Cocoa Port: Expose the new feature to change the GPU color depth in the UI. (Related to commit 3b37058.)

desmume/src/frontend/cocoa/DefaultUserPrefs.plist

@@ -708,6 +708,8 @@
 	<false/>
 	<key>Render3D_ScalingFactor</key>
 	<integer>1</integer>
+	<key>Render3D_ColorFormat</key>
+	<integer>536895878</integer>
 	<key>Render3D_HighPrecisionColorInterpolation</key>
 	<true/>
 	<key>Render3D_LineHack</key>

desmume/src/frontend/cocoa/cocoa_GPU.mm

@@ -271,6 +271,19 @@ public:
 
 - (void) setGpuColorFormat:(NSUInteger)colorFormat
 {
+	// First check for a valid color format. Abort if the color format is invalid.
+	switch ((NDSColorFormat)colorFormat)
+	{
+		case NDSColorFormat_BGR555_Rev:
+		case NDSColorFormat_BGR666_Rev:
+		case NDSColorFormat_BGR888_Rev:
+			break;
+			
+		default:
+			return;
+	}
+	
+	// Change the color format.
 	[[self sharedData] finishAllDisplayViewsAtIndex:0];
 	[[self sharedData] finishAllDisplayViewsAtIndex:1];
 	

desmume/src/frontend/cocoa/userinterface/EmuControllerDelegate.mm

@@ -977,6 +977,7 @@
 	[[NSUserDefaults standardUserDefaults] setBool:[[cdsCore cdsGPU] render3DTextureSmoothing] forKey:@"Render3D_TextureSmoothing"];
 	[[NSUserDefaults standardUserDefaults] setBool:[[cdsCore cdsGPU] render3DFragmentSamplingHack] forKey:@"Render3D_FragmentSamplingHack"];
 	[[NSUserDefaults standardUserDefaults] setInteger:[[cdsCore cdsGPU] gpuScale] forKey:@"Render3D_ScalingFactor"];
+	[[NSUserDefaults standardUserDefaults] setInteger:[[cdsCore cdsGPU] gpuColorFormat] forKey:@"Render3D_ColorFormat"];
 	
 	[[NSUserDefaults standardUserDefaults] synchronize];
 }
@@ -2235,6 +2236,7 @@
 	[[cdsCore cdsGPU] setRender3DTextureSmoothing:[[NSUserDefaults standardUserDefaults] boolForKey:@"Render3D_TextureSmoothing"]];
 	[[cdsCore cdsGPU] setRender3DFragmentSamplingHack:[[NSUserDefaults standardUserDefaults] boolForKey:@"Render3D_FragmentSamplingHack"]];
 	[[cdsCore cdsGPU] setGpuScale:(NSUInteger)[[NSUserDefaults standardUserDefaults] integerForKey:@"Render3D_ScalingFactor"]];
+	[[cdsCore cdsGPU] setGpuColorFormat:(NSUInteger)[[NSUserDefaults standardUserDefaults] integerForKey:@"Render3D_ColorFormat"]];
 	
 	// Set the stylus options per user preferences.
 	[[cdsCore cdsController] setStylusPressure:[[NSUserDefaults standardUserDefaults] integerForKey:@"Emulation_StylusPressure"]];