src/video/macrom/SDL_romvideo.c
author Sam Lantinga <slouken@libsdl.org>
Fri, 14 Dec 2001 12:38:15 +0000
changeset 252 e8157fcb3114
parent 47 45b1c4303f87
child 297 f6ffac90895c
permissions -rw-r--r--
Updated the source with the correct e-mail address
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997, 1998, 1999, 2000, 2001  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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#include <stdio.h>
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#include <stdlib.h>
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#if TARGET_API_MAC_CARBON
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#include <Carbon.h>
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/* The fullscreen code requires the QuickTime framework, and the window
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   is still at the back on MacOS X, which is where this code is needed.
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 */
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#if USE_QUICKTIME
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#include <QuickTime/Movies.h>
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#endif
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#else
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#include <LowMem.h>
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#include <Gestalt.h>
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#include <Devices.h>
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#include <DiskInit.h>
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#include <QDOffscreen.h>
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#endif
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#include "SDL_video.h"
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#include "SDL_error.h"
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#include "SDL_syswm.h"
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#include "SDL_sysvideo.h"
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#include "SDL_romvideo.h"
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#include "SDL_macgl_c.h"
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#include "SDL_macwm_c.h"
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#include "SDL_macmouse_c.h"
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#include "SDL_macevents_c.h"
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/* Initialization/Query functions */
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static int ROM_VideoInit(_THIS, SDL_PixelFormat *vformat);
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static SDL_Rect **ROM_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
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static SDL_Surface *ROM_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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static int ROM_SetColors(_THIS, int firstcolor, int ncolors,
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			 SDL_Color *colors);
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static void ROM_VideoQuit(_THIS);
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/* Hardware surface functions */
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static int ROM_AllocHWSurface(_THIS, SDL_Surface *surface);
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static int ROM_LockHWSurface(_THIS, SDL_Surface *surface);
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static void ROM_UnlockHWSurface(_THIS, SDL_Surface *surface);
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static void ROM_FreeHWSurface(_THIS, SDL_Surface *surface);
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#if !TARGET_API_MAC_CARBON /* This seems not to be available? -sts Aug 2000 */
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/* Saved state for the menu bar */
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static RgnHandle	gSaveGrayRgn = nil;
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static short		gSaveMenuBar = 0;
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static Boolean		gSaveCSVis = true;
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#if powerc
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/* Mixed mode glue to activate the 68K emulator and twiddle a register */
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#define ONEWORDSTUB(p1) \
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		{ 0x41FA, 0x0010, 0x209F, (p1), 0x41FA, \
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		  0x0008, 0x2F10, 0x4E75, 0x0000, 0x0000, 0x0000 }
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#define TWOWORDSTUB(p1,p2) \
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		{ 0x41FA, 0x0012, 0x209F, (p1), (p2), 0x41FA, \
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		  0x0008, 0x2F10, 0x4E75, 0x0000, 0x0000, 0x0000 }
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#define THREEWORDSTUB(p1,p2,p3) \
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		{ 0x41FA, 0x0014, 0x209F, (p1), (p2), (p3), 0x41FA, \
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		  0x0008, 0x2F10, 0x4E75, 0x0000, 0x0000, 0x0000 }
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/* ControlStrip inline glue for PowerPC */
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static pascal Boolean SBIsControlStripVisible(void)
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{
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	static short procData[] = TWOWORDSTUB(0x7000, 0xAAF2);
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	ProcInfoType procInfo = kD0DispatchedPascalStackBased
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				| RESULT_SIZE(SIZE_CODE(sizeof(Boolean)))
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            	| DISPATCHED_STACK_ROUTINE_SELECTOR_SIZE(kFourByteCode);
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	return((Boolean) CallUniversalProc((UniversalProcPtr) procData, procInfo, 0x00));
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}
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static pascal void SBShowHideControlStrip(Boolean showIt)
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{
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	static short procData[] = THREEWORDSTUB(0x303C, 0x0101, 0xAAF2);
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	ProcInfoType procInfo = kD0DispatchedPascalStackBased
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				| DISPATCHED_STACK_ROUTINE_SELECTOR_SIZE(kFourByteCode)
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				| DISPATCHED_STACK_ROUTINE_PARAMETER(1, SIZE_CODE(sizeof(Boolean)));
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	CallUniversalProc((UniversalProcPtr) procData, procInfo, 0x01, showIt);
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}
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#endif /* powerc */
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#endif /* !TARGET_API_MAC_CARBON */
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/* Macintosh toolbox driver bootstrap functions */
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static int ROM_Available(void)
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{
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	return(1);
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}
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static void ROM_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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}
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static SDL_VideoDevice *ROM_CreateDevice(int devindex)
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{
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	SDL_VideoDevice *device;
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	/* Initialize all variables that we clean on shutdown */
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	device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice));
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	if ( device ) {
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		memset(device, 0, (sizeof *device));
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		device->hidden = (struct SDL_PrivateVideoData *)
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				malloc((sizeof *device->hidden));
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	}
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	if ( (device == NULL) || (device->hidden == NULL) ) {
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		SDL_OutOfMemory();
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		if ( device ) {
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			free(device);
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		}
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		return(0);
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	}
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	memset(device->hidden, 0, (sizeof *device->hidden));
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	/* Set the function pointers */
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	device->VideoInit = ROM_VideoInit;
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	device->ListModes = ROM_ListModes;
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	device->SetVideoMode = ROM_SetVideoMode;
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	device->SetColors = ROM_SetColors;
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	device->UpdateRects = NULL;
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	device->VideoQuit = ROM_VideoQuit;
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	device->AllocHWSurface = ROM_AllocHWSurface;
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	device->CheckHWBlit = NULL;
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	device->FillHWRect = NULL;
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	device->SetHWColorKey = NULL;
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	device->SetHWAlpha = NULL;
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	device->LockHWSurface = ROM_LockHWSurface;
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	device->UnlockHWSurface = ROM_UnlockHWSurface;
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	device->FlipHWSurface = NULL;
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	device->FreeHWSurface = ROM_FreeHWSurface;
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#ifdef HAVE_OPENGL
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	device->GL_MakeCurrent = Mac_GL_MakeCurrent;
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	device->GL_SwapBuffers = Mac_GL_SwapBuffers;
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#endif
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	device->SetCaption = Mac_SetCaption;
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	device->SetIcon = NULL;
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	device->IconifyWindow = NULL;
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	device->GrabInput = NULL;
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	device->GetWMInfo = NULL;
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	device->FreeWMCursor = Mac_FreeWMCursor;
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	device->CreateWMCursor = Mac_CreateWMCursor;
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	device->ShowWMCursor = Mac_ShowWMCursor;
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	device->WarpWMCursor = Mac_WarpWMCursor;
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	device->InitOSKeymap = Mac_InitOSKeymap;
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	device->PumpEvents = Mac_PumpEvents;
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	device->free = ROM_DeleteDevice;
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	return device;
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}
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VideoBootStrap TOOLBOX_bootstrap = {
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	"toolbox", "MacOS ROM Toolbox",
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	ROM_Available, ROM_CreateDevice
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};
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static int ROM_VideoInit(_THIS, SDL_PixelFormat *vformat)
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{
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	long info;
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	/* Check out some things about the system */
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	Gestalt(gestaltQuickdrawVersion, &info);
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	if ( info == gestaltOriginalQD ) {
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		SDL_SetError("Color Quickdraw not available");
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		return(-1);
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	}
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	/* Start ROMintosh events */
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	Mac_InitEvents(this);
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	/* Get a handle to the main monitor */
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	SDL_Display = GetMainDevice();
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	/* Determine pixel format */
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	vformat->BitsPerPixel = (**(**SDL_Display).gdPMap).pixelSize;
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	switch (vformat->BitsPerPixel) {
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		case 16:	/* 5-5-5 RGB */
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			vformat->Rmask = 0x00007c00;
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			vformat->Gmask = 0x000003e0;
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			vformat->Bmask = 0x0000001f;
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			break;
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		default:
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			break;
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	}
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	/* Create our palette */
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	SDL_CTab = (CTabHandle)NewHandle(sizeof(ColorSpec)*256 + 8);
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	if ( SDL_CTab == nil ) {
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		SDL_OutOfMemory();
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		return(-1);
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	}
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	(**SDL_CTab).ctSeed = GetCTSeed();
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	(**SDL_CTab).ctFlags = 0;
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	(**SDL_CTab).ctSize = 255;
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	CTabChanged(SDL_CTab);
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	SDL_CPal = NewPalette(256, SDL_CTab, pmExplicit+pmTolerant, 0);
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	/* Get a list of available fullscreen modes */
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	SDL_modelist = (SDL_Rect **)malloc((1+1)*sizeof(SDL_Rect *));
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	if ( SDL_modelist ) {
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		SDL_modelist[0] = (SDL_Rect *)malloc(sizeof(SDL_Rect));
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		if ( SDL_modelist[0] ) {
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			SDL_modelist[0]->x = 0;
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			SDL_modelist[0]->y = 0;
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			SDL_modelist[0]->w = (**SDL_Display).gdRect.right;
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			SDL_modelist[0]->h = (**SDL_Display).gdRect.bottom;
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		}
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		SDL_modelist[1] = NULL;
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	}
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	/* Fill in some window manager capabilities */
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	this->info.wm_available = 1;
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	/* We're done! */
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	return(0);
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}
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static SDL_Rect **ROM_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
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{
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	if ( this->screen->format->BitsPerPixel == format->BitsPerPixel ) {
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		if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) {
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			return(SDL_modelist);
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		} else {
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			return((SDL_Rect **)-1);
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		}
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	} else {
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		return((SDL_Rect **)0);
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	}
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}
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static void ROM_HideMenuBar(_THIS)
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{
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#if !TARGET_API_MAC_CARBON /* This seems not to be available? -sts Aug 2000 */
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	RgnHandle		drawRgn = nil;
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	RgnHandle		tempRgn = nil;
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	RgnHandle		grayRgn = nil;
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	WindowPtr		window = nil;
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	GDHandle		gd = nil;
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	GrafPtr			savePort;
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	long			response;
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	short			height;
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	EventRecord		theEvent;
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	height = GetMBarHeight();
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	if ( height > 0 ) {
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		tempRgn = NewRgn();
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		drawRgn = NewRgn();
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		gSaveGrayRgn = NewRgn();
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		if ( ! tempRgn || ! drawRgn || ! gSaveGrayRgn ) {
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			goto CLEANUP;
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		}
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		grayRgn = GetGrayRgn(); /* No need to check for this */
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		GetPort(&savePort);
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		/* Hide the control strip if it's present, and record its 
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		   previous position into the dirty region for redrawing. 
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		   This isn't necessary, but may help catch stray bits. */
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		CopyRgn(grayRgn, tempRgn);
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		if (!Gestalt(gestaltControlStripAttr, &response) && 
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			(response & (1L << gestaltControlStripExists))) {
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			gSaveCSVis = SBIsControlStripVisible();
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			if (gSaveCSVis)
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				SBShowHideControlStrip(false);
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		}
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		DiffRgn(grayRgn, tempRgn, drawRgn);
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		/* Save the gray region once the control strip is hidden*/
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		CopyRgn(grayRgn, gSaveGrayRgn);
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		/* Change the menu height in lowmem */
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		gSaveMenuBar = height;
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		LMSetMBarHeight(0);
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		/* Walk the monitor rectangles, and combine any pieces that
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		   aren't in GrayRgn: menubar, round corners, fake floaters. */
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		for(gd = GetDeviceList(); gd; gd = GetNextDevice(gd)) 
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			{
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			if (!TestDeviceAttribute(gd, screenDevice)) continue;
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			if (!TestDeviceAttribute(gd, screenActive)) continue;
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			RectRgn(tempRgn, &(*gd)->gdRect);	/* Get the whole screen */
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			DiffRgn(tempRgn, grayRgn, tempRgn); /* Subtract out GrayRgn */
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			UnionRgn(tempRgn, drawRgn, drawRgn);/* Combine all the bits */
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			}
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		/* Add the bits into the GrayRgn */
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		UnionRgn(drawRgn, grayRgn, grayRgn);
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		/* Modify the vis regions of exposed windows */
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		window = (FrontWindow()) ? FrontWindow() : (WindowPtr) -1L;
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		PaintBehind(window, drawRgn);
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		CalcVisBehind(window, drawRgn);
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		SetPort(savePort);
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		/* Yield time so that floaters can catch up */
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		EventAvail(0, &theEvent);
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		EventAvail(0, &theEvent);
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		EventAvail(0, &theEvent);
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		EventAvail(0, &theEvent);
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		}
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   337
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CLEANUP:
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   339
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	if (tempRgn) DisposeRgn(tempRgn);
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	if (drawRgn) DisposeRgn(drawRgn);
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   342
#endif /* !TARGET_API_MAC_CARBON */
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}
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   345
static void ROM_ShowMenuBar(_THIS)
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   346
{
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   347
#if !TARGET_API_MAC_CARBON /* This seems not to be available? -sts Aug 2000 */
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	RgnHandle		drawRgn = nil;
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   349
	RgnHandle		menuRgn = nil;
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   350
	RgnHandle		tempRgn = nil;
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   351
	RgnHandle		grayRgn = nil;
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   352
	WindowPtr		window = nil;
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   353
	GrafPtr			wMgrPort;
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   354
	GrafPtr			savePort;
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   355
	Rect			menuRect;
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   356
	long			response;
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   357
	short			height;
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   358
	EventRecord		theEvent;
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   359
	RGBColor		saveRGB;
slouken@0
   360
	RGBColor		blackRGB = { 0, 0, 0 };
slouken@0
   361
slouken@0
   362
	height = GetMBarHeight();
slouken@0
   363
	
slouken@0
   364
	if ((height <= 0) && (gSaveMenuBar > 0)) {
slouken@0
   365
		drawRgn = NewRgn();
slouken@0
   366
		menuRgn = NewRgn();
slouken@0
   367
		tempRgn = NewRgn();
slouken@0
   368
		if ( ! tempRgn || ! drawRgn || ! gSaveGrayRgn ) {
slouken@0
   369
			goto CLEANUP;
slouken@0
   370
		}
slouken@0
   371
		grayRgn = GetGrayRgn(); /* No need to check for this */
slouken@0
   372
	
slouken@0
   373
		GetPort(&savePort);
slouken@0
   374
		GetWMgrPort(&wMgrPort);
slouken@0
   375
slouken@0
   376
		/* Set the height properly */
slouken@0
   377
		LMSetMBarHeight(gSaveMenuBar);
slouken@0
   378
slouken@0
   379
		/* Restore the old GrayRgn: rounded corners, etc, but not
slouken@0
   380
		   the menubar -- subtract that out first! */
slouken@0
   381
		if (gSaveGrayRgn)
slouken@0
   382
			{
slouken@0
   383
			menuRect = (*GetMainDevice())->gdRect;
slouken@0
   384
			menuRect.bottom = menuRect.top + gSaveMenuBar;
slouken@0
   385
			RectRgn(menuRgn, &menuRect);
slouken@0
   386
slouken@0
   387
			DiffRgn(grayRgn, gSaveGrayRgn, drawRgn); 	/* What do we inval? */
slouken@0
   388
			DiffRgn(drawRgn, menuRgn, drawRgn);			/* Clip out the menu */
slouken@0
   389
			
slouken@0
   390
			/* Now redraw the corners and other bits black */
slouken@0
   391
			SetPort(wMgrPort);
slouken@0
   392
			GetClip(tempRgn);
slouken@0
   393
			SetClip(drawRgn);
slouken@0
   394
			GetForeColor(&saveRGB);
slouken@0
   395
			RGBForeColor(&blackRGB);
slouken@0
   396
			PaintRgn(drawRgn);
slouken@0
   397
			RGBForeColor(&saveRGB);
slouken@0
   398
			SetClip(tempRgn);
slouken@0
   399
			SetPort(savePort);
slouken@0
   400
			
slouken@0
   401
			UnionRgn(drawRgn, menuRgn, drawRgn);		/* Put back the menu */
slouken@0
   402
slouken@0
   403
			/* Now actually restore the GrayRgn */
slouken@0
   404
			CopyRgn(gSaveGrayRgn, grayRgn);
slouken@0
   405
			DisposeRgn(gSaveGrayRgn);
slouken@0
   406
			gSaveGrayRgn = nil;
slouken@0
   407
			}
slouken@0
   408
slouken@0
   409
		/* Modify the vis regions of exposed windows and draw menubar */
slouken@0
   410
		window = (FrontWindow()) ? FrontWindow() : (WindowPtr) -1L;
slouken@0
   411
		PaintBehind(window, drawRgn);
slouken@0
   412
		CalcVisBehind(window, drawRgn);
slouken@0
   413
		DrawMenuBar();
slouken@0
   414
slouken@0
   415
		SetPort(savePort);
slouken@0
   416
		gSaveMenuBar = 0;
slouken@0
   417
slouken@0
   418
		/* Now show the control strip if it's present */
slouken@0
   419
		if (!Gestalt(gestaltControlStripAttr, &response) && 
slouken@0
   420
				(response & (1L << gestaltControlStripExists)))
slouken@0
   421
			{
slouken@0
   422
			if (gSaveCSVis && !SBIsControlStripVisible())
slouken@0
   423
				SBShowHideControlStrip(true);
slouken@0
   424
			gSaveCSVis = true;
slouken@0
   425
			}
slouken@0
   426
slouken@0
   427
		/* Yield time so that floaters can catch up */
slouken@0
   428
		EventAvail(0, &theEvent);
slouken@0
   429
		EventAvail(0, &theEvent);
slouken@0
   430
		EventAvail(0, &theEvent);
slouken@0
   431
		EventAvail(0, &theEvent);
slouken@0
   432
		}
slouken@0
   433
slouken@0
   434
CLEANUP:
slouken@0
   435
slouken@0
   436
	if (drawRgn) DisposeRgn(drawRgn);
slouken@0
   437
	if (menuRgn) DisposeRgn(menuRgn);
slouken@0
   438
	if (tempRgn) DisposeRgn(tempRgn);
slouken@0
   439
#endif /* !TARGET_API_MAC_CARBON */
slouken@0
   440
}
slouken@0
   441
slouken@0
   442
/* Various screen update functions available */
slouken@0
   443
static void ROM_DirectUpdate(_THIS, int numrects, SDL_Rect *rects);
slouken@0
   444
static void ROM_WindowUpdate(_THIS, int numrects, SDL_Rect *rects);
slouken@0
   445
slouken@0
   446
static void ROM_UnsetVideoMode(_THIS, SDL_Surface *current)
slouken@0
   447
{
slouken@0
   448
	/* Free the current window, if any */
slouken@0
   449
	if ( SDL_Window != nil ) {
slouken@0
   450
		GWorldPtr memworld;
slouken@0
   451
		
slouken@0
   452
		/* Handle OpenGL support */
slouken@0
   453
		Mac_GL_Quit(this);
slouken@0
   454
slouken@0
   455
		memworld = (GWorldPtr)GetWRefCon(SDL_Window);
slouken@0
   456
		if ( memworld != nil ) {
slouken@0
   457
			UnlockPixels(GetGWorldPixMap(memworld));
slouken@0
   458
			DisposeGWorld(memworld);
slouken@0
   459
		}
slouken@0
   460
		if ( (current->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) {
slouken@0
   461
#if USE_QUICKTIME
slouken@0
   462
			EndFullScreen(fullscreen_ctx, nil);
slouken@0
   463
			SDL_Window = nil;
slouken@0
   464
#else
slouken@0
   465
			ROM_ShowMenuBar(this);
slouken@0
   466
#endif
slouken@0
   467
		}
slouken@0
   468
	}
slouken@0
   469
	current->pixels = NULL;
slouken@0
   470
	current->flags &= ~(SDL_HWSURFACE|SDL_FULLSCREEN);
slouken@0
   471
}
slouken@0
   472
slouken@0
   473
static SDL_Surface *ROM_SetVideoMode(_THIS, SDL_Surface *current,
slouken@0
   474
				int width, int height, int bpp, Uint32 flags)
slouken@0
   475
{
slouken@0
   476
	Rect wrect, orect;
slouken@0
   477
#if TARGET_API_MAC_CARBON
slouken@0
   478
	Rect tmprect;
slouken@0
   479
#endif
slouken@0
   480
slouken@0
   481
	/* Free any previous video mode */
slouken@0
   482
	ROM_UnsetVideoMode(this, current);
slouken@0
   483
slouken@0
   484
	/* Create the ROM window and SDL video surface */
slouken@0
   485
	current->flags = 0;		/* Clear flags */
slouken@0
   486
	current->w = width;
slouken@0
   487
	current->h = height;
slouken@0
   488
	SetRect(&wrect, 0, 0, width, height);
slouken@0
   489
	if ( SDL_Window ) {
slouken@0
   490
		/* If we recreate the window, don't move it around */
slouken@0
   491
#if TARGET_API_MAC_CARBON
slouken@0
   492
		orect = *GetWindowPortBounds(SDL_Window, &tmprect);
slouken@0
   493
#else
slouken@0
   494
		orect = SDL_Window->portRect;
slouken@0
   495
#endif
slouken@0
   496
		OffsetRect(&wrect, orect.left, orect.top);
slouken@0
   497
	} else {
slouken@0
   498
		/* Center the window the first time we show it */
slouken@0
   499
		OffsetRect(&wrect,
slouken@0
   500
		(SDL_modelist[0]->w-width)/2, (SDL_modelist[0]->h-height)/2);
slouken@0
   501
	}
slouken@0
   502
slouken@0
   503
#if MACOSX && !USE_QUICKTIME
slouken@0
   504
	/* Hum.. fullscreen mode is broken */
slouken@0
   505
	flags &= ~SDL_FULLSCREEN;
slouken@0
   506
#endif
slouken@0
   507
	if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) {
slouken@0
   508
		/* Create the fullscreen window and use screen bits */
slouken@0
   509
		current->flags |= SDL_HWSURFACE|SDL_FULLSCREEN;
slouken@0
   510
		if ( SDL_Window ) {
slouken@0
   511
			DisposeWindow(SDL_Window);
slouken@0
   512
		}
slouken@0
   513
#if USE_QUICKTIME
slouken@0
   514
		BeginFullScreen(&fullscreen_ctx, nil, 0,0, &SDL_Window, nil, 0);
slouken@0
   515
#else
slouken@0
   516
		SDL_Window = NewCWindow(nil, &wrect, "\p", true, plainDBox,
slouken@0
   517
						(WindowPtr)-1, false, 0);
slouken@0
   518
		ROM_HideMenuBar(this);
slouken@0
   519
#endif
slouken@0
   520
		current->pitch = (**(**SDL_Display).gdPMap).rowBytes & 0x3FFF;
slouken@0
   521
		current->pixels = (**(**SDL_Display).gdPMap).baseAddr;
slouken@0
   522
		this->UpdateRects = ROM_DirectUpdate;
slouken@0
   523
	} else {
slouken@0
   524
		GWorldPtr memworld;
slouken@0
   525
		PixMapHandle pixmap;
slouken@0
   526
		int style;
slouken@0
   527
slouken@0
   528
		style = noGrowDocProc;
slouken@0
   529
		if ( flags & SDL_NOFRAME ) {
slouken@0
   530
			style = plainDBox;
slouken@0
   531
			current->flags |= SDL_NOFRAME;
slouken@0
   532
		} else
slouken@0
   533
		if ( flags & SDL_RESIZABLE ) {
slouken@0
   534
			style = zoomDocProc;
slouken@0
   535
			current->flags |= SDL_RESIZABLE;
slouken@0
   536
		}
slouken@0
   537
		if ( SDL_Window && (style == current_style) ) {
slouken@0
   538
			/* Resize existing window, if necessary */
slouken@0
   539
			if ( ((orect.right-orect.left) != width) ||
slouken@0
   540
			     ((orect.bottom-orect.top) != height) ) {
slouken@0
   541
				SizeWindow(SDL_Window, width, height, false);
slouken@0
   542
			}
slouken@0
   543
		} else {
slouken@0
   544
			/* Recreate the window in the new style */
slouken@0
   545
			if ( SDL_Window ) {
slouken@0
   546
				DisposeWindow(SDL_Window);
slouken@0
   547
			}
slouken@0
   548
			SDL_Window = NewCWindow(nil, &wrect, "\p", true,
slouken@0
   549
			                        style, (WindowPtr)-1, true, 0);
slouken@0
   550
slouken@0
   551
			/* Set the window title, if any */
slouken@0
   552
			{ char *title;
slouken@0
   553
				SDL_WM_GetCaption(&title, NULL);
slouken@0
   554
				if ( title ) {
slouken@0
   555
					Mac_SetCaption(this, title, NULL);
slouken@0
   556
				}
slouken@0
   557
			}
slouken@0
   558
		}
slouken@0
   559
		current_style = style;
slouken@0
   560
		SetPalette(SDL_Window, SDL_CPal, false);
slouken@0
   561
		ActivatePalette(SDL_Window);
slouken@0
   562
		if ( NewGWorld(&memworld, 0,
slouken@0
   563
#if TARGET_API_MAC_CARBON
slouken@0
   564
			       GetWindowPortBounds(SDL_Window, &tmprect),
slouken@0
   565
#else
slouken@0
   566
			       &SDL_Window->portRect,
slouken@0
   567
#endif
slouken@0
   568
			       SDL_CTab, nil, 0) != noErr ) {
slouken@0
   569
			SDL_SetError("NewGWorld() failed");
slouken@0
   570
			return(NULL);
slouken@0
   571
		}
slouken@0
   572
		SetWRefCon(SDL_Window, (long)memworld);
slouken@0
   573
		pixmap = GetGWorldPixMap(memworld);
slouken@0
   574
		LockPixels(pixmap);
slouken@0
   575
		current->pitch = (**pixmap).rowBytes & 0x3FFF;
slouken@0
   576
		current->pixels = GetPixBaseAddr(pixmap);
slouken@0
   577
		this->UpdateRects = ROM_WindowUpdate;
slouken@0
   578
	}
slouken@0
   579
	SetPortWindowPort(SDL_Window);
slouken@0
   580
	SelectWindow(SDL_Window);
slouken@0
   581
slouken@0
   582
	/* Handle OpenGL support */
slouken@0
   583
	if ( flags & SDL_OPENGL ) {
slouken@0
   584
		if ( Mac_GL_Init(this) == 0 ) {
slouken@0
   585
			current->flags |= SDL_OPENGL;
slouken@0
   586
		} else {
slouken@0
   587
			current = NULL;
slouken@0
   588
		}
slouken@0
   589
	}
slouken@0
   590
	
slouken@0
   591
	if ( (flags & SDL_HWPALETTE) && (flags & SDL_FULLSCREEN) )
slouken@0
   592
	   current->flags |= SDL_HWPALETTE;
slouken@0
   593
	   
slouken@0
   594
	/* We're live! */
slouken@0
   595
	return(current);
slouken@0
   596
}
slouken@0
   597
slouken@0
   598
/* We don't actually allow hardware surfaces other than the main one */
slouken@0
   599
static int ROM_AllocHWSurface(_THIS, SDL_Surface *surface)
slouken@0
   600
{
slouken@0
   601
	return(-1);
slouken@0
   602
}
slouken@0
   603
static void ROM_FreeHWSurface(_THIS, SDL_Surface *surface)
slouken@0
   604
{
slouken@0
   605
	return;
slouken@0
   606
}
slouken@0
   607
static int ROM_LockHWSurface(_THIS, SDL_Surface *surface)
slouken@0
   608
{
slouken@0
   609
	return(0);
slouken@0
   610
}
slouken@0
   611
static void ROM_UnlockHWSurface(_THIS, SDL_Surface *surface)
slouken@0
   612
{
slouken@0
   613
	return;
slouken@0
   614
}
slouken@0
   615
slouken@0
   616
static void ROM_DirectUpdate(_THIS, int numrects, SDL_Rect *rects)
slouken@0
   617
{
slouken@0
   618
	/* The application is already updating the visible video memory */
slouken@0
   619
	return;
slouken@0
   620
}
slouken@0
   621
slouken@0
   622
static void ROM_WindowUpdate(_THIS, int numrects, SDL_Rect *rects)
slouken@0
   623
{
slouken@0
   624
	GWorldPtr memworld;
slouken@0
   625
	GrafPtr saveport;
slouken@0
   626
	CGrafPtr thePort;
slouken@0
   627
	const BitMap *memBits;
slouken@0
   628
	const BitMap *winBits;
slouken@0
   629
	int i;
slouken@0
   630
	Rect update;
slouken@0
   631
	
slouken@0
   632
	/* Copy from the offscreen GWorld to the window port */
slouken@0
   633
	GetPort(&saveport);
slouken@0
   634
	SetPortWindowPort(SDL_Window);
slouken@0
   635
	thePort = GetWindowPort(SDL_Window);
slouken@0
   636
	memworld = (GWorldPtr)GetWRefCon(SDL_Window);
slouken@0
   637
#if TARGET_API_MAC_CARBON
slouken@0
   638
	memBits = GetPortBitMapForCopyBits((CGrafPtr) memworld);
slouken@0
   639
#else
slouken@0
   640
	memBits = &((GrafPtr)memworld)->portBits;
slouken@0
   641
#endif
slouken@0
   642
#if TARGET_API_MAC_CARBON
slouken@0
   643
	winBits = GetPortBitMapForCopyBits(thePort);
slouken@0
   644
#else
slouken@0
   645
	winBits = &SDL_Window->portBits;
slouken@0
   646
#endif
slouken@0
   647
	for ( i=0; i<numrects; ++i ) {
slouken@0
   648
		update.left = rects[i].x;
slouken@0
   649
		update.right = rects[i].x+rects[i].w;
slouken@0
   650
		update.top = rects[i].y;
slouken@0
   651
		update.bottom = rects[i].y+rects[i].h;
slouken@0
   652
		CopyBits(memBits, winBits,
slouken@0
   653
			 &update, &update, srcCopy, nil);
slouken@0
   654
	}
slouken@0
   655
#if TARGET_API_MAC_CARBON
slouken@0
   656
	if ( QDIsPortBuffered(thePort) ) {
slouken@0
   657
		QDFlushPortBuffer(thePort, NULL);
slouken@0
   658
	}
slouken@0
   659
#endif
slouken@0
   660
	SetPort(saveport);
slouken@0
   661
}
slouken@0
   662
slouken@0
   663
static int ROM_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
slouken@0
   664
{
slouken@0
   665
	CTabHandle cTab;
slouken@0
   666
	int i;
slouken@0
   667
slouken@0
   668
	/* Get the colortable from the either the display or window */
slouken@0
   669
	if ( (this->screen->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) {
slouken@0
   670
		cTab = (**(**SDL_Display).gdPMap).pmTable;
slouken@0
   671
	} else {
slouken@0
   672
		cTab = SDL_CTab;
slouken@0
   673
	}
slouken@0
   674
slouken@0
   675
	/* Verify the range of colors */
slouken@0
   676
	if ( (firstcolor+ncolors) > ((**cTab).ctSize+1) ) {
slouken@0
   677
		return(0);
slouken@0
   678
	}
slouken@0
   679
	
slouken@0
   680
	/* Set the screen palette and update the display */
slouken@0
   681
	for ( i=0; i< ncolors; ++i ) {
slouken@0
   682
	        int j = firstcolor + i;
slouken@0
   683
		(**cTab).ctTable[j].value = j;
slouken@0
   684
		(**cTab).ctTable[j].rgb.red = colors[i].r << 8 | colors[i].r;
slouken@0
   685
		(**cTab).ctTable[j].rgb.green = colors[i].g << 8 | colors[i].g;
slouken@0
   686
		(**cTab).ctTable[j].rgb.blue = colors[i].b << 8 | colors[i].b;
slouken@0
   687
	}
slouken@0
   688
//	if ( (this->screen->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) 
slouken@0
   689
{
slouken@0
   690
		GDevice **odisplay;
slouken@0
   691
		odisplay = GetGDevice();
slouken@0
   692
		SetGDevice(SDL_Display);
slouken@0
   693
		SetEntries(0, (**cTab).ctSize, (ColorSpec *)&(**cTab).ctTable);
slouken@0
   694
		SetGDevice(odisplay);
slouken@0
   695
	}
slouken@0
   696
	return(1);
slouken@0
   697
}
slouken@0
   698
slouken@0
   699
void ROM_VideoQuit(_THIS)
slouken@0
   700
{
slouken@0
   701
	int i;
slouken@0
   702
slouken@0
   703
	/* Free current video mode */
slouken@0
   704
	ROM_UnsetVideoMode(this, this->screen);
slouken@0
   705
	if ( SDL_Window ) {
slouken@0
   706
		DisposeWindow(SDL_Window);
slouken@0
   707
		SDL_Window = nil;
slouken@0
   708
	}
slouken@0
   709
slouken@0
   710
	/* Free palette and restore original one */
slouken@0
   711
	if ( SDL_CTab != nil ) {
slouken@0
   712
		DisposeHandle((Handle)SDL_CTab);
slouken@0
   713
		SDL_CTab = nil;
slouken@0
   714
	}
slouken@0
   715
	if ( SDL_CPal != nil ) {
slouken@0
   716
		DisposePalette(SDL_CPal);
slouken@0
   717
		SDL_CPal = nil;
slouken@0
   718
	}
slouken@0
   719
	RestoreDeviceClut(GetMainDevice());
slouken@0
   720
slouken@0
   721
	/* Free list of video modes */
slouken@0
   722
	if ( SDL_modelist != NULL ) {
slouken@0
   723
		for ( i=0; SDL_modelist[i]; ++i ) {
slouken@0
   724
			free(SDL_modelist[i]);
slouken@0
   725
		}
slouken@0
   726
		free(SDL_modelist);
slouken@0
   727
		SDL_modelist = NULL;
slouken@0
   728
	}
slouken@0
   729
}
slouken@0
   730