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

annotate src/video/xbios/SDL_xbios.c @ 978:3b1ba22f5a28

Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa

author	Patrice Mandin <patmandin@gmail.com>
date	Wed, 17 Nov 2004 23:13:15 +0000
parents	15a7d0c44e73
children	c9d1ade1fb0b

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
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	40 #ifdef HAVE_OPENGL
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	41 #include <GL/osmesa.h>
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	42 #endif
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	43
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	44 /* Mint includes */
557 0ce5a68278fd Updated Atari port for new system headers (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: 508 diff changeset	45 #include <mint/cookie.h>
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	46 #include <mint/osbind.h>
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	47 #include <mint/falcon.h>
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	48
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	49 #include "SDL.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	50 #include "SDL_error.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	51 #include "SDL_video.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	52 #include "SDL_mouse.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	53 #include "SDL_sysvideo.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	54 #include "SDL_pixels_c.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	55 #include "SDL_events_c.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	56
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	57 #include "SDL_ataric2p_s.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	58 #include "SDL_atarievents_c.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	59 #include "SDL_atarimxalloc_c.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	60 #include "SDL_xbios.h"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	61
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	62 #define XBIOS_VID_DRIVER_NAME "xbios"
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	63
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	64 /#define DEBUG_VIDEO_XBIOS 1/
abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	65
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	66 /* Initialization/Query functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	67 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	68 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	69 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	70 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	71 static void XBIOS_VideoQuit(_THIS);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	72
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	73 /* Hardware surface functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	74 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	75 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	76 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	77 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	78 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	79 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	80
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	81 #ifdef HAVE_OPENGL
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	82 /* OpenGL functions */
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	83 static int XBIOS_GL_LoadLibrary(_THIS, const char *path);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	84 static void XBIOS_GL_GetProcAddress(_THIS, const char proc);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	85 static int XBIOS_GL_GetAttribute(_THIS, SDL_GLattr attrib, int* value);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	86 static int XBIOS_GL_MakeCurrent(_THIS);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	87 static void XBIOS_GL_SwapBuffers(_THIS);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	88 #endif
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	89
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	90 /* List of video modes */
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 /* ST modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	93 static int xbiosnummodes_st=1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	94 static xbiosmode_t xbiosmodelist_st[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	95 {ST_LOW>>8,320,200,4,SDL_FALSE}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	96 };
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	97
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	98 /* TT modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	99 static int xbiosnummodes_tt=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	100 static xbiosmode_t xbiosmodelist_tt[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	101 {TT_LOW,320,480,8,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	102 {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	103 };
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	104
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	105 /* Falcon RVB modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	106 static int xbiosnummodes_f30rvb=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	107 static xbiosmode_t xbiosmodelist_f30rvb[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	108 {BPS16\|COL80\|OVERSCAN\|VERTFLAG,768,480,16,SDL_FALSE},
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	109 {BPS16\|OVERSCAN\|VERTFLAG,384,480,16,SDL_FALSE},
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	110 {BPS16\|COL80\|VERTFLAG,640,400,16,SDL_FALSE},
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	111 {BPS16\|VERTFLAG,320,400,16,SDL_FALSE},
972 15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	112 {BPS16\|COL80\|OVERSCAN,768,240,16,SDL_FALSE},
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	113 {BPS16\|OVERSCAN,384,240,16,SDL_FALSE},
972 15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	114 {BPS16\|COL80,640,200,16,SDL_FALSE},
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	115 {BPS16,320,200,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	116
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	117 {BPS8\|COL80\|OVERSCAN\|VERTFLAG,768,480,8,SDL_FALSE},
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	118 {BPS8\|OVERSCAN\|VERTFLAG,384,480,8,SDL_FALSE},
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	119 {BPS8\|COL80\|VERTFLAG,640,400,8,SDL_FALSE},
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	120 {BPS8\|VERTFLAG,320,400,8,SDL_FALSE},
972 15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	121 {BPS8\|COL80\|OVERSCAN,768,240,8,SDL_FALSE},
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	122 {BPS8\|OVERSCAN,384,240,8,SDL_FALSE},
972 15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	123 {BPS8\|COL80,640,200,8,SDL_FALSE},
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	124 {BPS8,320,200,8,SDL_FALSE}
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	127 /* Falcon VGA modes */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	128 static int xbiosnummodes_f30vga=6;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	129 static xbiosmode_t xbiosmodelist_f30vga[]={
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	130 {BPS16,320,480,16,SDL_FALSE},
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	131 {BPS16\|VERTFLAG,320,240,16,SDL_FALSE},
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 {BPS8\|COL80,640,480,8,SDL_FALSE},
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	134 {BPS8,320,480,8,SDL_FALSE},
972 15a7d0c44e73 Sort video modes by width then height Patrice Mandin <patmandin@gmail.com> parents: 801 diff changeset	135 {BPS8\|COL80\|VERTFLAG,640,240,8,SDL_FALSE},
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	136 {BPS8\|VERTFLAG,320,240,8,SDL_FALSE}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	137 };
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	138
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	139 /* To setup palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	140
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	141 static unsigned short TT_palette[256];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	142 static unsigned long F30_palette[256];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	143
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	144 /* Xbios driver bootstrap functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	145
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	146 static int XBIOS_Available(void)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	147 {
797 d0f1e34290d6 Milan and Hades Atari clones do not have an Atari video chip Patrice Mandin <patmandin@gmail.com> parents: 769 diff changeset	148 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	149
d0f1e34290d6 Milan and Hades Atari clones do not have an Atari video chip Patrice Mandin <patmandin@gmail.com> parents: 769 diff changeset	150 /* 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	151 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	152 (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	153 return 0;
d0f1e34290d6 Milan and Hades Atari clones do not have an Atari video chip Patrice Mandin <patmandin@gmail.com> parents: 769 diff changeset	154 }
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	155
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	156 /* Cookie _VDO present ? if not, assume ST machine */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	157 if (Getcookie(C__VDO, &cookie_vdo) != C_FOUND) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	158 cookie_vdo = VDO_ST << 16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	159 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	160
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	161 /* 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	162 switch( cookie_vdo >>16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	163 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	164 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	165 if ( Getrez() == (ST_HIGH>>8) )
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	166 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	167 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	168 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	169 if ( (EgetShift() & ES_MODE) == TT_HIGH)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	170 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	171 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	172 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	173 if ( Montype() == MONITOR_MONO)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	174 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	175 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	176 default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	177 return 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	178 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	179
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	180 return 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	181 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	182
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	183 static void XBIOS_DeleteDevice(SDL_VideoDevice *device)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	184 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	185 free(device->hidden);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	186 free(device);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	187 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	188
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	189 static SDL_VideoDevice *XBIOS_CreateDevice(int devindex)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	190 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	191 SDL_VideoDevice *device;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	192
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	193 /* Initialize all variables that we clean on shutdown */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	194 device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	195 if ( device ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	196 memset(device, 0, (sizeof *device));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	197 device->hidden = (struct SDL_PrivateVideoData *)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	198 malloc((sizeof *device->hidden));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	199 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	200 if ( (device == NULL) \|\| (device->hidden == NULL) ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	201 SDL_OutOfMemory();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	202 if ( device ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	203 free(device);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	204 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	205 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	206 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	207 memset(device->hidden, 0, (sizeof *device->hidden));
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 /* Video functions */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	210 device->VideoInit = XBIOS_VideoInit;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	211 device->ListModes = XBIOS_ListModes;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	212 device->SetVideoMode = XBIOS_SetVideoMode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	213 device->SetColors = XBIOS_SetColors;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	214 device->UpdateRects = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	215 device->VideoQuit = XBIOS_VideoQuit;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	216 device->AllocHWSurface = XBIOS_AllocHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	217 device->LockHWSurface = XBIOS_LockHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	218 device->UnlockHWSurface = XBIOS_UnlockHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	219 device->FlipHWSurface = XBIOS_FlipHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	220 device->FreeHWSurface = XBIOS_FreeHWSurface;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	221
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	222 #ifdef HAVE_OPENGL
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	223 /* OpenGL functions */
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	224 device->GL_LoadLibrary = XBIOS_GL_LoadLibrary;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	225 device->GL_GetProcAddress = XBIOS_GL_GetProcAddress;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	226 device->GL_GetAttribute = XBIOS_GL_GetAttribute;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	227 device->GL_MakeCurrent = XBIOS_GL_MakeCurrent;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	228 device->GL_SwapBuffers = XBIOS_GL_SwapBuffers;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	229 #endif
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	230
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	231 /* Events */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	232 device->InitOSKeymap = Atari_InitOSKeymap;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	233 device->PumpEvents = Atari_PumpEvents;
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 device->free = XBIOS_DeleteDevice;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	236
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	237 return device;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	238 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	239
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	240 VideoBootStrap XBIOS_bootstrap = {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	241 XBIOS_VID_DRIVER_NAME, "Atari Xbios driver",
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	242 XBIOS_Available, XBIOS_CreateDevice
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	243 };
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	244
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	245 static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	246 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	247 int i,j8,j16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	248 xbiosmode_t *current_mode;
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 /* Initialize all variables that we clean on shutdown */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	251 memset (SDL_modelist, 0, sizeof(SDL_modelist));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	252
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	253 /* Cookie _VDO present ? if not, assume ST machine */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	254 if (Getcookie(C__VDO, &XBIOS_cvdo) != C_FOUND) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	255 XBIOS_cvdo = VDO_ST << 16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	256 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	257
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	258 /* Allocate memory for old palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	259 XBIOS_oldpalette = (void )malloc(256sizeof(long));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	260 if ( !XBIOS_oldpalette ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	261 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	262 return(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	263 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	264
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	265 /* Initialize video mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	266 /* 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	267
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	268 switch (XBIOS_cvdo >>16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	269 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	270 case VDO_STE:
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 short *oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	273
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	274 XBIOS_nummodes=xbiosnummodes_st;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	275 XBIOS_modelist=xbiosmodelist_st;
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 XBIOS_oldvbase=Physbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	278 XBIOS_oldvmode=Getrez();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	279 switch(XBIOS_oldvmode << 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	280 case ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	281 XBIOS_oldnumcol=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	282 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	283 case ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	284 XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	285 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	286 case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	287 XBIOS_oldnumcol=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	288 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	289 default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	290 XBIOS_oldnumcol=0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	291 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	292 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	293
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	294 oldpalette= (short *) XBIOS_oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	295 for (i=0;i<XBIOS_oldnumcol;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	296 *oldpalette++=Setcolor(i,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	297 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	298
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	299 vformat->BitsPerPixel = 8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	300 }
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 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	303 XBIOS_nummodes=xbiosnummodes_tt;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	304 XBIOS_modelist=xbiosmodelist_tt;
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 XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	307 XBIOS_oldvmode=EgetShift();
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 switch(XBIOS_oldvmode & ES_MODE) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	310 case TT_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	311 XBIOS_oldnumcol=256;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	312 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	313 case ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	314 case TT_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	315 XBIOS_oldnumcol=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	316 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	317 case ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	318 XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	319 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	320 case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	321 case TT_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	322 XBIOS_oldnumcol=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	323 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	324 default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	325 XBIOS_oldnumcol=0;
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 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	329 EgetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	332 vformat->BitsPerPixel = 8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	333 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	334 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	335 switch (Montype())
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	336 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	337 case MONITOR_MONO:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	338 /* Not usable */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	339 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	340 case MONITOR_RGB:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	341 case MONITOR_TV:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	342 XBIOS_nummodes = xbiosnummodes_f30rvb;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	343 XBIOS_modelist = xbiosmodelist_f30rvb;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	344 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	345 case MONITOR_VGA:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	346 XBIOS_nummodes = xbiosnummodes_f30vga;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	347 XBIOS_modelist = xbiosmodelist_f30vga;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	348 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	349 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	350 XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	351 XBIOS_oldvmode=Vsetmode(-1);
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 XBIOS_oldnumcol= 1<< (1 << (XBIOS_oldvmode & NUMCOLS));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	354 if (XBIOS_oldnumcol > 256) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	355 XBIOS_oldnumcol = 0;
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 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	358 VgetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	359 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	360
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	361 vformat->BitsPerPixel = 16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	362
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	363 /* Keep vga/rvb, and pal/ntsc bits */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	364 current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	365 for (i=0;i<XBIOS_nummodes;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	366 Uint16 newvmode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	367
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	368 newvmode = current_mode->number;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	369 newvmode &= ~(VGA\|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	370 newvmode \|= XBIOS_oldvmode & (VGA\|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	371 current_mode->number = newvmode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	372
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	373 current_mode++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	374 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	375
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	376 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	377 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	378
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	379 current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	380 j8 = j16 = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	381 for (i=0;i<XBIOS_nummodes;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	382 switch (current_mode->depth) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	383 case 4:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	384 case 8:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	385 SDL_modelist[0][j8] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	386 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	387 SDL_modelist[0][j8]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	388 SDL_modelist[0][j8]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	389 XBIOS_videomodes[0][j8]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	390 current_mode++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	391 j8++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	392 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	393 case 16:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	394 SDL_modelist[1][j16] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	395 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	396 SDL_modelist[1][j16]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	397 SDL_modelist[1][j16]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	398 XBIOS_videomodes[1][j16]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	399 current_mode++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	400 j16++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	401 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	402 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	403 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	404 SDL_modelist[0][j8] = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	405 SDL_modelist[1][j16] = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	406
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	407 XBIOS_screens[0]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	408 XBIOS_screens[1]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	409 XBIOS_shadowscreen=NULL;
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 /* Update hardware info */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	412 this->info.hw_available = 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	413 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	414
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	415 /* Init chunky to planar routine */
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	416 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8;
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	417
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	418 #ifdef HAVE_OPENGL
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	419 this->gl_config.driver_loaded = 1;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	420 #endif
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	421
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	422 /* We're done! */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	423 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	424 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	425
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	426 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	427 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	428 /* 8 bits -> list 0 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	429 /* 16 bits -> list 1 */
712 8be92df64b22 Finally bugfixed: the simpler the better Patrice Mandin <patmandin@gmail.com> parents: 711 diff changeset	430 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	431 return NULL;
8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function Patrice Mandin <patmandin@gmail.com> parents: 598 diff changeset	432 }
8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function Patrice Mandin <patmandin@gmail.com> parents: 598 diff changeset	433
712 8be92df64b22 Finally bugfixed: the simpler the better Patrice Mandin <patmandin@gmail.com> parents: 711 diff changeset	434 return(SDL_modelist[(format->BitsPerPixel)>>4]);
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	435 }
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 static void XBIOS_FreeBuffers(_THIS)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	438 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	439 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	440
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	441 #ifdef HAVE_OPENGL
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	442 /* Shutdown OpenGL context */
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	443 if (XBIOS_ctx) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	444 OSMesaDestroyContext(XBIOS_ctx);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	445 XBIOS_ctx = NULL;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	446 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	447 #endif
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	448
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	449 for (i=0;i<2;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	450 if (XBIOS_screensmem[i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	451 Mfree(XBIOS_screensmem[i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	452 XBIOS_screensmem[i]=NULL;
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 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	455
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	456 if (XBIOS_shadowscreen!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	457 Mfree(XBIOS_shadowscreen);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	458 XBIOS_shadowscreen=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	459 }
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	462 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	463 int width, int height, int bpp, Uint32 flags)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	464 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	465 int mode, new_depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	466 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	467 xbiosmode_t *new_video_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	468 Uint32 new_screen_size;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	469 Uint32 modeflags;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	470
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	471 /* Free current buffers */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	472 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	473
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	474 /* 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	475 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	476 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	477 }
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly Patrice Mandin <patmandin@gmail.com> parents: 797 diff changeset	478 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	479
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	480 /* Search if the mode exists (width, height, bpp) */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	481 for ( mode=0; SDL_modelist[bpp][mode]; ++mode ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	482 if ( (SDL_modelist[bpp][mode]->w == width) &&
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	483 (SDL_modelist[bpp][mode]->h == height) ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	484
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	485 break;
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 if ( SDL_modelist[bpp][mode] == NULL ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	489 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	490 return(NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	491 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	492
508 9ff7e90aaa94 Fixed gamma correction in Atari video drivers (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: 319 diff changeset	493 modeflags = SDL_FULLSCREEN;
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	494
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	495 /* 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	496 new_video_mode = XBIOS_videomodes[bpp][mode];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	497 new_depth = new_video_mode->depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	498 if (new_depth == 4) {
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	499 SDL_Atari_C2pConvert = SDL_Atari_C2pConvert4;
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	500 new_depth=8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	501 modeflags \|= SDL_SWSURFACE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	502 } else if (new_depth == 8) {
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	503 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	504 modeflags \|= SDL_SWSURFACE\|SDL_HWPALETTE;
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	505 } else {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	506 modeflags \|= SDL_HWSURFACE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	507 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	508
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	509 new_screen_size = width * height * ((new_depth)>>3);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	510 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	511
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	512 if (new_depth == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	513 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	514
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	515 if (XBIOS_shadowscreen == NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	516 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	517 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	518 }
287 e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com> Sam Lantinga <slouken@libsdl.org> parents: 281 diff changeset	519 memset(XBIOS_shadowscreen, 0, new_screen_size);
281 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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	522 /* 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	523 XBIOS_doubleline = SDL_FALSE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	524 if (new_video_mode->doubleline) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	525 new_screen_size <<= 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	526 XBIOS_doubleline = SDL_TRUE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	527 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	528
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	529 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	530
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	531 if (XBIOS_screensmem[0]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	532 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	533 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	534 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	535 }
287 e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com> Sam Lantinga <slouken@libsdl.org> parents: 281 diff changeset	536 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	537
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	538 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	539
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	540 #ifdef HAVE_OPENGL
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	541 if (flags & SDL_OPENGL) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	542 if (this->gl_config.double_buffer) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	543 flags \|= SDL_DOUBLEBUF;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	544 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	545 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	546 #endif
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	547
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	548 /* Double buffer ? */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	549 if (flags & SDL_DOUBLEBUF) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	550 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	551
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	552 if (XBIOS_screensmem[1]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	553 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	554 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	555 return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	556 }
287 e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com> Sam Lantinga <slouken@libsdl.org> parents: 281 diff changeset	557 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	558
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	559 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	560 modeflags \|= SDL_DOUBLEBUF;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	561 }
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 /* Allocate the new pixel format for the screen */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	564 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	565 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	566 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	567 return(NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	568 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	569
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	570 current->w = XBIOS_width = width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	571 current->h = XBIOS_height = height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	572 current->pitch = (width * new_depth)>>3;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	573
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	574 /* this is for C2P conversion */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	575 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	576
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	577 if (new_depth == 8)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	578 current->pixels = XBIOS_shadowscreen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	579 else
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	580 current->pixels = XBIOS_screens[0];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	581
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	582 XBIOS_fbnum = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	583
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	584 #ifdef HAVE_OPENGL
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	585 if (flags & SDL_OPENGL) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	586 GLenum format;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	587
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	588 /* Init OpenGL context using OSMesa */
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	589 if (new_depth == 8) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	590 format = OSMESA_COLOR_INDEX;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	591 } else {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	592 format = OSMESA_RGB_565;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	593 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	594
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	595 XBIOS_ctx = OSMesaCreateContextExt( format, this->gl_config.depth_size,
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	596 this->gl_config.stencil_size, this->gl_config.accum_red_size +
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	597 this->gl_config.accum_green_size + this->gl_config.accum_blue_size +
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	598 this->gl_config.accum_alpha_size, NULL );
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	599 if (!XBIOS_ctx) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	600 XBIOS_FreeBuffers(this);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	601 SDL_SetError("OSMesaCreateContext failed");
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	602 return(NULL);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	603 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	604
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	605 modeflags \|= SDL_OPENGL;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	606 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	607 #endif
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	608
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	609 current->flags = modeflags;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	610
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	611 /* Now set the video mode */
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	612 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	613 Setscreen(-1,XBIOS_screens[0],-1);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	614 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	615
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	616 switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	617 case VDO_ST:
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	618 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	619 Setscreen(-1,-1,new_video_mode->number);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	620 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	621 /* Reset palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	622 for (i=0;i<16;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	623 int c;
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 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	626 if ((i & 1) && (i<15))
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	627 c += (1<<4);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	628 if (i==14)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	629 c -= 1<<8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	630
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	631 TT_palette[i]= c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	632 }
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	633 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	634 Setpalette(TT_palette);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	635 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	636 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	637 case VDO_STE:
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	638 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	639 Setscreen(-1,-1,new_video_mode->number);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	640 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	641 /* Reset palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	642 for (i=0;i<16;i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	643 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	644 int c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	645
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	646 c=((i&1)<<3)\|((i>>1)&7);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	647 TT_palette[i]=(c<<8)\|(c<<4)\|c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	648 }
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	649 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	650 Setpalette(TT_palette);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	651 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	652 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	653 case VDO_TT:
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	654 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	655 EsetShift(new_video_mode->number);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	656 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	657 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	658 case VDO_F30:
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	659 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	660 Vsetmode(new_video_mode->number);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	661 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	662 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	663 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	664
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	665 Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	666
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	667 this->UpdateRects = XBIOS_UpdateRects;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	668
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	669 return (current);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	670 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	671
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	672 /* 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	673 static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	674 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	675 return(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	676 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	677
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	678 static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	679 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	680 return;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	681 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	682
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	683 static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	684 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	685 return(0);
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	688 static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	689 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	690 return;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	691 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	692
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	693 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	694 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	695 SDL_Surface *surface;
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	696
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	697 surface = this->screen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	698
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	699 if ((surface->format->BitsPerPixel) == 8) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	700 void *destscr;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	701 int destx;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	702 int i;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	703
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	704 /* Center on destination screen */
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	705 destscr = XBIOS_screens[XBIOS_fbnum];
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	706 destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1);
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	707 destx = (XBIOS_width - surface->w) >> 1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	708 destx &= ~15;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	709 destscr += destx;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	710
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	711 for (i=0;i<numrects;i++) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	712 void source,destination;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	713 int x1,x2;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	714
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	715 x1 = rects[i].x & ~15;
319 189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	716 x2 = rects[i].x+rects[i].w;
189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	717 if (x2 & 15) {
189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	718 x2 = (x2 \| 15) +1;
189a6a3416c7 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 314 diff changeset	719 }
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	720
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	721 source = surface->pixels;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	722 source += surface->pitch * rects[i].y;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	723 source += x1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	724
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	725 destination = destscr;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	726 destination += XBIOS_pitch * rects[i].y;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	727 destination += x1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	728
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	729 /* Convert chunky to planar screen */
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	730 SDL_Atari_C2pConvert(
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	731 source,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	732 destination,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	733 x2-x1,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	734 rects[i].h,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	735 XBIOS_doubleline,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	736 surface->pitch,
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	737 XBIOS_pitch
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	738 );
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	739 }
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	740 }
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	741
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	742 #ifndef DEBUG_VIDEO_XBIOS
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	743 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	744 #endif
314 bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	745 Vsync();
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	746
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	747 if ((surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	748 XBIOS_fbnum ^= 1;
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	749 if ((surface->format->BitsPerPixel) > 8) {
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	750 surface->pixels=XBIOS_screens[XBIOS_fbnum];
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	751 }
bff64eba7721 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 311 diff changeset	752 }
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	753 }
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 static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	756 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	757 if ((surface->format->BitsPerPixel) == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	758 void *destscr;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	759 int destx;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	760
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	761 /* Center on destination screen */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	762 destscr = XBIOS_screens[XBIOS_fbnum];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	763 destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	764 destx = (XBIOS_width - surface->w) >> 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	765 destx &= ~15;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	766 destscr += destx;
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 /* Convert chunky to planar screen */
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	769 SDL_Atari_C2pConvert(
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	770 surface->pixels,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	771 destscr,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	772 surface->w,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	773 surface->h,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	774 XBIOS_doubleline,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	775 surface->pitch,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	776 XBIOS_pitch
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	777 );
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
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	780 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	781 Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	782 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	783 Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	784
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	785 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	786 XBIOS_fbnum ^= 1;
2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1 Sam Lantinga <slouken@libsdl.org> parents: 297 diff changeset	787 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	788 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	789 }
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	790 }
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 return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	793 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	794
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	795 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	796 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	797 int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	798 int r,v,b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	799
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	800 switch( XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	801 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	802 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	803 for (i=0;i<ncolors;i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	804 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	805 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	806 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	807 b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	808
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	809 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	810 }
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	811 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	812 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	813 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	814 for(i = 0; i < ncolors; i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	815 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	816 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	817 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	818 b = colors[i].b;
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 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	821 }
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	822 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	823 EsetPalette(firstcolor,ncolors,TT_palette);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	824 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	825 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	826 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	827 for(i = 0; i < ncolors; i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	828 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	829 r = colors[i].r;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	830 v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	831 b = colors[i].b;
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 F30_palette[i]=(r<<16)\|(v<<8)\|b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	834 }
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	835 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	836 VsetRGB(firstcolor,ncolors,F30_palette);
735 abec2a842d11 Use new C2P routine Patrice Mandin <patmandin@gmail.com> parents: 712 diff changeset	837 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	838 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	839 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	840
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	841 return(1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	842 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	843
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	844 /* 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	845 another SDL video routine -- notably UpdateRects.
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	846 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	847 static void XBIOS_VideoQuit(_THIS)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	848 {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	849 int i,j;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	850
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	851 Atari_ShutdownEvents();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	852
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	853 /* 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	854 #ifndef DEBUG_VIDEO_XBIOS
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	855 switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	856 case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	857 case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	858 Setscreen(-1,XBIOS_oldvbase,XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	859 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	860 Setpalette(XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	861 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	862 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	863 case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	864 Setscreen(-1,XBIOS_oldvbase,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	865 EsetShift(XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	866 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	867 EsetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	868 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	869 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	870 case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	871 Setscreen(-1, XBIOS_oldvbase, -1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	872 Vsetmode(XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	873 if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	874 VsetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	875 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	876 break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	877 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	878 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	879 #endif
281 c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	880
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	881 if (XBIOS_oldpalette) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	882 free(XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	883 XBIOS_oldpalette=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	884 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	885 XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	886
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	887 /* Free mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	888 for (j=0;j<NUM_MODELISTS;j++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	889 for (i=0;i<SDL_NUMMODES;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	890 if (SDL_modelist[j][i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	891 free(SDL_modelist[j][i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	892 SDL_modelist[j][i]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	893 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	894 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	895 }
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	896
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	897 this->screen->pixels = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!) Sam Lantinga <slouken@libsdl.org> parents: diff changeset	898 }
978 3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	899
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	900 #ifdef HAVE_OPENGL
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	901
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	902 /* OpenGL functions */
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	903 static int XBIOS_GL_LoadLibrary(_THIS, const char *path)
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	904 {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	905 /* Library is always opened */
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	906 this->gl_config.driver_loaded = 1;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	907
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	908 return 0;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	909 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	910
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	911 static void XBIOS_GL_GetProcAddress(_THIS, const char proc)
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	912 {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	913 void *func = NULL;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	914
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	915 if (XBIOS_ctx != NULL) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	916 func = OSMesaGetProcAddress(proc);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	917 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	918
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	919 return func;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	920 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	921
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	922 static int XBIOS_GL_GetAttribute(_THIS, SDL_GLattr attrib, int* value)
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	923 {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	924 GLenum mesa_attrib;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	925 SDL_Surface *surface;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	926
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	927 if (XBIOS_ctx == NULL) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	928 return -1;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	929 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	930
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	931 switch(attrib) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	932 case SDL_GL_RED_SIZE:
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	933 mesa_attrib = GL_RED_BITS;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	934 break;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	935 case SDL_GL_GREEN_SIZE:
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	936 mesa_attrib = GL_GREEN_BITS;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	937 break;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	938 case SDL_GL_BLUE_SIZE:
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	939 mesa_attrib = GL_BLUE_BITS;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	940 break;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	941 case SDL_GL_ALPHA_SIZE:
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	942 mesa_attrib = GL_ALPHA_BITS;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	943 break;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	944 case SDL_GL_DOUBLEBUFFER:
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	945 surface = this->screen;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	946 *value = ((surface->flags & SDL_DOUBLEBUF)==SDL_DOUBLEBUF);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	947 return 0;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	948 case SDL_GL_DEPTH_SIZE:
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	949 mesa_attrib = GL_DEPTH_BITS;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	950 break;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	951 case SDL_GL_STENCIL_SIZE:
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	952 mesa_attrib = GL_STENCIL_BITS;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	953 break;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	954 case SDL_GL_ACCUM_RED_SIZE:
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	955 mesa_attrib = GL_ACCUM_RED_BITS;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	956 break;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	957 case SDL_GL_ACCUM_GREEN_SIZE:
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	958 mesa_attrib = GL_ACCUM_GREEN_BITS;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	959 break;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	960 case SDL_GL_ACCUM_BLUE_SIZE:
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	961 mesa_attrib = GL_ACCUM_BLUE_BITS;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	962 break;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	963 case SDL_GL_ACCUM_ALPHA_SIZE:
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	964 mesa_attrib = GL_ACCUM_ALPHA_BITS;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	965 break;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	966 default :
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	967 return -1;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	968 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	969
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	970 glGetIntegerv(mesa_attrib, value);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	971 return 0;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	972 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	973
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	974 static int XBIOS_GL_MakeCurrent(_THIS)
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	975 {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	976 SDL_Surface *surface;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	977 GLenum type;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	978
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	979 if (XBIOS_ctx == NULL) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	980 return -1;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	981 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	982
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	983 surface = this->screen;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	984 if ((surface->format->BitsPerPixel) == 8) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	985 type = GL_UNSIGNED_BYTE;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	986 } else {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	987 type = GL_UNSIGNED_SHORT_5_6_5;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	988 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	989
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	990 if (!OSMesaMakeCurrent(XBIOS_ctx, surface->pixels, type, surface->w, surface->h)) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	991 SDL_SetError("Can not make OpenGL context current");
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	992 return -1;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	993 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	994
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	995 return 0;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	996 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	997
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	998 static void XBIOS_GL_SwapBuffers(_THIS)
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	999 {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	1000 if (XBIOS_ctx == NULL) {
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	1001 return;
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	1002 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	1003
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	1004 XBIOS_FlipHWSurface(this, this->screen);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	1005 XBIOS_GL_MakeCurrent(this);
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	1006 }
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	1007
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa Patrice Mandin <patmandin@gmail.com> parents: 972 diff changeset	1008 #endif

Mercurial > sdl-ios-xcode

annotate src/video/xbios/SDL_xbios.c @ 978:3b1ba22f5a28