30 lines
819 B
HLSL
30 lines
819 B
HLSL
struct Output
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{
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float4 Color : TEXCOORD0;
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float4 Position : SV_Position;
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};
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#include "RootConstants.hlsl"
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Output main(uint vertexIndex : SV_VertexID)
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{
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Output output;
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// Retrieve the buffer using SM6.6 bindless syntax
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// Use BufferIndex from RootConstants (pushed via SetPushConstants)
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ByteAddressBuffer buffer = ResourceDescriptorHeap[BufferIndex];
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// Read position from buffer (Index * stride)
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// Stride = 2 float (pos) + 4 float (color) = 6 * 4 = 24 bytes ?
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// Let's assume just position 2D (8 bytes) + Color (16 bytes)
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uint stride = 24;
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uint offset = vertexIndex * stride;
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float2 pos = asfloat(buffer.Load2(offset));
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float4 col = asfloat(buffer.Load4(offset + 8));
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output.Position = float4(pos, 0.0f, 1.0f);
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output.Color = col;
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return output;
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}
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