ply
format ascii 1.0
element vertex 4
property double x
property double y
property double z
property double nx
property double ny
property double nz
property uchar red
property uchar green
property uchar blue
property int id
element face 4
property list uchar int vertex_indices
property uchar red
property uchar green
property uchar blue
property int label
element edge 6
property int vertex1
property int vertex2
property float confidence
end_header
0 0 0 -0.5 -0.5 -0.5 255 255 0 0
0 0 1 -0.5 -0.5 0 0 255 255 1
0 1 0 -0.5 0 -0.5 128 0 255 2
1 0 0 0 -0.5 -0.5 255 128 0 3
3 0 1 2 255 0 0 -1
3 0 3 1 0 255 0 1
3 1 3 2 0 0 255 -1
3 0 2 3 255 0 255 0
0 1 0.1
0 2 0.2
0 3 0.3
1 2 0.4
1 3 0.5
2 3 0.6
