Added support for preferedBackBufferWidth and Height.

git-svn-id: http://xni.googlecode.com/svn/XNI@56 ac433895-eea3-a490-d80a-17149a75e588

Classes/Retronator/Xni/Framework/Content/BasicEffectReader.m

@@ -25,6 +25,7 @@
 	effect.specularColor = content.specularColor;
 	effect.emissiveColor = content.emissiveColor;
 	effect.texture = [input readSharedResourceFrom:content.texture];
+	NSLog(@"loaded: %i", [effect.texture retainCount]);
 	effect.textureEnabled = effect.texture != nil;
 	
 	return effect;

Classes/Retronator/Xni/Framework/Content/ContentManager.m

@@ -83,7 +83,7 @@
 	// Check if we have already loaded this file.
 	id existing = [loadedFiles objectForKey:filePath];
 	if (existing) {
-		return existing;
+		return [existing retain]; // TODO: Expecting a retained object crap! Remove when proper.
 	}
 	
 	// Find extension and absolute path.

Classes/Retronator/Xni/Framework/Content/ModelMeshReader.m

@@ -18,6 +18,8 @@
 - (id) readFromInput:(ContentReader *)input into:(id)existingInstance {
 	ModelMeshContent *content = input.content;
 	
+	NSLog(@"Mesh: %@", content.name);
+	
 	// Create all model mesh parts.
 	NSMutableArray *meshParts = [NSMutableArray array];
 	for (ModelMeshPartContent *meshPartContent in content.meshParts) {

Classes/Retronator/Xni/Framework/GameHost.m

@@ -10,11 +10,13 @@
 #import <QuartzCore/QuartzCore.h>
 
 #import "Retronator.Xni.Framework.h"
+#import "Retronator.Xni.Framework.Media.h"
 
 @implementation GameHost
 
 - (id) init {
     if (self = [super init]) {
+		[MediaPlayer load];
         window = [[GameWindow alloc] init]; 		
     }
     return self;

Classes/Retronator/Xni/Framework/GameView.m

@@ -11,15 +11,15 @@
 
 @implementation GameView
 
-- (id) initWithFrame:(CGRect)frame {
+- (id) initWithFrame:(CGRect)frame {	
     if (self = [super initWithFrame:frame]) {
         
         viewSizeChanged = [[Event alloc] init];
 		
         CAEAGLLayer *eaglLayer = (CAEAGLLayer*)self.layer;
-        
-		eaglLayer.contentsScale = [UIScreen mainScreen].scale;
-        eaglLayer.opaque = TRUE;
+        		
+		//eaglLayer.contentsScale = [UIScreen mainScreen].scale;
+        eaglLayer.opaque = YES;
 		eaglLayer.drawableProperties = [NSDictionary dictionaryWithObjectsAndKeys:
                                         [NSNumber numberWithBool:NO], kEAGLDrawablePropertyRetainedBacking,
                                         kEAGLColorFormatRGBA8, kEAGLDrawablePropertyColorFormat, nil];

Classes/Retronator/Xni/Framework/GameViewController.m

@@ -102,7 +102,7 @@
 	[self dismissModalViewControllerAnimated:YES];	
 }
 
-- (void)loadView {
+- (void)loadView {	
     GameView *gameView = [[GameView alloc] initWithFrame:[UIScreen mainScreen].applicationFrame];
     self.view = gameView;
 	

Classes/Retronator/Xni/Framework/GameWindow.h

@@ -31,7 +31,7 @@
 @property (nonatomic, readonly) Event *orientationChanged;
 
 - (void) beginScreenDeviceChangeWithFullscreen:(BOOL)willBeFullscreen;
-- (void) endScreenDeviceChange;
+- (void) endScreenDeviceChangeWithClientWidth:(int)clientWidth clientHeight:(int)clientHeight;
 
 - (void) setSupportedOrientations:(DisplayOrientation)orientations;
 

Classes/Retronator/Xni/Framework/GameWindow.m

@@ -59,13 +59,50 @@
 - (void) beginScreenDeviceChangeWithFullscreen:(BOOL)willBeFullscreen {
     gameViewController.wantsFullScreenLayout = willBeFullscreen;
     [[UIApplication sharedApplication] setStatusBarHidden:willBeFullscreen];
-    gameViewController.view.frame = [UIScreen mainScreen].applicationFrame;
-	[clientBounds release];
-    clientBounds = [[self calculateClientBounds] retain];
 }
 
-- (void) endScreenDeviceChange {
-    
+- (void) endScreenDeviceChangeWithClientWidth:(int)clientWidth clientHeight:(int)clientHeight {
+	CGRect realFrame = [UIScreen mainScreen].applicationFrame;
+	float realAspectRatio = realFrame.size.width / realFrame.size.height;
+	
+	if (clientWidth == 0) {
+		clientWidth = realFrame.size.width;
+	}
+	
+	if (clientHeight == 0) {
+		clientHeight = realFrame.size.height;
+	}
+	
+	float targetAspectRatio = (float)clientWidth/(float)clientHeight;
+	CGRect targetFrame;
+	
+	if (targetAspectRatio >= realAspectRatio) {
+		// Add black borders on top and bottom.
+		targetFrame.size.width = realFrame.size.width;
+		targetFrame.size.height = targetFrame.size.width / targetAspectRatio;
+	} else {
+		// Add black borders on left and right.
+		targetFrame.size.height = realFrame.size.height;
+		targetFrame.size.width = targetFrame.size.height * targetAspectRatio;
+	}
+
+	// Center the window.
+	targetFrame.origin.x = realFrame.origin.x + (realFrame.size.width - targetFrame.size.width) / 2;
+	targetFrame.origin.y = realFrame.origin.y + (realFrame.size.height - targetFrame.size.height) / 2;
+	
+	// Resize the target view.
+	gameViewController.view.frame = targetFrame;
+
+	// Recalculate client bounds.
+	[clientBounds release];
+	clientBounds = [[self calculateClientBounds] retain];
+	
+	// Set scale factor.
+	if (targetAspectRatio >= realAspectRatio) {
+		gameViewController.view.contentScaleFactor = clientWidth / realFrame.size.width;
+	} else {
+		gameViewController.view.contentScaleFactor = clientHeight / realFrame.size.height;
+	}
 }
 
 - (void) initialize {
@@ -74,6 +111,7 @@
 	
 	// Create game view controller.
 	gameViewController = [[GameViewController alloc] initWithGameWindow:self];
+	
 	[((GameView*)gameViewController.view).viewSizeChanged
 	 subscribeDelegate:[Delegate delegateWithTarget:self Method:@selector(gameViewSizeChanged)]];
 	
@@ -102,7 +140,7 @@
 
 - (Rectangle*) calculateClientBounds {
 	Rectangle *bounds = [Rectangle rectangleWithCGRect:gameViewController.view.bounds];
-	float scale = [UIScreen mainScreen].scale;
+	float scale = gameViewController.view.contentScaleFactor;
 	bounds.width *= scale;
 	bounds.height *= scale;
 	return bounds;

Classes/Retronator/Xni/Framework/Graphics/GraphicsDevice+Internal.h

@@ -13,6 +13,8 @@
 @interface GraphicsDevice (Internal)
 
 - (uint) createTexture;
+- (void) releaseTexture:(uint)textureId;
+
 //- (void) getData:(void*)data fromTexture2D:(Texture2D*)texture level:(int)level;
 - (void) setData:(void*)data toTexture2D:(Texture2D*)texture SourceRectangle:(Rectangle*)rect level:(int)level;
 

Classes/Retronator/Xni/Framework/Graphics/GraphicsDevice.m

@@ -327,6 +327,10 @@
     return textureId;    
 }
 
+- (void) releaseTexture:(uint)textureId {
+	glDeleteTextures(1, &textureId);
+}
+
 - (void) setData:(void*)data toTexture2D:(Texture2D*)texture SourceRectangle:(Rectangle*)rect level:(int)level {
 	GLenum format, type;
 	[GraphicsDevice getFormat:&format AndType:&type ForSurfaceFormat:texture.format];

Classes/Retronator/Xni/Framework/Graphics/Texture2D.m

@@ -92,5 +92,12 @@
 	[graphicsDevice setData:data toTexture2D:self SourceRectangle:rect level:level];
 }
 
+- (void) dealloc
+{
+	[graphicsDevice releaseTexture:textureId];
+	[super dealloc];
+}
+
+
 
 @end

Classes/Retronator/Xni/Framework/GraphicsDeviceManager.m

@@ -72,6 +72,7 @@
 - (void) applyChanges {
 	[game.window setSupportedOrientations:supportedOrientations];
     [game.window beginScreenDeviceChangeWithFullscreen:isFullScreen];
+	[game.window endScreenDeviceChangeWithClientWidth:self.preferedBackBufferWidth clientHeight:self.preferedBackBufferHeight];
 	
 	if (graphicsDevice != nil && graphicsDevice.graphicsProfile != graphicsProfile) {
 		// Different graphics profile requested.
@@ -91,13 +92,11 @@
 			default:
 				break;
 		}
-        [game.window endScreenDeviceChange];
         [deviceCreated raiseWithSender:self];
     } else {
         // Reset the existing device.
         [deviceResetting raiseWithSender:self];
         [graphicsDevice reset];
-        [game.window endScreenDeviceChange];
         [deviceReset raiseWithSender:self];
     }
 }

Classes/Retronator/Xni/Framework/Input/Touch/TouchPanel.m

@@ -147,7 +147,7 @@ static TouchPanel *instance;
 }
 
 - (void) touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event {
-	float scale = [UIScreen mainScreen].scale;
+	float scale = view.contentScaleFactor;
 	for (UITouch *touch in touches) {
 		XniTouchLocation *location = [touchLocations objectForKey:touch];	
 		if (location) {			
@@ -194,7 +194,7 @@ static TouchPanel *instance;
 	lateReleaseTouches = temp;
 	
 	// Add new touches
-	float scale = [UIScreen mainScreen].scale;
+	float scale = view.contentScaleFactor;
 	for (UITouch *touch in addTouches) {
 		CGPoint position = [touch locationInView:view];
 		XniTouchLocation *location = [[[XniTouchLocation alloc]