src/video/xbios/SDL_xbios.c
author Patrice Mandin <patmandin@gmail.com>
Mon, 07 Mar 2005 10:09:21 +0000
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parent 1042 0e7218843cfb
child 1061 5023cde12cbd
permissions -rw-r--r--
Disable debug code
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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_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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   135
			}
281
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			break;
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		default:
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			return 0;
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   139
	}
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	return 1;
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   142
}
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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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   148
}
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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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   159
				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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	}
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	if ( (device == NULL) || (device->hidden == NULL) ) {
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		SDL_OutOfMemory();
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   165
		if ( device ) {
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   166
			free(device);
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   167
		}
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		return(0);
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   169
	}
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	memset(device->hidden, 0, (sizeof *device->hidden));
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   171
	memset(device->gl_data, 0, sizeof(*device->gl_data));
281
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	/* Video functions */
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   174
	device->VideoInit = XBIOS_VideoInit;
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	device->ListModes = XBIOS_ListModes;
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	device->SetVideoMode = XBIOS_SetVideoMode;
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	device->SetColors = XBIOS_SetColors;
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	device->UpdateRects = NULL;
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	device->VideoQuit = XBIOS_VideoQuit;
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	device->AllocHWSurface = XBIOS_AllocHWSurface;
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   181
	device->LockHWSurface = XBIOS_LockHWSurface;
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   182
	device->UnlockHWSurface = XBIOS_UnlockHWSurface;
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   183
	device->FlipHWSurface = XBIOS_FlipHWSurface;
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   184
	device->FreeHWSurface = XBIOS_FreeHWSurface;
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   185
978
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   186
#ifdef HAVE_OPENGL
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   187
	/* OpenGL functions */
989
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   188
	device->GL_LoadLibrary = SDL_AtariGL_LoadLibrary;
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   189
	device->GL_GetProcAddress = SDL_AtariGL_GetProcAddress;
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diff changeset
   190
	device->GL_GetAttribute = SDL_AtariGL_GetAttribute;
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diff changeset
   191
	device->GL_MakeCurrent = SDL_AtariGL_MakeCurrent;
978
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diff changeset
   192
	device->GL_SwapBuffers = XBIOS_GL_SwapBuffers;
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diff changeset
   193
#endif
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diff changeset
   194
281
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	/* Events */
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   196
	device->InitOSKeymap = Atari_InitOSKeymap;
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   197
	device->PumpEvents = Atari_PumpEvents;
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   198
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   199
	device->free = XBIOS_DeleteDevice;
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   200
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   201
	return device;
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parents:
diff changeset
   202
}
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   203
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   204
VideoBootStrap XBIOS_bootstrap = {
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   205
	XBIOS_VID_DRIVER_NAME, "Atari Xbios driver",
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diff changeset
   206
	XBIOS_Available, XBIOS_CreateDevice
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parents:
diff changeset
   207
};
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   208
1042
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   209
void SDL_XBIOS_AddMode(_THIS, Uint16 modecode, Uint16 width, Uint16 height,
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   210
	Uint16 depth, SDL_bool flags)
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   211
{
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diff changeset
   212
	int i, curpos;
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diff changeset
   213
	xbiosmode_t *current_mode;
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diff changeset
   214
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   215
	/* Check if mode already exists */
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diff changeset
   216
	if (XBIOS_modelist) {
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diff changeset
   217
		current_mode = XBIOS_modelist;
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diff changeset
   218
		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
   219
			if (current_mode->width != width)
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
   220
				continue;
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diff changeset
   221
			if (current_mode->height != height)
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
   222
				continue;
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diff changeset
   223
			if (current_mode->depth != depth)
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
   224
				continue;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
   225
			return;
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diff changeset
   226
		}
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diff changeset
   227
	}
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diff changeset
   228
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diff changeset
   229
	++XBIOS_nummodes;
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diff changeset
   230
	XBIOS_modelist = (xbiosmode_t *) realloc(XBIOS_modelist, XBIOS_nummodes * sizeof(xbiosmode_t));
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diff changeset
   231
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diff changeset
   232
	/* Keep the list sorted: bpp, width, height */
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diff changeset
   233
	curpos=0;
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diff changeset
   234
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diff changeset
   235
	for(i=0; i<XBIOS_nummodes-1; i++) {
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diff changeset
   236
		if (XBIOS_modelist[i].depth <= depth) {
0e7218843cfb Dynamically create list of video modes, easier to add new ones
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diff changeset
   237
			if (XBIOS_modelist[i].width < width) {
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diff changeset
   238
				break;
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diff changeset
   239
			} else if (XBIOS_modelist[i].width == width) {
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diff changeset
   240
				if (XBIOS_modelist[i].height <= height) {
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diff changeset
   241
					break;
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diff changeset
   242
				}
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diff changeset
   243
			}
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diff changeset
   244
		}
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diff changeset
   245
		curpos++;
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diff changeset
   246
	}
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diff changeset
   247
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diff changeset
   248
	/* Push remaining modes further */
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diff changeset
   249
	for(i=XBIOS_nummodes-1; i>curpos; i--) {
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diff changeset
   250
		memcpy(&XBIOS_modelist[i], &XBIOS_modelist[i-1], sizeof(xbiosmode_t));
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diff changeset
   251
	}
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diff changeset
   252
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   253
	XBIOS_modelist[curpos].number = modecode;
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diff changeset
   254
	XBIOS_modelist[curpos].width = width;
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diff changeset
   255
	XBIOS_modelist[curpos].height = height;
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diff changeset
   256
	XBIOS_modelist[curpos].depth = depth;
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diff changeset
   257
	XBIOS_modelist[curpos].doubleline = flags;
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diff changeset
   258
}
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diff changeset
   259
281
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   260
static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat)
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parents:
diff changeset
   261
{
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parents:
diff changeset
   262
	int i,j8,j16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   263
	xbiosmode_t *current_mode;
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
   264
	unsigned long cookie_blow, cookie_scpn;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   265
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   266
	/* Initialize all variables that we clean on shutdown */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   267
	memset (SDL_modelist, 0, sizeof(SDL_modelist));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   268
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   269
	/* Cookie _VDO present ? if not, assume ST machine */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   270
	if (Getcookie(C__VDO, &XBIOS_cvdo) != C_FOUND) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   271
		XBIOS_cvdo = VDO_ST << 16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   272
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   273
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   274
	/* Allocate memory for old palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   275
	XBIOS_oldpalette = (void *)malloc(256*sizeof(long));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   276
	if ( !XBIOS_oldpalette ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   277
		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
   278
		return(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   279
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   280
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   281
	/* Initialize video mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   282
	/* 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
   283
	XBIOS_nummodes = 0;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   284
	XBIOS_modelist = NULL;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   285
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   286
	switch (XBIOS_cvdo >>16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   287
		case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   288
		case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   289
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   290
				short *oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   291
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   292
				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
   293
			
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   294
				XBIOS_oldvbase=Physbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   295
				XBIOS_oldvmode=Getrez();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   296
				switch(XBIOS_oldvmode << 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   297
					case ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   298
						XBIOS_oldnumcol=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   299
						break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   300
					case ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   301
						XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   302
						break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   303
					case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   304
						XBIOS_oldnumcol=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   305
						break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   306
					default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   307
						XBIOS_oldnumcol=0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   308
						break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   309
				}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   310
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   311
				oldpalette= (short *) XBIOS_oldpalette;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   312
				for (i=0;i<XBIOS_oldnumcol;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   313
					*oldpalette++=Setcolor(i,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   314
				}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   315
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   316
				vformat->BitsPerPixel = 8;
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
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   319
		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
   320
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   321
			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
   322
			/* 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
   323
			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
   324
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   325
			XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   326
			XBIOS_oldvmode=EgetShift();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   327
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   328
			switch(XBIOS_oldvmode & ES_MODE) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   329
				case TT_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   330
					XBIOS_oldnumcol=256;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   331
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   332
				case ST_LOW:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   333
				case TT_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   334
					XBIOS_oldnumcol=16;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   335
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   336
				case ST_MED:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   337
					XBIOS_oldnumcol=4;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   338
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   339
				case ST_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   340
				case TT_HIGH:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   341
					XBIOS_oldnumcol=2;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   342
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   343
				default:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   344
					XBIOS_oldnumcol=0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   345
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   346
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   347
			if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   348
				EgetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   349
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   350
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   351
			vformat->BitsPerPixel = 8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   352
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   353
		case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   354
			switch (Montype())
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   355
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   356
				case MONITOR_MONO:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   357
					/* Not usable */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   358
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   359
				case MONITOR_RGB:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   360
				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
   361
					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
   362
					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
   363
					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
   364
					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
   365
					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
   366
					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
   367
					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
   368
					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
   369
					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
   370
					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
   371
					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
   372
					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
   373
					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
   374
					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
   375
					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
   376
					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
   377
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   378
				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
   379
					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
   380
					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
   381
					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
   382
					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
   383
					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
   384
					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
   385
					break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   386
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   387
			XBIOS_oldvbase=Logbase();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   388
			XBIOS_oldvmode=Vsetmode(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   389
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   390
			XBIOS_oldnumcol= 1<< (1 << (XBIOS_oldvmode & NUMCOLS));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   391
			if (XBIOS_oldnumcol > 256) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   392
				XBIOS_oldnumcol = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   393
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   394
			if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   395
				VgetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   396
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   397
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   398
			vformat->BitsPerPixel = 16;
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
			/* Keep vga/rvb, and pal/ntsc bits */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   401
			current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   402
			for (i=0;i<XBIOS_nummodes;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   403
				Uint16 newvmode;			
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   404
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   405
				newvmode = current_mode->number;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   406
				newvmode &= ~(VGA|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   407
				newvmode |= XBIOS_oldvmode & (VGA|PAL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   408
				current_mode->number = newvmode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   409
				
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   410
				current_mode++;
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
1040
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
   413
			/* Initialize BlowUp or SB3 stuff if present */
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
   414
			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
   415
				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
   416
			} 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
   417
				SDL_XBIOS_SB3Init(this, (scpn_cookie_t *)cookie_scpn);
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
   418
			}
c6ed27c7d47d Preliminary support for Blowup and Screen Blaster 3 extensions on Atari Falcon 030
Patrice Mandin <patmandin@gmail.com>
parents: 993
diff changeset
   419
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   420
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   421
	}
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   422
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   423
	current_mode = XBIOS_modelist;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   424
	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
   425
	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
   426
		switch (current_mode->depth) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   427
			case 4:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   428
			case 8:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   429
				SDL_modelist[0][j8] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   430
				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
   431
				SDL_modelist[0][j8]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   432
				SDL_modelist[0][j8]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   433
				XBIOS_videomodes[0][j8]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   434
				j8++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   435
				break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   436
			case 16:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   437
				SDL_modelist[1][j16] = malloc(sizeof(SDL_Rect));
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   438
				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
   439
				SDL_modelist[1][j16]->w = current_mode->width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   440
				SDL_modelist[1][j16]->h = current_mode->height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   441
				XBIOS_videomodes[1][j16]=current_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   442
				j16++;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   443
				break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   444
		}		
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   445
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   446
	SDL_modelist[0][j8] = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   447
	SDL_modelist[1][j16] = NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   448
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   449
	XBIOS_screens[0]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   450
	XBIOS_screens[1]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   451
	XBIOS_shadowscreen=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   452
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   453
	/* Update hardware info */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   454
	this->info.hw_available = 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   455
	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
   456
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   457
	/* Init chunky to planar routine */
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   458
	SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   459
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
   460
#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
   461
	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
   462
#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
   463
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   464
	/* We're done! */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   465
	return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   466
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   467
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   468
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
   469
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   470
	/* 8 bits -> list 0 */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   471
	/* 16 bits -> list 1 */
712
8be92df64b22 Finally bugfixed: the simpler the better
Patrice Mandin <patmandin@gmail.com>
parents: 711
diff changeset
   472
	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
   473
		return NULL;
8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function
Patrice Mandin <patmandin@gmail.com>
parents: 598
diff changeset
   474
	}
8db4098e944b Severe bugfix: format->BitsPerPixel not checked in ListModes function
Patrice Mandin <patmandin@gmail.com>
parents: 598
diff changeset
   475
712
8be92df64b22 Finally bugfixed: the simpler the better
Patrice Mandin <patmandin@gmail.com>
parents: 711
diff changeset
   476
	return(SDL_modelist[(format->BitsPerPixel)>>4]);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   477
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   478
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   479
static void XBIOS_FreeBuffers(_THIS)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   480
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   481
	int i;
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
	for (i=0;i<2;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   484
		if (XBIOS_screensmem[i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   485
			Mfree(XBIOS_screensmem[i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   486
			XBIOS_screensmem[i]=NULL;
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
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   489
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   490
	if (XBIOS_shadowscreen!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   491
		Mfree(XBIOS_shadowscreen);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   492
		XBIOS_shadowscreen=NULL;
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   496
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
   497
				int width, int height, int bpp, Uint32 flags)
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
	int mode, new_depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   500
	int i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   501
	xbiosmode_t *new_video_mode;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   502
	Uint32 new_screen_size;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   503
	Uint32 modeflags;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   504
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   505
	/* Free current buffers */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   506
	XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   507
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
   508
	/* 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
   509
	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
   510
		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
   511
	}
ff1058d642dc Video modes must be sorted by Y size, for SDL_GetVideoMode() to operate properly
Patrice Mandin <patmandin@gmail.com>
parents: 797
diff changeset
   512
	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
   513
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   514
	/* Search if the mode exists (width, height, bpp) */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   515
	for ( mode=0; SDL_modelist[bpp][mode]; ++mode ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   516
		if ( (SDL_modelist[bpp][mode]->w == width) &&
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   517
		     (SDL_modelist[bpp][mode]->h == height) ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   518
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   519
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   520
		}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   521
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   522
	if ( SDL_modelist[bpp][mode] == NULL ) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   523
		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
   524
		return(NULL);
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
508
9ff7e90aaa94 Fixed gamma correction in Atari video drivers (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents: 319
diff changeset
   527
	modeflags = SDL_FULLSCREEN;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   528
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   529
	/* Allocate needed buffers: simple/double buffer and shadow surface */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   530
	new_video_mode = XBIOS_videomodes[bpp][mode];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   531
	new_depth = new_video_mode->depth;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   532
	if (new_depth == 4) {
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   533
		SDL_Atari_C2pConvert = SDL_Atari_C2pConvert4;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   534
		new_depth=8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   535
		modeflags |= SDL_SWSURFACE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   536
	} else if (new_depth == 8) {
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   537
		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
   538
		modeflags |= SDL_SWSURFACE|SDL_HWPALETTE;
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   539
	} else {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   540
		modeflags |= SDL_HWSURFACE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   541
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   542
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   543
	new_screen_size = width * height * ((new_depth)>>3);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   544
	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
   545
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   546
	if (new_depth == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   547
		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
   548
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   549
		if (XBIOS_shadowscreen == NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   550
			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
   551
			return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   552
		}
287
e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 281
diff changeset
   553
		memset(XBIOS_shadowscreen, 0, new_screen_size);
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   554
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   555
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   556
	/* 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
   557
	XBIOS_doubleline = SDL_FALSE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   558
	if (new_video_mode->doubleline) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   559
		new_screen_size <<= 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   560
		XBIOS_doubleline = SDL_TRUE;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   561
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   562
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   563
	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
   564
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   565
	if (XBIOS_screensmem[0]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   566
		XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   567
		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
   568
		return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   569
	}
287
e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 281
diff changeset
   570
	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
   571
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   572
	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
   573
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
   574
#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
   575
	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
   576
		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
   577
			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
   578
		}
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
	}
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
#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
   581
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   582
	/* Double buffer ? */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   583
	if (flags & SDL_DOUBLEBUF) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   584
		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
   585
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   586
		if (XBIOS_screensmem[1]==NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   587
			XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   588
			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
   589
			return (NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   590
		}
287
e4bd0cf95506 From: Patrice Mandin <pmandin@caramail.com>
Sam Lantinga <slouken@libsdl.org>
parents: 281
diff changeset
   591
		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
   592
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   593
		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
   594
		modeflags |= SDL_DOUBLEBUF;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   595
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   596
	
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   597
	/* Allocate the new pixel format for the screen */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   598
	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
   599
		XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   600
		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
   601
		return(NULL);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   602
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   603
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   604
	current->w = XBIOS_width = width;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   605
	current->h = XBIOS_height = height;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   606
	current->pitch = (width * new_depth)>>3;
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
	/* this is for C2P conversion */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   609
	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
   610
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   611
	if (new_depth == 8)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   612
		current->pixels = XBIOS_shadowscreen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   613
	else
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   614
		current->pixels = XBIOS_screens[0];
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
	XBIOS_fbnum = 0;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   617
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
   618
#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
   619
	if (flags & SDL_OPENGL) {
989
475166d13b44 Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents: 980
diff changeset
   620
		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
   621
			XBIOS_FreeBuffers(this);
989
475166d13b44 Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents: 980
diff changeset
   622
			SDL_SetError("Can not create OpenGL context");
475166d13b44 Factorize OSMesa OpenGL code for Atari drivers
Patrice Mandin <patmandin@gmail.com>
parents: 980
diff changeset
   623
			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
   624
		}
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
   625
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
		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
   627
	}
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
   628
#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
   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
	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
   631
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   632
	/* Now set the video mode */
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   633
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   634
	Setscreen(-1,XBIOS_screens[0],-1);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   635
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   636
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   637
	switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   638
		case VDO_ST:
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   639
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   640
			Setscreen(-1,-1,new_video_mode->number);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   641
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   642
			/* Reset palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   643
			for (i=0;i<16;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   644
				int c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   645
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   646
				c = ((i>>1)<<8) | ((i>>1)<<4) | (i>>1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   647
				if ((i & 1) && (i<15))
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   648
					c += (1<<4);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   649
				if (i==14)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   650
					c -= 1<<8;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   651
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   652
				TT_palette[i]= c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   653
			}
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   654
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   655
			Setpalette(TT_palette);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   656
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   657
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   658
		case VDO_STE:
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
			Setscreen(-1,-1,new_video_mode->number);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   661
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   662
			/* Reset palette */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   663
			for (i=0;i<16;i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   664
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   665
				int c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   666
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   667
				c=((i&1)<<3)|((i>>1)&7);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   668
				TT_palette[i]=(c<<8)|(c<<4)|c;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   669
			}
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   670
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   671
			Setpalette(TT_palette);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   672
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   673
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   674
		case VDO_TT:
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
			EsetShift(new_video_mode->number);
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_F30:
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
			Vsetmode(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
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   685
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   686
	Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   687
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   688
	this->UpdateRects = XBIOS_UpdateRects;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   689
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   690
	return (current);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   691
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   692
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   693
/* 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
   694
static int XBIOS_AllocHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   695
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   696
	return(-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   697
}
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
static void XBIOS_FreeHWSurface(_THIS, SDL_Surface *surface)
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
	return;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   702
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   703
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   704
static int XBIOS_LockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   705
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   706
	return(0);
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   709
static void XBIOS_UnlockHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   710
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   711
	return;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   712
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   713
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   714
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
   715
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   716
	SDL_Surface *surface;
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   717
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   718
	surface = this->screen;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   719
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   720
	if ((surface->format->BitsPerPixel) == 8) {
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   721
		void *destscr;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   722
		int destx;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   723
		int i;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   724
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   725
		/* Center on destination screen */
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   726
		destscr = XBIOS_screens[XBIOS_fbnum];
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   727
		destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1);
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   728
		destx = (XBIOS_width - surface->w) >> 1;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   729
		destx &= ~15;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   730
		destscr += destx;
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
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   746
			destination = destscr;
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(
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   752
				source,
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   753
				destination,
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   754
				x2-x1,
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   755
				rects[i].h,
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   756
				XBIOS_doubleline,
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   757
				surface->pitch,
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   758
				XBIOS_pitch
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   759
			);
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   760
		}
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   761
	}
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   762
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   763
#ifndef DEBUG_VIDEO_XBIOS
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   764
	Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   765
#endif
314
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   766
	Vsync();
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   767
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   768
	if ((surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) {
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   769
		XBIOS_fbnum ^= 1;
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   770
		if ((surface->format->BitsPerPixel) > 8) {
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   771
			surface->pixels=XBIOS_screens[XBIOS_fbnum];
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   772
		}
bff64eba7721 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 311
diff changeset
   773
	}
281
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
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   776
static int XBIOS_FlipHWSurface(_THIS, SDL_Surface *surface)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   777
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   778
	if ((surface->format->BitsPerPixel) == 8) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   779
		void *destscr;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   780
		int destx;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   781
			
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   782
		/* Center on destination screen */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   783
		destscr = XBIOS_screens[XBIOS_fbnum];
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   784
		destscr += XBIOS_pitch * ((XBIOS_height - surface->h) >> 1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   785
		destx = (XBIOS_width - surface->w) >> 1;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   786
		destx &= ~15;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   787
		destscr += destx;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   788
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   789
		/* Convert chunky to planar screen */
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   790
		SDL_Atari_C2pConvert(
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   791
			surface->pixels,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   792
			destscr,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   793
			surface->w,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   794
			surface->h,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   795
			XBIOS_doubleline,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   796
			surface->pitch,
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   797
			XBIOS_pitch
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
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   801
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   802
	Setscreen(-1,XBIOS_screens[XBIOS_fbnum],-1);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   803
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   804
	Vsync();
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   805
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   806
	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
   807
		XBIOS_fbnum ^= 1;
2847fd83f115 Date: Fri, 15 Mar 2002 18:24:59 GMT+1
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   808
		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
   809
			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
   810
		}
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   811
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   812
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   813
	return(0);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   814
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   815
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   816
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
   817
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   818
	int		i;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   819
	int		r,v,b;
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
	switch( XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   822
		case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   823
		case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   824
		 	for (i=0;i<ncolors;i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   825
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   826
				r = colors[i].r;	
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   827
				v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   828
				b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   829
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   830
				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
   831
			}
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   832
			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
   833
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   834
		case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   835
			for(i = 0; i < ncolors; i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   836
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   837
				r = colors[i].r;	
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   838
				v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   839
				b = colors[i].b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   840
					
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   841
				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
   842
			}
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   843
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   844
			EsetPalette(firstcolor,ncolors,TT_palette);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   845
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   846
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   847
		case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   848
			for(i = 0; i < ncolors; i++)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   849
			{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   850
				r = colors[i].r;	
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   851
				v = colors[i].g;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   852
				b = colors[i].b;
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
				F30_palette[i]=(r<<16)|(v<<8)|b;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   855
			}
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   856
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   857
			VsetRGB(firstcolor,ncolors,F30_palette);
735
abec2a842d11 Use new C2P routine
Patrice Mandin <patmandin@gmail.com>
parents: 712
diff changeset
   858
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   859
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   860
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   861
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   862
	return(1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   863
}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   864
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   865
/* 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
   866
   another SDL video routine -- notably UpdateRects.
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   867
*/
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   868
static void XBIOS_VideoQuit(_THIS)
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   869
{
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   870
	int i,j;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   871
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   872
	Atari_ShutdownEvents();
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
	/* 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
   875
#ifndef DEBUG_VIDEO_XBIOS
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   876
	switch(XBIOS_cvdo >> 16) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   877
		case VDO_ST:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   878
		case VDO_STE:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   879
			Setscreen(-1,XBIOS_oldvbase,XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   880
			if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   881
				Setpalette(XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   882
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   883
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   884
		case VDO_TT:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   885
			Setscreen(-1,XBIOS_oldvbase,-1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   886
			EsetShift(XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   887
			if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   888
				EsetPalette(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   889
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   890
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   891
		case VDO_F30:
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   892
			Setscreen(-1, XBIOS_oldvbase, -1);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   893
			Vsetmode(XBIOS_oldvmode);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   894
			if (XBIOS_oldnumcol) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   895
				VsetRGB(0, XBIOS_oldnumcol, XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   896
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   897
			break;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   898
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   899
	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
   900
#endif
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   901
992
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   902
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   903
#ifdef HAVE_OPENGL
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   904
	if (gl_active) {
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   905
		SDL_AtariGL_Quit(this, SDL_TRUE);
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   906
	}
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   907
#endif
0324ce32b2d9 Keep current OpenGL context when possible
Patrice Mandin <patmandin@gmail.com>
parents: 991
diff changeset
   908
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   909
	if (XBIOS_oldpalette) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   910
		free(XBIOS_oldpalette);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   911
		XBIOS_oldpalette=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   912
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   913
	XBIOS_FreeBuffers(this);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   914
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   915
	/* Free mode list */
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   916
	for (j=0;j<NUM_MODELISTS;j++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   917
		for (i=0;i<SDL_NUMMODES;i++) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   918
			if (SDL_modelist[j][i]!=NULL) {
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   919
				free(SDL_modelist[j][i]);
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   920
				SDL_modelist[j][i]=NULL;
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   921
			}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   922
		}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   923
	}
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   924
1042
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   925
	if (XBIOS_modelist) {
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   926
		free(XBIOS_modelist);
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   927
		XBIOS_nummodes=0;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   928
		XBIOS_modelist=NULL;
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   929
	}
0e7218843cfb Dynamically create list of video modes, easier to add new ones
Patrice Mandin <patmandin@gmail.com>
parents: 1040
diff changeset
   930
281
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   931
	this->screen->pixels = NULL;	
c5010ab8ba35 Added initial support for Atari (thanks Patrice!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   932
}
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
   933
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
   934
#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
   935
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
   936
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
   937
{
993
2662da16d668 Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents: 992
diff changeset
   938
	SDL_AtariGL_SwapBuffers(this);
2662da16d668 Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents: 992
diff changeset
   939
	XBIOS_FlipHWSurface(this, this->screen);
2662da16d668 Forgot to flush OpenGL buffer using glFinish
Patrice Mandin <patmandin@gmail.com>
parents: 992
diff changeset
   940
	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
   941
}
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
   942
3b1ba22f5a28 Add support for OpenGL on Atari using OSMesa, the offscreen rendering driver from Mesa
Patrice Mandin <patmandin@gmail.com>
parents: 972
diff changeset
   943
#endif