Triangle in render texture

Resources/Shaders/Vulkan/triangle.vert

@@ -0,0 +1,30 @@
+// HLSL version for Shader Model 6.1
+struct VSOutput {
+    float4 Position : SV_Position;
+    float3 Color : TEXCOORD0;
+};
+
+VSOutput main(uint vertexIndex : SV_VertexID) 
+{
+    VSOutput output;
+
+    // Constant array of positions for the triangle
+    float3 positions[3] = {
+        float3(1.0f,  1.0f, 0.0f),
+        float3(-1.0f, 1.0f, 0.0f),
+        float3(0.0f, -1.0f, 0.0f)
+    };
+
+    // Constant array of colors for the triangle
+    float3 colors[3] = {
+        float3(1.0f, 0.0f, 0.0f), // red
+        float3(0.0f, 1.0f, 0.0f), // green
+        float3(0.0f, 0.0f, 1.0f)  // blue
+    };
+
+    // Output the position of each vertex
+    output.Position = float4(positions[vertexIndex], 1.0f);
+    output.Color = colors[vertexIndex];
+
+    return output;
+}