Added:

- Depth buffer
- Debug display basics
- Basic vector + matrix maths
Made partially with gemini + antigravity

Assets/source/Triangle.vert.hlsl

@@ -1,34 +1,25 @@
-struct Input
-{
-    uint VertexIndex : SV_VertexID;
-};
-
 struct Output
 {
     float4 Color : TEXCOORD0;
     float4 Position : SV_Position;
 };
 
-// Bindless storage buffer access
-// We assume DescriptorIndex 0 is our buffer for this example, or passed via push constant
-// Since we don't have push constants hooked up in the C++ simplified example yet, 
-// we will assume the First descriptor in the heap is our buffer (Index 0).
-// In a real app, 'bufferIndex' would be passed as a Root Constant.
+#include "RootConstants.hlsl"
 
-Output main(Input input)
+Output main(uint vertexIndex : SV_VertexID)
 {
     Output output;
 
     // Retrieve the buffer using SM6.6 bindless syntax
-    // heap index 0 is used for simplicity.
-    uint bufferIndex = 0; 
+    // We use index 0 as the sample app doesn't pass push constants yet.
+    uint bufferIndex = 0;
     ByteAddressBuffer buffer = ResourceDescriptorHeap[bufferIndex];
 
     // Read position from buffer (Index * stride)
     // Stride = 2 float (pos) + 4 float (color) = 6 * 4 = 24 bytes ?
     // Let's assume just position 2D (8 bytes) + Color (16 bytes)
     uint stride = 24;
-    uint offset = input.VertexIndex * stride;
+    uint offset = vertexIndex * stride;
 
     float2 pos = asfloat(buffer.Load2(offset));
     float4 col = asfloat(buffer.Load4(offset + 8));