19fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream/* 29fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamCopyright (C) 1996-1997 Id Software, Inc. 39fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 49fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamThis program is free software; you can redistribute it and/or 59fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreammodify it under the terms of the GNU General Public License 69fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamas published by the Free Software Foundation; either version 2 79fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamof the License, or (at your option) any later version. 89fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 99fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamThis program is distributed in the hope that it will be useful, 109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreambut WITHOUT ANY WARRANTY; without even the implied warranty of 119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamSee the GNU General Public License for more details. 149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamYou should have received a copy of the GNU General Public License 169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamalong with this program; if not, write to the Free Software 179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamFoundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream*/ 209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// d_edge.c 219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "quakedef.h" 239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "d_local.h" 249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamstatic int miplevel; 269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamfloat scale_for_mip; 289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamint screenwidth; 299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamint ubasestep, errorterm, erroradjustup, erroradjustdown; 309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamint vstartscan; 319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// FIXME: should go away 339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamextern void R_RotateBmodel (void); 349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamextern void R_TransformFrustum (void); 359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamvec3_t transformed_modelorg; 379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream/* 399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream============== 409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamD_DrawPoly 419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream============== 439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream*/ 449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamvoid D_DrawPoly (void) 459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream{ 469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// this driver takes spans, not polygons 479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream} 489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream/* 519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream============= 529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamD_MipLevelForScale 539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream============= 549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream*/ 559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamint D_MipLevelForScale (float scale) 569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream{ 579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream int lmiplevel; 589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (scale >= d_scalemip[0] ) 609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream lmiplevel = 0; 619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream else if (scale >= d_scalemip[1] ) 629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream lmiplevel = 1; 639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream else if (scale >= d_scalemip[2] ) 649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream lmiplevel = 2; 659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream else 669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream lmiplevel = 3; 679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (lmiplevel < d_minmip) 699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream lmiplevel = d_minmip; 709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream return lmiplevel; 729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream} 739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream/* 769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream============== 779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamD_DrawSolidSurface 789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream============== 799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream*/ 809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// FIXME: clean this up 829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamvoid D_DrawSolidSurface (surf_t *surf, int color) 849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream{ 859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream espan_t *span; 869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream byte *pdest; 879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream int u, u2, pix; 889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pix = (color<<24) | (color<<16) | (color<<8) | color; 909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream for (span=surf->spans ; span ; span=span->pnext) 919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pdest = (byte *)d_viewbuffer + screenwidth*span->v; 939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream u = span->u; 949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream u2 = span->u + span->count - 1; 959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ((byte *)pdest)[u] = pix; 969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (u2 - u < 8) 989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream for (u++ ; u <= u2 ; u++) 1009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ((byte *)pdest)[u] = pix; 1019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 1029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream else 1039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 1049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream for (u++ ; u & 3 ; u++) 1059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ((byte *)pdest)[u] = pix; 1069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream u2 -= 4; 1089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream for ( ; u <= u2 ; u+=4) 1099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream *(int *)((byte *)pdest + u) = pix; 1109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream u2 += 4; 1119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream for ( ; u <= u2 ; u++) 1129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ((byte *)pdest)[u] = pix; 1139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 1149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 1159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream} 1169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream/* 1199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream============== 1209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamD_CalcGradients 1219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream============== 1229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream*/ 1239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamvoid D_CalcGradients (msurface_t *pface) 1249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream{ 1259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream mplane_t *pplane; 1269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream float mipscale; 1279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream vec3_t p_temp1; 1289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream vec3_t p_saxis, p_taxis; 1299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream float t; 1309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pplane = pface->plane; 1329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream mipscale = 1.0 / (float)(1 << miplevel); 1349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream TransformVector (pface->texinfo->vecs[0], p_saxis); 1369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream TransformVector (pface->texinfo->vecs[1], p_taxis); 1379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream t = xscaleinv * mipscale; 1399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_sdivzstepu = p_saxis[0] * t; 1409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_tdivzstepu = p_taxis[0] * t; 1419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream t = yscaleinv * mipscale; 1439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_sdivzstepv = -p_saxis[1] * t; 1449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_tdivzstepv = -p_taxis[1] * t; 1459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_sdivzorigin = p_saxis[2] * mipscale - xcenter * d_sdivzstepu - 1479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ycenter * d_sdivzstepv; 1489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_tdivzorigin = p_taxis[2] * mipscale - xcenter * d_tdivzstepu - 1499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ycenter * d_tdivzstepv; 1509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorScale (transformed_modelorg, mipscale, p_temp1); 1529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream t = 0x10000*mipscale; 1549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream sadjust = ((fixed16_t)(DotProduct (p_temp1, p_saxis) * 0x10000 + 0.5)) - 1559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ((pface->texturemins[0] << 16) >> miplevel) 1569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream + pface->texinfo->vecs[0][3]*t; 1579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream tadjust = ((fixed16_t)(DotProduct (p_temp1, p_taxis) * 0x10000 + 0.5)) - 1589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ((pface->texturemins[1] << 16) >> miplevel) 1599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream + pface->texinfo->vecs[1][3]*t; 1609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// -1 (-epsilon) so we never wander off the edge of the texture 1639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// 1649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream bbextents = ((pface->extents[0] << 16) >> miplevel) - 1; 1659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream bbextentt = ((pface->extents[1] << 16) >> miplevel) - 1; 1669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream} 1679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream/* 1709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream============== 1719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamD_DrawSurfaces 1729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream============== 1739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream*/ 1749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamvoid D_DrawSurfaces (void) 1759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream{ 1769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream surf_t *s; 1779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream msurface_t *pface; 1789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream surfcache_t *pcurrentcache; 1799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream vec3_t world_transformed_modelorg; 1809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream vec3_t local_modelorg; 1819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream currententity = &r_worldentity; 1839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream TransformVector (modelorg, transformed_modelorg); 1849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorCopy (transformed_modelorg, world_transformed_modelorg); 1859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream// TODO: could preset a lot of this at mode set time 1879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (r_drawflat.value) 1889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 1899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream for (s = &surfaces[1] ; s<surface_p ; s++) 1909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 1919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (!s->spans) 1929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream continue; 1939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_zistepu = s->d_zistepu; 1959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_zistepv = s->d_zistepv; 1969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_ziorigin = s->d_ziorigin; 1979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#ifdef __alpha__ 1999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_DrawSolidSurface (s, (int)((long)s->data & 0xFF)); 2009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#else 2019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_DrawSolidSurface (s, (int)s->data & 0xFF); 2029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#endif 2039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_DrawZSpans (s->spans); 2049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 2059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 2069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream else 2079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 2089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream for (s = &surfaces[1] ; s<surface_p ; s++) 2099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 2109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (!s->spans) 2119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream continue; 2129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream r_drawnpolycount++; 2149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_zistepu = s->d_zistepu; 2169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_zistepv = s->d_zistepv; 2179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_ziorigin = s->d_ziorigin; 2189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (s->flags & SURF_DRAWSKY) 2209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 2219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (!r_skymade) 2229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 2239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream R_MakeSky (); 2249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 2259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_DrawSkyScans8 (s->spans); 2279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_DrawZSpans (s->spans); 2289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 2299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream else if (s->flags & SURF_DRAWBACKGROUND) 2309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 2319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // set up a gradient for the background surface that places it 2329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // effectively at infinity distance from the viewpoint 2339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_zistepu = 0; 2349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_zistepv = 0; 2359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_ziorigin = -0.9; 2369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_DrawSolidSurface (s, (int)r_clearcolor.value & 0xFF); 2389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_DrawZSpans (s->spans); 2399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 2409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream else if (s->flags & SURF_DRAWTURB) 2419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 2429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pface = s->data; 2439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream miplevel = 0; 2449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cacheblock = (pixel_t *) 2459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream ((byte *)pface->texinfo->texture + 2469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pface->texinfo->texture->offsets[0]); 2479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cachewidth = 64; 2489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (s->insubmodel) 2509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 2519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // FIXME: we don't want to do all this for every polygon! 2529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // TODO: store once at start of frame 2539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream currententity = s->entity; //FIXME: make this passed in to 2549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // R_RotateBmodel () 2559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorSubtract (r_origin, currententity->origin, 2569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream local_modelorg); 2579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream TransformVector (local_modelorg, transformed_modelorg); 2589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream R_RotateBmodel (); // FIXME: don't mess with the frustum, 2609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // make entity passed in 2619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 2629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_CalcGradients (pface); 2649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream Turbulent8 (s->spans); 2669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_DrawZSpans (s->spans); 2679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (s->insubmodel) 2699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 2709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // 2719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // restore the old drawing state 2729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // FIXME: we don't want to do this every time! 2739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // TODO: speed up 2749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // 2759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream currententity = &r_worldentity; 2769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorCopy (world_transformed_modelorg, 2779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream transformed_modelorg); 2789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorCopy (base_vpn, vpn); 2799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorCopy (base_vup, vup); 2809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorCopy (base_vright, vright); 2819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorCopy (base_modelorg, modelorg); 2829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream R_TransformFrustum (); 2839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 2849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 2859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream else 2869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 2879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (s->insubmodel) 2889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 2899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // FIXME: we don't want to do all this for every polygon! 2909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // TODO: store once at start of frame 2919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream currententity = s->entity; //FIXME: make this passed in to 2929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // R_RotateBmodel () 2939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorSubtract (r_origin, currententity->origin, local_modelorg); 2949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream TransformVector (local_modelorg, transformed_modelorg); 2959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 2969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream R_RotateBmodel (); // FIXME: don't mess with the frustum, 2979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // make entity passed in 2989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 2999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pface = s->data; 3019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream miplevel = D_MipLevelForScale (s->nearzi * scale_for_mip 3029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream * pface->texinfo->mipadjust); 3039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // FIXME: make this passed in to D_CacheSurface 3059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream pcurrentcache = D_CacheSurface (pface, miplevel); 3069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cacheblock = (pixel_t *)pcurrentcache->data; 3089fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream cachewidth = pcurrentcache->width; 3099fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3109fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_CalcGradients (pface); 3119fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3129fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream (*d_drawspans) (s->spans); 3139fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3149fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_DrawZSpans (s->spans); 3159fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 3169fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (s->insubmodel) 3179fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 3189fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // 3199fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // restore the old drawing state 3209fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // FIXME: we don't want to do this every time! 3219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // TODO: speed up 3229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream // 3239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorCopy (world_transformed_modelorg, 3249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream transformed_modelorg); 3259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorCopy (base_vpn, vpn); 3269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorCopy (base_vup, vup); 3279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorCopy (base_vright, vright); 3289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream VectorCopy (base_modelorg, modelorg); 3299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream R_TransformFrustum (); 3309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream currententity = &r_worldentity; 3319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 3329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 3339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 3349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 3359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream} 3369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 337