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 float mod_md3_sin[320];
34 void Mod_AliasInit (void)
37 Cvar_RegisterVariable(&r_skeletal_debugbone);
38 Cvar_RegisterVariable(&r_skeletal_debugbonecomponent);
39 Cvar_RegisterVariable(&r_skeletal_debugbonevalue);
40 Cvar_RegisterVariable(&r_skeletal_debugtranslatex);
41 Cvar_RegisterVariable(&r_skeletal_debugtranslatey);
42 Cvar_RegisterVariable(&r_skeletal_debugtranslatez);
43 for (i = 0;i < 320;i++)
44 mod_md3_sin[i] = sin(i * M_PI * 2.0f / 256.0);
47 void Mod_Alias_GetMesh_Vertices(const model_t *model, const frameblend_t *frameblend, float *vertex3f, float *normal3f, float *svector3f, float *tvector3f)
50 if (model->surfmesh.data_vertexweightindex4i)
52 // vertex weighted skeletal
54 float boneposerelative[MAX_BONES][12];
55 // interpolate matrices and concatenate them to their parents
56 for (i = 0;i < model->num_bones;i++)
59 float *matrix, m[12], bonepose[MAX_BONES][12];
60 for (k = 0;k < 12;k++)
62 for (blends = 0;blends < 4 && frameblend[blends].lerp > 0;blends++)
64 matrix = model->data_poses + (frameblend[blends].frame * model->num_bones + i) * 12;
65 for (k = 0;k < 12;k++)
66 m[k] += matrix[k] * frameblend[blends].lerp;
68 if (i == r_skeletal_debugbone.integer)
69 m[r_skeletal_debugbonecomponent.integer % 12] += r_skeletal_debugbonevalue.value;
70 m[3] *= r_skeletal_debugtranslatex.value;
71 m[7] *= r_skeletal_debugtranslatey.value;
72 m[11] *= r_skeletal_debugtranslatez.value;
73 if (model->data_bones[i].parent >= 0)
74 R_ConcatTransforms(bonepose[model->data_bones[i].parent], m, bonepose[i]);
76 for (k = 0;k < 12;k++)
77 bonepose[i][k] = m[k];
78 // create a relative deformation matrix to describe displacement
79 // from the base mesh, which is used by the actual weighting
80 R_ConcatTransforms(bonepose[i], model->data_baseboneposeinverse + i * 12, boneposerelative[i]);
82 // blend the vertex bone weights
83 // special case for the extremely common wf[0] == 1 because it saves 3 multiplies per array when compared to the other case (w[0] is always 1 if only one bone controls this vertex, artists only use multiple bones for certain special cases)
84 // special case for the first bone because it avoids the need to memset the arrays before filling
86 const float *v = model->surfmesh.data_vertex3f;
87 const int *wi = model->surfmesh.data_vertexweightindex4i;
88 const float *wf = model->surfmesh.data_vertexweightinfluence4f;
89 memset(vertex3f, 0, sizeof(float[3]) * model->surfmesh.num_vertices);
90 for (i = 0;i < model->surfmesh.num_vertices;i++, v += 3, wi += 4, wf += 4, vertex3f += 3)
94 const float *m = boneposerelative[wi[0]];
95 vertex3f[0] = (v[0] * m[0] + v[1] * m[1] + v[2] * m[ 2] + m[ 3]);
96 vertex3f[1] = (v[0] * m[4] + v[1] * m[5] + v[2] * m[ 6] + m[ 7]);
97 vertex3f[2] = (v[0] * m[8] + v[1] * m[9] + v[2] * m[10] + m[11]);
101 const float *m = boneposerelative[wi[0]];
103 vertex3f[0] = f * (v[0] * m[0] + v[1] * m[1] + v[2] * m[ 2] + m[ 3]);
104 vertex3f[1] = f * (v[0] * m[4] + v[1] * m[5] + v[2] * m[ 6] + m[ 7]);
105 vertex3f[2] = f * (v[0] * m[8] + v[1] * m[9] + v[2] * m[10] + m[11]);
106 for (k = 1;k < 4 && wf[k];k++)
108 const float *m = boneposerelative[wi[k]];
110 vertex3f[0] += f * (v[0] * m[0] + v[1] * m[1] + v[2] * m[ 2] + m[ 3]);
111 vertex3f[1] += f * (v[0] * m[4] + v[1] * m[5] + v[2] * m[ 6] + m[ 7]);
112 vertex3f[2] += f * (v[0] * m[8] + v[1] * m[9] + v[2] * m[10] + m[11]);
119 const float *n = model->surfmesh.data_normal3f;
120 const int *wi = model->surfmesh.data_vertexweightindex4i;
121 const float *wf = model->surfmesh.data_vertexweightinfluence4f;
122 memset(normal3f, 0, sizeof(float[3]) * model->surfmesh.num_vertices);
123 for (i = 0;i < model->surfmesh.num_vertices;i++, n += 3, wi += 4, wf += 4, normal3f += 3)
127 const float *m = boneposerelative[wi[0]];
128 normal3f[0] = (n[0] * m[0] + n[1] * m[1] + n[2] * m[ 2]);
129 normal3f[1] = (n[0] * m[4] + n[1] * m[5] + n[2] * m[ 6]);
130 normal3f[2] = (n[0] * m[8] + n[1] * m[9] + n[2] * m[10]);
134 const float *m = boneposerelative[wi[0]];
136 normal3f[0] = f * (n[0] * m[0] + n[1] * m[1] + n[2] * m[ 2]);
137 normal3f[1] = f * (n[0] * m[4] + n[1] * m[5] + n[2] * m[ 6]);
138 normal3f[2] = f * (n[0] * m[8] + n[1] * m[9] + n[2] * m[10]);
139 for (k = 1;k < 4 && wf[k];k++)
141 const float *m = boneposerelative[wi[k]];
143 normal3f[0] += f * (n[0] * m[0] + n[1] * m[1] + n[2] * m[ 2]);
144 normal3f[1] += f * (n[0] * m[4] + n[1] * m[5] + n[2] * m[ 6]);
145 normal3f[2] += f * (n[0] * m[8] + n[1] * m[9] + n[2] * m[10]);
152 const float *sv = model->surfmesh.data_svector3f;
153 const int *wi = model->surfmesh.data_vertexweightindex4i;
154 const float *wf = model->surfmesh.data_vertexweightinfluence4f;
155 memset(svector3f, 0, sizeof(float[3]) * model->surfmesh.num_vertices);
156 for (i = 0;i < model->surfmesh.num_vertices;i++, sv += 3, wi += 4, wf += 4, svector3f += 3)
160 const float *m = boneposerelative[wi[0]];
161 svector3f[0] = (sv[0] * m[0] + sv[1] * m[1] + sv[2] * m[ 2]);
162 svector3f[1] = (sv[0] * m[4] + sv[1] * m[5] + sv[2] * m[ 6]);
163 svector3f[2] = (sv[0] * m[8] + sv[1] * m[9] + sv[2] * m[10]);
167 const float *m = boneposerelative[wi[0]];
169 svector3f[0] = f * (sv[0] * m[0] + sv[1] * m[1] + sv[2] * m[ 2]);
170 svector3f[1] = f * (sv[0] * m[4] + sv[1] * m[5] + sv[2] * m[ 6]);
171 svector3f[2] = f * (sv[0] * m[8] + sv[1] * m[9] + sv[2] * m[10]);
172 for (k = 1;k < 4 && wf[k];k++)
174 const float *m = boneposerelative[wi[k]];
176 svector3f[0] += f * (sv[0] * m[0] + sv[1] * m[1] + sv[2] * m[ 2]);
177 svector3f[1] += f * (sv[0] * m[4] + sv[1] * m[5] + sv[2] * m[ 6]);
178 svector3f[2] += f * (sv[0] * m[8] + sv[1] * m[9] + sv[2] * m[10]);
185 const float *tv = model->surfmesh.data_tvector3f;
186 const int *wi = model->surfmesh.data_vertexweightindex4i;
187 const float *wf = model->surfmesh.data_vertexweightinfluence4f;
188 memset(tvector3f, 0, sizeof(float[3]) * model->surfmesh.num_vertices);
189 for (i = 0;i < model->surfmesh.num_vertices;i++, tv += 3, wi += 4, wf += 4, tvector3f += 3)
193 const float *m = boneposerelative[wi[0]];
194 tvector3f[0] = (tv[0] * m[0] + tv[1] * m[1] + tv[2] * m[ 2]);
195 tvector3f[1] = (tv[0] * m[4] + tv[1] * m[5] + tv[2] * m[ 6]);
196 tvector3f[2] = (tv[0] * m[8] + tv[1] * m[9] + tv[2] * m[10]);
200 const float *m = boneposerelative[wi[0]];
202 tvector3f[0] = f * (tv[0] * m[0] + tv[1] * m[1] + tv[2] * m[ 2]);
203 tvector3f[1] = f * (tv[0] * m[4] + tv[1] * m[5] + tv[2] * m[ 6]);
204 tvector3f[2] = f * (tv[0] * m[8] + tv[1] * m[9] + tv[2] * m[10]);
205 for (k = 1;k < 4 && wf[k];k++)
207 const float *m = boneposerelative[wi[k]];
209 tvector3f[0] += f * (tv[0] * m[0] + tv[1] * m[1] + tv[2] * m[ 2]);
210 tvector3f[1] += f * (tv[0] * m[4] + tv[1] * m[5] + tv[2] * m[ 6]);
211 tvector3f[2] += f * (tv[0] * m[8] + tv[1] * m[9] + tv[2] * m[10]);
217 else if (model->surfmesh.data_morphmd3vertex)
220 int i, numblends, blendnum;
221 int numverts = model->surfmesh.num_vertices;
223 for (blendnum = 0;blendnum < 4;blendnum++)
225 //VectorMA(translate, model->surfmesh.num_morphmdlframetranslate, frameblend[blendnum].lerp, translate);
226 if (frameblend[blendnum].lerp > 0)
227 numblends = blendnum + 1;
229 // special case for the first blend because it avoids some adds and the need to memset the arrays first
230 for (blendnum = 0;blendnum < numblends;blendnum++)
232 const md3vertex_t *verts = model->surfmesh.data_morphmd3vertex + numverts * frameblend[blendnum].frame;
233 float scale = frameblend[blendnum].lerp * (1.0f / 64.0f);
236 for (i = 0;i < numverts;i++)
238 vertex3f[i * 3 + 0] = verts[i].origin[0] * scale;
239 vertex3f[i * 3 + 1] = verts[i].origin[1] * scale;
240 vertex3f[i * 3 + 2] = verts[i].origin[2] * scale;
245 for (i = 0;i < numverts;i++)
247 vertex3f[i * 3 + 0] += verts[i].origin[0] * scale;
248 vertex3f[i * 3 + 1] += verts[i].origin[1] * scale;
249 vertex3f[i * 3 + 2] += verts[i].origin[2] * scale;
252 // the yaw and pitch stored in md3 models are 8bit quantized angles
253 // (0-255), and as such a lookup table is very well suited to
254 // decoding them, and since cosine is equivilant to sine with an
255 // extra 45 degree rotation, this uses one lookup table for both
256 // sine and cosine with a +64 bias to get cosine.
259 float lerp = frameblend[blendnum].lerp;
262 for (i = 0;i < numverts;i++)
264 normal3f[i * 3 + 0] = mod_md3_sin[verts[i].yaw + 64] * mod_md3_sin[verts[i].pitch ] * lerp;
265 normal3f[i * 3 + 1] = mod_md3_sin[verts[i].yaw ] * mod_md3_sin[verts[i].pitch ] * lerp;
266 normal3f[i * 3 + 2] = mod_md3_sin[verts[i].pitch + 64] * lerp;
271 for (i = 0;i < numverts;i++)
273 normal3f[i * 3 + 0] += mod_md3_sin[verts[i].yaw + 64] * mod_md3_sin[verts[i].pitch ] * lerp;
274 normal3f[i * 3 + 1] += mod_md3_sin[verts[i].yaw ] * mod_md3_sin[verts[i].pitch ] * lerp;
275 normal3f[i * 3 + 2] += mod_md3_sin[verts[i].pitch + 64] * lerp;
280 // md3 model vertices do not include tangents, so we have to generate them (extremely slow)
283 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);
285 else if (model->surfmesh.data_morphmdlvertex)
288 int i, numblends, blendnum;
289 int numverts = model->surfmesh.num_vertices;
291 VectorClear(translate);
293 // blend the frame translates to avoid redundantly doing so on each vertex
294 // (a bit of a brain twister but it works)
295 for (blendnum = 0;blendnum < 4;blendnum++)
297 if (model->surfmesh.data_morphmd2framesize6f)
298 VectorMA(translate, frameblend[blendnum].lerp, model->surfmesh.data_morphmd2framesize6f + frameblend[blendnum].frame * 6 + 3, translate);
300 VectorMA(translate, frameblend[blendnum].lerp, model->surfmesh.num_morphmdlframetranslate, translate);
301 if (frameblend[blendnum].lerp > 0)
302 numblends = blendnum + 1;
304 // special case for the first blend because it avoids some adds and the need to memset the arrays first
305 for (blendnum = 0;blendnum < numblends;blendnum++)
307 const trivertx_t *verts = model->surfmesh.data_morphmdlvertex + numverts * frameblend[blendnum].frame;
309 if (model->surfmesh.data_morphmd2framesize6f)
310 VectorScale(model->surfmesh.data_morphmd2framesize6f + frameblend[blendnum].frame * 6, frameblend[blendnum].lerp, scale);
312 VectorScale(model->surfmesh.num_morphmdlframescale, frameblend[blendnum].lerp, scale);
315 for (i = 0;i < numverts;i++)
317 vertex3f[i * 3 + 0] = translate[0] + verts[i].v[0] * scale[0];
318 vertex3f[i * 3 + 1] = translate[1] + verts[i].v[1] * scale[1];
319 vertex3f[i * 3 + 2] = translate[2] + verts[i].v[2] * scale[2];
324 for (i = 0;i < numverts;i++)
326 vertex3f[i * 3 + 0] += verts[i].v[0] * scale[0];
327 vertex3f[i * 3 + 1] += verts[i].v[1] * scale[1];
328 vertex3f[i * 3 + 2] += verts[i].v[2] * scale[2];
331 // the vertex normals in mdl models are an index into a table of
332 // 162 unique values, this very crude quantization reduces the
333 // vertex normal to only one byte, which saves a lot of space but
334 // also makes lighting pretty coarse
337 float lerp = frameblend[blendnum].lerp;
340 for (i = 0;i < numverts;i++)
342 const float *vn = m_bytenormals[verts[i].lightnormalindex];
343 VectorScale(vn, lerp, normal3f + i*3);
348 for (i = 0;i < numverts;i++)
350 const float *vn = m_bytenormals[verts[i].lightnormalindex];
351 VectorMA(normal3f + i*3, lerp, vn, normal3f + i*3);
358 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);
361 Host_Error("model %s has no skeletal or vertex morph animation data", model->name);
364 int Mod_Alias_GetTagMatrix(const model_t *model, int poseframe, int tagindex, matrix4x4_t *outmatrix)
366 const float *boneframe;
367 float tempbonematrix[12], bonematrix[12];
368 *outmatrix = identitymatrix;
369 if (model->num_bones)
371 if (tagindex < 0 || tagindex >= model->num_bones)
373 if (poseframe >= model->num_poses)
375 boneframe = model->data_poses + poseframe * model->num_bones * 12;
376 memcpy(bonematrix, boneframe + tagindex * 12, sizeof(float[12]));
377 while (model->data_bones[tagindex].parent >= 0)
379 memcpy(tempbonematrix, bonematrix, sizeof(float[12]));
380 R_ConcatTransforms(boneframe + model->data_bones[tagindex].parent * 12, tempbonematrix, bonematrix);
381 tagindex = model->data_bones[tagindex].parent;
383 Matrix4x4_FromArray12FloatD3D(outmatrix, bonematrix);
385 else if (model->num_tags)
387 if (tagindex < 0 || tagindex >= model->num_tags)
389 if (poseframe >= model->num_tagframes)
391 Matrix4x4_FromArray12FloatGL(outmatrix, model->data_tags[poseframe * model->num_tags + tagindex].matrixgl);
396 int Mod_Alias_GetTagIndexForName(const model_t *model, unsigned int skin, const char *tagname)
399 if (model->data_overridetagnamesforskin && skin < (unsigned int)model->numskins && model->data_overridetagnamesforskin[(unsigned int)skin].num_overridetagnames)
400 for (i = 0;i < model->data_overridetagnamesforskin[skin].num_overridetagnames;i++)
401 if (!strcasecmp(tagname, model->data_overridetagnamesforskin[skin].data_overridetagnames[i].name))
403 if (model->num_bones)
404 for (i = 0;i < model->num_bones;i++)
405 if (!strcasecmp(tagname, model->data_bones[i].name))
408 for (i = 0;i < model->num_tags;i++)
409 if (!strcasecmp(tagname, model->data_tags[i].name))
414 static void Mod_BuildBaseBonePoses(void)
418 float *basebonepose = Mem_Alloc(tempmempool, loadmodel->num_bones * sizeof(float[12]));
419 float *in12f = loadmodel->data_poses;
420 float *out12f = basebonepose;
421 float *outinv12f = loadmodel->data_baseboneposeinverse;
422 for (i = 0;i < loadmodel->num_bones;i++, in12f += 12, out12f += 12, outinv12f += 12)
424 if (loadmodel->data_bones[i].parent >= 0)
425 R_ConcatTransforms(basebonepose + 12 * loadmodel->data_bones[i].parent, in12f, out12f);
427 for (k = 0;k < 12;k++)
428 out12f[k] = in12f[k];
432 // we only support uniform scaling, so assume the first row is enough
433 // (note the lack of sqrt here, because we're trying to undo the scaling,
434 // this means multiplying by the inverse scale twice - squaring it, which
435 // makes the sqrt a waste of time)
436 scale = 1.0 / (out12f[ 0] * out12f[ 0] + out12f[ 1] * out12f[ 1] + out12f[ 2] * out12f[ 2]);
438 // invert the rotation by transposing and multiplying by the squared
439 // recipricol of the input matrix scale as described above
440 outinv12f[ 0] = (float)(out12f[ 0] * scale);
441 outinv12f[ 1] = (float)(out12f[ 4] * scale);
442 outinv12f[ 2] = (float)(out12f[ 8] * scale);
443 outinv12f[ 4] = (float)(out12f[ 1] * scale);
444 outinv12f[ 5] = (float)(out12f[ 5] * scale);
445 outinv12f[ 6] = (float)(out12f[ 9] * scale);
446 outinv12f[ 8] = (float)(out12f[ 2] * scale);
447 outinv12f[ 9] = (float)(out12f[ 6] * scale);
448 outinv12f[10] = (float)(out12f[10] * scale);
450 // invert the translate
451 outinv12f[ 3] = -(out12f[ 3] * outinv12f[ 0] + out12f[ 7] * outinv12f[ 1] + out12f[11] * outinv12f[ 2]);
452 outinv12f[ 7] = -(out12f[ 3] * outinv12f[ 4] + out12f[ 7] * outinv12f[ 5] + out12f[11] * outinv12f[ 6]);
453 outinv12f[11] = -(out12f[ 3] * outinv12f[ 8] + out12f[ 7] * outinv12f[ 9] + out12f[11] * outinv12f[10]);
455 Mem_Free(basebonepose);
458 static void Mod_Alias_CalculateBoundingBox(void)
462 qboolean firstvertex = true;
463 float dist, yawradius, radius;
466 frameblend_t frameblend[4];
467 memset(frameblend, 0, sizeof(frameblend));
468 frameblend[0].lerp = 1;
469 vertex3f = Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(float[3]));
470 VectorClear(loadmodel->normalmins);
471 VectorClear(loadmodel->normalmaxs);
474 for (i = 0;i < loadmodel->numframes;i++)
476 for (j = 0, frameblend[0].frame = loadmodel->animscenes[i].firstframe;j < loadmodel->animscenes[i].framecount;j++, frameblend[0].frame++)
478 Mod_Alias_GetMesh_Vertices(loadmodel, frameblend, vertex3f, NULL, NULL, NULL);
479 for (vnum = 0, v = vertex3f;vnum < loadmodel->surfmesh.num_vertices;vnum++, v += 3)
484 VectorCopy(v, loadmodel->normalmins);
485 VectorCopy(v, loadmodel->normalmaxs);
489 if (loadmodel->normalmins[0] > v[0]) loadmodel->normalmins[0] = v[0];
490 if (loadmodel->normalmins[1] > v[1]) loadmodel->normalmins[1] = v[1];
491 if (loadmodel->normalmins[2] > v[2]) loadmodel->normalmins[2] = v[2];
492 if (loadmodel->normalmaxs[0] < v[0]) loadmodel->normalmaxs[0] = v[0];
493 if (loadmodel->normalmaxs[1] < v[1]) loadmodel->normalmaxs[1] = v[1];
494 if (loadmodel->normalmaxs[2] < v[2]) loadmodel->normalmaxs[2] = v[2];
496 dist = v[0] * v[0] + v[1] * v[1];
497 if (yawradius < dist)
506 radius = sqrt(radius);
507 yawradius = sqrt(yawradius);
508 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -yawradius;
509 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = yawradius;
510 loadmodel->yawmins[2] = loadmodel->normalmins[2];
511 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
512 loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -radius;
513 loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = radius;
514 loadmodel->radius = radius;
515 loadmodel->radius2 = radius * radius;
518 static void Mod_Alias_Mesh_CompileFrameZero(void)
520 frameblend_t frameblend[4] = {{0, 1}, {0, 0}, {0, 0}, {0, 0}};
521 loadmodel->surfmesh.data_vertex3f = (float *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(float[3][4]));
522 loadmodel->surfmesh.data_svector3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 3;
523 loadmodel->surfmesh.data_tvector3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 6;
524 loadmodel->surfmesh.data_normal3f = loadmodel->surfmesh.data_vertex3f + loadmodel->surfmesh.num_vertices * 9;
525 Mod_Alias_GetMesh_Vertices(loadmodel, frameblend, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f);
528 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)
531 float segmentmins[3], segmentmaxs[3];
532 frameblend_t frameblend[4];
534 static int maxvertices = 0;
535 static float *vertex3f = NULL;
536 memset(trace, 0, sizeof(*trace));
538 trace->realfraction = 1;
539 trace->hitsupercontentsmask = hitsupercontentsmask;
540 memset(frameblend, 0, sizeof(frameblend));
541 frameblend[0].frame = frame;
542 frameblend[0].lerp = 1;
543 if (maxvertices < model->surfmesh.num_vertices)
547 maxvertices = (model->surfmesh.num_vertices + 255) & ~255;
548 vertex3f = (float *)Z_Malloc(maxvertices * sizeof(float[3]));
550 if (VectorLength2(boxmins) + VectorLength2(boxmaxs) == 0)
553 segmentmins[0] = min(start[0], end[0]) - 1;
554 segmentmins[1] = min(start[1], end[1]) - 1;
555 segmentmins[2] = min(start[2], end[2]) - 1;
556 segmentmaxs[0] = max(start[0], end[0]) + 1;
557 segmentmaxs[1] = max(start[1], end[1]) + 1;
558 segmentmaxs[2] = max(start[2], end[2]) + 1;
559 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
561 Mod_Alias_GetMesh_Vertices(model, frameblend, vertex3f, NULL, NULL, NULL);
562 Collision_TraceLineTriangleMeshFloat(trace, start, end, model->surfmesh.num_triangles, model->surfmesh.data_element3i, vertex3f, SUPERCONTENTS_SOLID, 0, surface->texture, segmentmins, segmentmaxs);
567 // box trace, performed as brush trace
568 colbrushf_t *thisbrush_start, *thisbrush_end;
569 vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
570 segmentmins[0] = min(start[0], end[0]) + boxmins[0] - 1;
571 segmentmins[1] = min(start[1], end[1]) + boxmins[1] - 1;
572 segmentmins[2] = min(start[2], end[2]) + boxmins[2] - 1;
573 segmentmaxs[0] = max(start[0], end[0]) + boxmaxs[0] + 1;
574 segmentmaxs[1] = max(start[1], end[1]) + boxmaxs[1] + 1;
575 segmentmaxs[2] = max(start[2], end[2]) + boxmaxs[2] + 1;
576 VectorAdd(start, boxmins, boxstartmins);
577 VectorAdd(start, boxmaxs, boxstartmaxs);
578 VectorAdd(end, boxmins, boxendmins);
579 VectorAdd(end, boxmaxs, boxendmaxs);
580 thisbrush_start = Collision_BrushForBox(&identitymatrix, boxstartmins, boxstartmaxs, 0, 0, NULL);
581 thisbrush_end = Collision_BrushForBox(&identitymatrix, boxendmins, boxendmaxs, 0, 0, NULL);
582 for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
584 if (maxvertices < model->surfmesh.num_vertices)
588 maxvertices = (model->surfmesh.num_vertices + 255) & ~255;
589 vertex3f = (float *)Z_Malloc(maxvertices * sizeof(float[3]));
591 Mod_Alias_GetMesh_Vertices(model, frameblend, vertex3f, NULL, NULL, NULL);
592 Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, model->surfmesh.num_triangles, model->surfmesh.data_element3i, vertex3f, SUPERCONTENTS_SOLID, 0, surface->texture, segmentmins, segmentmaxs);
597 static void Mod_ConvertAliasVerts (int inverts, trivertx_t *v, trivertx_t *out, int *vertremap)
600 for (i = 0;i < inverts;i++)
602 if (vertremap[i] < 0 && vertremap[i+inverts] < 0) // only used vertices need apply...
604 j = vertremap[i]; // not onseam
607 j = vertremap[i+inverts]; // onseam
613 static void Mod_MDL_LoadFrames (unsigned char* datapointer, int inverts, int *vertremap)
615 int i, f, pose, groupframes;
617 daliasframetype_t *pframetype;
618 daliasframe_t *pinframe;
619 daliasgroup_t *group;
620 daliasinterval_t *intervals;
623 scene = loadmodel->animscenes;
624 for (f = 0;f < loadmodel->numframes;f++)
626 pframetype = (daliasframetype_t *)datapointer;
627 datapointer += sizeof(daliasframetype_t);
628 if (LittleLong (pframetype->type) == ALIAS_SINGLE)
630 // a single frame is still treated as a group
637 group = (daliasgroup_t *)datapointer;
638 datapointer += sizeof(daliasgroup_t);
639 groupframes = LittleLong (group->numframes);
641 // intervals (time per frame)
642 intervals = (daliasinterval_t *)datapointer;
643 datapointer += sizeof(daliasinterval_t) * groupframes;
645 interval = LittleFloat (intervals->interval); // FIXME: support variable framerate groups
646 if (interval < 0.01f)
648 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
653 // get scene name from first frame
654 pinframe = (daliasframe_t *)datapointer;
656 strlcpy(scene->name, pinframe->name, sizeof(scene->name));
657 scene->firstframe = pose;
658 scene->framecount = groupframes;
659 scene->framerate = 1.0f / interval;
664 for (i = 0;i < groupframes;i++)
666 pinframe = (daliasframe_t *)datapointer;
667 datapointer += sizeof(daliasframe_t);
668 Mod_ConvertAliasVerts(inverts, (trivertx_t *)datapointer, loadmodel->surfmesh.data_morphmdlvertex + pose * loadmodel->surfmesh.num_vertices, vertremap);
669 datapointer += sizeof(trivertx_t) * inverts;
675 static void Mod_BuildAliasSkinFromSkinFrame(texture_t *texture, skinframe_t *skinframe)
677 if (cls.state == ca_dedicated)
681 skinframe = R_SkinFrame_LoadMissing();
682 memset(texture, 0, sizeof(*texture));
683 texture->currentframe = texture;
684 //texture->animated = false;
685 texture->numskinframes = 1;
686 texture->skinframerate = 1;
687 texture->skinframes[0] = skinframe;
688 texture->currentskinframe = skinframe;
689 //texture->backgroundnumskinframes = 0;
690 //texture->customblendfunc[0] = 0;
691 //texture->customblendfunc[1] = 0;
692 //texture->surfaceflags = 0;
693 //texture->supercontents = 0;
694 //texture->surfaceparms = 0;
695 //texture->textureflags = 0;
697 texture->basematerialflags = MATERIALFLAG_WALL;
698 if (texture->currentskinframe->fog)
699 texture->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW;
700 texture->currentmaterialflags = texture->basematerialflags;
703 static void Mod_BuildAliasSkinsFromSkinFiles(texture_t *skin, skinfile_t *skinfile, char *meshname, char *shadername)
706 skinfileitem_t *skinfileitem;
707 skinframe_t *tempskinframe;
710 // the skin += loadmodel->num_surfaces part of this is because data_textures on alias models is arranged as [numskins][numsurfaces]
711 for (i = 0;skinfile;skinfile = skinfile->next, i++, skin += loadmodel->num_surfaces)
713 memset(skin, 0, sizeof(*skin));
715 for (skinfileitem = skinfile->items;skinfileitem;skinfileitem = skinfileitem->next)
717 // leave the skin unitialized (nodraw) if the replacement is "common/nodraw" or "textures/common/nodraw"
718 if (!strcmp(skinfileitem->name, meshname) && strcmp(skinfileitem->replacement, "common/nodraw") && strcmp(skinfileitem->replacement, "textures/common/nodraw"))
720 if (!Mod_LoadTextureFromQ3Shader(skin, skinfileitem->replacement, false, false, true))
722 tempskinframe = R_SkinFrame_LoadExternal(skinfileitem->replacement, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, false);
724 if (cls.state != ca_dedicated)
725 Con_DPrintf("mesh \"%s\": failed to load skin #%i \"%s\"\n", meshname, i, skinfileitem->replacement);
726 Mod_BuildAliasSkinFromSkinFrame(skin, tempskinframe);
733 // don't render unmentioned meshes
734 Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
735 skin->basematerialflags = skin->currentmaterialflags = 0;
741 if (!Mod_LoadTextureFromQ3Shader(skin, shadername, false, false, true))
743 tempskinframe = R_SkinFrame_LoadExternal(shadername, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, false);
745 if (cls.state != ca_dedicated)
746 Con_Printf("Can't find texture \"%s\" for mesh \"%s\", using grey checkerboard\n", shadername, meshname);
747 Mod_BuildAliasSkinFromSkinFrame(skin, tempskinframe);
752 #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);
753 #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);
754 void Mod_IDP0_Load(model_t *mod, void *buffer, void *bufferend)
756 int i, j, version, totalskins, skinwidth, skinheight, groupframes, groupskins, numverts;
757 float scales, scalet, interval;
761 stvert_t *pinstverts;
762 dtriangle_t *pintriangles;
763 daliasskintype_t *pinskintype;
764 daliasskingroup_t *pinskingroup;
765 daliasskininterval_t *pinskinintervals;
766 daliasframetype_t *pinframetype;
767 daliasgroup_t *pinframegroup;
768 unsigned char *datapointer, *startframes, *startskins;
769 char name[MAX_QPATH];
770 skinframe_t *tempskinframe;
771 animscene_t *tempskinscenes;
772 texture_t *tempaliasskins;
774 int *vertonseam, *vertremap;
775 skinfile_t *skinfiles;
777 datapointer = (unsigned char *)buffer;
778 pinmodel = (mdl_t *)datapointer;
779 datapointer += sizeof(mdl_t);
781 version = LittleLong (pinmodel->version);
782 if (version != ALIAS_VERSION)
783 Host_Error ("%s has wrong version number (%i should be %i)",
784 loadmodel->name, version, ALIAS_VERSION);
786 loadmodel->modeldatatypestring = "MDL";
788 loadmodel->type = mod_alias;
789 loadmodel->DrawSky = NULL;
790 loadmodel->Draw = R_Q1BSP_Draw;
791 loadmodel->DrawDepth = R_Q1BSP_DrawDepth;
792 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
793 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
794 loadmodel->DrawLight = R_Q1BSP_DrawLight;
795 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
797 loadmodel->num_surfaces = 1;
798 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
799 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int));
800 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
801 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
802 loadmodel->surfacelist[0] = 0;
804 loadmodel->numskins = LittleLong(pinmodel->numskins);
805 BOUNDI(loadmodel->numskins,0,65536);
806 skinwidth = LittleLong (pinmodel->skinwidth);
807 BOUNDI(skinwidth,0,65536);
808 skinheight = LittleLong (pinmodel->skinheight);
809 BOUNDI(skinheight,0,65536);
810 numverts = LittleLong(pinmodel->numverts);
811 BOUNDI(numverts,0,65536);
812 loadmodel->surfmesh.num_triangles = LittleLong(pinmodel->numtris);
813 BOUNDI(loadmodel->surfmesh.num_triangles,0,65536);
814 loadmodel->numframes = LittleLong(pinmodel->numframes);
815 BOUNDI(loadmodel->numframes,0,65536);
816 loadmodel->synctype = (synctype_t)LittleLong (pinmodel->synctype);
817 BOUNDI(loadmodel->synctype,0,2);
818 // convert model flags to EF flags (MF_ROCKET becomes EF_ROCKET, etc)
819 i = LittleLong (pinmodel->flags);
820 loadmodel->effects = ((i & 255) << 24) | (i & 0x00FFFF00);
822 for (i = 0;i < 3;i++)
824 loadmodel->surfmesh.num_morphmdlframescale[i] = LittleFloat (pinmodel->scale[i]);
825 loadmodel->surfmesh.num_morphmdlframetranslate[i] = LittleFloat (pinmodel->scale_origin[i]);
828 startskins = datapointer;
830 for (i = 0;i < loadmodel->numskins;i++)
832 pinskintype = (daliasskintype_t *)datapointer;
833 datapointer += sizeof(daliasskintype_t);
834 if (LittleLong(pinskintype->type) == ALIAS_SKIN_SINGLE)
838 pinskingroup = (daliasskingroup_t *)datapointer;
839 datapointer += sizeof(daliasskingroup_t);
840 groupskins = LittleLong(pinskingroup->numskins);
841 datapointer += sizeof(daliasskininterval_t) * groupskins;
844 for (j = 0;j < groupskins;j++)
846 datapointer += skinwidth * skinheight;
851 pinstverts = (stvert_t *)datapointer;
852 datapointer += sizeof(stvert_t) * numverts;
854 pintriangles = (dtriangle_t *)datapointer;
855 datapointer += sizeof(dtriangle_t) * loadmodel->surfmesh.num_triangles;
857 startframes = datapointer;
858 loadmodel->surfmesh.num_morphframes = 0;
859 for (i = 0;i < loadmodel->numframes;i++)
861 pinframetype = (daliasframetype_t *)datapointer;
862 datapointer += sizeof(daliasframetype_t);
863 if (LittleLong (pinframetype->type) == ALIAS_SINGLE)
867 pinframegroup = (daliasgroup_t *)datapointer;
868 datapointer += sizeof(daliasgroup_t);
869 groupframes = LittleLong(pinframegroup->numframes);
870 datapointer += sizeof(daliasinterval_t) * groupframes;
873 for (j = 0;j < groupframes;j++)
875 datapointer += sizeof(daliasframe_t);
876 datapointer += sizeof(trivertx_t) * numverts;
877 loadmodel->surfmesh.num_morphframes++;
881 // store texture coordinates into temporary array, they will be stored
882 // after usage is determined (triangle data)
883 vertst = (float *)Mem_Alloc(tempmempool, numverts * 2 * sizeof(float[2]));
884 vertremap = (int *)Mem_Alloc(tempmempool, numverts * 3 * sizeof(int));
885 vertonseam = vertremap + numverts * 2;
887 scales = 1.0 / skinwidth;
888 scalet = 1.0 / skinheight;
889 for (i = 0;i < numverts;i++)
891 vertonseam[i] = LittleLong(pinstverts[i].onseam);
892 vertst[i*2+0] = (LittleLong(pinstverts[i].s) + 0.5) * scales;
893 vertst[i*2+1] = (LittleLong(pinstverts[i].t) + 0.5) * scalet;
894 vertst[(i+numverts)*2+0] = vertst[i*2+0] + 0.5;
895 vertst[(i+numverts)*2+1] = vertst[i*2+1];
898 // load triangle data
899 loadmodel->surfmesh.data_element3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * loadmodel->surfmesh.num_triangles);
901 // read the triangle elements
902 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
903 for (j = 0;j < 3;j++)
904 loadmodel->surfmesh.data_element3i[i*3+j] = LittleLong(pintriangles[i].vertindex[j]);
905 // validate (note numverts is used because this is the original data)
906 Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, numverts, __FILE__, __LINE__);
907 // now butcher the elements according to vertonseam and tri->facesfront
908 // and then compact the vertex set to remove duplicates
909 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
910 if (!LittleLong(pintriangles[i].facesfront)) // backface
911 for (j = 0;j < 3;j++)
912 if (vertonseam[loadmodel->surfmesh.data_element3i[i*3+j]])
913 loadmodel->surfmesh.data_element3i[i*3+j] += numverts;
915 // (this uses vertremap to count usage to save some memory)
916 for (i = 0;i < numverts*2;i++)
918 for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
919 vertremap[loadmodel->surfmesh.data_element3i[i]]++;
920 // build remapping table and compact array
921 loadmodel->surfmesh.num_vertices = 0;
922 for (i = 0;i < numverts*2;i++)
926 vertremap[i] = loadmodel->surfmesh.num_vertices;
927 vertst[loadmodel->surfmesh.num_vertices*2+0] = vertst[i*2+0];
928 vertst[loadmodel->surfmesh.num_vertices*2+1] = vertst[i*2+1];
929 loadmodel->surfmesh.num_vertices++;
932 vertremap[i] = -1; // not used at all
934 // remap the elements to the new vertex set
935 for (i = 0;i < loadmodel->surfmesh.num_triangles * 3;i++)
936 loadmodel->surfmesh.data_element3i[i] = vertremap[loadmodel->surfmesh.data_element3i[i]];
937 // store the texture coordinates
938 loadmodel->surfmesh.data_texcoordtexture2f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[2]) * loadmodel->surfmesh.num_vertices);
939 for (i = 0;i < loadmodel->surfmesh.num_vertices;i++)
941 loadmodel->surfmesh.data_texcoordtexture2f[i*2+0] = vertst[i*2+0];
942 loadmodel->surfmesh.data_texcoordtexture2f[i*2+1] = vertst[i*2+1];
946 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
947 loadmodel->surfmesh.data_morphmdlvertex = (trivertx_t *)Mem_Alloc(loadmodel->mempool, sizeof(trivertx_t) * loadmodel->surfmesh.num_morphframes * loadmodel->surfmesh.num_vertices);
948 loadmodel->surfmesh.data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_triangles * sizeof(int[3]));
949 Mod_MDL_LoadFrames (startframes, numverts, vertremap);
950 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
951 Mod_Alias_CalculateBoundingBox();
952 Mod_Alias_Mesh_CompileFrameZero();
958 skinfiles = Mod_LoadSkinFiles();
959 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numskins * sizeof(animscene_t));
960 loadmodel->num_textures = loadmodel->num_surfaces * totalskins;
961 loadmodel->num_texturesperskin = loadmodel->num_surfaces;
962 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
965 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
966 Mod_FreeSkinFiles(skinfiles);
967 for (i = 0;i < loadmodel->numskins;i++)
969 loadmodel->skinscenes[i].firstframe = i;
970 loadmodel->skinscenes[i].framecount = 1;
971 loadmodel->skinscenes[i].loop = true;
972 loadmodel->skinscenes[i].framerate = 10;
978 datapointer = startskins;
979 for (i = 0;i < loadmodel->numskins;i++)
981 pinskintype = (daliasskintype_t *)datapointer;
982 datapointer += sizeof(daliasskintype_t);
984 if (pinskintype->type == ALIAS_SKIN_SINGLE)
991 pinskingroup = (daliasskingroup_t *)datapointer;
992 datapointer += sizeof(daliasskingroup_t);
994 groupskins = LittleLong (pinskingroup->numskins);
996 pinskinintervals = (daliasskininterval_t *)datapointer;
997 datapointer += sizeof(daliasskininterval_t) * groupskins;
999 interval = LittleFloat(pinskinintervals[0].interval);
1000 if (interval < 0.01f)
1002 Con_Printf("%s has an invalid interval %f, changing to 0.1\n", loadmodel->name, interval);
1007 sprintf(loadmodel->skinscenes[i].name, "skin %i", i);
1008 loadmodel->skinscenes[i].firstframe = totalskins;
1009 loadmodel->skinscenes[i].framecount = groupskins;
1010 loadmodel->skinscenes[i].framerate = 1.0f / interval;
1011 loadmodel->skinscenes[i].loop = true;
1013 for (j = 0;j < groupskins;j++)
1016 sprintf (name, "%s_%i_%i", loadmodel->name, i, j);
1018 sprintf (name, "%s_%i", loadmodel->name, i);
1019 if (!Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, name, false, false, true))
1021 tempskinframe = R_SkinFrame_LoadExternal(name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, false);
1023 tempskinframe = R_SkinFrame_LoadInternal(name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_PICMIP, true, r_fullbrights.integer, (unsigned char *)datapointer, skinwidth, skinheight, 8, NULL, NULL);
1024 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, tempskinframe);
1026 datapointer += skinwidth * skinheight;
1030 // check for skins that don't exist in the model, but do exist as external images
1031 // (this was added because yummyluv kept pestering me about support for it)
1032 // TODO: support shaders here?
1033 while ((tempskinframe = R_SkinFrame_LoadExternal(va("%s_%i", loadmodel->name, loadmodel->numskins), (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP, false)))
1035 // expand the arrays to make room
1036 tempskinscenes = loadmodel->skinscenes;
1037 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
1038 memcpy(loadmodel->skinscenes, tempskinscenes, loadmodel->numskins * sizeof(animscene_t));
1039 Mem_Free(tempskinscenes);
1041 tempaliasskins = loadmodel->data_textures;
1042 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * (totalskins + 1) * sizeof(texture_t));
1043 memcpy(loadmodel->data_textures, tempaliasskins, loadmodel->num_surfaces * totalskins * sizeof(texture_t));
1044 Mem_Free(tempaliasskins);
1046 // store the info about the new skin
1047 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, tempskinframe);
1048 strlcpy(loadmodel->skinscenes[loadmodel->numskins].name, name, sizeof(loadmodel->skinscenes[loadmodel->numskins].name));
1049 loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
1050 loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
1051 loadmodel->skinscenes[loadmodel->numskins].framerate = 10.0f;
1052 loadmodel->skinscenes[loadmodel->numskins].loop = true;
1054 //increase skin counts
1055 loadmodel->numskins++;
1058 // fix up the pointers since they are pointing at the old textures array
1059 // FIXME: this is a hack!
1060 for (j = 0;j < loadmodel->numskins * loadmodel->num_surfaces;j++)
1061 loadmodel->data_textures[j].currentframe = &loadmodel->data_textures[j];
1065 surface = loadmodel->data_surfaces;
1066 surface->texture = loadmodel->data_textures;
1067 surface->num_firsttriangle = 0;
1068 surface->num_triangles = loadmodel->surfmesh.num_triangles;
1069 surface->num_firstvertex = 0;
1070 surface->num_vertices = loadmodel->surfmesh.num_vertices;
1072 loadmodel->surfmesh.isanimated = loadmodel->numframes > 1 || loadmodel->animscenes[0].framecount > 1;
1075 void Mod_IDP2_Load(model_t *mod, void *buffer, void *bufferend)
1077 int i, j, hashindex, numxyz, numst, xyz, st, skinwidth, skinheight, *vertremap, version, end;
1078 float iskinwidth, iskinheight;
1079 unsigned char *data;
1080 msurface_t *surface;
1082 unsigned char *base, *datapointer;
1083 md2frame_t *pinframe;
1085 md2triangle_t *intri;
1086 unsigned short *inst;
1087 struct md2verthash_s
1089 struct md2verthash_s *next;
1093 *hash, **md2verthash, *md2verthashdata;
1094 skinframe_t *tempskinframe;
1095 skinfile_t *skinfiles;
1097 pinmodel = (md2_t *)buffer;
1098 base = (unsigned char *)buffer;
1100 version = LittleLong (pinmodel->version);
1101 if (version != MD2ALIAS_VERSION)
1102 Host_Error ("%s has wrong version number (%i should be %i)",
1103 loadmodel->name, version, MD2ALIAS_VERSION);
1105 loadmodel->modeldatatypestring = "MD2";
1107 loadmodel->type = mod_alias;
1108 loadmodel->DrawSky = NULL;
1109 loadmodel->Draw = R_Q1BSP_Draw;
1110 loadmodel->DrawDepth = R_Q1BSP_DrawDepth;
1111 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1112 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1113 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1114 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1116 if (LittleLong(pinmodel->num_tris) < 1 || LittleLong(pinmodel->num_tris) > 65536)
1117 Host_Error ("%s has invalid number of triangles: %i", loadmodel->name, LittleLong(pinmodel->num_tris));
1118 if (LittleLong(pinmodel->num_xyz) < 1 || LittleLong(pinmodel->num_xyz) > 65536)
1119 Host_Error ("%s has invalid number of vertices: %i", loadmodel->name, LittleLong(pinmodel->num_xyz));
1120 if (LittleLong(pinmodel->num_frames) < 1 || LittleLong(pinmodel->num_frames) > 65536)
1121 Host_Error ("%s has invalid number of frames: %i", loadmodel->name, LittleLong(pinmodel->num_frames));
1122 if (LittleLong(pinmodel->num_skins) < 0 || LittleLong(pinmodel->num_skins) > 256)
1123 Host_Error ("%s has invalid number of skins: %i", loadmodel->name, LittleLong(pinmodel->num_skins));
1125 end = LittleLong(pinmodel->ofs_end);
1126 if (LittleLong(pinmodel->num_skins) >= 1 && (LittleLong(pinmodel->ofs_skins) <= 0 || LittleLong(pinmodel->ofs_skins) >= end))
1127 Host_Error ("%s is not a valid model", loadmodel->name);
1128 if (LittleLong(pinmodel->ofs_st) <= 0 || LittleLong(pinmodel->ofs_st) >= end)
1129 Host_Error ("%s is not a valid model", loadmodel->name);
1130 if (LittleLong(pinmodel->ofs_tris) <= 0 || LittleLong(pinmodel->ofs_tris) >= end)
1131 Host_Error ("%s is not a valid model", loadmodel->name);
1132 if (LittleLong(pinmodel->ofs_frames) <= 0 || LittleLong(pinmodel->ofs_frames) >= end)
1133 Host_Error ("%s is not a valid model", loadmodel->name);
1134 if (LittleLong(pinmodel->ofs_glcmds) <= 0 || LittleLong(pinmodel->ofs_glcmds) >= end)
1135 Host_Error ("%s is not a valid model", loadmodel->name);
1137 loadmodel->numskins = LittleLong(pinmodel->num_skins);
1138 numxyz = LittleLong(pinmodel->num_xyz);
1139 numst = LittleLong(pinmodel->num_st);
1140 loadmodel->surfmesh.num_triangles = LittleLong(pinmodel->num_tris);
1141 loadmodel->numframes = LittleLong(pinmodel->num_frames);
1142 loadmodel->surfmesh.num_morphframes = loadmodel->numframes;
1143 skinwidth = LittleLong(pinmodel->skinwidth);
1144 skinheight = LittleLong(pinmodel->skinheight);
1145 iskinwidth = 1.0f / skinwidth;
1146 iskinheight = 1.0f / skinheight;
1148 loadmodel->num_surfaces = 1;
1149 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1150 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->numframes * sizeof(animscene_t) + loadmodel->numframes * sizeof(float[6]) + loadmodel->surfmesh.num_triangles * sizeof(int[3]) + loadmodel->surfmesh.num_triangles * sizeof(int[3]));
1151 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1152 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1153 loadmodel->surfacelist[0] = 0;
1154 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
1155 loadmodel->surfmesh.data_morphmd2framesize6f = (float *)data;data += loadmodel->numframes * sizeof(float[6]);
1156 loadmodel->surfmesh.data_element3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
1157 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
1159 loadmodel->synctype = ST_RAND;
1162 inskin = (char *)(base + LittleLong(pinmodel->ofs_skins));
1163 skinfiles = Mod_LoadSkinFiles();
1166 loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
1167 loadmodel->num_texturesperskin = loadmodel->num_surfaces;
1168 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
1169 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures, skinfiles, "default", "");
1170 Mod_FreeSkinFiles(skinfiles);
1172 else if (loadmodel->numskins)
1174 // skins found (most likely not a player model)
1175 loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
1176 loadmodel->num_texturesperskin = loadmodel->num_surfaces;
1177 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
1178 for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
1180 if (!Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + i * loadmodel->num_surfaces, inskin, false, false, true))
1182 tempskinframe = R_SkinFrame_LoadExternal(inskin, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, false);
1184 Con_Printf("%s is missing skin \"%s\"\n", loadmodel->name, inskin);
1185 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i * loadmodel->num_surfaces, tempskinframe);
1191 // no skins (most likely a player model)
1192 loadmodel->numskins = 1;
1193 loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
1194 loadmodel->num_texturesperskin = loadmodel->num_surfaces;
1195 loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
1196 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures, NULL);
1199 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1200 for (i = 0;i < loadmodel->numskins;i++)
1202 loadmodel->skinscenes[i].firstframe = i;
1203 loadmodel->skinscenes[i].framecount = 1;
1204 loadmodel->skinscenes[i].loop = true;
1205 loadmodel->skinscenes[i].framerate = 10;
1208 // load the triangles and stvert data
1209 inst = (unsigned short *)(base + LittleLong(pinmodel->ofs_st));
1210 intri = (md2triangle_t *)(base + LittleLong(pinmodel->ofs_tris));
1211 md2verthash = (struct md2verthash_s **)Mem_Alloc(tempmempool, 65536 * sizeof(hash));
1212 md2verthashdata = (struct md2verthash_s *)Mem_Alloc(tempmempool, loadmodel->surfmesh.num_triangles * 3 * sizeof(*hash));
1213 // swap the triangle list
1214 loadmodel->surfmesh.num_vertices = 0;
1215 for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
1217 for (j = 0;j < 3;j++)
1219 xyz = (unsigned short) LittleShort (intri[i].index_xyz[j]);
1220 st = (unsigned short) LittleShort (intri[i].index_st[j]);
1223 Con_Printf("%s has an invalid xyz index (%i) on triangle %i, resetting to 0\n", loadmodel->name, xyz, i);
1228 Con_Printf("%s has an invalid st index (%i) on triangle %i, resetting to 0\n", loadmodel->name, st, i);
1231 hashindex = (xyz * 256 + st) & 65535;
1232 for (hash = md2verthash[hashindex];hash;hash = hash->next)
1233 if (hash->xyz == xyz && hash->st == st)
1237 hash = md2verthashdata + loadmodel->surfmesh.num_vertices++;
1240 hash->next = md2verthash[hashindex];
1241 md2verthash[hashindex] = hash;
1243 loadmodel->surfmesh.data_element3i[i*3+j] = (hash - md2verthashdata);
1247 vertremap = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(int));
1248 data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(float[2]) + loadmodel->surfmesh.num_vertices * loadmodel->surfmesh.num_morphframes * sizeof(trivertx_t));
1249 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += loadmodel->surfmesh.num_vertices * sizeof(float[2]);
1250 loadmodel->surfmesh.data_morphmdlvertex = (trivertx_t *)data;data += loadmodel->surfmesh.num_vertices * loadmodel->surfmesh.num_morphframes * sizeof(trivertx_t);
1251 for (i = 0;i < loadmodel->surfmesh.num_vertices;i++)
1254 hash = md2verthashdata + i;
1255 vertremap[i] = hash->xyz;
1256 sts = LittleShort(inst[hash->st*2+0]);
1257 stt = LittleShort(inst[hash->st*2+1]);
1258 if (sts < 0 || sts >= skinwidth || stt < 0 || stt >= skinheight)
1260 Con_Printf("%s has an invalid skin coordinate (%i %i) on vert %i, changing to 0 0\n", loadmodel->name, sts, stt, i);
1264 loadmodel->surfmesh.data_texcoordtexture2f[i*2+0] = sts * iskinwidth;
1265 loadmodel->surfmesh.data_texcoordtexture2f[i*2+1] = stt * iskinheight;
1268 Mem_Free(md2verthash);
1269 Mem_Free(md2verthashdata);
1272 datapointer = (base + LittleLong(pinmodel->ofs_frames));
1273 for (i = 0;i < loadmodel->surfmesh.num_morphframes;i++)
1278 pinframe = (md2frame_t *)datapointer;
1279 datapointer += sizeof(md2frame_t);
1280 // store the frame scale/translate into the appropriate array
1281 for (j = 0;j < 3;j++)
1283 loadmodel->surfmesh.data_morphmd2framesize6f[i*6+j] = LittleFloat(pinframe->scale[j]);
1284 loadmodel->surfmesh.data_morphmd2framesize6f[i*6+3+j] = LittleFloat(pinframe->translate[j]);
1286 // convert the vertices
1287 v = (trivertx_t *)datapointer;
1288 out = loadmodel->surfmesh.data_morphmdlvertex + i * loadmodel->surfmesh.num_vertices;
1289 for (k = 0;k < loadmodel->surfmesh.num_vertices;k++)
1290 out[k] = v[vertremap[k]];
1291 datapointer += numxyz * sizeof(trivertx_t);
1293 strlcpy(loadmodel->animscenes[i].name, pinframe->name, sizeof(loadmodel->animscenes[i].name));
1294 loadmodel->animscenes[i].firstframe = i;
1295 loadmodel->animscenes[i].framecount = 1;
1296 loadmodel->animscenes[i].framerate = 10;
1297 loadmodel->animscenes[i].loop = true;
1300 Mem_Free(vertremap);
1302 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1303 Mod_Alias_CalculateBoundingBox();
1304 Mod_Alias_Mesh_CompileFrameZero();
1306 surface = loadmodel->data_surfaces;
1307 surface->texture = loadmodel->data_textures;
1308 surface->num_firsttriangle = 0;
1309 surface->num_triangles = loadmodel->surfmesh.num_triangles;
1310 surface->num_firstvertex = 0;
1311 surface->num_vertices = loadmodel->surfmesh.num_vertices;
1313 loadmodel->surfmesh.isanimated = loadmodel->numframes > 1 || loadmodel->animscenes[0].framecount > 1;
1316 void Mod_IDP3_Load(model_t *mod, void *buffer, void *bufferend)
1318 int i, j, k, version, meshvertices, meshtriangles;
1319 unsigned char *data;
1320 msurface_t *surface;
1321 md3modelheader_t *pinmodel;
1322 md3frameinfo_t *pinframe;
1325 skinfile_t *skinfiles;
1327 pinmodel = (md3modelheader_t *)buffer;
1329 if (memcmp(pinmodel->identifier, "IDP3", 4))
1330 Host_Error ("%s is not a MD3 (IDP3) file", loadmodel->name);
1331 version = LittleLong (pinmodel->version);
1332 if (version != MD3VERSION)
1333 Host_Error ("%s has wrong version number (%i should be %i)",
1334 loadmodel->name, version, MD3VERSION);
1336 skinfiles = Mod_LoadSkinFiles();
1337 if (loadmodel->numskins < 1)
1338 loadmodel->numskins = 1;
1340 loadmodel->modeldatatypestring = "MD3";
1342 loadmodel->type = mod_alias;
1343 loadmodel->DrawSky = NULL;
1344 loadmodel->Draw = R_Q1BSP_Draw;
1345 loadmodel->DrawDepth = R_Q1BSP_DrawDepth;
1346 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1347 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1348 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1349 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1350 loadmodel->synctype = ST_RAND;
1351 // convert model flags to EF flags (MF_ROCKET becomes EF_ROCKET, etc)
1352 i = LittleLong (pinmodel->flags);
1353 loadmodel->effects = ((i & 255) << 24) | (i & 0x00FFFF00);
1355 // set up some global info about the model
1356 loadmodel->numframes = LittleLong(pinmodel->num_frames);
1357 loadmodel->num_surfaces = LittleLong(pinmodel->num_meshes);
1359 // make skinscenes for the skins (no groups)
1360 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1361 for (i = 0;i < loadmodel->numskins;i++)
1363 loadmodel->skinscenes[i].firstframe = i;
1364 loadmodel->skinscenes[i].framecount = 1;
1365 loadmodel->skinscenes[i].loop = true;
1366 loadmodel->skinscenes[i].framerate = 10;
1370 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, loadmodel->numframes * sizeof(animscene_t));
1371 for (i = 0, pinframe = (md3frameinfo_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_frameinfo));i < loadmodel->numframes;i++, pinframe++)
1373 strlcpy(loadmodel->animscenes[i].name, pinframe->name, sizeof(loadmodel->animscenes[i].name));
1374 loadmodel->animscenes[i].firstframe = i;
1375 loadmodel->animscenes[i].framecount = 1;
1376 loadmodel->animscenes[i].framerate = 10;
1377 loadmodel->animscenes[i].loop = true;
1381 loadmodel->num_tagframes = loadmodel->numframes;
1382 loadmodel->num_tags = LittleLong(pinmodel->num_tags);
1383 loadmodel->data_tags = (aliastag_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_tagframes * loadmodel->num_tags * sizeof(aliastag_t));
1384 for (i = 0, pintag = (md3tag_t *)((unsigned char *)pinmodel + LittleLong(pinmodel->lump_tags));i < loadmodel->num_tagframes * loadmodel->num_tags;i++, pintag++)
1386 strlcpy(loadmodel->data_tags[i].name, pintag->name, sizeof(loadmodel->data_tags[i].name));
1387 for (j = 0;j < 9;j++)
1388 loadmodel->data_tags[i].matrixgl[j] = LittleFloat(pintag->rotationmatrix[j]);
1389 for (j = 0;j < 3;j++)
1390 loadmodel->data_tags[i].matrixgl[9+j] = LittleFloat(pintag->origin[j]);
1391 //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);
1397 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)))
1399 if (memcmp(pinmesh->identifier, "IDP3", 4))
1400 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)");
1401 if (LittleLong(pinmesh->num_frames) != loadmodel->numframes)
1402 Host_Error("Mod_IDP3_Load: mesh numframes differs from header");
1403 meshvertices += LittleLong(pinmesh->num_vertices);
1404 meshtriangles += LittleLong(pinmesh->num_triangles);
1407 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1408 loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
1409 loadmodel->num_texturesperskin = loadmodel->num_surfaces;
1410 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(md3vertex_t));
1411 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1412 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1413 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1414 loadmodel->surfmesh.num_vertices = meshvertices;
1415 loadmodel->surfmesh.num_triangles = meshtriangles;
1416 loadmodel->surfmesh.num_morphframes = loadmodel->numframes; // TODO: remove?
1417 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1418 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1419 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1420 loadmodel->surfmesh.data_morphmd3vertex = (md3vertex_t *)data;data += meshvertices * loadmodel->numframes * sizeof(md3vertex_t);
1424 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)))
1426 if (memcmp(pinmesh->identifier, "IDP3", 4))
1427 Host_Error("Mod_IDP3_Load: invalid mesh identifier (not IDP3)");
1428 loadmodel->surfacelist[i] = i;
1429 surface = loadmodel->data_surfaces + i;
1430 surface->texture = loadmodel->data_textures + i;
1431 surface->num_firsttriangle = meshtriangles;
1432 surface->num_triangles = LittleLong(pinmesh->num_triangles);
1433 surface->num_firstvertex = meshvertices;
1434 surface->num_vertices = LittleLong(pinmesh->num_vertices);
1435 meshvertices += surface->num_vertices;
1436 meshtriangles += surface->num_triangles;
1438 for (j = 0;j < surface->num_triangles * 3;j++)
1439 loadmodel->surfmesh.data_element3i[j + surface->num_firsttriangle * 3] = surface->num_firstvertex + LittleLong(((int *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_elements)))[j]);
1440 for (j = 0;j < surface->num_vertices;j++)
1442 loadmodel->surfmesh.data_texcoordtexture2f[(j + surface->num_firstvertex) * 2 + 0] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 0]);
1443 loadmodel->surfmesh.data_texcoordtexture2f[(j + surface->num_firstvertex) * 2 + 1] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 1]);
1445 for (j = 0;j < loadmodel->numframes;j++)
1447 const md3vertex_t *in = (md3vertex_t *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_framevertices)) + j * surface->num_vertices;
1448 md3vertex_t *out = loadmodel->surfmesh.data_morphmd3vertex + surface->num_firstvertex + j * loadmodel->surfmesh.num_vertices;
1449 for (k = 0;k < surface->num_vertices;k++, in++, out++)
1451 out->origin[0] = LittleShort(in->origin[0]);
1452 out->origin[1] = LittleShort(in->origin[1]);
1453 out->origin[2] = LittleShort(in->origin[2]);
1454 out->pitch = in->pitch;
1459 if (LittleLong(pinmesh->num_shaders) >= 1)
1460 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, pinmesh->name, ((md3shader_t *)((unsigned char *) pinmesh + LittleLong(pinmesh->lump_shaders)))->name);
1462 for (j = 0;j < loadmodel->numskins;j++)
1463 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1465 Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
1467 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1468 Mod_Alias_Mesh_CompileFrameZero();
1469 Mod_Alias_CalculateBoundingBox();
1470 Mod_FreeSkinFiles(skinfiles);
1472 loadmodel->surfmesh.isanimated = loadmodel->numframes > 1 || loadmodel->animscenes[0].framecount > 1;
1475 void Mod_ZYMOTICMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1477 zymtype1header_t *pinmodel, *pheader;
1478 unsigned char *pbase;
1479 int i, j, k, numposes, meshvertices, meshtriangles, *bonecount, *vertbonecounts, count, *renderlist, *renderlistend, *outelements;
1480 float modelradius, corner[2], *poses, *intexcoord2f, *outtexcoord2f, *bonepose;
1481 zymvertex_t *verts, *vertdata;
1485 skinfile_t *skinfiles;
1486 unsigned char *data;
1487 msurface_t *surface;
1489 pinmodel = (zymtype1header_t *)buffer;
1490 pbase = (unsigned char *)buffer;
1491 if (memcmp(pinmodel->id, "ZYMOTICMODEL", 12))
1492 Host_Error ("Mod_ZYMOTICMODEL_Load: %s is not a zymotic model", loadmodel->name);
1493 if (BigLong(pinmodel->type) != 1)
1494 Host_Error ("Mod_ZYMOTICMODEL_Load: only type 1 (skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1496 loadmodel->modeldatatypestring = "ZYM";
1498 loadmodel->type = mod_alias;
1499 loadmodel->synctype = ST_RAND;
1503 pheader->type = BigLong(pinmodel->type);
1504 pheader->filesize = BigLong(pinmodel->filesize);
1505 pheader->mins[0] = BigFloat(pinmodel->mins[0]);
1506 pheader->mins[1] = BigFloat(pinmodel->mins[1]);
1507 pheader->mins[2] = BigFloat(pinmodel->mins[2]);
1508 pheader->maxs[0] = BigFloat(pinmodel->maxs[0]);
1509 pheader->maxs[1] = BigFloat(pinmodel->maxs[1]);
1510 pheader->maxs[2] = BigFloat(pinmodel->maxs[2]);
1511 pheader->radius = BigFloat(pinmodel->radius);
1512 pheader->numverts = BigLong(pinmodel->numverts);
1513 pheader->numtris = BigLong(pinmodel->numtris);
1514 pheader->numshaders = BigLong(pinmodel->numshaders);
1515 pheader->numbones = BigLong(pinmodel->numbones);
1516 pheader->numscenes = BigLong(pinmodel->numscenes);
1517 pheader->lump_scenes.start = BigLong(pinmodel->lump_scenes.start);
1518 pheader->lump_scenes.length = BigLong(pinmodel->lump_scenes.length);
1519 pheader->lump_poses.start = BigLong(pinmodel->lump_poses.start);
1520 pheader->lump_poses.length = BigLong(pinmodel->lump_poses.length);
1521 pheader->lump_bones.start = BigLong(pinmodel->lump_bones.start);
1522 pheader->lump_bones.length = BigLong(pinmodel->lump_bones.length);
1523 pheader->lump_vertbonecounts.start = BigLong(pinmodel->lump_vertbonecounts.start);
1524 pheader->lump_vertbonecounts.length = BigLong(pinmodel->lump_vertbonecounts.length);
1525 pheader->lump_verts.start = BigLong(pinmodel->lump_verts.start);
1526 pheader->lump_verts.length = BigLong(pinmodel->lump_verts.length);
1527 pheader->lump_texcoords.start = BigLong(pinmodel->lump_texcoords.start);
1528 pheader->lump_texcoords.length = BigLong(pinmodel->lump_texcoords.length);
1529 pheader->lump_render.start = BigLong(pinmodel->lump_render.start);
1530 pheader->lump_render.length = BigLong(pinmodel->lump_render.length);
1531 pheader->lump_shaders.start = BigLong(pinmodel->lump_shaders.start);
1532 pheader->lump_shaders.length = BigLong(pinmodel->lump_shaders.length);
1533 pheader->lump_trizone.start = BigLong(pinmodel->lump_trizone.start);
1534 pheader->lump_trizone.length = BigLong(pinmodel->lump_trizone.length);
1536 if (pheader->numtris < 1 || pheader->numverts < 3 || pheader->numshaders < 1)
1538 Con_Printf("%s has no geometry\n", loadmodel->name);
1541 if (pheader->numscenes < 1 || pheader->lump_poses.length < (int)sizeof(float[3][4]))
1543 Con_Printf("%s has no animations\n", loadmodel->name);
1547 loadmodel->DrawSky = NULL;
1548 loadmodel->Draw = R_Q1BSP_Draw;
1549 loadmodel->DrawDepth = R_Q1BSP_DrawDepth;
1550 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1551 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1552 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1553 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1555 loadmodel->numframes = pheader->numscenes;
1556 loadmodel->num_surfaces = pheader->numshaders;
1558 skinfiles = Mod_LoadSkinFiles();
1559 if (loadmodel->numskins < 1)
1560 loadmodel->numskins = 1;
1562 // make skinscenes for the skins (no groups)
1563 loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
1564 for (i = 0;i < loadmodel->numskins;i++)
1566 loadmodel->skinscenes[i].firstframe = i;
1567 loadmodel->skinscenes[i].framecount = 1;
1568 loadmodel->skinscenes[i].loop = true;
1569 loadmodel->skinscenes[i].framerate = 10;
1573 modelradius = pheader->radius;
1574 for (i = 0;i < 3;i++)
1576 loadmodel->normalmins[i] = pheader->mins[i];
1577 loadmodel->normalmaxs[i] = pheader->maxs[i];
1578 loadmodel->rotatedmins[i] = -modelradius;
1579 loadmodel->rotatedmaxs[i] = modelradius;
1581 corner[0] = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0]));
1582 corner[1] = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1]));
1583 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = sqrt(corner[0]*corner[0]+corner[1]*corner[1]);
1584 if (loadmodel->yawmaxs[0] > modelradius)
1585 loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelradius;
1586 loadmodel->yawmins[0] = loadmodel->yawmins[1] = -loadmodel->yawmaxs[0];
1587 loadmodel->yawmins[2] = loadmodel->normalmins[2];
1588 loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
1589 loadmodel->radius = modelradius;
1590 loadmodel->radius2 = modelradius * modelradius;
1592 // go through the lumps, swapping things
1594 //zymlump_t lump_scenes; // zymscene_t scene[numscenes]; // name and other information for each scene (see zymscene struct)
1595 loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
1596 scene = (zymscene_t *) (pheader->lump_scenes.start + pbase);
1597 numposes = pheader->lump_poses.length / pheader->numbones / sizeof(float[3][4]);
1598 for (i = 0;i < pheader->numscenes;i++)
1600 memcpy(loadmodel->animscenes[i].name, scene->name, 32);
1601 loadmodel->animscenes[i].firstframe = BigLong(scene->start);
1602 loadmodel->animscenes[i].framecount = BigLong(scene->length);
1603 loadmodel->animscenes[i].framerate = BigFloat(scene->framerate);
1604 loadmodel->animscenes[i].loop = (BigLong(scene->flags) & ZYMSCENEFLAG_NOLOOP) == 0;
1605 if ((unsigned int) loadmodel->animscenes[i].firstframe >= (unsigned int) numposes)
1606 Host_Error("%s scene->firstframe (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, numposes);
1607 if ((unsigned int) loadmodel->animscenes[i].firstframe + (unsigned int) loadmodel->animscenes[i].framecount > (unsigned int) numposes)
1608 Host_Error("%s scene->firstframe (%i) + framecount (%i) >= numposes (%i)", loadmodel->name, loadmodel->animscenes[i].firstframe, loadmodel->animscenes[i].framecount, numposes);
1609 if (loadmodel->animscenes[i].framerate < 0)
1610 Host_Error("%s scene->framerate (%f) < 0", loadmodel->name, loadmodel->animscenes[i].framerate);
1614 //zymlump_t lump_bones; // zymbone_t bone[numbones];
1615 loadmodel->num_bones = pheader->numbones;
1616 loadmodel->data_bones = (aliasbone_t *)Mem_Alloc(loadmodel->mempool, pheader->numbones * sizeof(aliasbone_t));
1617 bone = (zymbone_t *) (pheader->lump_bones.start + pbase);
1618 for (i = 0;i < pheader->numbones;i++)
1620 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1621 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1622 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1623 if (loadmodel->data_bones[i].parent >= i)
1624 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1627 //zymlump_t lump_vertbonecounts; // int vertbonecounts[numvertices]; // how many bones influence each vertex (separate mainly to make this compress better)
1628 vertbonecounts = (int *)Mem_Alloc(loadmodel->mempool, pheader->numverts * sizeof(int));
1629 bonecount = (int *) (pheader->lump_vertbonecounts.start + pbase);
1630 for (i = 0;i < pheader->numverts;i++)
1632 vertbonecounts[i] = BigLong(bonecount[i]);
1633 if (vertbonecounts[i] != 1)
1634 Host_Error("%s bonecount[%i] != 1 (vertex weight support is impossible in this format)", loadmodel->name, i);
1637 loadmodel->num_poses = pheader->lump_poses.length / sizeof(float[3][4]);
1639 meshvertices = pheader->numverts;
1640 meshtriangles = pheader->numtris;
1642 loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
1643 loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
1644 loadmodel->num_texturesperskin = loadmodel->num_surfaces;
1645 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[12]) + loadmodel->num_bones * sizeof(float[12]));
1646 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1647 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1648 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1649 loadmodel->surfmesh.num_vertices = meshvertices;
1650 loadmodel->surfmesh.num_triangles = meshtriangles;
1651 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1652 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1653 loadmodel->surfmesh.data_vertex3f = (float *)data;data += meshvertices * sizeof(float[3]);
1654 loadmodel->surfmesh.data_svector3f = (float *)data;data += meshvertices * sizeof(float[3]);
1655 loadmodel->surfmesh.data_tvector3f = (float *)data;data += meshvertices * sizeof(float[3]);
1656 loadmodel->surfmesh.data_normal3f = (float *)data;data += meshvertices * sizeof(float[3]);
1657 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1658 loadmodel->surfmesh.data_vertexweightindex4i = (int *)data;data += meshvertices * sizeof(int[4]);
1659 loadmodel->surfmesh.data_vertexweightinfluence4f = (float *)data;data += meshvertices * sizeof(float[4]);
1660 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
1661 loadmodel->data_baseboneposeinverse = (float *)data;data += loadmodel->num_bones * sizeof(float[12]);
1663 //zymlump_t lump_poses; // float pose[numposes][numbones][3][4]; // animation data
1664 poses = (float *) (pheader->lump_poses.start + pbase);
1665 for (i = 0;i < pheader->lump_poses.length / 4;i++)
1666 loadmodel->data_poses[i] = BigFloat(poses[i]);
1668 //zymlump_t lump_verts; // zymvertex_t vert[numvertices]; // see vertex struct
1669 verts = (zymvertex_t *)Mem_Alloc(loadmodel->mempool, pheader->lump_verts.length);
1670 vertdata = (zymvertex_t *) (pheader->lump_verts.start + pbase);
1671 // reconstruct frame 0 matrices to allow reconstruction of the base mesh
1672 // (converting from weight-blending skeletal animation to
1673 // deformation-based skeletal animation)
1674 bonepose = (float *)Z_Malloc(loadmodel->num_bones * sizeof(float[12]));
1675 for (i = 0;i < loadmodel->num_bones;i++)
1677 const float *m = loadmodel->data_poses + i * 12;
1678 if (loadmodel->data_bones[i].parent >= 0)
1679 R_ConcatTransforms(bonepose + 12 * loadmodel->data_bones[i].parent, m, bonepose + 12 * i);
1681 for (k = 0;k < 12;k++)
1682 bonepose[12*i+k] = m[k];
1684 for (j = 0;j < pheader->numverts;j++)
1686 // this format really should have had a per vertexweight weight value...
1687 // but since it does not, the weighting is completely ignored and
1688 // only one weight is allowed per vertex
1689 int boneindex = BigLong(vertdata[j].bonenum);
1690 const float *m = bonepose + 12 * boneindex;
1691 float relativeorigin[3];
1692 relativeorigin[0] = BigFloat(vertdata[j].origin[0]);
1693 relativeorigin[1] = BigFloat(vertdata[j].origin[1]);
1694 relativeorigin[2] = BigFloat(vertdata[j].origin[2]);
1695 // transform the vertex bone weight into the base mesh
1696 loadmodel->surfmesh.data_vertex3f[j*3+0] = relativeorigin[0] * m[0] + relativeorigin[1] * m[1] + relativeorigin[2] * m[ 2] + m[ 3];
1697 loadmodel->surfmesh.data_vertex3f[j*3+1] = relativeorigin[0] * m[4] + relativeorigin[1] * m[5] + relativeorigin[2] * m[ 6] + m[ 7];
1698 loadmodel->surfmesh.data_vertex3f[j*3+2] = relativeorigin[0] * m[8] + relativeorigin[1] * m[9] + relativeorigin[2] * m[10] + m[11];
1699 // store the weight as the primary weight on this vertex
1700 loadmodel->surfmesh.data_vertexweightindex4i[j*4+0] = boneindex;
1701 loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+0] = 1;
1704 // normals and tangents are calculated after elements are loaded
1706 //zymlump_t lump_texcoords; // float texcoords[numvertices][2];
1707 outtexcoord2f = loadmodel->surfmesh.data_texcoordtexture2f;
1708 intexcoord2f = (float *) (pheader->lump_texcoords.start + pbase);
1709 for (i = 0;i < pheader->numverts;i++)
1711 outtexcoord2f[i*2+0] = BigFloat(intexcoord2f[i*2+0]);
1712 // flip T coordinate for OpenGL
1713 outtexcoord2f[i*2+1] = 1 - BigFloat(intexcoord2f[i*2+1]);
1716 //zymlump_t lump_trizone; // byte trizone[numtris]; // see trizone explanation
1717 //loadmodel->alias.zymdata_trizone = Mem_Alloc(loadmodel->mempool, pheader->numtris);
1718 //memcpy(loadmodel->alias.zymdata_trizone, (void *) (pheader->lump_trizone.start + pbase), pheader->numtris);
1720 //zymlump_t lump_shaders; // char shadername[numshaders][32]; // shaders used on this model
1721 //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)
1722 // byteswap, validate, and swap winding order of tris
1723 count = pheader->numshaders * sizeof(int) + pheader->numtris * sizeof(int[3]);
1724 if (pheader->lump_render.length != count)
1725 Host_Error("%s renderlist is wrong size (%i bytes, should be %i bytes)", loadmodel->name, pheader->lump_render.length, count);
1726 renderlist = (int *) (pheader->lump_render.start + pbase);
1727 renderlistend = (int *) ((unsigned char *) renderlist + pheader->lump_render.length);
1729 for (i = 0;i < loadmodel->num_surfaces;i++)
1731 int firstvertex, lastvertex;
1732 if (renderlist >= renderlistend)
1733 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1734 count = BigLong(*renderlist);renderlist++;
1735 if (renderlist + count * 3 > renderlistend || (i == pheader->numshaders - 1 && renderlist + count * 3 != renderlistend))
1736 Host_Error("%s corrupt renderlist (wrong size)", loadmodel->name);
1738 loadmodel->surfacelist[i] = i;
1739 surface = loadmodel->data_surfaces + i;
1740 surface->texture = loadmodel->data_textures + i;
1741 surface->num_firsttriangle = meshtriangles;
1742 surface->num_triangles = count;
1743 meshtriangles += surface->num_triangles;
1745 // load the elements
1746 outelements = loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3;
1747 for (j = 0;j < surface->num_triangles;j++, renderlist += 3)
1749 outelements[j*3+2] = BigLong(renderlist[0]);
1750 outelements[j*3+1] = BigLong(renderlist[1]);
1751 outelements[j*3+0] = BigLong(renderlist[2]);
1753 // validate the elements and find the used vertex range
1754 firstvertex = meshvertices;
1756 for (j = 0;j < surface->num_triangles * 3;j++)
1758 if ((unsigned int)outelements[j] >= (unsigned int)meshvertices)
1759 Host_Error("%s corrupt renderlist (out of bounds index)", loadmodel->name);
1760 firstvertex = min(firstvertex, outelements[j]);
1761 lastvertex = max(lastvertex, outelements[j]);
1763 surface->num_firstvertex = firstvertex;
1764 surface->num_vertices = lastvertex + 1 - firstvertex;
1766 // since zym models do not have named sections, reuse their shader
1767 // name as the section name
1768 shadername = (char *) (pheader->lump_shaders.start + pbase) + i * 32;
1770 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, shadername, shadername);
1772 for (j = 0;j < loadmodel->numskins;j++)
1773 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
1775 Mod_FreeSkinFiles(skinfiles);
1776 Mem_Free(vertbonecounts);
1779 // compute all the mesh information that was not loaded from the file
1780 Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
1781 Mod_BuildBaseBonePoses();
1782 Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, true);
1783 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);
1784 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
1786 loadmodel->surfmesh.isanimated = loadmodel->numframes > 1 || loadmodel->animscenes[0].framecount > 1;
1789 void Mod_DARKPLACESMODEL_Load(model_t *mod, void *buffer, void *bufferend)
1791 dpmheader_t *pheader;
1795 unsigned char *pbase;
1796 int i, j, k, meshvertices, meshtriangles;
1797 skinfile_t *skinfiles;
1798 unsigned char *data;
1801 pheader = (dpmheader_t *)buffer;
1802 pbase = (unsigned char *)buffer;
1803 if (memcmp(pheader->id, "DARKPLACESMODEL\0", 16))
1804 Host_Error ("Mod_DARKPLACESMODEL_Load: %s is not a darkplaces model", loadmodel->name);
1805 if (BigLong(pheader->type) != 2)
1806 Host_Error ("Mod_DARKPLACESMODEL_Load: only type 2 (hierarchical skeletal pose) models are currently supported (name = %s)", loadmodel->name);
1808 loadmodel->modeldatatypestring = "DPM";
1810 loadmodel->type = mod_alias;
1811 loadmodel->synctype = ST_RAND;
1814 pheader->type = BigLong(pheader->type);
1815 pheader->filesize = BigLong(pheader->filesize);
1816 pheader->mins[0] = BigFloat(pheader->mins[0]);
1817 pheader->mins[1] = BigFloat(pheader->mins[1]);
1818 pheader->mins[2] = BigFloat(pheader->mins[2]);
1819 pheader->maxs[0] = BigFloat(pheader->maxs[0]);
1820 pheader->maxs[1] = BigFloat(pheader->maxs[1]);
1821 pheader->maxs[2] = BigFloat(pheader->maxs[2]);
1822 pheader->yawradius = BigFloat(pheader->yawradius);
1823 pheader->allradius = BigFloat(pheader->allradius);
1824 pheader->num_bones = BigLong(pheader->num_bones);
1825 pheader->num_meshs = BigLong(pheader->num_meshs);
1826 pheader->num_frames = BigLong(pheader->num_frames);
1827 pheader->ofs_bones = BigLong(pheader->ofs_bones);
1828 pheader->ofs_meshs = BigLong(pheader->ofs_meshs);
1829 pheader->ofs_frames = BigLong(pheader->ofs_frames);
1831 if (pheader->num_bones < 1 || pheader->num_meshs < 1)
1833 Con_Printf("%s has no geometry\n", loadmodel->name);
1836 if (pheader->num_frames < 1)
1838 Con_Printf("%s has no frames\n", loadmodel->name);
1842 loadmodel->DrawSky = NULL;
1843 loadmodel->Draw = R_Q1BSP_Draw;
1844 loadmodel->DrawDepth = R_Q1BSP_DrawDepth;
1845 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
1846 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
1847 loadmodel->DrawLight = R_Q1BSP_DrawLight;
1848 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
1851 for (i = 0;i < 3;i++)
1853 loadmodel->normalmins[i] = pheader->mins[i];
1854 loadmodel->normalmaxs[i] = pheader->maxs[i];
1855 loadmodel->yawmins[i] = i != 2 ? -pheader->yawradius : pheader->mins[i];
1856 loadmodel->yawmaxs[i] = i != 2 ? pheader->yawradius : pheader->maxs[i];
1857 loadmodel->rotatedmins[i] = -pheader->allradius;
1858 loadmodel->rotatedmaxs[i] = pheader->allradius;
1860 loadmodel->radius = pheader->allradius;
1861 loadmodel->radius2 = pheader->allradius * pheader->allradius;
1863 // load external .skin files if present
1864 skinfiles = Mod_LoadSkinFiles();
1865 if (loadmodel->numskins < 1)
1866 loadmodel->numskins = 1;
1871 // gather combined statistics from the meshes
1872 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1873 for (i = 0;i < (int)pheader->num_meshs;i++)
1875 int numverts = BigLong(dpmmesh->num_verts);
1876 meshvertices += numverts;;
1877 meshtriangles += BigLong(dpmmesh->num_tris);
1881 loadmodel->numframes = pheader->num_frames;
1882 loadmodel->num_bones = pheader->num_bones;
1883 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
1884 loadmodel->nummodelsurfaces = loadmodel->num_surfaces = pheader->num_meshs;
1885 loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
1886 loadmodel->num_texturesperskin = loadmodel->num_surfaces;
1887 // do most allocations as one merged chunk
1888 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[12]) + loadmodel->num_bones * sizeof(float[12]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t));
1889 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
1890 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
1891 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
1892 loadmodel->surfmesh.num_vertices = meshvertices;
1893 loadmodel->surfmesh.num_triangles = meshtriangles;
1894 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1895 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
1896 loadmodel->surfmesh.data_vertex3f = (float *)data;data += meshvertices * sizeof(float[3]);
1897 loadmodel->surfmesh.data_svector3f = (float *)data;data += meshvertices * sizeof(float[3]);
1898 loadmodel->surfmesh.data_tvector3f = (float *)data;data += meshvertices * sizeof(float[3]);
1899 loadmodel->surfmesh.data_normal3f = (float *)data;data += meshvertices * sizeof(float[3]);
1900 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
1901 loadmodel->surfmesh.data_vertexweightindex4i = (int *)data;data += meshvertices * sizeof(int[4]);
1902 loadmodel->surfmesh.data_vertexweightinfluence4f = (float *)data;data += meshvertices * sizeof(float[4]);
1903 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
1904 loadmodel->data_baseboneposeinverse = (float *)data;data += loadmodel->num_bones * sizeof(float[12]);
1905 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
1906 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
1907 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
1909 for (i = 0;i < loadmodel->numskins;i++)
1911 loadmodel->skinscenes[i].firstframe = i;
1912 loadmodel->skinscenes[i].framecount = 1;
1913 loadmodel->skinscenes[i].loop = true;
1914 loadmodel->skinscenes[i].framerate = 10;
1917 // load the bone info
1918 bone = (dpmbone_t *) (pbase + pheader->ofs_bones);
1919 for (i = 0;i < loadmodel->num_bones;i++)
1921 memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
1922 loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
1923 loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
1924 if (loadmodel->data_bones[i].parent >= i)
1925 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
1929 frame = (dpmframe_t *) (pbase + pheader->ofs_frames);
1930 for (i = 0;i < loadmodel->numframes;i++)
1933 memcpy(loadmodel->animscenes[i].name, frame->name, sizeof(frame->name));
1934 loadmodel->animscenes[i].firstframe = i;
1935 loadmodel->animscenes[i].framecount = 1;
1936 loadmodel->animscenes[i].loop = true;
1937 loadmodel->animscenes[i].framerate = 10;
1938 // load the bone poses for this frame
1939 poses = (float *) (pbase + BigLong(frame->ofs_bonepositions));
1940 for (j = 0;j < loadmodel->num_bones*12;j++)
1941 loadmodel->data_poses[i * loadmodel->num_bones*12 + j] = BigFloat(poses[j]);
1942 // stuff not processed here: mins, maxs, yawradius, allradius
1946 // load the meshes now
1947 dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
1950 // reconstruct frame 0 matrices to allow reconstruction of the base mesh
1951 // (converting from weight-blending skeletal animation to
1952 // deformation-based skeletal animation)
1953 bonepose = (float *)Z_Malloc(loadmodel->num_bones * sizeof(float[12]));
1954 for (i = 0;i < loadmodel->num_bones;i++)
1956 const float *m = loadmodel->data_poses + i * 12;
1957 if (loadmodel->data_bones[i].parent >= 0)
1958 R_ConcatTransforms(bonepose + 12 * loadmodel->data_bones[i].parent, m, bonepose + 12 * i);
1960 for (k = 0;k < 12;k++)
1961 bonepose[12*i+k] = m[k];
1963 for (i = 0;i < loadmodel->num_surfaces;i++, dpmmesh++)
1965 const int *inelements;
1967 const float *intexcoord;
1968 msurface_t *surface;
1970 loadmodel->surfacelist[i] = i;
1971 surface = loadmodel->data_surfaces + i;
1972 surface->texture = loadmodel->data_textures + i;
1973 surface->num_firsttriangle = meshtriangles;
1974 surface->num_triangles = BigLong(dpmmesh->num_tris);
1975 surface->num_firstvertex = meshvertices;
1976 surface->num_vertices = BigLong(dpmmesh->num_verts);
1977 meshvertices += surface->num_vertices;
1978 meshtriangles += surface->num_triangles;
1980 inelements = (int *) (pbase + BigLong(dpmmesh->ofs_indices));
1981 outelements = loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3;
1982 for (j = 0;j < surface->num_triangles;j++)
1984 // swap element order to flip triangles, because Quake uses clockwise (rare) and dpm uses counterclockwise (standard)
1985 outelements[0] = surface->num_firstvertex + BigLong(inelements[2]);
1986 outelements[1] = surface->num_firstvertex + BigLong(inelements[1]);
1987 outelements[2] = surface->num_firstvertex + BigLong(inelements[0]);
1992 intexcoord = (float *) (pbase + BigLong(dpmmesh->ofs_texcoords));
1993 for (j = 0;j < surface->num_vertices*2;j++)
1994 loadmodel->surfmesh.data_texcoordtexture2f[j + surface->num_firstvertex * 2] = BigFloat(intexcoord[j]);
1996 data = (unsigned char *) (pbase + BigLong(dpmmesh->ofs_verts));
1997 for (j = surface->num_firstvertex;j < surface->num_firstvertex + surface->num_vertices;j++)
2001 int numweights = BigLong(((dpmvertex_t *)data)->numbones);
2002 data += sizeof(dpmvertex_t);
2003 for (k = 0;k < numweights;k++)
2005 const dpmbonevert_t *vert = (dpmbonevert_t *) data;
2006 int boneindex = BigLong(vert->bonenum);
2007 const float *m = bonepose + 12 * boneindex;
2008 float influence = BigFloat(vert->influence);
2009 float relativeorigin[3], relativenormal[3];
2010 relativeorigin[0] = BigFloat(vert->origin[0]);
2011 relativeorigin[1] = BigFloat(vert->origin[1]);
2012 relativeorigin[2] = BigFloat(vert->origin[2]);
2013 relativenormal[0] = BigFloat(vert->normal[0]);
2014 relativenormal[1] = BigFloat(vert->normal[1]);
2015 relativenormal[2] = BigFloat(vert->normal[2]);
2016 // blend the vertex bone weights into the base mesh
2017 loadmodel->surfmesh.data_vertex3f[j*3+0] += relativeorigin[0] * m[0] + relativeorigin[1] * m[1] + relativeorigin[2] * m[ 2] + influence * m[ 3];
2018 loadmodel->surfmesh.data_vertex3f[j*3+1] += relativeorigin[0] * m[4] + relativeorigin[1] * m[5] + relativeorigin[2] * m[ 6] + influence * m[ 7];
2019 loadmodel->surfmesh.data_vertex3f[j*3+2] += relativeorigin[0] * m[8] + relativeorigin[1] * m[9] + relativeorigin[2] * m[10] + influence * m[11];
2020 loadmodel->surfmesh.data_normal3f[j*3+0] += relativenormal[0] * m[0] + relativenormal[1] * m[1] + relativenormal[2] * m[ 2];
2021 loadmodel->surfmesh.data_normal3f[j*3+1] += relativenormal[0] * m[4] + relativenormal[1] * m[5] + relativenormal[2] * m[ 6];
2022 loadmodel->surfmesh.data_normal3f[j*3+2] += relativenormal[0] * m[8] + relativenormal[1] * m[9] + relativenormal[2] * m[10];
2025 // store the first (and often only) weight
2026 loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+0] = influence;
2027 loadmodel->surfmesh.data_vertexweightindex4i[j*4+0] = boneindex;
2031 // sort the new weight into this vertex's weight table
2032 // (which only accepts up to 4 bones per vertex)
2033 for (l = 0;l < 4;l++)
2035 if (loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l] < influence)
2037 // move weaker influence weights out of the way first
2039 for (l2 = 3;l2 > l;l2--)
2041 loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l2] = loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l2-1];
2042 loadmodel->surfmesh.data_vertexweightindex4i[j*4+l2] = loadmodel->surfmesh.data_vertexweightindex4i[j*4+l2-1];
2044 // store the new weight
2045 loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l] = influence;
2046 loadmodel->surfmesh.data_vertexweightindex4i[j*4+l] = boneindex;
2051 data += sizeof(dpmbonevert_t);
2054 for (l = 0;l < 4;l++)
2055 sum += loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l];
2056 if (sum && fabs(sum - 1) > (1.0f / 256.0f))
2058 float f = 1.0f / sum;
2059 for (l = 0;l < 4;l++)
2060 loadmodel->surfmesh.data_vertexweightinfluence4f[j*4+l] *= f;
2064 // since dpm models do not have named sections, reuse their shader name as the section name
2065 if (dpmmesh->shadername[0])
2066 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, dpmmesh->shadername, dpmmesh->shadername);
2068 for (j = 0;j < loadmodel->numskins;j++)
2069 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + i + j * loadmodel->num_surfaces, NULL);
2071 Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
2074 Mod_FreeSkinFiles(skinfiles);
2076 // compute all the mesh information that was not loaded from the file
2077 Mod_BuildBaseBonePoses();
2078 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);
2079 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
2081 loadmodel->surfmesh.isanimated = loadmodel->numframes > 1 || loadmodel->animscenes[0].framecount > 1;
2084 // no idea why PSK/PSA files contain weird quaternions but they do...
2085 #define PSKQUATNEGATIONS
2086 void Mod_PSKMODEL_Load(model_t *mod, void *buffer, void *bufferend)
2088 int i, j, index, version, recordsize, numrecords, meshvertices, meshtriangles;
2089 int numpnts, numvtxw, numfaces, nummatts, numbones, numrawweights, numanimbones, numanims, numanimkeys;
2090 fs_offset_t filesize;
2095 pskboneinfo_t *bones;
2096 pskrawweights_t *rawweights;
2097 pskboneinfo_t *animbones;
2098 pskaniminfo_t *anims;
2099 pskanimkeys_t *animkeys;
2100 void *animfilebuffer, *animbuffer, *animbufferend;
2101 unsigned char *data;
2103 skinfile_t *skinfiles;
2104 char animname[MAX_QPATH];
2106 pchunk = (pskchunk_t *)buffer;
2107 if (strcmp(pchunk->id, "ACTRHEAD"))
2108 Host_Error ("Mod_PSKMODEL_Load: %s is not an Unreal Engine ActorX (.psk + .psa) model", loadmodel->name);
2110 loadmodel->modeldatatypestring = "PSK";
2112 loadmodel->type = mod_alias;
2113 loadmodel->DrawSky = NULL;
2114 loadmodel->Draw = R_Q1BSP_Draw;
2115 loadmodel->DrawDepth = R_Q1BSP_DrawDepth;
2116 loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
2117 loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
2118 loadmodel->DrawLight = R_Q1BSP_DrawLight;
2119 loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
2120 loadmodel->synctype = ST_RAND;
2122 FS_StripExtension(loadmodel->name, animname, sizeof(animname));
2123 strlcat(animname, ".psa", sizeof(animname));
2124 animbuffer = animfilebuffer = FS_LoadFile(animname, loadmodel->mempool, false, &filesize);
2125 animbufferend = (void *)((unsigned char*)animbuffer + (int)filesize);
2126 if (animbuffer == NULL)
2127 Host_Error("%s: can't find .psa file (%s)", loadmodel->name, animname);
2146 while (buffer < bufferend)
2148 pchunk = (pskchunk_t *)buffer;
2149 buffer = (void *)((unsigned char *)buffer + sizeof(pskchunk_t));
2150 version = LittleLong(pchunk->version);
2151 recordsize = LittleLong(pchunk->recordsize);
2152 numrecords = LittleLong(pchunk->numrecords);
2153 if (developer.integer >= 100)
2154 Con_Printf("%s: %s %x: %i * %i = %i\n", loadmodel->name, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
2155 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
2156 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);
2157 if (!strcmp(pchunk->id, "ACTRHEAD"))
2161 else if (!strcmp(pchunk->id, "PNTS0000"))
2164 if (recordsize != sizeof(*p))
2165 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
2166 // byteswap in place and keep the pointer
2167 numpnts = numrecords;
2168 pnts = (pskpnts_t *)buffer;
2169 for (index = 0, p = (pskpnts_t *)buffer;index < numrecords;index++, p++)
2171 p->origin[0] = LittleFloat(p->origin[0]);
2172 p->origin[1] = LittleFloat(p->origin[1]);
2173 p->origin[2] = LittleFloat(p->origin[2]);
2177 else if (!strcmp(pchunk->id, "VTXW0000"))
2180 if (recordsize != sizeof(*p))
2181 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
2182 // byteswap in place and keep the pointer
2183 numvtxw = numrecords;
2184 vtxw = (pskvtxw_t *)buffer;
2185 for (index = 0, p = (pskvtxw_t *)buffer;index < numrecords;index++, p++)
2187 p->pntsindex = LittleShort(p->pntsindex);
2188 p->texcoord[0] = LittleFloat(p->texcoord[0]);
2189 p->texcoord[1] = LittleFloat(p->texcoord[1]);
2190 if (p->pntsindex >= numpnts)
2192 Con_Printf("%s: vtxw->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
2198 else if (!strcmp(pchunk->id, "FACE0000"))
2201 if (recordsize != sizeof(*p))
2202 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
2203 // byteswap in place and keep the pointer
2204 numfaces = numrecords;
2205 faces = (pskface_t *)buffer;
2206 for (index = 0, p = (pskface_t *)buffer;index < numrecords;index++, p++)
2208 p->vtxwindex[0] = LittleShort(p->vtxwindex[0]);
2209 p->vtxwindex[1] = LittleShort(p->vtxwindex[1]);
2210 p->vtxwindex[2] = LittleShort(p->vtxwindex[2]);
2211 p->group = LittleLong(p->group);
2212 if (p->vtxwindex[0] >= numvtxw)
2214 Con_Printf("%s: face->vtxwindex[0] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[0], numvtxw);
2215 p->vtxwindex[0] = 0;
2217 if (p->vtxwindex[1] >= numvtxw)
2219 Con_Printf("%s: face->vtxwindex[1] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[1], numvtxw);
2220 p->vtxwindex[1] = 0;
2222 if (p->vtxwindex[2] >= numvtxw)
2224 Con_Printf("%s: face->vtxwindex[2] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[2], numvtxw);
2225 p->vtxwindex[2] = 0;
2230 else if (!strcmp(pchunk->id, "MATT0000"))
2233 if (recordsize != sizeof(*p))
2234 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
2235 // byteswap in place and keep the pointer
2236 nummatts = numrecords;
2237 matts = (pskmatt_t *)buffer;
2238 for (index = 0, p = (pskmatt_t *)buffer;index < numrecords;index++, p++)
2244 else if (!strcmp(pchunk->id, "REFSKELT"))
2247 if (recordsize != sizeof(*p))
2248 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
2249 // byteswap in place and keep the pointer
2250 numbones = numrecords;
2251 bones = (pskboneinfo_t *)buffer;
2252 for (index = 0, p = (pskboneinfo_t *)buffer;index < numrecords;index++, p++)
2254 p->numchildren = LittleLong(p->numchildren);
2255 p->parent = LittleLong(p->parent);
2256 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
2257 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
2258 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
2259 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
2260 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
2261 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
2262 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
2263 p->basepose.unknown = LittleFloat(p->basepose.unknown);
2264 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
2265 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
2266 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
2267 #ifdef PSKQUATNEGATIONS
2270 p->basepose.quat[0] *= -1;
2271 p->basepose.quat[1] *= -1;
2272 p->basepose.quat[2] *= -1;
2276 p->basepose.quat[0] *= 1;
2277 p->basepose.quat[1] *= -1;
2278 p->basepose.quat[2] *= 1;
2281 if (p->parent < 0 || p->parent >= numbones)
2283 Con_Printf("%s: bone->parent %i >= numbones %i\n", loadmodel->name, p->parent, numbones);
2289 else if (!strcmp(pchunk->id, "RAWWEIGHTS"))
2292 if (recordsize != sizeof(*p))
2293 Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
2294 // byteswap in place and keep the pointer
2295 numrawweights = numrecords;
2296 rawweights = (pskrawweights_t *)buffer;
2297 for (index = 0, p = (pskrawweights_t *)buffer;index < numrecords;index++, p++)
2299 p->weight = LittleFloat(p->weight);
2300 p->pntsindex = LittleLong(p->pntsindex);
2301 p->boneindex = LittleLong(p->boneindex);
2302 if (p->pntsindex < 0 || p->pntsindex >= numpnts)
2304 Con_Printf("%s: weight->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
2307 if (p->boneindex < 0 || p->boneindex >= numbones)
2309 Con_Printf("%s: weight->boneindex %i >= numbones %i\n", loadmodel->name, p->boneindex, numbones);
2317 while (animbuffer < animbufferend)
2319 pchunk = (pskchunk_t *)animbuffer;
2320 animbuffer = (void *)((unsigned char *)animbuffer + sizeof(pskchunk_t));
2321 version = LittleLong(pchunk->version);
2322 recordsize = LittleLong(pchunk->recordsize);
2323 numrecords = LittleLong(pchunk->numrecords);
2324 if (developer.integer >= 100)
2325 Con_Printf("%s: %s %x: %i * %i = %i\n", animname, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
2326 if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
2327 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);
2328 if (!strcmp(pchunk->id, "ANIMHEAD"))
2332 else if (!strcmp(pchunk->id, "BONENAMES"))
2335 if (recordsize != sizeof(*p))
2336 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2337 // byteswap in place and keep the pointer
2338 numanimbones = numrecords;
2339 animbones = (pskboneinfo_t *)animbuffer;
2340 // NOTE: supposedly psa does not need to match the psk model, the
2341 // bones missing from the psa would simply use their base
2342 // positions from the psk, but this is hard for me to implement
2343 // and people can easily make animations that match.
2344 if (numanimbones != numbones)
2345 Host_Error("%s: this loader only supports animations with the same bones as the mesh", loadmodel->name);
2346 for (index = 0, p = (pskboneinfo_t *)animbuffer;index < numrecords;index++, p++)
2348 p->numchildren = LittleLong(p->numchildren);
2349 p->parent = LittleLong(p->parent);
2350 p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
2351 p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
2352 p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
2353 p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
2354 p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
2355 p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
2356 p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
2357 p->basepose.unknown = LittleFloat(p->basepose.unknown);
2358 p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
2359 p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
2360 p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
2361 #ifdef PSKQUATNEGATIONS
2364 p->basepose.quat[0] *= -1;
2365 p->basepose.quat[1] *= -1;
2366 p->basepose.quat[2] *= -1;
2370 p->basepose.quat[0] *= 1;
2371 p->basepose.quat[1] *= -1;
2372 p->basepose.quat[2] *= 1;
2375 if (p->parent < 0 || p->parent >= numanimbones)
2377 Con_Printf("%s: bone->parent %i >= numanimbones %i\n", animname, p->parent, numanimbones);
2380 // check that bones are the same as in the base
2381 if (strcmp(p->name, bones[index].name) || p->parent != bones[index].parent)
2382 Host_Error("%s: this loader only supports animations with the same bones as the mesh", animname);
2386 else if (!strcmp(pchunk->id, "ANIMINFO"))
2389 if (recordsize != sizeof(*p))
2390 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2391 // byteswap in place and keep the pointer
2392 numanims = numrecords;
2393 anims = (pskaniminfo_t *)animbuffer;
2394 for (index = 0, p = (pskaniminfo_t *)animbuffer;index < numrecords;index++, p++)
2396 p->numbones = LittleLong(p->numbones);
2397 p->playtime = LittleFloat(p->playtime);
2398 p->fps = LittleFloat(p->fps);
2399 p->firstframe = LittleLong(p->firstframe);
2400 p->numframes = LittleLong(p->numframes);
2401 if (p->numbones != numbones)
2402 Con_Printf("%s: animinfo->numbones != numbones, trying to load anyway!\n", animname);
2406 else if (!strcmp(pchunk->id, "ANIMKEYS"))
2409 if (recordsize != sizeof(*p))
2410 Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
2411 numanimkeys = numrecords;
2412 animkeys = (pskanimkeys_t *)animbuffer;
2413 for (index = 0, p = (pskanimkeys_t *)animbuffer;index < numrecords;index++, p++)
2415 p->origin[0] = LittleFloat(p->origin[0]);
2416 p->origin[1] = LittleFloat(p->origin[1]);
2417 p->origin[2] = LittleFloat(p->origin[2]);
2418 p->quat[0] = LittleFloat(p->quat[0]);
2419 p->quat[1] = LittleFloat(p->quat[1]);
2420 p->quat[2] = LittleFloat(p->quat[2]);
2421 p->quat[3] = LittleFloat(p->quat[3]);
2422 p->frametime = LittleFloat(p->frametime);
2423 #ifdef PSKQUATNEGATIONS
2424 if (index % numbones)
2439 // TODO: allocate bonepose stuff
2442 Con_Printf("%s: unknown chunk ID \"%s\"\n", animname, pchunk->id);
2445 if (!numpnts || !pnts || !numvtxw || !vtxw || !numfaces || !faces || !nummatts || !matts || !numbones || !bones || !numrawweights || !rawweights || !numanims || !anims || !numanimkeys || !animkeys)
2446 Host_Error("%s: missing required chunks", loadmodel->name);
2448 loadmodel->numframes = 0;
2449 for (index = 0;index < numanims;index++)
2450 loadmodel->numframes += anims[index].numframes;
2452 if (numanimkeys != numbones * loadmodel->numframes)
2453 Host_Error("%s: %s has incorrect number of animation keys", animname, pchunk->id);
2455 meshvertices = numvtxw;
2456 meshtriangles = numfaces;
2458 // load external .skin files if present
2459 skinfiles = Mod_LoadSkinFiles();
2460 if (loadmodel->numskins < 1)
2461 loadmodel->numskins = 1;
2462 loadmodel->num_bones = numbones;
2463 loadmodel->num_poses = loadmodel->num_bones * loadmodel->numframes;
2464 loadmodel->nummodelsurfaces = loadmodel->num_surfaces = nummatts;
2465 loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
2466 loadmodel->num_texturesperskin = loadmodel->num_surfaces;
2467 // do most allocations as one merged chunk
2468 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[12]) + loadmodel->num_bones * sizeof(float[12]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t));
2469 loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
2470 loadmodel->surfacelist = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
2471 loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
2472 loadmodel->surfmesh.num_vertices = meshvertices;
2473 loadmodel->surfmesh.num_triangles = meshtriangles;
2474 loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
2475 loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
2476 loadmodel->surfmesh.data_vertex3f = (float *)data;data += meshvertices * sizeof(float[3]);
2477 loadmodel->surfmesh.data_svector3f = (float *)data;data += meshvertices * sizeof(float[3]);
2478 loadmodel->surfmesh.data_tvector3f = (float *)data;data += meshvertices * sizeof(float[3]);
2479 loadmodel->surfmesh.data_normal3f = (float *)data;data += meshvertices * sizeof(float[3]);
2480 loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
2481 loadmodel->surfmesh.data_vertexweightindex4i = (int *)data;data += meshvertices * sizeof(int[4]);
2482 loadmodel->surfmesh.data_vertexweightinfluence4f = (float *)data;data += meshvertices * sizeof(float[4]);
2483 loadmodel->data_poses = (float *)data;data += loadmodel->num_poses * sizeof(float[12]);
2484 loadmodel->data_baseboneposeinverse = (float *)data;data += loadmodel->num_bones * sizeof(float[12]);
2485 loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
2486 loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
2487 loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
2489 for (i = 0;i < loadmodel->numskins;i++)
2491 loadmodel->skinscenes[i].firstframe = i;
2492 loadmodel->skinscenes[i].framecount = 1;
2493 loadmodel->skinscenes[i].loop = true;
2494 loadmodel->skinscenes[i].framerate = 10;
2498 for (index = 0, i = 0;index < nummatts;index++)
2500 // since psk models do not have named sections, reuse their shader name as the section name
2501 if (matts[index].name[0])
2502 Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + index, skinfiles, matts[index].name, matts[index].name);
2504 for (j = 0;j < loadmodel->numskins;j++)
2505 Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + index + j * loadmodel->num_surfaces, NULL);
2506 loadmodel->surfacelist[index] = index;
2507 loadmodel->data_surfaces[index].texture = loadmodel->data_textures + index;
2508 loadmodel->data_surfaces[index].num_firstvertex = 0;
2509 loadmodel->data_surfaces[index].num_vertices = loadmodel->surfmesh.num_vertices;
2512 // copy over the vertex locations and texcoords
2513 for (index = 0;index < numvtxw;index++)
2515 loadmodel->surfmesh.data_vertex3f[index*3+0] = pnts[vtxw[index].pntsindex].origin[0];
2516 loadmodel->surfmesh.data_vertex3f[index*3+1] = pnts[vtxw[index].pntsindex].origin[1];
2517 loadmodel->surfmesh.data_vertex3f[index*3+2] = pnts[vtxw[index].pntsindex].origin[2];
2518 loadmodel->surfmesh.data_texcoordtexture2f[index*2+0] = vtxw[index].texcoord[0];
2519 loadmodel->surfmesh.data_texcoordtexture2f[index*2+1] = vtxw[index].texcoord[1];
2522 // loading the faces is complicated because we need to sort them into surfaces by mattindex
2523 for (index = 0;index < numfaces;index++)
2524 loadmodel->data_surfaces[faces[index].mattindex].num_triangles++;
2525 for (index = 0, i = 0;index < nummatts;index++)
2527 loadmodel->data_surfaces[index].num_firsttriangle = i;
2528 i += loadmodel->data_surfaces[index].num_triangles;
2529 loadmodel->data_surfaces[index].num_triangles = 0;
2531 for (index = 0;index < numfaces;index++)
2533 i = (loadmodel->data_surfaces[faces[index].mattindex].num_firsttriangle + loadmodel->data_surfaces[faces[index].mattindex].num_triangles++)*3;
2534 loadmodel->surfmesh.data_element3i[i+0] = faces[index].vtxwindex[0];
2535 loadmodel->surfmesh.data_element3i[i+1] = faces[index].vtxwindex[1];
2536 loadmodel->surfmesh.data_element3i[i+2] = faces[index].vtxwindex[2];
2539 // copy over the bones
2540 for (index = 0;index < numbones;index++)
2542 strlcpy(loadmodel->data_bones[index].name, bones[index].name, sizeof(loadmodel->data_bones[index].name));
2543 loadmodel->data_bones[index].parent = (index || bones[index].parent > 0) ? bones[index].parent : -1;
2544 if (loadmodel->data_bones[index].parent >= index)
2545 Host_Error("%s bone[%i].parent >= %i", loadmodel->name, index, index);
2548 // sort the psk point weights into the vertex weight tables
2549 // (which only accept up to 4 bones per vertex)
2550 for (index = 0;index < numvtxw;index++)
2554 for (j = 0;j < numrawweights;j++)
2556 if (rawweights[j].pntsindex == vtxw[index].pntsindex)
2558 int boneindex = rawweights[j].boneindex;
2559 float influence = rawweights[j].weight;
2560 for (l = 0;l < 4;l++)
2562 if (loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l] < influence)
2564 // move lower influence weights out of the way first
2566 for (l2 = 3;l2 > l;l2--)
2568 loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l2] = loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l2-1];
2569 loadmodel->surfmesh.data_vertexweightindex4i[index*4+l2] = loadmodel->surfmesh.data_vertexweightindex4i[index*4+l2-1];
2571 // store the new weight
2572 loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l] = influence;
2573 loadmodel->surfmesh.data_vertexweightindex4i[index*4+l] = boneindex;
2580 for (l = 0;l < 4;l++)
2581 sum += loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l];
2582 if (sum && fabs(sum - 1) > (1.0f / 256.0f))
2584 float f = 1.0f / sum;
2585 for (l = 0;l < 4;l++)
2586 loadmodel->surfmesh.data_vertexweightinfluence4f[index*4+l] *= f;
2590 // set up the animscenes based on the anims
2591 for (index = 0, i = 0;index < numanims;index++)
2593 for (j = 0;j < anims[index].numframes;j++, i++)
2595 dpsnprintf(loadmodel->animscenes[i].name, sizeof(loadmodel->animscenes[i].name), "%s_%d", anims[index].name, j);
2596 loadmodel->animscenes[i].firstframe = i;
2597 loadmodel->animscenes[i].framecount = 1;
2598 loadmodel->animscenes[i].loop = true;
2599 loadmodel->animscenes[i].framerate = 10;
2603 // load the poses from the animkeys
2604 for (index = 0;index < numanimkeys;index++)
2606 pskanimkeys_t *k = animkeys + index;
2608 Matrix4x4_FromOriginQuat(&matrix, k->origin[0], k->origin[1], k->origin[2], k->quat[0], k->quat[1], k->quat[2], k->quat[3]);
2609 Matrix4x4_ToArray12FloatD3D(&matrix, loadmodel->data_poses + index*12);
2611 Mod_FreeSkinFiles(skinfiles);
2612 Mem_Free(animfilebuffer);
2614 // compute all the mesh information that was not loaded from the file
2615 // TODO: honor smoothing groups somehow?
2616 Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
2617 Mod_BuildBaseBonePoses();
2618 Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, true);
2619 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);
2620 Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
2621 Mod_Alias_CalculateBoundingBox();
2623 loadmodel->surfmesh.isanimated = loadmodel->numframes > 1 || loadmodel->animscenes[0].framecount > 1;