Example #1
0
bool OpenGLDisplay::initialize()
{
	switch( theApp.cartridgeType )
	{
	case IMAGE_GBA:
		theApp.sizeX = 240;
		theApp.sizeY = 160;
		break;
	case IMAGE_GB:
		if ( gbBorderOn )
		{
			theApp.sizeX = 256;
			theApp.sizeY = 224;
		}
		else
		{
			theApp.sizeX = 160;
			theApp.sizeY = 144;
		}
		break;
	}


	switch(theApp.videoOption)
	{
	case VIDEO_1X:
		theApp.surfaceSizeX = theApp.sizeX;
		theApp.surfaceSizeY = theApp.sizeY;
		break;
	case VIDEO_2X:
		theApp.surfaceSizeX = theApp.sizeX * 2;
		theApp.surfaceSizeY = theApp.sizeY * 2;
		break;
	case VIDEO_3X:
		theApp.surfaceSizeX = theApp.sizeX * 3;
		theApp.surfaceSizeY = theApp.sizeY * 3;
		break;
	case VIDEO_4X:
		theApp.surfaceSizeX = theApp.sizeX * 4;
		theApp.surfaceSizeY = theApp.sizeY * 4;
		break;
	case VIDEO_320x240:
	case VIDEO_640x480:
	case VIDEO_800x600:
	case VIDEO_OTHER:
		{
			if( theApp.fullScreenStretch ) {
				theApp.surfaceSizeX = theApp.fsWidth;
				theApp.surfaceSizeY = theApp.fsHeight;
			} else {
				float scaleX = (float)theApp.fsWidth / (float)theApp.sizeX;
				float scaleY = (float)theApp.fsHeight / (float)theApp.sizeY;
				float min = ( scaleX < scaleY ) ? scaleX : scaleY;
				if( theApp.fsMaxScale )
					min = ( min > (float)theApp.fsMaxScale ) ? (float)theApp.fsMaxScale : min;
				theApp.surfaceSizeX = (int)((float)theApp.sizeX * min);
				theApp.surfaceSizeY = (int)((float)theApp.sizeY * min);
			}
		}
		break;
	}

	theApp.rect.left = 0;
	theApp.rect.top = 0;
	theApp.rect.right = theApp.sizeX;
	theApp.rect.bottom = theApp.sizeY;

	theApp.dest.left = 0;
	theApp.dest.top = 0;
	theApp.dest.right = theApp.surfaceSizeX;
	theApp.dest.bottom = theApp.surfaceSizeY;

	DWORD style = WS_POPUP | WS_VISIBLE;
	DWORD styleEx = 0;

	if( theApp.videoOption <= VIDEO_4X )
		style |= WS_OVERLAPPEDWINDOW;
	else
		styleEx = 0;

	if( theApp.videoOption <= VIDEO_4X )
		AdjustWindowRectEx( &theApp.dest, style, TRUE, styleEx );
	else
		AdjustWindowRectEx( &theApp.dest, style, FALSE, styleEx );    

	int winSizeX = theApp.dest.right - theApp.dest.left;
	int winSizeY = theApp.dest.bottom - theApp.dest.top;
	int x = 0, y = 0;

	if( theApp.videoOption <= VIDEO_4X ) {
		x = theApp.windowPositionX;
		y = theApp.windowPositionY;
	} else {
		winSizeX = theApp.fsWidth;
		winSizeY = theApp.fsHeight;
	}

	// Create a window
	MainWnd *pWnd = new MainWnd;
	theApp.m_pMainWnd = pWnd;

	pWnd->CreateEx(
		styleEx,
		theApp.wndClass,
		"VisualBoyAdvance",
		style,
		x,y,winSizeX,winSizeY,
		NULL,
		0 );
	
	if (!(HWND)*pWnd) {
		winlog("Error creating Window %08x\n", GetLastError());
		return FALSE;
	}
	
	theApp.updateMenuBar();
	
	theApp.adjustDestRect();
	
	theApp.mode320Available = FALSE;
	theApp.mode640Available = FALSE;
	theApp.mode800Available = FALSE;

	CDC *dc = pWnd->GetDC();
	HDC hDC = dc->GetSafeHdc();

	PIXELFORMATDESCRIPTOR pfd = { 
		sizeof(PIXELFORMATDESCRIPTOR),
		1,                     // version number 
		PFD_DRAW_TO_WINDOW |   // support window 
		PFD_SUPPORT_OPENGL |   // support OpenGL 
		PFD_DOUBLEBUFFER,      // double buffered 
		PFD_TYPE_RGBA,         // RGBA type 
		24,                    // 24-bit color depth 
		0, 0, 0, 0, 0, 0,      // color bits ignored 
		0,                     // no alpha buffer 
		0,                     // shift bit ignored 
		0,                     // no accumulation buffer 
		0, 0, 0, 0,            // accum bits ignored 
		32,                    // 32-bit z-buffer     
		0,                     // no stencil buffer 
		0,                     // no auxiliary buffer 
		PFD_MAIN_PLANE,        // main layer 
		0,                     // reserved 
		0, 0, 0                // layer masks ignored 
	};
	
	int  iPixelFormat; 
	if( !(iPixelFormat = ChoosePixelFormat( hDC, &pfd )) ) {
		winlog( "Failed ChoosePixelFormat\n" );
		return false;
	}
	
	// obtain detailed information about
	// the device context's first pixel format
	if( !( DescribePixelFormat(
		hDC,
		iPixelFormat,
		sizeof(PIXELFORMATDESCRIPTOR),
		&pfd ) ) )
	{
		winlog( "Failed DescribePixelFormat\n" );
		return false;
	}
	
	if( !SetPixelFormat( hDC, iPixelFormat, &pfd ) ) {
		winlog( "Failed SetPixelFormat\n" );
		return false;
	}
	
	if( !( hglrc = wglCreateContext( hDC ) ) ) {
		winlog( "Failed wglCreateContext\n" );
		return false;
	}
	
	if( !wglMakeCurrent(hDC, hglrc) ) {
		winlog( "Failed wglMakeCurrent\n" );
		return false;
	}
	
	pWnd->ReleaseDC( dc );
	
	// setup 2D gl environment
	glPushAttrib( GL_ENABLE_BIT );
	glDisable( GL_DEPTH_TEST );
	glDisable( GL_CULL_FACE );
	glEnable( GL_TEXTURE_2D );

	initializeMatrices( theApp.surfaceSizeX, theApp.surfaceSizeY );

	setVSync( theApp.vsync );

#ifdef MMX
	if(!theApp.disableMMX)
		cpu_mmx = theApp.detectMMX();
	else
		cpu_mmx = 0;
#endif

	systemRedShift = 3;
	systemGreenShift = 11;
	systemBlueShift = 19;
	systemColorDepth = 32;
	theApp.fsColorDepth = 32;
	
	Init_2xSaI(32);
	
	utilUpdateSystemColorMaps();
	theApp.updateFilter();
	theApp.updateIFB();
	
	if(failed)
		return false;
	
	pWnd->DragAcceptFiles(TRUE);

	return TRUE;  
}
Example #2
0
bool VBA::preInitialize()
{
	switch( cartridgeType )
	{
	case IMAGE_GBA:
		sizeX = 240;
		sizeY = 160;
		break;
	}

	switch( videoOption )
	{
	case VIDEO_1X:
		surfaceSizeX = sizeX;
		surfaceSizeY = sizeY;
		break;
	case VIDEO_2X:
		surfaceSizeX = sizeX * 2;
		surfaceSizeY = sizeY * 2;
		break;
	case VIDEO_3X:
		surfaceSizeX = sizeX * 3;
		surfaceSizeY = sizeY * 3;
		break;
	case VIDEO_4X:
		surfaceSizeX = sizeX * 4;
		surfaceSizeY = sizeY * 4;
		break;
	case VIDEO_320x240:
	case VIDEO_640x480:
	case VIDEO_800x600:
	case VIDEO_1024x768:
	case VIDEO_1280x1024:
	case VIDEO_OTHER:
		float scaleX = (float)fsWidth / sizeX;
		float scaleY = (float)fsHeight / sizeY;
		float min = ( scaleX < scaleY ) ? scaleX : scaleY;
		if( fullScreenStretch ) {
			surfaceSizeX = fsWidth;
			surfaceSizeY = fsHeight;
		} else {
			surfaceSizeX = (int)( sizeX * min );
			surfaceSizeY = (int)( sizeY * min );
		}
		break;
	}

	rect.left = 0;
	rect.top = 0;
	rect.right = sizeX;
	rect.bottom = sizeY;

	dest.left = 0;
	dest.top = 0;
	dest.right = surfaceSizeX;
	dest.bottom = surfaceSizeY;


	DWORD style = WS_POPUP | WS_VISIBLE;
	DWORD styleEx = 0;

	if( videoOption <= VIDEO_4X ) {
		style |= WS_OVERLAPPEDWINDOW;
	} else {
		styleEx = 0;
	}

	if( videoOption <= VIDEO_4X ) {
		AdjustWindowRectEx( &dest, style, TRUE, styleEx );
	} else {
		AdjustWindowRectEx( &dest, style, FALSE, styleEx );
	}

	int winSizeX = dest.right-dest.left;
	int winSizeY = dest.bottom-dest.top;

	if( videoOption > VIDEO_4X ) {
		winSizeX = fsWidth;
		winSizeY = fsHeight;
	}

	int x = 0, y = 0;

	if( videoOption <= VIDEO_4X ) {
		x = windowPositionX;
		y = windowPositionY;
	}


	// Create a window
	MainWnd *pWnd = new MainWnd;
	m_pMainWnd = pWnd;

	pWnd->CreateEx(
		styleEx,
		wndClass,
		_T(VBA_NAME_AND_SUBVERSION),
		style,
		x, y,
		winSizeX, winSizeY,
		NULL,
		0
		);

	if( !((HWND)*pWnd) ) {
		// error creating window
		return false;
	}
	pWnd->DragAcceptFiles( TRUE );
	updateMenuBar();
	adjustDestRect();

	return true;
}