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DX11: Automatically validate input layouts against vertex shaders

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This commit is contained in:
Simon Lübeß
2022-05-26 11:27:02 +02:00
parent 28f1fad464
commit 164d420a25
11 changed files with 101 additions and 49 deletions
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GlitchyEngine/src/Platform/DX11/Renderer/Dx11VertexLayout.bf
+31 -19
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@@ -5,6 +5,7 @@ using System.Diagnostics;
using DirectX.Common;
using DirectX.D3D11;
using GlitchyEngine.Platform.DX11;
using System.Collections;
using internal GlitchyEngine.Renderer;
using internal GlitchyEngine.Platform.DX11;
@@ -13,19 +14,19 @@ namespace GlitchyEngine.Renderer
{
public extension VertexLayout
{
internal ID3D11InputLayout* nativeLayout ~ _?.Release();
private Dictionary<ID3DBlob*, ID3D11InputLayout*> _validatedShaders = new .() ~
{
if (_ != null)
{
for (let entry in _)
{
entry.key.Release();
entry.value.Release();
}
public ID3DBlob* nativeShaderCode ~ _?.Release();
public this(VertexElement[] elements, bool ownsElements, VertexShader vertexShader)
{
nativeShaderCode = vertexShader.nativeCode..AddRef();
_elements = elements;
_ownsElements = ownsElements;
CreateNativeLayout();
}
delete _;
}
};
private void ToNativeLayout(VertexElement[] input, InputElementDescription[] output)
{
@@ -35,19 +36,30 @@ namespace GlitchyEngine.Renderer
output[i] = .(input[i].SemanticName, input[i].SemanticIndex, input[i].Format, input[i].InputSlot, input[i].AlignedByteOffset, (.)input[i].InputSlotClass, input[i].InstanceDataStepRate);
}
protected override void CreateNativeLayout()
/// Validates or gets the validated input layout for the given vertexshader.
internal ID3D11InputLayout* GetNativeVertexLayout(ID3DBlob* vertexShaderCode)
{
Debug.Profiler.ProfileResourceFunction!();
var nativeElements = scope InputElementDescription[_elements.Count];
ID3D11InputLayout* layout = null;
ToNativeLayout(_elements, nativeElements);
var result = NativeDevice.CreateInputLayout(nativeElements.CArray(), (.)nativeElements.Count, nativeShaderCode.GetBufferPointer(), nativeShaderCode.GetBufferSize(), &nativeLayout);
if(result.Failed)
if (!_validatedShaders.TryGetValue(vertexShaderCode, out layout))
{
Log.EngineLogger.Error($"Failed to create D3D11 input layout: Message({(int)result}): {result}");
var nativeElements = scope InputElementDescription[_elements.Count];
ToNativeLayout(_elements, nativeElements);
var result = NativeDevice.CreateInputLayout(nativeElements.CArray(), (.)nativeElements.Count, vertexShaderCode.GetBufferPointer(), vertexShaderCode.GetBufferSize(), &layout);
if(result.Failed)
{
Log.EngineLogger.Error($"Failed to create D3D11 input layout: Message({(int)result}): {result}");
Debug.FatalError();
}
_validatedShaders[vertexShaderCode..AddRef()] = layout;
}
return layout;
}
}
}