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_Vertices(const model_t *model, const frameblend_t *frameblend, float *vertex3f, float *normal3f, float *svector3f, float *tvector3f)
44 if (model->surfmesh.data_vertexweightindex4i)
47 const float *v = model->surfmesh.data_vertex3f;
48 const float *n = model->surfmesh.data_normal3f;
49 const float *sv = model->surfmesh.data_svector3f;
50 const float *tv = model->surfmesh.data_tvector3f;
51 const int *wi = model->surfmesh.data_vertexweightindex4i;
52 const float *wf = model->surfmesh.data_vertexweightinfluence4f;
53 float *matrix, m[12], bonepose[256][12], boneposerelative[256][12];
54 // vertex weighted skeletal
55 memset(vertex3f, 0, model->surfmesh.num_vertices * sizeof(float[3]));
57 memset(normal3f, 0, model->surfmesh.num_vertices * sizeof(float[3]));
60 memset(svector3f, 0, model->surfmesh.num_vertices * sizeof(float[3]));
61 memset(tvector3f, 0, model->surfmesh.num_vertices * sizeof(float[3]));
63 // interpolate matrices and concatenate them to their parents
64 for (i = 0;i < model->num_bones;i++)
66 for (k = 0;k < 12;k++)
68 for (blends = 0;blends < 4 && frameblend[blends].lerp > 0;blends++)
70 matrix = model->data_poses + (frameblend[blends].frame * model->num_bones + i) * 12;
71 for (k = 0;k < 12;k++)
72 m[k] += matrix[k] * frameblend[blends].lerp;
74 if (i == r_skeletal_debugbone.integer)
75 m[r_skeletal_debugbonecomponent.integer % 12] += r_skeletal_debugbonevalue.value;
76 m[3] *= r_skeletal_debugtranslatex.value;
77 m[7] *= r_skeletal_debugtranslatey.value;
78 m[11] *= r_skeletal_debugtranslatez.value;
79 if (model->data_bones[i].parent >= 0)
80 R_ConcatTransforms(bonepose[model->data_bones[i].parent], m, bonepose[i]);
82 for (k = 0;k < 12;k++)
83 bonepose[i][k] = m[k];
84 // create a relative deformation matrix to describe displacement
85 // from the base mesh, which is used by the actual weighting
86 R_ConcatTransforms(bonepose[i], model->data_baseboneposeinverse + i * 12, boneposerelative[i]);
88 // blend the vertex bone weights
91 for (i = 0;i < model->surfmesh.num_vertices;i++, v += 3, n += 3, sv += 3, tv += 3, wi += 4, wf += 4, vertex3f += 3, normal3f += 3, svector3f += 3, tvector3f += 3)
93 for (k = 0;k < 4 && wf[k];k++)
95 const float *m = boneposerelative[wi[k]];
97 vertex3f[0] += f * (v[0] * m[0] + v[1] * m[1] + v[2] * m[ 2] + m[ 3]);
98 vertex3f[1] += f * (v[0] * m[4] + v[1] * m[5] + v[2] * m[ 6] + m[ 7]);
99 vertex3f[2] += f * (v[0] * m[8] + v[1] * m[9] + v[2] * m[10] + m[11]);
100 normal3f[0] += f * (n[0] * m[0] + n[1] * m[1] + n[2] * m[ 2]);
101 normal3f[1] += f * (n[0] * m[4] + n[1] * m[5] + n[2] * m[ 6]);
102 normal3f[2] += f * (n[0] * m[8] + n[1] * m[9] + n[2] * m[10]);
103 svector3f[0] += f * (sv[0] * m[0] + sv[1] * m[1] + sv[2] * m[ 2]);
104 svector3f[1] += f * (sv[0] * m[4] + sv[1] * m[5] + sv[2] * m[ 6]);
105 svector3f[2] += f * (sv[0] * m[8] + sv[1] * m[9] + sv[2] * m[10]);
106 tvector3f[0] += f * (tv[0] * m[0] + tv[1] * m[1] + tv[2] * m[ 2]);
107 tvector3f[1] += f * (tv[0] * m[4] + tv[1] * m[5] + tv[2] * m[ 6]);
108 tvector3f[2] += f * (tv[0] * m[8] + tv[1] * m[9] + tv[2] * m[10]);
114 for (i = 0;i < model->surfmesh.num_vertices;i++, v += 3, n += 3, wi += 4, wf += 4, vertex3f += 3, normal3f += 3)
116 for (k = 0;k < 4 && wf[k];k++)
118 const float *m = boneposerelative[wi[k]];
120 vertex3f[0] += f * (v[0] * m[0] + v[1] * m[1] + v[2] * m[ 2] + m[ 3]);
121 vertex3f[1] += f * (v[0] * m[4] + v[1] * m[5] + v[2] * m[ 6] + m[ 7]);
122 vertex3f[2] += f * (v[0] * m[8] + v[1] * m[9] + v[2] * m[10] + m[11]);
123 normal3f[0] += f * (n[0] * m[0] + n[1] * m[1] + n[2] * m[ 2]);
124 normal3f[1] += f * (n[0] * m[4] + n[1] * m[5] + n[2] * m[ 6]);
125 normal3f[2] += f * (n[0] * m[8] + n[1] * m[9] + n[2] * m[10]);
131 for (i = 0;i < model->surfmesh.num_vertices;i++, v += 3, wi += 4, wf += 4, vertex3f += 3)
133 for (k = 0;k < 4 && wf[k];k++)
135 const float *m = boneposerelative[wi[k]];
137 vertex3f[0] += f * (v[0] * m[0] + v[1] * m[1] + v[2] * m[ 2] + m[ 3]);
138 vertex3f[1] += f * (v[0] * m[4] + v[1] * m[5] + v[2] * m[ 6] + m[ 7]);
139 vertex3f[2] += f * (v[0] * m[8] + v[1] * m[9] + v[2] * m[10] + m[11]);
144 else if (model->surfmesh.data_morphvertex3f)
147 int numverts = model->surfmesh.num_vertices;
148 const float *vertsbase = model->surfmesh.data_morphvertex3f;
149 const float *verts1 = vertsbase + numverts * 3 * frameblend[0].frame;
150 if (frameblend[1].lerp)
153 float lerp1 = frameblend[0].lerp;
154 const float *verts2 = vertsbase + numverts * 3 * frameblend[1].frame;
155 float lerp2 = frameblend[1].lerp;
156 if (frameblend[2].lerp)
158 const float *verts3 = vertsbase + numverts * 3 * frameblend[2].frame;
159 float lerp3 = frameblend[2].lerp;
160 if (frameblend[3].lerp)
162 const float *verts4 = vertsbase + numverts * 3 * frameblend[3].frame;
163 float lerp4 = frameblend[3].lerp;
164 for (i = 0;i < numverts * 3;i++)
165 vertex3f[i] = lerp1 * verts1[i] + lerp2 * verts2[i] + lerp3 * verts3[i] + lerp4 * verts4[i];
168 for (i = 0;i < numverts * 3;i++)
169 vertex3f[i] = lerp1 * verts1[i] + lerp2 * verts2[i] + lerp3 * verts3[i];
172 for (i = 0;i < numverts * 3;i++)
173 vertex3f[i] = lerp1 * verts1[i] + lerp2 * verts2[i];
176 memcpy(vertex3f, verts1, numverts * 3 * sizeof(float));
179 Mod_BuildNormals(0, model->surfmesh.num_vertices, model->surfmesh.num_triangles, vertex3f, model->surfmesh.data_element3i, normal3f, r_smoothnormals_areaweighting.integer);
181 Mod_BuildTextureVectorsFromNormals(0, model->surfmesh.num_vertices, model->surfmesh.num_triangles, vertex3f, model->surfmesh.data_texcoordtexture2f, normal3f, model->surfmesh.data_element3i, svector3f, tvector3f, r_smoothnormals_areaweighting.integer);
185 Host_Error("model %s has no skeletal or vertex morph animation data", model->name);
188 int Mod_Alias_GetTagMatrix(const model_t *model, int poseframe, int tagindex, matrix4x4_t *outmatrix)
190 const float *boneframe;
191 float tempbonematrix[12], bonematrix[12];
192 *outmatrix = identitymatrix;
193 if (model->num_bones)
195 if (tagindex < 0 || tagindex >= model->num_bones)
197 if (poseframe >= model->num_poses)
199 boneframe = model->data_poses + poseframe * model->num_bones * 12;
200 memcpy(bonematrix, boneframe + tagindex * 12, sizeof(float[12]));
201 while (model->data_bones[tagindex].parent >= 0)
203 memcpy(tempbonematrix, bonematrix, sizeof(float[12]));
204 R_ConcatTransforms(boneframe + model->data_bones[tagindex].parent * 12, tempbonematrix, bonematrix);
205 tagindex = model->data_bones[tagindex].parent;
207 outmatrix->m[0][0] = bonematrix[0];
208 outmatrix->m[0][1] = bonematrix[1];
209 outmatrix->m[0][2] = bonematrix[2];
210 outmatrix->m[0][3] = bonematrix[3];
211 outmatrix->m[1][0] = bonematrix[4];
212 outmatrix->m[1][1] = bonematrix[5];
213 outmatrix->m[1][2] = bonematrix[6];
214 outmatrix->m[1][3] = bonematrix[7];
215 outmatrix->m[2][0] = bonematrix[8];
216 outmatrix->m[2][1] = bonematrix[9];
217 outmatrix->m[2][2] = bonematrix[10];
218 outmatrix->m[2][3] = bonematrix[11];
219 outmatrix->m[3][0] = 0;
220 outmatrix->m[3][1] = 0;
221 outmatrix->m[3][2] = 0;
222 outmatrix->m[3][3] = 1;
224 else if (model->num_tags)
226 if (tagindex < 0 || tagindex >= model->num_tags)
228 if (poseframe >= model->num_tagframes)
230 *outmatrix = model->data_tags[poseframe * model->num_tags + tagindex].matrix;
235 int Mod_Alias_GetTagIndexForName(const model_t *model, unsigned int skin, const char *tagname)
238 if (model->data_overridetagnamesforskin && skin < (unsigned int)model->numskins && model->data_overridetagnamesforskin[(unsigned int)skin].num_overridetagnames)
239 for (i = 0;i < model->data_overridetagnamesforskin[skin].num_overridetagnames;i++)
240 if (!strcasecmp(tagname, model->data_overridetagnamesforskin[skin].data_overridetagnames[i].name))
242 if (model->num_bones)
243 for (i = 0;i < model->num_bones;i++)
244 if (!strcasecmp(tagname, model->data_bones[i].name))
247 for (i = 0;i < model->num_tags;i++)
248 if (!strcasecmp(tagname, model->data_tags[i].name))
253 static void Mod_BuildBaseBonePoses(void)
257 float *in12f = loadmodel->data_poses;
258 float *out12f = loadmodel->data_basebonepose;
259 float *outinv12f = loadmodel->data_baseboneposeinverse;
260 for (i = 0;i < loadmodel->num_bones;i++, in12f += 12, out12f += 12, outinv12f += 12)
262 if (loadmodel->data_bones[i].parent >= 0)
263 R_ConcatTransforms(loadmodel->data_basebonepose + 12 * loadmodel->data_bones[i].parent, in12f, out12f);
265 for (k = 0;k < 12;k++)
266 out12f[k] = in12f[k];
270 // we only support uniform scaling, so assume the first row is enough
271 // (note the lack of sqrt here, because we're trying to undo the scaling,
272 // this means multiplying by the inverse scale twice - squaring it, which
273 // makes the sqrt a waste of time)
274 scale = 1.0 / (out12f[ 0] * out12f[ 0] + out12f[ 1] * out12f[ 1] + out12f[ 2] * out12f[ 2]);
276 // invert the rotation by transposing and multiplying by the squared
277 // recipricol of the input matrix scale as described above
278 outinv12f[ 0] = (float)(out12f[ 0] * scale);
279 outinv12f[ 1] = (float)(out12f[ 4] * scale);
280 outinv12f[ 2] = (float)(out12f[ 8] * scale);
281 outinv12f[ 4] = (float)(out12f[ 1] * scale);
282 outinv12f[ 5] = (float)(out12f[ 5] * scale);
283 outinv12f[ 6] = (float)(out12f[ 9] * scale);
284 outinv12f[ 8] = (float)(out12f[ 2] * scale);
285 outinv12f[ 9] = (float)(out12f[ 6] * scale);
286 outinv12f[10] = (float)(out12f[10] * scale);
288 // invert the translate
289 outinv12f[ 3] = -(out12f[ 3] * outinv12f[ 0] + out12f[ 7] * outinv12f[ 1] + out12f[11] * outinv12f[ 2]);
290 outinv12f[ 7] = -(out12f[ 3] * outinv12f[ 4] + out12f[ 7] * outinv12f[ 5] + out12f[11] * outinv12f[ 6]);
291 outinv12f[11] = -(out12f[ 3] * outinv12f[ 8] + out12f[ 7] * outinv12f[ 9] + out12f[11] * outinv12f[10]);
295 static void Mod_Alias_Mesh_CompileFrameZero(void)
297 frameblend_t frameblend[4] = {{0, 1}, {0, 0}, {0, 0}, {0, 0}};
298 loadmodel->surfmesh.data_vertex3f = (float *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(float[3][4]));
299 loadmodel->surfmesh.data_svector3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 3;
300 loadmodel->surfmesh.data_tvector3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 6;
301 loadmodel->surfmesh.data_normal3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 9;
302 Mod_Alias_GetMesh_Vertices(loadmodel, frameblend, loadmodel->surfmesh.data_vertex3f, NULL, NULL, NULL);
303 Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, true);
304 Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, true);
307 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)
310 float segmentmins[3], segmentmaxs[3];
311 frameblend_t frameblend[4];
313 static int maxvertices = 0;
314 static float *vertex3f = NULL;
315 memset(trace, 0, sizeof(*trace));
317 trace->realfraction = 1;
318 trace->hitsupercontentsmask = hitsupercontentsmask;
319 memset(frameblend, 0, sizeof(frameblend));
320 frameblend[0].frame = frame;
321 frameblend[0].lerp = 1;
322 if (maxvertices < model->surfmesh.num_vertices)
326 maxvertices = (model->surfmesh.num_vertices + 255) & ~255;
327 vertex3f = (float *)Z_Malloc(maxvertices * sizeof(float[3]));
329 if (VectorLength2(boxmins) + VectorLength2(boxmaxs) == 0)
332 segmentmins[0] = min(start[0], end[0]) - 1;
333 segmentmins[1] = min(start[1], end[1]) - 1;
334 segmentmins[2] = min(start[2], end[2]) - 1;
335 segmentmaxs[0] = max(start[0], end[0]) + 1;
336 segmentmaxs[1] = max(start[1], end[1]) + 1;
337 segmentmaxs[2] = max(start[2], end[2]) + 1;
338 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
340 Mod_Alias_GetMesh_Vertices(model, frameblend, vertex3f, NULL, NULL, NULL);
341 Collision_TraceLineTriangleMeshFloat(trace, start, end, model->surfmesh.num_triangles, model->surfmesh.data_element3i, vertex3f, SUPERCONTENTS_SOLID, 0, surface->texture, segmentmins, segmentmaxs);
346 // box trace, performed as brush trace
347 colbrushf_t *thisbrush_start, *thisbrush_end;
348 vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
349 segmentmins[0] = min(start[0], end[0]) + boxmins[0] - 1;
350 segmentmins[1] = min(start[1], end[1]) + boxmins[1] - 1;
351 segmentmins[2] = min(start[2], end[2]) + boxmins[2] - 1;
352 segmentmaxs[0] = max(start[0], end[0]) + boxmaxs[0] + 1;
353 segmentmaxs[1] = max(start[1], end[1]) + boxmaxs[1] + 1;
354 segmentmaxs[2] = max(start[2], end[2]) + boxmaxs[2] + 1;
355 VectorAdd(start, boxmins, boxstartmins);
356 VectorAdd(start, boxmaxs, boxstartmaxs);
357 VectorAdd(end, boxmins, boxendmins);
358 VectorAdd(end, boxmaxs, boxendmaxs);
359 thisbrush_start = Collision_BrushForBox(&identitymatrix, boxstartmins, boxstartmaxs, 0, 0, NULL);
360 thisbrush_end = Collision_BrushForBox(&identitymatrix, boxendmins, boxendmaxs, 0, 0, NULL);
361 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
363 if (maxvertices < model->surfmesh.num_vertices)
367 maxvertices = (model->surfmesh.num_vertices + 255) & ~255;
368 vertex3f = (float *)Z_Malloc(maxvertices * sizeof(float[3]));
370 Mod_Alias_GetMesh_Vertices(model, frameblend, vertex3f, NULL, NULL, NULL);
371 Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, model->surfmesh.num_triangles, model->surfmesh.data_element3i, vertex3f, SUPERCONTENTS_SOLID, 0, surface->texture, segmentmins, segmentmaxs);
376 static void Mod_CalcAliasModelBBoxes (void)
379 float dist, yawradius, radius;
381 VectorClear(loadmodel->normalmins);
382 VectorClear(loadmodel->normalmaxs);
385 for (vnum = 0, v = loadmodel->surfmesh.data_morphvertex3f;vnum < loadmodel->surfmesh.num_vertices * loadmodel->surfmesh.num_morphframes;vnum++, v += 3)
387 if (loadmodel->normalmins[0] > v[0]) loadmodel->normalmins[0] = v[0];
388 if (loadmodel->normalmins[1] > v[1]) loadmodel->normalmins[1] = v[1];
389 if (loadmodel->normalmins[2] > v[2]) loadmodel->normalmins[2] = v[2];
390 if (loadmodel->normalmaxs[0] < v[0]) loadmodel->normalmaxs[0] = v[0];
391 if (loadmodel->normalmaxs[1] < v[1]) loadmodel->normalmaxs[1] = v[1];
392 if (loadmodel->normalmaxs[2] < v[2]) loadmodel->normalmaxs[2] = v[2];
393 dist = v[0] * v[0] + v[1] * v[1];
394 if (yawradius < dist)
400 radius = sqrt(radius);
401 yawradius = sqrt(yawradius);
402 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -yawradius;
403 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = yawradius;
404 loadmodel->yawmins[2] = loadmodel->normalmins[2];
405 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
406 loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -radius;
407 loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = radius;
408 loadmodel->radius = radius;
409 loadmodel->radius2 = radius * radius;
412 static void Mod_ConvertAliasVerts (int inverts, vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int *vertremap)
416 for (i = 0;i < inverts;i++)
418 if (vertremap[i] < 0 && vertremap[i+inverts] < 0) // only used vertices need apply...
420 temp[0] = v[i].v[0] * scale[0] + translate[0];
421 temp[1] = v[i].v[1] * scale[1] + translate[1];
422 temp[2] = v[i].v[2] * scale[2] + translate[2];
423 j = vertremap[i]; // not onseam
425 VectorCopy(temp, out3f + j * 3);
426 j = vertremap[i+inverts]; // onseam
428 VectorCopy(temp, out3f + j * 3);
432 static void Mod_MDL_LoadFrames (unsigned char* datapointer, int inverts, vec3_t scale, vec3_t translate, int *vertremap)
434 int i, f, pose, groupframes;
436 daliasframetype_t *pframetype;
437 daliasframe_t *pinframe;
438 daliasgroup_t *group;
439 daliasinterval_t *intervals;
442 scene = loadmodel->animscenes;
443 for (f = 0;f < loadmodel->numframes;f++)
445 pframetype = (daliasframetype_t *)datapointer;
446 datapointer += sizeof(daliasframetype_t);
447 if (LittleLong (pframetype->type) == ALIAS_SINGLE)
449 // a single frame is still treated as a group
456 group = (daliasgroup_t *)datapointer;
457 datapointer += sizeof(daliasgroup_t);
458 groupframes = LittleLong (group->numframes);
460 // intervals (time per frame)
461 intervals = (daliasinterval_t *)datapointer;
462 datapointer += sizeof(daliasinterval_t) * groupframes;
464 interval = LittleFloat (intervals->interval); // FIXME: support variable framerate groups
465 if (interval < 0.01f)
467 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
472 // get scene name from first frame
473 pinframe = (daliasframe_t *)datapointer;
475 strcpy(scene->name, pinframe->name);
476 scene->firstframe = pose;
477 scene->framecount = groupframes;
478 scene->framerate = 1.0f / interval;
483 for (i = 0;i < groupframes;i++)
485 pinframe = (daliasframe_t *)datapointer;
486 datapointer += sizeof(daliasframe_t);
487 Mod_ConvertAliasVerts(inverts, scale, translate, (trivertx_t *)datapointer, loadmodel->surfmesh.data_morphvertex3f + pose * loadmodel->surfmesh.num_vertices * 3, vertremap);
488 datapointer += sizeof(trivertx_t) * inverts;
494 static skinframe_t missingskinframe;
495 static void Mod_BuildAliasSkinFromSkinFrame(texture_t *skin, skinframe_t *skinframe)
498 if (skinframe == NULL)
500 skinframe = &missingskinframe;
501 memset(skinframe, 0, sizeof(*skinframe));
502 skinframe->base = r_texture_notexture;
505 skin->skin = *skinframe;
506 skin->currentframe = skin;
507 skin->basematerialflags = MATERIALFLAG_WALL;
509 skin->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_TRANSPARENT;
510 skin->currentmaterialflags = skin->basematerialflags;
513 static void Mod_BuildAliasSkinsFromSkinFiles(texture_t *skin, skinfile_t *skinfile, char *meshname, char *shadername)
516 skinfileitem_t *skinfileitem;
517 skinframe_t tempskinframe;
520 // the skin += loadmodel->num_surfaces part of this is because data_textures on alias models is arranged as [numskins][numsurfaces]
521 for (i = 0;skinfile;skinfile = skinfile->next, i++, skin += loadmodel->num_surfaces)
523 memset(skin, 0, sizeof(*skin));
524 for (skinfileitem = skinfile->items;skinfileitem;skinfileitem = skinfileitem->next)
526 // leave the skin unitialized (nodraw) if the replacement is "common/nodraw" or "textures/common/nodraw"
527 if (!strcmp(skinfileitem->name, meshname) && strcmp(skinfileitem->replacement, "common/nodraw") && strcmp(skinfileitem->replacement, "textures/common/nodraw"))
529 memset(&tempskinframe, 0, sizeof(tempskinframe));
530 if (Mod_LoadSkinFrame(&tempskinframe, skinfileitem->replacement, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
531 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
534 if (cls.state != ca_dedicated)
535 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);
536 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
537 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
540 if (cls.state != ca_dedicated)
541 Con_Printf("failed to load skin \"%s\"\n", shadername);
542 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
551 memset(&tempskinframe, 0, sizeof(tempskinframe));
552 if (Mod_LoadSkinFrame(&tempskinframe, shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
553 Mod_BuildAliasSkinFromSkinFrame(skin, &tempskinframe);
556 if (cls.state != ca_dedicated)
557 Con_Printf("Can't find texture \"%s\" for mesh \"%s\", using grey checkerboard\n", shadername, meshname);
558 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
563 #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);
564 #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);
565 void Mod_IDP0_Load(model_t *mod, void *buffer, void *bufferend)
567 int i, j, version, totalskins, skinwidth, skinheight, groupframes, groupskins, numverts;
568 float scales, scalet, scale[3], translate[3], interval;
572 stvert_t *pinstverts;
573 dtriangle_t *pintriangles;
574 daliasskintype_t *pinskintype;
575 daliasskingroup_t *pinskingroup;
576 daliasskininterval_t *pinskinintervals;
577 daliasframetype_t *pinframetype;
578 daliasgroup_t *pinframegroup;
579 unsigned char *datapointer, *startframes, *startskins;
580 char name[MAX_QPATH];
581 skinframe_t tempskinframe;
582 animscene_t *tempskinscenes;
583 texture_t *tempaliasskins;
585 int *vertonseam, *vertremap;
586 skinfile_t *skinfiles;
588 datapointer = (unsigned char *)buffer;
589 pinmodel = (mdl_t *)datapointer;
590 datapointer += sizeof(mdl_t);
592 version = LittleLong (pinmodel->version);
593 if (version != ALIAS_VERSION)
594 Host_Error ("%s has wrong version number (%i should be %i)",
595 loadmodel->name, version, ALIAS_VERSION);
597 loadmodel->type = mod_alias;
598 loadmodel->DrawSky = NULL;
599 loadmodel->Draw = R_Q1BSP_Draw;
600 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
601 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
602 loadmodel->DrawLight = R_Q1BSP_DrawLight;
603 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
605 loadmodel->num_surfaces = 1;
606 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
607 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int));
608 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
609 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
610 loadmodel->surfacelist[0] = 0;
612 loadmodel->numskins = LittleLong(pinmodel->numskins);
613 BOUNDI(loadmodel->numskins,0,65536);
614 skinwidth = LittleLong (pinmodel->skinwidth);
615 BOUNDI(skinwidth,0,65536);
616 skinheight = LittleLong (pinmodel->skinheight);
617 BOUNDI(skinheight,0,65536);
618 numverts = LittleLong(pinmodel->numverts);
619 BOUNDI(numverts,0,65536);
620 loadmodel->surfmesh.num_triangles = LittleLong(pinmodel->numtris);
621 BOUNDI(loadmodel->surfmesh.num_triangles,0,65536);
622 loadmodel->numframes = LittleLong(pinmodel->numframes);
623 BOUNDI(loadmodel->numframes,0,65536);
624 loadmodel->synctype = (synctype_t)LittleLong (pinmodel->synctype);
625 BOUNDI(loadmodel->synctype,0,2);
626 loadmodel->flags = LittleLong (pinmodel->flags);
628 for (i = 0;i < 3;i++)
630 scale[i] = LittleFloat (pinmodel->scale[i]);
631 translate[i] = LittleFloat (pinmodel->scale_origin[i]);
634 startskins = datapointer;
636 for (i = 0;i < loadmodel->numskins;i++)
638 pinskintype = (daliasskintype_t *)datapointer;
639 datapointer += sizeof(daliasskintype_t);
640 if (LittleLong(pinskintype->type) == ALIAS_SKIN_SINGLE)
644 pinskingroup = (daliasskingroup_t *)datapointer;
645 datapointer += sizeof(daliasskingroup_t);
646 groupskins = LittleLong(pinskingroup->numskins);
647 datapointer += sizeof(daliasskininterval_t) * groupskins;
650 for (j = 0;j < groupskins;j++)
652 datapointer += skinwidth * skinheight;
657 pinstverts = (stvert_t *)datapointer;
658 datapointer += sizeof(stvert_t) * numverts;
660 pintriangles = (dtriangle_t *)datapointer;
661 datapointer += sizeof(dtriangle_t) * loadmodel->surfmesh.num_triangles;
663 startframes = datapointer;
664 loadmodel->surfmesh.num_morphframes = 0;
665 for (i = 0;i < loadmodel->numframes;i++)
667 pinframetype = (daliasframetype_t *)datapointer;
668 datapointer += sizeof(daliasframetype_t);
669 if (LittleLong (pinframetype->type) == ALIAS_SINGLE)
673 pinframegroup = (daliasgroup_t *)datapointer;
674 datapointer += sizeof(daliasgroup_t);
675 groupframes = LittleLong(pinframegroup->numframes);
676 datapointer += sizeof(daliasinterval_t) * groupframes;
679 for (j = 0;j < groupframes;j++)
681 datapointer += sizeof(daliasframe_t);
682 datapointer += sizeof(trivertx_t) * numverts;
683 loadmodel->surfmesh.num_morphframes++;
687 // store texture coordinates into temporary array, they will be stored
688 // after usage is determined (triangle data)
689 vertst = (float *)Mem_Alloc(tempmempool, numverts * 2 * sizeof(float[2]));
690 vertremap = (int *)Mem_Alloc(tempmempool, numverts * 3 * sizeof(int));
691 vertonseam = vertremap + numverts * 2;
693 scales = 1.0 / skinwidth;
694 scalet = 1.0 / skinheight;
695 for (i = 0;i < numverts;i++)
697 vertonseam[i] = LittleLong(pinstverts[i].onseam);
698 vertst[i*2+0] = (LittleLong(pinstverts[i].s) + 0.5) * scales;
699 vertst[i*2+1] = (LittleLong(pinstverts[i].t) + 0.5) * scalet;
700 vertst[(i+numverts)*2+0] = vertst[i*2+0] + 0.5;
701 vertst[(i+numverts)*2+1] = vertst[i*2+1];
704 // load triangle data
705 loadmodel->surfmesh.data_element3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->surfmesh.num_triangles);
707 // read the triangle elements
708 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
709 for (j = 0;j < 3;j++)
710 loadmodel->surfmesh.data_element3i[i*3+j] = LittleLong(pintriangles[i].vertindex[j]);
711 // validate (note numverts is used because this is the original data)
712 Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, numverts, __FILE__, __LINE__);
713 // now butcher the elements according to vertonseam and tri->facesfront
714 // and then compact the vertex set to remove duplicates
715 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
716 if (!LittleLong(pintriangles[i].facesfront)) // backface
717 for (j = 0;j < 3;j++)
718 if (vertonseam[loadmodel->surfmesh.data_element3i[i*3+j]])
719 loadmodel->surfmesh.data_element3i[i*3+j] += numverts;
721 // (this uses vertremap to count usage to save some memory)
722 for (i = 0;i < numverts*2;i++)
724 for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
725 vertremap[loadmodel->surfmesh.data_element3i[i]]++;
726 // build remapping table and compact array
727 loadmodel->surfmesh.num_vertices = 0;
728 for (i = 0;i < numverts*2;i++)
732 vertremap[i] = loadmodel->surfmesh.num_vertices;
733 vertst[loadmodel->surfmesh.num_vertices*2+0] = vertst[i*2+0];
734 vertst[loadmodel->surfmesh.num_vertices*2+1] = vertst[i*2+1];
735 loadmodel->surfmesh.num_vertices++;
738 vertremap[i] = -1; // not used at all
740 // remap the elements to the new vertex set
741 for (i = 0;i < loadmodel->surfmesh.num_triangles * 3;i++)
742 loadmodel->surfmesh.data_element3i[i] = vertremap[loadmodel->surfmesh.data_element3i[i]];
743 // store the texture coordinates
744 loadmodel->surfmesh.data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[2]) * loadmodel->surfmesh.num_vertices);
745 for (i = 0;i < loadmodel->surfmesh.num_vertices;i++)
747 loadmodel->surfmesh.data_texcoordtexture2f[i*2+0] = vertst[i*2+0];
748 loadmodel->surfmesh.data_texcoordtexture2f[i*2+1] = vertst[i*2+1];
752 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
753 loadmodel->surfmesh.data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * loadmodel->surfmesh.num_morphframes * loadmodel->surfmesh.num_vertices);
754 loadmodel->surfmesh.data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_triangles * sizeof(int[3]));
755 Mod_MDL_LoadFrames (startframes, numverts, scale, translate, vertremap);
756 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
757 Mod_CalcAliasModelBBoxes();
758 Mod_Alias_Mesh_CompileFrameZero();
764 skinfiles = Mod_LoadSkinFiles();
765 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
766 loadmodel->num_textures = loadmodel->num_surfaces;
767 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
770 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
771 Mod_FreeSkinFiles(skinfiles);
772 for (i = 0;i < loadmodel->numskins;i++)
774 loadmodel->skinscenes[i].firstframe = i;
775 loadmodel->skinscenes[i].framecount = 1;
776 loadmodel->skinscenes[i].loop = true;
777 loadmodel->skinscenes[i].framerate = 10;
783 datapointer = startskins;
784 for (i = 0;i < loadmodel->numskins;i++)
786 pinskintype = (daliasskintype_t *)datapointer;
787 datapointer += sizeof(daliasskintype_t);
789 if (pinskintype->type == ALIAS_SKIN_SINGLE)
796 pinskingroup = (daliasskingroup_t *)datapointer;
797 datapointer += sizeof(daliasskingroup_t);
799 groupskins = LittleLong (pinskingroup->numskins);
801 pinskinintervals = (daliasskininterval_t *)datapointer;
802 datapointer += sizeof(daliasskininterval_t) * groupskins;
804 interval = LittleFloat(pinskinintervals[0].interval);
805 if (interval < 0.01f)
807 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
812 sprintf(loadmodel->skinscenes[i].name, "skin %i", i);
813 loadmodel->skinscenes[i].firstframe = totalskins;
814 loadmodel->skinscenes[i].framecount = groupskins;
815 loadmodel->skinscenes[i].framerate = 1.0f / interval;
816 loadmodel->skinscenes[i].loop = true;
818 for (j = 0;j < groupskins;j++)
821 sprintf (name, "%s_%i_%i", loadmodel->name, i, j);
823 sprintf (name, "%s_%i", loadmodel->name, i);
824 if (!Mod_LoadSkinFrame(&tempskinframe, name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
825 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);
826 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
827 datapointer += skinwidth * skinheight;
831 // check for skins that don't exist in the model, but do exist as external images
832 // (this was added because yummyluv kept pestering me about support for it)
833 while (Mod_LoadSkinFrame(&tempskinframe, va("%s_%i", loadmodel->name, loadmodel->numskins), (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, true, true))
835 // expand the arrays to make room
836 tempskinscenes = loadmodel->skinscenes;
837 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
838 memcpy(loadmodel->skinscenes, tempskinscenes, loadmodel->numskins * sizeof(animscene_t));
839 Mem_Free(tempskinscenes);
841 tempaliasskins = loadmodel->data_textures;
842 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * (totalskins + 1) * sizeof(texture_t));
843 memcpy(loadmodel->data_textures, tempaliasskins, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
844 Mem_Free(tempaliasskins);
846 // store the info about the new skin
847 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, &tempskinframe);
848 strcpy(loadmodel->skinscenes[loadmodel->numskins].name, name);
849 loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
850 loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
851 loadmodel->skinscenes[loadmodel->numskins].framerate = 10.0f;
852 loadmodel->skinscenes[loadmodel->numskins].loop = true;
854 //increase skin counts
855 loadmodel->numskins++;
860 surface = loadmodel->data_surfaces;
861 surface->texture = loadmodel->data_textures;
862 surface->num_firsttriangle = 0;
863 surface->num_triangles = loadmodel->surfmesh.num_triangles;
864 surface->num_firstvertex = 0;
865 surface->num_vertices = loadmodel->surfmesh.num_vertices;
868 static void Mod_MD2_ConvertVerts (vec3_t scale, vec3_t translate, trivertx_t *v, float *out3f, int numverts, int *vertremap)
872 for (i = 0;i < numverts;i++, out3f += 3)
874 in = v + vertremap[i];
875 out3f[0] = in->v[0] * scale[0] + translate[0];
876 out3f[1] = in->v[1] * scale[1] + translate[1];
877 out3f[2] = in->v[2] * scale[2] + translate[2];
881 void Mod_IDP2_Load(model_t *mod, void *buffer, void *bufferend)
883 int i, j, k, hashindex, num, numxyz, numst, xyz, st, skinwidth, skinheight, *vertremap, version, end, numverts;
884 float *stverts, s, t, scale[3], translate[3];
888 unsigned char *base, *datapointer;
889 md2frame_t *pinframe;
891 md2triangle_t *intri;
892 unsigned short *inst;
895 struct md2verthash_s *next;
899 *hash, **md2verthash, *md2verthashdata;
900 skinframe_t tempskinframe;
901 skinfile_t *skinfiles;
903 pinmodel = (md2_t *)buffer;
904 base = (unsigned char *)buffer;
906 version = LittleLong (pinmodel->version);
907 if (version != MD2ALIAS_VERSION)
908 Host_Error ("%s has wrong version number (%i should be %i)",
909 loadmodel->name, version, MD2ALIAS_VERSION);
911 loadmodel->type = mod_alias;
912 loadmodel->DrawSky = NULL;
913 loadmodel->Draw = R_Q1BSP_Draw;
914 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
915 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
916 loadmodel->DrawLight = R_Q1BSP_DrawLight;
917 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
919 if (LittleLong(pinmodel->num_tris) < 1 || LittleLong(pinmodel->num_tris) > 65536)
920 Host_Error ("%s has invalid number of triangles: %i", loadmodel->name, LittleLong(pinmodel->num_tris));
921 if (LittleLong(pinmodel->num_xyz) < 1 || LittleLong(pinmodel->num_xyz) > 65536)
922 Host_Error ("%s has invalid number of vertices: %i", loadmodel->name, LittleLong(pinmodel->num_xyz));
923 if (LittleLong(pinmodel->num_frames) < 1 || LittleLong(pinmodel->num_frames) > 65536)
924 Host_Error ("%s has invalid number of frames: %i", loadmodel->name, LittleLong(pinmodel->num_frames));
925 if (LittleLong(pinmodel->num_skins) < 0 || LittleLong(pinmodel->num_skins) > 256)
926 Host_Error ("%s has invalid number of skins: %i", loadmodel->name, LittleLong(pinmodel->num_skins));
928 end = LittleLong(pinmodel->ofs_end);
929 if (LittleLong(pinmodel->num_skins) >= 1 && (LittleLong(pinmodel->ofs_skins) <= 0 || LittleLong(pinmodel->ofs_skins) >= end))
930 Host_Error ("%s is not a valid model", loadmodel->name);
931 if (LittleLong(pinmodel->ofs_st) <= 0 || LittleLong(pinmodel->ofs_st) >= end)
932 Host_Error ("%s is not a valid model", loadmodel->name);
933 if (LittleLong(pinmodel->ofs_tris) <= 0 || LittleLong(pinmodel->ofs_tris) >= end)
934 Host_Error ("%s is not a valid model", loadmodel->name);
935 if (LittleLong(pinmodel->ofs_frames) <= 0 || LittleLong(pinmodel->ofs_frames) >= end)
936 Host_Error ("%s is not a valid model", loadmodel->name);
937 if (LittleLong(pinmodel->ofs_glcmds) <= 0 || LittleLong(pinmodel->ofs_glcmds) >= end)
938 Host_Error ("%s is not a valid model", loadmodel->name);
940 loadmodel->num_surfaces = 1;
941 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
942 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int));
943 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
944 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
945 loadmodel->surfacelist[0] = 0;
947 loadmodel->numskins = LittleLong(pinmodel->num_skins);
948 numxyz = LittleLong(pinmodel->num_xyz);
949 numst = LittleLong(pinmodel->num_st);
950 loadmodel->surfmesh.num_triangles = LittleLong(pinmodel->num_tris);
951 loadmodel->numframes = LittleLong(pinmodel->num_frames);
952 loadmodel->surfmesh.num_morphframes = loadmodel->numframes;
953 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
955 loadmodel->flags = 0; // there are no MD2 flags
956 loadmodel->synctype = ST_RAND;
959 inskin = (char *)(base + LittleLong(pinmodel->ofs_skins));
960 skinfiles = Mod_LoadSkinFiles();
963 loadmodel->num_textures = loadmodel->num_surfaces;
964 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
965 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
966 Mod_FreeSkinFiles(skinfiles);
968 else if (loadmodel->numskins)
970 // skins found (most likely not a player model)
971 loadmodel->num_textures = loadmodel->num_surfaces;
972 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
973 for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
975 if (Mod_LoadSkinFrame(&tempskinframe, inskin, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true, true))
976 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, &tempskinframe);
979 Con_Printf("%s is missing skin \"%s\"\n", loadmodel->name, inskin);
980 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, NULL);
986 // no skins (most likely a player model)
987 loadmodel->numskins = 1;
988 loadmodel->num_textures = loadmodel->num_surfaces;
989 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
990 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures, NULL);
993 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
994 for (i = 0;i < loadmodel->numskins;i++)
996 loadmodel->skinscenes[i].firstframe = i;
997 loadmodel->skinscenes[i].framecount = 1;
998 loadmodel->skinscenes[i].loop = true;
999 loadmodel->skinscenes[i].framerate = 10;
1002 // load the triangles and stvert data
1003 inst = (unsigned short *)(base + LittleLong(pinmodel->ofs_st));
1004 intri = (md2triangle_t *)(base + LittleLong(pinmodel->ofs_tris));
1005 skinwidth = LittleLong(pinmodel->skinwidth);
1006 skinheight = LittleLong(pinmodel->skinheight);
1008 stverts = (float *)Mem_Alloc(tempmempool, numst * sizeof(float[2]));
1009 s = 1.0f / skinwidth;
1010 t = 1.0f / skinheight;
1011 for (i = 0;i < numst;i++)
1013 j = (unsigned short) LittleShort(inst[i*2+0]);
1014 k = (unsigned short) LittleShort(inst[i*2+1]);
1015 if (j >= skinwidth || k >= skinheight)
1017 Con_Printf("%s has an invalid skin coordinate (%i %i) on vert %i, changing to 0 0\n", loadmodel->name, j, k, i);
1021 stverts[i*2+0] = j * s;
1022 stverts[i*2+1] = k * t;
1025 md2verthash = (struct md2verthash_s **)Mem_Alloc(tempmempool, 256 * sizeof(hash));
1026 md2verthashdata = (struct md2verthash_s *)Mem_Alloc(tempmempool, loadmodel->surfmesh.num_triangles * 3 * sizeof(*hash));
1027 // swap the triangle list
1029 loadmodel->surfmesh.data_element3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_triangles * sizeof(int[3]));
1030 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
1032 for (j = 0;j < 3;j++)
1034 xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
1035 st = (unsigned short) LittleShort (intri[i].index_st[j]);
1038 Con_Printf("%s has an invalid xyz index (%i) on triangle %i, resetting to 0\n", loadmodel->name, xyz, i);
1043 Con_Printf("%s has an invalid st index (%i) on triangle %i, resetting to 0\n", loadmodel->name, st, i);
1046 s = stverts[st*2+0];
1047 t = stverts[st*2+1];
1048 hashindex = (xyz * 17 + st) & 255;
1049 for (hash = md2verthash[hashindex];hash;hash = hash->next)
1050 if (hash->xyz == xyz && hash->st[0] == s && hash->st[1] == t)
1054 hash = md2verthashdata + num++;
1058 hash->next = md2verthash[hashindex];
1059 md2verthash[hashindex] = hash;
1061 loadmodel->surfmesh.data_element3i[i*3+j] = (hash - md2verthashdata);
1068 loadmodel->surfmesh.num_vertices = numverts;
1069 vertremap = (int *)Mem_Alloc(loadmodel->mempool, num * sizeof(int));
1070 loadmodel->surfmesh.data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, num * sizeof(float[2]));
1071 for (i = 0;i < num;i++)
1073 hash = md2verthashdata + i;
1074 vertremap[i] = hash->xyz;
1075 loadmodel->surfmesh.data_texcoordtexture2f[i*2+0] = hash->st[0];
1076 loadmodel->surfmesh.data_texcoordtexture2f[i*2+1] = hash->st[1];
1079 Mem_Free(md2verthash);
1080 Mem_Free(md2verthashdata);
1083 datapointer = (base + LittleLong(pinmodel->ofs_frames));
1084 loadmodel->surfmesh.data_morphvertex3f = (float *)Mem_Alloc(loadmodel->mempool, numverts * loadmodel->surfmesh.num_morphframes * sizeof(float[3]));
1085 for (i = 0;i < loadmodel->surfmesh.num_morphframes;i++)
1087 pinframe = (md2frame_t *)datapointer;
1088 datapointer += sizeof(md2frame_t);
1089 for (j = 0;j < 3;j++)
1091 scale[j] = LittleFloat(pinframe->scale[j]);
1092 translate[j] = LittleFloat(pinframe->translate[j]);
1094 Mod_MD2_ConvertVerts(scale, translate, (trivertx_t *)datapointer, loadmodel->surfmesh.data_morphvertex3f + i * numverts * 3, numverts, vertremap);
1095 datapointer += numxyz * sizeof(trivertx_t);
1097 strcpy(loadmodel->animscenes[i].name, pinframe->name);
1098 loadmodel->animscenes[i].firstframe = i;
1099 loadmodel->animscenes[i].framecount = 1;
1100 loadmodel->animscenes[i].framerate = 10;
1101 loadmodel->animscenes[i].loop = true;
1104 Mem_Free(vertremap);
1106 loadmodel->surfmesh.data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_triangles * sizeof(int[3]));
1107 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1108 Mod_CalcAliasModelBBoxes();
1109 Mod_Alias_Mesh_CompileFrameZero();
1111 surface = loadmodel->data_surfaces;
1112 surface->texture = loadmodel->data_textures;
1113 surface->num_firsttriangle = 0;
1114 surface->num_triangles = loadmodel->surfmesh.num_triangles;
1115 surface->num_firstvertex = 0;
1116 surface->num_vertices = loadmodel->surfmesh.num_vertices;
1119 void Mod_IDP3_Load(model_t *mod, void *buffer, void *bufferend)
1121 int i, j, k, version, meshvertices, meshtriangles;
1122 unsigned char *data;
1123 msurface_t *surface;
1124 md3modelheader_t *pinmodel;
1125 md3frameinfo_t *pinframe;
1128 skinfile_t *skinfiles;
1130 pinmodel = (md3modelheader_t *)buffer;
1132 if (memcmp(pinmodel->identifier, "IDP3", 4))
1133 Host_Error ("%s is not a MD3 (IDP3) file", loadmodel->name);
1134 version = LittleLong (pinmodel->version);
1135 if (version != MD3VERSION)
1136 Host_Error ("%s has wrong version number (%i should be %i)",
1137 loadmodel->name, version, MD3VERSION);
1139 skinfiles = Mod_LoadSkinFiles();
1140 if (loadmodel->numskins < 1)
1141 loadmodel->numskins = 1;
1143 loadmodel->type = mod_alias;
1144 loadmodel->DrawSky = NULL;
1145 loadmodel->Draw = R_Q1BSP_Draw;
1146 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1147 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1148 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1149 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1150 loadmodel->flags = LittleLong(pinmodel->flags);
1151 loadmodel->synctype = ST_RAND;
1153 // set up some global info about the model
1154 loadmodel->numframes = LittleLong(pinmodel->num_frames);
1155 loadmodel->num_surfaces = LittleLong(pinmodel->num_meshes);
1157 // make skinscenes for the skins (no groups)
1158 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1159 for (i = 0;i < loadmodel->numskins;i++)
1161 loadmodel->skinscenes[i].firstframe = i;
1162 loadmodel->skinscenes[i].framecount = 1;
1163 loadmodel->skinscenes[i].loop = true;
1164 loadmodel->skinscenes[i].framerate = 10;
1168 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
1169 for (i = 0, pinframe = (md3frameinfo_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_frameinfo));i < loadmodel->numframes;i++, pinframe++)
1171 strcpy(loadmodel->animscenes[i].name, pinframe->name);
1172 loadmodel->animscenes[i].firstframe = i;
1173 loadmodel->animscenes[i].framecount = 1;
1174 loadmodel->animscenes[i].framerate = 10;
1175 loadmodel->animscenes[i].loop = true;
1179 loadmodel->num_tagframes = loadmodel->numframes;
1180 loadmodel->num_tags = LittleLong(pinmodel->num_tags);
1181 loadmodel->data_tags = (aliastag_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_tagframes * loadmodel->num_tags * sizeof(aliastag_t));
1182 for (i = 0, pintag = (md3tag_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_tags));i < loadmodel->num_tagframes * loadmodel->num_tags;i++, pintag++)
1184 strcpy(loadmodel->data_tags[i].name, pintag->name);
1185 loadmodel->data_tags[i].matrix = identitymatrix;
1186 for (j = 0;j < 3;j++)
1188 for (k = 0;k < 3;k++)
1189 loadmodel->data_tags[i].matrix.m[j][k] = LittleFloat(pintag->rotationmatrix[k * 3 + j]);
1190 loadmodel->data_tags[i].matrix.m[j][3] = LittleFloat(pintag->origin[j]);
1192 //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);
1198 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)))
1200 if (memcmp(pinmesh->identifier, "IDP3", 4))
1201 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)");
1202 if (LittleLong(pinmesh->num_frames) != loadmodel->numframes)
1203 Host_Error("Mod_IDP3_Load: mesh numframes differs from header");
1204 meshvertices += LittleLong(pinmesh->num_vertices);
1205 meshtriangles += LittleLong(pinmesh->num_triangles);
1208 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1209 loadmodel->num_textures = loadmodel->num_surfaces;
1210 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]));
1211 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1212 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1213 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1214 loadmodel->surfmesh.num_vertices = meshvertices;
1215 loadmodel->surfmesh.num_triangles = meshtriangles;
1216 loadmodel->surfmesh.num_morphframes = loadmodel->numframes; // TODO: remove?
1217 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1218 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1219 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1220 loadmodel->surfmesh.data_morphvertex3f = (float *)data;data += meshvertices * loadmodel->numframes * sizeof(float[3]);
1224 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)))
1226 if (memcmp(pinmesh->identifier, "IDP3", 4))
1227 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)");
1228 loadmodel->surfacelist[i] = i;
1229 surface = loadmodel->data_surfaces + i;
1230 surface->texture = loadmodel->data_textures + i;
1231 surface->num_firsttriangle = meshtriangles;
1232 surface->num_triangles = LittleLong(pinmesh->num_triangles);
1233 surface->num_firstvertex = meshvertices;
1234 surface->num_vertices = LittleLong(pinmesh->num_vertices);
1235 meshvertices += surface->num_vertices;
1236 meshtriangles += surface->num_triangles;
1238 for (j = 0;j < surface->num_triangles * 3;j++)
1239 loadmodel->surfmesh.data_element3i[j + surface->num_firsttriangle * 3] = surface->num_firstvertex + LittleLong(((int *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_elements)))[j]);
1240 for (j = 0;j < surface->num_vertices;j++)
1242 loadmodel->surfmesh.data_texcoordtexture2f[(j + surface->num_firstvertex) * 2 + 0] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 0]);
1243 loadmodel->surfmesh.data_texcoordtexture2f[(j + surface->num_firstvertex) * 2 + 1] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 1]);
1245 for (j = 0;j < loadmodel->numframes;j++)
1247 const short *in4s = (short *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)) + j * surface->num_vertices * 4;
1248 float *out3f = loadmodel->surfmesh.data_morphvertex3f + 3 * (j * loadmodel->surfmesh.num_vertices + surface->num_firstvertex);
1249 for (k = 0;k < surface->num_vertices;k++, in4s += 4, out3f += 3)
1251 out3f[0] = LittleShort(in4s[0]) * (1.0f / 64.0f);
1252 out3f[1] = LittleShort(in4s[1]) * (1.0f / 64.0f);
1253 out3f[2] = LittleShort(in4s[2]) * (1.0f / 64.0f);
1257 if (LittleLong(pinmesh->num_shaders) >= 1)
1258 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, pinmesh->name, ((md3shader_t *)((unsigned char *) pinmesh + LittleLong(pinmesh->lump_shaders)))->name);
1260 for (j = 0;j < loadmodel->numskins;j++)
1261 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1263 Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1265 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1266 Mod_Alias_Mesh_CompileFrameZero();
1267 Mod_CalcAliasModelBBoxes();
1268 Mod_FreeSkinFiles(skinfiles);
1271 void Mod_ZYMOTICMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1273 zymtype1header_t *pinmodel, *pheader;
1274 unsigned char *pbase;
1275 int i, j, k, numposes, meshvertices, meshtriangles, *bonecount, *vertbonecounts, count, *renderlist, *renderlistend, *outelements;
1276 float modelradius, corner[2], *poses, *intexcoord2f, *outtexcoord2f, *bonepose;
1277 zymvertex_t *verts, *vertdata;
1281 skinfile_t *skinfiles;
1282 unsigned char *data;
1283 msurface_t *surface;
1285 pinmodel = (zymtype1header_t *)buffer;
1286 pbase = (unsigned char *)buffer;
1287 if (memcmp(pinmodel->id, "ZYMOTICMODEL", 12))
1288 Host_Error ("Mod_ZYMOTICMODEL_Load: %s is not a zymotic model");
1289 if (BigLong(pinmodel->type) != 1)
1290 Host_Error ("Mod_ZYMOTICMODEL_Load: only type 1 (skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1292 loadmodel->type = mod_alias;
1293 loadmodel->flags = 0; // there are no flags on zym models
1294 loadmodel->synctype = ST_RAND;
1298 pheader->type = BigLong(pinmodel->type);
1299 pheader->filesize = BigLong(pinmodel->filesize);
1300 pheader->mins[0] = BigFloat(pinmodel->mins[0]);
1301 pheader->mins[1] = BigFloat(pinmodel->mins[1]);
1302 pheader->mins[2] = BigFloat(pinmodel->mins[2]);
1303 pheader->maxs[0] = BigFloat(pinmodel->maxs[0]);
1304 pheader->maxs[1] = BigFloat(pinmodel->maxs[1]);
1305 pheader->maxs[2] = BigFloat(pinmodel->maxs[2]);
1306 pheader->radius = BigFloat(pinmodel->radius);
1307 pheader->numverts = BigLong(pinmodel->numverts);
1308 pheader->numtris = BigLong(pinmodel->numtris);
1309 pheader->numshaders = BigLong(pinmodel->numshaders);
1310 pheader->numbones = BigLong(pinmodel->numbones);
1311 pheader->numscenes = BigLong(pinmodel->numscenes);
1312 pheader->lump_scenes.start = BigLong(pinmodel->lump_scenes.start);
1313 pheader->lump_scenes.length = BigLong(pinmodel->lump_scenes.length);
1314 pheader->lump_poses.start = BigLong(pinmodel->lump_poses.start);
1315 pheader->lump_poses.length = BigLong(pinmodel->lump_poses.length);
1316 pheader->lump_bones.start = BigLong(pinmodel->lump_bones.start);
1317 pheader->lump_bones.length = BigLong(pinmodel->lump_bones.length);
1318 pheader->lump_vertbonecounts.start = BigLong(pinmodel->lump_vertbonecounts.start);
1319 pheader->lump_vertbonecounts.length = BigLong(pinmodel->lump_vertbonecounts.length);
1320 pheader->lump_verts.start = BigLong(pinmodel->lump_verts.start);
1321 pheader->lump_verts.length = BigLong(pinmodel->lump_verts.length);
1322 pheader->lump_texcoords.start = BigLong(pinmodel->lump_texcoords.start);
1323 pheader->lump_texcoords.length = BigLong(pinmodel->lump_texcoords.length);
1324 pheader->lump_render.start = BigLong(pinmodel->lump_render.start);
1325 pheader->lump_render.length = BigLong(pinmodel->lump_render.length);
1326 pheader->lump_shaders.start = BigLong(pinmodel->lump_shaders.start);
1327 pheader->lump_shaders.length = BigLong(pinmodel->lump_shaders.length);
1328 pheader->lump_trizone.start = BigLong(pinmodel->lump_trizone.start);
1329 pheader->lump_trizone.length = BigLong(pinmodel->lump_trizone.length);
1331 if (pheader->numtris < 1 || pheader->numverts < 3 || pheader->numshaders < 1)
1333 Con_Printf("%s has no geometry\n");
1336 if (pheader->numscenes < 1 || pheader->lump_poses.length < (int)sizeof(float[3][4]))
1338 Con_Printf("%s has no animations\n");
1342 loadmodel->DrawSky = NULL;
1343 loadmodel->Draw = R_Q1BSP_Draw;
1344 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1345 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1346 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1347 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1349 loadmodel->numframes = pheader->numscenes;
1350 loadmodel->num_surfaces = pheader->numshaders;
1352 skinfiles = Mod_LoadSkinFiles();
1353 if (loadmodel->numskins < 1)
1354 loadmodel->numskins = 1;
1356 // make skinscenes for the skins (no groups)
1357 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1358 for (i = 0;i < loadmodel->numskins;i++)
1360 loadmodel->skinscenes[i].firstframe = i;
1361 loadmodel->skinscenes[i].framecount = 1;
1362 loadmodel->skinscenes[i].loop = true;
1363 loadmodel->skinscenes[i].framerate = 10;
1367 modelradius = pheader->radius;
1368 for (i = 0;i < 3;i++)
1370 loadmodel->normalmins[i] = pheader->mins[i];
1371 loadmodel->normalmaxs[i] = pheader->maxs[i];
1372 loadmodel->rotatedmins[i] = -modelradius;
1373 loadmodel->rotatedmaxs[i] = modelradius;
1375 corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
1376 corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
1377 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
1378 if (loadmodel->yawmaxs[0] > modelradius)
1379 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
1380 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
1381 loadmodel->yawmins[2] = loadmodel->normalmins[2];
1382 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
1383 loadmodel->radius = modelradius;
1384 loadmodel->radius2 = modelradius * modelradius;
1386 // go through the lumps, swapping things
1388 //zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
1389 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
1390 scene = (zymscene_t *) (pheader->lump_scenes.start + pbase);
1391 numposes = pheader->lump_poses.length / pheader->numbones / sizeof(float[3][4]);
1392 for (i = 0;i < pheader->numscenes;i++)
1394 memcpy(loadmodel->animscenes[i].name, scene->name, 32);
1395 loadmodel->animscenes[i].firstframe = BigLong(scene->start);
1396 loadmodel->animscenes[i].framecount = BigLong(scene->length);
1397 loadmodel->animscenes[i].framerate = BigFloat(scene->framerate);
1398 loadmodel->animscenes[i].loop = (BigLong(scene->flags) & ZYMSCENEFLAG_NOLOOP) == 0;
1399 if ((unsigned int) loadmodel->animscenes[i].firstframe >= (unsigned int) numposes)
1400 Host_Error("%s scene->firstframe (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, numposes);
1401 if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > (unsigned int) numposes)
1402 Host_Error("%s scene->firstframe (%i) + framecount (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
1403 if (loadmodel->animscenes[i].framerate < 0)
1404 Host_Error("%s scene->framerate (%f) < 0", loadmodel->name, loadmodel->animscenes[i].framerate);
1408 //zymlump_t lump_bones; // zymbone_t bone[numbones];
1409 loadmodel->num_bones = pheader->numbones;
1410 loadmodel->data_bones = (aliasbone_t *)Mem_Alloc(loadmodel->mempool, pheader->numbones * sizeof(aliasbone_t));
1411 bone = (zymbone_t *) (pheader->lump_bones.start + pbase);
1412 for (i = 0;i < pheader->numbones;i++)
1414 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1415 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1416 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1417 if (loadmodel->data_bones[i].parent >= i)
1418 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1421 //zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
1422 vertbonecounts = (int *)Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1423 bonecount = (int *) (pheader->lump_vertbonecounts.start + pbase);
1424 for (i = 0;i < pheader->numverts;i++)
1426 vertbonecounts[i] = BigLong(bonecount[i]);
1427 if (vertbonecounts[i] != 1)
1428 Host_Error("%s bonecount[%i] != 1 (vertex weight support is impossible in this format)", loadmodel->name, i);
1431 loadmodel->num_poses = pheader->lump_poses.length / sizeof(float[3][4]);
1433 meshvertices = pheader->numverts;
1434 meshtriangles = pheader->numtris;
1436 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1437 loadmodel->num_textures = loadmodel->num_surfaces;
1438 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[14]) + meshvertices * sizeof(int[4]) + meshvertices * sizeof(float[4]) + loadmodel->num_poses * sizeof(float[36]));
1439 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1440 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1441 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1442 loadmodel->surfmesh.num_vertices = meshvertices;
1443 loadmodel->surfmesh.num_triangles = meshtriangles;
1444 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1445 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1446 loadmodel->surfmesh.data_vertex3f = (float *)data;data += meshvertices * sizeof(float[3]);
1447 loadmodel->surfmesh.data_svector3f = (float *)data;data += meshvertices * sizeof(float[3]);
1448 loadmodel->surfmesh.data_tvector3f = (float *)data;data += meshvertices * sizeof(float[3]);
1449 loadmodel->surfmesh.data_normal3f = (float *)data;data += meshvertices * sizeof(float[3]);
1450 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1451 loadmodel->surfmesh.data_vertexweightindex4i = (int *)data;data += meshvertices * sizeof(int[4]);
1452 loadmodel->surfmesh.data_vertexweightinfluence4f = (float *)data;data += meshvertices * sizeof(float[4]);
1453 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
1454 loadmodel->data_basebonepose = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
1455 loadmodel->data_baseboneposeinverse = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
1457 //zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
1458 poses = (float *) (pheader->lump_poses.start + pbase);
1459 for (i = 0;i < pheader->lump_poses.length / 4;i++)
1460 loadmodel->data_poses[i] = BigFloat(poses[i]);
1462 //zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
1463 verts = (zymvertex_t *)Mem_Alloc(loadmodel->mempool, pheader->lump_verts.length);
1464 vertdata = (zymvertex_t *) (pheader->lump_verts.start + pbase);
1465 // reconstruct frame 0 matrices to allow reconstruction of the base mesh
1466 // (converting from weight-blending skeletal animation to
1467 // deformation-based skeletal animation)
1468 bonepose = Z_Malloc(loadmodel->num_bones * sizeof(float[12]));
1469 for (i = 0;i < loadmodel->num_bones;i++)
1471 const float *m = loadmodel->data_poses + i * 12;
1472 if (loadmodel->data_bones[i].parent >= 0)
1473 R_ConcatTransforms(bonepose + 12 * loadmodel->data_bones[i].parent, m, bonepose + 12 * i);
1475 for (k = 0;k < 12;k++)
1476 bonepose[12*i+k] = m[k];
1478 for (j = 0;j < pheader->numverts;j++)
1480 // this format really should have had a per vertexweight weight value...
1481 // but since it does not, the weighting is completely ignored and
1482 // only one weight is allowed per vertex
1483 int boneindex = BigLong(vertdata[j].bonenum);
1484 const float *m = bonepose + 12 * boneindex;
1485 float relativeorigin[3];
1486 relativeorigin[0] = BigFloat(vertdata[j].origin[0]);
1487 relativeorigin[1] = BigFloat(vertdata[j].origin[1]);
1488 relativeorigin[2] = BigFloat(vertdata[j].origin[2]);
1489 // transform the vertex bone weight into the base mesh
1490 loadmodel->surfmesh.data_vertex3f[j*3+0] = relativeorigin[0] * m[0] + relativeorigin[1] * m[1] + relativeorigin[2] * m[ 2] + m[ 3];
1491 loadmodel->surfmesh.data_vertex3f[j*3+1] = relativeorigin[0] * m[4] + relativeorigin[1] * m[5] + relativeorigin[2] * m[ 6] + m[ 7];
1492 loadmodel->surfmesh.data_vertex3f[j*3+2] = relativeorigin[0] * m[8] + relativeorigin[1] * m[9] + relativeorigin[2] * m[10] + m[11];
1493 // store the weight as the primary weight on this vertex
1494 loadmodel->surfmesh.data_vertexweightindex4i[j*4+0] = boneindex;
1495 loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+0] = 1;
1498 // normals and tangents are calculated after elements are loaded
1500 //zymlump_t lump_texcoords; // float texcoords[numvertices][2];
1501 outtexcoord2f = loadmodel->surfmesh.data_texcoordtexture2f;
1502 intexcoord2f = (float *) (pheader->lump_texcoords.start + pbase);
1503 for (i = 0;i < pheader->numverts;i++)
1505 outtexcoord2f[i*2+0] = BigFloat(intexcoord2f[i*2+0]);
1506 // flip T coordinate for OpenGL
1507 outtexcoord2f[i*2+1] = 1 - BigFloat(intexcoord2f[i*2+1]);
1510 //zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
1511 //loadmodel->alias.zymdata_trizone = Mem_Alloc(loadmodel->mempool, pheader->numtris);
1512 //memcpy(loadmodel->alias.zymdata_trizone, (void *) (pheader->lump_trizone.start + pbase), pheader->numtris);
1514 //zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
1515 //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)
1516 // byteswap, validate, and swap winding order of tris
1517 count = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
1518 if (pheader->lump_render.length != count)
1519 Host_Error("%s renderlist is wrong size (%i bytes, should be %i bytes)", loadmodel->name, pheader->lump_render.length, count);
1520 renderlist = (int *) (pheader->lump_render.start + pbase);
1521 renderlistend = (int *) ((unsigned char *) renderlist + pheader->lump_render.length);
1523 for (i = 0;i < loadmodel->num_surfaces;i++)
1525 int firstvertex, lastvertex;
1526 if (renderlist >= renderlistend)
1527 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1528 count = BigLong(*renderlist);renderlist++;
1529 if (renderlist + count * 3 > renderlistend || (i == pheader->numshaders - 1 && renderlist + count * 3 != renderlistend))
1530 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1532 loadmodel->surfacelist[i] = i;
1533 surface = loadmodel->data_surfaces + i;
1534 surface->texture = loadmodel->data_textures + i;
1535 surface->num_firsttriangle = meshtriangles;
1536 surface->num_triangles = count;
1537 meshtriangles += surface->num_triangles;
1539 // load the elements
1540 outelements = loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3;
1541 for (j = 0;j < surface->num_triangles;j++, renderlist += 3)
1543 outelements[j*3+2] = BigLong(renderlist[0]);
1544 outelements[j*3+1] = BigLong(renderlist[1]);
1545 outelements[j*3+0] = BigLong(renderlist[2]);
1547 // validate the elements and find the used vertex range
1548 firstvertex = meshvertices;
1550 for (j = 0;j < surface->num_triangles * 3;j++)
1552 if ((unsigned int)outelements[j] >= (unsigned int)meshvertices)
1553 Host_Error("%s corrupt renderlist (out of bounds index)", loadmodel->name);
1554 firstvertex = min(firstvertex, outelements[j]);
1555 lastvertex = max(lastvertex, outelements[j]);
1557 surface->num_firstvertex = firstvertex;
1558 surface->num_vertices = lastvertex + 1 - firstvertex;
1560 // since zym models do not have named sections, reuse their shader
1561 // name as the section name
1562 shadername = (char *) (pheader->lump_shaders.start + pbase) + i * 32;
1564 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, shadername, shadername);
1566 for (j = 0;j < loadmodel->numskins;j++)
1567 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1569 Mod_FreeSkinFiles(skinfiles);
1570 Mem_Free(vertbonecounts);
1573 // compute all the mesh information that was not loaded from the file
1574 Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
1575 Mod_BuildBaseBonePoses();
1576 Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, true);
1577 Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, true);
1578 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1581 void Mod_DARKPLACESMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1583 dpmheader_t *pheader;
1587 unsigned char *pbase;
1588 int i, j, k, meshvertices, meshtriangles;
1589 skinfile_t *skinfiles;
1590 unsigned char *data;
1593 pheader = (dpmheader_t *)buffer;
1594 pbase = (unsigned char *)buffer;
1595 if (memcmp(pheader->id, "DARKPLACESMODEL\0", 16))
1596 Host_Error ("Mod_DARKPLACESMODEL_Load: %s is not a darkplaces model");
1597 if (BigLong(pheader->type) != 2)
1598 Host_Error ("Mod_DARKPLACESMODEL_Load: only type 2 (hierarchical skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1600 loadmodel->type = mod_alias;
1601 loadmodel->flags = 0; // there are no flags on zym models
1602 loadmodel->synctype = ST_RAND;
1605 pheader->type = BigLong(pheader->type);
1606 pheader->filesize = BigLong(pheader->filesize);
1607 pheader->mins[0] = BigFloat(pheader->mins[0]);
1608 pheader->mins[1] = BigFloat(pheader->mins[1]);
1609 pheader->mins[2] = BigFloat(pheader->mins[2]);
1610 pheader->maxs[0] = BigFloat(pheader->maxs[0]);
1611 pheader->maxs[1] = BigFloat(pheader->maxs[1]);
1612 pheader->maxs[2] = BigFloat(pheader->maxs[2]);
1613 pheader->yawradius = BigFloat(pheader->yawradius);
1614 pheader->allradius = BigFloat(pheader->allradius);
1615 pheader->num_bones = BigLong(pheader->num_bones);
1616 pheader->num_meshs = BigLong(pheader->num_meshs);
1617 pheader->num_frames = BigLong(pheader->num_frames);
1618 pheader->ofs_bones = BigLong(pheader->ofs_bones);
1619 pheader->ofs_meshs = BigLong(pheader->ofs_meshs);
1620 pheader->ofs_frames = BigLong(pheader->ofs_frames);
1622 if (pheader->num_bones < 1 || pheader->num_meshs < 1)
1624 Con_Printf("%s has no geometry\n");
1627 if (pheader->num_frames < 1)
1629 Con_Printf("%s has no frames\n");
1633 loadmodel->DrawSky = NULL;
1634 loadmodel->Draw = R_Q1BSP_Draw;
1635 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1636 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1637 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1638 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1641 for (i = 0;i < 3;i++)
1643 loadmodel->normalmins[i] = pheader->mins[i];
1644 loadmodel->normalmaxs[i] = pheader->maxs[i];
1645 loadmodel->yawmins[i] = i != 2 ? -pheader->yawradius : pheader->mins[i];
1646 loadmodel->yawmaxs[i] = i != 2 ? pheader->yawradius : pheader->maxs[i];
1647 loadmodel->rotatedmins[i] = -pheader->allradius;
1648 loadmodel->rotatedmaxs[i] = pheader->allradius;
1650 loadmodel->radius = pheader->allradius;
1651 loadmodel->radius2 = pheader->allradius * pheader->allradius;
1653 // load external .skin files if present
1654 skinfiles = Mod_LoadSkinFiles();
1655 if (loadmodel->numskins < 1)
1656 loadmodel->numskins = 1;
1661 // gather combined statistics from the meshes
1662 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1663 for (i = 0;i < (int)pheader->num_meshs;i++)
1665 int numverts = BigLong(dpmmesh->num_verts);
1666 meshvertices += numverts;;
1667 meshtriangles += BigLong(dpmmesh->num_tris);
1671 loadmodel->numframes = pheader->num_frames;
1672 loadmodel->num_bones = pheader->num_bones;
1673 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
1674 loadmodel->num_textures = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = pheader->num_meshs;
1675 // do most allocations as one merged chunk
1676 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[14]) + sizeof(int[4]) + sizeof(float[4])) + loadmodel->num_poses * sizeof(float[36]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t));
1677 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1678 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1679 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1680 loadmodel->surfmesh.num_vertices = meshvertices;
1681 loadmodel->surfmesh.num_triangles = meshtriangles;
1682 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1683 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1684 loadmodel->surfmesh.data_vertex3f = (float *)data;data += meshvertices * sizeof(float[3]);
1685 loadmodel->surfmesh.data_svector3f = (float *)data;data += meshvertices * sizeof(float[3]);
1686 loadmodel->surfmesh.data_tvector3f = (float *)data;data += meshvertices * sizeof(float[3]);
1687 loadmodel->surfmesh.data_normal3f = (float *)data;data += meshvertices * sizeof(float[3]);
1688 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1689 loadmodel->surfmesh.data_vertexweightindex4i = (int *)data;data += meshvertices * sizeof(int[4]);
1690 loadmodel->surfmesh.data_vertexweightinfluence4f = (float *)data;data += meshvertices * sizeof(float[4]);
1691 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
1692 loadmodel->data_basebonepose = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
1693 loadmodel->data_baseboneposeinverse = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
1694 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
1695 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
1696 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
1698 for (i = 0;i < loadmodel->numskins;i++)
1700 loadmodel->skinscenes[i].firstframe = i;
1701 loadmodel->skinscenes[i].framecount = 1;
1702 loadmodel->skinscenes[i].loop = true;
1703 loadmodel->skinscenes[i].framerate = 10;
1706 // load the bone info
1707 bone = (dpmbone_t *) (pbase + pheader->ofs_bones);
1708 for (i = 0;i < loadmodel->num_bones;i++)
1710 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1711 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1712 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1713 if (loadmodel->data_bones[i].parent >= i)
1714 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1718 frame = (dpmframe_t *) (pbase + pheader->ofs_frames);
1719 for (i = 0;i < loadmodel->numframes;i++)
1722 memcpy(loadmodel->animscenes[i].name, frame->name, sizeof(frame->name));
1723 loadmodel->animscenes[i].firstframe = i;
1724 loadmodel->animscenes[i].framecount = 1;
1725 loadmodel->animscenes[i].loop = true;
1726 loadmodel->animscenes[i].framerate = 10;
1727 // load the bone poses for this frame
1728 poses = (float *) (pbase + BigLong(frame->ofs_bonepositions));
1729 for (j = 0;j < loadmodel->num_bones*12;j++)
1730 loadmodel->data_poses[i * loadmodel->num_bones*12 + j] = BigFloat(poses[j]);
1731 // stuff not processed here: mins, maxs, yawradius, allradius
1735 // load the meshes now
1736 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1739 // reconstruct frame 0 matrices to allow reconstruction of the base mesh
1740 // (converting from weight-blending skeletal animation to
1741 // deformation-based skeletal animation)
1742 bonepose = Z_Malloc(loadmodel->num_bones * sizeof(float[12]));
1743 for (i = 0;i < loadmodel->num_bones;i++)
1745 const float *m = loadmodel->data_poses + i * 12;
1746 if (loadmodel->data_bones[i].parent >= 0)
1747 R_ConcatTransforms(bonepose + 12 * loadmodel->data_bones[i].parent, m, bonepose + 12 * i);
1749 for (k = 0;k < 12;k++)
1750 bonepose[12*i+k] = m[k];
1752 for (i = 0;i < loadmodel->num_surfaces;i++, dpmmesh++)
1754 const int *inelements;
1756 const float *intexcoord;
1757 msurface_t *surface;
1759 loadmodel->surfacelist[i] = i;
1760 surface = loadmodel->data_surfaces + i;
1761 surface->texture = loadmodel->data_textures + i;
1762 surface->num_firsttriangle = meshtriangles;
1763 surface->num_triangles = BigLong(dpmmesh->num_tris);
1764 surface->num_firstvertex = meshvertices;
1765 surface->num_vertices = BigLong(dpmmesh->num_verts);
1766 meshvertices += surface->num_vertices;
1767 meshtriangles += surface->num_triangles;
1769 inelements = (int *) (pbase + BigLong(dpmmesh->ofs_indices));
1770 outelements = loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3;
1771 for (j = 0;j < surface->num_triangles;j++)
1773 // swap element order to flip triangles, because Quake uses clockwise (rare) and dpm uses counterclockwise (standard)
1774 outelements[0] = surface->num_firstvertex + BigLong(inelements[2]);
1775 outelements[1] = surface->num_firstvertex + BigLong(inelements[1]);
1776 outelements[2] = surface->num_firstvertex + BigLong(inelements[0]);
1781 intexcoord = (float *) (pbase + BigLong(dpmmesh->ofs_texcoords));
1782 for (j = 0;j < surface->num_vertices*2;j++)
1783 loadmodel->surfmesh.data_texcoordtexture2f[j + surface->num_firstvertex * 2] = BigFloat(intexcoord[j]);
1785 data = (unsigned char *) (pbase + BigLong(dpmmesh->ofs_verts));
1786 for (j = surface->num_firstvertex;j < surface->num_firstvertex + surface->num_vertices;j++)
1790 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
1791 data += sizeof(dpmvertex_t);
1792 for (k = 0;k < numweights;k++)
1794 const dpmbonevert_t *vert = (dpmbonevert_t *) data;
1795 int boneindex = BigLong(vert->bonenum);
1796 const float *m = bonepose + 12 * boneindex;
1797 float influence = BigFloat(vert->influence);
1798 float relativeorigin[3], relativenormal[3];
1799 relativeorigin[0] = BigFloat(vert->origin[0]);
1800 relativeorigin[1] = BigFloat(vert->origin[1]);
1801 relativeorigin[2] = BigFloat(vert->origin[2]);
1802 relativenormal[0] = BigFloat(vert->normal[0]);
1803 relativenormal[1] = BigFloat(vert->normal[1]);
1804 relativenormal[2] = BigFloat(vert->normal[2]);
1805 // blend the vertex bone weights into the base mesh
1806 loadmodel->surfmesh.data_vertex3f[j*3+0] += relativeorigin[0] * m[0] + relativeorigin[1] * m[1] + relativeorigin[2] * m[ 2] + influence * m[ 3];
1807 loadmodel->surfmesh.data_vertex3f[j*3+1] += relativeorigin[0] * m[4] + relativeorigin[1] * m[5] + relativeorigin[2] * m[ 6] + influence * m[ 7];
1808 loadmodel->surfmesh.data_vertex3f[j*3+2] += relativeorigin[0] * m[8] + relativeorigin[1] * m[9] + relativeorigin[2] * m[10] + influence * m[11];
1809 loadmodel->surfmesh.data_normal3f[j*3+0] += relativenormal[0] * m[0] + relativenormal[1] * m[1] + relativenormal[2] * m[ 2];
1810 loadmodel->surfmesh.data_normal3f[j*3+1] += relativenormal[0] * m[4] + relativenormal[1] * m[5] + relativenormal[2] * m[ 6];
1811 loadmodel->surfmesh.data_normal3f[j*3+2] += relativenormal[0] * m[8] + relativenormal[1] * m[9] + relativenormal[2] * m[10];
1814 // store the first (and often only) weight
1815 loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+0] = influence;
1816 loadmodel->surfmesh.data_vertexweightindex4i[j*4+0] = boneindex;
1820 // sort the new weight into this vertex's weight table
1821 // (which only accepts up to 4 bones per vertex)
1822 for (l = 0;l < 4;l++)
1824 if (loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l] < influence)
1826 // move weaker influence weights out of the way first
1828 for (l2 = 3;l2 > l;l2--)
1830 loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l2] = loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l2-1];
1831 loadmodel->surfmesh.data_vertexweightindex4i[j*4+l2] = loadmodel->surfmesh.data_vertexweightindex4i[j*4+l2-1];
1833 // store the new weight
1834 loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l] = influence;
1835 loadmodel->surfmesh.data_vertexweightindex4i[j*4+l] = boneindex;
1840 data += sizeof(dpmbonevert_t);
1843 for (l = 0;l < 4;l++)
1844 sum += loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l];
1845 if (sum && fabs(sum - 1) > (1.0f / 256.0f))
1847 float f = 1.0f / sum;
1848 for (l = 0;l < 4;l++)
1849 loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l] *= f;
1853 // since dpm models do not have named sections, reuse their shader name as the section name
1854 if (dpmmesh->shadername[0])
1855 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, dpmmesh->shadername, dpmmesh->shadername);
1857 for (j = 0;j < loadmodel->numskins;j++)
1858 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1860 Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1863 Mod_FreeSkinFiles(skinfiles);
1865 // compute all the mesh information that was not loaded from the file
1866 Mod_BuildBaseBonePoses();
1867 Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, true);
1868 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1871 static void Mod_PSKMODEL_AnimKeyToMatrix(float *origin, float *quat, matrix4x4_t *m)
1873 float x = quat[0], y = quat[1], z = quat[2], w = quat[3];
1874 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];
1875 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];
1876 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];
1877 m->m[3][0]= 0 ;m->m[3][1]= 0 ;m->m[3][2]= 0 ;m->m[3][3]=1;
1880 // no idea why PSK/PSA files contain weird quaternions but they do...
1881 #define PSKQUATNEGATIONS
1882 void Mod_PSKMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1884 int i, j, index, version, recordsize, numrecords, meshvertices, meshtriangles;
1885 int numpnts, numvtxw, numfaces, nummatts, numbones, numrawweights, numanimbones, numanims, numanimkeys;
1886 fs_offset_t filesize;
1891 pskboneinfo_t *bones;
1892 pskrawweights_t *rawweights;
1893 pskboneinfo_t *animbones;
1894 pskaniminfo_t *anims;
1895 pskanimkeys_t *animkeys;
1896 void *animfilebuffer, *animbuffer, *animbufferend;
1897 unsigned char *data;
1899 skinfile_t *skinfiles;
1900 char animname[MAX_QPATH];
1902 pchunk = (pskchunk_t *)buffer;
1903 if (strcmp(pchunk->id, "ACTRHEAD"))
1904 Host_Error ("Mod_PSKMODEL_Load: %s is not an Unreal Engine ActorX (.psk + .psa) model");
1906 loadmodel->type = mod_alias;
1907 loadmodel->DrawSky = NULL;
1908 loadmodel->Draw = R_Q1BSP_Draw;
1909 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1910 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1911 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1912 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1913 loadmodel->flags = 0; // there are no flags on zym models
1914 loadmodel->synctype = ST_RAND;
1916 FS_StripExtension(loadmodel->name, animname, sizeof(animname));
1917 strlcat(animname, ".psa", sizeof(animname));
1918 animbuffer = animfilebuffer = FS_LoadFile(animname, loadmodel->mempool, false, &filesize);
1919 animbufferend = (void *)((unsigned char*)animbuffer + (int)filesize);
1920 if (animbuffer == NULL)
1921 Host_Error("%s: can't find .psa file (%s)", loadmodel->name, animname);
1940 while (buffer < bufferend)
1942 pchunk = (pskchunk_t *)buffer;
1943 buffer = (void *)((unsigned char *)buffer + sizeof(pskchunk_t));
1944 version = LittleLong(pchunk->version);
1945 recordsize = LittleLong(pchunk->recordsize);
1946 numrecords = LittleLong(pchunk->numrecords);
1947 if (developer.integer >= 100)
1948 Con_Printf("%s: %s %x: %i * %i = %i\n", loadmodel->name, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
1949 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
1950 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);
1951 if (!strcmp(pchunk->id, "ACTRHEAD"))
1955 else if (!strcmp(pchunk->id, "PNTS0000"))
1958 if (recordsize != sizeof(*p))
1959 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1960 // byteswap in place and keep the pointer
1961 numpnts = numrecords;
1962 pnts = (pskpnts_t *)buffer;
1963 for (index = 0, p = (pskpnts_t *)buffer;index < numrecords;index++, p++)
1965 p->origin[0] = LittleFloat(p->origin[0]);
1966 p->origin[1] = LittleFloat(p->origin[1]);
1967 p->origin[2] = LittleFloat(p->origin[2]);
1971 else if (!strcmp(pchunk->id, "VTXW0000"))
1974 if (recordsize != sizeof(*p))
1975 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1976 // byteswap in place and keep the pointer
1977 numvtxw = numrecords;
1978 vtxw = (pskvtxw_t *)buffer;
1979 for (index = 0, p = (pskvtxw_t *)buffer;index < numrecords;index++, p++)
1981 p->pntsindex = LittleShort(p->pntsindex);
1982 p->texcoord[0] = LittleFloat(p->texcoord[0]);
1983 p->texcoord[1] = LittleFloat(p->texcoord[1]);
1984 if (p->pntsindex >= numpnts)
1986 Con_Printf("%s: vtxw->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
1992 else if (!strcmp(pchunk->id, "FACE0000"))
1995 if (recordsize != sizeof(*p))
1996 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
1997 // byteswap in place and keep the pointer
1998 numfaces = numrecords;
1999 faces = (pskface_t *)buffer;
2000 for (index = 0, p = (pskface_t *)buffer;index < numrecords;index++, p++)
2002 p->vtxwindex[0] = LittleShort(p->vtxwindex[0]);
2003 p->vtxwindex[1] = LittleShort(p->vtxwindex[1]);
2004 p->vtxwindex[2] = LittleShort(p->vtxwindex[2]);
2005 p->group = LittleLong(p->group);
2006 if (p->vtxwindex[0] >= numvtxw)
2008 Con_Printf("%s: face->vtxwindex[0] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[0], numvtxw);
2009 p->vtxwindex[0] = 0;
2011 if (p->vtxwindex[1] >= numvtxw)
2013 Con_Printf("%s: face->vtxwindex[1] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[1], numvtxw);
2014 p->vtxwindex[1] = 0;
2016 if (p->vtxwindex[2] >= numvtxw)
2018 Con_Printf("%s: face->vtxwindex[2] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[2], numvtxw);
2019 p->vtxwindex[2] = 0;
2024 else if (!strcmp(pchunk->id, "MATT0000"))
2027 if (recordsize != sizeof(*p))
2028 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
2029 // byteswap in place and keep the pointer
2030 nummatts = numrecords;
2031 matts = (pskmatt_t *)buffer;
2032 for (index = 0, p = (pskmatt_t *)buffer;index < numrecords;index++, p++)
2037 else if (!strcmp(pchunk->id, "REFSKELT"))
2040 if (recordsize != sizeof(*p))
2041 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
2042 // byteswap in place and keep the pointer
2043 numbones = numrecords;
2044 bones = (pskboneinfo_t *)buffer;
2045 for (index = 0, p = (pskboneinfo_t *)buffer;index < numrecords;index++, p++)
2047 p->numchildren = LittleLong(p->numchildren);
2048 p->parent = LittleLong(p->parent);
2049 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
2050 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
2051 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
2052 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
2053 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
2054 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
2055 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
2056 p->basepose.unknown = LittleFloat(p->basepose.unknown);
2057 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
2058 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
2059 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
2060 #ifdef PSKQUATNEGATIONS
2063 p->basepose.quat[0] *= -1;
2064 p->basepose.quat[1] *= -1;
2065 p->basepose.quat[2] *= -1;
2069 p->basepose.quat[0] *= 1;
2070 p->basepose.quat[1] *= -1;
2071 p->basepose.quat[2] *= 1;
2074 if (p->parent < 0 || p->parent >= numbones)
2076 Con_Printf("%s: bone->parent %i >= numbones %i\n", loadmodel->name, p->parent, numbones);
2082 else if (!strcmp(pchunk->id, "RAWWEIGHTS"))
2085 if (recordsize != sizeof(*p))
2086 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
2087 // byteswap in place and keep the pointer
2088 numrawweights = numrecords;
2089 rawweights = (pskrawweights_t *)buffer;
2090 for (index = 0, p = (pskrawweights_t *)buffer;index < numrecords;index++, p++)
2092 p->weight = LittleFloat(p->weight);
2093 p->pntsindex = LittleLong(p->pntsindex);
2094 p->boneindex = LittleLong(p->boneindex);
2095 if (p->pntsindex < 0 || p->pntsindex >= numpnts)
2097 Con_Printf("%s: weight->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
2100 if (p->boneindex < 0 || p->boneindex >= numbones)
2102 Con_Printf("%s: weight->boneindex %i >= numbones %i\n", loadmodel->name, p->boneindex, numbones);
2110 while (animbuffer < animbufferend)
2112 pchunk = (pskchunk_t *)animbuffer;
2113 animbuffer = (void *)((unsigned char *)animbuffer + sizeof(pskchunk_t));
2114 version = LittleLong(pchunk->version);
2115 recordsize = LittleLong(pchunk->recordsize);
2116 numrecords = LittleLong(pchunk->numrecords);
2117 if (developer.integer >= 100)
2118 Con_Printf("%s: %s %x: %i * %i = %i\n", animname, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
2119 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
2120 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);
2121 if (!strcmp(pchunk->id, "ANIMHEAD"))
2125 else if (!strcmp(pchunk->id, "BONENAMES"))
2128 if (recordsize != sizeof(*p))
2129 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2130 // byteswap in place and keep the pointer
2131 numanimbones = numrecords;
2132 animbones = (pskboneinfo_t *)animbuffer;
2133 // NOTE: supposedly psa does not need to match the psk model, the
2134 // bones missing from the psa would simply use their base
2135 // positions from the psk, but this is hard for me to implement
2136 // and people can easily make animations that match.
2137 if (numanimbones != numbones)
2138 Host_Error("%s: this loader only supports animations with the same bones as the mesh");
2139 for (index = 0, p = (pskboneinfo_t *)animbuffer;index < numrecords;index++, p++)
2141 p->numchildren = LittleLong(p->numchildren);
2142 p->parent = LittleLong(p->parent);
2143 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
2144 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
2145 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
2146 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
2147 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
2148 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
2149 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
2150 p->basepose.unknown = LittleFloat(p->basepose.unknown);
2151 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
2152 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
2153 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
2154 #ifdef PSKQUATNEGATIONS
2157 p->basepose.quat[0] *= -1;
2158 p->basepose.quat[1] *= -1;
2159 p->basepose.quat[2] *= -1;
2163 p->basepose.quat[0] *= 1;
2164 p->basepose.quat[1] *= -1;
2165 p->basepose.quat[2] *= 1;
2168 if (p->parent < 0 || p->parent >= numanimbones)
2170 Con_Printf("%s: bone->parent %i >= numanimbones %i\n", animname, p->parent, numanimbones);
2173 // check that bones are the same as in the base
2174 if (strcmp(p->name, bones[index].name) || p->parent != bones[index].parent)
2175 Host_Error("%s: this loader only supports animations with the same bones as the mesh", animname);
2179 else if (!strcmp(pchunk->id, "ANIMINFO"))
2182 if (recordsize != sizeof(*p))
2183 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2184 // byteswap in place and keep the pointer
2185 numanims = numrecords;
2186 anims = (pskaniminfo_t *)animbuffer;
2187 for (index = 0, p = (pskaniminfo_t *)animbuffer;index < numrecords;index++, p++)
2189 p->numbones = LittleLong(p->numbones);
2190 p->playtime = LittleFloat(p->playtime);
2191 p->fps = LittleFloat(p->fps);
2192 p->firstframe = LittleLong(p->firstframe);
2193 p->numframes = LittleLong(p->numframes);
2194 if (p->numbones != numbones)
2196 Con_Printf("%s: animinfo->numbones != numbones, trying to load anyway!\n", animname);
2201 else if (!strcmp(pchunk->id, "ANIMKEYS"))
2204 if (recordsize != sizeof(*p))
2205 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2206 numanimkeys = numrecords;
2207 animkeys = (pskanimkeys_t *)animbuffer;
2208 for (index = 0, p = (pskanimkeys_t *)animbuffer;index < numrecords;index++, p++)
2210 p->origin[0] = LittleFloat(p->origin[0]);
2211 p->origin[1] = LittleFloat(p->origin[1]);
2212 p->origin[2] = LittleFloat(p->origin[2]);
2213 p->quat[0] = LittleFloat(p->quat[0]);
2214 p->quat[1] = LittleFloat(p->quat[1]);
2215 p->quat[2] = LittleFloat(p->quat[2]);
2216 p->quat[3] = LittleFloat(p->quat[3]);
2217 p->frametime = LittleFloat(p->frametime);
2218 #ifdef PSKQUATNEGATIONS
2219 if (index % numbones)
2234 // TODO: allocate bonepose stuff
2237 Con_Printf("%s: unknown chunk ID \"%s\"\n", animname, pchunk->id);
2240 if (!numpnts || !pnts || !numvtxw || !vtxw || !numfaces || !faces || !nummatts || !matts || !numbones || !bones || !numrawweights || !rawweights || !numanims || !anims || !numanimkeys || !animkeys)
2241 Host_Error("%s: missing required chunks", loadmodel->name);
2243 // FIXME: model bbox
2245 for (i = 0;i < 3;i++)
2247 loadmodel->normalmins[i] = -128;
2248 loadmodel->normalmaxs[i] = 128;
2249 loadmodel->yawmins[i] = -128;
2250 loadmodel->yawmaxs[i] = 128;
2251 loadmodel->rotatedmins[i] = -128;
2252 loadmodel->rotatedmaxs[i] = 128;
2254 loadmodel->radius = 128;
2255 loadmodel->radius2 = loadmodel->radius * loadmodel->radius;
2257 loadmodel->numframes = 0;
2258 for (index = 0;index < numanims;index++)
2259 loadmodel->numframes += anims[index].numframes;
2261 if (numanimkeys != numbones * loadmodel->numframes)
2262 Host_Error("%s: %s has incorrect number of animation keys", animname, pchunk->id);
2264 meshvertices = numvtxw;
2265 meshtriangles = numfaces;
2267 // load external .skin files if present
2268 skinfiles = Mod_LoadSkinFiles();
2269 if (loadmodel->numskins < 1)
2270 loadmodel->numskins = 1;
2271 loadmodel->num_bones = numbones;
2272 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
2273 loadmodel->num_textures = loadmodel->nummodelsurfaces = loadmodel->num_surfaces = nummatts;
2274 // do most allocations as one merged chunk
2275 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[14]) + sizeof(int[4]) + sizeof(float[4])) + loadmodel->num_poses * sizeof(float[36]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t));
2276 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
2277 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
2278 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
2279 loadmodel->surfmesh.num_vertices = meshvertices;
2280 loadmodel->surfmesh.num_triangles = meshtriangles;
2281 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
2282 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
2283 loadmodel->surfmesh.data_vertex3f = (float *)data;data += meshvertices * sizeof(float[3]);
2284 loadmodel->surfmesh.data_svector3f = (float *)data;data += meshvertices * sizeof(float[3]);
2285 loadmodel->surfmesh.data_tvector3f = (float *)data;data += meshvertices * sizeof(float[3]);
2286 loadmodel->surfmesh.data_normal3f = (float *)data;data += meshvertices * sizeof(float[3]);
2287 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
2288 loadmodel->surfmesh.data_vertexweightindex4i = (int *)data;data += meshvertices * sizeof(int[4]);
2289 loadmodel->surfmesh.data_vertexweightinfluence4f = (float *)data;data += meshvertices * sizeof(float[4]);
2290 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
2291 loadmodel->data_basebonepose = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
2292 loadmodel->data_baseboneposeinverse = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
2293 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
2294 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
2295 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
2297 for (i = 0;i < loadmodel->numskins;i++)
2299 loadmodel->skinscenes[i].firstframe = i;
2300 loadmodel->skinscenes[i].framecount = 1;
2301 loadmodel->skinscenes[i].loop = true;
2302 loadmodel->skinscenes[i].framerate = 10;
2306 for (index = 0, i = 0;index < nummatts;index++)
2308 // since psk models do not have named sections, reuse their shader name as the section name
2309 if (matts[index].name[0])
2310 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + index, skinfiles, matts[index].name, matts[index].name);
2312 for (j = 0;j < loadmodel->numskins;j++)
2313 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + index + j * loadmodel->num_surfaces, NULL);
2314 loadmodel->surfacelist[index] = index;
2315 loadmodel->data_surfaces[index].texture = loadmodel->data_textures + index;
2316 loadmodel->data_surfaces[index].num_firstvertex = 0;
2317 loadmodel->data_surfaces[index].num_vertices = loadmodel->surfmesh.num_vertices;
2320 // copy over the vertex locations and texcoords
2321 for (index = 0;index < numvtxw;index++)
2323 loadmodel->surfmesh.data_vertex3f[index*3+0] = pnts[vtxw[index].pntsindex].origin[0];
2324 loadmodel->surfmesh.data_vertex3f[index*3+1] = pnts[vtxw[index].pntsindex].origin[1];
2325 loadmodel->surfmesh.data_vertex3f[index*3+2] = pnts[vtxw[index].pntsindex].origin[2];
2326 loadmodel->surfmesh.data_texcoordtexture2f[index*2+0] = vtxw[index].texcoord[0];
2327 loadmodel->surfmesh.data_texcoordtexture2f[index*2+1] = vtxw[index].texcoord[1];
2330 // loading the faces is complicated because we need to sort them into surfaces by mattindex
2331 for (index = 0;index < numfaces;index++)
2332 loadmodel->data_surfaces[faces[index].mattindex].num_triangles++;
2333 for (index = 0, i = 0;index < nummatts;index++)
2335 loadmodel->data_surfaces[index].num_firsttriangle = i;
2336 i += loadmodel->data_surfaces[index].num_triangles;
2337 loadmodel->data_surfaces[index].num_triangles = 0;
2339 for (index = 0;index < numfaces;index++)
2341 i = (loadmodel->data_surfaces[faces[index].mattindex].num_firsttriangle + loadmodel->data_surfaces[faces[index].mattindex].num_triangles++)*3;
2342 loadmodel->surfmesh.data_element3i[i+0] = faces[index].vtxwindex[0];
2343 loadmodel->surfmesh.data_element3i[i+1] = faces[index].vtxwindex[1];
2344 loadmodel->surfmesh.data_element3i[i+2] = faces[index].vtxwindex[2];
2347 // copy over the bones
2348 for (index = 0;index < numbones;index++)
2350 strlcpy(loadmodel->data_bones[index].name, bones[index].name, sizeof(loadmodel->data_bones[index].name));
2351 loadmodel->data_bones[index].parent = (index || bones[index].parent > 0) ? bones[index].parent : -1;
2352 if (loadmodel->data_bones[index].parent >= index)
2353 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, index, index);
2356 // sort the psk point weights into the vertex weight tables
2357 // (which only accept up to 4 bones per vertex)
2358 for (index = 0;index < numvtxw;index++)
2362 for (j = 0;j < numrawweights;j++)
2364 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2366 int boneindex = rawweights[j].boneindex;
2367 float influence = rawweights[j].weight;
2368 for (l = 0;l < 4;l++)
2370 if (loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l] < influence)
2372 // move lower influence weights out of the way first
2374 for (l2 = 3;l2 > l;l2--)
2376 loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l2] = loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l2-1];
2377 loadmodel->surfmesh.data_vertexweightindex4i[index*4+l2] = loadmodel->surfmesh.data_vertexweightindex4i[index*4+l2-1];
2379 // store the new weight
2380 loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l] = influence;
2381 loadmodel->surfmesh.data_vertexweightindex4i[index*4+l] = boneindex;
2388 for (l = 0;l < 4;l++)
2389 sum += loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l];
2390 if (sum && fabs(sum - 1) > (1.0f / 256.0f))
2392 float f = 1.0f / sum;
2393 for (l = 0;l < 4;l++)
2394 loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l] *= f;
2398 // set up the animscenes based on the anims
2399 for (index = 0, i = 0;index < numanims;index++)
2401 for (j = 0;j < anims[index].numframes;j++, i++)
2403 dpsnprintf(loadmodel->animscenes[i].name, sizeof(loadmodel->animscenes[i].name), "%s_%d", anims[index].name, j);
2404 loadmodel->animscenes[i].firstframe = i;
2405 loadmodel->animscenes[i].framecount = 1;
2406 loadmodel->animscenes[i].loop = true;
2407 loadmodel->animscenes[i].framerate = 10;
2411 // load the poses from the animkeys
2412 for (index = 0;index < numanimkeys;index++)
2415 Mod_PSKMODEL_AnimKeyToMatrix(animkeys[index].origin, animkeys[index].quat, &matrix);
2416 loadmodel->data_poses[index*12+0] = matrix.m[0][0];
2417 loadmodel->data_poses[index*12+1] = matrix.m[0][1];
2418 loadmodel->data_poses[index*12+2] = matrix.m[0][2];
2419 loadmodel->data_poses[index*12+3] = matrix.m[0][3];
2420 loadmodel->data_poses[index*12+4] = matrix.m[1][0];
2421 loadmodel->data_poses[index*12+5] = matrix.m[1][1];
2422 loadmodel->data_poses[index*12+6] = matrix.m[1][2];
2423 loadmodel->data_poses[index*12+7] = matrix.m[1][3];
2424 loadmodel->data_poses[index*12+8] = matrix.m[2][0];
2425 loadmodel->data_poses[index*12+9] = matrix.m[2][1];
2426 loadmodel->data_poses[index*12+10] = matrix.m[2][2];
2427 loadmodel->data_poses[index*12+11] = matrix.m[2][3];
2429 Mod_FreeSkinFiles(skinfiles);
2430 Mem_Free(animfilebuffer);
2432 // compute all the mesh information that was not loaded from the file
2433 // TODO: honor smoothing groups somehow?
2434 Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
2435 Mod_BuildBaseBonePoses();
2436 Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, true);
2437 Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, true);
2438 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);