private int[,,] VoxelizeMesh(Vector3[] vertices, int[] triangles, Box3 bounds, int size)
{
MeshVoxelizer m_voxelizer = new MeshVoxelizer(size, size, size);
m_voxelizer.Voxelize(vertices, triangles, bounds);
return(m_voxelizer.Voxels);
}
/// <summary>
/// Uses <see cref="MeshVoxelizer"/> to build voxel object collection from the source mesh.
/// </summary>
/// <param name="size">xyz size of the voxel object collection</param>
public void GenerateBlocks(int size)
{
Color defaultColor = gameObject.GetComponent <BlockDrawer>().selectedColor;
voxelObject.SetActive(true);
var bounds = srcMesh.bounds;
var max = bounds.extents.x;
if (max < bounds.extents.y)
{
max = bounds.extents.y;
}
if (max < bounds.extents.z)
{
max = bounds.extents.z;
}
var center = srcMesh.bounds.center;
Box3 box = new Box3(center - new Vector3(max, max, max), center + new Vector3(max, max, max));
meshVoxelizer = new MeshVoxelizer(size, size, size);
meshVoxelizer.Voxelize(srcMesh.vertices, srcMesh.triangles, box);
for (int i = 0; i < meshVoxelizer.Voxels.GetLength(0); i++)
{
for (int j = 0; j < meshVoxelizer.Voxels.GetLength(1); j++)
{
for (int k = 0; k < meshVoxelizer.Voxels.GetLength(2); k++)
{
if (meshVoxelizer.Voxels[i, j, k] == 1)
{
GameObject cube = GameObject.CreatePrimitive(PrimitiveType.Cube);
cube.transform.parent = voxelObject.transform;
cube.transform.localPosition = new Vector3(i, j, k);
cube.tag = "Voxel";
cube.GetComponent <MeshRenderer>().material.color = defaultColor;
}
}
}
}
sourceObject.SetActive(false);
}