using UnityEngine;

public static class Buffers
{
    public static ComputeBuffer pointsBuffer;
    public static ComputeBuffer triangleBuffer;
    public static ComputeBuffer triCountBuffer;

    public static void Create(int numPointsPerAxis)
    {
        Release();
        int numPoints = numPointsPerAxis * numPointsPerAxis * numPointsPerAxis;
        int numVoxelsPerAxis = numPointsPerAxis - 1;
        int numVoxels = numVoxelsPerAxis * numVoxelsPerAxis * numVoxelsPerAxis;
        int maxTriangleCount = numVoxels * 5;
        
   
            triangleBuffer = new ComputeBuffer (maxTriangleCount, sizeof (float) * 3 * 3, ComputeBufferType.Append);
            pointsBuffer = new ComputeBuffer (numPoints, sizeof (float) * 4);
            triCountBuffer = new ComputeBuffer (1, sizeof (int), ComputeBufferType.Raw);

    }


    public static void Release()
    {
        if (triangleBuffer != null)
        {
            triangleBuffer.Release();
            pointsBuffer.Release();
            triCountBuffer.Release();
        }
    }
}