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https://git.code.sf.net/p/quake/quakeforge
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42ab0a7dbb
The software renderers force the console size to be the same as the window size (no scaling), but they weren't telling the console of the resize. oops. Fixes the crash when running the software renderers with default sizes.
110 lines
2.7 KiB
C
110 lines
2.7 KiB
C
/*
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vid_common_sw.c
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Common software video driver functions
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Copyright (C) 2001 Jeff Teunissen <deek@quakeforge.net>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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static __attribute__ ((used)) const char rcsid[] =
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"$Id$";
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#include <stdlib.h>
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#include <math.h>
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#include "QF/console.h"
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#include "QF/sys.h"
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#include "QF/vid.h"
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unsigned short d_8to16table[256];
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void
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VID_InitBuffers (void)
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{
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int buffersize, zbuffersize, cachesize = 1;
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// No console scaling in the sw renderer
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vid.conwidth = vid.width;
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vid.conheight = vid.height;
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Con_CheckResize ();
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// Calculate the sizes we want first
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buffersize = vid.rowbytes * vid.height;
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zbuffersize = vid.width * vid.height * sizeof (*vid.zbuffer);
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if (vid.surf_cache_size)
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cachesize = vid.surf_cache_size (vid.width, vid.height);
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// Free the old z-buffer
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if (vid.zbuffer) {
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free (vid.zbuffer);
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vid.zbuffer = NULL;
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}
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// Free the old surface cache
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if (vid.surfcache) {
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if (vid.flush_caches)
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vid.flush_caches ();
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free (vid.surfcache);
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vid.surfcache = NULL;
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}
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if (vid.do_screen_buffer) {
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vid.do_screen_buffer ();
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} else {
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// Free the old screen buffer
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if (vid.buffer) {
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free (vid.buffer);
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vid.conbuffer = vid.buffer = NULL;
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}
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// Allocate the new screen buffer
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vid.conbuffer = vid.buffer = calloc (buffersize, 1);
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if (!vid.conbuffer) {
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Sys_Error ("Not enough memory for video mode");
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}
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}
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// Allocate the new z-buffer
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vid.zbuffer = calloc (zbuffersize, 1);
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if (!vid.zbuffer) {
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free (vid.buffer);
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vid.conbuffer = vid.buffer = NULL;
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Sys_Error ("Not enough memory for video mode");
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}
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// Allocate the new surface cache; free the z-buffer if we fail
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vid.surfcache = calloc (cachesize, 1);
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if (!vid.surfcache) {
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free (vid.buffer);
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free (vid.zbuffer);
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vid.conbuffer = vid.buffer = NULL;
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vid.zbuffer = NULL;
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Sys_Error ("Not enough memory for video mode");
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}
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if (vid.init_caches)
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vid.init_caches (vid.surfcache, cachesize);
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}
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void
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VID_ShiftPalette (unsigned char *p)
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{
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VID_SetPalette (p);
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}
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