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];
85 else if (!model->surfmesh.data_morphvertex3f)
86 Host_Error("model %s has no skeletal or vertex morph animation data", model->name);
90 int numverts = model->surfmesh.num_vertices;
91 const float *vertsbase = model->surfmesh.data_morphvertex3f;
92 const float *verts1 = vertsbase + numverts * 3 * frameblend[0].frame;
93 if (frameblend[1].lerp)
96 float lerp1 = frameblend[0].lerp;
97 const float *verts2 = vertsbase + numverts * 3 * frameblend[1].frame;
98 float lerp2 = frameblend[1].lerp;
99 if (frameblend[2].lerp)
101 const float *verts3 = vertsbase + numverts * 3 * frameblend[2].frame;
102 float lerp3 = frameblend[2].lerp;
103 if (frameblend[3].lerp)
105 const float *verts4 = vertsbase + numverts * 3 * frameblend[3].frame;
106 float lerp4 = frameblend[3].lerp;
107 for (i = 0;i < numverts * 3;i++)
108 out3f[i] = lerp1 * verts1[i] + lerp2 * verts2[i] + lerp3 * verts3[i] + lerp4 * verts4[i];
111 for (i = 0;i < numverts * 3;i++)
112 out3f[i] = lerp1 * verts1[i] + lerp2 * verts2[i] + lerp3 * verts3[i];
115 for (i = 0;i < numverts * 3;i++)
116 out3f[i] = lerp1 * verts1[i] + lerp2 * verts2[i];
119 memcpy(out3f, verts1, numverts * 3 * sizeof(float));
123 int Mod_Alias_GetTagMatrix(const model_t *model, int poseframe, int tagindex, matrix4x4_t *outmatrix)
125 const float *boneframe;
126 float tempbonematrix[12], bonematrix[12];
127 *outmatrix = identitymatrix;
128 if (model->num_bones)
130 if (tagindex < 0 || tagindex >= model->num_bones)
132 if (poseframe >= model->num_poses)
134 boneframe = model->data_poses + poseframe * model->num_bones * 12;
135 memcpy(bonematrix, boneframe + tagindex * 12, sizeof(float[12]));
136 while (model->data_bones[tagindex].parent >= 0)
138 memcpy(tempbonematrix, bonematrix, sizeof(float[12]));
139 R_ConcatTransforms(boneframe + model->data_bones[tagindex].parent * 12, tempbonematrix, bonematrix);
140 tagindex = model->data_bones[tagindex].parent;
142 outmatrix->m[0][0] = bonematrix[0];
143 outmatrix->m[0][1] = bonematrix[1];
144 outmatrix->m[0][2] = bonematrix[2];
145 outmatrix->m[0][3] = bonematrix[3];
146 outmatrix->m[1][0] = bonematrix[4];
147 outmatrix->m[1][1] = bonematrix[5];
148 outmatrix->m[1][2] = bonematrix[6];
149 outmatrix->m[1][3] = bonematrix[7];
150 outmatrix->m[2][0] = bonematrix[8];
151 outmatrix->m[2][1] = bonematrix[9];
152 outmatrix->m[2][2] = bonematrix[10];
153 outmatrix->m[2][3] = bonematrix[11];
154 outmatrix->m[3][0] = 0;
155 outmatrix->m[3][1] = 0;
156 outmatrix->m[3][2] = 0;
157 outmatrix->m[3][3] = 1;
159 else if (model->num_tags)
161 if (tagindex < 0 || tagindex >= model->num_tags)
163 if (poseframe >= model->num_tagframes)
165 *outmatrix = model->data_tags[poseframe * model->num_tags + tagindex].matrix;
170 int Mod_Alias_GetTagIndexForName(const model_t *model, unsigned int skin, const char *tagname)
173 if (model->data_overridetagnamesforskin && skin < (unsigned int)model->numskins && model->data_overridetagnamesforskin[(unsigned int)skin].num_overridetagnames)
174 for (i = 0;i < model->data_overridetagnamesforskin[skin].num_overridetagnames;i++)
175 if (!strcasecmp(tagname, model->data_overridetagnamesforskin[skin].data_overridetagnames[i].name))
177 if (model->num_bones)
178 for (i = 0;i < model->num_bones;i++)
179 if (!strcasecmp(tagname, model->data_bones[i].name))
182 for (i = 0;i < model->num_tags;i++)
183 if (!strcasecmp(tagname, model->data_tags[i].name))
188 static void Mod_Alias_Mesh_CompileFrameZero(void)
190 frameblend_t frameblend[4] = {{0, 1}, {0, 0}, {0, 0}, {0, 0}};
191 loadmodel->surfmesh.data_vertex3f = (float *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(float[3][4]));
192 loadmodel->surfmesh.data_svector3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 3;
193 loadmodel->surfmesh.data_tvector3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 6;
194 loadmodel->surfmesh.data_normal3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 9;
195 Mod_Alias_GetMesh_Vertex3f(loadmodel, frameblend, loadmodel->surfmesh.data_vertex3f);
196 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);
199 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)
202 float segmentmins[3], segmentmaxs[3];
203 frameblend_t frameblend[4];
205 static int maxvertices = 0;
206 static float *vertex3f = NULL;
207 memset(trace, 0, sizeof(*trace));
209 trace->realfraction = 1;
210 trace->hitsupercontentsmask = hitsupercontentsmask;
211 memset(frameblend, 0, sizeof(frameblend));
212 frameblend[0].frame = frame;
213 frameblend[0].lerp = 1;
214 if (maxvertices < model->surfmesh.num_vertices)
218 maxvertices = (model->surfmesh.num_vertices + 255) & ~255;
219 vertex3f = (float *)Z_Malloc(maxvertices * sizeof(float[3]));
221 if (VectorLength2(boxmins) + VectorLength2(boxmaxs) == 0)
224 segmentmins[0] = min(start[0], end[0]) - 1;
225 segmentmins[1] = min(start[1], end[1]) - 1;
226 segmentmins[2] = min(start[2], end[2]) - 1;
227 segmentmaxs[0] = max(start[0], end[0]) + 1;
228 segmentmaxs[1] = max(start[1], end[1]) + 1;
229 segmentmaxs[2] = max(start[2], end[2]) + 1;
230 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
232 Mod_Alias_GetMesh_Vertex3f(model, frameblend, vertex3f);
233 Collision_TraceLineTriangleMeshFloat(trace, start, end, model->surfmesh.num_triangles, model->surfmesh.data_element3i, vertex3f, SUPERCONTENTS_SOLID, 0, surface->texture, segmentmins, segmentmaxs);
238 // box trace, performed as brush trace
239 colbrushf_t *thisbrush_start, *thisbrush_end;
240 vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
241 segmentmins[0] = min(start[0], end[0]) + boxmins[0] - 1;
242 segmentmins[1] = min(start[1], end[1]) + boxmins[1] - 1;
243 segmentmins[2] = min(start[2], end[2]) + boxmins[2] - 1;
244 segmentmaxs[0] = max(start[0], end[0]) + boxmaxs[0] + 1;
245 segmentmaxs[1] = max(start[1], end[1]) + boxmaxs[1] + 1;
246 segmentmaxs[2] = max(start[2], end[2]) + boxmaxs[2] + 1;
247 VectorAdd(start, boxmins, boxstartmins);
248 VectorAdd(start, boxmaxs, boxstartmaxs);
249 VectorAdd(end, boxmins, boxendmins);
250 VectorAdd(end, boxmaxs, boxendmaxs);
251 thisbrush_start = Collision_BrushForBox(&identitymatrix, boxstartmins, boxstartmaxs, 0, 0, NULL);
252 thisbrush_end = Collision_BrushForBox(&identitymatrix, boxendmins, boxendmaxs, 0, 0, NULL);
253 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
255 if (maxvertices < model->surfmesh.num_vertices)
259 maxvertices = (model->surfmesh.num_vertices + 255) & ~255;
260 vertex3f = (float *)Z_Malloc(maxvertices * sizeof(float[3]));
262 Mod_Alias_GetMesh_Vertex3f(model, frameblend, vertex3f);
263 Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, model->surfmesh.num_triangles, model->surfmesh.data_element3i, vertex3f, SUPERCONTENTS_SOLID, 0, surface->texture, segmentmins, segmentmaxs);
268 static void Mod_CalcAliasModelBBoxes (void)
271 float dist, yawradius, radius;
273 VectorClear(loadmodel->normalmins);
274 VectorClear(loadmodel->normalmaxs);
277 for (vnum = 0, v = loadmodel->surfmesh.data_morphvertex3f;vnum < loadmodel->surfmesh.num_vertices * loadmodel->surfmesh.num_morphframes;vnum++, v += 3)
279 if (loadmodel->normalmins[0] > v[0]) loadmodel->normalmins[0] = v[0];
280 if (loadmodel->normalmins[1] > v[1]) loadmodel->normalmins[1] = v[1];
281 if (loadmodel->normalmins[2] > v[2]) loadmodel->normalmins[2] = v[2];
282 if (loadmodel->normalmaxs[0] < v[0]) loadmodel->normalmaxs[0] = v[0];
283 if (loadmodel->normalmaxs[1] < v[1]) loadmodel->normalmaxs[1] = v[1];
284 if (loadmodel->normalmaxs[2] < v[2]) loadmodel->normalmaxs[2] = v[2];
285 dist = v[0] * v[0] + v[1] * v[1];
286 if (yawradius < dist)
292 radius = sqrt(radius);
293 yawradius = sqrt(yawradius);
294 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -yawradius;
295 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = yawradius;
296 loadmodel->yawmins[2] = loadmodel->normalmins[2];
297 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
298 loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -radius;
299 loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = radius;
300 loadmodel->radius = radius;
301 loadmodel->radius2 = radius * radius;
304 static void Mod_ConvertAliasVerts (int inverts, vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int *vertremap)
308 for (i = 0;i < inverts;i++)
310 if (vertremap[i] < 0 && vertremap[i+inverts] < 0) // only used vertices need apply...
312 temp[0] = v[i].v[0] * scale[0] + translate[0];
313 temp[1] = v[i].v[1] * scale[1] + translate[1];
314 temp[2] = v[i].v[2] * scale[2] + translate[2];
315 j = vertremap[i]; // not onseam
317 VectorCopy(temp, out3f + j * 3);
318 j = vertremap[i+inverts]; // onseam
320 VectorCopy(temp, out3f + j * 3);
324 static void Mod_MDL_LoadFrames (unsigned char* datapointer, int inverts, vec3_t scale, vec3_t translate, int *vertremap)
326 int i, f, pose, groupframes;
328 daliasframetype_t *pframetype;
329 daliasframe_t *pinframe;
330 daliasgroup_t *group;
331 daliasinterval_t *intervals;
334 scene = loadmodel->animscenes;
335 for (f = 0;f < loadmodel->numframes;f++)
337 pframetype = (daliasframetype_t *)datapointer;
338 datapointer += sizeof(daliasframetype_t);
339 if (LittleLong (pframetype->type) == ALIAS_SINGLE)
341 // a single frame is still treated as a group
348 group = (daliasgroup_t *)datapointer;
349 datapointer += sizeof(daliasgroup_t);
350 groupframes = LittleLong (group->numframes);
352 // intervals (time per frame)
353 intervals = (daliasinterval_t *)datapointer;
354 datapointer += sizeof(daliasinterval_t) * groupframes;
356 interval = LittleFloat (intervals->interval); // FIXME: support variable framerate groups
357 if (interval < 0.01f)
359 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
364 // get scene name from first frame
365 pinframe = (daliasframe_t *)datapointer;
367 strcpy(scene->name, pinframe->name);
368 scene->firstframe = pose;
369 scene->framecount = groupframes;
370 scene->framerate = 1.0f / interval;
375 for (i = 0;i < groupframes;i++)
377 pinframe = (daliasframe_t *)datapointer;
378 datapointer += sizeof(daliasframe_t);
379 Mod_ConvertAliasVerts(inverts, scale, translate, (trivertx_t *)datapointer, loadmodel->surfmesh.data_morphvertex3f + pose * loadmodel->surfmesh.num_vertices * 3, vertremap);
380 datapointer += sizeof(trivertx_t) * inverts;
386 static skinframe_t missingskinframe;
387 static void Mod_BuildAliasSkinFromSkinFrame(texture_t *skin, skinframe_t *skinframe)
390 if (skinframe == NULL)
392 skinframe = &missingskinframe;
393 memset(skinframe, 0, sizeof(*skinframe));
394 skinframe->base = r_texture_notexture;
397 skin->skin = *skinframe;
398 skin->currentframe = skin;
399 skin->basematerialflags = MATERIALFLAG_WALL;
401 skin->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_TRANSPARENT;
402 skin->currentmaterialflags = skin->basematerialflags;
405 static void Mod_BuildAliasSkinsFromSkinFiles(texture_t *skin, skinfile_t *skinfile, char *meshname, char *shadername)
408 skinfileitem_t *skinfileitem;
409 skinframe_t tempskinframe;
412 // the skin += loadmodel->num_surfaces part of this is because data_textures on alias models is arranged as [numskins][numsurfaces]
413 for (i = 0;skinfile;skinfile = skinfile->next, i++, skin += loadmodel->num_surfaces)
415 memset(skin, 0, sizeof(*skin));
416 for (skinfileitem = skinfile->items;skinfileitem;skinfileitem = skinfileitem->next)
418 // leave the skin unitialized (nodraw) if the replacement is "common/nodraw" or "textures/common/nodraw"
419 if (!strcmp(skinfileitem->name, meshname) && strcmp(skinfileitem->replacement, "common/nodraw") && strcmp(skinfileitem->replacement, "textures/common/nodraw"))
421 memset(&tempskinframe, 0, sizeof(tempskinframe));
422 if (Mod_LoadSkinFrame(&tempskinframe, skinfileitem->replacement, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
423 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
426 if (cls.state != ca_dedicated)
427 Con_Printf("mesh \"%s\": failed to load skin #%i \"%s\", falling back to mesh's internal shader name \"%s\"\n", meshname, i, skinfileitem->replacement, shadername);
428 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
429 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
432 if (cls.state != ca_dedicated)
433 Con_Printf("failed to load skin \"%s\"\n", shadername);
434 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
443 memset(&tempskinframe, 0, sizeof(tempskinframe));
444 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
445 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
448 if (cls.state != ca_dedicated)
449 Con_Printf("Can't find texture \"%s\" for mesh \"%s\", using grey checkerboard\n", shadername, meshname);
450 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
455 #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);
456 #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);
457 void Mod_IDP0_Load(model_t *mod, void *buffer, void *bufferend)
459 int i, j, version, totalskins, skinwidth, skinheight, groupframes, groupskins, numverts;
460 float scales, scalet, scale[3], translate[3], interval;
464 stvert_t *pinstverts;
465 dtriangle_t *pintriangles;
466 daliasskintype_t *pinskintype;
467 daliasskingroup_t *pinskingroup;
468 daliasskininterval_t *pinskinintervals;
469 daliasframetype_t *pinframetype;
470 daliasgroup_t *pinframegroup;
471 unsigned char *datapointer, *startframes, *startskins;
472 char name[MAX_QPATH];
473 skinframe_t tempskinframe;
474 animscene_t *tempskinscenes;
475 texture_t *tempaliasskins;
477 int *vertonseam, *vertremap;
478 skinfile_t *skinfiles;
480 datapointer = (unsigned char *)buffer;
481 pinmodel = (mdl_t *)datapointer;
482 datapointer += sizeof(mdl_t);
484 version = LittleLong (pinmodel->version);
485 if (version != ALIAS_VERSION)
486 Host_Error ("%s has wrong version number (%i should be %i)",
487 loadmodel->name, version, ALIAS_VERSION);
489 loadmodel->type = mod_alias;
490 loadmodel->DrawSky = NULL;
491 loadmodel->Draw = R_Q1BSP_Draw;
492 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
493 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
494 loadmodel->DrawLight = R_Q1BSP_DrawLight;
495 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
497 loadmodel->num_surfaces = 1;
498 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
499 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int));
500 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
501 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
502 loadmodel->surfacelist[0] = 0;
504 loadmodel->numskins = LittleLong(pinmodel->numskins);
505 BOUNDI(loadmodel->numskins,0,65536);
506 skinwidth = LittleLong (pinmodel->skinwidth);
507 BOUNDI(skinwidth,0,65536);
508 skinheight = LittleLong (pinmodel->skinheight);
509 BOUNDI(skinheight,0,65536);
510 numverts = LittleLong(pinmodel->numverts);
511 BOUNDI(numverts,0,65536);
512 loadmodel->surfmesh.num_triangles = LittleLong(pinmodel->numtris);
513 BOUNDI(loadmodel->surfmesh.num_triangles,0,65536);
514 loadmodel->numframes = LittleLong(pinmodel->numframes);
515 BOUNDI(loadmodel->numframes,0,65536);
516 loadmodel->synctype = (synctype_t)LittleLong (pinmodel->synctype);
517 BOUNDI(loadmodel->synctype,0,2);
518 loadmodel->flags = LittleLong (pinmodel->flags);
520 for (i = 0;i < 3;i++)
522 scale[i] = LittleFloat (pinmodel->scale[i]);
523 translate[i] = LittleFloat (pinmodel->scale_origin[i]);
526 startskins = datapointer;
528 for (i = 0;i < loadmodel->numskins;i++)
530 pinskintype = (daliasskintype_t *)datapointer;
531 datapointer += sizeof(daliasskintype_t);
532 if (LittleLong(pinskintype->type) == ALIAS_SKIN_SINGLE)
536 pinskingroup = (daliasskingroup_t *)datapointer;
537 datapointer += sizeof(daliasskingroup_t);
538 groupskins = LittleLong(pinskingroup->numskins);
539 datapointer += sizeof(daliasskininterval_t) * groupskins;
542 for (j = 0;j < groupskins;j++)
544 datapointer += skinwidth * skinheight;
549 pinstverts = (stvert_t *)datapointer;
550 datapointer += sizeof(stvert_t) * numverts;
552 pintriangles = (dtriangle_t *)datapointer;
553 datapointer += sizeof(dtriangle_t) * loadmodel->surfmesh.num_triangles;
555 startframes = datapointer;
556 loadmodel->surfmesh.num_morphframes = 0;
557 for (i = 0;i < loadmodel->numframes;i++)
559 pinframetype = (daliasframetype_t *)datapointer;
560 datapointer += sizeof(daliasframetype_t);
561 if (LittleLong (pinframetype->type) == ALIAS_SINGLE)
565 pinframegroup = (daliasgroup_t *)datapointer;
566 datapointer += sizeof(daliasgroup_t);
567 groupframes = LittleLong(pinframegroup->numframes);
568 datapointer += sizeof(daliasinterval_t) * groupframes;
571 for (j = 0;j < groupframes;j++)
573 datapointer += sizeof(daliasframe_t);
574 datapointer += sizeof(trivertx_t) * numverts;
575 loadmodel->surfmesh.num_morphframes++;
579 // store texture coordinates into temporary array, they will be stored
580 // after usage is determined (triangle data)
581 vertst = (float *)Mem_Alloc(tempmempool, numverts * 2 * sizeof(float[2]));
582 vertremap = (int *)Mem_Alloc(tempmempool, numverts * 3 * sizeof(int));
583 vertonseam = vertremap + numverts * 2;
585 scales = 1.0 / skinwidth;
586 scalet = 1.0 / skinheight;
587 for (i = 0;i < numverts;i++)
589 vertonseam[i] = LittleLong(pinstverts[i].onseam);
590 vertst[i*2+0] = (LittleLong(pinstverts[i].s) + 0.5) * scales;
591 vertst[i*2+1] = (LittleLong(pinstverts[i].t) + 0.5) * scalet;
592 vertst[(i+numverts)*2+0] = vertst[i*2+0] + 0.5;
593 vertst[(i+numverts)*2+1] = vertst[i*2+1];
596 // load triangle data
597 loadmodel->surfmesh.data_element3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->surfmesh.num_triangles);
599 // read the triangle elements
600 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
601 for (j = 0;j < 3;j++)
602 loadmodel->surfmesh.data_element3i[i*3+j] = LittleLong(pintriangles[i].vertindex[j]);
603 // validate (note numverts is used because this is the original data)
604 Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, numverts, __FILE__, __LINE__);
605 // now butcher the elements according to vertonseam and tri->facesfront
606 // and then compact the vertex set to remove duplicates
607 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
608 if (!LittleLong(pintriangles[i].facesfront)) // backface
609 for (j = 0;j < 3;j++)
610 if (vertonseam[loadmodel->surfmesh.data_element3i[i*3+j]])
611 loadmodel->surfmesh.data_element3i[i*3+j] += numverts;
613 // (this uses vertremap to count usage to save some memory)
614 for (i = 0;i < numverts*2;i++)
616 for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
617 vertremap[loadmodel->surfmesh.data_element3i[i]]++;
618 // build remapping table and compact array
619 loadmodel->surfmesh.num_vertices = 0;
620 for (i = 0;i < numverts*2;i++)
624 vertremap[i] = loadmodel->surfmesh.num_vertices;
625 vertst[loadmodel->surfmesh.num_vertices*2+0] = vertst[i*2+0];
626 vertst[loadmodel->surfmesh.num_vertices*2+1] = vertst[i*2+1];
627 loadmodel->surfmesh.num_vertices++;
630 vertremap[i] = -1; // not used at all
632 // remap the elements to the new vertex set
633 for (i = 0;i < loadmodel->surfmesh.num_triangles * 3;i++)
634 loadmodel->surfmesh.data_element3i[i] = vertremap[loadmodel->surfmesh.data_element3i[i]];
635 // store the texture coordinates
636 loadmodel->surfmesh.data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[2]) * loadmodel->surfmesh.num_vertices);
637 for (i = 0;i < loadmodel->surfmesh.num_vertices;i++)
639 loadmodel->surfmesh.data_texcoordtexture2f[i*2+0] = vertst[i*2+0];
640 loadmodel->surfmesh.data_texcoordtexture2f[i*2+1] = vertst[i*2+1];
644 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
645 loadmodel->surfmesh.data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * loadmodel->surfmesh.num_morphframes * loadmodel->surfmesh.num_vertices);
646 loadmodel->surfmesh.data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_triangles * sizeof(int[3]));
647 Mod_MDL_LoadFrames (startframes, numverts, scale, translate, vertremap);
648 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
649 Mod_CalcAliasModelBBoxes();
650 Mod_Alias_Mesh_CompileFrameZero();
656 skinfiles = Mod_LoadSkinFiles();
657 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
658 loadmodel->num_textures = loadmodel->num_surfaces;
659 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
662 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
663 Mod_FreeSkinFiles(skinfiles);
664 for (i = 0;i < loadmodel->numskins;i++)
666 loadmodel->skinscenes[i].firstframe = i;
667 loadmodel->skinscenes[i].framecount = 1;
668 loadmodel->skinscenes[i].loop = true;
669 loadmodel->skinscenes[i].framerate = 10;
675 datapointer = startskins;
676 for (i = 0;i < loadmodel->numskins;i++)
678 pinskintype = (daliasskintype_t *)datapointer;
679 datapointer += sizeof(daliasskintype_t);
681 if (pinskintype->type == ALIAS_SKIN_SINGLE)
688 pinskingroup = (daliasskingroup_t *)datapointer;
689 datapointer += sizeof(daliasskingroup_t);
691 groupskins = LittleLong (pinskingroup->numskins);
693 pinskinintervals = (daliasskininterval_t *)datapointer;
694 datapointer += sizeof(daliasskininterval_t) * groupskins;
696 interval = LittleFloat(pinskinintervals[0].interval);
697 if (interval < 0.01f)
699 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
704 sprintf(loadmodel->skinscenes[i].name, "skin %i", i);
705 loadmodel->skinscenes[i].firstframe = totalskins;
706 loadmodel->skinscenes[i].framecount = groupskins;
707 loadmodel->skinscenes[i].framerate = 1.0f / interval;
708 loadmodel->skinscenes[i].loop = true;
710 for (j = 0;j < groupskins;j++)
713 sprintf (name, "%s_%i_%i", loadmodel->name, i, j);
715 sprintf (name, "%s_%i", loadmodel->name, i);
716 if (!Mod_LoadSkinFrame(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
717 Mod_LoadSkinFrame_Internal(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_PICMIP, true, r_fullbrights.integer, (unsigned char *)datapointer, skinwidth, skinheight, 8, NULL, NULL);
718 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
719 datapointer += skinwidth * skinheight;
723 // check for skins that don't exist in the model, but do exist as external images
724 // (this was added because yummyluv kept pestering me about support for it)
725 while (Mod_LoadSkinFrame(&tempskinframe, va("%s_%i", loadmodel->name, loadmodel->numskins), (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
727 // expand the arrays to make room
728 tempskinscenes = loadmodel->skinscenes;
729 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
730 memcpy(loadmodel->skinscenes, tempskinscenes, loadmodel->numskins * sizeof(animscene_t));
731 Mem_Free(tempskinscenes);
733 tempaliasskins = loadmodel->data_textures;
734 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * (totalskins + 1) * sizeof(texture_t));
735 memcpy(loadmodel->data_textures, tempaliasskins, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
736 Mem_Free(tempaliasskins);
738 // store the info about the new skin
739 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
740 strcpy(loadmodel->skinscenes[loadmodel->numskins].name, name);
741 loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
742 loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
743 loadmodel->skinscenes[loadmodel->numskins].framerate = 10.0f;
744 loadmodel->skinscenes[loadmodel->numskins].loop = true;
746 //increase skin counts
747 loadmodel->numskins++;
752 surface = loadmodel->data_surfaces;
753 surface->texture = loadmodel->data_textures;
754 surface->num_firsttriangle = 0;
755 surface->num_triangles = loadmodel->surfmesh.num_triangles;
756 surface->num_firstvertex = 0;
757 surface->num_vertices = loadmodel->surfmesh.num_vertices;
760 static void Mod_MD2_ConvertVerts (vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int numverts, int *vertremap)
764 for (i = 0;i < numverts;i++, out3f += 3)
766 in = v + vertremap[i];
767 out3f[0] = in->v[0] * scale[0] + translate[0];
768 out3f[1] = in->v[1] * scale[1] + translate[1];
769 out3f[2] = in->v[2] * scale[2] + translate[2];
773 void Mod_IDP2_Load(model_t *mod, void *buffer, void *bufferend)
775 int i, j, k, hashindex, num, numxyz, numst, xyz, st, skinwidth, skinheight, *vertremap, version, end, numverts;
776 float *stverts, s, t, scale[3], translate[3];
780 unsigned char *base, *datapointer;
781 md2frame_t *pinframe;
783 md2triangle_t *intri;
784 unsigned short *inst;
787 struct md2verthash_s *next;
791 *hash, **md2verthash, *md2verthashdata;
792 skinframe_t tempskinframe;
793 skinfile_t *skinfiles;
795 pinmodel = (md2_t *)buffer;
796 base = (unsigned char *)buffer;
798 version = LittleLong (pinmodel->version);
799 if (version != MD2ALIAS_VERSION)
800 Host_Error ("%s has wrong version number (%i should be %i)",
801 loadmodel->name, version, MD2ALIAS_VERSION);
803 loadmodel->type = mod_alias;
804 loadmodel->DrawSky = NULL;
805 loadmodel->Draw = R_Q1BSP_Draw;
806 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
807 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
808 loadmodel->DrawLight = R_Q1BSP_DrawLight;
809 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
811 if (LittleLong(pinmodel->num_tris) < 1 || LittleLong(pinmodel->num_tris) > 65536)
812 Host_Error ("%s has invalid number of triangles: %i", loadmodel->name, LittleLong(pinmodel->num_tris));
813 if (LittleLong(pinmodel->num_xyz) < 1 || LittleLong(pinmodel->num_xyz) > 65536)
814 Host_Error ("%s has invalid number of vertices: %i", loadmodel->name, LittleLong(pinmodel->num_xyz));
815 if (LittleLong(pinmodel->num_frames) < 1 || LittleLong(pinmodel->num_frames) > 65536)
816 Host_Error ("%s has invalid number of frames: %i", loadmodel->name, LittleLong(pinmodel->num_frames));
817 if (LittleLong(pinmodel->num_skins) < 0 || LittleLong(pinmodel->num_skins) > 256)
818 Host_Error ("%s has invalid number of skins: %i", loadmodel->name, LittleLong(pinmodel->num_skins));
820 end = LittleLong(pinmodel->ofs_end);
821 if (LittleLong(pinmodel->num_skins) >= 1 && (LittleLong(pinmodel->ofs_skins) <= 0 || LittleLong(pinmodel->ofs_skins) >= end))
822 Host_Error ("%s is not a valid model", loadmodel->name);
823 if (LittleLong(pinmodel->ofs_st) <= 0 || LittleLong(pinmodel->ofs_st) >= end)
824 Host_Error ("%s is not a valid model", loadmodel->name);
825 if (LittleLong(pinmodel->ofs_tris) <= 0 || LittleLong(pinmodel->ofs_tris) >= end)
826 Host_Error ("%s is not a valid model", loadmodel->name);
827 if (LittleLong(pinmodel->ofs_frames) <= 0 || LittleLong(pinmodel->ofs_frames) >= end)
828 Host_Error ("%s is not a valid model", loadmodel->name);
829 if (LittleLong(pinmodel->ofs_glcmds) <= 0 || LittleLong(pinmodel->ofs_glcmds) >= end)
830 Host_Error ("%s is not a valid model", loadmodel->name);
832 loadmodel->num_surfaces = 1;
833 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
834 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int));
835 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
836 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
837 loadmodel->surfacelist[0] = 0;
839 loadmodel->numskins = LittleLong(pinmodel->num_skins);
840 numxyz = LittleLong(pinmodel->num_xyz);
841 numst = LittleLong(pinmodel->num_st);
842 loadmodel->surfmesh.num_triangles = LittleLong(pinmodel->num_tris);
843 loadmodel->numframes = LittleLong(pinmodel->num_frames);
844 loadmodel->surfmesh.num_morphframes = loadmodel->numframes;
845 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
847 loadmodel->flags = 0; // there are no MD2 flags
848 loadmodel->synctype = ST_RAND;
851 inskin = (char *)(base + LittleLong(pinmodel->ofs_skins));
852 skinfiles = Mod_LoadSkinFiles();
855 loadmodel->num_textures = loadmodel->num_surfaces;
856 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
857 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
858 Mod_FreeSkinFiles(skinfiles);
860 else if (loadmodel->numskins)
862 // skins found (most likely not a player model)
863 loadmodel->num_textures = loadmodel->num_surfaces;
864 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
865 for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
867 if (Mod_LoadSkinFrame(&tempskinframe, inskin, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
868 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, &tempskinframe);
871 Con_Printf("%s is missing skin \"%s\"\n", loadmodel->name, inskin);
872 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, NULL);
878 // no skins (most likely a player model)
879 loadmodel->numskins = 1;
880 loadmodel->num_textures = loadmodel->num_surfaces;
881 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
882 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures, NULL);
885 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
886 for (i = 0;i < loadmodel->numskins;i++)
888 loadmodel->skinscenes[i].firstframe = i;
889 loadmodel->skinscenes[i].framecount = 1;
890 loadmodel->skinscenes[i].loop = true;
891 loadmodel->skinscenes[i].framerate = 10;
894 // load the triangles and stvert data
895 inst = (unsigned short *)(base + LittleLong(pinmodel->ofs_st));
896 intri = (md2triangle_t *)(base + LittleLong(pinmodel->ofs_tris));
897 skinwidth = LittleLong(pinmodel->skinwidth);
898 skinheight = LittleLong(pinmodel->skinheight);
900 stverts = (float *)Mem_Alloc(tempmempool, numst * sizeof(float[2]));
901 s = 1.0f / skinwidth;
902 t = 1.0f / skinheight;
903 for (i = 0;i < numst;i++)
905 j = (unsigned short) LittleShort(inst[i*2+0]);
906 k = (unsigned short) LittleShort(inst[i*2+1]);
907 if (j >= skinwidth || k >= skinheight)
909 Con_Printf("%s has an invalid skin coordinate (%i %i) on vert %i, changing to 0 0\n", loadmodel->name, j, k, i);
913 stverts[i*2+0] = j * s;
914 stverts[i*2+1] = k * t;
917 md2verthash = (struct md2verthash_s **)Mem_Alloc(tempmempool, 256 * sizeof(hash));
918 md2verthashdata = (struct md2verthash_s *)Mem_Alloc(tempmempool, loadmodel->surfmesh.num_triangles * 3 * sizeof(*hash));
919 // swap the triangle list
921 loadmodel->surfmesh.data_element3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_triangles * sizeof(int[3]));
922 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
924 for (j = 0;j < 3;j++)
926 xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
927 st = (unsigned short) LittleShort (intri[i].index_st[j]);
930 Con_Printf("%s has an invalid xyz index (%i) on triangle %i, resetting to 0\n", loadmodel->name, xyz, i);
935 Con_Printf("%s has an invalid st index (%i) on triangle %i, resetting to 0\n", loadmodel->name, st, i);
940 hashindex = (xyz * 17 + st) & 255;
941 for (hash = md2verthash[hashindex];hash;hash = hash->next)
942 if (hash->xyz == xyz && hash->st[0] == s && hash->st[1] == t)
946 hash = md2verthashdata + num++;
950 hash->next = md2verthash[hashindex];
951 md2verthash[hashindex] = hash;
953 loadmodel->surfmesh.data_element3i[i*3+j] = (hash - md2verthashdata);
960 loadmodel->surfmesh.num_vertices = numverts;
961 vertremap = (int *)Mem_Alloc(loadmodel->mempool, num * sizeof(int));
962 loadmodel->surfmesh.data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, num * sizeof(float[2]));
963 for (i = 0;i < num;i++)
965 hash = md2verthashdata + i;
966 vertremap[i] = hash->xyz;
967 loadmodel->surfmesh.data_texcoordtexture2f[i*2+0] = hash->st[0];
968 loadmodel->surfmesh.data_texcoordtexture2f[i*2+1] = hash->st[1];
971 Mem_Free(md2verthash);
972 Mem_Free(md2verthashdata);
975 datapointer = (base + LittleLong(pinmodel->ofs_frames));
976 loadmodel->surfmesh.data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, numverts * loadmodel->surfmesh.num_morphframes * sizeof(float[3]));
977 for (i = 0;i < loadmodel->surfmesh.num_morphframes;i++)
979 pinframe = (md2frame_t *)datapointer;
980 datapointer += sizeof(md2frame_t);
981 for (j = 0;j < 3;j++)
983 scale[j] = LittleFloat(pinframe->scale[j]);
984 translate[j] = LittleFloat(pinframe->translate[j]);
986 Mod_MD2_ConvertVerts(scale, translate, (trivertx_t *)datapointer, loadmodel->surfmesh.data_morphvertex3f + i * numverts * 3, numverts, vertremap);
987 datapointer += numxyz * sizeof(trivertx_t);
989 strcpy(loadmodel->animscenes[i].name, pinframe->name);
990 loadmodel->animscenes[i].firstframe = i;
991 loadmodel->animscenes[i].framecount = 1;
992 loadmodel->animscenes[i].framerate = 10;
993 loadmodel->animscenes[i].loop = true;
998 loadmodel->surfmesh.data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_triangles * sizeof(int[3]));
999 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1000 Mod_CalcAliasModelBBoxes();
1001 Mod_Alias_Mesh_CompileFrameZero();
1003 surface = loadmodel->data_surfaces;
1004 surface->texture = loadmodel->data_textures;
1005 surface->num_firsttriangle = 0;
1006 surface->num_triangles = loadmodel->surfmesh.num_triangles;
1007 surface->num_firstvertex = 0;
1008 surface->num_vertices = loadmodel->surfmesh.num_vertices;
1011 void Mod_IDP3_Load(model_t *mod, void *buffer, void *bufferend)
1013 int i, j, k, version, meshvertices, meshtriangles;
1014 unsigned char *data;
1015 msurface_t *surface;
1016 md3modelheader_t *pinmodel;
1017 md3frameinfo_t *pinframe;
1020 skinfile_t *skinfiles;
1022 pinmodel = (md3modelheader_t *)buffer;
1024 if (memcmp(pinmodel->identifier, "IDP3", 4))
1025 Host_Error ("%s is not a MD3 (IDP3) file", loadmodel->name);
1026 version = LittleLong (pinmodel->version);
1027 if (version != MD3VERSION)
1028 Host_Error ("%s has wrong version number (%i should be %i)",
1029 loadmodel->name, version, MD3VERSION);
1031 skinfiles = Mod_LoadSkinFiles();
1032 if (loadmodel->numskins < 1)
1033 loadmodel->numskins = 1;
1035 loadmodel->type = mod_alias;
1036 loadmodel->DrawSky = NULL;
1037 loadmodel->Draw = R_Q1BSP_Draw;
1038 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1039 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1040 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1041 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1042 loadmodel->flags = LittleLong(pinmodel->flags);
1043 loadmodel->synctype = ST_RAND;
1045 // set up some global info about the model
1046 loadmodel->numframes = LittleLong(pinmodel->num_frames);
1047 loadmodel->num_surfaces = LittleLong(pinmodel->num_meshes);
1049 // make skinscenes for the skins (no groups)
1050 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1051 for (i = 0;i < loadmodel->numskins;i++)
1053 loadmodel->skinscenes[i].firstframe = i;
1054 loadmodel->skinscenes[i].framecount = 1;
1055 loadmodel->skinscenes[i].loop = true;
1056 loadmodel->skinscenes[i].framerate = 10;
1060 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
1061 for (i = 0, pinframe = (md3frameinfo_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_frameinfo));i < loadmodel->numframes;i++, pinframe++)
1063 strcpy(loadmodel->animscenes[i].name, pinframe->name);
1064 loadmodel->animscenes[i].firstframe = i;
1065 loadmodel->animscenes[i].framecount = 1;
1066 loadmodel->animscenes[i].framerate = 10;
1067 loadmodel->animscenes[i].loop = true;
1071 loadmodel->num_tagframes = loadmodel->numframes;
1072 loadmodel->num_tags = LittleLong(pinmodel->num_tags);
1073 loadmodel->data_tags = (aliastag_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_tagframes * loadmodel->num_tags * sizeof(aliastag_t));
1074 for (i = 0, pintag = (md3tag_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_tags));i < loadmodel->num_tagframes * loadmodel->num_tags;i++, pintag++)
1076 strcpy(loadmodel->data_tags[i].name, pintag->name);
1077 loadmodel->data_tags[i].matrix = identitymatrix;
1078 for (j = 0;j < 3;j++)
1080 for (k = 0;k < 3;k++)
1081 loadmodel->data_tags[i].matrix.m[j][k] = LittleFloat(pintag->rotationmatrix[k * 3 + j]);
1082 loadmodel->data_tags[i].matrix.m[j][3] = LittleFloat(pintag->origin[j]);
1084 //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);
1090 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)))
1092 if (memcmp(pinmesh->identifier, "IDP3", 4))
1093 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)");
1094 if (LittleLong(pinmesh->num_frames) != loadmodel->numframes)
1095 Host_Error("Mod_IDP3_Load: mesh numframes differs from header");
1096 meshvertices += LittleLong(pinmesh->num_vertices);
1097 meshtriangles += LittleLong(pinmesh->num_triangles);
1100 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1101 loadmodel->num_textures = loadmodel->num_surfaces;
1102 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]));
1103 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1104 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1105 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1106 loadmodel->surfmesh.num_vertices = meshvertices;
1107 loadmodel->surfmesh.num_triangles = meshtriangles;
1108 loadmodel->surfmesh.num_morphframes = loadmodel->numframes; // TODO: remove?
1109 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1110 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1111 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1112 loadmodel->surfmesh.data_morphvertex3f = (float *)data;data += meshvertices * loadmodel->numframes * sizeof(float[3]);
1116 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)))
1118 if (memcmp(pinmesh->identifier, "IDP3", 4))
1119 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)");
1120 loadmodel->surfacelist[i] = i;
1121 surface = loadmodel->data_surfaces + i;
1122 surface->texture = loadmodel->data_textures + i;
1123 surface->num_firsttriangle = meshtriangles;
1124 surface->num_triangles = LittleLong(pinmesh->num_triangles);
1125 surface->num_firstvertex = meshvertices;
1126 surface->num_vertices = LittleLong(pinmesh->num_vertices);
1127 meshvertices += surface->num_vertices;
1128 meshtriangles += surface->num_triangles;
1130 for (j = 0;j < surface->num_triangles * 3;j++)
1131 loadmodel->surfmesh.data_element3i[j + surface->num_firsttriangle * 3] = surface->num_firstvertex + LittleLong(((int *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_elements)))[j]);
1132 for (j = 0;j < surface->num_vertices;j++)
1134 loadmodel->surfmesh.data_texcoordtexture2f[(j + surface->num_firstvertex) * 2 + 0] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 0]);
1135 loadmodel->surfmesh.data_texcoordtexture2f[(j + surface->num_firstvertex) * 2 + 1] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 1]);
1137 for (j = 0;j < loadmodel->numframes;j++)
1139 const short *in4s = (short *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)) + j * surface->num_vertices * 4;
1140 float *out3f = loadmodel->surfmesh.data_morphvertex3f + 3 * (j * loadmodel->surfmesh.num_vertices + surface->num_firstvertex);
1141 for (k = 0;k < surface->num_vertices;k++, in4s += 4, out3f += 3)
1143 out3f[0] = LittleShort(in4s[0]) * (1.0f / 64.0f);
1144 out3f[1] = LittleShort(in4s[1]) * (1.0f / 64.0f);
1145 out3f[2] = LittleShort(in4s[2]) * (1.0f / 64.0f);
1149 if (LittleLong(pinmesh->num_shaders) >= 1)
1150 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, pinmesh->name, ((md3shader_t *)((unsigned char *) pinmesh + LittleLong(pinmesh->lump_shaders)))->name);
1152 for (j = 0;j < loadmodel->numskins;j++)
1153 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1155 Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1157 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1158 Mod_Alias_Mesh_CompileFrameZero();
1159 Mod_CalcAliasModelBBoxes();
1160 Mod_FreeSkinFiles(skinfiles);
1163 void Mod_ZYMOTICMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1165 zymtype1header_t *pinmodel, *pheader;
1166 unsigned char *pbase;
1167 int i, j, k, l, numposes, meshvertices, meshtriangles, numvertexboneweights, *bonecount, *vertbonecounts, count, *renderlist, *renderlistend, *outelements;
1168 float modelradius, corner[2], *poses, *intexcoord2f, *outtexcoord2f;
1169 zymvertex_t *verts, *vertdata;
1173 skinfile_t *skinfiles;
1174 unsigned char *data;
1175 msurface_t *surface;
1177 pinmodel = (zymtype1header_t *)buffer;
1178 pbase = (unsigned char *)buffer;
1179 if (memcmp(pinmodel->id, "ZYMOTICMODEL", 12))
1180 Host_Error ("Mod_ZYMOTICMODEL_Load: %s is not a zymotic model");
1181 if (BigLong(pinmodel->type) != 1)
1182 Host_Error ("Mod_ZYMOTICMODEL_Load: only type 1 (skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1184 loadmodel->type = mod_alias;
1185 loadmodel->flags = 0; // there are no flags on zym models
1186 loadmodel->synctype = ST_RAND;
1190 pheader->type = BigLong(pinmodel->type);
1191 pheader->filesize = BigLong(pinmodel->filesize);
1192 pheader->mins[0] = BigFloat(pinmodel->mins[0]);
1193 pheader->mins[1] = BigFloat(pinmodel->mins[1]);
1194 pheader->mins[2] = BigFloat(pinmodel->mins[2]);
1195 pheader->maxs[0] = BigFloat(pinmodel->maxs[0]);
1196 pheader->maxs[1] = BigFloat(pinmodel->maxs[1]);
1197 pheader->maxs[2] = BigFloat(pinmodel->maxs[2]);
1198 pheader->radius = BigFloat(pinmodel->radius);
1199 pheader->numverts = BigLong(pinmodel->numverts);
1200 pheader->numtris = BigLong(pinmodel->numtris);
1201 pheader->numshaders = BigLong(pinmodel->numshaders);
1202 pheader->numbones = BigLong(pinmodel->numbones);
1203 pheader->numscenes = BigLong(pinmodel->numscenes);
1204 pheader->lump_scenes.start = BigLong(pinmodel->lump_scenes.start);
1205 pheader->lump_scenes.length = BigLong(pinmodel->lump_scenes.length);
1206 pheader->lump_poses.start = BigLong(pinmodel->lump_poses.start);
1207 pheader->lump_poses.length = BigLong(pinmodel->lump_poses.length);
1208 pheader->lump_bones.start = BigLong(pinmodel->lump_bones.start);
1209 pheader->lump_bones.length = BigLong(pinmodel->lump_bones.length);
1210 pheader->lump_vertbonecounts.start = BigLong(pinmodel->lump_vertbonecounts.start);
1211 pheader->lump_vertbonecounts.length = BigLong(pinmodel->lump_vertbonecounts.length);
1212 pheader->lump_verts.start = BigLong(pinmodel->lump_verts.start);
1213 pheader->lump_verts.length = BigLong(pinmodel->lump_verts.length);
1214 pheader->lump_texcoords.start = BigLong(pinmodel->lump_texcoords.start);
1215 pheader->lump_texcoords.length = BigLong(pinmodel->lump_texcoords.length);
1216 pheader->lump_render.start = BigLong(pinmodel->lump_render.start);
1217 pheader->lump_render.length = BigLong(pinmodel->lump_render.length);
1218 pheader->lump_shaders.start = BigLong(pinmodel->lump_shaders.start);
1219 pheader->lump_shaders.length = BigLong(pinmodel->lump_shaders.length);
1220 pheader->lump_trizone.start = BigLong(pinmodel->lump_trizone.start);
1221 pheader->lump_trizone.length = BigLong(pinmodel->lump_trizone.length);
1223 if (pheader->numtris < 1 || pheader->numverts < 3 || pheader->numshaders < 1)
1225 Con_Printf("%s has no geometry\n");
1228 if (pheader->numscenes < 1 || pheader->lump_poses.length < (int)sizeof(float[3][4]))
1230 Con_Printf("%s has no animations\n");
1234 loadmodel->DrawSky = NULL;
1235 loadmodel->Draw = R_Q1BSP_Draw;
1236 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1237 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1238 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1239 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1241 loadmodel->numframes = pheader->numscenes;
1242 loadmodel->num_surfaces = pheader->numshaders;
1244 skinfiles = Mod_LoadSkinFiles();
1245 if (loadmodel->numskins < 1)
1246 loadmodel->numskins = 1;
1248 // make skinscenes for the skins (no groups)
1249 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1250 for (i = 0;i < loadmodel->numskins;i++)
1252 loadmodel->skinscenes[i].firstframe = i;
1253 loadmodel->skinscenes[i].framecount = 1;
1254 loadmodel->skinscenes[i].loop = true;
1255 loadmodel->skinscenes[i].framerate = 10;
1259 modelradius = pheader->radius;
1260 for (i = 0;i < 3;i++)
1262 loadmodel->normalmins[i] = pheader->mins[i];
1263 loadmodel->normalmaxs[i] = pheader->maxs[i];
1264 loadmodel->rotatedmins[i] = -modelradius;
1265 loadmodel->rotatedmaxs[i] = modelradius;
1267 corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
1268 corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
1269 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
1270 if (loadmodel->yawmaxs[0] > modelradius)
1271 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
1272 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
1273 loadmodel->yawmins[2] = loadmodel->normalmins[2];
1274 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
1275 loadmodel->radius = modelradius;
1276 loadmodel->radius2 = modelradius * modelradius;
1278 // go through the lumps, swapping things
1280 //zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
1281 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
1282 scene = (zymscene_t *) (pheader->lump_scenes.start + pbase);
1283 numposes = pheader->lump_poses.length / pheader->numbones / sizeof(float[3][4]);
1284 for (i = 0;i < pheader->numscenes;i++)
1286 memcpy(loadmodel->animscenes[i].name, scene->name, 32);
1287 loadmodel->animscenes[i].firstframe = BigLong(scene->start);
1288 loadmodel->animscenes[i].framecount = BigLong(scene->length);
1289 loadmodel->animscenes[i].framerate = BigFloat(scene->framerate);
1290 loadmodel->animscenes[i].loop = (BigLong(scene->flags) & ZYMSCENEFLAG_NOLOOP) == 0;
1291 if ((unsigned int) loadmodel->animscenes[i].firstframe >= (unsigned int) numposes)
1292 Host_Error("%s scene->firstframe (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, numposes);
1293 if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > (unsigned int) numposes)
1294 Host_Error("%s scene->firstframe (%i) + framecount (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
1295 if (loadmodel->animscenes[i].framerate < 0)
1296 Host_Error("%s scene->framerate (%f) < 0", loadmodel->name, loadmodel->animscenes[i].framerate);
1300 //zymlump_t lump_bones; // zymbone_t bone[numbones];
1301 loadmodel->num_bones = pheader->numbones;
1302 loadmodel->data_bones = (aliasbone_t *)Mem_Alloc(loadmodel->mempool, pheader->numbones * sizeof(aliasbone_t));
1303 bone = (zymbone_t *) (pheader->lump_bones.start + pbase);
1304 for (i = 0;i < pheader->numbones;i++)
1306 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1307 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1308 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1309 if (loadmodel->data_bones[i].parent >= i)
1310 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1313 //zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
1314 vertbonecounts = (int *)Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1315 bonecount = (int *) (pheader->lump_vertbonecounts.start + pbase);
1316 for (i = 0;i < pheader->numverts;i++)
1318 vertbonecounts[i] = BigLong(bonecount[i]);
1319 if (vertbonecounts[i] < 1)
1320 Host_Error("%s bonecount[%i] < 1", loadmodel->name, i);
1323 loadmodel->num_poses = pheader->lump_poses.length / sizeof(float[3][4]);
1325 meshvertices = pheader->numverts;
1326 meshtriangles = pheader->numtris;
1327 numvertexboneweights = pheader->lump_verts.length / sizeof(zymvertex_t);
1329 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1330 loadmodel->num_textures = loadmodel->num_surfaces;
1331 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]));
1332 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1333 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1334 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1335 loadmodel->surfmesh.num_vertices = meshvertices;
1336 loadmodel->surfmesh.num_triangles = meshtriangles;
1337 loadmodel->surfmesh.num_vertexboneweights = numvertexboneweights;
1338 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1339 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1340 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1341 loadmodel->surfmesh.data_vertexboneweights = (surfmeshvertexboneweight_t *)data;data += numvertexboneweights * sizeof(surfmeshvertexboneweight_t);
1342 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[3][4]);
1344 //zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
1345 poses = (float *) (pheader->lump_poses.start + pbase);
1346 for (i = 0;i < pheader->lump_poses.length / 4;i++)
1347 loadmodel->data_poses[i] = BigFloat(poses[i]);
1349 //zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
1350 verts = (zymvertex_t *)Mem_Alloc(loadmodel->mempool, pheader->lump_verts.length);
1351 vertdata = (zymvertex_t *) (pheader->lump_verts.start + pbase);
1353 for (j = 0;j < pheader->numverts;j++)
1355 for (k = 0;k < vertbonecounts[j];k++, l++)
1357 // this format really should have had a per vertexweight weight value...
1358 float influence = 1.0f / vertbonecounts[j];
1359 loadmodel->surfmesh.data_vertexboneweights[l].vertexindex = j;
1360 loadmodel->surfmesh.data_vertexboneweights[l].boneindex = BigLong(vertdata[l].bonenum);
1361 loadmodel->surfmesh.data_vertexboneweights[l].origin[0] = BigFloat(vertdata[l].origin[0]) * influence;
1362 loadmodel->surfmesh.data_vertexboneweights[l].origin[1] = BigFloat(vertdata[l].origin[1]) * influence;
1363 loadmodel->surfmesh.data_vertexboneweights[l].origin[2] = BigFloat(vertdata[l].origin[2]) * influence;
1364 loadmodel->surfmesh.data_vertexboneweights[l].origin[3] = influence;
1368 //zymlump_t lump_texcoords; // float texcoords[numvertices][2];
1369 outtexcoord2f = loadmodel->surfmesh.data_texcoordtexture2f;
1370 intexcoord2f = (float *) (pheader->lump_texcoords.start + pbase);
1371 for (i = 0;i < pheader->numverts;i++)
1373 outtexcoord2f[i*2+0] = BigFloat(intexcoord2f[i*2+0]);
1374 // flip T coordinate for OpenGL
1375 outtexcoord2f[i*2+1] = 1 - BigFloat(intexcoord2f[i*2+1]);
1378 //zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
1379 //loadmodel->alias.zymdata_trizone = Mem_Alloc(loadmodel->mempool, pheader->numtris);
1380 //memcpy(loadmodel->alias.zymdata_trizone, (void *) (pheader->lump_trizone.start + pbase), pheader->numtris);
1382 //zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
1383 //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)
1384 // byteswap, validate, and swap winding order of tris
1385 count = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
1386 if (pheader->lump_render.length != count)
1387 Host_Error("%s renderlist is wrong size (%i bytes, should be %i bytes)", loadmodel->name, pheader->lump_render.length, count);
1388 renderlist = (int *) (pheader->lump_render.start + pbase);
1389 renderlistend = (int *) ((unsigned char *) renderlist + pheader->lump_render.length);
1391 for (i = 0;i < loadmodel->num_surfaces;i++)
1393 int firstvertex, lastvertex;
1394 if (renderlist >= renderlistend)
1395 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1396 count = BigLong(*renderlist);renderlist++;
1397 if (renderlist + count * 3 > renderlistend || (i == pheader->numshaders - 1 && renderlist + count * 3 != renderlistend))
1398 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1400 loadmodel->surfacelist[i] = i;
1401 surface = loadmodel->data_surfaces + i;
1402 surface->texture = loadmodel->data_textures + i;
1403 surface->num_firsttriangle = meshtriangles;
1404 surface->num_triangles = count;
1405 meshtriangles += surface->num_triangles;
1407 // load the elements
1408 outelements = loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3;
1409 for (j = 0;j < surface->num_triangles;j++, renderlist += 3)
1411 outelements[j*3+2] = BigLong(renderlist[0]);
1412 outelements[j*3+1] = BigLong(renderlist[1]);
1413 outelements[j*3+0] = BigLong(renderlist[2]);
1415 // validate the elements and find the used vertex range
1416 firstvertex = meshvertices;
1418 for (j = 0;j < surface->num_triangles * 3;j++)
1420 if ((unsigned int)outelements[j] >= (unsigned int)meshvertices)
1421 Host_Error("%s corrupt renderlist (out of bounds index)", loadmodel->name);
1422 firstvertex = min(firstvertex, outelements[j]);
1423 lastvertex = max(lastvertex, outelements[j]);
1425 surface->num_firstvertex = firstvertex;
1426 surface->num_vertices = lastvertex + 1 - firstvertex;
1428 // since zym models do not have named sections, reuse their shader
1429 // name as the section name
1430 shadername = (char *) (pheader->lump_shaders.start + pbase) + i * 32;
1432 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, shadername, shadername);
1434 for (j = 0;j < loadmodel->numskins;j++)
1435 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1437 Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1439 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1440 Mod_Alias_Mesh_CompileFrameZero();
1441 Mod_FreeSkinFiles(skinfiles);
1442 Mem_Free(vertbonecounts);
1446 void Mod_DARKPLACESMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1448 dpmheader_t *pheader;
1452 unsigned char *pbase;
1453 int i, j, k, meshvertices, meshtriangles, numvertexboneweights;
1454 skinfile_t *skinfiles;
1455 unsigned char *data;
1457 pheader = (dpmheader_t *)buffer;
1458 pbase = (unsigned char *)buffer;
1459 if (memcmp(pheader->id, "DARKPLACESMODEL\0", 16))
1460 Host_Error ("Mod_DARKPLACESMODEL_Load: %s is not a darkplaces model");
1461 if (BigLong(pheader->type) != 2)
1462 Host_Error ("Mod_DARKPLACESMODEL_Load: only type 2 (hierarchical skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1464 loadmodel->type = mod_alias;
1465 loadmodel->flags = 0; // there are no flags on zym models
1466 loadmodel->synctype = ST_RAND;
1469 pheader->type = BigLong(pheader->type);
1470 pheader->filesize = BigLong(pheader->filesize);
1471 pheader->mins[0] = BigFloat(pheader->mins[0]);
1472 pheader->mins[1] = BigFloat(pheader->mins[1]);
1473 pheader->mins[2] = BigFloat(pheader->mins[2]);
1474 pheader->maxs[0] = BigFloat(pheader->maxs[0]);
1475 pheader->maxs[1] = BigFloat(pheader->maxs[1]);
1476 pheader->maxs[2] = BigFloat(pheader->maxs[2]);
1477 pheader->yawradius = BigFloat(pheader->yawradius);
1478 pheader->allradius = BigFloat(pheader->allradius);
1479 pheader->num_bones = BigLong(pheader->num_bones);
1480 pheader->num_meshs = BigLong(pheader->num_meshs);
1481 pheader->num_frames = BigLong(pheader->num_frames);
1482 pheader->ofs_bones = BigLong(pheader->ofs_bones);
1483 pheader->ofs_meshs = BigLong(pheader->ofs_meshs);
1484 pheader->ofs_frames = BigLong(pheader->ofs_frames);
1486 if (pheader->num_bones < 1 || pheader->num_meshs < 1)
1488 Con_Printf("%s has no geometry\n");
1491 if (pheader->num_frames < 1)
1493 Con_Printf("%s has no frames\n");
1497 loadmodel->DrawSky = NULL;
1498 loadmodel->Draw = R_Q1BSP_Draw;
1499 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1500 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1501 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1502 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1505 for (i = 0;i < 3;i++)
1507 loadmodel->normalmins[i] = pheader->mins[i];
1508 loadmodel->normalmaxs[i] = pheader->maxs[i];
1509 loadmodel->yawmins[i] = i != 2 ? -pheader->yawradius : pheader->mins[i];
1510 loadmodel->yawmaxs[i] = i != 2 ? pheader->yawradius : pheader->maxs[i];
1511 loadmodel->rotatedmins[i] = -pheader->allradius;
1512 loadmodel->rotatedmaxs[i] = pheader->allradius;
1514 loadmodel->radius = pheader->allradius;
1515 loadmodel->radius2 = pheader->allradius * pheader->allradius;
1517 // load external .skin files if present
1518 skinfiles = Mod_LoadSkinFiles();
1519 if (loadmodel->numskins < 1)
1520 loadmodel->numskins = 1;
1524 numvertexboneweights = 0;
1526 // load the meshes now
1527 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1528 for (i = 0;i < loadmodel->num_surfaces;i++)
1530 int numverts = BigLong(dpmmesh->num_verts);
1531 meshvertices += numverts;;
1532 meshtriangles += BigLong(dpmmesh->num_tris);
1534 // to find out how many weights exist we two a two-stage load...
1535 data = (unsigned char *) (pbase + BigLong(dpmmesh->ofs_verts));
1536 for (j = 0;j < numverts;j++)
1538 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1539 numvertexboneweights += numweights;
1540 data += sizeof(dpmvertex_t);
1541 data += numweights * sizeof(dpmbonevert_t);
1546 loadmodel->numframes = pheader->num_frames;
1547 loadmodel->num_bones = pheader->num_bones;
1548 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
1549 loadmodel->num_textures = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = pheader->num_meshs;
1550 // do most allocations as one merged chunk
1551 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));
1552 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1553 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1554 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1555 loadmodel->surfmesh.num_vertices = meshvertices;
1556 loadmodel->surfmesh.num_triangles = meshtriangles;
1557 loadmodel->surfmesh.num_vertexboneweights = numvertexboneweights;
1558 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1559 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1560 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1561 loadmodel->surfmesh.data_vertexboneweights = (surfmeshvertexboneweight_t *)data;data += numvertexboneweights * sizeof(surfmeshvertexboneweight_t);
1562 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[3][4]);
1563 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
1564 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
1565 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
1567 for (i = 0;i < loadmodel->numskins;i++)
1569 loadmodel->skinscenes[i].firstframe = i;
1570 loadmodel->skinscenes[i].framecount = 1;
1571 loadmodel->skinscenes[i].loop = true;
1572 loadmodel->skinscenes[i].framerate = 10;
1575 // load the bone info
1576 bone = (dpmbone_t *) (pbase + pheader->ofs_bones);
1577 for (i = 0;i < loadmodel->num_bones;i++)
1579 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1580 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1581 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1582 if (loadmodel->data_bones[i].parent >= i)
1583 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1587 frame = (dpmframe_t *) (pbase + pheader->ofs_frames);
1588 for (i = 0;i < loadmodel->numframes;i++)
1591 memcpy(loadmodel->animscenes[i].name, frame->name, sizeof(frame->name));
1592 loadmodel->animscenes[i].firstframe = i;
1593 loadmodel->animscenes[i].framecount = 1;
1594 loadmodel->animscenes[i].loop = true;
1595 loadmodel->animscenes[i].framerate = 10;
1596 // load the bone poses for this frame
1597 poses = (float *) (pbase + BigLong(frame->ofs_bonepositions));
1598 for (j = 0;j < loadmodel->num_bones*12;j++)
1599 loadmodel->data_poses[i * loadmodel->num_bones*12 + j] = BigFloat(poses[j]);
1600 // stuff not processed here: mins, maxs, yawradius, allradius
1604 // load the meshes now
1605 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1608 numvertexboneweights = 0;
1609 for (i = 0;i < loadmodel->num_surfaces;i++, dpmmesh++)
1611 const int *inelements;
1613 const float *intexcoord;
1614 msurface_t *surface;
1616 loadmodel->surfacelist[i] = i;
1617 surface = loadmodel->data_surfaces + i;
1618 surface->texture = loadmodel->data_textures + i;
1619 surface->num_firsttriangle = meshtriangles;
1620 surface->num_triangles = BigLong(dpmmesh->num_tris);
1621 surface->num_firstvertex = meshvertices;
1622 surface->num_vertices = BigLong(dpmmesh->num_verts);
1623 meshvertices += surface->num_vertices;
1624 meshtriangles += surface->num_triangles;
1626 inelements = (int *) (pbase + BigLong(dpmmesh->ofs_indices));
1627 outelements = loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3;
1628 for (j = 0;j < surface->num_triangles;j++)
1630 // swap element order to flip triangles, because Quake uses clockwise (rare) and dpm uses counterclockwise (standard)
1631 outelements[0] = surface->num_firstvertex + BigLong(inelements[2]);
1632 outelements[1] = surface->num_firstvertex + BigLong(inelements[1]);
1633 outelements[2] = surface->num_firstvertex + BigLong(inelements[0]);
1638 intexcoord = (float *) (pbase + BigLong(dpmmesh->ofs_texcoords));
1639 for (j = 0;j < surface->num_vertices*2;j++)
1640 loadmodel->surfmesh.data_texcoordtexture2f[j + surface->num_firstvertex * 2] = BigFloat(intexcoord[j]);
1642 data = (unsigned char *) (pbase + BigLong(dpmmesh->ofs_verts));
1643 for (j = 0;j < surface->num_vertices;j++)
1645 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1646 data += sizeof(dpmvertex_t);
1647 for (k = 0;k < numweights;k++)
1649 const dpmbonevert_t *vert = (dpmbonevert_t *) data;
1650 // stuff not processed here: normal
1651 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].vertexindex = j;
1652 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].boneindex = BigLong(vert->bonenum);
1653 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin[0] = BigFloat(vert->origin[0]);
1654 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin[1] = BigFloat(vert->origin[1]);
1655 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin[2] = BigFloat(vert->origin[2]);
1656 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin[3] = BigFloat(vert->influence);
1657 numvertexboneweights++;
1658 data += sizeof(dpmbonevert_t);
1662 // since dpm models do not have named sections, reuse their shader name as the section name
1663 if (dpmmesh->shadername[0])
1664 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, dpmmesh->shadername, dpmmesh->shadername);
1666 for (j = 0;j < loadmodel->numskins;j++)
1667 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1669 Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1671 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1672 Mod_Alias_Mesh_CompileFrameZero();
1673 Mod_FreeSkinFiles(skinfiles);
1676 static void Mod_PSKMODEL_AnimKeyToMatrix(float *origin, float *quat, matrix4x4_t *m)
1678 float x = quat[0], y = quat[1], z = quat[2], w = quat[3];
1679 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];
1680 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];
1681 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];
1682 m->m[3][0]= 0 ;m->m[3][1]= 0 ;m->m[3][2]= 0 ;m->m[3][3]=1;
1685 // no idea why PSK/PSA files contain weird quaternions but they do...
1686 #define PSKQUATNEGATIONS
1687 void Mod_PSKMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1689 int i, j, index, version, recordsize, numrecords, meshvertices, meshtriangles, numvertexboneweights;
1690 int numpnts, numvtxw, numfaces, nummatts, numbones, numrawweights, numanimbones, numanims, numanimkeys;
1691 fs_offset_t filesize;
1696 pskboneinfo_t *bones;
1697 pskrawweights_t *rawweights;
1698 pskboneinfo_t *animbones;
1699 pskaniminfo_t *anims;
1700 pskanimkeys_t *animkeys;
1701 void *animfilebuffer, *animbuffer, *animbufferend;
1702 unsigned char *data;
1704 skinfile_t *skinfiles;
1705 char animname[MAX_QPATH];
1707 pchunk = (pskchunk_t *)buffer;
1708 if (strcmp(pchunk->id, "ACTRHEAD"))
1709 Host_Error ("Mod_PSKMODEL_Load: %s is not an Unreal Engine ActorX (.psk + .psa) model");
1711 loadmodel->type = mod_alias;
1712 loadmodel->DrawSky = NULL;
1713 loadmodel->Draw = R_Q1BSP_Draw;
1714 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1715 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1716 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1717 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1718 loadmodel->flags = 0; // there are no flags on zym models
1719 loadmodel->synctype = ST_RAND;
1721 FS_StripExtension(loadmodel->name, animname, sizeof(animname));
1722 strlcat(animname, ".psa", sizeof(animname));
1723 animbuffer = animfilebuffer = FS_LoadFile(animname, loadmodel->mempool, false, &filesize);
1724 animbufferend = (void *)((unsigned char*)animbuffer + (int)filesize);
1725 if (animbuffer == NULL)
1726 Host_Error("%s: can't find .psa file (%s)", loadmodel->name, animname);
1745 while (buffer < bufferend)
1747 pchunk = (pskchunk_t *)buffer;
1748 buffer = (void *)((unsigned char *)buffer + sizeof(pskchunk_t));
1749 version = LittleLong(pchunk->version);
1750 recordsize = LittleLong(pchunk->recordsize);
1751 numrecords = LittleLong(pchunk->numrecords);
1752 if (developer.integer >= 100)
1753 Con_Printf("%s: %s %x: %i * %i = %i\n", loadmodel->name, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
1754 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
1755 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);
1756 if (!strcmp(pchunk->id, "ACTRHEAD"))
1760 else if (!strcmp(pchunk->id, "PNTS0000"))
1763 if (recordsize != sizeof(*p))
1764 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1765 // byteswap in place and keep the pointer
1766 numpnts = numrecords;
1767 pnts = (pskpnts_t *)buffer;
1768 for (index = 0, p = (pskpnts_t *)buffer;index < numrecords;index++, p++)
1770 p->origin[0] = LittleFloat(p->origin[0]);
1771 p->origin[1] = LittleFloat(p->origin[1]);
1772 p->origin[2] = LittleFloat(p->origin[2]);
1776 else if (!strcmp(pchunk->id, "VTXW0000"))
1779 if (recordsize != sizeof(*p))
1780 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1781 // byteswap in place and keep the pointer
1782 numvtxw = numrecords;
1783 vtxw = (pskvtxw_t *)buffer;
1784 for (index = 0, p = (pskvtxw_t *)buffer;index < numrecords;index++, p++)
1786 p->pntsindex = LittleShort(p->pntsindex);
1787 p->texcoord[0] = LittleFloat(p->texcoord[0]);
1788 p->texcoord[1] = LittleFloat(p->texcoord[1]);
1789 if (p->pntsindex >= numpnts)
1791 Con_Printf("%s: vtxw->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
1797 else if (!strcmp(pchunk->id, "FACE0000"))
1800 if (recordsize != sizeof(*p))
1801 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1802 // byteswap in place and keep the pointer
1803 numfaces = numrecords;
1804 faces = (pskface_t *)buffer;
1805 for (index = 0, p = (pskface_t *)buffer;index < numrecords;index++, p++)
1807 p->vtxwindex[0] = LittleShort(p->vtxwindex[0]);
1808 p->vtxwindex[1] = LittleShort(p->vtxwindex[1]);
1809 p->vtxwindex[2] = LittleShort(p->vtxwindex[2]);
1810 p->group = LittleLong(p->group);
1811 if (p->vtxwindex[0] >= numvtxw)
1813 Con_Printf("%s: face->vtxwindex[0] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[0], numvtxw);
1814 p->vtxwindex[0] = 0;
1816 if (p->vtxwindex[1] >= numvtxw)
1818 Con_Printf("%s: face->vtxwindex[1] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[1], numvtxw);
1819 p->vtxwindex[1] = 0;
1821 if (p->vtxwindex[2] >= numvtxw)
1823 Con_Printf("%s: face->vtxwindex[2] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[2], numvtxw);
1824 p->vtxwindex[2] = 0;
1829 else if (!strcmp(pchunk->id, "MATT0000"))
1832 if (recordsize != sizeof(*p))
1833 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1834 // byteswap in place and keep the pointer
1835 nummatts = numrecords;
1836 matts = (pskmatt_t *)buffer;
1837 for (index = 0, p = (pskmatt_t *)buffer;index < numrecords;index++, p++)
1842 else if (!strcmp(pchunk->id, "REFSKELT"))
1845 if (recordsize != sizeof(*p))
1846 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1847 // byteswap in place and keep the pointer
1848 numbones = numrecords;
1849 bones = (pskboneinfo_t *)buffer;
1850 for (index = 0, p = (pskboneinfo_t *)buffer;index < numrecords;index++, p++)
1852 p->numchildren = LittleLong(p->numchildren);
1853 p->parent = LittleLong(p->parent);
1854 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
1855 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
1856 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
1857 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
1858 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
1859 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
1860 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
1861 p->basepose.unknown = LittleFloat(p->basepose.unknown);
1862 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
1863 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
1864 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
1865 #ifdef PSKQUATNEGATIONS
1868 p->basepose.quat[0] *= -1;
1869 p->basepose.quat[1] *= -1;
1870 p->basepose.quat[2] *= -1;
1874 p->basepose.quat[0] *= 1;
1875 p->basepose.quat[1] *= -1;
1876 p->basepose.quat[2] *= 1;
1879 if (p->parent < 0 || p->parent >= numbones)
1881 Con_Printf("%s: bone->parent %i >= numbones %i\n", loadmodel->name, p->parent, numbones);
1887 else if (!strcmp(pchunk->id, "RAWWEIGHTS"))
1890 if (recordsize != sizeof(*p))
1891 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1892 // byteswap in place and keep the pointer
1893 numrawweights = numrecords;
1894 rawweights = (pskrawweights_t *)buffer;
1895 for (index = 0, p = (pskrawweights_t *)buffer;index < numrecords;index++, p++)
1897 p->weight = LittleFloat(p->weight);
1898 p->pntsindex = LittleLong(p->pntsindex);
1899 p->boneindex = LittleLong(p->boneindex);
1900 if (p->pntsindex < 0 || p->pntsindex >= numpnts)
1902 Con_Printf("%s: weight->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
1905 if (p->boneindex < 0 || p->boneindex >= numbones)
1907 Con_Printf("%s: weight->boneindex %i >= numbones %i\n", loadmodel->name, p->boneindex, numbones);
1915 while (animbuffer < animbufferend)
1917 pchunk = (pskchunk_t *)animbuffer;
1918 animbuffer = (void *)((unsigned char *)animbuffer + sizeof(pskchunk_t));
1919 version = LittleLong(pchunk->version);
1920 recordsize = LittleLong(pchunk->recordsize);
1921 numrecords = LittleLong(pchunk->numrecords);
1922 if (developer.integer >= 100)
1923 Con_Printf("%s: %s %x: %i * %i = %i\n", animname, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
1924 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
1925 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);
1926 if (!strcmp(pchunk->id, "ANIMHEAD"))
1930 else if (!strcmp(pchunk->id, "BONENAMES"))
1933 if (recordsize != sizeof(*p))
1934 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
1935 // byteswap in place and keep the pointer
1936 numanimbones = numrecords;
1937 animbones = (pskboneinfo_t *)animbuffer;
1938 // NOTE: supposedly psa does not need to match the psk model, the
1939 // bones missing from the psa would simply use their base
1940 // positions from the psk, but this is hard for me to implement
1941 // and people can easily make animations that match.
1942 if (numanimbones != numbones)
1943 Host_Error("%s: this loader only supports animations with the same bones as the mesh");
1944 for (index = 0, p = (pskboneinfo_t *)animbuffer;index < numrecords;index++, p++)
1946 p->numchildren = LittleLong(p->numchildren);
1947 p->parent = LittleLong(p->parent);
1948 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
1949 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
1950 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
1951 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
1952 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
1953 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
1954 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
1955 p->basepose.unknown = LittleFloat(p->basepose.unknown);
1956 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
1957 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
1958 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
1959 #ifdef PSKQUATNEGATIONS
1962 p->basepose.quat[0] *= -1;
1963 p->basepose.quat[1] *= -1;
1964 p->basepose.quat[2] *= -1;
1968 p->basepose.quat[0] *= 1;
1969 p->basepose.quat[1] *= -1;
1970 p->basepose.quat[2] *= 1;
1973 if (p->parent < 0 || p->parent >= numanimbones)
1975 Con_Printf("%s: bone->parent %i >= numanimbones %i\n", animname, p->parent, numanimbones);
1978 // check that bones are the same as in the base
1979 if (strcmp(p->name, bones[index].name) || p->parent != bones[index].parent)
1980 Host_Error("%s: this loader only supports animations with the same bones as the mesh", animname);
1984 else if (!strcmp(pchunk->id, "ANIMINFO"))
1987 if (recordsize != sizeof(*p))
1988 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
1989 // byteswap in place and keep the pointer
1990 numanims = numrecords;
1991 anims = (pskaniminfo_t *)animbuffer;
1992 for (index = 0, p = (pskaniminfo_t *)animbuffer;index < numrecords;index++, p++)
1994 p->numbones = LittleLong(p->numbones);
1995 p->playtime = LittleFloat(p->playtime);
1996 p->fps = LittleFloat(p->fps);
1997 p->firstframe = LittleLong(p->firstframe);
1998 p->numframes = LittleLong(p->numframes);
1999 if (p->numbones != numbones)
2001 Con_Printf("%s: animinfo->numbones != numbones, trying to load anyway!\n", animname);
2006 else if (!strcmp(pchunk->id, "ANIMKEYS"))
2009 if (recordsize != sizeof(*p))
2010 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2011 numanimkeys = numrecords;
2012 animkeys = (pskanimkeys_t *)animbuffer;
2013 for (index = 0, p = (pskanimkeys_t *)animbuffer;index < numrecords;index++, p++)
2015 p->origin[0] = LittleFloat(p->origin[0]);
2016 p->origin[1] = LittleFloat(p->origin[1]);
2017 p->origin[2] = LittleFloat(p->origin[2]);
2018 p->quat[0] = LittleFloat(p->quat[0]);
2019 p->quat[1] = LittleFloat(p->quat[1]);
2020 p->quat[2] = LittleFloat(p->quat[2]);
2021 p->quat[3] = LittleFloat(p->quat[3]);
2022 p->frametime = LittleFloat(p->frametime);
2023 #ifdef PSKQUATNEGATIONS
2024 if (index % numbones)
2039 // TODO: allocate bonepose stuff
2042 Con_Printf("%s: unknown chunk ID \"%s\"\n", animname, pchunk->id);
2045 if (!numpnts || !pnts || !numvtxw || !vtxw || !numfaces || !faces || !nummatts || !matts || !numbones || !bones || !numrawweights || !rawweights || !numanims || !anims || !numanimkeys || !animkeys)
2046 Host_Error("%s: missing required chunks", loadmodel->name);
2048 // FIXME: model bbox
2050 for (i = 0;i < 3;i++)
2052 loadmodel->normalmins[i] = -128;
2053 loadmodel->normalmaxs[i] = 128;
2054 loadmodel->yawmins[i] = -128;
2055 loadmodel->yawmaxs[i] = 128;
2056 loadmodel->rotatedmins[i] = -128;
2057 loadmodel->rotatedmaxs[i] = 128;
2059 loadmodel->radius = 128;
2060 loadmodel->radius2 = loadmodel->radius * loadmodel->radius;
2062 loadmodel->numframes = 0;
2063 for (index = 0;index < numanims;index++)
2064 loadmodel->numframes += anims[index].numframes;
2066 if (numanimkeys != numbones * loadmodel->numframes)
2067 Host_Error("%s: %s has incorrect number of animation keys", animname, pchunk->id);
2069 meshvertices = numvtxw;
2070 meshtriangles = numfaces;
2071 numvertexboneweights = 0;
2072 for (index = 0;index < numvtxw;index++)
2073 for (j = 0;j < numrawweights;j++)
2074 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2075 numvertexboneweights++;
2077 // load external .skin files if present
2078 skinfiles = Mod_LoadSkinFiles();
2079 if (loadmodel->numskins < 1)
2080 loadmodel->numskins = 1;
2081 loadmodel->num_bones = numbones;
2082 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
2083 loadmodel->num_textures = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = nummatts;
2084 // do most allocations as one merged chunk
2085 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));
2086 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
2087 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
2088 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
2089 loadmodel->surfmesh.num_vertices = meshvertices;
2090 loadmodel->surfmesh.num_triangles = meshtriangles;
2091 loadmodel->surfmesh.num_vertexboneweights = numvertexboneweights;
2092 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
2093 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
2094 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
2095 loadmodel->surfmesh.data_vertexboneweights = (surfmeshvertexboneweight_t *)data;data += numvertexboneweights * sizeof(surfmeshvertexboneweight_t);
2096 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[3][4]);
2097 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
2098 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
2099 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
2101 for (i = 0;i < loadmodel->numskins;i++)
2103 loadmodel->skinscenes[i].firstframe = i;
2104 loadmodel->skinscenes[i].framecount = 1;
2105 loadmodel->skinscenes[i].loop = true;
2106 loadmodel->skinscenes[i].framerate = 10;
2110 for (index = 0, i = 0;index < nummatts;index++)
2112 // since psk models do not have named sections, reuse their shader name as the section name
2113 if (matts[index].name[0])
2114 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + index, skinfiles, matts[index].name, matts[index].name);
2116 for (j = 0;j < loadmodel->numskins;j++)
2117 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + index + j * loadmodel->num_surfaces, NULL);
2118 loadmodel->surfacelist[index] = index;
2119 loadmodel->data_surfaces[index].texture = loadmodel->data_textures + index;
2120 loadmodel->data_surfaces[index].num_firstvertex = 0;
2121 loadmodel->data_surfaces[index].num_vertices = loadmodel->surfmesh.num_vertices;
2124 // copy over the texcoords
2125 for (index = 0;index < numvtxw;index++)
2127 loadmodel->surfmesh.data_texcoordtexture2f[index*2+0] = vtxw[index].texcoord[0];
2128 loadmodel->surfmesh.data_texcoordtexture2f[index*2+1] = vtxw[index].texcoord[1];
2131 // loading the faces is complicated because we need to sort them into surfaces by mattindex
2132 for (index = 0;index < numfaces;index++)
2133 loadmodel->data_surfaces[faces[index].mattindex].num_triangles++;
2134 for (index = 0, i = 0;index < nummatts;index++)
2136 loadmodel->data_surfaces[index].num_firsttriangle = i;
2137 i += loadmodel->data_surfaces[index].num_triangles;
2138 loadmodel->data_surfaces[index].num_triangles = 0;
2140 for (index = 0;index < numfaces;index++)
2142 i = (loadmodel->data_surfaces[faces[index].mattindex].num_firsttriangle + loadmodel->data_surfaces[faces[index].mattindex].num_triangles++)*3;
2143 loadmodel->surfmesh.data_element3i[i+0] = faces[index].vtxwindex[0];
2144 loadmodel->surfmesh.data_element3i[i+1] = faces[index].vtxwindex[1];
2145 loadmodel->surfmesh.data_element3i[i+2] = faces[index].vtxwindex[2];
2148 // copy over the bones
2149 for (index = 0;index < numbones;index++)
2151 strlcpy(loadmodel->data_bones[index].name, bones[index].name, sizeof(loadmodel->data_bones[index].name));
2152 loadmodel->data_bones[index].parent = (index || bones[index].parent > 0) ? bones[index].parent : -1;
2153 if (loadmodel->data_bones[index].parent >= index)
2154 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, index, index);
2157 // build bone-relative vertex weights from the psk point weights
2158 numvertexboneweights = 0;
2159 for (index = 0;index < numvtxw;index++)
2161 for (j = 0;j < numrawweights;j++)
2163 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2165 matrix4x4_t matrix, inversematrix;
2166 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].vertexindex = index;
2167 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].boneindex = rawweights[j].boneindex;
2168 loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].weight = rawweights[j].weight;
2169 matrix = identitymatrix;
2170 for (i = rawweights[j].boneindex;i >= 0;i = loadmodel->data_bones[i].parent)
2172 matrix4x4_t childmatrix, tempmatrix;
2173 Mod_PSKMODEL_AnimKeyToMatrix(bones[i].basepose.origin, bones[i].basepose.quat, &tempmatrix);
2174 childmatrix = matrix;
2175 Matrix4x4_Concat(&matrix, &tempmatrix, &childmatrix);
2177 Matrix4x4_Invert_Simple(&inversematrix, &matrix);
2178 Matrix4x4_Transform(&inversematrix, pnts[rawweights[j].pntsindex].origin, loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin);
2179 VectorScale(loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin, loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].weight, loadmodel->surfmesh.data_vertexboneweights[numvertexboneweights].origin);
2180 numvertexboneweights++;
2185 // set up the animscenes based on the anims
2186 for (index = 0, i = 0;index < numanims;index++)
2188 for (j = 0;j < anims[index].numframes;j++, i++)
2190 dpsnprintf(loadmodel->animscenes[i].name, sizeof(loadmodel->animscenes[i].name), "%s_%d", anims[index].name, j);
2191 loadmodel->animscenes[i].firstframe = i;
2192 loadmodel->animscenes[i].framecount = 1;
2193 loadmodel->animscenes[i].loop = true;
2194 loadmodel->animscenes[i].framerate = 10;
2198 // load the poses from the animkeys
2199 for (index = 0;index < numanimkeys;index++)
2202 Mod_PSKMODEL_AnimKeyToMatrix(animkeys[index].origin, animkeys[index].quat, &matrix);
2203 loadmodel->data_poses[index*12+0] = matrix.m[0][0];
2204 loadmodel->data_poses[index*12+1] = matrix.m[0][1];
2205 loadmodel->data_poses[index*12+2] = matrix.m[0][2];
2206 loadmodel->data_poses[index*12+3] = matrix.m[0][3];
2207 loadmodel->data_poses[index*12+4] = matrix.m[1][0];
2208 loadmodel->data_poses[index*12+5] = matrix.m[1][1];
2209 loadmodel->data_poses[index*12+6] = matrix.m[1][2];
2210 loadmodel->data_poses[index*12+7] = matrix.m[1][3];
2211 loadmodel->data_poses[index*12+8] = matrix.m[2][0];
2212 loadmodel->data_poses[index*12+9] = matrix.m[2][1];
2213 loadmodel->data_poses[index*12+10] = matrix.m[2][2];
2214 loadmodel->data_poses[index*12+11] = matrix.m[2][3];
2217 // compile extra data we want
2218 Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
2219 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
2220 Mod_Alias_Mesh_CompileFrameZero();
2221 Mod_FreeSkinFiles(skinfiles);
2223 Mem_Free(animfilebuffer);