74 lines
3.2 KiB
C#
74 lines
3.2 KiB
C#
using MoonWorks;
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using MoonWorks.Graphics;
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using MoonWorks.Math.Float;
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namespace MoonWorks.Test
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{
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class VertexSamplerGame : Game
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{
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private GraphicsPipeline pipeline;
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private Buffer vertexBuffer;
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private Texture texture;
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private Sampler sampler;
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public VertexSamplerGame() : base(TestUtils.GetStandardWindowCreateInfo(), TestUtils.GetStandardFrameLimiterSettings(), 60, true)
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{
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// Load the shaders
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ShaderModule vertShaderModule = new ShaderModule(GraphicsDevice, TestUtils.GetShaderPath("PositionSampler.vert"));
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ShaderModule fragShaderModule = new ShaderModule(GraphicsDevice, TestUtils.GetShaderPath("SolidColor.frag"));
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// Create the graphics pipeline
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GraphicsPipelineCreateInfo pipelineCreateInfo = TestUtils.GetStandardGraphicsPipelineCreateInfo(
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MainWindow.SwapchainFormat,
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vertShaderModule,
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fragShaderModule
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);
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pipelineCreateInfo.VertexInputState = VertexInputState.CreateSingleBinding<PositionTextureVertex>();
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pipelineCreateInfo.VertexShaderInfo.SamplerBindingCount = 1;
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pipeline = new GraphicsPipeline(GraphicsDevice, pipelineCreateInfo);
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// Create and populate the GPU resources
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vertexBuffer = Buffer.Create<PositionTextureVertex>(GraphicsDevice, BufferUsageFlags.Vertex, 3);
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texture = Texture.CreateTexture2D(GraphicsDevice, 3, 1, TextureFormat.R8G8B8A8, TextureUsageFlags.Sampler);
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sampler = new Sampler(GraphicsDevice, SamplerCreateInfo.PointClamp);
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CommandBuffer cmdbuf = GraphicsDevice.AcquireCommandBuffer();
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cmdbuf.SetBufferData(
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vertexBuffer,
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new PositionTextureVertex[]
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{
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new PositionTextureVertex(new Vector3(-1, 1, 0), new Vector2(0, 0)),
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new PositionTextureVertex(new Vector3(1, 1, 0), new Vector2(0.334f, 0)),
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new PositionTextureVertex(new Vector3(0, -1, 0), new Vector2(0.667f, 0)),
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}
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);
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cmdbuf.SetTextureData(texture, new Color[] { Color.Yellow, Color.Indigo, Color.HotPink });
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GraphicsDevice.Submit(cmdbuf);
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}
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protected override void Update(System.TimeSpan delta) { }
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protected override void Draw(double alpha)
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{
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CommandBuffer cmdbuf = GraphicsDevice.AcquireCommandBuffer();
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Texture? backbuffer = cmdbuf.AcquireSwapchainTexture(MainWindow);
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if (backbuffer != null)
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{
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cmdbuf.BeginRenderPass(new ColorAttachmentInfo(backbuffer, Color.Black));
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cmdbuf.BindGraphicsPipeline(pipeline);
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cmdbuf.BindVertexBuffers(vertexBuffer);
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cmdbuf.BindVertexSamplers(new TextureSamplerBinding(texture, sampler));
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cmdbuf.DrawPrimitives(0, 1, 0, 0);
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cmdbuf.EndRenderPass();
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}
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GraphicsDevice.Submit(cmdbuf);
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}
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public static void Main(string[] args)
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{
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VertexSamplerGame p = new VertexSamplerGame();
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p.Run();
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}
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}
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}
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