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 if (model->skinscenes[ent->skinnum].framecount > 1)
207 return &model->skinframes[model->skinscenes[ent->skinnum].firstframe + (int) (cl.time * 10) % model->skinscenes[ent->skinnum].framecount];
209 return &model->skinframes[model->skinscenes[ent->skinnum].firstframe];
212 void R_SetupMDLMD2Frames(const entity_render_t *ent, float colorr, float colorg, float colorb)
214 const md2frame_t *frame1, *frame2, *frame3, *frame4;
215 const trivertx_t *frame1verts, *frame2verts, *frame3verts, *frame4verts;
216 const model_t *model = ent->model;
218 frame1 = &model->mdlmd2data_frames[ent->frameblend[0].frame];
219 frame2 = &model->mdlmd2data_frames[ent->frameblend[1].frame];
220 frame3 = &model->mdlmd2data_frames[ent->frameblend[2].frame];
221 frame4 = &model->mdlmd2data_frames[ent->frameblend[3].frame];
222 frame1verts = &model->mdlmd2data_pose[ent->frameblend[0].frame * model->numverts];
223 frame2verts = &model->mdlmd2data_pose[ent->frameblend[1].frame * model->numverts];
224 frame3verts = &model->mdlmd2data_pose[ent->frameblend[2].frame * model->numverts];
225 frame4verts = &model->mdlmd2data_pose[ent->frameblend[3].frame * model->numverts];
226 R_AliasLerpVerts(model->numverts,
227 ent->frameblend[0].lerp, frame1verts, frame1->scale, frame1->translate,
228 ent->frameblend[1].lerp, frame2verts, frame2->scale, frame2->translate,
229 ent->frameblend[2].lerp, frame3verts, frame3->scale, frame3->translate,
230 ent->frameblend[3].lerp, frame4verts, frame4->scale, frame4->translate);
232 R_LightModel(ent, model->numverts, colorr, colorg, colorb, false);
234 //R_AliasTransformVerts(model->numverts);
237 void R_DrawQ1Q2AliasModelCallback (const void *calldata1, int calldata2)
239 int c, pantsfullbright, shirtfullbright, colormapped;
240 float pantscolor[3], shirtcolor[3];
246 skinframe_t *skinframe;
247 const entity_render_t *ent = calldata1;
249 // softwaretransformforentity(ent);
254 VectorSubtract(ent->origin, r_origin, diff);
255 fog = DotProduct(diff,diff);
258 fog = exp(fogdensity/fog);
263 // fog method: darken, additive fog
264 // 1. render model as normal, scaled by inverse of fog alpha (darkens it)
265 // 2. render fog as additive
270 skinframe = R_FetchSkinFrame(ent);
272 colormapped = !skinframe->merged || (ent->colormap >= 0 && skinframe->base && (skinframe->pants || skinframe->shirt));
273 if (!colormapped && !fog && !skinframe->glow && !skinframe->fog)
275 // fastpath for the normal situation (one texture)
276 memset(&m, 0, sizeof(m));
277 if (ent->effects & EF_ADDITIVE)
279 m.blendfunc1 = GL_SRC_ALPHA;
280 m.blendfunc2 = GL_ONE;
282 else if (ent->alpha != 1.0 || skinframe->fog != NULL)
284 m.blendfunc1 = GL_SRC_ALPHA;
285 m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
289 m.blendfunc1 = GL_ONE;
290 m.blendfunc2 = GL_ZERO;
292 m.numtriangles = model->numtris;
293 m.numverts = model->numverts;
294 m.tex[0] = R_GetTexture(skinframe->merged);
295 m.matrix = ent->matrix;
297 c_alias_polys += m.numtriangles;
298 if (R_Mesh_Draw_GetBuffer(&m, true))
300 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
301 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
303 aliasvert = m.vertex;
304 aliasvertcolor = m.color;
305 R_SetupMDLMD2Frames(ent, m.colorscale * (1 - fog), m.colorscale * (1 - fog), m.colorscale * (1 - fog));
306 aliasvert = aliasvertbuf;
307 aliasvertcolor = aliasvertcolorbuf;
314 R_SetupMDLMD2Frames(ent, 1 - fog, 1 - fog, 1 - fog);
318 // 128-224 are backwards ranges
319 c = (ent->colormap & 0xF) << 4;c += (c >= 128 && c < 224) ? 4 : 12;
320 bcolor = (qbyte *) (&d_8to24table[c]);
321 pantsfullbright = c >= 224;
322 VectorScale(bcolor, (1.0f / 255.0f), pantscolor);
323 c = (ent->colormap & 0xF0);c += (c >= 128 && c < 224) ? 4 : 12;
324 bcolor = (qbyte *) (&d_8to24table[c]);
325 shirtfullbright = c >= 224;
326 VectorScale(bcolor, (1.0f / 255.0f), shirtcolor);
330 pantscolor[0] = pantscolor[1] = pantscolor[2] = shirtcolor[0] = shirtcolor[1] = shirtcolor[2] = 1;
331 pantsfullbright = shirtfullbright = false;
334 memset(&m, 0, sizeof(m));
335 if (ent->effects & EF_ADDITIVE)
337 m.blendfunc1 = GL_SRC_ALPHA;
338 m.blendfunc2 = GL_ONE;
340 else if (ent->alpha != 1.0 || skinframe->fog != NULL)
342 m.blendfunc1 = GL_SRC_ALPHA;
343 m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
347 m.blendfunc1 = GL_ONE;
348 m.blendfunc2 = GL_ZERO;
350 m.numtriangles = model->numtris;
351 m.numverts = model->numverts;
352 m.tex[0] = colormapped ? R_GetTexture(skinframe->base) : R_GetTexture(skinframe->merged);
353 m.matrix = ent->matrix;
354 if (R_Mesh_Draw_GetBuffer(&m, true))
356 c_alias_polys += m.numtriangles;
357 R_ModulateColors(aliasvertcolor, m.color, m.numverts, m.colorscale, m.colorscale, m.colorscale);
358 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
359 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
360 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
366 if (skinframe->pants)
368 memset(&m, 0, sizeof(m));
369 m.blendfunc1 = GL_SRC_ALPHA;
370 m.blendfunc2 = GL_ONE;
371 m.numtriangles = model->numtris;
372 m.numverts = model->numverts;
373 m.tex[0] = R_GetTexture(skinframe->pants);
374 m.matrix = ent->matrix;
375 if (R_Mesh_Draw_GetBuffer(&m, true))
377 c_alias_polys += m.numtriangles;
379 R_FillColors(m.color, m.numverts, pantscolor[0] * m.colorscale, pantscolor[1] * m.colorscale, pantscolor[2] * m.colorscale, ent->alpha);
381 R_ModulateColors(aliasvertcolor, m.color, m.numverts, pantscolor[0] * m.colorscale, pantscolor[1] * m.colorscale, pantscolor[2] * m.colorscale);
382 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
383 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
384 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
388 if (skinframe->shirt)
390 memset(&m, 0, sizeof(m));
391 m.blendfunc1 = GL_SRC_ALPHA;
392 m.blendfunc2 = GL_ONE;
393 m.numtriangles = model->numtris;
394 m.numverts = model->numverts;
395 m.tex[0] = R_GetTexture(skinframe->shirt);
396 m.matrix = ent->matrix;
397 if (R_Mesh_Draw_GetBuffer(&m, true))
399 c_alias_polys += m.numtriangles;
401 R_FillColors(m.color, m.numverts, shirtcolor[0] * m.colorscale, shirtcolor[1] * m.colorscale, shirtcolor[2] * m.colorscale, ent->alpha);
403 R_ModulateColors(aliasvertcolor, m.color, m.numverts, shirtcolor[0] * m.colorscale, shirtcolor[1] * m.colorscale, shirtcolor[2] * m.colorscale);
404 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
405 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
406 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
413 memset(&m, 0, sizeof(m));
414 m.blendfunc1 = GL_SRC_ALPHA;
415 m.blendfunc2 = GL_ONE;
416 m.numtriangles = model->numtris;
417 m.numverts = model->numverts;
418 m.tex[0] = R_GetTexture(skinframe->glow);
419 m.matrix = ent->matrix;
420 if (R_Mesh_Draw_GetBuffer(&m, true))
422 c_alias_polys += m.numtriangles;
423 R_FillColors(m.color, m.numverts, (1 - fog) * m.colorscale, (1 - fog) * m.colorscale, (1 - fog) * m.colorscale, ent->alpha);
424 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
425 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
426 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
432 memset(&m, 0, sizeof(m));
433 m.blendfunc1 = GL_SRC_ALPHA;
434 m.blendfunc2 = GL_ONE;
435 m.numtriangles = model->numtris;
436 m.numverts = model->numverts;
437 m.tex[0] = R_GetTexture(skinframe->fog);
438 m.matrix = ent->matrix;
439 if (R_Mesh_Draw_GetBuffer(&m, false))
441 c_alias_polys += m.numtriangles;
442 R_FillColors(m.color, m.numverts, fog * m.colorscale, fog * m.colorscale, fog * m.colorscale, ent->alpha);
443 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
444 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
445 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
451 int ZymoticLerpBones(int count, const zymbonematrix *bonebase, const frameblend_t *blend, const zymbone_t *bone)
454 float lerp1, lerp2, lerp3, lerp4;
455 zymbonematrix *out, rootmatrix, m;
456 const zymbonematrix *bone1, *bone2, *bone3, *bone4;
459 // LordHavoc: combine transform from zym coordinate space to quake coordinate space with model to world transform matrix
460 rootmatrix.m[0][0] = softwaretransform_matrix[0][1];
461 rootmatrix.m[0][1] = -softwaretransform_matrix[0][0];
462 rootmatrix.m[0][2] = softwaretransform_matrix[0][2];
463 rootmatrix.m[0][3] = softwaretransform_matrix[0][3];
464 rootmatrix.m[1][0] = softwaretransform_matrix[1][1];
465 rootmatrix.m[1][1] = -softwaretransform_matrix[1][0];
466 rootmatrix.m[1][2] = softwaretransform_matrix[1][2];
467 rootmatrix.m[1][3] = softwaretransform_matrix[1][3];
468 rootmatrix.m[2][0] = softwaretransform_matrix[2][1];
469 rootmatrix.m[2][1] = -softwaretransform_matrix[2][0];
470 rootmatrix.m[2][2] = softwaretransform_matrix[2][2];
471 rootmatrix.m[2][3] = softwaretransform_matrix[2][3];
473 rootmatrix.m[0][0] = 1;
474 rootmatrix.m[0][1] = 0;
475 rootmatrix.m[0][2] = 0;
476 rootmatrix.m[0][3] = 0;
477 rootmatrix.m[1][0] = 0;
478 rootmatrix.m[1][1] = 1;
479 rootmatrix.m[1][2] = 0;
480 rootmatrix.m[1][3] = 0;
481 rootmatrix.m[2][0] = 0;
482 rootmatrix.m[2][1] = 0;
483 rootmatrix.m[2][2] = 1;
484 rootmatrix.m[2][3] = 0;
486 bone1 = bonebase + blend[0].frame * count;
487 lerp1 = blend[0].lerp;
490 bone2 = bonebase + blend[1].frame * count;
491 lerp2 = blend[1].lerp;
494 bone3 = bonebase + blend[2].frame * count;
495 lerp3 = blend[2].lerp;
499 bone4 = bonebase + blend[3].frame * count;
500 lerp4 = blend[3].lerp;
501 for (i = 0, out = zymbonepose;i < count;i++, out++)
503 // interpolate matrices
504 m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2 + bone3->m[0][0] * lerp3 + bone4->m[0][0] * lerp4;
505 m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2 + bone3->m[0][1] * lerp3 + bone4->m[0][1] * lerp4;
506 m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2 + bone3->m[0][2] * lerp3 + bone4->m[0][2] * lerp4;
507 m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2 + bone3->m[0][3] * lerp3 + bone4->m[0][3] * lerp4;
508 m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2 + bone3->m[1][0] * lerp3 + bone4->m[1][0] * lerp4;
509 m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2 + bone3->m[1][1] * lerp3 + bone4->m[1][1] * lerp4;
510 m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2 + bone3->m[1][2] * lerp3 + bone4->m[1][2] * lerp4;
511 m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2 + bone3->m[1][3] * lerp3 + bone4->m[1][3] * lerp4;
512 m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2 + bone3->m[2][0] * lerp3 + bone4->m[2][0] * lerp4;
513 m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2 + bone3->m[2][1] * lerp3 + bone4->m[2][1] * lerp4;
514 m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2 + bone3->m[2][2] * lerp3 + bone4->m[2][2] * lerp4;
515 m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2 + bone3->m[2][3] * lerp3 + bone4->m[2][3] * lerp4;
516 if (bone->parent >= 0)
517 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
519 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
530 for (i = 0, out = zymbonepose;i < count;i++, out++)
532 // interpolate matrices
533 m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2 + bone3->m[0][0] * lerp3;
534 m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2 + bone3->m[0][1] * lerp3;
535 m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2 + bone3->m[0][2] * lerp3;
536 m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2 + bone3->m[0][3] * lerp3;
537 m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2 + bone3->m[1][0] * lerp3;
538 m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2 + bone3->m[1][1] * lerp3;
539 m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2 + bone3->m[1][2] * lerp3;
540 m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2 + bone3->m[1][3] * lerp3;
541 m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2 + bone3->m[2][0] * lerp3;
542 m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2 + bone3->m[2][1] * lerp3;
543 m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2 + bone3->m[2][2] * lerp3;
544 m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2 + bone3->m[2][3] * lerp3;
545 if (bone->parent >= 0)
546 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
548 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
559 for (i = 0, out = zymbonepose;i < count;i++, out++)
561 // interpolate matrices
562 m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2;
563 m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2;
564 m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2;
565 m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2;
566 m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2;
567 m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2;
568 m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2;
569 m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2;
570 m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2;
571 m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2;
572 m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2;
573 m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2;
574 if (bone->parent >= 0)
575 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
577 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
590 for (i = 0, out = zymbonepose;i < count;i++, out++)
592 // interpolate matrices
593 m.m[0][0] = bone1->m[0][0] * lerp1;
594 m.m[0][1] = bone1->m[0][1] * lerp1;
595 m.m[0][2] = bone1->m[0][2] * lerp1;
596 m.m[0][3] = bone1->m[0][3] * lerp1;
597 m.m[1][0] = bone1->m[1][0] * lerp1;
598 m.m[1][1] = bone1->m[1][1] * lerp1;
599 m.m[1][2] = bone1->m[1][2] * lerp1;
600 m.m[1][3] = bone1->m[1][3] * lerp1;
601 m.m[2][0] = bone1->m[2][0] * lerp1;
602 m.m[2][1] = bone1->m[2][1] * lerp1;
603 m.m[2][2] = bone1->m[2][2] * lerp1;
604 m.m[2][3] = bone1->m[2][3] * lerp1;
605 if (bone->parent >= 0)
606 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
608 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
616 for (i = 0, out = zymbonepose;i < count;i++, out++)
618 if (bone->parent >= 0)
619 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &bone1->m[0][0], &out->m[0][0]);
621 R_ConcatTransforms(&rootmatrix.m[0][0], &bone1->m[0][0], &out->m[0][0]);
630 void ZymoticTransformVerts(int vertcount, int *bonecounts, zymvertex_t *vert)
633 float *out = aliasvert;
634 zymbonematrix *matrix;
638 // FIXME: validate bonecounts at load time (must be >= 1)
639 // FIXME: need 4th component in origin, for how much of the translate to blend in
642 matrix = &zymbonepose[vert->bonenum];
643 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];
644 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];
645 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];
653 matrix = &zymbonepose[vert->bonenum];
654 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];
655 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];
656 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];
664 void ZymoticCalcNormals(int vertcount, int shadercount, int *renderlist)
667 float *out, v1[3], v2[3], normal[3], s;
670 memset(aliasvertnorm, 0, sizeof(float) * vertcount * 3);
671 memset(aliasvertusage, 0, sizeof(int) * vertcount);
672 // parse render list and accumulate surface normals
681 v1[0] = aliasvert[a+0] - aliasvert[b+0];
682 v1[1] = aliasvert[a+1] - aliasvert[b+1];
683 v1[2] = aliasvert[a+2] - aliasvert[b+2];
684 v2[0] = aliasvert[c+0] - aliasvert[b+0];
685 v2[1] = aliasvert[c+1] - aliasvert[b+1];
686 v2[2] = aliasvert[c+2] - aliasvert[b+2];
687 CrossProduct(v1, v2, normal);
688 VectorNormalizeFast(normal);
689 // add surface normal to vertices
690 a = renderlist[0] * 3;
691 aliasvertnorm[a+0] += normal[0];
692 aliasvertnorm[a+1] += normal[1];
693 aliasvertnorm[a+2] += normal[2];
694 aliasvertusage[renderlist[0]]++;
695 a = renderlist[1] * 3;
696 aliasvertnorm[a+0] += normal[0];
697 aliasvertnorm[a+1] += normal[1];
698 aliasvertnorm[a+2] += normal[2];
699 aliasvertusage[renderlist[1]]++;
700 a = renderlist[2] * 3;
701 aliasvertnorm[a+0] += normal[0];
702 aliasvertnorm[a+1] += normal[1];
703 aliasvertnorm[a+2] += normal[2];
704 aliasvertusage[renderlist[2]]++;
708 // FIXME: precalc this
709 // average surface normals
726 void R_DrawZymoticModelMeshCallback (const void *calldata1, int calldata2)
733 rmeshbufferinfo_t mbuf;
734 const entity_render_t *ent = calldata1;
735 int shadernum = calldata2;
737 // find the vertex index list and texture
738 m = ent->model->zymdata_header;
739 renderlist = (int *)(m->lump_render.start + (int) m);
740 for (i = 0;i < shadernum;i++)
741 renderlist += renderlist[0] * 3 + 1;
742 texture = ((rtexture_t **)(m->lump_shaders.start + (int) m))[shadernum];
747 VectorSubtract(ent->origin, r_origin, diff);
748 fog = DotProduct(diff,diff);
751 fog = exp(fogdensity/fog);
756 // fog method: darken, additive fog
757 // 1. render model as normal, scaled by inverse of fog alpha (darkens it)
758 // 2. render fog as additive
761 ZymoticLerpBones(m->numbones, (zymbonematrix *)(m->lump_poses.start + (int) m), ent->frameblend, (zymbone_t *)(m->lump_bones.start + (int) m));
762 ZymoticTransformVerts(m->numverts, (int *)(m->lump_vertbonecounts.start + (int) m), (zymvertex_t *)(m->lump_verts.start + (int) m));
763 ZymoticCalcNormals(m->numverts, m->numshaders, (int *)(m->lump_render.start + (int) m));
765 R_LightModel(ent, m->numverts, 1 - fog, 1 - fog, 1 - fog, false);
767 memset(&mbuf, 0, sizeof(mbuf));
768 mbuf.numverts = m->numverts;
769 mbuf.numtriangles = renderlist[0];
770 if (ent->effects & EF_ADDITIVE)
772 mbuf.blendfunc1 = GL_SRC_ALPHA;
773 mbuf.blendfunc2 = GL_ONE;
775 else if (ent->alpha != 1.0 || R_TextureHasAlpha(texture))
777 mbuf.blendfunc1 = GL_SRC_ALPHA;
778 mbuf.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
782 mbuf.blendfunc1 = GL_ONE;
783 mbuf.blendfunc2 = GL_ZERO;
785 mbuf.tex[0] = R_GetTexture(texture);
786 mbuf.matrix = ent->matrix;
787 if (R_Mesh_Draw_GetBuffer(&mbuf, true))
789 c_alias_polys += mbuf.numtriangles;
790 memcpy(mbuf.index, renderlist + 1, mbuf.numtriangles * sizeof(int[3]));
791 memcpy(mbuf.vertex, aliasvert, mbuf.numverts * sizeof(float[4]));
792 R_ModulateColors(aliasvertcolor, mbuf.color, mbuf.numverts, mbuf.colorscale, mbuf.colorscale, mbuf.colorscale);
793 //memcpy(mbuf.color, aliasvertcolor, mbuf.numverts * sizeof(float[4]));
794 memcpy(mbuf.texcoords[0], (float *)(m->lump_texcoords.start + (int) m), mbuf.numverts * sizeof(float[2]));
800 memset(&mbuf, 0, sizeof(mbuf));
801 mbuf.numverts = m->numverts;
802 mbuf.numtriangles = renderlist[0];
803 mbuf.blendfunc1 = GL_SRC_ALPHA;
804 mbuf.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
805 // FIXME: need alpha mask for fogging...
806 //mbuf.tex[0] = R_GetTexture(texture);
807 mbuf.matrix = ent->matrix;
808 if (R_Mesh_Draw_GetBuffer(&mbuf, false))
810 c_alias_polys += mbuf.numtriangles;
811 memcpy(mbuf.index, renderlist + 1, mbuf.numtriangles * sizeof(int[3]));
812 memcpy(mbuf.vertex, aliasvert, mbuf.numverts * sizeof(float[4]));
813 R_FillColors(mbuf.color, mbuf.numverts, fogcolor[0] * mbuf.colorscale, fogcolor[1] * mbuf.colorscale, fogcolor[2] * mbuf.colorscale, ent->alpha * fog);
814 //memcpy(mbuf.texcoords[0], (float *)(m->lump_texcoords.start + (int) m), mbuf.numverts * sizeof(float[2]));
820 void R_DrawZymoticModel (entity_render_t *ent)
826 if (ent->alpha < (1.0f / 64.0f))
827 return; // basically completely transparent
831 m = ent->model->zymdata_header;
832 for (i = 0;i < m->numshaders;i++)
834 texture = ((rtexture_t **)(m->lump_shaders.start + (int) m))[i];
835 if (ent->effects & EF_ADDITIVE || ent->alpha != 1.0 || R_TextureHasAlpha(texture))
836 R_MeshQueue_AddTransparent(ent->origin, R_DrawZymoticModelMeshCallback, ent, i);
838 R_MeshQueue_Add(R_DrawZymoticModelMeshCallback, ent, i);
842 void R_DrawQ1Q2AliasModel(entity_render_t *ent)
844 if (ent->alpha < (1.0f / 64.0f))
845 return; // basically completely transparent
849 if (ent->effects & EF_ADDITIVE || ent->alpha != 1.0 || R_FetchSkinFrame(ent)->fog != NULL)
850 R_MeshQueue_AddTransparent(ent->origin, R_DrawQ1Q2AliasModelCallback, ent, 0);
852 R_MeshQueue_Add(R_DrawQ1Q2AliasModelCallback, ent, 0);