| 0,0 → 1,107 |
|---|
| /* |
| Copyright (C) 1996-1997 Id Software, Inc. |
| |
| This program is free software; you can redistribute it and/or |
| modify it under the terms of the GNU General Public License |
| as published by the Free Software Foundation; either version 2 |
| of the License, or (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| |
| See the GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| |
| */ |
| // d_modech.c: called when mode has just changed |
| |
| #include "quakedef.h" |
| #include "d_local.h" |
| |
| int d_vrectx, d_vrecty, d_vrectright_particle, d_vrectbottom_particle; |
| |
| int d_y_aspect_shift, d_pix_min, d_pix_max, d_pix_shift; |
| |
| int d_scantable[MAXHEIGHT]; |
| short *zspantable[MAXHEIGHT]; |
| |
| /* |
| ================ |
| D_Patch |
| ================ |
| */ |
| void D_Patch (void) |
| { |
| #if id386 |
| |
| static qboolean protectset8 = false; |
| |
| if (!protectset8) |
| { |
| Sys_MakeCodeWriteable ((int)D_PolysetAff8Start, |
| (int)D_PolysetAff8End - (int)D_PolysetAff8Start); |
| protectset8 = true; |
| } |
| |
| #endif // id386 |
| } |
| |
| |
| /* |
| ================ |
| D_ViewChanged |
| ================ |
| */ |
| void D_ViewChanged (void) |
| { |
| int rowbytes; |
| |
| if (r_dowarp) |
| rowbytes = WARP_WIDTH; |
| else |
| rowbytes = vid.rowbytes; |
| |
| scale_for_mip = xscale; |
| if (yscale > xscale) |
| scale_for_mip = yscale; |
| |
| d_zrowbytes = vid.width * 2; |
| d_zwidth = vid.width; |
| |
| d_pix_min = r_refdef.vrect.width / 320; |
| if (d_pix_min < 1) |
| d_pix_min = 1; |
| |
| d_pix_max = (int)((float)r_refdef.vrect.width / (320.0 / 4.0) + 0.5); |
| d_pix_shift = 8 - (int)((float)r_refdef.vrect.width / 320.0 + 0.5); |
| if (d_pix_max < 1) |
| d_pix_max = 1; |
| |
| if (pixelAspect > 1.4) |
| d_y_aspect_shift = 1; |
| else |
| d_y_aspect_shift = 0; |
| |
| d_vrectx = r_refdef.vrect.x; |
| d_vrecty = r_refdef.vrect.y; |
| d_vrectright_particle = r_refdef.vrectright - d_pix_max; |
| d_vrectbottom_particle = |
| r_refdef.vrectbottom - (d_pix_max << d_y_aspect_shift); |
| |
| { |
| int i; |
| |
| for (i=0 ; i<vid.height; i++) |
| { |
| d_scantable[i] = i*rowbytes; |
| zspantable[i] = d_pzbuffer + i*d_zwidth; |
| } |
| } |
| |
| D_Patch (); |
| } |
| |