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_modech.c: called when mode has just changed 219fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 229fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "quakedef.h" 239fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#include "d_local.h" 249fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 259fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamint d_vrectx, d_vrecty, d_vrectright_particle, d_vrectbottom_particle; 269fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 279fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamint d_y_aspect_shift, d_pix_min, d_pix_max, d_pix_shift; 289fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 299fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamint d_scantable[MAXHEIGHT]; 309fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamshort *zspantable[MAXHEIGHT]; 319fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 329fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream/* 339fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream================ 349fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamD_Patch 359fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream================ 369fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream*/ 379fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamvoid D_Patch (void) 389fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream{ 399fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#if id386 409fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 419fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream static qboolean protectset8 = false; 429fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 439fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (!protectset8) 449fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 459fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream Sys_MakeCodeWriteable ((int)D_PolysetAff8Start, 469fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream (int)D_PolysetAff8End - (int)D_PolysetAff8Start); 479fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream protectset8 = true; 489fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 499fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 509fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream#endif // id386 519fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream} 529fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 539fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 549fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream/* 559fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream================ 569fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamD_ViewChanged 579fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream================ 589fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream*/ 599fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstreamvoid D_ViewChanged (void) 609fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream{ 619fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream int rowbytes; 629fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 639fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (r_dowarp) 649fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream rowbytes = WARP_WIDTH; 659fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream else 669fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream rowbytes = vid.rowbytes; 679fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 689fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream scale_for_mip = xscale; 699fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (yscale > xscale) 709fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream scale_for_mip = yscale; 719fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 729fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_zrowbytes = vid.width * 2; 739fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_zwidth = vid.width; 749fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 759fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_pix_min = r_refdef.vrect.width / 320; 769fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (d_pix_min < 1) 779fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_pix_min = 1; 789fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 799fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_pix_max = (int)((float)r_refdef.vrect.width / (320.0 / 4.0) + 0.5); 809fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_pix_shift = 8 - (int)((float)r_refdef.vrect.width / 320.0 + 0.5); 819fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (d_pix_max < 1) 829fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_pix_max = 1; 839fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 849fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream if (pixelAspect > 1.4) 859fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_y_aspect_shift = 1; 869fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream else 879fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_y_aspect_shift = 0; 889fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 899fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_vrectx = r_refdef.vrect.x; 909fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_vrecty = r_refdef.vrect.y; 919fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_vrectright_particle = r_refdef.vrectright - d_pix_max; 929fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_vrectbottom_particle = 939fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream r_refdef.vrectbottom - (d_pix_max << d_y_aspect_shift); 949fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 959fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 969fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream int i; 979fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 989fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream for (i=0 ; i<vid.height; i++) 999fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream { 1009fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream d_scantable[i] = i*rowbytes; 1019fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream zspantable[i] = d_pzbuffer + i*d_zwidth; 1029fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 1039fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream } 1049fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 1059fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream D_Patch (); 1069fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream} 1079fd67c44777b350dc56f3e70c88963b0d966ffc7quake upstream 108