2001-04-26 16:45:43 +00:00
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/*
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SDL - Simple DirectMedia Layer
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Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Sam Lantinga
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2001-12-14 12:38:15 +00:00
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slouken@libsdl.org
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2001-04-26 16:45:43 +00:00
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*/
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#ifdef SAVE_RCSID
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static char rcsid =
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"@(#) $Id$";
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#endif
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#include "SDL_ph_modes_c.h"
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static unsigned long key1, key2;
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static PgVideoModeInfo_t mode_info;
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static PgVideoModes_t mode_list;
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2002-01-18 18:14:03 +00:00
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2001-04-26 16:45:43 +00:00
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/* The current list of available video modes */
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2002-01-18 18:14:03 +00:00
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SDL_Rect SDL_modelist[PH_MAX_VIDEOMODES];
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SDL_Rect* SDL_modearray[PH_MAX_VIDEOMODES];
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2001-04-26 16:45:43 +00:00
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static int compare_modes_by_res(const void* mode1, const void* mode2)
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{
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if (PgGetVideoModeInfo(*(unsigned short*)mode1, &mode_info) < 0)
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{
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fprintf(stderr,"error: In compare_modes_by_res PgGetVideoModeInfo failed on mode: 0x%x\n",
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*(unsigned short*)mode1);
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2002-01-18 18:14:03 +00:00
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return 0;
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2001-04-26 16:45:43 +00:00
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}
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key1 = mode_info.width * mode_info.height;
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if (PgGetVideoModeInfo(*(unsigned short*)mode2, &mode_info) < 0)
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{
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2002-01-18 18:14:03 +00:00
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fprintf(stderr,"error: In compare_modes_by_res PgGetVideoModeInfo failed on mode: 0x%x\n",
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2001-04-26 16:45:43 +00:00
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*(unsigned short*)mode2);
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return 0;
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}
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2002-01-18 18:14:03 +00:00
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key2 = mode_info.width * mode_info.height;
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2001-04-26 16:45:43 +00:00
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if (key1 > key2)
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return 1;
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else if (key1 == key2)
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return 0;
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else
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return -1;
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}
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2002-01-18 18:14:03 +00:00
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/*
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2001-04-26 16:45:43 +00:00
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static int compare_modes_by_bpp(const void* mode1, const void* mode2)
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{
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if (PgGetVideoModeInfo(*(unsigned short*)mode1, &mode_info) < 0)
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{
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fprintf(stderr,"error: In compare_modes_by_bpp PgGetVideoModeInfo failed on mode: 0x%x\n",
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*(unsigned short*)mode1);
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return 0;
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}
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key1 = mode_info.bits_per_pixel;
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if (PgGetVideoModeInfo(*(unsigned short*)mode2, &mode_info) < 0)
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{
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fprintf(stderr,"error: In compare_modes_by_bpp PgGetVideoModeInfo failed on mode: 0x%x\n",
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*(unsigned short*)mode2);
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return 0;
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}
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key2 = mode_info.bits_per_pixel;
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if (key1 > key2)
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return 1;
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else if (key1 == key2)
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return 0;
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else
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return -1;
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}
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2002-01-18 18:14:03 +00:00
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*/
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2001-04-26 16:45:43 +00:00
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2002-01-18 18:14:03 +00:00
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/*
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2001-04-26 16:45:43 +00:00
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int ph_GetVideoModes(_THIS)
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{
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unsigned short *front;
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int i, bpp_group_size;
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// TODO: add mode_list member to _THIS
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if (PgGetVideoModeList( &mode_list ) < 0)
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{
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fprintf(stderr,"error: PgGetVideoModeList failed\n");
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return -1;
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}
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// sort list first by bits per pixel (bpp),
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// then sort groups with same bpp by resolution.
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qsort(mode_list.modes, mode_list.num_modes, sizeof(unsigned short), compare_modes_by_bpp);
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bpp_group_size = 1;
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front = &mode_list.modes[0];
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for(i=0;i<mode_list.num_modes-2;i++)
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{
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if (compare_modes_by_bpp(&mode_list.modes[i],&mode_list.modes[i+1]))
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{
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qsort(front, bpp_group_size, sizeof(unsigned short), compare_modes_by_res);
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front = &mode_list.modes[i+1];
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bpp_group_size = 1;
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}
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else
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{
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bpp_group_size++;
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}
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}
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//SDL_modelist = (SDL_Rect **)malloc((mode_list.num_modes+1)*sizeof(SDL_Rect *));
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if ( SDL_modelist ) {
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for (i=0;i<mode_list.num_modes;i++) {
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// SDL_modelist[i] = (SDL_Rect *)malloc(sizeof(SDL_Rect));
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// if ( SDL_modelist[i] == NULL ) {
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// break;
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// }
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if (PgGetVideoModeInfo(mode_list.modes[i], &mode_info) < 0)
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{
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fprintf(stderr,"error: PgGetVideoModeInfo failed on mode: 0x%x\n",
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mode_list.modes[i]);
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return -1;
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}
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SDL_modelist[i].x = 0;
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SDL_modelist[i].y = 0;
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SDL_modelist[i].w = mode_info.height;
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SDL_modelist[i].h = mode_info.width;
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}
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//SDL_modelist[i] = NULL;
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}
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else
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{
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fprintf(stderr,"error: malloc failed on SDL_modelist\n");
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return -1;
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}
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return 0;
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}
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2002-01-18 18:14:03 +00:00
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*/
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2001-04-26 16:45:43 +00:00
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2002-01-18 18:14:03 +00:00
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SDL_Rect **ph_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
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2001-04-26 16:45:43 +00:00
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{
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int i = 0;
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int j = 0;
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2002-01-18 18:14:03 +00:00
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SDL_Rect Amodelist[PH_MAX_VIDEOMODES];
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2001-04-26 16:45:43 +00:00
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2002-01-18 18:14:03 +00:00
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for (i=0; i<PH_MAX_VIDEOMODES; i++)
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{
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SDL_modearray[i]=&SDL_modelist[i];
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}
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2001-04-26 16:45:43 +00:00
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if (PgGetVideoModeList( &mode_list ) < 0)
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2002-01-18 18:14:03 +00:00
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{
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fprintf(stderr,"error: PgGetVideoModeList failed\n");
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return NULL;
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}
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2001-04-26 16:45:43 +00:00
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mode_info.bits_per_pixel = 0;
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for (i=0; i < mode_list.num_modes; i++)
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{
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if (PgGetVideoModeInfo(mode_list.modes[i], &mode_info) < 0)
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{
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fprintf(stderr,"error: PgGetVideoModeInfo failed on mode: 0x%x\n",
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mode_list.modes[i]);
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return NULL;
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}
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2002-01-18 18:14:03 +00:00
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2001-04-26 16:45:43 +00:00
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if(mode_info.bits_per_pixel == format->BitsPerPixel)
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{
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2002-01-18 18:14:03 +00:00
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Amodelist[j].w = mode_info.width;
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Amodelist[j].h = mode_info.height;
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Amodelist[j].x = 0;
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Amodelist[j].y = 0;
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j++;
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}
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2001-04-26 16:45:43 +00:00
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}
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2002-01-18 18:14:03 +00:00
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//reorder biggest for smallest, assume width dominates
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2001-04-26 16:45:43 +00:00
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2002-01-18 18:14:03 +00:00
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for(i=0; i< j ; i++)
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{
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SDL_modelist[i].w = Amodelist[j - i -1].w;
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SDL_modelist[i].h = Amodelist[j - i -1].h;
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SDL_modelist[i].x = Amodelist[j - i -1].x;
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SDL_modelist[i].y = Amodelist[j - i -1].y;
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}
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SDL_modearray[j]=NULL;
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return SDL_modearray;
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2001-04-26 16:45:43 +00:00
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}
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void ph_FreeVideoModes(_THIS)
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{
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2002-01-18 18:14:03 +00:00
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return;
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2001-04-26 16:45:43 +00:00
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}
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static void set_best_resolution(_THIS, int width, int height)
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{
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if ( use_vidmode ) {
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PgDisplaySettings_t settings;
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PgVideoModeInfo_t current_mode_info;
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2001-10-08 18:54:06 +00:00
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PgHWCaps_t my_hwcaps;
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2001-04-26 16:45:43 +00:00
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unsigned short current_bpp;
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int i;
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2001-10-08 18:54:06 +00:00
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/*
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2001-04-26 16:45:43 +00:00
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if (PgGetVideoMode( &settings ) < 0)
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{
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fprintf(stderr,"error: PgGetVideoMode failed\n");
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return;
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}
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if (PgGetVideoModeInfo( settings.mode, ¤t_mode_info ) < 0)
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{
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fprintf(stderr,"error: PgGetVideoModeInfo failed\n");
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return;
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}
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2001-10-08 18:54:06 +00:00
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*/
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//lu_zero
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if (PgGetGraphicsHWCaps(&my_hwcaps) < 0)
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{
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fprintf(stderr,"set_best_resolution: GetGraphicsHWCaps failed!! \n");
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//that HAVE to work
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}
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if (PgGetVideoModeInfo(my_hwcaps.current_video_mode, ¤t_mode_info) < 0)
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{
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fprintf(stderr,"set_best_resolution: PgGetVideoModeInfo failed\n");
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}
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2001-04-26 16:45:43 +00:00
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current_bpp = current_mode_info.bits_per_pixel;
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if (PgGetVideoModeList(&mode_list) >= 0)
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{
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qsort(mode_list.modes, mode_list.num_modes, sizeof(unsigned short), compare_modes_by_res);
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#ifdef PH_DEBUG
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printf("Available modes:\n");
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for ( i = 0; i < mode_list.num_modes; ++i )
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{
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PgGetVideoModeInfo(mode_list.modes[i], &mode_info);
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printf("Mode %d: %dx%d\n", i, mode_info.width, mode_info.height);
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}
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#endif
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for ( i = mode_list.num_modes-1; i >= 0 ; --i )
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{
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if (PgGetVideoModeInfo(mode_list.modes[i], &mode_info) < 0)
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{
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fprintf(stderr,"error: PgGetVideoModeInfo failed\n");
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}
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if ( (mode_info.width >= width) &&
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(mode_info.height >= height) &&
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(mode_info.bits_per_pixel == current_bpp) )
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break;
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}
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if (i >= 0)
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{
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if ( (mode_info.width != current_mode_info.width) ||
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(mode_info.height != current_mode_info.height) )
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{
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settings.mode = mode_list.modes[i];
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if(PgSetVideoMode( &settings ) < 0)
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{
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fprintf(stderr,"error: PgSetVideoMode failed\n");
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}
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}
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}
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}
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}
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}
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2002-01-18 18:14:03 +00:00
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/*
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2001-04-26 16:45:43 +00:00
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static void get_real_resolution(_THIS, int* w, int* h)
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{
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if ( use_vidmode ) {
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2001-10-08 18:54:06 +00:00
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//PgDisplaySettings_t settings;
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PgVideoModeInfo_t current_mode_info;
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PgHWCaps_t my_hwcaps;
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2002-01-18 18:14:03 +00:00
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// int unused;
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// if (PgGetVideoMode( &settings ) >= 0) {
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// *w = settings.xres;
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// *h = settings.yres;
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// return;
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// }
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2001-10-08 18:54:06 +00:00
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if (PgGetGraphicsHWCaps(&my_hwcaps) >= 0)
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{
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if (PgGetVideoModeInfo(my_hwcaps.current_video_mode, ¤t_mode_info) < 0)
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{
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fprintf(stderr,"get_real_resolution: PgGetVideoModeInfo failed\n");
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}
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*w = current_mode_info.width;
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*h = current_mode_info.height;
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}
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2001-04-26 16:45:43 +00:00
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}
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// *w = DisplayWidth(SDL_Display, SDL_Screen);
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// *h = DisplayHeight(SDL_Display, SDL_Screen);
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}
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2002-01-18 18:14:03 +00:00
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*/
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2001-04-26 16:45:43 +00:00
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int ph_ResizeFullScreen(_THIS)
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{
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if ( currently_fullscreen ) {
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set_best_resolution(this, current_w, current_h);
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}
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return(1);
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}
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int get_mode(int width, int height, int bpp)
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/* return the mode associated with width, height and bpp */
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/* if there is no mode then zero is returned */
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{
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int i;
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if(width <640)
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width = 640;
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if(height < 480)
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height = 480;
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if (PgGetVideoModeList( &mode_list ) < 0)
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{
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fprintf(stderr,"error: PgGetVideoModeList failed\n");
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return -1;
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}
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|
|
|
|
// search list for exact match
|
|
|
|
for (i=0;i<mode_list.num_modes;i++)
|
|
|
|
{
|
|
|
|
if (PgGetVideoModeInfo(mode_list.modes[i], &mode_info) < 0)
|
|
|
|
{
|
|
|
|
fprintf(stderr,"error: PgGetVideoModeInfo failed\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if ((mode_info.width == width) &&
|
|
|
|
(mode_info.height == height) &&
|
|
|
|
(mode_info.bits_per_pixel == bpp))
|
|
|
|
{
|
|
|
|
return mode_list.modes[i];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return (i == mode_list.num_modes) ? 0 : mode_list.modes[i];
|
|
|
|
}
|
|
|
|
|
|
|
|
int get_mode_any_format(int width, int height, int bpp)
|
|
|
|
/* return the mode associated with width, height and bpp */
|
|
|
|
/* if requested bpp is not found the mode with closest bpp is returned */
|
|
|
|
{
|
|
|
|
int i, closest, delta, min_delta;
|
|
|
|
|
|
|
|
if (PgGetVideoModeList( &mode_list ) < 0)
|
|
|
|
{
|
|
|
|
fprintf(stderr,"error: PgGetVideoModeList failed\n");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
qsort(mode_list.modes, mode_list.num_modes, sizeof(unsigned short), compare_modes_by_res);
|
|
|
|
for(i=0;i<mode_list.num_modes;i++)
|
|
|
|
{
|
|
|
|
if (PgGetVideoModeInfo(mode_list.modes[i], &mode_info) < 0)
|
|
|
|
{
|
|
|
|
fprintf(stderr,"error: PgGetVideoModeInfo failed\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
if ((mode_info.width == width) &&
|
|
|
|
(mode_info.height == height))
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (i<mode_list.num_modes)
|
|
|
|
{
|
|
|
|
// get closest bpp
|
|
|
|
closest = i++;
|
|
|
|
if (mode_info.bits_per_pixel == bpp)
|
|
|
|
return mode_list.modes[ closest ];
|
|
|
|
|
|
|
|
min_delta = abs(mode_info.bits_per_pixel - bpp);
|
|
|
|
while(1)
|
|
|
|
{
|
|
|
|
if (PgGetVideoModeInfo(mode_list.modes[i], &mode_info) < 0)
|
|
|
|
{
|
|
|
|
fprintf(stderr,"error: PgGetVideoModeInfo failed\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ((mode_info.width != width) ||
|
|
|
|
(mode_info.height != height))
|
|
|
|
break;
|
|
|
|
else if (mode_info.bits_per_pixel == bpp)
|
|
|
|
{
|
|
|
|
closest = i;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
delta = abs(mode_info.bits_per_pixel - bpp);
|
|
|
|
if (delta < min_delta)
|
|
|
|
{
|
|
|
|
closest = i;
|
|
|
|
min_delta = delta;
|
|
|
|
}
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return mode_list.modes[ closest ];
|
|
|
|
}
|
|
|
|
else
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
void ph_WaitMapped(_THIS);
|
|
|
|
void ph_WaitUnmapped(_THIS);
|
|
|
|
void ph_QueueEnterFullScreen(_THIS);
|
|
|
|
|
|
|
|
int ph_ToggleFullScreen(_THIS, int on)
|
|
|
|
{
|
|
|
|
|
|
|
|
if(currently_fullscreen)
|
|
|
|
ph_LeaveFullScreen(this);
|
|
|
|
else
|
|
|
|
ph_EnterFullScreen(this);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
int ph_EnterFullScreen(_THIS)
|
|
|
|
{
|
|
|
|
if ( ! currently_fullscreen )
|
|
|
|
{
|
|
|
|
|
|
|
|
if (old_video_mode==-1)
|
|
|
|
{
|
|
|
|
PgGetGraphicsHWCaps(&graphics_card_caps);
|
|
|
|
old_video_mode=graphics_card_caps.current_video_mode;
|
|
|
|
old_refresh_rate=graphics_card_caps.current_rrate;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if(OCImage.direct_context == NULL)
|
|
|
|
OCImage.direct_context=(PdDirectContext_t*)PdCreateDirectContext();
|
|
|
|
if( !OCImage.direct_context )
|
|
|
|
fprintf(stderr, "error: Can't create direct context\n" );
|
|
|
|
|
|
|
|
|
|
|
|
/* Remove the cursor if in full screen mode */
|
|
|
|
/*
|
|
|
|
region_info.cursor_type = Ph_CURSOR_NONE;
|
|
|
|
region_info.rid=PtWidgetRid(window);
|
|
|
|
PhRegionChange(Ph_REGION_CURSOR,0,®ion_info,NULL,NULL);
|
|
|
|
*/
|
|
|
|
|
|
|
|
PdDirectStart( OCImage.direct_context );
|
|
|
|
|
|
|
|
currently_fullscreen = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
int ph_LeaveFullScreen(_THIS )
|
|
|
|
{
|
|
|
|
PgDisplaySettings_t mymode_settings;
|
|
|
|
|
|
|
|
if ( currently_fullscreen )
|
|
|
|
{
|
|
|
|
PdDirectStop(OCImage.direct_context);
|
|
|
|
PdReleaseDirectContext(OCImage.direct_context);
|
|
|
|
|
|
|
|
//Restore old video mode
|
|
|
|
if (old_video_mode != -1)
|
|
|
|
{
|
|
|
|
mymode_settings.mode= (unsigned short) old_video_mode;
|
|
|
|
mymode_settings.refresh= (unsigned short) old_refresh_rate;
|
|
|
|
mymode_settings.flags = 0;
|
|
|
|
if(PgSetVideoMode(&mymode_settings) < 0)
|
2002-01-18 18:14:03 +00:00
|
|
|
{
|
|
|
|
fprintf(stderr,"error: PgSetVideoMode failed\n");
|
|
|
|
}
|
2001-04-26 16:45:43 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
old_video_mode=-1;
|
|
|
|
old_refresh_rate=-1;
|
|
|
|
|
|
|
|
// Restore cursor
|
|
|
|
|
|
|
|
}
|
|
|
|
return 1;
|
|
|
|
}
|