Now passing material index + buffer

Resources/Shaders/Vulkan/triangle.frag

@@ -1,9 +1,24 @@
 [[vk::binding(0, 3)]]
-Texture2D<float3> myTexture : register(t1); // Texture binding at slot t0
+Texture2D<float3> albedo : register(t1); // Texture binding at slot t0
 
 [[vk::binding(0, 4)]]
 SamplerState mySampler : register(s0);       // Sampler binding at slot s0
 
+struct Material
+{
+    float hasAlbedo;
+    float3 albedo;
+    int hasNormal;
+    int hasMetalness;
+    int hasRoughness;
+    int hasAO;
+    float metalnessValue;
+    float roughnessValue;
+    float aoValue;
+};
+[[vk::binding(0, 5)]]
+StructuredBuffer<Material> material;
+
 struct PSInput {
     float4 Position : SV_Position;
     float3 Color : TEXCOORD0;
@@ -14,13 +29,26 @@ struct PSInput {
 struct PSOutput {
     float4 oColor0 : SV_TARGET;
     float4 oNormal : SV_TARGET1;
+    float4 oMaterial : SV_TARGET2;
 };
 
+struct ModelPushConstant
+{
+    int modelIndex;  // Push constant data
+    int materialIndex;
+};
+
+[[vk::push_constant]]
+ModelPushConstant pushConstants;
+
 PSOutput main(PSInput input)
 {
     PSOutput output;
-    float3 textureColor = myTexture.Sample(mySampler, input.UV);
+    Material inMaterial = material[pushConstants.materialIndex];
+    float3 textureColor = albedo.Sample(mySampler, input.UV);
     output.oColor0 = float4(textureColor, 1.0f);
     output.oNormal = float4(input.Normal, 1.0f);
+    //output.oMaterial = float4(inMaterial.metalnessValue, inMaterial.aoValue, inMaterial.roughnessValue, 1.0f);
+    output.oMaterial = float4(inMaterial.albedo.xyz, 1.0f);
     return output;
 }

Resources/Shaders/Vulkan/triangle.vert

@@ -29,6 +29,7 @@ StructuredBuffer<Vertex> vertexBuffer : register(t2);
 struct ModelPushConstant
 {
     int modelIndex;  // Push constant data
+    int materialIndex;
 };
 
 [[vk::push_constant]]