[msbuild] Add support for Metal in the simulator. Fixes #7392. (#7983) (

#7992)

msbuild/Xamarin.Mac.Tasks/Xamarin.Mac.Common.targets

@@ -340,6 +340,7 @@ Copyright (C) 2014 Xamarin. All rights reserved.
 			TargetFrameworkIdentifier="$(TargetFrameworkIdentifier)"
 			ResourcePrefix="$(XamMacResourcePrefix)"
 			SdkDevPath="$(_SdkDevPath)"
+			SdkIsSimulator="false"
 			SdkRoot="$(_SdkRoot)"
 			SdkVersion="$(MacOSXSdkVersion)"
 			SourceFile="@(Metal)">

msbuild/Xamarin.MacDev.Tasks.Core/Tasks/MetalTaskBase.cs

@@ -33,6 +33,9 @@ public abstract class MetalTaskBase : ToolTask
 		[Required]
 		public string SdkVersion { get; set; }
 
+		[Required]
+		public bool SdkIsSimulator { get; set; }
+
 		[Required]
 		public string SdkRoot { get; set; }
 
@@ -55,13 +58,13 @@ protected virtual string OperatingSystem {
 			get {
 				switch (PlatformFrameworkHelper.GetFramework (TargetFrameworkIdentifier)) {
 				case PlatformFramework.WatchOS:
-					return "watchos";
+					return SdkIsSimulator ? "watchos-simulator" : "watchos";
 				case PlatformFramework.TVOS:
-					return "tvos";
+					return SdkIsSimulator ? "tvos-simulator" : "tvos";
 				case PlatformFramework.MacOS:
 					return "macosx";
 				case PlatformFramework.iOS:
-					return "ios";
+					return SdkIsSimulator ? "iphonesimulator" : "ios";
 				default:
 					Log.LogError ($"Unknown target framework identifier: {TargetFrameworkIdentifier}.");
 					return string.Empty;

msbuild/Xamarin.iOS.Tasks.Core/Xamarin.iOS.Common.targets

@@ -595,8 +595,6 @@ Copyright (C) 2013-2016 Xamarin. All rights reserved.
 	</Target>
 
 	<Target Name="_SmeltMetal" Condition="'$(_CanOutputAppBundle)' == 'true' And '@(Metal)' != ''" DependsOnTargets="_DetectSdkLocations">
-		<Error Condition="'$(ComputedPlatform)' == 'iPhoneSimulator'" Text="The iOS Simulator does not support metal. Build for a device instead."/>
-
 		<Metal
 			SessionId="$(BuildSessionId)"
 			Condition="'$(IsMacEnabled)' == 'true' and '%(Metal.Identity)' != ''"
@@ -606,6 +604,7 @@ Copyright (C) 2013-2016 Xamarin. All rights reserved.
 			TargetFrameworkIdentifier="$(TargetFrameworkIdentifier)"
 			ResourcePrefix="$(IPhoneResourcePrefix)"
 			SdkDevPath="$(_SdkDevPath)"
+			SdkIsSimulator="$(_SdkIsSimulator)"
 			SdkRoot="$(_SdkRoot)"
 			SdkVersion="$(MtouchSdkVersion)"
 			SourceFile="@(Metal)">

msbuild/tests/MyMetalGame/GameViewController.cs

@@ -208,6 +208,8 @@ void SetupRenderPassDescriptorForTexture (IMTLTexture texture)
 				//  If we need a depth texture and don't have one, or if the depth texture we have is the wrong size
 				//  Then allocate one of the proper size
 				MTLTextureDescriptor desc = MTLTextureDescriptor.CreateTexture2DDescriptor (MTLPixelFormat.Depth32Float, texture.Width, texture.Height, false);
+				if (ObjCRuntime.Runtime.Arch == ObjCRuntime.Arch.SIMULATOR)
+					desc.StorageMode = MTLStorageMode.Private;
 				depthTex = device.CreateTexture (desc);
 				depthTex.Label = "Depth";
 

msbuild/tests/MyMetalGame/MyMetalGame.sln

@@ -0,0 +1,23 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MyMetalGame", "MyMetalGame.csproj", "{4598E620-3F15-4F66-B01A-B7F9E45CE659}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|iPhoneSimulator = Debug|iPhoneSimulator
+		Release|iPhoneSimulator = Release|iPhoneSimulator
+		Debug|iPhone = Debug|iPhone
+		Release|iPhone = Release|iPhone
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{4598E620-3F15-4F66-B01A-B7F9E45CE659}.Debug|iPhoneSimulator.ActiveCfg = Debug|iPhoneSimulator
+		{4598E620-3F15-4F66-B01A-B7F9E45CE659}.Debug|iPhoneSimulator.Build.0 = Debug|iPhoneSimulator
+		{4598E620-3F15-4F66-B01A-B7F9E45CE659}.Release|iPhoneSimulator.ActiveCfg = Release|iPhoneSimulator
+		{4598E620-3F15-4F66-B01A-B7F9E45CE659}.Release|iPhoneSimulator.Build.0 = Release|iPhoneSimulator
+		{4598E620-3F15-4F66-B01A-B7F9E45CE659}.Debug|iPhone.ActiveCfg = Debug|iPhone
+		{4598E620-3F15-4F66-B01A-B7F9E45CE659}.Debug|iPhone.Build.0 = Debug|iPhone
+		{4598E620-3F15-4F66-B01A-B7F9E45CE659}.Release|iPhone.ActiveCfg = Release|iPhone
+		{4598E620-3F15-4F66-B01A-B7F9E45CE659}.Release|iPhone.Build.0 = Release|iPhone
+	EndGlobalSection
+EndGlobal

msbuild/tests/MyTVMetalGame/AppDelegate.cs

@@ -0,0 +1,56 @@
+using Foundation;
+using UIKit;
+
+namespace MyTVMetalGame {
+	// The UIApplicationDelegate for the application. This class is responsible for launching the
+	// User Interface of the application, as well as listening (and optionally responding) to application events from iOS.
+	[Register ("AppDelegate")]
+	public class AppDelegate : UIApplicationDelegate {
+		// class-level declarations
+
+		public override UIWindow Window {
+			get;
+			set;
+		}
+
+		public override bool FinishedLaunching (UIApplication application, NSDictionary launchOptions)
+		{
+			// Override point for customization after application launch.
+			// If not required for your application you can safely delete this method
+
+			return true;
+		}
+
+		public override void OnResignActivation (UIApplication application)
+		{
+			// Invoked when the application is about to move from active to inactive state.
+			// This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) 
+			// or when the user quits the application and it begins the transition to the background state.
+			// Games should use this method to pause the game.
+		}
+
+		public override void DidEnterBackground (UIApplication application)
+		{
+			// Use this method to release shared resources, save user data, invalidate timers and store the application state.
+			// If your application supports background exection this method is called instead of WillTerminate when the user quits.
+		}
+
+		public override void WillEnterForeground (UIApplication application)
+		{
+			// Called as part of the transiton from background to active state.
+			// Here you can undo many of the changes made on entering the background.
+		}
+
+		public override void OnActivated (UIApplication application)
+		{
+			// Restart any tasks that were paused (or not yet started) while the application was inactive. 
+			// If the application was previously in the background, optionally refresh the user interface.
+		}
+
+		public override void WillTerminate (UIApplication application)
+		{
+			// Called when the application is about to terminate. Save data, if needed. See also DidEnterBackground.
+		}
+	}
+}
+

msbuild/tests/MyTVMetalGame/Assets.xcassets/App Icon & Top Shelf Image.brandassets/App Icon - Large.imagestack/Back.imagestacklayer/Content.imageset/Contents.json

@@ -0,0 +1,54 @@
+{
+  "images": [
+    {
+      "idiom": "universal"
+    },
+    {
+      "scale": "1x",
+      "idiom": "universal"
+    },
+    {
+      "scale": "2x",
+      "idiom": "universal"
+    },
+    {
+      "scale": "3x",
+      "idiom": "universal"
+    },
+    {
+      "idiom": "iphone"
+    },
+    {
+      "scale": "1x",
+      "idiom": "iphone"
+    },
+    {
+      "scale": "2x",
+      "idiom": "iphone"
+    },
+    {
+      "subtype": "retina4",
+      "scale": "2x",
+      "idiom": "iphone"
+    },
+    {
+      "scale": "3x",
+      "idiom": "iphone"
+    },
+    {
+      "idiom": "ipad"
+    },
+    {
+      "scale": "1x",
+      "idiom": "ipad"
+    },
+    {
+      "scale": "2x",
+      "idiom": "ipad"
+    }
+  ],
+  "info": {
+    "version": 1,
+    "author": "xcode"
+  }
+}

msbuild/tests/MyTVMetalGame/Assets.xcassets/App Icon & Top Shelf Image.brandassets/App Icon - Large.imagestack/Back.imagestacklayer/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

msbuild/tests/MyTVMetalGame/Assets.xcassets/App Icon & Top Shelf Image.brandassets/App Icon - Large.imagestack/Contents.json

@@ -0,0 +1,17 @@
+{
+  "layers" : [
+    {
+      "filename" : "Front.imagestacklayer"
+    },
+    {
+      "filename" : "Middle.imagestacklayer"
+    },
+    {
+      "filename" : "Back.imagestacklayer"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

msbuild/tests/MyTVMetalGame/Assets.xcassets/App Icon & Top Shelf Image.brandassets/App Icon - Large.imagestack/Front.imagestacklayer/Content.imageset/Contents.json

@@ -0,0 +1,54 @@
+{
+  "images": [
+    {
+      "idiom": "universal"
+    },
+    {
+      "scale": "1x",
+      "idiom": "universal"
+    },
+    {
+      "scale": "2x",
+      "idiom": "universal"
+    },
+    {
+      "scale": "3x",
+      "idiom": "universal"
+    },
+    {
+      "idiom": "iphone"
+    },
+    {
+      "scale": "1x",
+      "idiom": "iphone"
+    },
+    {
+      "scale": "2x",
+      "idiom": "iphone"
+    },
+    {
+      "subtype": "retina4",
+      "scale": "2x",
+      "idiom": "iphone"
+    },
+    {
+      "scale": "3x",
+      "idiom": "iphone"
+    },
+    {
+      "idiom": "ipad"
+    },
+    {
+      "scale": "1x",
+      "idiom": "ipad"
+    },
+    {
+      "scale": "2x",
+      "idiom": "ipad"
+    }
+  ],
+  "info": {
+    "version": 1,
+    "author": "xcode"
+  }
+}

msbuild/tests/MyTVMetalGame/Assets.xcassets/App Icon & Top Shelf Image.brandassets/App Icon - Large.imagestack/Front.imagestacklayer/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

msbuild/tests/MyTVMetalGame/Assets.xcassets/App Icon & Top Shelf Image.brandassets/App Icon - Large.imagestack/Middle.imagestacklayer/Content.imageset/Contents.json

@@ -0,0 +1,54 @@
+{
+  "images": [
+    {
+      "idiom": "universal"
+    },
+    {
+      "scale": "1x",
+      "idiom": "universal"
+    },
+    {
+      "scale": "2x",
+      "idiom": "universal"
+    },
+    {
+      "scale": "3x",
+      "idiom": "universal"
+    },
+    {
+      "idiom": "iphone"
+    },
+    {
+      "scale": "1x",
+      "idiom": "iphone"
+    },
+    {
+      "scale": "2x",
+      "idiom": "iphone"
+    },
+    {
+      "subtype": "retina4",
+      "scale": "2x",
+      "idiom": "iphone"
+    },
+    {
+      "scale": "3x",
+      "idiom": "iphone"
+    },
+    {
+      "idiom": "ipad"
+    },
+    {
+      "scale": "1x",
+      "idiom": "ipad"
+    },
+    {
+      "scale": "2x",
+      "idiom": "ipad"
+    }
+  ],
+  "info": {
+    "version": 1,
+    "author": "xcode"
+  }
+}

msbuild/tests/MyTVMetalGame/Assets.xcassets/App Icon & Top Shelf Image.brandassets/App Icon - Large.imagestack/Middle.imagestacklayer/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}