132 lines
3.9 KiB
C#
132 lines
3.9 KiB
C#
using MoonWorks.Graphics;
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using MoonWorks.Math.Float;
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using System.IO;
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namespace MoonWorks.Test
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{
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class CompressedTexturesGame : Game
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{
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private GraphicsPipeline pipeline;
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private GpuBuffer vertexBuffer;
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private GpuBuffer indexBuffer;
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private Sampler sampler;
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private Texture[] textures;
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private string[] textureNames = new string[]
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{
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"BC1",
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"BC2",
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"BC3",
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"BC7"
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};
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private int currentTextureIndex;
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public CompressedTexturesGame() : base(TestUtils.GetStandardWindowCreateInfo(), TestUtils.GetStandardFrameLimiterSettings(), TestUtils.PreferredBackends, 60, true)
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{
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Logger.LogInfo("Press Left and Right to cycle between textures");
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Logger.LogInfo("Setting texture to: " + textureNames[0]);
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// Load the shaders
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ShaderModule vertShaderModule = new ShaderModule(GraphicsDevice, TestUtils.GetShaderPath("TexturedQuad.vert"));
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ShaderModule fragShaderModule = new ShaderModule(GraphicsDevice, TestUtils.GetShaderPath("TexturedQuad.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.FragmentShaderInfo.SamplerBindingCount = 1;
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pipeline = new GraphicsPipeline(GraphicsDevice, pipelineCreateInfo);
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// Create sampler
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sampler = new Sampler(GraphicsDevice, SamplerCreateInfo.LinearWrap);
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// Create texture array
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textures = new Texture[textureNames.Length];
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// Create and populate the GPU resources
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var resourceUploader = new ResourceUploader(GraphicsDevice);
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vertexBuffer = resourceUploader.CreateBuffer(
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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(1, 0)),
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new PositionTextureVertex(new Vector3(1, 1, 0), new Vector2(1, 1)),
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new PositionTextureVertex(new Vector3(-1, 1, 0), new Vector2(0, 1))
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],
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BufferUsageFlags.Vertex
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);
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indexBuffer = resourceUploader.CreateBuffer<ushort>(
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[
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0, 1, 2,
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0, 2, 3,
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],
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BufferUsageFlags.Index
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);
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for (int i = 0; i < textureNames.Length; i += 1)
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{
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Logger.LogInfo(textureNames[i]);
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textures[i] = resourceUploader.CreateTextureFromDDS(TestUtils.GetTexturePath(textureNames[i] + ".dds"));
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}
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resourceUploader.Upload();
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resourceUploader.Dispose();
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}
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protected override void Update(System.TimeSpan delta)
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{
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int prevSamplerIndex = currentTextureIndex;
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if (TestUtils.CheckButtonPressed(Inputs, TestUtils.ButtonType.Left))
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{
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currentTextureIndex -= 1;
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if (currentTextureIndex < 0)
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{
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currentTextureIndex = textureNames.Length - 1;
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}
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}
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if (TestUtils.CheckButtonPressed(Inputs, TestUtils.ButtonType.Right))
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{
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currentTextureIndex += 1;
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if (currentTextureIndex >= textureNames.Length)
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{
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currentTextureIndex = 0;
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}
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}
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if (prevSamplerIndex != currentTextureIndex)
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{
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Logger.LogInfo("Setting texture to: " + textureNames[currentTextureIndex]);
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}
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}
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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, WriteOptions.SafeDiscard, Color.Black));
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cmdbuf.BindGraphicsPipeline(pipeline);
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cmdbuf.BindVertexBuffers(vertexBuffer);
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cmdbuf.BindIndexBuffer(indexBuffer, IndexElementSize.Sixteen);
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cmdbuf.BindFragmentSamplers(new TextureSamplerBinding(textures[currentTextureIndex], sampler));
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cmdbuf.DrawIndexedPrimitives(0, 0, 2);
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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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CompressedTexturesGame game = new CompressedTexturesGame();
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game.Run();
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}
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}
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}
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