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

annotate src/video/xbios/SDL_xbios.c @ 972:15a7d0c44e73

Sort video modes by width then height

author	Patrice Mandin <patmandin@gmail.com>
date	Sat, 13 Nov 2004 09:57:20 +0000
parents	ff1058d642dc
children	3b1ba22f5a28

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
769 b8d311d90021 Updated copyright information for 2004 (Happy New Year!) Sam Lantinga <slouken@libsdl.org> parents: 735 diff changeset	3 Copyright (C) 1997-2004 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 */
557 0ce5a68278fd Updated Atari port for new system headers (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: 508 diff changeset	41 #include <mint/cookie.h>
281 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_atarievents_c.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	55 #include "SDL_atarimxalloc_c.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	56 #include "SDL_xbios.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	57
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	58 #define XBIOS_VID_DRIVER_NAME "xbios"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	59
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	60 /#define DEBUG_VIDEO_XBIOS 1/
abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	61
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	62 /* Initialization/Query functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	63 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	64 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	65 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	66 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	67 static void XBIOS_VideoQuit(_THIS);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	68
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	69 /* Hardware surface functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	70 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	71 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	72 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	73 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	74 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	75 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	76
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	77 /* List of video modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	78
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	79 /* ST modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	80 static int xbiosnummodes_st=1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	81 static xbiosmode_t xbiosmodelist_st[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	82 {ST_LOW>>8,320,200,4,SDL_FALSE}
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	85 /* TT modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	86 static int xbiosnummodes_tt=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	87 static xbiosmode_t xbiosmodelist_tt[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	88 {TT_LOW,320,480,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	89 {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	90 };
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	91
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	92 /* Falcon RVB modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	93 static int xbiosnummodes_f30rvb=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	94 static xbiosmode_t xbiosmodelist_f30rvb[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	95 {BPS16\|COL80\|OVERSCAN\|VERTFLAG,768,480,16,SDL_FALSE},
972 15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	96 {BPS16\|COL80\|OVERSCAN,768,240,16,SDL_FALSE},
15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	97 {BPS16\|COL80\|VERTFLAG,640,400,16,SDL_FALSE},
15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	98 {BPS16\|COL80,640,200,16,SDL_FALSE},
801 ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	99 {BPS16\|OVERSCAN\|VERTFLAG,384,480,16,SDL_FALSE},
972 15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	100 {BPS16\|OVERSCAN,384,240,16,SDL_FALSE},
801 ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	101 {BPS16\|VERTFLAG,320,400,16,SDL_FALSE},
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	102 {BPS16,320,200,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	103
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	104 {BPS8\|COL80\|OVERSCAN\|VERTFLAG,768,480,8,SDL_FALSE},
972 15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	105 {BPS8\|COL80\|OVERSCAN,768,240,8,SDL_FALSE},
15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	106 {BPS8\|COL80\|VERTFLAG,640,400,8,SDL_FALSE},
15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	107 {BPS8\|COL80,640,200,8,SDL_FALSE},
801 ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	108 {BPS8\|OVERSCAN\|VERTFLAG,384,480,8,SDL_FALSE},
972 15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	109 {BPS8\|OVERSCAN,384,240,8,SDL_FALSE},
801 ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	110 {BPS8\|VERTFLAG,320,400,8,SDL_FALSE},
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	111 {BPS8,320,200,8,SDL_FALSE}
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	114 /* Falcon VGA modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	115 static int xbiosnummodes_f30vga=6;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	116 static xbiosmode_t xbiosmodelist_f30vga[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	117 {BPS16,320,480,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	118 {BPS16\|VERTFLAG,320,240,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	119
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	120 {BPS8\|COL80,640,480,8,SDL_FALSE},
972 15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	121 {BPS8\|COL80\|VERTFLAG,640,240,8,SDL_FALSE},
801 ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	122 {BPS8,320,480,8,SDL_FALSE},
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	123 {BPS8\|VERTFLAG,320,240,8,SDL_FALSE}
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	126 /* To setup palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	127
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	128 static unsigned short TT_palette[256];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	129 static unsigned long F30_palette[256];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	130
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	131 /* Xbios driver bootstrap functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	132
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	133 static int XBIOS_Available(void)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	134 {
797 d0f1e34290d6 Milan and Hades Atari clones do not have an Atari video chip Patrice Mandin <patmandin@gmail.com> parents: 769 diff changeset	135 unsigned long cookie_vdo, cookie_mil, cookie_hade;
d0f1e34290d6 Milan and Hades Atari clones do not have an Atari video chip Patrice Mandin <patmandin@gmail.com> parents: 769 diff changeset	136
d0f1e34290d6 Milan and Hades Atari clones do not have an Atari video chip Patrice Mandin <patmandin@gmail.com> parents: 769 diff changeset	137 /* Milan/Hades Atari clones do not have an Atari video chip */
d0f1e34290d6 Milan and Hades Atari clones do not have an Atari video chip Patrice Mandin <patmandin@gmail.com> parents: 769 diff changeset	138 if ( (Getcookie(C__MIL, &cookie_mil) == C_FOUND) \|\|
d0f1e34290d6 Milan and Hades Atari clones do not have an Atari video chip Patrice Mandin <patmandin@gmail.com> parents: 769 diff changeset	139 (Getcookie(C_hade, &cookie_hade) == C_FOUND) ) {
d0f1e34290d6 Milan and Hades Atari clones do not have an Atari video chip Patrice Mandin <patmandin@gmail.com> parents: 769 diff changeset	140 return 0;
d0f1e34290d6 Milan and Hades Atari clones do not have an Atari video chip Patrice Mandin <patmandin@gmail.com> parents: 769 diff changeset	141 }
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	142
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	143 /* Cookie _VDO present ? if not, assume ST machine */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	144 if (Getcookie(C__VDO, &cookie_vdo) != C_FOUND) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	145 cookie_vdo = VDO_ST << 16;
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	148 /* 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	149 switch( cookie_vdo >>16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	150 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	151 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	152 if ( Getrez() == (ST_HIGH>>8) )
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	153 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	154 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	155 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	156 if ( (EgetShift() & ES_MODE) == TT_HIGH)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	157 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	158 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	159 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	160 if ( Montype() == MONITOR_MONO)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	161 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	162 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	163 default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	164 return 0;
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	167 return 1;
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	170 static void XBIOS_DeleteDevice(SDL_VideoDevice *device)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	171 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	172 free(device->hidden);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	173 free(device);
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	176 static SDL_VideoDevice *XBIOS_CreateDevice(int devindex)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	177 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	178 SDL_VideoDevice *device;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	179
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	180 /* Initialize all variables that we clean on shutdown */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	181 device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	182 if ( device ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	183 memset(device, 0, (sizeof *device));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	184 device->hidden = (struct SDL_PrivateVideoData *)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	185 malloc((sizeof *device->hidden));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	186 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	187 if ( (device == NULL) \|\| (device->hidden == NULL) ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	188 SDL_OutOfMemory();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	189 if ( device ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	190 free(device);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	191 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	192 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	193 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	194 memset(device->hidden, 0, (sizeof *device->hidden));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	195
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	196 /* Video functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	197 device->VideoInit = XBIOS_VideoInit;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	198 device->ListModes = XBIOS_ListModes;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	199 device->SetVideoMode = XBIOS_SetVideoMode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	200 device->SetColors = XBIOS_SetColors;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	201 device->UpdateRects = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	202 device->VideoQuit = XBIOS_VideoQuit;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	203 device->AllocHWSurface = XBIOS_AllocHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	204 device->LockHWSurface = XBIOS_LockHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	205 device->UnlockHWSurface = XBIOS_UnlockHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	206 device->FlipHWSurface = XBIOS_FlipHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	207 device->FreeHWSurface = XBIOS_FreeHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	208
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	209 /* Events */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	210 device->InitOSKeymap = Atari_InitOSKeymap;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	211 device->PumpEvents = Atari_PumpEvents;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	212
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	213 device->free = XBIOS_DeleteDevice;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	214
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	215 return device;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	216 }
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 VideoBootStrap XBIOS_bootstrap = {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	219 XBIOS_VID_DRIVER_NAME, "Atari Xbios driver",
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	220 XBIOS_Available, XBIOS_CreateDevice
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	221 };
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 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	224 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	225 int i,j8,j16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	226 xbiosmode_t *current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	227
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	228 /* Initialize all variables that we clean on shutdown */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	229 memset (SDL_modelist, 0, sizeof(SDL_modelist));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	230
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	231 /* Cookie _VDO present ? if not, assume ST machine */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	232 if (Getcookie(C__VDO, &XBIOS_cvdo) != C_FOUND) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	233 XBIOS_cvdo = VDO_ST << 16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	234 }
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 /* Allocate memory for old palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	237 XBIOS_oldpalette = (void )malloc(256sizeof(long));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	238 if ( !XBIOS_oldpalette ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	239 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	240 return(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	241 }
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 /* Initialize video mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	244 /* 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	245
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	246 switch (XBIOS_cvdo >>16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	247 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	248 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	249 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	250 short *oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	251
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	252 XBIOS_nummodes=xbiosnummodes_st;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	253 XBIOS_modelist=xbiosmodelist_st;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	254
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	255 XBIOS_oldvbase=Physbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	256 XBIOS_oldvmode=Getrez();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	257 switch(XBIOS_oldvmode << 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	258 case ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	259 XBIOS_oldnumcol=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	260 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	261 case ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	262 XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	263 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	264 case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	265 XBIOS_oldnumcol=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	266 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	267 default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	268 XBIOS_oldnumcol=0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	269 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	270 }
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 oldpalette= (short *) XBIOS_oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	273 for (i=0;i<XBIOS_oldnumcol;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	274 *oldpalette++=Setcolor(i,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	275 }
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 vformat->BitsPerPixel = 8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	278 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	279 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	280 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	281 XBIOS_nummodes=xbiosnummodes_tt;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	282 XBIOS_modelist=xbiosmodelist_tt;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	283
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	284 XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	285 XBIOS_oldvmode=EgetShift();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	286
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	287 switch(XBIOS_oldvmode & ES_MODE) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	288 case TT_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	289 XBIOS_oldnumcol=256;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	290 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	291 case ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	292 case TT_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	293 XBIOS_oldnumcol=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	294 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	295 case ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	296 XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	297 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	298 case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	299 case TT_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	300 XBIOS_oldnumcol=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	301 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	302 default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	303 XBIOS_oldnumcol=0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	304 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	305 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	306 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	307 EgetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	308 }
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 vformat->BitsPerPixel = 8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	311 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	312 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	313 switch (Montype())
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	314 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	315 case MONITOR_MONO:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	316 /* Not usable */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	317 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	318 case MONITOR_RGB:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	319 case MONITOR_TV:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	320 XBIOS_nummodes = xbiosnummodes_f30rvb;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	321 XBIOS_modelist = xbiosmodelist_f30rvb;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	322 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	323 case MONITOR_VGA:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	324 XBIOS_nummodes = xbiosnummodes_f30vga;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	325 XBIOS_modelist = xbiosmodelist_f30vga;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	326 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	327 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	328 XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	329 XBIOS_oldvmode=Vsetmode(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	330
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	331 XBIOS_oldnumcol= 1<< (1 << (XBIOS_oldvmode & NUMCOLS));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	332 if (XBIOS_oldnumcol > 256) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	333 XBIOS_oldnumcol = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	334 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	335 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	336 VgetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	337 }
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 vformat->BitsPerPixel = 16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	340
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	341 /* Keep vga/rvb, and pal/ntsc bits */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	342 current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	343 for (i=0;i<XBIOS_nummodes;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	344 Uint16 newvmode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	345
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	346 newvmode = current_mode->number;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	347 newvmode &= ~(VGA\|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	348 newvmode \|= XBIOS_oldvmode & (VGA\|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	349 current_mode->number = newvmode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	350
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	351 current_mode++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	352 }
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 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	355 }
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 current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	358 j8 = j16 = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	359 for (i=0;i<XBIOS_nummodes;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	360 switch (current_mode->depth) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	361 case 4:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	362 case 8:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	363 SDL_modelist[0][j8] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	364 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	365 SDL_modelist[0][j8]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	366 SDL_modelist[0][j8]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	367 XBIOS_videomodes[0][j8]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	368 current_mode++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	369 j8++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	370 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	371 case 16:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	372 SDL_modelist[1][j16] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	373 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	374 SDL_modelist[1][j16]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	375 SDL_modelist[1][j16]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	376 XBIOS_videomodes[1][j16]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	377 current_mode++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	378 j16++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	379 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	380 }
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 SDL_modelist[0][j8] = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	383 SDL_modelist[1][j16] = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	384
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	385 XBIOS_screens[0]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	386 XBIOS_screens[1]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	387 XBIOS_shadowscreen=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	388
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	389 /* Update hardware info */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	390 this->info.hw_available = 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	391 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	392
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	393 /* Init chunky to planar routine */
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	394 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8;
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	395
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	396 /* We're done! */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	397 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	398 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	399
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	400 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	401 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	402 /* 8 bits -> list 0 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	403 /* 16 bits -> list 1 */
712 8be92df64b22 Finally bugfixed: the simpler the better Patrice Mandin <patmandin@gmail.com> parents: 711 diff changeset	404 if ((format->BitsPerPixel != 8) && (format->BitsPerPixel !=16)) {
711 8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function Patrice Mandin <patmandin@gmail.com> parents: 598 diff changeset	405 return NULL;
8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function Patrice Mandin <patmandin@gmail.com> parents: 598 diff changeset	406 }
8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function Patrice Mandin <patmandin@gmail.com> parents: 598 diff changeset	407
712 8be92df64b22 Finally bugfixed: the simpler the better Patrice Mandin <patmandin@gmail.com> parents: 711 diff changeset	408 return(SDL_modelist[(format->BitsPerPixel)>>4]);
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	409 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	410
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	411 static void XBIOS_FreeBuffers(_THIS)
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 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	414
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	415 for (i=0;i<2;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	416 if (XBIOS_screensmem[i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	417 Mfree(XBIOS_screensmem[i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	418 XBIOS_screensmem[i]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	419 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	420 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	421
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	422 if (XBIOS_shadowscreen!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	423 Mfree(XBIOS_shadowscreen);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	424 XBIOS_shadowscreen=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	425 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	426 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	427
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	428 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	429 int width, int height, int bpp, Uint32 flags)
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 int mode, new_depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	432 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	433 xbiosmode_t *new_video_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	434 Uint32 new_screen_size;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	435 Uint32 modeflags;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	436
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	437 /* Free current buffers */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	438 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	439
801 ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	440 /* Limit bpp */
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	441 if (bpp>16) {
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	442 bpp = 16;
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	443 }
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	444 bpp >>= 4;
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	445
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	446 /* Search if the mode exists (width, height, bpp) */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	447 for ( mode=0; SDL_modelist[bpp][mode]; ++mode ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	448 if ( (SDL_modelist[bpp][mode]->w == width) &&
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	449 (SDL_modelist[bpp][mode]->h == height) ) {
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 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	452 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	453 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	454 if ( SDL_modelist[bpp][mode] == NULL ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	455 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	456 return(NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	457 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	458
508 9ff7e90aaa94 Fixed gamma correction in Atari video drivers (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: 319 diff changeset	459 modeflags = SDL_FULLSCREEN;
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	460
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	461 /* 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	462 new_video_mode = XBIOS_videomodes[bpp][mode];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	463 new_depth = new_video_mode->depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	464 if (new_depth == 4) {
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	465 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert4;
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	466 new_depth=8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	467 modeflags \|= SDL_SWSURFACE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	468 } else if (new_depth == 8) {
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	469 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8;
508 9ff7e90aaa94 Fixed gamma correction in Atari video drivers (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: 319 diff changeset	470 modeflags \|= SDL_SWSURFACE\|SDL_HWPALETTE;
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	471 } else {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	472 modeflags \|= SDL_HWSURFACE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	473 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	474
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	475 new_screen_size = width * height * ((new_depth)>>3);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	476 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	477
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	478 if (new_depth == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	479 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	480
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	481 if (XBIOS_shadowscreen == NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	482 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	483 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	484 }
287 e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com> Sam Lantinga <slouken@libsdl.org> parents: 281 diff changeset	485 memset(XBIOS_shadowscreen, 0, new_screen_size);
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	486 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	487
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	488 /* 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	489 XBIOS_doubleline = SDL_FALSE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	490 if (new_video_mode->doubleline) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	491 new_screen_size <<= 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	492 XBIOS_doubleline = SDL_TRUE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	493 }
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 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	496
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	497 if (XBIOS_screensmem[0]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	498 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	499 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	500 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	501 }
287 e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com> Sam Lantinga <slouken@libsdl.org> parents: 281 diff changeset	502 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	503
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	504 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	505
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	506 /* Double buffer ? */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	507 if (flags & SDL_DOUBLEBUF) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	508 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	509
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	510 if (XBIOS_screensmem[1]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	511 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	512 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	513 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	514 }
287 e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com> Sam Lantinga <slouken@libsdl.org> parents: 281 diff changeset	515 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	516
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	517 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	518 modeflags \|= SDL_DOUBLEBUF;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	519 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	520
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	521 /* Allocate the new pixel format for the screen */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	522 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	523 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	524 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	525 return(NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	526 }
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 current->flags = modeflags;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	529 current->w = XBIOS_width = width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	530 current->h = XBIOS_height = height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	531 current->pitch = (width * new_depth)>>3;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	532
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	533 /* this is for C2P conversion */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	534 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	535
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	536 if (new_depth == 8)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	537 current->pixels = XBIOS_shadowscreen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	538 else
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	539 current->pixels = XBIOS_screens[0];
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 XBIOS_fbnum = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	542
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	543 /* Now set the video mode */
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	544 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	545 Setscreen(-1,XBIOS_screens[0],-1);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	546 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	547
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	548 switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	549 case VDO_ST:
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	550 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	551 Setscreen(-1,-1,new_video_mode->number);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	552 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	553 /* Reset palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	554 for (i=0;i<16;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	555 int c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	556
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	557 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	558 if ((i & 1) && (i<15))
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	559 c += (1<<4);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	560 if (i==14)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	561 c -= 1<<8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	562
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	563 TT_palette[i]= c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	564 }
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	565 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	566 Setpalette(TT_palette);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	567 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	568 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	569 case VDO_STE:
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	570 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	571 Setscreen(-1,-1,new_video_mode->number);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	572 #endif
281 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 }
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	581 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	582 Setpalette(TT_palette);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	583 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	584 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	585 case VDO_TT:
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	586 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	587 EsetShift(new_video_mode->number);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	588 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	589 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	590 case VDO_F30:
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	591 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	592 Vsetmode(new_video_mode->number);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	593 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	594 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	595 }
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 Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	598
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	599 this->UpdateRects = XBIOS_UpdateRects;
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 (current);
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 /* 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	605 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	606 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	607 return(-1);
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	610 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	611 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	612 return;
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	615 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	616 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	617 return(0);
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	620 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	621 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	622 return;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	623 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	624
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	625 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	626 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	627 SDL_Surface *surface;
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	628
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	629 surface = this->screen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	630
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	631 if ((surface->format->BitsPerPixel) == 8) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	632 void *destscr;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	633 int destx;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	634 int i;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	635
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	636 /* Center on destination screen */
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	637 destscr = XBIOS_screens[XBIOS_fbnum];
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	638 destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1);
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	639 destx = (XBIOS_width - surface->w) >> 1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	640 destx &= ~15;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	641 destscr += destx;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	642
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	643 for (i=0;i<numrects;i++) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	644 void source,destination;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	645 int x1,x2;
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 x1 = rects[i].x & ~15;
319 189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	648 x2 = rects[i].x+rects[i].w;
189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	649 if (x2 & 15) {
189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	650 x2 = (x2 \| 15) +1;
189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	651 }
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	652
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	653 source = surface->pixels;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	654 source += surface->pitch * rects[i].y;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	655 source += x1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	656
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	657 destination = destscr;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	658 destination += XBIOS_pitch * rects[i].y;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	659 destination += x1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	660
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	661 /* Convert chunky to planar screen */
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	662 SDL_Atari_C2pConvert(
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	663 source,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	664 destination,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	665 x2-x1,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	666 rects[i].h,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	667 XBIOS_doubleline,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	668 surface->pitch,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	669 XBIOS_pitch
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 }
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	672 }
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	673
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	674 #ifndef DEBUG_VIDEO_XBIOS
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	675 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	676 #endif
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	677 Vsync();
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	678
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	679 if ((surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	680 XBIOS_fbnum ^= 1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	681 if ((surface->format->BitsPerPixel) > 8) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	682 surface->pixels=XBIOS_screens[XBIOS_fbnum];
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	683 }
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	684 }
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	685 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	686
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	687 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	688 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	689 if ((surface->format->BitsPerPixel) == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	690 void *destscr;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	691 int destx;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	692
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	693 /* Center on destination screen */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	694 destscr = XBIOS_screens[XBIOS_fbnum];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	695 destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	696 destx = (XBIOS_width - surface->w) >> 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	697 destx &= ~15;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	698 destscr += destx;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	699
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	700 /* Convert chunky to planar screen */
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	701 #ifdef DEBUG_VIDEO_XBIOS
abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	702 printf("C2p:\n");
abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	703 printf(" Source: Adr=0x%08x, Pitch=%d\n", surface->pixels, surface->pitch);
abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	704 printf(" Dest: Adr=0x%08x, Pitch=%d\n", destscr, XBIOS_pitch);
abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	705 printf(" Size: %dx%d, dblline=%d\n", surface->w, surface->h, XBIOS_doubleline);
abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	706 fflush(stdout);
abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	707 #endif
abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	708 SDL_Atari_C2pConvert(
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	709 surface->pixels,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	710 destscr,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	711 surface->w,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	712 surface->h,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	713 XBIOS_doubleline,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	714 surface->pitch,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	715 XBIOS_pitch
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 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	718
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	719 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	720 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	721 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	722 Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	723
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	724 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	725 XBIOS_fbnum ^= 1;
2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1 Sam Lantinga <slouken@libsdl.org> parents: 297 diff changeset	726 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	727 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	728 }
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	729 }
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 return(0);
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	734 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	735 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	736 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	737 int r,v,b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	738
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	739 switch( XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	740 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	741 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	742 for (i=0;i<ncolors;i++)
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 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	745 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	746 b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	747
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	748 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	749 }
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	750 SDL_Atari_C2pConvert4_pal(TT_palette); /* convert the lighting */
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	751 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	752 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	753 for(i = 0; i < ncolors; i++)
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 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	756 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	757 b = colors[i].b;
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 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	760 }
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	761 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	762 EsetPalette(firstcolor,ncolors,TT_palette);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	763 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	764 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	765 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	766 for(i = 0; i < ncolors; i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	767 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	768 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	769 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	770 b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	771
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	772 F30_palette[i]=(r<<16)\|(v<<8)\|b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	773 }
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	774 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	775 VsetRGB(firstcolor,ncolors,F30_palette);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	776 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	777 break;
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	780 return(1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	781 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	782
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	783 /* 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	784 another SDL video routine -- notably UpdateRects.
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 static void XBIOS_VideoQuit(_THIS)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	787 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	788 int i,j;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	789
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	790 Atari_ShutdownEvents();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	791
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	792 /* Restore video mode and palette */
801 ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	793 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	794 switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	795 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	796 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	797 Setscreen(-1,XBIOS_oldvbase,XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	798 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	799 Setpalette(XBIOS_oldpalette);
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 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	802 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	803 Setscreen(-1,XBIOS_oldvbase,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	804 EsetShift(XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	805 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	806 EsetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	807 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	808 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	809 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	810 Setscreen(-1, XBIOS_oldvbase, -1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	811 Vsetmode(XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	812 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	813 VsetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	814 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	815 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	816 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	817 Vsync();
801 ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	818 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	819
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	820 if (XBIOS_oldpalette) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	821 free(XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	822 XBIOS_oldpalette=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	823 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	824 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	825
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	826 /* Free mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	827 for (j=0;j<NUM_MODELISTS;j++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	828 for (i=0;i<SDL_NUMMODES;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	829 if (SDL_modelist[j][i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	830 free(SDL_modelist[j][i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	831 SDL_modelist[j][i]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	832 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	833 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	834 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	835
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	836 this->screen->pixels = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	837 }

Mercurial > sdl-ios-xcode

annotate src/video/xbios/SDL_xbios.c @ 972:15a7d0c44e73