public static void TranslateTrianglesToSdf(TemporaryMesh m, int trianglesCount, bool calculateOnGpu = true)
{
meshToSdfShader = Resources.Load <ComputeShader>("MeshToSdf/MeshToSdfNormalsShader");
Initialize(m);
float[] arr = new float[LayerManager.Instance.ChunkResolution * LayerManager.Instance.ChunkResolution * LayerManager.Instance.ChunkResolution];
foreach (var chunk in LayerManager.Instance.ActiveLayer.chunks)
{
if (bounds.Intersects(chunk.ColliderBounds))
{
chunk.voxels.Initialized = true;
LayerManager.Instance.activeChunks.Add(chunk);
int kernel = meshToSdfShader.FindKernel("CalculateDistance");
meshToSdfShader.SetBuffer(kernel, "inputTriangles", trianglesBuffer);
meshToSdfShader.SetBuffer(kernel, "sdf", chunk.voxels.VoxelBuffer);
meshToSdfShader.SetMatrix("modelMatrix", chunk.ModelMatrix);
meshToSdfShader.SetInt("numPointsPerAxis", LayerManager.Instance.ChunkResolution);
meshToSdfShader.SetInt("trianglesCount", trianglesCount);
meshToSdfShader.SetFloat("chunkSize", LayerManager.Instance.Spacing);
meshToSdfShader.SetFloat("sizeSquared", LayerManager.Instance.Size * LayerManager.Instance.Size);
meshToSdfShader.SetFloat("maxValue", LayerManager.Instance.VoxelSpacing);
meshToSdfShader.SetVector("boundsMin", new Vector4(bounds.min.x, bounds.min.y, bounds.min.z));
meshToSdfShader.SetVector("boundsMax", new Vector4(bounds.max.x, bounds.max.y, bounds.max.z));
meshToSdfShader.Dispatch(kernel, chunk.voxels.Resolution / 8, chunk.voxels.Resolution / 8, chunk.voxels.Resolution / 8);
}
}
foreach (var chunk in LayerManager.Instance.activeChunks)
{
chunk.gpuMesh.UpdateVertexBuffer(chunk.voxels);
}
trianglesBuffer.Release();
}
private static void Initialize(TemporaryMesh m)
{
trianglesBuffer = new ComputeBuffer(m.triangles.Length, sizeof(float));
trianglesBuffer.SetData(m.triangles);
}
