public virtual void SetCrossboardDataset(CrossboardDataset dataset, Material material)
{
var mesh = new Mesh();
mesh.indexFormat = UnityEngine.Rendering.IndexFormat.UInt32;
mesh.vertices = dataset.POSITION;
if (OpaqueCrossboard)
{
mesh.SetUVs(0, dataset.UV0List);
mesh.SetUVs(1, dataset.UV1List);
mesh.SetUVs(2, dataset.UV2List);
mesh.SetUVs(3, dataset.UV3List);
}
else if (OpaqueCrossboardCompute)
{
mesh.SetUVs(0, dataset.UV0ListComp);
mesh.SetUVs(1, dataset.UV1ListComp);
}
else
{
mesh.uv = dataset.UV0;
mesh.uv2 = dataset.UV1;
}
mesh.colors = dataset.COLOR;
var n = dataset.POSITION.Length;
var indices = new int[n];
for (var i = 0; i < n; ++i)
{
indices[i] = i;
}
mesh.SetIndices(indices, MeshTopology.Points, 0);
//mesh.bounds = new Bounds(Vector3.zero, new Vector3(100f, 100f, 100f));
var meshFilter = gameObject.GetComponent <MeshFilter>();
if (meshFilter == null)
{
meshFilter = gameObject.AddComponent <MeshFilter>();
}
meshFilter.sharedMesh = mesh;
var meshRenderer = gameObject.GetComponent <MeshRenderer>();
if (meshRenderer == null)
{
meshRenderer = gameObject.AddComponent <MeshRenderer>();
}
meshRenderer.sharedMaterial = material ?? DefaultMaterial;
}
public override void SetCrossboardDataset(CrossboardDataset dataset, Material material)
{
var n = dataset.POSITION.Length;
// instance data is 6 floats (position x,y,z, extents x,y,z)
_inputBuffer = new ComputeBuffer(n, Marshal.SizeOf(typeof(instance_data)), ComputeBufferType.Default);
// render data is 3 floats (position x,y,z)
_outputBuffer = new ComputeBuffer(n, Marshal.SizeOf(typeof(instance_data)), ComputeBufferType.Append);
// n instances
var instanceDataArray = new instance_data[n];
// copy data
for (var i = 0; i < n; ++i)
{
instanceDataArray[i].Position = dataset.POSITION[i];
instanceDataArray[i].Size = dataset.UV0ListComp[i].x;
instanceDataArray[i].Rotation = new Vector3(dataset.UV0ListComp[i].y, dataset.UV0ListComp[i].z, dataset.UV0ListComp[i].w);
instanceDataArray[i].Color = new Vector3(dataset.COLOR[i].r, dataset.COLOR[i].g, dataset.COLOR[i].b);
instanceDataArray[i].Offset = dataset.UV1ListComp[i].x;
instanceDataArray[i].PlaneOffset = new Vector3(dataset.UV1ListComp[i].y, dataset.UV1ListComp[i].z, dataset.UV1ListComp[i].w);
}
// copy data to GPU buffer
_inputBuffer.SetData(instanceDataArray);
// create indirect argument buffer
_argBuffer = new ComputeBuffer(4, Marshal.SizeOf(typeof(int)), ComputeBufferType.IndirectArguments);
// clone the material
// _material = Instantiate(material);// Material;// Instantiate(Material);
if (_material)
{
Destroy(_material);
}
_material = material ?? DefaultMaterial;
// get cull kernel
_cullingKernel = _computeShader.FindKernel("CS_Cull");
_computeShader.SetBuffer(_cullingKernel, Shader.PropertyToID("Input"), _inputBuffer);
_computeShader.SetBuffer(_cullingKernel, Shader.PropertyToID("Output"), _outputBuffer);
_computeShader.SetInt(Shader.PropertyToID("_count"), n);
int[] args = new int[] { 0, 1, 0, 0 };
_argBuffer.SetData(args);
_material.SetBuffer("_buffer", _outputBuffer);
}
