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MoonWorksGraphicsTests
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update BasicCompute

refresh2
cosmonaut 2024-02-23 10:57:54 -08:00
parent d8f402646a
commit d6ec93525e
1 changed files with 32 additions and 19 deletions
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51
BasicCompute/BasicComputeGame.cs
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@ -9,7 +9,7 @@ namespace MoonWorks.Test
private GraphicsPipeline drawPipeline;
private Texture texture;
private Sampler sampler;
private Buffer vertexBuffer;
private GpuBuffer vertexBuffer;
public BasicComputeGame() : base(TestUtils.GetStandardWindowCreateInfo(), TestUtils.GetStandardFrameLimiterSettings(), 60, true)
{
@ -61,16 +61,15 @@ namespace MoonWorks.Test
// Create buffers and textures
uint[] squares = new uint[64];
Buffer squaresBuffer = Buffer.Create<uint>(
GpuBuffer squaresBuffer = GpuBuffer.Create<uint>(
GraphicsDevice,
BufferUsageFlags.Compute,
(uint) squares.Length
);
vertexBuffer = Buffer.Create<PositionTextureVertex>(
TransferBuffer transferBuffer = new TransferBuffer(
GraphicsDevice,
BufferUsageFlags.Vertex,
6
squaresBuffer.Size
);
texture = Texture.CreateTexture2D(
@ -84,34 +83,48 @@ namespace MoonWorks.Test
sampler = new Sampler(GraphicsDevice, new SamplerCreateInfo());
// Upload GPU resources and dispatch compute work
var resourceInitializer = new ResourceInitializer(GraphicsDevice);
vertexBuffer = resourceInitializer.CreateBuffer(
[
new PositionTextureVertex(new Vector3(-1, -1, 0), new Vector2(0, 0)),
new PositionTextureVertex(new Vector3(1, -1, 0), new Vector2(1, 0)),
new PositionTextureVertex(new Vector3(1, 1, 0), new Vector2(1, 1)),
new PositionTextureVertex(new Vector3(-1, -1, 0), new Vector2(0, 0)),
new PositionTextureVertex(new Vector3(1, 1, 0), new Vector2(1, 1)),
new PositionTextureVertex(new Vector3(-1, 1, 0), new Vector2(0, 1)),
],
BufferUsageFlags.Vertex
);
resourceInitializer.Upload();
resourceInitializer.Dispose();
CommandBuffer cmdbuf = GraphicsDevice.AcquireCommandBuffer();
cmdbuf.SetBufferData(vertexBuffer, new PositionTextureVertex[]
{
new PositionTextureVertex(new Vector3(-1, -1, 0), new Vector2(0, 0)),
new PositionTextureVertex(new Vector3(1, -1, 0), new Vector2(1, 0)),
new PositionTextureVertex(new Vector3(1, 1, 0), new Vector2(1, 1)),
new PositionTextureVertex(new Vector3(-1, -1, 0), new Vector2(0, 0)),
new PositionTextureVertex(new Vector3(1, 1, 0), new Vector2(1, 1)),
new PositionTextureVertex(new Vector3(-1, 1, 0), new Vector2(0, 1)),
});
cmdbuf.BeginComputePass();
// This should result in a bright yellow texture!
cmdbuf.BindComputePipeline(fillTextureComputePipeline);
cmdbuf.BindComputeTextures(texture);
cmdbuf.DispatchCompute(texture.Width / 8, texture.Height / 8, 1, 0);
cmdbuf.BindComputeTextures(new TextureLevelBinding(texture, 0));
cmdbuf.DispatchCompute(texture.Width / 8, texture.Height / 8, 1);
// This calculates the squares of the first N integers!
cmdbuf.BindComputePipeline(calculateSquaresComputePipeline);
cmdbuf.BindComputeBuffers(squaresBuffer);
cmdbuf.DispatchCompute((uint) squares.Length / 8, 1, 1, 0);
cmdbuf.DispatchCompute((uint) squares.Length / 8, 1, 1);
cmdbuf.EndComputePass();
cmdbuf.BeginCopyPass();
cmdbuf.DownloadFromBuffer(squaresBuffer, transferBuffer);
cmdbuf.EndCopyPass();
var fence = GraphicsDevice.SubmitAndAcquireFence(cmdbuf);
GraphicsDevice.WaitForFences(fence);
GraphicsDevice.ReleaseFence(fence);
// Print the squares!
squaresBuffer.GetData(squares);
transferBuffer.GetData<uint>(squares, 0);
Logger.LogInfo("Squares of the first " + squares.Length + " integers: " + string.Join(", ", squares));
}
@ -127,7 +140,7 @@ namespace MoonWorks.Test
cmdbuf.BindGraphicsPipeline(drawPipeline);
cmdbuf.BindFragmentSamplers(new TextureSamplerBinding(texture, sampler));
cmdbuf.BindVertexBuffers(vertexBuffer);
cmdbuf.DrawPrimitives(0, 2, 0, 0);
cmdbuf.DrawPrimitives(0, 2);
cmdbuf.EndRenderPass();
}
GraphicsDevice.Submit(cmdbuf);