mirror of
https://github.com/ekeeke/Genesis-Plus-GX.git
synced 2024-11-05 02:15:07 +01:00
c35921ba3d
~added an option to enable/disable 68k Address Error support (required by some homebrew roms)
125 lines
3.2 KiB
C
125 lines
3.2 KiB
C
/****************************************************************************
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* config.c
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*
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* Genesis Plus GX configuration file support
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*
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* Eke-Eke (2008)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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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. See the
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* GNU General Public License for more details.
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*
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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 the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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***************************************************************************/
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#include "shared.h"
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void config_save(void)
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{
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/* open configuration file */
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char fname[MAXPATHLEN];
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sprintf (fname, "%s/config.ini", DEFAULT_PATH);
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FILE *fp = fopen(fname, "wb");
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if (fp)
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{
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/* write file */
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fwrite(&config, sizeof(config), 1, fp);
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fclose(fp);
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}
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}
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void config_load(void)
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{
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/* open configuration file */
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char fname[MAXPATHLEN];
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sprintf (fname, "%s/config.ini", DEFAULT_PATH);
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FILE *fp = fopen(fname, "rb");
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if (fp)
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{
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/* read version */
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char version[16];
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fread(version, 16, 1, fp);
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fclose(fp);
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if (strcmp(version,VERSION)) return;
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/* read file */
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fp = fopen(fname, "rb");
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if (fp)
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{
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fread(&config, sizeof(config), 1, fp);
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fclose(fp);
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}
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}
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}
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void config_default(void)
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{
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/* version TAG */
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strncpy(config.version,VERSION,16);
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/* sound options */
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config.psg_preamp = 150;
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config.fm_preamp = 100;
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config.hq_fm = 1;
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config.psgBoostNoise = 0;
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config.filter = 1;
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config.lg = 1.0;
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config.mg = 1.0;
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config.hg = 1.0;
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/* system options */
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config.region_detect = 0;
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config.force_dtack = 0;
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config.addr_error = 1;
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config.bios_enabled = 0;
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/* video options */
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config.xshift = 0;
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config.yshift = 0;
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config.xscale = 0;
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config.yscale = 0;
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config.aspect = 1;
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config.overscan = 1;
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if (VIDEO_HaveComponentCable())
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config.render = 2;
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else
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config.render = 0;
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config.ntsc = 0;
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config.bilinear = 1;
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/* controllers options */
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input.system[0] = SYSTEM_GAMEPAD;
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input.system[1] = SYSTEM_GAMEPAD;
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config.gun_cursor[0] = 1;
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config.gun_cursor[1] = 1;
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config.invert_mouse = 0;
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gx_input_SetDefault();
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/* menu options */
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#ifdef HW_RVL
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/* let's assume we always have a FAT device by default */
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config.sram_auto = 0;
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#else
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config.sram_auto = -1;
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#endif
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config.state_auto = -1;
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config.bg_color = 0;
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config.screen_w = 658;
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config.ask_confirm = 0;
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config.bgm_volume = 100.0;
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config.sfx_volume = 100.0;
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/* restore saved configuration */
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config_load();
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io_reset();
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}
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