Added a multiview test for the Mac. For now, locking focus on views t…

…o prevent glitches with multiple NSOpenGLViews on the Mac.

examples/Mac/FilterShowcase/FilterShowcase.xcodeproj/project.pbxproj

@@ -7,6 +7,7 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		BCB00A4C172B17F400DB804C /* GPUImage.framework in CopyFiles */ = {isa = PBXBuildFile; fileRef = BCF8678F17263F3500912E34 /* GPUImage.framework */; };
 		BCF8676E17263EAC00912E34 /* Cocoa.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = BCF8676D17263EAC00912E34 /* Cocoa.framework */; };
 		BCF8677817263EAC00912E34 /* InfoPlist.strings in Resources */ = {isa = PBXBuildFile; fileRef = BCF8677617263EAC00912E34 /* InfoPlist.strings */; };
 		BCF8677A17263EAC00912E34 /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = BCF8677917263EAC00912E34 /* main.m */; };
@@ -39,6 +40,19 @@
 		};
 /* End PBXContainerItemProxy section */
 
+/* Begin PBXCopyFilesBuildPhase section */
+		BCB00A4B172B17E900DB804C /* CopyFiles */ = {
+			isa = PBXCopyFilesBuildPhase;
+			buildActionMask = 2147483647;
+			dstPath = "";
+			dstSubfolderSpec = 10;
+			files = (
+				BCB00A4C172B17F400DB804C /* GPUImage.framework in CopyFiles */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXCopyFilesBuildPhase section */
+
 /* Begin PBXFileReference section */
 		BCF8676A17263EAC00912E34 /* FilterShowcase.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = FilterShowcase.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		BCF8676D17263EAC00912E34 /* Cocoa.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Cocoa.framework; path = System/Library/Frameworks/Cocoa.framework; sourceTree = SDKROOT; };
@@ -161,6 +175,7 @@
 			buildConfigurationList = BCF8678717263EAD00912E34 /* Build configuration list for PBXNativeTarget "FilterShowcase" */;
 			buildPhases = (
 				BCF8676617263EAC00912E34 /* Sources */,
+				BCB00A4B172B17E900DB804C /* CopyFiles */,
 				BCF8676717263EAC00912E34 /* Frameworks */,
 				BCF8676817263EAC00912E34 /* Resources */,
 			);

examples/Mac/MultiViewFilterExample/MultiViewFilterExample/MultiViewFilterExample-Info.plist

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>${EXECUTABLE_NAME}</string>
+	<key>CFBundleIconFile</key>
+	<string></string>
+	<key>CFBundleIdentifier</key>
+	<string>com.sunsetlakesoftware.${PRODUCT_NAME:rfc1034identifier}</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>${PRODUCT_NAME}</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>LSMinimumSystemVersion</key>
+	<string>${MACOSX_DEPLOYMENT_TARGET}</string>
+	<key>NSHumanReadableCopyright</key>
+	<string>Copyright © 2013 Sunset Lake Software LLC. All rights reserved.</string>
+	<key>NSMainNibFile</key>
+	<string>MainMenu</string>
+	<key>NSPrincipalClass</key>
+	<string>NSApplication</string>
+</dict>
+</plist>

examples/Mac/MultiViewFilterExample/MultiViewFilterExample/MultiViewFilterExample-Prefix.pch

@@ -0,0 +1,7 @@
+//
+// Prefix header for all source files of the 'MultiViewFilterExample' target in the 'MultiViewFilterExample' project
+//
+
+#ifdef __OBJC__
+    #import <Cocoa/Cocoa.h>
+#endif

examples/Mac/MultiViewFilterExample/MultiViewFilterExample/SLSAppDelegate.h

@@ -0,0 +1,11 @@
+#import <Cocoa/Cocoa.h>
+#import "SLSMultiViewWindowController.h"
+
+@interface SLSAppDelegate : NSObject <NSApplicationDelegate>
+{
+    SLSMultiViewWindowController *multiViewWindowController;
+}
+
+@property (assign) IBOutlet NSWindow *window;
+
+@end

examples/Mac/MultiViewFilterExample/MultiViewFilterExample/SLSAppDelegate.m

@@ -0,0 +1,11 @@
+#import "SLSAppDelegate.h"
+
+@implementation SLSAppDelegate
+
+- (void)applicationDidFinishLaunching:(NSNotification *)aNotification
+{
+    multiViewWindowController = [[SLSMultiViewWindowController alloc] initWithWindowNibName:@"SLSMultiViewWindowController"];
+    [multiViewWindowController showWindow:self];
+}
+
+@end

examples/Mac/MultiViewFilterExample/MultiViewFilterExample/SLSMultiViewWindowController.h

@@ -0,0 +1,12 @@
+#import <Cocoa/Cocoa.h>
+#import <GPUImage/GPUImage.h>
+
+@interface SLSMultiViewWindowController : NSWindowController
+{
+    GPUImageFilter *filter1, *filter2, *filter3;
+    GPUImageAVCamera *videoCamera;
+}
+
+@property(readwrite) IBOutlet GPUImageView *upperLeftView, *upperRightView, *lowerLeftView, *lowerRightView;
+
+@end

examples/Mac/MultiViewFilterExample/MultiViewFilterExample/SLSMultiViewWindowController.m

@@ -0,0 +1,45 @@
+#import "SLSMultiViewWindowController.h"
+
+@interface SLSMultiViewWindowController ()
+
+@end
+
+@implementation SLSMultiViewWindowController
+
+@synthesize upperLeftView = _upperLeftView, upperRightView = _upperRightView, lowerLeftView = _lowerLeftView, lowerRightView = _lowerRightView;
+
+- (id)initWithWindow:(NSWindow *)window
+{
+    self = [super initWithWindow:window];
+    if (self) {
+        // Initialization code here.
+    }
+
+    return self;
+}
+
+- (void)windowDidLoad
+{
+    [super windowDidLoad];
+
+    videoCamera = [[GPUImageAVCamera alloc] initWithSessionPreset:AVCaptureSessionPreset640x480 cameraPosition:AVCaptureDevicePositionUnspecified];
+
+    filter1 = [[GPUImageFilter alloc] initWithFragmentShaderFromFile:@"Shader1"];
+    filter2 = [[GPUImageFilter alloc] initWithFragmentShaderFromFile:@"Shader2"];
+    filter3 = [[GPUImageSepiaFilter alloc] init];
+    [filter1 forceProcessingAtSizeRespectingAspectRatio:self.upperRightView.sizeInPixels];
+    [filter2 forceProcessingAtSizeRespectingAspectRatio:self.lowerLeftView.sizeInPixels];
+    [filter3 forceProcessingAtSizeRespectingAspectRatio:self.upperRightView.sizeInPixels];
+
+    [videoCamera addTarget:self.upperLeftView];
+    [videoCamera addTarget:filter1];
+    [filter1 addTarget:self.upperRightView];
+    [videoCamera addTarget:filter2];
+    [filter2 addTarget:self.lowerLeftView];
+    [videoCamera addTarget:filter3];
+    [filter3 addTarget:self.lowerRightView];
+
+    [videoCamera startCameraCapture];
+}
+
+@end