2083 loadmodel->num_bones = numbones;
2084 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
2085 loadmodel->num_textures = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = nummatts;
2086 // do most allocations as one merged chunk
2087 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) + 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));
2088 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
2089 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
2090 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
2091 loadmodel->surfmesh.num_vertices = meshvertices;
2092 loadmodel->surfmesh.num_triangles = meshtriangles;
2093 loadmodel->surfmesh.num_vertexboneweights = numvertexboneweights;
2094 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
2095 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
2096 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
2097 loadmodel->surfmesh.data_vertexboneweights = (surfmeshvertexboneweight_t *)data;data += numvertexboneweights * sizeof(surfmeshvertexboneweight_t);
2098 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[3][4]);
2099 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
2100 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
2101 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
2103 for (i = 0;i < loadmodel->numskins;i++)
2105 loadmodel->skinscenes[i].firstframe = i;
2106 loadmodel->skinscenes[i].framecount = 1;
2107 loadmodel->skinscenes[i].loop = true;
2108 loadmodel->skinscenes[i].framerate = 10;
2112 for (index = 0, i = 0;index < nummatts;index++)
2114 // since psk models do not have named sections, reuse their shader name as the section name
2115 if (matts[index].name[0])
2116 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + index, skinfiles, matts[index].name, matts[index].name);
2118 for (j = 0;j < loadmodel->numskins;j++)
2119 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + index + j * loadmodel->num_surfaces, NULL);
2120 loadmodel->surfacelist[index] = index;
2121 loadmodel->data_surfaces[index].texture = loadmodel->data_textures + index;
2122 loadmodel->data_surfaces[index].num_firstvertex = 0;
2123 loadmodel->data_surfaces[index].num_vertices = loadmodel->surfmesh.num_vertices;
2126 // copy over the texcoords
2127 for (index = 0;index < numvtxw;index++)
2129 loadmodel->surfmesh.data_texcoordtexture2f[index*2+0] = vtxw[index].texcoord[0];
2130 loadmodel->surfmesh.data_texcoordtexture2f[index*2+1] = vtxw[index].texcoord[1];
2133 // loading the faces is complicated because we need to sort them into surfaces by mattindex
2134 for (index = 0;index < numfaces;index++)
2135 loadmodel->data_surfaces[faces[index].mattindex].num_triangles++;
2136 for (index = 0, i = 0;index < nummatts;index++)
2138 loadmodel->data_surfaces[index].num_firsttriangle = i;
2139 i += loadmodel->data_surfaces[index].num_triangles;
2140 loadmodel->data_surfaces[index].num_triangles = 0;
2142 for (index = 0;index < numfaces;index++)
2144 i = (loadmodel->data_surfaces[faces[index].mattindex].num_firsttriangle + loadmodel->data_surfaces[faces[index].mattindex].num_triangles++)*3;
2145 loadmodel->surfmesh.data_element3i[i+0] = faces[index].vtxwindex[0];
2146 loadmodel->surfmesh.data_element3i[i+1] = faces[index].vtxwindex[1];
2147 loadmodel->surfmesh.data_element3i[i+2] = faces[index].vtxwindex[2];
2150 // copy over the bones
2151 for (index = 0;index < numbones;index++)
2153 strlcpy(loadmodel->data_bones[index].name, bones[index].name, sizeof(loadmodel->data_bones[index].name));
2154 loadmodel->data_bones[index].parent = (index || bones[index].parent > 0) ? bones[index].parent : -1;
2155 if (loadmodel->data_bones[index].parent >= index)
2156 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, index, index);
2159 // build bone-relative vertex weights from the psk point weights
2160 numvertexboneweights = 0;
2161 for (index = 0;index < numvtxw;index++)
2163 for (j = 0;j < numrawweights;j++)
2165 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2167 matrix4x4_t matrix, inversematrix;
2168 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].vertexindex = index;
2169 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].boneindex = rawweights[j].boneindex;
2170 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].weight = rawweights[j].weight;
2171 matrix = identitymatrix;
2172 for (i = rawweights[j].boneindex;i >= 0;i = loadmodel->data_bones[i].parent)
2174 matrix4x4_t childmatrix, tempmatrix;
2175 Mod_PSKMODEL_AnimKeyToMatrix(bones[i].basepose.origin, bones[i].basepose.quat, &tempmatrix);
2176 childmatrix = matrix;
2177 Matrix4x4_Concat(&matrix, &tempmatrix, &childmatrix);
2179 Matrix4x4_Invert_Simple(&inversematrix, &matrix);
2180 Matrix4x4_Transform(&inversematrix, pnts[rawweights[j].pntsindex].origin, loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin);
2181 VectorScale(loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin, loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].weight, loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin);
2182 numvertexboneweights++;
2187 // set up the animscenes based on the anims
2188 for (index = 0, i = 0;index < numanims;index++)
2190 for (j = 0;j < anims[index].numframes;j++, i++)
2192 dpsnprintf(loadmodel->animscenes[i].name, sizeof(loadmodel->animscenes[i].name), "%s_%d", anims[index].name, j);
2193 loadmodel->animscenes[i].firstframe = i;
2194 loadmodel->animscenes[i].framecount = 1;
2195 loadmodel->animscenes[i].loop = true;
2196 loadmodel->animscenes[i].framerate = 10;
2200 // load the poses from the animkeys
2201 for (index = 0;index < numanimkeys;index++)
2204 Mod_PSKMODEL_AnimKeyToMatrix(animkeys[index].origin, animkeys[index].quat, &matrix);
2205 loadmodel->data_poses[index*12+0] = matrix.m[0][0];
2206 loadmodel->data_poses[index*12+1] = matrix.m[0][1];
2207 loadmodel->data_poses[index*12+2] = matrix.m[0][2];
2208 loadmodel->data_poses[index*12+3] = matrix.m[0][3];
2209 loadmodel->data_poses[index*12+4] = matrix.m[1][0];
2210 loadmodel->data_poses[index*12+5] = matrix.m[1][1];
2211 loadmodel->data_poses[index*12+6] = matrix.m[1][2];
2212 loadmodel->data_poses[index*12+7] = matrix.m[1][3];
2213 loadmodel->data_poses[index*12+8] = matrix.m[2][0];
2214 loadmodel->data_poses[index*12+9] = matrix.m[2][1];
2215 loadmodel->data_poses[index*12+10] = matrix.m[2][2];
2216 loadmodel->data_poses[index*12+11] = matrix.m[2][3];
2219 // compile extra data we want
2220 Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
2221 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
2222 Mod_Alias_Mesh_CompileFrameZero();
2223 Mod_FreeSkinFiles(skinfiles);
2225 Mem_Free(animfilebuffer);