mirror of
https://github.com/aharabada/glitchy-engine-beef.git
synced 2026-09-05 13:01:52 +00:00
99 lines
3.3 KiB
Beef
99 lines
3.3 KiB
Beef
using System;
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using DirectX.D3D11;
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namespace GlitchyEngine.Renderer
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{
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using internal GlitchyEngine.Renderer;
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extension GeometryBinding
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{
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internal ID3D11Buffer*[DirectX.D3D11.D3D11_IA_VERTEX_INPUT_RESOURCE_SLOT_COUNT] nativeBuffers;
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internal uint32[DirectX.D3D11.D3D11_IA_VERTEX_INPUT_RESOURCE_SLOT_COUNT] bufferStrides;
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internal uint32[DirectX.D3D11.D3D11_IA_VERTEX_INPUT_RESOURCE_SLOT_COUNT] bufferOffsets;
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internal ID3D11InputLayout* nativeVertexLayout;
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internal ID3D11Buffer* nativeIndexBuffer;
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public ~this()
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{
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for(ID3D11Buffer* buffer in nativeBuffers)
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{
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buffer?.Release();
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}
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nativeVertexLayout?.Release();
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nativeIndexBuffer?.Release();
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}
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protected override void PlatformSetVertexBuffer(VertexBufferBinding binding, uint32 slot)
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{
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Log.EngineLogger.Assert(slot < nativeBuffers.Count, "The buffer slot has to be in the range from 0 to 31.");
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VertexBuffer vertexBuffer = binding.Buffer;
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if(vertexBuffer != null)
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{
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Log.EngineLogger.Assert(vertexBuffer.nativeDescription.BindFlags.HasFlag(.VertexBuffer),
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scope $"Buffer ({vertexBuffer.nativeBuffer.GetDebugName(.. scope .())}) must have VertexBuffer-flag set to be bound as a vertex buffer.");
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nativeBuffers[slot]?.Release();
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nativeBuffers[slot] = vertexBuffer.nativeBuffer..AddRef();
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bufferStrides[slot] = vertexBuffer.Binding.Stride;
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bufferOffsets[slot] = vertexBuffer.Binding.Offset;
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}
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else
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{
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nativeBuffers[slot]?.Release();
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nativeBuffers[slot] = null;
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bufferStrides[slot] = 0;
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bufferOffsets[slot] = 0;
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}
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}
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protected override void PlatformSetVertexLayout(VertexLayout vertexLayout)
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{
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nativeVertexLayout?.Release();
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nativeVertexLayout = vertexLayout?.nativeLayout..AddRef();
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}
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protected override void PlatformSetIndexBuffer(IndexBuffer indexBuffer)
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{
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Log.EngineLogger.Assert(indexBuffer.nativeDescription.BindFlags.HasFlag(.IndexBuffer),
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scope $"Buffer ({indexBuffer.nativeBuffer.GetDebugName(.. scope .())}) must have IndexBuffer-flag set to be bound as an index buffer.");
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nativeIndexBuffer?.Release();
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nativeIndexBuffer = indexBuffer.nativeBuffer..AddRef();
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}
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protected override void PlatformSetPrimitiveTopology(GlitchyEngine.Renderer.PrimitiveTopology topology)
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{
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}
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public void Bind(GraphicsContext context)
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{
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context.nativeContext.InputAssembler.SetVertexBuffers(0, nativeBuffers.Count, &nativeBuffers, &bufferStrides, &bufferOffsets);
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context.nativeContext.InputAssembler.SetInputLayout(_vertexLayout.nativeLayout);
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context.nativeContext.InputAssembler.SetPrimitiveTopology((.)_primitiveTopology);
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context.nativeContext.InputAssembler.SetIndexBuffer(_indexBuffer.nativeBuffer, _indexBuffer.Format == .Index32Bit ? .R32_UInt : .R16_UInt, _indexByteOffset);
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}
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public void Unbind(GraphicsContext context)
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{
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ID3D11Buffer*[nativeBuffers.Count] nullBuffers = .();
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uint32[nativeBuffers.Count] zeroStrides = .();
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uint32[nativeBuffers.Count] zeroOffsets = .();
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context.nativeContext.InputAssembler.SetVertexBuffers(0, nativeBuffers.Count, &nullBuffers, &zeroStrides, &zeroOffsets);
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context.nativeContext.InputAssembler.SetInputLayout(null);
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context.nativeContext.InputAssembler.SetPrimitiveTopology(.Undefined);
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context.nativeContext.InputAssembler.SetIndexBuffer(null, .R16_UNorm, 0);
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}
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}
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}
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