Trying to add water

res/shaders/WaterCommon.slang

@@ -0,0 +1,53 @@
+struct WaterPayload
+{
+    float2 offset;
+    float extent;
+    float height;
+};
+
+struct WaterVertex
+{
+    float4 position_CS : SV_Position;
+    float3 position_WS : POSITION0;
+    float2 texCoord : TEXCOORD0;
+    float depth : DEPTH;
+};
+
+struct MaterialParams
+{
+    float3 sunDirection;
+    float displacementDepthAttenuation;
+    
+    float foamSubtract0;
+    float foamSubtract1;
+    float foamSubtract2;
+    float foamSubtract3;
+    
+    float normalStrength;
+    float foamDepthAttenuation;
+    float normalDepthAttenuation;
+    float roughness;
+    
+    float3 sunIrradiance;
+    float foamRoughnessModifier;
+
+    float3 scatterColor;
+    float environmentLightStrength;
+
+    float3 bubbleColor;
+    float heightModifier;
+
+    float bubbleDensity;
+    float wavePeakScatterStrength;
+    float scatterStrength;
+    float scatterShadowStrength;
+
+    float3 foamColor;
+    Texture2DArray displacementTextures;
+    Texture2DArray<float2> slopeTextures;
+    TextureCube environmentMap;
+    SamplerState sampler;
+    StructuredBuffer<WaterPayload> tiles;
+};
+layout(set = 1)
+ParameterBlock<MaterialParams> pWaterMaterial;