RenderTexture2DExample

Examples/RenderTexture2DArrayExample.cs

@@ -22,6 +22,8 @@ class RenderTexture2DArrayExample : Example
 		Window = window;
 		GraphicsDevice = graphicsDevice;
 
+		Window.SetTitle("RenderTexture2DArray");
+
 		RenderTarget = Texture.CreateTexture2DArray(
 			GraphicsDevice,
 			16,

Examples/RenderTexture2DExample.cs

@@ -0,0 +1,118 @@
+using System;
+using MoonWorks;
+using MoonWorks.Graphics;
+using MoonWorks.Input;
+
+namespace MoonWorksGraphicsTests;
+
+class RenderTexture2DExample : Example
+{
+	private Texture[] textures = new Texture[4];
+
+    public override void Init(Window window, GraphicsDevice graphicsDevice, Inputs inputs)
+    {
+		Window = window;
+		GraphicsDevice = graphicsDevice;
+
+		Window.SetTitle("RenderTexture2D");
+
+		for (int i = 0; i < textures.Length; i += 1)
+		{
+			textures[i] = Texture.CreateTexture2D(
+				GraphicsDevice,
+				Window.Width / 4,
+				Window.Height / 4,
+				TextureFormat.R8G8B8A8,
+				TextureUsageFlags.ColorTarget | TextureUsageFlags.Sampler
+			);
+		}
+	}
+
+	public override void Update(System.TimeSpan delta) { }
+
+	public override void Draw(double alpha)
+	{
+		CommandBuffer cmdbuf = GraphicsDevice.AcquireCommandBuffer();
+		Texture swapchainTexture = cmdbuf.AcquireSwapchainTexture(Window);
+		if (swapchainTexture != null)
+		{
+			var renderPass = cmdbuf.BeginRenderPass(new ColorAttachmentInfo(textures[0], false, Color.Red));
+			cmdbuf.EndRenderPass(renderPass);
+
+			renderPass = cmdbuf.BeginRenderPass(new ColorAttachmentInfo(textures[1], false, Color.Blue));
+			cmdbuf.EndRenderPass(renderPass);
+
+			renderPass = cmdbuf.BeginRenderPass(new ColorAttachmentInfo(textures[2], false, Color.Green));
+			cmdbuf.EndRenderPass(renderPass);
+
+			renderPass = cmdbuf.BeginRenderPass(new ColorAttachmentInfo(textures[3], false, Color.Yellow));
+			cmdbuf.EndRenderPass(renderPass);
+
+			cmdbuf.Blit(
+				textures[0],
+				new TextureRegion
+				{
+					TextureSlice = swapchainTexture,
+					Width = swapchainTexture.Width / 2,
+					Height = swapchainTexture.Height / 2,
+					Depth = 1
+				},
+				Filter.Nearest,
+				false
+			);
+
+			cmdbuf.Blit(
+				textures[1],
+				new TextureRegion
+				{
+					TextureSlice = swapchainTexture,
+					X = swapchainTexture.Width / 2,
+					Width = swapchainTexture.Width / 2,
+					Height = swapchainTexture.Height / 2,
+					Depth = 1
+				},
+				Filter.Nearest,
+				false
+			);
+
+			cmdbuf.Blit(
+				textures[2],
+				new TextureRegion
+				{
+					TextureSlice = swapchainTexture,
+					Y = swapchainTexture.Height / 2,
+					Width = swapchainTexture.Width / 2,
+					Height = swapchainTexture.Height / 2,
+					Depth = 1
+				},
+				Filter.Nearest,
+				false
+			);
+
+			cmdbuf.Blit(
+				textures[3],
+				new TextureRegion
+				{
+					TextureSlice = swapchainTexture,
+					X = swapchainTexture.Width / 2,
+					Y = swapchainTexture.Height / 2,
+					Width = swapchainTexture.Width / 2,
+					Height = swapchainTexture.Height / 2,
+					Depth = 1
+				},
+				Filter.Nearest,
+				false
+			);
+		}
+
+		GraphicsDevice.Submit(cmdbuf);
+	}
+
+    public override void Destroy()
+    {
+        for (var i = 0; i < 4; i += 1)
+		{
+			textures[i].Dispose();
+		}
+    }
+}

Examples/RenderTexture2DGame.cs

@@ -1,129 +0,0 @@
-using MoonWorks;
-using MoonWorks.Graphics;
-using MoonWorks.Math.Float;
-
-namespace MoonWorks.Test
-{
-	class RenderTexture2DGame : Game
-	{
-		private GraphicsPipeline pipeline;
-		private GpuBuffer vertexBuffer;
-		private GpuBuffer indexBuffer;
-		private Texture[] textures = new Texture[4];
-		private Sampler sampler;
-
-		public RenderTexture2DGame() : base(TestUtils.GetStandardWindowCreateInfo(), TestUtils.GetStandardFrameLimiterSettings(), TestUtils.PreferredBackends, 60, true)
-		{
-			// Load the shaders
-			ShaderModule vertShaderModule = new ShaderModule(GraphicsDevice, TestUtils.GetShaderPath("TexturedQuad.vert"));
-			ShaderModule fragShaderModule = new ShaderModule(GraphicsDevice, TestUtils.GetShaderPath("TexturedQuad.frag"));
-
-			// Create the graphics pipeline
-			GraphicsPipelineCreateInfo pipelineCreateInfo = TestUtils.GetStandardGraphicsPipelineCreateInfo(
-				MainWindow.SwapchainFormat,
-				vertShaderModule,
-				fragShaderModule
-			);
-			pipelineCreateInfo.VertexInputState = VertexInputState.CreateSingleBinding<PositionTextureVertex>();
-			pipelineCreateInfo.VertexShaderInfo = GraphicsShaderInfo.Create(vertShaderModule, "main", 0);
-			pipelineCreateInfo.FragmentShaderInfo.SamplerBindingCount = 1;
-			pipeline = new GraphicsPipeline(GraphicsDevice, pipelineCreateInfo);
-
-			// Create sampler
-			SamplerCreateInfo samplerCreateInfo = SamplerCreateInfo.PointClamp;
-			sampler = new Sampler(GraphicsDevice, samplerCreateInfo);
-
-			// Create and populate the GPU resources
-			var resourceUploader = new ResourceUploader(GraphicsDevice);
-
-			vertexBuffer = resourceUploader.CreateBuffer(
-				[
-					new PositionTextureVertex(new Vector3(-1, -1, 0), new Vector2(0, 0)),
-					new PositionTextureVertex(new Vector3(0, -1, 0), new Vector2(1, 0)),
-					new PositionTextureVertex(new Vector3(0, 0, 0), new Vector2(1, 1)),
-					new PositionTextureVertex(new Vector3(-1, 0, 0), new Vector2(0, 1)),
-
-					new PositionTextureVertex(new Vector3(0, -1, 0), new Vector2(0, 0)),
-					new PositionTextureVertex(new Vector3(1, -1, 0), new Vector2(1, 0)),
-					new PositionTextureVertex(new Vector3(1, 0, 0), new Vector2(1, 1)),
-					new PositionTextureVertex(new Vector3(0, 0, 0), new Vector2(0, 1)),
-
-					new PositionTextureVertex(new Vector3(-1, 0, 0), new Vector2(0, 0)),
-					new PositionTextureVertex(new Vector3(0, 0, 0), new Vector2(1, 0)),
-					new PositionTextureVertex(new Vector3(0, 1, 0), new Vector2(1, 1)),
-					new PositionTextureVertex(new Vector3(-1, 1, 0), new Vector2(0, 1)),
-
-					new PositionTextureVertex(new Vector3(0, 0, 0), new Vector2(0, 0)),
-					new PositionTextureVertex(new Vector3(1, 0, 0), new Vector2(1, 0)),
-					new PositionTextureVertex(new Vector3(1, 1, 0), new Vector2(1, 1)),
-					new PositionTextureVertex(new Vector3(0, 1, 0), new Vector2(0, 1)),
-				],
-				BufferUsageFlags.Vertex
-			);
-
-			indexBuffer = resourceUploader.CreateBuffer<ushort>(
-				[
-					0, 1, 2,
-					0, 2, 3,
-				],
-				BufferUsageFlags.Index
-			);
-
-			resourceUploader.Upload();
-			resourceUploader.Dispose();
-
-			for (int i = 0; i < textures.Length; i += 1)
-			{
-				textures[i] = Texture.CreateTexture2D(
-					GraphicsDevice,
-					MainWindow.Width / 4,
-					MainWindow.Height / 4,
-					TextureFormat.R8G8B8A8,
-					TextureUsageFlags.ColorTarget | TextureUsageFlags.Sampler
-				);
-			}
-		}
-
-		protected override void Update(System.TimeSpan delta) { }
-
-		protected override void Draw(double alpha)
-		{
-			CommandBuffer cmdbuf = GraphicsDevice.AcquireCommandBuffer();
-			Texture? backbuffer = cmdbuf.AcquireSwapchainTexture(MainWindow);
-			if (backbuffer != null)
-			{
-				cmdbuf.BeginRenderPass(new ColorAttachmentInfo(textures[0], WriteOptions.Cycle, Color.Red));
-				cmdbuf.EndRenderPass();
-
-				cmdbuf.BeginRenderPass(new ColorAttachmentInfo(textures[1], WriteOptions.Cycle, Color.Blue));
-				cmdbuf.EndRenderPass();
-
-				cmdbuf.BeginRenderPass(new ColorAttachmentInfo(textures[2], WriteOptions.Cycle, Color.Green));
-				cmdbuf.EndRenderPass();
-
-				cmdbuf.BeginRenderPass(new ColorAttachmentInfo(textures[3], WriteOptions.Cycle, Color.Yellow));
-				cmdbuf.EndRenderPass();
-
-				cmdbuf.BeginRenderPass(new ColorAttachmentInfo(backbuffer, WriteOptions.Cycle, Color.Black));
-				cmdbuf.BindGraphicsPipeline(pipeline);
-				cmdbuf.BindVertexBuffers(vertexBuffer);
-				cmdbuf.BindIndexBuffer(indexBuffer, IndexElementSize.Sixteen);
-
-				for (uint i = 0; i < textures.Length; i += 1)
-				{
-					cmdbuf.BindFragmentSamplers(new TextureSamplerBinding(textures[i], sampler));
-					cmdbuf.DrawIndexedPrimitives(4 * i, 0, 2);
-				}
-
-				cmdbuf.EndRenderPass();
-			}
-			GraphicsDevice.Submit(cmdbuf);
-		}
-
-		public static void Main(string[] args)
-		{
-			RenderTexture2DGame game = new RenderTexture2DGame();
-			game.Run();
-		}
-	}
-}

MoonWorksGraphicsTests.csproj

@@ -41,6 +41,7 @@
 		<Compile Include="Examples\MSAACubeExample.cs" />
 		<Compile Include="Examples\MSAAExample.cs" />
 		<Compile Include="Examples\RenderTexture2DArrayExample.cs" />
+		<Compile Include="Examples\RenderTexture2DExample.cs" />
 	</ItemGroup>
 
 	<Import Project=".\CopyMoonlibs.targets" />

Program.cs

@@ -24,7 +24,8 @@ class Program : Game
 		new InstancingAndOffsetsExample(),
 		new MSAACubeExample(),
 		new MSAAExample(),
-		new RenderTexture2DArrayExample()
+		new RenderTexture2DArrayExample(),
+		new RenderTexture2DExample()
 	];
 
 	int ExampleIndex = 0;