Init

Assets/Script/Noise.cs

@@ -0,0 +1,51 @@
+using UnityEngine;
+using UnityEngine.InputSystem;
+
+public class Noise : MonoBehaviour
+{
+    [SerializeField]
+    private ComputeShader noiseShader;
+    [Space(15)] 
+    public float frequency = 0.001f;
+    public float amplitude = 1;
+    public int octaves = 4;
+    public float persistence = 0.5f;
+
+
+    public void Generate(int numPointsPerAxis, int numThreadsPerAxis, Vector3 offset)
+    {
+        var pointsBuffer = Buffers.pointsBuffer;
+        
+        noiseShader.SetBuffer(0, "points", pointsBuffer);
+        noiseShader.SetInt("numPointsPerAxis", numPointsPerAxis);
+        
+        noiseShader.SetFloat("frequency", frequency);
+        noiseShader.SetInt("octaves", octaves);
+        noiseShader.SetFloat("amplitude", amplitude);
+        noiseShader.SetFloat("persistence", persistence);
+
+        var vec4 = new Vector4(offset.x, offset.y, offset.z, 0);
+        
+        noiseShader.SetVector("offset", vec4);
+
+        
+        noiseShader.Dispatch(0, numThreadsPerAxis,numThreadsPerAxis,numThreadsPerAxis);
+        
+        #if UNITY_EDITOR
+            Vector4[] arr = new Vector4[pointsBuffer.count];
+            Buffers.pointsBuffer.GetData(arr,0,0, pointsBuffer.count);
+
+            var min = arr[0].w;
+            var max = min;
+            foreach (var p in arr)
+            {
+                if (min > p.w)
+                    min = p.w;
+                if (max < p.w)
+                    max = p.w;
+            }
+            
+            Debug.Log($"{min} || {max}");
+        #endif
+    }
+}