4 cvar_t r_quickmodels = {0, "r_quickmodels", "1"};
11 // LordHavoc: vertex arrays
14 float *aliasvertcolorbuf;
15 float *aliasvert; // this may point at aliasvertbuf or at vertex arrays in the mesh backend
16 float *aliasvertcolor; // this may point at aliasvertcolorbuf or at vertex arrays in the mesh backend
18 float *aliasvertcolor2;
21 zymbonematrix *zymbonepose;
23 mempool_t *gl_models_mempool;
25 void gl_models_start(void)
27 // allocate vertex processing arrays
28 gl_models_mempool = Mem_AllocPool("GL_Models");
29 aliasvert = aliasvertbuf = Mem_Alloc(gl_models_mempool, sizeof(float[MD2MAX_VERTS][4]));
30 aliasvertcolor = aliasvertcolorbuf = Mem_Alloc(gl_models_mempool, sizeof(float[MD2MAX_VERTS][4]));
31 aliasvertnorm = Mem_Alloc(gl_models_mempool, sizeof(float[MD2MAX_VERTS][3]));
32 aliasvertcolor2 = Mem_Alloc(gl_models_mempool, sizeof(float[MD2MAX_VERTS][4])); // used temporarily for tinted coloring
33 zymbonepose = Mem_Alloc(gl_models_mempool, sizeof(zymbonematrix[256]));
34 aliasvertusage = Mem_Alloc(gl_models_mempool, sizeof(int[MD2MAX_VERTS]));
37 void gl_models_shutdown(void)
39 Mem_FreePool(&gl_models_mempool);
42 void gl_models_newmap(void)
46 void GL_Models_Init(void)
48 Cvar_RegisterVariable(&r_quickmodels);
50 R_RegisterModule("GL_Models", gl_models_start, gl_models_shutdown, gl_models_newmap);
54 void R_AliasTransformVerts(int vertcount)
59 while (vertcount >= 4)
61 VectorCopy(av, point);softwaretransform(point, av);av += 4;
62 VectorCopy(av, point);softwaretransform(point, av);av += 4;
63 VectorCopy(av, point);softwaretransform(point, av);av += 4;
64 VectorCopy(av, point);softwaretransform(point, av);av += 4;
69 VectorCopy(av, point);softwaretransform(point, av);av += 4;
75 void R_AliasLerpVerts(int vertcount,
76 float lerp1, const trivertx_t *verts1, const vec3_t fscale1, const vec3_t translate1,
77 float lerp2, const trivertx_t *verts2, const vec3_t fscale2, const vec3_t translate2,
78 float lerp3, const trivertx_t *verts3, const vec3_t fscale3, const vec3_t translate3,
79 float lerp4, const trivertx_t *verts4, const vec3_t fscale4, const vec3_t translate4)
82 vec3_t scale1, scale2, scale3, scale4, translate;
83 const float *n1, *n2, *n3, *n4;
87 VectorScale(fscale1, lerp1, scale1);
90 VectorScale(fscale2, lerp2, scale2);
93 VectorScale(fscale3, lerp3, scale3);
96 VectorScale(fscale4, lerp4, scale4);
97 translate[0] = translate1[0] * lerp1 + translate2[0] * lerp2 + translate3[0] * lerp3 + translate4[0] * lerp4;
98 translate[1] = translate1[1] * lerp1 + translate2[1] * lerp2 + translate3[1] * lerp3 + translate4[1] * lerp4;
99 translate[2] = translate1[2] * lerp1 + translate2[2] * lerp2 + translate3[2] * lerp3 + translate4[2] * lerp4;
101 for (i = 0;i < vertcount;i++)
103 av[0] = verts1->v[0] * scale1[0] + verts2->v[0] * scale2[0] + verts3->v[0] * scale3[0] + verts4->v[0] * scale4[0] + translate[0];
104 av[1] = verts1->v[1] * scale1[1] + verts2->v[1] * scale2[1] + verts3->v[1] * scale3[1] + verts4->v[1] * scale4[1] + translate[1];
105 av[2] = verts1->v[2] * scale1[2] + verts2->v[2] * scale2[2] + verts3->v[2] * scale3[2] + verts4->v[2] * scale4[2] + translate[2];
106 n1 = m_bytenormals[verts1->lightnormalindex];
107 n2 = m_bytenormals[verts2->lightnormalindex];
108 n3 = m_bytenormals[verts3->lightnormalindex];
109 n4 = m_bytenormals[verts4->lightnormalindex];
110 avn[0] = n1[0] * lerp1 + n2[0] * lerp2 + n3[0] * lerp3 + n4[0] * lerp4;
111 avn[1] = n1[1] * lerp1 + n2[1] * lerp2 + n3[1] * lerp3 + n4[1] * lerp4;
112 avn[2] = n1[2] * lerp1 + n2[2] * lerp2 + n3[2] * lerp3 + n4[2] * lerp4;
115 verts1++;verts2++;verts3++;verts4++;
120 translate[0] = translate1[0] * lerp1 + translate2[0] * lerp2 + translate3[0] * lerp3;
121 translate[1] = translate1[1] * lerp1 + translate2[1] * lerp2 + translate3[1] * lerp3;
122 translate[2] = translate1[2] * lerp1 + translate2[2] * lerp2 + translate3[2] * lerp3;
124 for (i = 0;i < vertcount;i++)
126 av[0] = verts1->v[0] * scale1[0] + verts2->v[0] * scale2[0] + verts3->v[0] * scale3[0] + translate[0];
127 av[1] = verts1->v[1] * scale1[1] + verts2->v[1] * scale2[1] + verts3->v[1] * scale3[1] + translate[1];
128 av[2] = verts1->v[2] * scale1[2] + verts2->v[2] * scale2[2] + verts3->v[2] * scale3[2] + translate[2];
129 n1 = m_bytenormals[verts1->lightnormalindex];
130 n2 = m_bytenormals[verts2->lightnormalindex];
131 n3 = m_bytenormals[verts3->lightnormalindex];
132 avn[0] = n1[0] * lerp1 + n2[0] * lerp2 + n3[0] * lerp3;
133 avn[1] = n1[1] * lerp1 + n2[1] * lerp2 + n3[1] * lerp3;
134 avn[2] = n1[2] * lerp1 + n2[2] * lerp2 + n3[2] * lerp3;
137 verts1++;verts2++;verts3++;
143 translate[0] = translate1[0] * lerp1 + translate2[0] * lerp2;
144 translate[1] = translate1[1] * lerp1 + translate2[1] * lerp2;
145 translate[2] = translate1[2] * lerp1 + translate2[2] * lerp2;
147 for (i = 0;i < vertcount;i++)
149 av[0] = verts1->v[0] * scale1[0] + verts2->v[0] * scale2[0] + translate[0];
150 av[1] = verts1->v[1] * scale1[1] + verts2->v[1] * scale2[1] + translate[1];
151 av[2] = verts1->v[2] * scale1[2] + verts2->v[2] * scale2[2] + translate[2];
152 n1 = m_bytenormals[verts1->lightnormalindex];
153 n2 = m_bytenormals[verts2->lightnormalindex];
154 avn[0] = n1[0] * lerp1 + n2[0] * lerp2;
155 avn[1] = n1[1] * lerp1 + n2[1] * lerp2;
156 avn[2] = n1[2] * lerp1 + n2[2] * lerp2;
165 translate[0] = translate1[0] * lerp1;
166 translate[1] = translate1[1] * lerp1;
167 translate[2] = translate1[2] * lerp1;
171 // general but almost never used case
172 for (i = 0;i < vertcount;i++)
174 av[0] = verts1->v[0] * scale1[0] + translate[0];
175 av[1] = verts1->v[1] * scale1[1] + translate[1];
176 av[2] = verts1->v[2] * scale1[2] + translate[2];
177 n1 = m_bytenormals[verts1->lightnormalindex];
178 avn[0] = n1[0] * lerp1;
179 avn[1] = n1[1] * lerp1;
180 avn[2] = n1[2] * lerp1;
189 for (i = 0;i < vertcount;i++)
191 av[0] = verts1->v[0] * scale1[0] + translate[0];
192 av[1] = verts1->v[1] * scale1[1] + translate[1];
193 av[2] = verts1->v[2] * scale1[2] + translate[2];
194 VectorCopy(m_bytenormals[verts1->lightnormalindex], avn);
203 skinframe_t *R_FetchSkinFrame(const entity_render_t *ent)
205 model_t *model = ent->model;
206 unsigned int s = (unsigned int) ent->skinnum;
207 if (s >= model->numskins)
209 if (model->skinscenes[s].framecount > 1)
210 return &model->skinframes[model->skinscenes[s].firstframe + (int) (cl.time * 10) % model->skinscenes[s].framecount];
212 return &model->skinframes[model->skinscenes[s].firstframe];
215 void R_SetupMDLMD2Frames(const entity_render_t *ent, float colorr, float colorg, float colorb)
217 const md2frame_t *frame1, *frame2, *frame3, *frame4;
218 const trivertx_t *frame1verts, *frame2verts, *frame3verts, *frame4verts;
219 const model_t *model = ent->model;
221 frame1 = &model->mdlmd2data_frames[ent->frameblend[0].frame];
222 frame2 = &model->mdlmd2data_frames[ent->frameblend[1].frame];
223 frame3 = &model->mdlmd2data_frames[ent->frameblend[2].frame];
224 frame4 = &model->mdlmd2data_frames[ent->frameblend[3].frame];
225 frame1verts = &model->mdlmd2data_pose[ent->frameblend[0].frame * model->numverts];
226 frame2verts = &model->mdlmd2data_pose[ent->frameblend[1].frame * model->numverts];
227 frame3verts = &model->mdlmd2data_pose[ent->frameblend[2].frame * model->numverts];
228 frame4verts = &model->mdlmd2data_pose[ent->frameblend[3].frame * model->numverts];
229 R_AliasLerpVerts(model->numverts,
230 ent->frameblend[0].lerp, frame1verts, frame1->scale, frame1->translate,
231 ent->frameblend[1].lerp, frame2verts, frame2->scale, frame2->translate,
232 ent->frameblend[2].lerp, frame3verts, frame3->scale, frame3->translate,
233 ent->frameblend[3].lerp, frame4verts, frame4->scale, frame4->translate);
235 R_LightModel(ent, model->numverts, colorr, colorg, colorb, false);
237 //R_AliasTransformVerts(model->numverts);
240 void R_DrawQ1Q2AliasModelCallback (const void *calldata1, int calldata2)
242 int i, c, pantsfullbright, shirtfullbright, colormapped;
243 float pantscolor[3], shirtcolor[3];
249 skinframe_t *skinframe;
250 const entity_render_t *ent = calldata1;
251 int blendfunc1, blendfunc2;
253 // softwaretransformforentity(ent);
258 VectorSubtract(ent->origin, r_origin, diff);
259 fog = DotProduct(diff,diff);
262 fog = exp(fogdensity/fog);
267 // fog method: darken, additive fog
268 // 1. render model as normal, scaled by inverse of fog alpha (darkens it)
269 // 2. render fog as additive
274 skinframe = R_FetchSkinFrame(ent);
276 if (ent->effects & EF_ADDITIVE)
278 blendfunc1 = GL_SRC_ALPHA;
281 else if (ent->alpha != 1.0 || skinframe->fog != NULL)
283 blendfunc1 = GL_SRC_ALPHA;
284 blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
289 blendfunc2 = GL_ZERO;
292 if (!skinframe->base && !skinframe->pants && !skinframe->shirt && !skinframe->glow)
295 memset(&m, 0, sizeof(m));
296 m.blendfunc1 = blendfunc1;
297 m.blendfunc2 = blendfunc2;
298 m.numtriangles = model->numtris;
299 m.numverts = model->numverts;
300 m.tex[0] = R_GetTexture(r_notexture);
301 m.matrix = ent->matrix;
303 c_alias_polys += m.numtriangles;
304 if (R_Mesh_Draw_GetBuffer(&m, true))
306 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
307 for (i = 0;i < m.numverts * 2;i++)
308 m.texcoords[0][i] = model->mdlmd2data_texcoords[i] * 8.0f;
310 aliasvert = m.vertex;
311 aliasvertcolor = m.color;
312 R_SetupMDLMD2Frames(ent, m.colorscale, m.colorscale, m.colorscale);
313 aliasvert = aliasvertbuf;
314 aliasvertcolor = aliasvertcolorbuf;
322 colormapped = !skinframe->merged || (ent->colormap >= 0 && skinframe->base && (skinframe->pants || skinframe->shirt));
323 if (!colormapped && !fog && !skinframe->glow && !skinframe->fog)
325 // fastpath for the normal situation (one texture)
326 memset(&m, 0, sizeof(m));
327 m.blendfunc1 = blendfunc1;
328 m.blendfunc2 = blendfunc2;
329 m.numtriangles = model->numtris;
330 m.numverts = model->numverts;
331 m.tex[0] = R_GetTexture(skinframe->merged);
332 m.matrix = ent->matrix;
334 c_alias_polys += m.numtriangles;
335 if (R_Mesh_Draw_GetBuffer(&m, true))
337 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
338 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
340 aliasvert = m.vertex;
341 aliasvertcolor = m.color;
342 R_SetupMDLMD2Frames(ent, m.colorscale, m.colorscale, m.colorscale);
343 aliasvert = aliasvertbuf;
344 aliasvertcolor = aliasvertcolorbuf;
351 R_SetupMDLMD2Frames(ent, 1 - fog, 1 - fog, 1 - fog);
355 // 128-224 are backwards ranges
356 c = (ent->colormap & 0xF) << 4;c += (c >= 128 && c < 224) ? 4 : 12;
357 bcolor = (qbyte *) (&d_8to24table[c]);
358 pantsfullbright = c >= 224;
359 VectorScale(bcolor, (1.0f / 255.0f), pantscolor);
360 c = (ent->colormap & 0xF0);c += (c >= 128 && c < 224) ? 4 : 12;
361 bcolor = (qbyte *) (&d_8to24table[c]);
362 shirtfullbright = c >= 224;
363 VectorScale(bcolor, (1.0f / 255.0f), shirtcolor);
367 pantscolor[0] = pantscolor[1] = pantscolor[2] = shirtcolor[0] = shirtcolor[1] = shirtcolor[2] = 1;
368 pantsfullbright = shirtfullbright = false;
371 memset(&m, 0, sizeof(m));
372 m.blendfunc1 = blendfunc1;
373 m.blendfunc2 = blendfunc2;
374 m.numtriangles = model->numtris;
375 m.numverts = model->numverts;
376 m.matrix = ent->matrix;
377 m.tex[0] = colormapped ? R_GetTexture(skinframe->base) : R_GetTexture(skinframe->merged);
378 if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
380 blendfunc1 = GL_SRC_ALPHA;
382 c_alias_polys += m.numtriangles;
383 R_ModulateColors(aliasvertcolor, m.color, m.numverts, m.colorscale, m.colorscale, m.colorscale);
384 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
385 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
386 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
392 if (skinframe->pants)
394 memset(&m, 0, sizeof(m));
395 m.blendfunc1 = blendfunc1;
396 m.blendfunc2 = blendfunc2;
397 m.numtriangles = model->numtris;
398 m.numverts = model->numverts;
399 m.matrix = ent->matrix;
400 m.tex[0] = R_GetTexture(skinframe->pants);
401 if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
403 blendfunc1 = GL_SRC_ALPHA;
405 c_alias_polys += m.numtriangles;
407 R_FillColors(m.color, m.numverts, pantscolor[0] * m.colorscale, pantscolor[1] * m.colorscale, pantscolor[2] * m.colorscale, ent->alpha);
409 R_ModulateColors(aliasvertcolor, m.color, m.numverts, pantscolor[0] * m.colorscale, pantscolor[1] * m.colorscale, pantscolor[2] * m.colorscale);
410 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
411 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
412 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
416 if (skinframe->shirt)
418 memset(&m, 0, sizeof(m));
419 m.blendfunc1 = blendfunc1;
420 m.blendfunc2 = blendfunc2;
421 m.numtriangles = model->numtris;
422 m.numverts = model->numverts;
423 m.matrix = ent->matrix;
424 m.tex[0] = R_GetTexture(skinframe->shirt);
425 if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
427 blendfunc1 = GL_SRC_ALPHA;
429 c_alias_polys += m.numtriangles;
431 R_FillColors(m.color, m.numverts, shirtcolor[0] * m.colorscale, shirtcolor[1] * m.colorscale, shirtcolor[2] * m.colorscale, ent->alpha);
433 R_ModulateColors(aliasvertcolor, m.color, m.numverts, shirtcolor[0] * m.colorscale, shirtcolor[1] * m.colorscale, shirtcolor[2] * m.colorscale);
434 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
435 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
436 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
443 memset(&m, 0, sizeof(m));
444 m.blendfunc1 = blendfunc1;
445 m.blendfunc2 = blendfunc2;
446 m.numtriangles = model->numtris;
447 m.numverts = model->numverts;
448 m.matrix = ent->matrix;
449 m.tex[0] = R_GetTexture(skinframe->glow);
450 if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
452 blendfunc1 = GL_SRC_ALPHA;
454 c_alias_polys += m.numtriangles;
455 R_FillColors(m.color, m.numverts, (1 - fog) * m.colorscale, (1 - fog) * m.colorscale, (1 - fog) * m.colorscale, ent->alpha);
456 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
457 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
458 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
464 memset(&m, 0, sizeof(m));
465 m.blendfunc1 = GL_SRC_ALPHA;
466 m.blendfunc2 = GL_ONE;
467 m.numtriangles = model->numtris;
468 m.numverts = model->numverts;
469 m.matrix = ent->matrix;
470 m.tex[0] = R_GetTexture(skinframe->fog);
471 if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
473 c_alias_polys += m.numtriangles;
474 R_FillColors(m.color, m.numverts, fogcolor[0] * fog * m.colorscale, fogcolor[1] * fog * m.colorscale, fogcolor[2] * fog * m.colorscale, ent->alpha);
475 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
476 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
477 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
483 int ZymoticLerpBones(int count, const zymbonematrix *bonebase, const frameblend_t *blend, const zymbone_t *bone)
486 float lerp1, lerp2, lerp3, lerp4;
487 zymbonematrix *out, rootmatrix, m;
488 const zymbonematrix *bone1, *bone2, *bone3, *bone4;
491 // LordHavoc: combine transform from zym coordinate space to quake coordinate space with model to world transform matrix
492 rootmatrix.m[0][0] = softwaretransform_matrix[0][1];
493 rootmatrix.m[0][1] = -softwaretransform_matrix[0][0];
494 rootmatrix.m[0][2] = softwaretransform_matrix[0][2];
495 rootmatrix.m[0][3] = softwaretransform_matrix[0][3];
496 rootmatrix.m[1][0] = softwaretransform_matrix[1][1];
497 rootmatrix.m[1][1] = -softwaretransform_matrix[1][0];
498 rootmatrix.m[1][2] = softwaretransform_matrix[1][2];
499 rootmatrix.m[1][3] = softwaretransform_matrix[1][3];
500 rootmatrix.m[2][0] = softwaretransform_matrix[2][1];
501 rootmatrix.m[2][1] = -softwaretransform_matrix[2][0];
502 rootmatrix.m[2][2] = softwaretransform_matrix[2][2];
503 rootmatrix.m[2][3] = softwaretransform_matrix[2][3];
505 rootmatrix.m[0][0] = 1;
506 rootmatrix.m[0][1] = 0;
507 rootmatrix.m[0][2] = 0;
508 rootmatrix.m[0][3] = 0;
509 rootmatrix.m[1][0] = 0;
510 rootmatrix.m[1][1] = 1;
511 rootmatrix.m[1][2] = 0;
512 rootmatrix.m[1][3] = 0;
513 rootmatrix.m[2][0] = 0;
514 rootmatrix.m[2][1] = 0;
515 rootmatrix.m[2][2] = 1;
516 rootmatrix.m[2][3] = 0;
518 bone1 = bonebase + blend[0].frame * count;
519 lerp1 = blend[0].lerp;
522 bone2 = bonebase + blend[1].frame * count;
523 lerp2 = blend[1].lerp;
526 bone3 = bonebase + blend[2].frame * count;
527 lerp3 = blend[2].lerp;
531 bone4 = bonebase + blend[3].frame * count;
532 lerp4 = blend[3].lerp;
533 for (i = 0, out = zymbonepose;i < count;i++, out++)
535 // interpolate matrices
536 m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2 + bone3->m[0][0] * lerp3 + bone4->m[0][0] * lerp4;
537 m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2 + bone3->m[0][1] * lerp3 + bone4->m[0][1] * lerp4;
538 m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2 + bone3->m[0][2] * lerp3 + bone4->m[0][2] * lerp4;
539 m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2 + bone3->m[0][3] * lerp3 + bone4->m[0][3] * lerp4;
540 m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2 + bone3->m[1][0] * lerp3 + bone4->m[1][0] * lerp4;
541 m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2 + bone3->m[1][1] * lerp3 + bone4->m[1][1] * lerp4;
542 m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2 + bone3->m[1][2] * lerp3 + bone4->m[1][2] * lerp4;
543 m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2 + bone3->m[1][3] * lerp3 + bone4->m[1][3] * lerp4;
544 m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2 + bone3->m[2][0] * lerp3 + bone4->m[2][0] * lerp4;
545 m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2 + bone3->m[2][1] * lerp3 + bone4->m[2][1] * lerp4;
546 m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2 + bone3->m[2][2] * lerp3 + bone4->m[2][2] * lerp4;
547 m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2 + bone3->m[2][3] * lerp3 + bone4->m[2][3] * lerp4;
548 if (bone->parent >= 0)
549 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
551 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
562 for (i = 0, out = zymbonepose;i < count;i++, out++)
564 // interpolate matrices
565 m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2 + bone3->m[0][0] * lerp3;
566 m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2 + bone3->m[0][1] * lerp3;
567 m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2 + bone3->m[0][2] * lerp3;
568 m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2 + bone3->m[0][3] * lerp3;
569 m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2 + bone3->m[1][0] * lerp3;
570 m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2 + bone3->m[1][1] * lerp3;
571 m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2 + bone3->m[1][2] * lerp3;
572 m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2 + bone3->m[1][3] * lerp3;
573 m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2 + bone3->m[2][0] * lerp3;
574 m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2 + bone3->m[2][1] * lerp3;
575 m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2 + bone3->m[2][2] * lerp3;
576 m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2 + bone3->m[2][3] * lerp3;
577 if (bone->parent >= 0)
578 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
580 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
591 for (i = 0, out = zymbonepose;i < count;i++, out++)
593 // interpolate matrices
594 m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2;
595 m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2;
596 m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2;
597 m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2;
598 m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2;
599 m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2;
600 m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2;
601 m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2;
602 m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2;
603 m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2;
604 m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2;
605 m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2;
606 if (bone->parent >= 0)
607 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
609 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
622 for (i = 0, out = zymbonepose;i < count;i++, out++)
624 // interpolate matrices
625 m.m[0][0] = bone1->m[0][0] * lerp1;
626 m.m[0][1] = bone1->m[0][1] * lerp1;
627 m.m[0][2] = bone1->m[0][2] * lerp1;
628 m.m[0][3] = bone1->m[0][3] * lerp1;
629 m.m[1][0] = bone1->m[1][0] * lerp1;
630 m.m[1][1] = bone1->m[1][1] * lerp1;
631 m.m[1][2] = bone1->m[1][2] * lerp1;
632 m.m[1][3] = bone1->m[1][3] * lerp1;
633 m.m[2][0] = bone1->m[2][0] * lerp1;
634 m.m[2][1] = bone1->m[2][1] * lerp1;
635 m.m[2][2] = bone1->m[2][2] * lerp1;
636 m.m[2][3] = bone1->m[2][3] * lerp1;
637 if (bone->parent >= 0)
638 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
640 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
648 for (i = 0, out = zymbonepose;i < count;i++, out++)
650 if (bone->parent >= 0)
651 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &bone1->m[0][0], &out->m[0][0]);
653 R_ConcatTransforms(&rootmatrix.m[0][0], &bone1->m[0][0], &out->m[0][0]);
662 void ZymoticTransformVerts(int vertcount, int *bonecounts, zymvertex_t *vert)
665 float *out = aliasvert;
666 zymbonematrix *matrix;
670 // FIXME: validate bonecounts at load time (must be >= 1)
671 // FIXME: need 4th component in origin, for how much of the translate to blend in
674 matrix = &zymbonepose[vert->bonenum];
675 out[0] = vert->origin[0] * matrix->m[0][0] + vert->origin[1] * matrix->m[0][1] + vert->origin[2] * matrix->m[0][2] + matrix->m[0][3];
676 out[1] = vert->origin[0] * matrix->m[1][0] + vert->origin[1] * matrix->m[1][1] + vert->origin[2] * matrix->m[1][2] + matrix->m[1][3];
677 out[2] = vert->origin[0] * matrix->m[2][0] + vert->origin[1] * matrix->m[2][1] + vert->origin[2] * matrix->m[2][2] + matrix->m[2][3];
685 matrix = &zymbonepose[vert->bonenum];
686 out[0] += vert->origin[0] * matrix->m[0][0] + vert->origin[1] * matrix->m[0][1] + vert->origin[2] * matrix->m[0][2] + matrix->m[0][3];
687 out[1] += vert->origin[0] * matrix->m[1][0] + vert->origin[1] * matrix->m[1][1] + vert->origin[2] * matrix->m[1][2] + matrix->m[1][3];
688 out[2] += vert->origin[0] * matrix->m[2][0] + vert->origin[1] * matrix->m[2][1] + vert->origin[2] * matrix->m[2][2] + matrix->m[2][3];
696 void ZymoticCalcNormals(int vertcount, int shadercount, int *renderlist)
699 float *out, v1[3], v2[3], normal[3], s;
702 memset(aliasvertnorm, 0, sizeof(float) * vertcount * 3);
703 memset(aliasvertusage, 0, sizeof(int) * vertcount);
704 // parse render list and accumulate surface normals
713 v1[0] = aliasvert[a+0] - aliasvert[b+0];
714 v1[1] = aliasvert[a+1] - aliasvert[b+1];
715 v1[2] = aliasvert[a+2] - aliasvert[b+2];
716 v2[0] = aliasvert[c+0] - aliasvert[b+0];
717 v2[1] = aliasvert[c+1] - aliasvert[b+1];
718 v2[2] = aliasvert[c+2] - aliasvert[b+2];
719 CrossProduct(v1, v2, normal);
720 VectorNormalizeFast(normal);
721 // add surface normal to vertices
722 a = renderlist[0] * 3;
723 aliasvertnorm[a+0] += normal[0];
724 aliasvertnorm[a+1] += normal[1];
725 aliasvertnorm[a+2] += normal[2];
726 aliasvertusage[renderlist[0]]++;
727 a = renderlist[1] * 3;
728 aliasvertnorm[a+0] += normal[0];
729 aliasvertnorm[a+1] += normal[1];
730 aliasvertnorm[a+2] += normal[2];
731 aliasvertusage[renderlist[1]]++;
732 a = renderlist[2] * 3;
733 aliasvertnorm[a+0] += normal[0];
734 aliasvertnorm[a+1] += normal[1];
735 aliasvertnorm[a+2] += normal[2];
736 aliasvertusage[renderlist[2]]++;
740 // FIXME: precalc this
741 // average surface normals
758 void R_DrawZymoticModelMeshCallback (const void *calldata1, int calldata2)
765 rmeshbufferinfo_t mbuf;
766 const entity_render_t *ent = calldata1;
767 int shadernum = calldata2;
769 // find the vertex index list and texture
770 m = ent->model->zymdata_header;
771 renderlist = (int *)(m->lump_render.start + (int) m);
772 for (i = 0;i < shadernum;i++)
773 renderlist += renderlist[0] * 3 + 1;
774 texture = ((rtexture_t **)(m->lump_shaders.start + (int) m))[shadernum];
779 VectorSubtract(ent->origin, r_origin, diff);
780 fog = DotProduct(diff,diff);
783 fog = exp(fogdensity/fog);
788 // fog method: darken, additive fog
789 // 1. render model as normal, scaled by inverse of fog alpha (darkens it)
790 // 2. render fog as additive
793 ZymoticLerpBones(m->numbones, (zymbonematrix *)(m->lump_poses.start + (int) m), ent->frameblend, (zymbone_t *)(m->lump_bones.start + (int) m));
794 ZymoticTransformVerts(m->numverts, (int *)(m->lump_vertbonecounts.start + (int) m), (zymvertex_t *)(m->lump_verts.start + (int) m));
795 ZymoticCalcNormals(m->numverts, m->numshaders, (int *)(m->lump_render.start + (int) m));
797 R_LightModel(ent, m->numverts, 1 - fog, 1 - fog, 1 - fog, false);
799 memset(&mbuf, 0, sizeof(mbuf));
800 mbuf.numverts = m->numverts;
801 mbuf.numtriangles = renderlist[0];
802 if (ent->effects & EF_ADDITIVE)
804 mbuf.blendfunc1 = GL_SRC_ALPHA;
805 mbuf.blendfunc2 = GL_ONE;
807 else if (ent->alpha != 1.0 || R_TextureHasAlpha(texture))
809 mbuf.blendfunc1 = GL_SRC_ALPHA;
810 mbuf.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
814 mbuf.blendfunc1 = GL_ONE;
815 mbuf.blendfunc2 = GL_ZERO;
817 mbuf.tex[0] = R_GetTexture(texture);
818 mbuf.matrix = ent->matrix;
819 if (R_Mesh_Draw_GetBuffer(&mbuf, true))
821 c_alias_polys += mbuf.numtriangles;
822 memcpy(mbuf.index, renderlist + 1, mbuf.numtriangles * sizeof(int[3]));
823 memcpy(mbuf.vertex, aliasvert, mbuf.numverts * sizeof(float[4]));
824 R_ModulateColors(aliasvertcolor, mbuf.color, mbuf.numverts, mbuf.colorscale, mbuf.colorscale, mbuf.colorscale);
825 //memcpy(mbuf.color, aliasvertcolor, mbuf.numverts * sizeof(float[4]));
826 memcpy(mbuf.texcoords[0], (float *)(m->lump_texcoords.start + (int) m), mbuf.numverts * sizeof(float[2]));
832 memset(&mbuf, 0, sizeof(mbuf));
833 mbuf.numverts = m->numverts;
834 mbuf.numtriangles = renderlist[0];
835 mbuf.blendfunc1 = GL_SRC_ALPHA;
836 mbuf.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
837 // FIXME: need alpha mask for fogging...
838 //mbuf.tex[0] = R_GetTexture(texture);
839 mbuf.matrix = ent->matrix;
840 if (R_Mesh_Draw_GetBuffer(&mbuf, false))
842 c_alias_polys += mbuf.numtriangles;
843 memcpy(mbuf.index, renderlist + 1, mbuf.numtriangles * sizeof(int[3]));
844 memcpy(mbuf.vertex, aliasvert, mbuf.numverts * sizeof(float[4]));
845 R_FillColors(mbuf.color, mbuf.numverts, fogcolor[0] * mbuf.colorscale, fogcolor[1] * mbuf.colorscale, fogcolor[2] * mbuf.colorscale, ent->alpha * fog);
846 //memcpy(mbuf.texcoords[0], (float *)(m->lump_texcoords.start + (int) m), mbuf.numverts * sizeof(float[2]));
852 void R_DrawZymoticModel (entity_render_t *ent)
858 if (ent->alpha < (1.0f / 64.0f))
859 return; // basically completely transparent
863 m = ent->model->zymdata_header;
864 for (i = 0;i < m->numshaders;i++)
866 texture = ((rtexture_t **)(m->lump_shaders.start + (int) m))[i];
867 if (ent->effects & EF_ADDITIVE || ent->alpha != 1.0 || R_TextureHasAlpha(texture))
868 R_MeshQueue_AddTransparent(ent->origin, R_DrawZymoticModelMeshCallback, ent, i);
870 R_MeshQueue_Add(R_DrawZymoticModelMeshCallback, ent, i);
874 void R_DrawQ1Q2AliasModel(entity_render_t *ent)
876 if (ent->alpha < (1.0f / 64.0f))
877 return; // basically completely transparent
881 if (ent->effects & EF_ADDITIVE || ent->alpha != 1.0 || R_FetchSkinFrame(ent)->fog != NULL)
882 R_MeshQueue_AddTransparent(ent->origin, R_DrawQ1Q2AliasModelCallback, ent, 0);
884 R_MeshQueue_Add(R_DrawQ1Q2AliasModelCallback, ent, 0);