src/video/xbios/SDL_xbios.c
author Patrice Mandin <patmandin@gmail.com>
Mon, 06 Jun 2005 16:36:18 +0000
changeset 1071 24470ffe8ee4
parent 1064 fba6b67b4d60
child 1084 b0887c870403
permissions -rw-r--r--
SDL will center surface on screen for us
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2004 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Library General Public
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    License as published by the Free Software Foundation; either
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    version 2 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Library General Public License for more details.
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    You should have received a copy of the GNU Library General Public
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    License along with this library; if not, write to the Free
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    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#ifdef SAVE_RCSID
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static char rcsid =
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 "@(#) $Id$";
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#endif
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/*
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 * Xbios SDL video driver
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 * 
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 * Patrice Mandin
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 */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <unistd.h>
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/* Mint includes */
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#include <mint/cookie.h>
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#include <mint/osbind.h>
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#include <mint/falcon.h>
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#include "SDL.h"
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#include "SDL_error.h"
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#include "SDL_video.h"
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#include "SDL_mouse.h"
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#include "SDL_sysvideo.h"
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#include "SDL_pixels_c.h"
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#include "SDL_events_c.h"
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#include "SDL_ataric2p_s.h"
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#include "SDL_atarievents_c.h"
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#include "SDL_atarimxalloc_c.h"
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#include "SDL_atarigl_c.h"
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#include "SDL_xbios.h"
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#include "SDL_xbios_blowup.h"
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#include "SDL_xbios_centscreen.h"
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#include "SDL_xbios_sb3.h"
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#define XBIOS_VID_DRIVER_NAME "xbios"
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/* Debug print info */
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#if 0
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#define DEBUG_PRINT(what) \
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	{ \
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		printf what; \
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	}
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#define DEBUG_VIDEO_XBIOS 1
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#else
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#define DEBUG_PRINT(what)
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#undef DEBUG_VIDEO_XBIOS
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#endif
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/* Initialization/Query functions */
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static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat);
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static SDL_Rect **XBIOS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
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static SDL_Surface *XBIOS_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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static int XBIOS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors);
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static void XBIOS_VideoQuit(_THIS);
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/* Hardware surface functions */
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static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface);
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static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface);
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static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface);
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static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface);
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static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface);
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static void XBIOS_UpdateRects(_THIS, int numrects, SDL_Rect *rects);
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#ifdef HAVE_OPENGL
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/* OpenGL functions */
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static void XBIOS_GL_SwapBuffers(_THIS);
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#endif
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/* To setup palette */
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static unsigned short	TT_palette[256];
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static unsigned long	F30_palette[256];
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/* Xbios driver bootstrap functions */
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static int XBIOS_Available(void)
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{
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	unsigned long cookie_vdo, cookie_mil, cookie_hade, cookie_scpn;
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	/* Milan/Hades Atari clones do not have an Atari video chip */
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	if ( (Getcookie(C__MIL, &cookie_mil) == C_FOUND) ||
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		(Getcookie(C_hade, &cookie_hade) == C_FOUND) ) {
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		return 0;
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	}
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	/* Cookie _VDO present ? if not, assume ST machine */
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	if (Getcookie(C__VDO, &cookie_vdo) != C_FOUND) {
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		cookie_vdo = VDO_ST << 16;
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	}
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	/* Test if we have a monochrome monitor plugged in */
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	switch( cookie_vdo >>16) {
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		case VDO_ST:
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		case VDO_STE:
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			if ( Getrez() == (ST_HIGH>>8) )
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				return 0;
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			break;
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		case VDO_TT:
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			if ( (EgetShift() & ES_MODE) == TT_HIGH)
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				return 0;
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			break;
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		case VDO_F30:
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			if ( Montype() == MONITOR_MONO)
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				return 0;
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			if (Getcookie(C_SCPN, &cookie_scpn) == C_FOUND) {
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				if (!SDL_XBIOS_SB3Usable((scpn_cookie_t *)cookie_scpn)) {
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					return 0;
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				}
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   136
			}
281
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			break;
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		default:
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			return 0;
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	}
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	return 1;
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   143
}
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static void XBIOS_DeleteDevice(SDL_VideoDevice *device)
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{
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	free(device->hidden);
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	free(device);
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   149
}
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static SDL_VideoDevice *XBIOS_CreateDevice(int devindex)
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{
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	SDL_VideoDevice *device;
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	/* Initialize all variables that we clean on shutdown */
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	device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice));
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	if ( device ) {
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		memset(device, 0, (sizeof *device));
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		device->hidden = (struct SDL_PrivateVideoData *)
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				malloc((sizeof *device->hidden));
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		device->gl_data = (struct SDL_PrivateGLData *)
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				malloc((sizeof *device->gl_data));
281
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   163
	}
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	if ( (device == NULL) || (device->hidden == NULL) ) {
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		SDL_OutOfMemory();
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   166
		if ( device ) {
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   167
			free(device);
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   168
		}
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		return(0);
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   170
	}
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	memset(device->hidden, 0, (sizeof *device->hidden));
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   172
	memset(device->gl_data, 0, sizeof(*device->gl_data));
281
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	/* Video functions */
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	device->VideoInit = XBIOS_VideoInit;
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	device->ListModes = XBIOS_ListModes;
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	device->SetVideoMode = XBIOS_SetVideoMode;
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   178
	device->SetColors = XBIOS_SetColors;
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   179
	device->UpdateRects = NULL;
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	device->VideoQuit = XBIOS_VideoQuit;
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	device->AllocHWSurface = XBIOS_AllocHWSurface;
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	device->LockHWSurface = XBIOS_LockHWSurface;
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   183
	device->UnlockHWSurface = XBIOS_UnlockHWSurface;
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   184
	device->FlipHWSurface = XBIOS_FlipHWSurface;
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   185
	device->FreeHWSurface = XBIOS_FreeHWSurface;
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   186
978
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   187
#ifdef HAVE_OPENGL
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   188
	/* OpenGL functions */
989
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   189
	device->GL_LoadLibrary = SDL_AtariGL_LoadLibrary;
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   190
	device->GL_GetProcAddress = SDL_AtariGL_GetProcAddress;
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diff changeset
   191
	device->GL_GetAttribute = SDL_AtariGL_GetAttribute;
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diff changeset
   192
	device->GL_MakeCurrent = SDL_AtariGL_MakeCurrent;
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diff changeset
   193
	device->GL_SwapBuffers = XBIOS_GL_SwapBuffers;
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diff changeset
   194
#endif
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diff changeset
   195
281
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   196
	/* Events */
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   197
	device->InitOSKeymap = Atari_InitOSKeymap;
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   198
	device->PumpEvents = Atari_PumpEvents;
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   199
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   200
	device->free = XBIOS_DeleteDevice;
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   201
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   202
	return device;
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diff changeset
   203
}
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   204
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   205
VideoBootStrap XBIOS_bootstrap = {
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diff changeset
   206
	XBIOS_VID_DRIVER_NAME, "Atari Xbios driver",
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diff changeset
   207
	XBIOS_Available, XBIOS_CreateDevice
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diff changeset
   208
};
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   209
1042
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   210
void SDL_XBIOS_AddMode(_THIS, Uint16 modecode, Uint16 width, Uint16 height,
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   211
	Uint16 depth, SDL_bool flags)
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   212
{
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   213
	int i, curpos;
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   214
	xbiosmode_t *current_mode;
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diff changeset
   215
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diff changeset
   216
	/* Check if mode already exists */
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diff changeset
   217
	if (XBIOS_modelist) {
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diff changeset
   218
		current_mode = XBIOS_modelist;
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diff changeset
   219
		for (i=0;i<XBIOS_nummodes; i++, current_mode++) {
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
   220
			if (current_mode->width != width)
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
   221
				continue;
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diff changeset
   222
			if (current_mode->height != height)
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
   223
				continue;
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diff changeset
   224
			if (current_mode->depth != depth)
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
   225
				continue;
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diff changeset
   226
			return;
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diff changeset
   227
		}
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diff changeset
   228
	}
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diff changeset
   229
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diff changeset
   230
	++XBIOS_nummodes;
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diff changeset
   231
	XBIOS_modelist = (xbiosmode_t *) realloc(XBIOS_modelist, XBIOS_nummodes * sizeof(xbiosmode_t));
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diff changeset
   232
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diff changeset
   233
	/* Keep the list sorted: bpp, width, height */
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diff changeset
   234
	curpos=0;
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diff changeset
   235
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diff changeset
   236
	for(i=0; i<XBIOS_nummodes-1; i++) {
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diff changeset
   237
		if (XBIOS_modelist[i].depth <= depth) {
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diff changeset
   238
			if (XBIOS_modelist[i].width < width) {
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diff changeset
   239
				break;
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diff changeset
   240
			} else if (XBIOS_modelist[i].width == width) {
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diff changeset
   241
				if (XBIOS_modelist[i].height <= height) {
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diff changeset
   242
					break;
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diff changeset
   243
				}
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diff changeset
   244
			}
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diff changeset
   245
		}
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diff changeset
   246
		curpos++;
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diff changeset
   247
	}
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diff changeset
   248
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   249
	/* Push remaining modes further */
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diff changeset
   250
	for(i=XBIOS_nummodes-1; i>curpos; i--) {
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diff changeset
   251
		memcpy(&XBIOS_modelist[i], &XBIOS_modelist[i-1], sizeof(xbiosmode_t));
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diff changeset
   252
	}
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diff changeset
   253
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   254
	XBIOS_modelist[curpos].number = modecode;
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diff changeset
   255
	XBIOS_modelist[curpos].width = width;
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diff changeset
   256
	XBIOS_modelist[curpos].height = height;
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diff changeset
   257
	XBIOS_modelist[curpos].depth = depth;
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diff changeset
   258
	XBIOS_modelist[curpos].doubleline = flags;
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diff changeset
   259
}
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diff changeset
   260
281
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   261
static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat)
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parents:
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   262
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   263
	int i,j8,j16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   264
	xbiosmode_t *current_mode;
1061
5023cde12cbd Add Falcon Centscreen extension support
Patrice Mandin <patmandin@gmail.com>
parents: 1043
diff changeset
   265
	unsigned long cookie_blow, cookie_scpn, cookie_cnts;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   266
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   267
	/* Initialize all variables that we clean on shutdown */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   268
	memset (SDL_modelist, 0, sizeof(SDL_modelist));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   269
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   270
	/* Cookie _VDO present ? if not, assume ST machine */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   271
	if (Getcookie(C__VDO, &XBIOS_cvdo) != C_FOUND) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   272
		XBIOS_cvdo = VDO_ST << 16;
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   275
	/* Allocate memory for old palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   276
	XBIOS_oldpalette = (void *)malloc(256*sizeof(long));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   277
	if ( !XBIOS_oldpalette ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   278
		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
   279
		return(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   280
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   282
	/* Initialize video mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   283
	/* and save current screen status (palette, screen address, video mode) */
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   284
	XBIOS_nummodes = 0;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   285
	XBIOS_modelist = NULL;
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   286
	XBIOS_centscreen = SDL_FALSE;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   287
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   288
	switch (XBIOS_cvdo >>16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   289
		case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   290
		case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   291
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   292
				short *oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   293
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   294
				SDL_XBIOS_AddMode(this, ST_LOW>>8,320,200,4,SDL_FALSE);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   295
			
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   296
				XBIOS_oldvbase=Physbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   297
				XBIOS_oldvmode=Getrez();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   298
				switch(XBIOS_oldvmode << 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   299
					case ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   300
						XBIOS_oldnumcol=16;
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 ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   303
						XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   304
						break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   305
					case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   306
						XBIOS_oldnumcol=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   307
						break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   308
					default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   309
						XBIOS_oldnumcol=0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   310
						break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   311
				}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   312
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   313
				oldpalette= (short *) XBIOS_oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   314
				for (i=0;i<XBIOS_oldnumcol;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   315
					*oldpalette++=Setcolor(i,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   316
				}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   317
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   318
				vformat->BitsPerPixel = 8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   319
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   320
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   321
		case VDO_TT:
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   322
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   323
			SDL_XBIOS_AddMode(this, TT_LOW,320,480,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   324
			/* Software double-lined mode */
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   325
			SDL_XBIOS_AddMode(this, TT_LOW,320,240,8,SDL_TRUE);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   326
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   327
			XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   328
			XBIOS_oldvmode=EgetShift();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   329
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   330
			switch(XBIOS_oldvmode & ES_MODE) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   331
				case TT_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   332
					XBIOS_oldnumcol=256;
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 ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   335
				case TT_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   336
					XBIOS_oldnumcol=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   337
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   338
				case ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   339
					XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   340
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   341
				case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   342
				case TT_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   343
					XBIOS_oldnumcol=2;
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
				default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   346
					XBIOS_oldnumcol=0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   347
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   348
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   349
			if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   350
				EgetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   351
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   352
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   353
			vformat->BitsPerPixel = 8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   354
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   355
		case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   356
			switch (Montype())
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   357
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   358
				case MONITOR_MONO:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   359
					/* Not usable */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   360
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   361
				case MONITOR_RGB:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   362
				case MONITOR_TV:
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   363
					SDL_XBIOS_AddMode(this, BPS16|COL80|OVERSCAN|VERTFLAG,768,480,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   364
					SDL_XBIOS_AddMode(this, BPS16|COL80|OVERSCAN,768,240,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   365
					SDL_XBIOS_AddMode(this, BPS16|COL80|VERTFLAG,640,400,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   366
					SDL_XBIOS_AddMode(this, BPS16|COL80,640,200,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   367
					SDL_XBIOS_AddMode(this, BPS16|OVERSCAN|VERTFLAG,384,480,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   368
					SDL_XBIOS_AddMode(this, BPS16|OVERSCAN,384,240,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   369
					SDL_XBIOS_AddMode(this, BPS16|VERTFLAG,320,400,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   370
					SDL_XBIOS_AddMode(this, BPS16,320,200,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   371
					SDL_XBIOS_AddMode(this, BPS8|COL80|OVERSCAN|VERTFLAG,768,480,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   372
					SDL_XBIOS_AddMode(this, BPS8|COL80|OVERSCAN,768,240,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   373
					SDL_XBIOS_AddMode(this, BPS8|COL80|VERTFLAG,640,400,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   374
					SDL_XBIOS_AddMode(this, BPS8|COL80,640,200,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   375
					SDL_XBIOS_AddMode(this, BPS8|OVERSCAN|VERTFLAG,384,480,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   376
					SDL_XBIOS_AddMode(this, BPS8|OVERSCAN,384,240,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   377
					SDL_XBIOS_AddMode(this, BPS8|VERTFLAG,320,400,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   378
					SDL_XBIOS_AddMode(this, BPS8,320,200,8,SDL_FALSE);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   379
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   380
				case MONITOR_VGA:
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   381
					SDL_XBIOS_AddMode(this, BPS16,320,480,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   382
					SDL_XBIOS_AddMode(this, BPS16|VERTFLAG,320,240,16,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   383
					SDL_XBIOS_AddMode(this, BPS8|COL80,640,480,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   384
					SDL_XBIOS_AddMode(this, BPS8|COL80|VERTFLAG,640,240,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   385
					SDL_XBIOS_AddMode(this, BPS8,320,480,8,SDL_FALSE);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   386
					SDL_XBIOS_AddMode(this, BPS8|VERTFLAG,320,240,8,SDL_FALSE);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   387
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   388
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   389
			XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   390
			XBIOS_oldvmode=Vsetmode(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   391
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   392
			XBIOS_oldnumcol= 1<< (1 << (XBIOS_oldvmode & NUMCOLS));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   393
			if (XBIOS_oldnumcol > 256) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   394
				XBIOS_oldnumcol = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   395
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   396
			if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   397
				VgetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   398
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   399
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   400
			vformat->BitsPerPixel = 16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   401
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   402
			/* Keep vga/rvb, and pal/ntsc bits */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   403
			current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   404
			for (i=0;i<XBIOS_nummodes;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   405
				Uint16 newvmode;			
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
				newvmode = current_mode->number;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   408
				newvmode &= ~(VGA|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   409
				newvmode |= XBIOS_oldvmode & (VGA|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   410
				current_mode->number = newvmode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   411
				
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   412
				current_mode++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   413
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   414
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   415
			/* Initialize BlowUp/SB3/Centscreen stuff if present */
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
   416
			if (Getcookie(C_BLOW, &cookie_blow) == C_FOUND) {
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
   417
				SDL_XBIOS_BlowupInit(this, (blow_cookie_t *)cookie_blow);
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
   418
			} else if (Getcookie(C_SCPN, &cookie_scpn) == C_FOUND) {
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
   419
				SDL_XBIOS_SB3Init(this, (scpn_cookie_t *)cookie_scpn);
1061
5023cde12cbd Add Falcon Centscreen extension support
Patrice Mandin <patmandin@gmail.com>
parents: 1043
diff changeset
   420
			} else if (Getcookie(C_CNTS, &cookie_cnts) == C_FOUND) {
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   421
				XBIOS_oldvmode = SDL_XBIOS_CentscreenInit(this);
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   422
				XBIOS_centscreen = SDL_TRUE;
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
   423
			}
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   424
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   425
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   426
	}
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   427
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   428
	current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   429
	j8 = j16 = 0;
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   430
	for (i=0; i<XBIOS_nummodes; i++, current_mode++) {
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   431
		switch (current_mode->depth) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   432
			case 4:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   433
			case 8:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   434
				SDL_modelist[0][j8] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   435
				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
   436
				SDL_modelist[0][j8]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   437
				SDL_modelist[0][j8]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   438
				XBIOS_videomodes[0][j8]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   439
				j8++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   440
				break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   441
			case 16:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   442
				SDL_modelist[1][j16] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   443
				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
   444
				SDL_modelist[1][j16]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   445
				SDL_modelist[1][j16]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   446
				XBIOS_videomodes[1][j16]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   447
				j16++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   448
				break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   449
		}		
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   450
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   451
	SDL_modelist[0][j8] = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   452
	SDL_modelist[1][j16] = 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
	XBIOS_screens[0]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   455
	XBIOS_screens[1]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   456
	XBIOS_shadowscreen=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   457
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   458
	/* Update hardware info */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   459
	this->info.hw_available = 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   460
	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
   461
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   462
	/* Init chunky to planar routine */
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   463
	SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   464
991
12b13601a544 Final touches to OSMesa OpenGL support on Atari, using loadable libraries. Hope SDL 1.2.8 is out soon.
Patrice Mandin <patmandin@gmail.com>
parents: 989
diff changeset
   465
#ifdef HAVE_OPENGL
12b13601a544 Final touches to OSMesa OpenGL support on Atari, using loadable libraries. Hope SDL 1.2.8 is out soon.
Patrice Mandin <patmandin@gmail.com>
parents: 989
diff changeset
   466
	SDL_AtariGL_InitPointers(this);
12b13601a544 Final touches to OSMesa OpenGL support on Atari, using loadable libraries. Hope SDL 1.2.8 is out soon.
Patrice Mandin <patmandin@gmail.com>
parents: 989
diff changeset
   467
#endif
12b13601a544 Final touches to OSMesa OpenGL support on Atari, using loadable libraries. Hope SDL 1.2.8 is out soon.
Patrice Mandin <patmandin@gmail.com>
parents: 989
diff changeset
   468
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   469
	/* We're done! */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   470
	return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   471
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   472
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   473
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
   474
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   475
	/* 8 bits -> list 0 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   476
	/* 16 bits -> list 1 */
712
8be92df64b22 Finally bugfixed: the simpler the better
Patrice Mandin <patmandin@gmail.com>
parents: 711
diff changeset
   477
	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
   478
		return NULL;
8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function
Patrice Mandin <patmandin@gmail.com>
parents: 598
diff changeset
   479
	}
8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function
Patrice Mandin <patmandin@gmail.com>
parents: 598
diff changeset
   480
712
8be92df64b22 Finally bugfixed: the simpler the better
Patrice Mandin <patmandin@gmail.com>
parents: 711
diff changeset
   481
	return(SDL_modelist[(format->BitsPerPixel)>>4]);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   482
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   483
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   484
static void XBIOS_FreeBuffers(_THIS)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   485
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   486
	int i;
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
	for (i=0;i<2;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   489
		if (XBIOS_screensmem[i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   490
			Mfree(XBIOS_screensmem[i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   491
			XBIOS_screensmem[i]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   492
		}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   493
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   494
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   495
	if (XBIOS_shadowscreen!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   496
		Mfree(XBIOS_shadowscreen);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   497
		XBIOS_shadowscreen=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   498
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   499
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   500
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   501
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
   502
				int width, int height, int bpp, Uint32 flags)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   503
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   504
	int mode, new_depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   505
	int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   506
	xbiosmode_t *new_video_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   507
	Uint32 new_screen_size;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   508
	Uint32 modeflags;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   509
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   510
	/* Free current buffers */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   511
	XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   512
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
   513
	/* 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
   514
	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
   515
		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
   516
	}
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents: 797
diff changeset
   517
	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
   518
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   519
	/* Search if the mode exists (width, height, bpp) */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   520
	for ( mode=0; SDL_modelist[bpp][mode]; ++mode ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   521
		if ( (SDL_modelist[bpp][mode]->w == width) &&
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   522
		     (SDL_modelist[bpp][mode]->h == height) ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   523
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   524
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   525
		}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   526
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   527
	if ( SDL_modelist[bpp][mode] == NULL ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   528
		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
   529
		return(NULL);
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
508
9ff7e90aaa94 Fixed gamma correction in Atari video drivers (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents: 319
diff changeset
   532
	modeflags = SDL_FULLSCREEN;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   533
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   534
	/* 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
   535
	new_video_mode = XBIOS_videomodes[bpp][mode];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   536
	new_depth = new_video_mode->depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   537
	if (new_depth == 4) {
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   538
		SDL_Atari_C2pConvert = SDL_Atari_C2pConvert4;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   539
		new_depth=8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   540
		modeflags |= SDL_SWSURFACE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   541
	} else if (new_depth == 8) {
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   542
		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
   543
		modeflags |= SDL_SWSURFACE|SDL_HWPALETTE;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   544
	} else {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   545
		modeflags |= SDL_HWSURFACE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   546
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   547
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   548
	new_screen_size = width * height * ((new_depth)>>3);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   549
	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
   550
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   551
	if (new_depth == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   552
		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
   553
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   554
		if (XBIOS_shadowscreen == NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   555
			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
   556
			return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   557
		}
287
e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 281
diff changeset
   558
		memset(XBIOS_shadowscreen, 0, new_screen_size);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   559
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   560
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   561
	/* 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
   562
	XBIOS_doubleline = SDL_FALSE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   563
	if (new_video_mode->doubleline) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   564
		new_screen_size <<= 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   565
		XBIOS_doubleline = SDL_TRUE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   566
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   567
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   568
	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
   569
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   570
	if (XBIOS_screensmem[0]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   571
		XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   572
		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
   573
		return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   574
	}
287
e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 281
diff changeset
   575
	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
   576
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   577
	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
   578
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
   579
#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
   580
	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
   581
		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
   582
			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
   583
		}
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
	}
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
#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
   586
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   587
	/* Double buffer ? */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   588
	if (flags & SDL_DOUBLEBUF) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   589
		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
   590
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   591
		if (XBIOS_screensmem[1]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   592
			XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   593
			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
   594
			return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   595
		}
287
e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 281
diff changeset
   596
		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
   597
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   598
		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
   599
		modeflags |= SDL_DOUBLEBUF;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   600
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   601
	
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   602
	/* Allocate the new pixel format for the screen */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   603
	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
   604
		XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   605
		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
   606
		return(NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   607
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   608
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   609
	current->w = XBIOS_width = width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   610
	current->h = XBIOS_height = height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   611
	current->pitch = (width * new_depth)>>3;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   612
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   613
	/* this is for C2P conversion */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   614
	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
   615
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   616
	if (new_depth == 8)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   617
		current->pixels = XBIOS_shadowscreen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   618
	else
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   619
		current->pixels = XBIOS_screens[0];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   620
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   621
	XBIOS_fbnum = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   622
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
   623
#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
   624
	if (flags & SDL_OPENGL) {
989
475166d13b44 Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents: 980
diff changeset
   625
		if (!SDL_AtariGL_Init(this, current)) {
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
   626
			XBIOS_FreeBuffers(this);
989
475166d13b44 Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents: 980
diff changeset
   627
			SDL_SetError("Can not create OpenGL context");
475166d13b44 Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents: 980
diff changeset
   628
			return NULL;
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
   629
		}
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
   630
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
   631
		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
   632
	}
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
   633
#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
   634
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
   635
	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
   636
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   637
	/* Now set the video mode */
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,XBIOS_screens[0],-1);
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   642
	switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   643
		case VDO_ST:
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   644
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   645
			Setscreen(-1,-1,new_video_mode->number);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   646
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   647
			/* Reset palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   648
			for (i=0;i<16;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   649
				int c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   650
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   651
				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
   652
				if ((i & 1) && (i<15))
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   653
					c += (1<<4);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   654
				if (i==14)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   655
					c -= 1<<8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   656
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   657
				TT_palette[i]= c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   658
			}
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
			Setpalette(TT_palette);
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
		case VDO_STE:
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   664
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   665
			Setscreen(-1,-1,new_video_mode->number);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   666
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   667
			/* Reset palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   668
			for (i=0;i<16;i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   669
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   670
				int c;
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
				c=((i&1)<<3)|((i>>1)&7);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   673
				TT_palette[i]=(c<<8)|(c<<4)|c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   674
			}
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   675
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   676
			Setpalette(TT_palette);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   677
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   678
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   679
		case VDO_TT:
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   680
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   681
			EsetShift(new_video_mode->number);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   682
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   683
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   684
		case VDO_F30:
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   685
#ifndef DEBUG_VIDEO_XBIOS
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   686
			if (XBIOS_centscreen) {
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   687
				SDL_XBIOS_CentscreenSetmode(this, width, height, new_depth);
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   688
			} else {
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   689
				Vsetmode(new_video_mode->number);
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   690
			}
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   691
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   692
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   693
	}
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
	Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   696
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   697
	this->UpdateRects = XBIOS_UpdateRects;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   698
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   699
	return (current);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   700
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   701
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   702
/* 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
   703
static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   704
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   705
	return(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   706
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   707
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   708
static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   709
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   710
	return;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   711
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   712
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   713
static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   714
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   715
	return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   716
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   717
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   718
static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   719
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   720
	return;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   721
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   722
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   723
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
   724
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   725
	SDL_Surface *surface;
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   726
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   727
	surface = this->screen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   728
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   729
	if ((surface->format->BitsPerPixel) == 8) {
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   730
		int i;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   731
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   732
		for (i=0;i<numrects;i++) {
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   733
			void *source,*destination;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   734
			int x1,x2;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   735
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   736
			x1 = rects[i].x & ~15;
319
189a6a3416c7 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 314
diff changeset
   737
			x2 = rects[i].x+rects[i].w;
189a6a3416c7 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 314
diff changeset
   738
			if (x2 & 15) {
189a6a3416c7 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 314
diff changeset
   739
				x2 = (x2 | 15) +1;
189a6a3416c7 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 314
diff changeset
   740
			}
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   741
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   742
			source = surface->pixels;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   743
			source += surface->pitch * rects[i].y;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   744
			source += x1;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   745
1071
24470ffe8ee4 SDL will center surface on screen for us
Patrice Mandin <patmandin@gmail.com>
parents: 1064
diff changeset
   746
			destination = XBIOS_screens[XBIOS_fbnum];
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   747
			destination += XBIOS_pitch * rects[i].y;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   748
			destination += x1;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   749
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   750
			/* Convert chunky to planar screen */
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   751
			SDL_Atari_C2pConvert(
1071
24470ffe8ee4 SDL will center surface on screen for us
Patrice Mandin <patmandin@gmail.com>
parents: 1064
diff changeset
   752
				source, destination,
24470ffe8ee4 SDL will center surface on screen for us
Patrice Mandin <patmandin@gmail.com>
parents: 1064
diff changeset
   753
				x2-x1, rects[i].h,
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   754
				XBIOS_doubleline,
1071
24470ffe8ee4 SDL will center surface on screen for us
Patrice Mandin <patmandin@gmail.com>
parents: 1064
diff changeset
   755
				surface->pitch, XBIOS_pitch
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   756
			);
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   757
		}
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   758
	}
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   759
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   760
#ifndef DEBUG_VIDEO_XBIOS
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   761
	Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   762
#endif
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   763
	Vsync();
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   764
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   765
	if ((surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) {
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   766
		XBIOS_fbnum ^= 1;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   767
		if ((surface->format->BitsPerPixel) > 8) {
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   768
			surface->pixels=XBIOS_screens[XBIOS_fbnum];
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   769
		}
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   770
	}
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   771
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   772
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   773
static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   774
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   775
	if ((surface->format->BitsPerPixel) == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   776
		/* Convert chunky to planar screen */
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   777
		SDL_Atari_C2pConvert(
1071
24470ffe8ee4 SDL will center surface on screen for us
Patrice Mandin <patmandin@gmail.com>
parents: 1064
diff changeset
   778
			surface->pixels, XBIOS_screens[XBIOS_fbnum],
24470ffe8ee4 SDL will center surface on screen for us
Patrice Mandin <patmandin@gmail.com>
parents: 1064
diff changeset
   779
			surface->w, surface->h,
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   780
			XBIOS_doubleline,
1071
24470ffe8ee4 SDL will center surface on screen for us
Patrice Mandin <patmandin@gmail.com>
parents: 1064
diff changeset
   781
			surface->pitch, XBIOS_pitch
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   782
		);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   783
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   784
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   785
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   786
	Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   787
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   788
	Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   789
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   790
	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
   791
		XBIOS_fbnum ^= 1;
2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   792
		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
   793
			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
   794
		}
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   795
	}
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
	return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   798
}
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
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
   801
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   802
	int		i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   803
	int		r,v,b;
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
	switch( XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   806
		case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   807
		case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   808
		 	for (i=0;i<ncolors;i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   809
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   810
				r = colors[i].r;	
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   811
				v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   812
				b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   813
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   814
				TT_palette[firstcolor+i]=((r*30)+(v*59)+(b*11))/100;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   815
			}
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   816
			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
   817
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   818
		case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   819
			for(i = 0; i < ncolors; i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   820
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   821
				r = colors[i].r;	
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   822
				v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   823
				b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   824
					
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   825
				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
   826
			}
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   827
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   828
			EsetPalette(firstcolor,ncolors,TT_palette);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   829
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   830
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   831
		case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   832
			for(i = 0; i < ncolors; i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   833
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   834
				r = colors[i].r;	
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   835
				v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   836
				b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   837
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   838
				F30_palette[i]=(r<<16)|(v<<8)|b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   839
			}
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   840
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   841
			VsetRGB(firstcolor,ncolors,F30_palette);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   842
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   843
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   844
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   845
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   846
	return(1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   847
}
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
/* 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
   850
   another SDL video routine -- notably UpdateRects.
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   851
*/
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   852
static void XBIOS_VideoQuit(_THIS)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   853
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   854
	int i,j;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   855
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   856
	Atari_ShutdownEvents();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   857
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   858
	/* 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
   859
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   860
	switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   861
		case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   862
		case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   863
			Setscreen(-1,XBIOS_oldvbase,XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   864
			if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   865
				Setpalette(XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   866
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   867
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   868
		case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   869
			Setscreen(-1,XBIOS_oldvbase,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   870
			EsetShift(XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   871
			if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   872
				EsetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   873
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   874
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   875
		case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   876
			Setscreen(-1, XBIOS_oldvbase, -1);
1064
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   877
			if (XBIOS_centscreen) {
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   878
				SDL_XBIOS_CentscreenRestore(this, XBIOS_oldvmode);
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   879
			} else {
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   880
				Vsetmode(XBIOS_oldvmode);
fba6b67b4d60 Add Centscreen extended modes support
Patrice Mandin <patmandin@gmail.com>
parents: 1061
diff changeset
   881
			}
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   882
			if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   883
				VsetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
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
			break;
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
	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
   888
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   889
992
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   890
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   891
#ifdef HAVE_OPENGL
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   892
	if (gl_active) {
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   893
		SDL_AtariGL_Quit(this, SDL_TRUE);
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   894
	}
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   895
#endif
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   896
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   897
	if (XBIOS_oldpalette) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   898
		free(XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   899
		XBIOS_oldpalette=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   900
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   901
	XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   902
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   903
	/* Free mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   904
	for (j=0;j<NUM_MODELISTS;j++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   905
		for (i=0;i<SDL_NUMMODES;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   906
			if (SDL_modelist[j][i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   907
				free(SDL_modelist[j][i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   908
				SDL_modelist[j][i]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   909
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   910
		}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   911
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   912
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   913
	if (XBIOS_modelist) {
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   914
		free(XBIOS_modelist);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   915
		XBIOS_nummodes=0;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   916
		XBIOS_modelist=NULL;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   917
	}
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   918
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   919
	this->screen->pixels = NULL;	
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   920
}
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
   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
#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
   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
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
   925
{
993
2662da16d668 Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents: 992
diff changeset
   926
	SDL_AtariGL_SwapBuffers(this);
2662da16d668 Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents: 992
diff changeset
   927
	XBIOS_FlipHWSurface(this, this->screen);
2662da16d668 Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents: 992
diff changeset
   928
	SDL_AtariGL_MakeCurrent(this);
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
   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
#endif