sdl-ios-xcode: src/video/xbios/SDL

annotate src/video/xbios/SDL_xbios.c @ 508:9ff7e90aaa94

Fixed gamma correction in Atari video drivers (thanks Patrice!)

author	Sam Lantinga <slouken@libsdl.org>
date	Sat, 05 Oct 2002 16:27:56 +0000
parents	189a6a3416c7
children	0ce5a68278fd

rev	line source
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1 /*
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	2 SDL - Simple DirectMedia Layer
297 f6ffac90895c Updated copyright information for 2002 Sam Lantinga <slouken@libsdl.org> parents: 287 diff changeset	3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	4
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	5 This library is free software; you can redistribute it and/or
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	6 modify it under the terms of the GNU Library General Public
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	7 License as published by the Free Software Foundation; either
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	8 version 2 of the License, or (at your option) any later version.
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	9
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	13 Library General Public License for more details.
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	14
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	15 You should have received a copy of the GNU Library General Public
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	16 License along with this library; if not, write to the Free
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	18
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	19 Sam Lantinga
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	20 slouken@libsdl.org
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	21 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	22
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	23 #ifdef SAVE_RCSID
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	24 static char rcsid =
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	25 "@(#) $Id$";
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	26 #endif
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	27
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	28 /*
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	29 * Xbios SDL video driver
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	30 *
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	31 * Patrice Mandin
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	32 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	33
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	34 #include <stdio.h>
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	35 #include <stdlib.h>
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	36 #include <string.h>
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	37 #include <sys/stat.h>
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	38 #include <unistd.h>
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	39
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	40 /* Mint includes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	41 #include <sys/cookie.h>
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	42 #include <mint/osbind.h>
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	43 #include <mint/falcon.h>
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	44
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	45 #include "SDL.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	46 #include "SDL_error.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	47 #include "SDL_video.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	48 #include "SDL_mouse.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	49 #include "SDL_sysvideo.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	50 #include "SDL_pixels_c.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	51 #include "SDL_events_c.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	52
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	53 #include "SDL_ataric2p_s.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	54 #include "SDL_ataric2p060_c.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	55 #include "SDL_atarievents_c.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	56 #include "SDL_atarimxalloc_c.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	57 #include "SDL_xbios.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	58
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	59 #define XBIOS_VID_DRIVER_NAME "xbios"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	60
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	61 /* Initialization/Query functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	62 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	63 static SDL_Rect *XBIOS_ListModes(_THIS, SDL_PixelFormat format, Uint32 flags);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	64 static SDL_Surface XBIOS_SetVideoMode(_THIS, SDL_Surface current, int width, int height, int bpp, Uint32 flags);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	65 static int XBIOS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	66 static void XBIOS_VideoQuit(_THIS);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	67
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	68 /* Hardware surface functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	69 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	70 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	71 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	72 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	73 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	74 static void XBIOS_UpdateRects(_THIS, int numrects, SDL_Rect *rects);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	75
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	76 /* List of video modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	77
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	78 /* ST modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	79 static int xbiosnummodes_st=1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	80 static xbiosmode_t xbiosmodelist_st[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	81 {ST_LOW>>8,320,200,4,SDL_FALSE}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	82 };
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	83
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	84 /* TT modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	85 static int xbiosnummodes_tt=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	86 static xbiosmode_t xbiosmodelist_tt[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	87 {TT_LOW,320,480,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	88 {TT_LOW,320,240,8,SDL_TRUE} /* Software double-lined mode */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	89 };
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	90
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	91 /* Falcon RVB modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	92 static int xbiosnummodes_f30rvb=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	93 static xbiosmode_t xbiosmodelist_f30rvb[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	94 {BPS16\|COL80\|OVERSCAN\|VERTFLAG,768,480,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	95 {BPS16\|COL80\|OVERSCAN,768,240,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	96 {BPS16\|COL80\|VERTFLAG,640,400,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	97 {BPS16\|COL80,640,200,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	98 {BPS16\|OVERSCAN\|VERTFLAG,384,480,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	99 {BPS16\|OVERSCAN,384,240,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	100 {BPS16\|VERTFLAG,320,400,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	101 {BPS16,320,200,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	102
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	103 {BPS8\|COL80\|OVERSCAN\|VERTFLAG,768,480,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	104 {BPS8\|COL80\|OVERSCAN,768,240,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	105 {BPS8\|COL80\|VERTFLAG,640,400,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	106 {BPS8\|COL80,640,200,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	107 {BPS8\|OVERSCAN\|VERTFLAG,384,480,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	108 {BPS8\|OVERSCAN,384,240,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	109 {BPS8\|VERTFLAG,320,400,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	110 {BPS8,320,200,8,SDL_FALSE}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	111 };
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	112
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	113 /* Falcon VGA modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	114 static int xbiosnummodes_f30vga=6;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	115 static xbiosmode_t xbiosmodelist_f30vga[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	116 {BPS16,320,480,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	117 {BPS16\|VERTFLAG,320,240,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	118
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	119 {BPS8\|COL80,640,480,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	120 {BPS8\|COL80\|VERTFLAG,640,240,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	121 {BPS8,320,480,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	122 {BPS8\|VERTFLAG,320,240,8,SDL_FALSE}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	123 };
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	124
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	125 /* To setup palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	126
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	127 static unsigned short TT_palette[256];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	128 static unsigned long F30_palette[256];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	129
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	130 /* Xbios driver bootstrap functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	131
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	132 static int XBIOS_Available(void)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	133 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	134 const char *envr = getenv("SDL_VIDEODRIVER");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	135 unsigned long cookie_vdo;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	136
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	137 /* Check if user asked a different video driver */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	138 if ((envr) && (strcmp(envr, XBIOS_VID_DRIVER_NAME)!=0)) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	139 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	140 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	141
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	142 /* Cookie _VDO present ? if not, assume ST machine */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	143 if (Getcookie(C__VDO, &cookie_vdo) != C_FOUND) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	144 cookie_vdo = VDO_ST << 16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	145 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	146
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	147 /* Test if we have a monochrome monitor plugged in */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	148 switch( cookie_vdo >>16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	149 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	150 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	151 if ( Getrez() == (ST_HIGH>>8) )
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	152 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	153 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	154 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	155 if ( (EgetShift() & ES_MODE) == TT_HIGH)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	156 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	157 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	158 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	159 if ( Montype() == MONITOR_MONO)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	160 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	161 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	162 default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	163 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	164 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	165
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	166 return 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	167 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	168
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	169 static void XBIOS_DeleteDevice(SDL_VideoDevice *device)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	170 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	171 free(device->hidden);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	172 free(device);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	173 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	174
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	175 static SDL_VideoDevice *XBIOS_CreateDevice(int devindex)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	176 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	177 SDL_VideoDevice *device;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	178
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	179 /* Initialize all variables that we clean on shutdown */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	180 device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	181 if ( device ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	182 memset(device, 0, (sizeof *device));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	183 device->hidden = (struct SDL_PrivateVideoData *)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	184 malloc((sizeof *device->hidden));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	185 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	186 if ( (device == NULL) \|\| (device->hidden == NULL) ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	187 SDL_OutOfMemory();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	188 if ( device ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	189 free(device);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	190 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	191 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	192 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	193 memset(device->hidden, 0, (sizeof *device->hidden));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	194
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	195 atari_test_cpu060_present();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	196
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	197 /* Video functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	198 device->VideoInit = XBIOS_VideoInit;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	199 device->ListModes = XBIOS_ListModes;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	200 device->SetVideoMode = XBIOS_SetVideoMode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	201 device->SetColors = XBIOS_SetColors;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	202 device->UpdateRects = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	203 device->VideoQuit = XBIOS_VideoQuit;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	204 device->AllocHWSurface = XBIOS_AllocHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	205 device->LockHWSurface = XBIOS_LockHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	206 device->UnlockHWSurface = XBIOS_UnlockHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	207 device->FlipHWSurface = XBIOS_FlipHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	208 device->FreeHWSurface = XBIOS_FreeHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	209
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	210 /* Events */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	211 device->InitOSKeymap = Atari_InitOSKeymap;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	212 device->PumpEvents = Atari_PumpEvents;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	213
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	214 device->free = XBIOS_DeleteDevice;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	215
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	216 return device;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	217 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	218
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	219 VideoBootStrap XBIOS_bootstrap = {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	220 XBIOS_VID_DRIVER_NAME, "Atari Xbios driver",
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	221 XBIOS_Available, XBIOS_CreateDevice
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	222 };
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	223
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	224 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	225 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	226 int i,j8,j16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	227 xbiosmode_t *current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	228
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	229 /* Initialize all variables that we clean on shutdown */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	230 memset (SDL_modelist, 0, sizeof(SDL_modelist));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	231
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	232 /* Cookie _VDO present ? if not, assume ST machine */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	233 if (Getcookie(C__VDO, &XBIOS_cvdo) != C_FOUND) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	234 XBIOS_cvdo = VDO_ST << 16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	235 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	236
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	237 /* Allocate memory for old palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	238 XBIOS_oldpalette = (void )malloc(256sizeof(long));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	239 if ( !XBIOS_oldpalette ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	240 SDL_SetError("Unable to allocate memory for old palette\n");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	241 return(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	242 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	243
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	244 /* Initialize video mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	245 /* and save current screen status (palette, screen address, video mode) */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	246
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	247 switch (XBIOS_cvdo >>16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	248 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	249 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	250 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	251 short *oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	252
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	253 XBIOS_nummodes=xbiosnummodes_st;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	254 XBIOS_modelist=xbiosmodelist_st;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	255
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	256 XBIOS_oldvbase=Physbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	257 XBIOS_oldvmode=Getrez();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	258 switch(XBIOS_oldvmode << 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	259 case ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	260 XBIOS_oldnumcol=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	261 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	262 case ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	263 XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	264 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	265 case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	266 XBIOS_oldnumcol=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	267 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	268 default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	269 XBIOS_oldnumcol=0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	270 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	271 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	272
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	273 oldpalette= (short *) XBIOS_oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	274 for (i=0;i<XBIOS_oldnumcol;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	275 *oldpalette++=Setcolor(i,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	276 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	277
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	278 vformat->BitsPerPixel = 8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	279 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	280 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	281 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	282 XBIOS_nummodes=xbiosnummodes_tt;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	283 XBIOS_modelist=xbiosmodelist_tt;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	284
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	285 XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	286 XBIOS_oldvmode=EgetShift();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	287
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	288 switch(XBIOS_oldvmode & ES_MODE) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	289 case TT_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	290 XBIOS_oldnumcol=256;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	291 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	292 case ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	293 case TT_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	294 XBIOS_oldnumcol=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	295 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	296 case ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	297 XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	298 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	299 case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	300 case TT_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	301 XBIOS_oldnumcol=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	302 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	303 default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	304 XBIOS_oldnumcol=0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	305 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	306 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	307 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	308 EgetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	309 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	310
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	311 vformat->BitsPerPixel = 8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	312 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	313 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	314 switch (Montype())
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	315 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	316 case MONITOR_MONO:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	317 /* Not usable */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	318 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	319 case MONITOR_RGB:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	320 case MONITOR_TV:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	321 XBIOS_nummodes = xbiosnummodes_f30rvb;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	322 XBIOS_modelist = xbiosmodelist_f30rvb;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	323 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	324 case MONITOR_VGA:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	325 XBIOS_nummodes = xbiosnummodes_f30vga;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	326 XBIOS_modelist = xbiosmodelist_f30vga;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	327 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	328 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	329 XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	330 XBIOS_oldvmode=Vsetmode(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	331
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	332 XBIOS_oldnumcol= 1<< (1 << (XBIOS_oldvmode & NUMCOLS));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	333 if (XBIOS_oldnumcol > 256) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	334 XBIOS_oldnumcol = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	335 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	336 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	337 VgetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	338 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	339
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	340 vformat->BitsPerPixel = 16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	341
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	342 /* Keep vga/rvb, and pal/ntsc bits */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	343 current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	344 for (i=0;i<XBIOS_nummodes;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	345 Uint16 newvmode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	346
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	347 newvmode = current_mode->number;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	348 newvmode &= ~(VGA\|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	349 newvmode \|= XBIOS_oldvmode & (VGA\|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	350 current_mode->number = newvmode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	351
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	352 current_mode++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	353 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	354
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	355 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	356 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	357
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	358 current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	359 j8 = j16 = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	360 for (i=0;i<XBIOS_nummodes;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	361 switch (current_mode->depth) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	362 case 4:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	363 case 8:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	364 SDL_modelist[0][j8] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	365 SDL_modelist[0][j8]->x = SDL_modelist[0][j8]->y = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	366 SDL_modelist[0][j8]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	367 SDL_modelist[0][j8]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	368 XBIOS_videomodes[0][j8]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	369 current_mode++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	370 j8++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	371 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	372 case 16:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	373 SDL_modelist[1][j16] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	374 SDL_modelist[1][j16]->x = SDL_modelist[1][j16]->y = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	375 SDL_modelist[1][j16]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	376 SDL_modelist[1][j16]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	377 XBIOS_videomodes[1][j16]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	378 current_mode++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	379 j16++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	380 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	381 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	382 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	383 SDL_modelist[0][j8] = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	384 SDL_modelist[1][j16] = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	385
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	386 XBIOS_screens[0]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	387 XBIOS_screens[1]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	388 XBIOS_shadowscreen=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	389
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	390 /* Update hardware info */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	391 this->info.hw_available = 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	392 this->info.video_mem = (Uint32) Atari_SysMalloc(-1L, MX_STRAM);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	393
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	394 /* Init chunky to planar routine */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	395 Atari_C2pInit = Atari_C2pInit8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	396 if (atari_cpu060_avail) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	397 Atari_C2pConvert = Atari_C2pConvert8_060;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	398 } else {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	399 Atari_C2pConvert = Atari_C2pConvert8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	400 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	401 Atari_C2pInit();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	402
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	403 /* We're done! */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	404 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	405 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	406
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	407 static SDL_Rect *XBIOS_ListModes(_THIS, SDL_PixelFormat format, Uint32 flags)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	408 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	409 /* 8 bits -> list 0 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	410 /* 16 bits -> list 1 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	411 return(SDL_modelist[(format->BitsPerPixel)>>4]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	412 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	413
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	414 static void XBIOS_FreeBuffers(_THIS)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	415 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	416 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	417
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	418 for (i=0;i<2;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	419 if (XBIOS_screensmem[i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	420 Mfree(XBIOS_screensmem[i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	421 XBIOS_screensmem[i]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	422 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	423 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	424
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	425 if (XBIOS_shadowscreen!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	426 Mfree(XBIOS_shadowscreen);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	427 XBIOS_shadowscreen=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	428 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	429 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	430
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	431 static SDL_Surface XBIOS_SetVideoMode(_THIS, SDL_Surface current,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	432 int width, int height, int bpp, Uint32 flags)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	433 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	434 int mode, new_depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	435 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	436 xbiosmode_t *new_video_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	437 Uint32 new_screen_size;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	438 Uint32 modeflags;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	439
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	440 /* Free current buffers */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	441 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	442
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	443 /* Search if the mode exists (width, height, bpp) */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	444 bpp >>= 4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	445 for ( mode=0; SDL_modelist[bpp][mode]; ++mode ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	446 if ( (SDL_modelist[bpp][mode]->w == width) &&
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	447 (SDL_modelist[bpp][mode]->h == height) ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	448
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	449 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	450 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	451 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	452 if ( SDL_modelist[bpp][mode] == NULL ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	453 SDL_SetError("Couldn't find requested mode in list");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	454 return(NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	455 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	456
508 9ff7e90aaa94 Fixed gamma correction in Atari video drivers (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: 319 diff changeset	457 modeflags = SDL_FULLSCREEN;
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	458
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	459 /* Allocate needed buffers: simple/double buffer and shadow surface */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	460 new_video_mode = XBIOS_videomodes[bpp][mode];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	461 new_depth = new_video_mode->depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	462 if (new_depth == 4) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	463 Atari_C2pInit = Atari_C2pInit4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	464 if (atari_cpu060_avail) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	465 Atari_C2pConvert = Atari_C2pConvert4_060;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	466 } else {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	467 Atari_C2pConvert = Atari_C2pConvert4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	468 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	469 new_depth=8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	470 modeflags \|= SDL_SWSURFACE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	471 } else if (new_depth == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	472 Atari_C2pInit = Atari_C2pInit8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	473 if (atari_cpu060_avail) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	474 Atari_C2pConvert = Atari_C2pConvert8_060;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	475 } else {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	476 Atari_C2pConvert = Atari_C2pConvert8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	477 }
508 9ff7e90aaa94 Fixed gamma correction in Atari video drivers (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: 319 diff changeset	478 modeflags \|= SDL_SWSURFACE\|SDL_HWPALETTE;
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	479 } else {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	480 modeflags \|= SDL_HWSURFACE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	481 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	482
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	483 new_screen_size = width * height * ((new_depth)>>3);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	484 new_screen_size += 256; /* To align on a 256 byte adress */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	485
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	486 if (new_depth == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	487 XBIOS_shadowscreen = Atari_SysMalloc(new_screen_size, MX_PREFTTRAM);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	488
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	489 if (XBIOS_shadowscreen == NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	490 SDL_SetError("XBIOS_SetVideoMode: Not enough memory for shadow surface");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	491 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	492 }
287 e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com> Sam Lantinga <slouken@libsdl.org> parents: 281 diff changeset	493 memset(XBIOS_shadowscreen, 0, new_screen_size);
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	494 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	495
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	496 /* Output buffer needs to be twice in size for the software double-line mode */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	497 XBIOS_doubleline = SDL_FALSE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	498 if (new_video_mode->doubleline) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	499 new_screen_size <<= 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	500 XBIOS_doubleline = SDL_TRUE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	501 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	502
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	503 XBIOS_screensmem[0] = Atari_SysMalloc(new_screen_size, MX_STRAM);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	504
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	505 if (XBIOS_screensmem[0]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	506 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	507 SDL_SetError("XBIOS_SetVideoMode: Not enough memory for video buffer");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	508 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	509 }
287 e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com> Sam Lantinga <slouken@libsdl.org> parents: 281 diff changeset	510 memset(XBIOS_screensmem[0], 0, new_screen_size);
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	511
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	512 XBIOS_screens[0]=(void *) (( (long) XBIOS_screensmem[0]+256) & 0xFFFFFF00UL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	513
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	514 /* Double buffer ? */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	515 if (flags & SDL_DOUBLEBUF) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	516 XBIOS_screensmem[1] = Atari_SysMalloc(new_screen_size, MX_STRAM);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	517
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	518 if (XBIOS_screensmem[1]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	519 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	520 SDL_SetError("XBIOS_SetVideoMode: Not enough memory for double buffer");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	521 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	522 }
287 e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com> Sam Lantinga <slouken@libsdl.org> parents: 281 diff changeset	523 memset(XBIOS_screensmem[1], 0, new_screen_size);
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	524
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	525 XBIOS_screens[1]=(void *) (( (long) XBIOS_screensmem[1]+256) & 0xFFFFFF00UL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	526 modeflags \|= SDL_DOUBLEBUF;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	527 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	528
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	529 /* Allocate the new pixel format for the screen */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	530 if ( ! SDL_ReallocFormat(current, new_depth, 0, 0, 0, 0) ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	531 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	532 SDL_SetError("Couldn't allocate new pixel format for requested mode");
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	533 return(NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	534 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	535
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	536 current->flags = modeflags;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	537 current->w = XBIOS_width = width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	538 current->h = XBIOS_height = height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	539 current->pitch = (width * new_depth)>>3;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	540
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	541 /* this is for C2P conversion */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	542 XBIOS_pitch = (new_video_mode->width * new_video_mode->depth)>>3;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	543
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	544 if (new_depth == 8)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	545 current->pixels = XBIOS_shadowscreen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	546 else
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	547 current->pixels = XBIOS_screens[0];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	548
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	549 XBIOS_fbnum = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	550
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	551 /* Now set the video mode */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	552 Setscreen(-1,XBIOS_screens[0],-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	553
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	554 switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	555 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	556 Setscreen(-1,-1,new_video_mode->number);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	557 /* Reset palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	558 for (i=0;i<16;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	559 int c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	560
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	561 c = ((i>>1)<<8) \| ((i>>1)<<4) \| (i>>1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	562 if ((i & 1) && (i<15))
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	563 c += (1<<4);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	564 if (i==14)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	565 c -= 1<<8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	566
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	567 TT_palette[i]= c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	568 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	569 Setpalette(TT_palette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	570 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	571 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	572 Setscreen(-1,-1,new_video_mode->number);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	573 /* Reset palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	574 for (i=0;i<16;i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	575 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	576 int c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	577
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	578 c=((i&1)<<3)\|((i>>1)&7);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	579 TT_palette[i]=(c<<8)\|(c<<4)\|c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	580 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	581 Setpalette(TT_palette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	582 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	583 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	584 EsetShift(new_video_mode->number);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	585 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	586 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	587 Vsetmode(new_video_mode->number);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	588 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	589 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	590
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	591 Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	592
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	593 this->UpdateRects = XBIOS_UpdateRects;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	594
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	595 return (current);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	596 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	597
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	598 /* We don't actually allow hardware surfaces other than the main one */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	599 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	600 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	601 return(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	602 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	603
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	604 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	605 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	606 return;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	607 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	608
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	609 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	610 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	611 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	612 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	613
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	614 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	615 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	616 return;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	617 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	618
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	619 static void XBIOS_UpdateRects(_THIS, int numrects, SDL_Rect *rects)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	620 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	621 SDL_Surface *surface;
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	622
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	623 surface = this->screen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	624
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	625 if ((surface->format->BitsPerPixel) == 8) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	626 void *destscr;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	627 int destx;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	628 int i;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	629
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	630 /* Center on destination screen */
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	631 destscr = XBIOS_screens[XBIOS_fbnum];
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	632 destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1);
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	633 destx = (XBIOS_width - surface->w) >> 1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	634 destx &= ~15;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	635 destscr += destx;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	636
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	637 for (i=0;i<numrects;i++) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	638 void source,destination;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	639 int x1,x2;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	640
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	641 x1 = rects[i].x & ~15;
319 189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	642 x2 = rects[i].x+rects[i].w;
189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	643 if (x2 & 15) {
189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	644 x2 = (x2 \| 15) +1;
189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	645 }
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	646
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	647 source = surface->pixels;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	648 source += surface->pitch * rects[i].y;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	649 source += x1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	650
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	651 destination = destscr;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	652 destination += XBIOS_pitch * rects[i].y;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	653 destination += x1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	654
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	655 /* Convert chunky to planar screen */
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	656 Atari_C2pConvert(
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	657 source,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	658 destination,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	659 x2-x1,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	660 rects[i].h,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	661 XBIOS_doubleline,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	662 surface->pitch,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	663 XBIOS_pitch
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	664 );
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	665 }
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	666 }
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	667
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	668 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	669 Vsync();
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	670
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	671 if ((surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	672 XBIOS_fbnum ^= 1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	673 if ((surface->format->BitsPerPixel) > 8) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	674 surface->pixels=XBIOS_screens[XBIOS_fbnum];
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	675 }
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	676 }
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	677 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	678
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	679 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	680 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	681 if ((surface->format->BitsPerPixel) == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	682 void *destscr;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	683 int destx;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	684
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	685 /* Center on destination screen */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	686 destscr = XBIOS_screens[XBIOS_fbnum];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	687 destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	688 destx = (XBIOS_width - surface->w) >> 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	689 destx &= ~15;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	690 destscr += destx;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	691
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	692 /* Convert chunky to planar screen */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	693 Atari_C2pConvert(
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	694 surface->pixels,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	695 destscr,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	696 surface->w,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	697 surface->h,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	698 XBIOS_doubleline,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	699 surface->pitch,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	700 XBIOS_pitch
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	701 );
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	702 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	703
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	704 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	705 Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	706
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	707 if ((surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) {
311 2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1 Sam Lantinga <slouken@libsdl.org> parents: 297 diff changeset	708 XBIOS_fbnum ^= 1;
2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1 Sam Lantinga <slouken@libsdl.org> parents: 297 diff changeset	709 if ((surface->format->BitsPerPixel) > 8) {
2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1 Sam Lantinga <slouken@libsdl.org> parents: 297 diff changeset	710 surface->pixels=XBIOS_screens[XBIOS_fbnum];
2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1 Sam Lantinga <slouken@libsdl.org> parents: 297 diff changeset	711 }
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	712 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	713
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	714 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	715 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	716
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	717 static int XBIOS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	718 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	719 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	720 int r,v,b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	721
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	722 switch( XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	723 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	724 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	725 for (i=0;i<ncolors;i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	726 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	727 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	728 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	729 b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	730
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	731 TT_palette[firstcolor+i]=((r30)+(v59)+(b*11))/100;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	732 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	733 Atari_C2pConvert4_pal(TT_palette); /* convert the lighting */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	734 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	735 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	736 for(i = 0; i < ncolors; i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	737 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	738 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	739 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	740 b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	741
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	742 TT_palette[i]=((r>>4)<<8)\|((v>>4)<<4)\|(b>>4);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	743 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	744 EsetPalette(firstcolor,ncolors,TT_palette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	745 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	746 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	747 for(i = 0; i < ncolors; i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	748 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	749 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	750 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	751 b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	752
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	753 F30_palette[i]=(r<<16)\|(v<<8)\|b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	754 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	755 VsetRGB(firstcolor,ncolors,F30_palette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	756 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	757 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	758
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	759 return(1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	760 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	761
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	762 /* Note: If we are terminated, this could be called in the middle of
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	763 another SDL video routine -- notably UpdateRects.
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	764 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	765 static void XBIOS_VideoQuit(_THIS)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	766 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	767 int i,j;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	768
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	769 Atari_ShutdownEvents();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	770
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	771 /* Restore video mode and palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	772 switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	773 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	774 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	775 Setscreen(-1,XBIOS_oldvbase,XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	776 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	777 Setpalette(XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	778 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	779 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	780 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	781 Setscreen(-1,XBIOS_oldvbase,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	782 EsetShift(XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	783 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	784 EsetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	785 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	786 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	787 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	788 Setscreen(-1, XBIOS_oldvbase, -1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	789 Vsetmode(XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	790 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	791 VsetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	792 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	793 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	794 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	795 Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	796
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	797 if (XBIOS_oldpalette) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	798 free(XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	799 XBIOS_oldpalette=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	800 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	801 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	802
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	803 /* Free mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	804 for (j=0;j<NUM_MODELISTS;j++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	805 for (i=0;i<SDL_NUMMODES;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	806 if (SDL_modelist[j][i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	807 free(SDL_modelist[j][i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	808 SDL_modelist[j][i]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	809 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	810 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	811 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	812
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	813 this->screen->pixels = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	814 }

Mercurial > sdl-ios-xcode

annotate src/video/xbios/SDL_xbios.c @ 508:9ff7e90aaa94