Local project added

Assets/Scripts/VoxelOctree/GPU/VoxelRaycastGPU.cs

@@ -0,0 +1,60 @@
+using UnityEngine;
+
+public class VoxelRaycastGPU : MonoBehaviour
+{
+    public VoxelRaycastGPU(ComputeShader computeShader)
+    {
+        raycastShader = computeShader;
+    }
+
+    public ComputeShader raycastShader;
+
+    public struct Ray
+    {
+        public float pad;
+        public Vector3 direction;
+    }
+
+    public struct BatchData
+    {
+        public Vector3 origin;
+        public float maxDistance;
+    };
+
+    public struct Hit
+    {
+        public float penetrationFactor;
+        public float reflexionFactor;
+        public float lastDistance;
+        private float _pad1;
+        public Vector3 origin;
+        private float _pad2;
+        public Vector3 position;
+        private float _pad3;
+        public float distance;
+        public uint hit;
+        private float _pad4;
+        private float _pad5;
+    }
+
+    public void Init( ComputeShader computeShader )
+    {
+        raycastShader = computeShader;
+    }
+
+    public void Raycast( in Ray[] rays, float maxDistance, ref ComputeBuffer rayBuffer, ref ComputeBuffer hitBuffer )
+    {
+        int kernel = raycastShader.FindKernel("CSMain");
+
+        rayBuffer.SetData(rays);
+        raycastShader.SetBuffer(kernel, "rays", rayBuffer);
+        raycastShader.SetBuffer(kernel, "hits", hitBuffer);
+        raycastShader.SetFloat("maxDistance", maxDistance);
+
+        int threadGroups = Mathf.CeilToInt(rays.Length / 64f);
+        raycastShader.Dispatch(kernel, threadGroups, 1, 1);
+
+        Hit[] hits = new Hit[rays.Length];
+        hitBuffer.GetData(hits);
+    }
+}