public MainPage()
{
this.InitializeComponent();
m_ctx = new ResourceCreateContext();
m_swapChain = new CompositionSwapChainResources(m_ctx, m_swapChainPanel);
var display = DisplayInformation.GetForCurrentView();
display.DpiChanged += new TypedEventHandler <DisplayInformation, object>(OnDpiChanged);
m_triangle = makeTriangle(m_ctx);
m_compute = makeCompute(m_ctx);
m_buffer = m_ctx.CreateByteAddressBuffer(4096, ResourceState.CopyDestination);
m_texture = m_ctx.CreateTexture2D(256, 256, 1, GraphicsFormat.R8_UNORM, ResourceState.CopyDestination);
var ctx = m_swapChain.CreateGraphicsComputeCommandContext();
{
float[] positions =
{
0.0f, 0.5f, 0.5f, 1.0f,
-0.5f, 0.0f, 0.5f, 1.0f,
0.5f, 0.0f, 0.5f, 1.0f
};
byte[] b0 = new byte[positions.Length * 4];
Buffer.BlockCopy(positions, 0, b0, 0, b0.Length);
float[] colors =
{
1.0f, 0.0f, 0.0f,
0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 1.0f
};
byte[] b1 = new byte[colors.Length * 4];
Buffer.BlockCopy(colors, 0, b1, 0, b1.Length);
ctx.UpdateBuffer(m_buffer, 0, b0);
ctx.UpdateBuffer(m_buffer, (uint)b0.Length, b1);
}
{
var subResourceData = new SubresourceData();
subResourceData.Data = GenerateTextureData();
subResourceData.RowPitch = 256;
subResourceData.SlicePitch = 256 * 256;
SubresourceData[] datas = { subResourceData };
ctx.UploadResource(m_texture, 0, 1, datas);
}
ctx.TransitionResource(m_texture, ResourceState.CopyDestination, ResourceState.PixelShaderResource | ResourceState.NonPixelShaderResource);
ctx.TransitionResource(m_buffer, ResourceState.CopyDestination, ResourceState.NonPixelShaderResource);
ctx.SubmitAndWaitToExecute();
}
public MainPage()
{
this.InitializeComponent();
m_ctx = new ResourceCreateContext();
m_swapChain = new CompositionSwapChainResources(m_ctx, m_swapChainPanel);
var display = DisplayInformation.GetForCurrentView();
display.DpiChanged += new TypedEventHandler <DisplayInformation, object>(OnDpiChanged);
var ctx = m_swapChain.CreateGraphicsComputeCommandContext();
m_mechanicMaterial = new DerivativesSkinnedMaterial(m_ctx, ctx, "");
m_mechanicModel = new DerivativesSkinnedModel(m_mechanicMaterial, m_ctx, ctx, @"Assets\\models\\military_mechanic.derivatives_skinned_model.model");
m_mechanicInstance = new DerivativesSkinnedModelInstance(m_mechanicModel, identity());
ctx.SubmitAndWaitToExecute();
m_lighting = makeLighting(m_ctx);
}
private void Render()
{
{
var ctx = m_swapChain.CreateGraphicsComputeCommandContext();
var backBuffer = m_swapChain.BackBuffer;
var size = backBuffer.Size2D;
var w = (uint)backBuffer.Size2D.Width;
var h = (uint)backBuffer.Size2D.Height;
var frameColorBuffer = m_ctx.CreateFrameColorBuffer(w, h, GraphicsFormat.R8G8B8A8_UNORM, ResourceState.RenderTarget);
var frameDepthBuffer = m_ctx.CreateFrameDepthBuffer(w, h, DepthBufferFormat.Depth32Single, ResourceState.DepthWrite);
var postProcess = m_ctx.CreateFrameColorBuffer(w, h, GraphicsFormat.R8G8B8A8_UNORM, ResourceState.UnorderedAccess);
ctx.SetRenderTarget(frameColorBuffer, frameDepthBuffer);
ctx.SetGraphicsPipelineStateObject(m_triangle);
ctx.SetDescriptorHeaps();
ctx.Clear(frameColorBuffer);
ctx.Clear(frameDepthBuffer);
ctx.SetPrimitiveTopology(PrimitiveTopology.TriangleList);
{
Size2D s = size;
{
ViewPort v;
v.MinDepth = 0.0f;
v.MaxDepth = 1.0f;
v.TopLeftX = 0.0f;
v.TopLeftY = 0.0f;
v.Width = s.Width;
v.Height = s.Height;
ctx.SetViewPort(v);
}
{
Rectangle2D v;
v.Left = 0;
v.Top = 0;
v.Right = s.Width;
v.Bottom = s.Height;
ctx.SetScissorRectangle(v);
}
}
ctx.SetGraphicsSRV(5, 0, m_buffer);
ctx.SetGraphicsSRV(5, 1, m_texture);
ctx.Draw(3, 0);
ctx.TransitionResource(frameColorBuffer, ResourceState.RenderTarget, ResourceState.NonPixelShaderResource);
ctx.SetComputePipelineStateObject(m_compute);
ctx.SetComputeUAV(4, 0, postProcess);
ctx.SetComputeSRV(5, 0, frameColorBuffer);
ctx.Dispatch((w + 7) / 8, (h + 7) / 8, 1);
ctx.TransitionResource(backBuffer, ResourceState.Present, ResourceState.CopyDestination);
ctx.TransitionResource(postProcess, ResourceState.UnorderedAccess, ResourceState.CopySource);
ctx.CopyResource(backBuffer, postProcess);
ctx.TransitionResource(backBuffer, ResourceState.CopyDestination, ResourceState.Present);
ctx.Submit();
}
m_swapChain.Present();
m_swapChain.MoveToNextFrame();
//flush all buffers
m_ctx.Sync();
m_swapChain.Sync();
}
private void Render()
{
{
var ctx = m_swapChain.CreateGraphicsComputeCommandContext();
var backBuffer = m_swapChain.BackBuffer;
var size = backBuffer.Size2D;
var w = (uint)backBuffer.Size2D.Width;
var h = (uint)backBuffer.Size2D.Height;
var albedo = m_ctx.CreateFrameColorBuffer(w, h, GraphicsFormat.R8G8B8A8_UNORM, ResourceState.RenderTarget);
var depth = m_ctx.CreateFrameDepthBuffer(w, h, DepthBufferFormat.Depth32Single, ResourceState.DepthWrite);
ctx.SetRenderTarget(albedo, depth);
ctx.SetDescriptorHeaps();
ctx.Clear(albedo);
ctx.Clear(depth);
AlbedoPassData albedoPass;
DepthPassData depthPass;
{
Size2D s = size;
{
ViewPort v;
v.MinDepth = 0.0f;
v.MaxDepth = 1.0f;
v.TopLeftX = 0.0f;
v.TopLeftY = 0.0f;
v.Width = s.Width;
v.Height = s.Height;
albedoPass.ViewPort.Width = v.Width;
albedoPass.ViewPort.Height = v.Height;
albedoPass.ViewPort.MinimumZ = v.MinDepth;
albedoPass.ViewPort.MaximumZ = v.MaxDepth;
depthPass.ViewPort.Width = v.Width;
depthPass.ViewPort.Height = v.Height;
depthPass.ViewPort.MinimumZ = v.MinDepth;
depthPass.ViewPort.MaximumZ = v.MaxDepth;
ctx.SetViewPort(v);
}
{
Rectangle2D v;
v.Left = 0;
v.Top = 0;
v.Right = s.Width;
v.Bottom = s.Height;
ctx.SetScissorRectangle(v);
}
}
albedoPass.Camera.ViewTransform = CameraMatrix();
albedoPass.Camera.PerspectiveTransform = PerspectiveMatrix();
depthPass.Camera.ViewTransform = CameraMatrix();
depthPass.Camera.PerspectiveTransform = PerspectiveMatrix();
//Depth prime the buffer
{
m_mechanicMaterial.SubmitDepth(depthPass, ctx);
m_mechanicModel.SubmitDepth(ctx);
m_mechanicInstance.SubmitDepth(ctx);
}
//Read from the buffer, submit with depth test
ctx.TransitionResource(depth, ResourceState.DepthWrite, ResourceState.DepthRead);
{
//Submit per material data
m_mechanicMaterial.SubmitAlbedo(albedoPass, ctx);
//Submit Per Model Data
m_mechanicModel.SubmitAlbedo(ctx);
//Submit as many instances with different world matrices
m_mechanicInstance.SubmitAlbedo(ctx);
}
ctx.TransitionResource(albedo, ResourceState.RenderTarget, ResourceState.CopySource);
ctx.TransitionResource(backBuffer, ResourceState.Present, ResourceState.CopyDestination);
ctx.CopyResource(backBuffer, albedo);
ctx.TransitionResource(backBuffer, ResourceState.CopyDestination, ResourceState.Present);
ctx.Submit();
}
m_swapChain.Present();
m_swapChain.MoveToNextFrame();
//flush all buffers
m_ctx.Sync();
m_swapChain.Sync();
}