Initial commit

Assets/Procedural Worlds/Gaia/Shaders/Terrain Operations/GetTerrainHeights.compute

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+// Each #kernel tells which function to compile; you can have many kernels
+#pragma kernel CSMain
+
+// Create a RenderTexture with enableRandomWrite flag and set it
+// with cs.SetTexture
+
+struct TerrainMinMax
+{
+	float minHeight;
+    float maxHeight;
+};
+
+
+Texture2D<float4> Input;
+RWStructuredBuffer<TerrainMinMax>outputBuffer;
+
+[numthreads(8,8,1)]
+void CSMain (uint3 id : SV_DispatchThreadID)
+{
+    if(Input[id.xy].r>outputBuffer[0].maxHeight)
+    {
+        outputBuffer[0].maxHeight = Input[id.xy].r;
+    }
+    else if(Input[id.xy].r<outputBuffer[0].minHeight)
+    {
+        outputBuffer[0].minHeight = Input[id.xy].r;
+    }
+
+}