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 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 colormapped = !skinframe->merged || (ent->colormap >= 0 && skinframe->base && (skinframe->pants || skinframe->shirt));
277 if (!colormapped && !fog && !skinframe->glow && !skinframe->fog)
279 // fastpath for the normal situation (one texture)
280 memset(&m, 0, sizeof(m));
281 if (ent->effects & EF_ADDITIVE)
283 m.blendfunc1 = GL_SRC_ALPHA;
284 m.blendfunc2 = GL_ONE;
286 else if (ent->alpha != 1.0 || skinframe->fog != NULL)
288 m.blendfunc1 = GL_SRC_ALPHA;
289 m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
293 m.blendfunc1 = GL_ONE;
294 m.blendfunc2 = GL_ZERO;
296 m.numtriangles = model->numtris;
297 m.numverts = model->numverts;
298 m.tex[0] = R_GetTexture(skinframe->merged);
299 m.matrix = ent->matrix;
301 c_alias_polys += m.numtriangles;
302 if (R_Mesh_Draw_GetBuffer(&m, true))
304 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
305 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
307 aliasvert = m.vertex;
308 aliasvertcolor = m.color;
309 R_SetupMDLMD2Frames(ent, m.colorscale, m.colorscale, m.colorscale);
310 aliasvert = aliasvertbuf;
311 aliasvertcolor = aliasvertcolorbuf;
318 R_SetupMDLMD2Frames(ent, 1 - fog, 1 - fog, 1 - fog);
322 // 128-224 are backwards ranges
323 c = (ent->colormap & 0xF) << 4;c += (c >= 128 && c < 224) ? 4 : 12;
324 bcolor = (qbyte *) (&d_8to24table[c]);
325 pantsfullbright = c >= 224;
326 VectorScale(bcolor, (1.0f / 255.0f), pantscolor);
327 c = (ent->colormap & 0xF0);c += (c >= 128 && c < 224) ? 4 : 12;
328 bcolor = (qbyte *) (&d_8to24table[c]);
329 shirtfullbright = c >= 224;
330 VectorScale(bcolor, (1.0f / 255.0f), shirtcolor);
334 pantscolor[0] = pantscolor[1] = pantscolor[2] = shirtcolor[0] = shirtcolor[1] = shirtcolor[2] = 1;
335 pantsfullbright = shirtfullbright = false;
338 if (ent->effects & EF_ADDITIVE)
340 blendfunc1 = GL_SRC_ALPHA;
343 else if (ent->alpha != 1.0 || skinframe->fog != NULL)
345 blendfunc1 = GL_SRC_ALPHA;
346 blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
351 blendfunc2 = GL_ZERO;
354 memset(&m, 0, sizeof(m));
355 m.blendfunc1 = blendfunc1;
356 m.blendfunc2 = blendfunc2;
357 m.numtriangles = model->numtris;
358 m.numverts = model->numverts;
359 m.matrix = ent->matrix;
360 m.tex[0] = colormapped ? R_GetTexture(skinframe->base) : R_GetTexture(skinframe->merged);
361 if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
363 blendfunc1 = GL_SRC_ALPHA;
365 c_alias_polys += m.numtriangles;
366 R_ModulateColors(aliasvertcolor, m.color, m.numverts, m.colorscale, m.colorscale, m.colorscale);
367 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
368 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
369 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
375 if (skinframe->pants)
377 memset(&m, 0, sizeof(m));
378 m.blendfunc1 = blendfunc1;
379 m.blendfunc2 = blendfunc2;
380 m.numtriangles = model->numtris;
381 m.numverts = model->numverts;
382 m.matrix = ent->matrix;
383 m.tex[0] = R_GetTexture(skinframe->pants);
384 if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
386 blendfunc1 = GL_SRC_ALPHA;
388 c_alias_polys += m.numtriangles;
390 R_FillColors(m.color, m.numverts, pantscolor[0] * m.colorscale, pantscolor[1] * m.colorscale, pantscolor[2] * m.colorscale, ent->alpha);
392 R_ModulateColors(aliasvertcolor, m.color, m.numverts, pantscolor[0] * m.colorscale, pantscolor[1] * m.colorscale, pantscolor[2] * m.colorscale);
393 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
394 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
395 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
399 if (skinframe->shirt)
401 memset(&m, 0, sizeof(m));
402 m.blendfunc1 = blendfunc1;
403 m.blendfunc2 = blendfunc2;
404 m.numtriangles = model->numtris;
405 m.numverts = model->numverts;
406 m.matrix = ent->matrix;
407 m.tex[0] = R_GetTexture(skinframe->shirt);
408 if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
410 blendfunc1 = GL_SRC_ALPHA;
412 c_alias_polys += m.numtriangles;
414 R_FillColors(m.color, m.numverts, shirtcolor[0] * m.colorscale, shirtcolor[1] * m.colorscale, shirtcolor[2] * m.colorscale, ent->alpha);
416 R_ModulateColors(aliasvertcolor, m.color, m.numverts, shirtcolor[0] * m.colorscale, shirtcolor[1] * m.colorscale, shirtcolor[2] * m.colorscale);
417 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
418 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
419 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
426 memset(&m, 0, sizeof(m));
427 m.blendfunc1 = blendfunc1;
428 m.blendfunc2 = blendfunc2;
429 m.numtriangles = model->numtris;
430 m.numverts = model->numverts;
431 m.matrix = ent->matrix;
432 m.tex[0] = R_GetTexture(skinframe->glow);
433 if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
435 blendfunc1 = GL_SRC_ALPHA;
437 c_alias_polys += m.numtriangles;
438 R_FillColors(m.color, m.numverts, (1 - fog) * m.colorscale, (1 - fog) * m.colorscale, (1 - fog) * m.colorscale, ent->alpha);
439 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
440 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
441 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
447 memset(&m, 0, sizeof(m));
448 m.blendfunc1 = GL_SRC_ALPHA;
449 m.blendfunc2 = GL_ONE;
450 m.numtriangles = model->numtris;
451 m.numverts = model->numverts;
452 m.matrix = ent->matrix;
453 m.tex[0] = R_GetTexture(skinframe->fog);
454 if (m.tex[0] && R_Mesh_Draw_GetBuffer(&m, true))
456 c_alias_polys += m.numtriangles;
457 R_FillColors(m.color, m.numverts, fogcolor[0] * fog * m.colorscale, fogcolor[1] * fog * m.colorscale, fogcolor[2] * fog * m.colorscale, ent->alpha);
458 memcpy(m.index, model->mdlmd2data_indices, m.numtriangles * sizeof(int[3]));
459 memcpy(m.vertex, aliasvert, m.numverts * sizeof(float[4]));
460 memcpy(m.texcoords[0], model->mdlmd2data_texcoords, m.numverts * sizeof(float[2]));
466 int ZymoticLerpBones(int count, const zymbonematrix *bonebase, const frameblend_t *blend, const zymbone_t *bone)
469 float lerp1, lerp2, lerp3, lerp4;
470 zymbonematrix *out, rootmatrix, m;
471 const zymbonematrix *bone1, *bone2, *bone3, *bone4;
474 // LordHavoc: combine transform from zym coordinate space to quake coordinate space with model to world transform matrix
475 rootmatrix.m[0][0] = softwaretransform_matrix[0][1];
476 rootmatrix.m[0][1] = -softwaretransform_matrix[0][0];
477 rootmatrix.m[0][2] = softwaretransform_matrix[0][2];
478 rootmatrix.m[0][3] = softwaretransform_matrix[0][3];
479 rootmatrix.m[1][0] = softwaretransform_matrix[1][1];
480 rootmatrix.m[1][1] = -softwaretransform_matrix[1][0];
481 rootmatrix.m[1][2] = softwaretransform_matrix[1][2];
482 rootmatrix.m[1][3] = softwaretransform_matrix[1][3];
483 rootmatrix.m[2][0] = softwaretransform_matrix[2][1];
484 rootmatrix.m[2][1] = -softwaretransform_matrix[2][0];
485 rootmatrix.m[2][2] = softwaretransform_matrix[2][2];
486 rootmatrix.m[2][3] = softwaretransform_matrix[2][3];
488 rootmatrix.m[0][0] = 1;
489 rootmatrix.m[0][1] = 0;
490 rootmatrix.m[0][2] = 0;
491 rootmatrix.m[0][3] = 0;
492 rootmatrix.m[1][0] = 0;
493 rootmatrix.m[1][1] = 1;
494 rootmatrix.m[1][2] = 0;
495 rootmatrix.m[1][3] = 0;
496 rootmatrix.m[2][0] = 0;
497 rootmatrix.m[2][1] = 0;
498 rootmatrix.m[2][2] = 1;
499 rootmatrix.m[2][3] = 0;
501 bone1 = bonebase + blend[0].frame * count;
502 lerp1 = blend[0].lerp;
505 bone2 = bonebase + blend[1].frame * count;
506 lerp2 = blend[1].lerp;
509 bone3 = bonebase + blend[2].frame * count;
510 lerp3 = blend[2].lerp;
514 bone4 = bonebase + blend[3].frame * count;
515 lerp4 = blend[3].lerp;
516 for (i = 0, out = zymbonepose;i < count;i++, out++)
518 // interpolate matrices
519 m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2 + bone3->m[0][0] * lerp3 + bone4->m[0][0] * lerp4;
520 m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2 + bone3->m[0][1] * lerp3 + bone4->m[0][1] * lerp4;
521 m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2 + bone3->m[0][2] * lerp3 + bone4->m[0][2] * lerp4;
522 m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2 + bone3->m[0][3] * lerp3 + bone4->m[0][3] * lerp4;
523 m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2 + bone3->m[1][0] * lerp3 + bone4->m[1][0] * lerp4;
524 m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2 + bone3->m[1][1] * lerp3 + bone4->m[1][1] * lerp4;
525 m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2 + bone3->m[1][2] * lerp3 + bone4->m[1][2] * lerp4;
526 m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2 + bone3->m[1][3] * lerp3 + bone4->m[1][3] * lerp4;
527 m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2 + bone3->m[2][0] * lerp3 + bone4->m[2][0] * lerp4;
528 m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2 + bone3->m[2][1] * lerp3 + bone4->m[2][1] * lerp4;
529 m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2 + bone3->m[2][2] * lerp3 + bone4->m[2][2] * lerp4;
530 m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2 + bone3->m[2][3] * lerp3 + bone4->m[2][3] * lerp4;
531 if (bone->parent >= 0)
532 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
534 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
545 for (i = 0, out = zymbonepose;i < count;i++, out++)
547 // interpolate matrices
548 m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2 + bone3->m[0][0] * lerp3;
549 m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2 + bone3->m[0][1] * lerp3;
550 m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2 + bone3->m[0][2] * lerp3;
551 m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2 + bone3->m[0][3] * lerp3;
552 m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2 + bone3->m[1][0] * lerp3;
553 m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2 + bone3->m[1][1] * lerp3;
554 m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2 + bone3->m[1][2] * lerp3;
555 m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2 + bone3->m[1][3] * lerp3;
556 m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2 + bone3->m[2][0] * lerp3;
557 m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2 + bone3->m[2][1] * lerp3;
558 m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2 + bone3->m[2][2] * lerp3;
559 m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2 + bone3->m[2][3] * lerp3;
560 if (bone->parent >= 0)
561 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
563 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
574 for (i = 0, out = zymbonepose;i < count;i++, out++)
576 // interpolate matrices
577 m.m[0][0] = bone1->m[0][0] * lerp1 + bone2->m[0][0] * lerp2;
578 m.m[0][1] = bone1->m[0][1] * lerp1 + bone2->m[0][1] * lerp2;
579 m.m[0][2] = bone1->m[0][2] * lerp1 + bone2->m[0][2] * lerp2;
580 m.m[0][3] = bone1->m[0][3] * lerp1 + bone2->m[0][3] * lerp2;
581 m.m[1][0] = bone1->m[1][0] * lerp1 + bone2->m[1][0] * lerp2;
582 m.m[1][1] = bone1->m[1][1] * lerp1 + bone2->m[1][1] * lerp2;
583 m.m[1][2] = bone1->m[1][2] * lerp1 + bone2->m[1][2] * lerp2;
584 m.m[1][3] = bone1->m[1][3] * lerp1 + bone2->m[1][3] * lerp2;
585 m.m[2][0] = bone1->m[2][0] * lerp1 + bone2->m[2][0] * lerp2;
586 m.m[2][1] = bone1->m[2][1] * lerp1 + bone2->m[2][1] * lerp2;
587 m.m[2][2] = bone1->m[2][2] * lerp1 + bone2->m[2][2] * lerp2;
588 m.m[2][3] = bone1->m[2][3] * lerp1 + bone2->m[2][3] * lerp2;
589 if (bone->parent >= 0)
590 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
592 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
605 for (i = 0, out = zymbonepose;i < count;i++, out++)
607 // interpolate matrices
608 m.m[0][0] = bone1->m[0][0] * lerp1;
609 m.m[0][1] = bone1->m[0][1] * lerp1;
610 m.m[0][2] = bone1->m[0][2] * lerp1;
611 m.m[0][3] = bone1->m[0][3] * lerp1;
612 m.m[1][0] = bone1->m[1][0] * lerp1;
613 m.m[1][1] = bone1->m[1][1] * lerp1;
614 m.m[1][2] = bone1->m[1][2] * lerp1;
615 m.m[1][3] = bone1->m[1][3] * lerp1;
616 m.m[2][0] = bone1->m[2][0] * lerp1;
617 m.m[2][1] = bone1->m[2][1] * lerp1;
618 m.m[2][2] = bone1->m[2][2] * lerp1;
619 m.m[2][3] = bone1->m[2][3] * lerp1;
620 if (bone->parent >= 0)
621 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &m.m[0][0], &out->m[0][0]);
623 R_ConcatTransforms(&rootmatrix.m[0][0], &m.m[0][0], &out->m[0][0]);
631 for (i = 0, out = zymbonepose;i < count;i++, out++)
633 if (bone->parent >= 0)
634 R_ConcatTransforms(&zymbonepose[bone->parent].m[0][0], &bone1->m[0][0], &out->m[0][0]);
636 R_ConcatTransforms(&rootmatrix.m[0][0], &bone1->m[0][0], &out->m[0][0]);
645 void ZymoticTransformVerts(int vertcount, int *bonecounts, zymvertex_t *vert)
648 float *out = aliasvert;
649 zymbonematrix *matrix;
653 // FIXME: validate bonecounts at load time (must be >= 1)
654 // FIXME: need 4th component in origin, for how much of the translate to blend in
657 matrix = &zymbonepose[vert->bonenum];
658 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];
659 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];
660 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];
668 matrix = &zymbonepose[vert->bonenum];
669 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];
670 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];
671 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];
679 void ZymoticCalcNormals(int vertcount, int shadercount, int *renderlist)
682 float *out, v1[3], v2[3], normal[3], s;
685 memset(aliasvertnorm, 0, sizeof(float) * vertcount * 3);
686 memset(aliasvertusage, 0, sizeof(int) * vertcount);
687 // parse render list and accumulate surface normals
696 v1[0] = aliasvert[a+0] - aliasvert[b+0];
697 v1[1] = aliasvert[a+1] - aliasvert[b+1];
698 v1[2] = aliasvert[a+2] - aliasvert[b+2];
699 v2[0] = aliasvert[c+0] - aliasvert[b+0];
700 v2[1] = aliasvert[c+1] - aliasvert[b+1];
701 v2[2] = aliasvert[c+2] - aliasvert[b+2];
702 CrossProduct(v1, v2, normal);
703 VectorNormalizeFast(normal);
704 // add surface normal to vertices
705 a = renderlist[0] * 3;
706 aliasvertnorm[a+0] += normal[0];
707 aliasvertnorm[a+1] += normal[1];
708 aliasvertnorm[a+2] += normal[2];
709 aliasvertusage[renderlist[0]]++;
710 a = renderlist[1] * 3;
711 aliasvertnorm[a+0] += normal[0];
712 aliasvertnorm[a+1] += normal[1];
713 aliasvertnorm[a+2] += normal[2];
714 aliasvertusage[renderlist[1]]++;
715 a = renderlist[2] * 3;
716 aliasvertnorm[a+0] += normal[0];
717 aliasvertnorm[a+1] += normal[1];
718 aliasvertnorm[a+2] += normal[2];
719 aliasvertusage[renderlist[2]]++;
723 // FIXME: precalc this
724 // average surface normals
741 void R_DrawZymoticModelMeshCallback (const void *calldata1, int calldata2)
748 rmeshbufferinfo_t mbuf;
749 const entity_render_t *ent = calldata1;
750 int shadernum = calldata2;
752 // find the vertex index list and texture
753 m = ent->model->zymdata_header;
754 renderlist = (int *)(m->lump_render.start + (int) m);
755 for (i = 0;i < shadernum;i++)
756 renderlist += renderlist[0] * 3 + 1;
757 texture = ((rtexture_t **)(m->lump_shaders.start + (int) m))[shadernum];
762 VectorSubtract(ent->origin, r_origin, diff);
763 fog = DotProduct(diff,diff);
766 fog = exp(fogdensity/fog);
771 // fog method: darken, additive fog
772 // 1. render model as normal, scaled by inverse of fog alpha (darkens it)
773 // 2. render fog as additive
776 ZymoticLerpBones(m->numbones, (zymbonematrix *)(m->lump_poses.start + (int) m), ent->frameblend, (zymbone_t *)(m->lump_bones.start + (int) m));
777 ZymoticTransformVerts(m->numverts, (int *)(m->lump_vertbonecounts.start + (int) m), (zymvertex_t *)(m->lump_verts.start + (int) m));
778 ZymoticCalcNormals(m->numverts, m->numshaders, (int *)(m->lump_render.start + (int) m));
780 R_LightModel(ent, m->numverts, 1 - fog, 1 - fog, 1 - fog, false);
782 memset(&mbuf, 0, sizeof(mbuf));
783 mbuf.numverts = m->numverts;
784 mbuf.numtriangles = renderlist[0];
785 if (ent->effects & EF_ADDITIVE)
787 mbuf.blendfunc1 = GL_SRC_ALPHA;
788 mbuf.blendfunc2 = GL_ONE;
790 else if (ent->alpha != 1.0 || R_TextureHasAlpha(texture))
792 mbuf.blendfunc1 = GL_SRC_ALPHA;
793 mbuf.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
797 mbuf.blendfunc1 = GL_ONE;
798 mbuf.blendfunc2 = GL_ZERO;
800 mbuf.tex[0] = R_GetTexture(texture);
801 mbuf.matrix = ent->matrix;
802 if (R_Mesh_Draw_GetBuffer(&mbuf, true))
804 c_alias_polys += mbuf.numtriangles;
805 memcpy(mbuf.index, renderlist + 1, mbuf.numtriangles * sizeof(int[3]));
806 memcpy(mbuf.vertex, aliasvert, mbuf.numverts * sizeof(float[4]));
807 R_ModulateColors(aliasvertcolor, mbuf.color, mbuf.numverts, mbuf.colorscale, mbuf.colorscale, mbuf.colorscale);
808 //memcpy(mbuf.color, aliasvertcolor, mbuf.numverts * sizeof(float[4]));
809 memcpy(mbuf.texcoords[0], (float *)(m->lump_texcoords.start + (int) m), mbuf.numverts * sizeof(float[2]));
815 memset(&mbuf, 0, sizeof(mbuf));
816 mbuf.numverts = m->numverts;
817 mbuf.numtriangles = renderlist[0];
818 mbuf.blendfunc1 = GL_SRC_ALPHA;
819 mbuf.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
820 // FIXME: need alpha mask for fogging...
821 //mbuf.tex[0] = R_GetTexture(texture);
822 mbuf.matrix = ent->matrix;
823 if (R_Mesh_Draw_GetBuffer(&mbuf, false))
825 c_alias_polys += mbuf.numtriangles;
826 memcpy(mbuf.index, renderlist + 1, mbuf.numtriangles * sizeof(int[3]));
827 memcpy(mbuf.vertex, aliasvert, mbuf.numverts * sizeof(float[4]));
828 R_FillColors(mbuf.color, mbuf.numverts, fogcolor[0] * mbuf.colorscale, fogcolor[1] * mbuf.colorscale, fogcolor[2] * mbuf.colorscale, ent->alpha * fog);
829 //memcpy(mbuf.texcoords[0], (float *)(m->lump_texcoords.start + (int) m), mbuf.numverts * sizeof(float[2]));
835 void R_DrawZymoticModel (entity_render_t *ent)
841 if (ent->alpha < (1.0f / 64.0f))
842 return; // basically completely transparent
846 m = ent->model->zymdata_header;
847 for (i = 0;i < m->numshaders;i++)
849 texture = ((rtexture_t **)(m->lump_shaders.start + (int) m))[i];
850 if (ent->effects & EF_ADDITIVE || ent->alpha != 1.0 || R_TextureHasAlpha(texture))
851 R_MeshQueue_AddTransparent(ent->origin, R_DrawZymoticModelMeshCallback, ent, i);
853 R_MeshQueue_Add(R_DrawZymoticModelMeshCallback, ent, i);
857 void R_DrawQ1Q2AliasModel(entity_render_t *ent)
859 if (ent->alpha < (1.0f / 64.0f))
860 return; // basically completely transparent
864 if (ent->effects & EF_ADDITIVE || ent->alpha != 1.0 || R_FetchSkinFrame(ent)->fog != NULL)
865 R_MeshQueue_AddTransparent(ent->origin, R_DrawQ1Q2AliasModelCallback, ent, 0);
867 R_MeshQueue_Add(R_DrawQ1Q2AliasModelCallback, ent, 0);