meshFaceIndices :: MeshFaceIndices
meshFaceIndices = [ L.V3 0 1 2
                  , L.V3 2 3 0
                  ]
meshFaceIndices :: MeshFaceIndices
meshFaceIndices = [ L.V3 0 1 2
                  , L.V3 2 3 0
                  ]
meshFaceIndices = [ L.V3 0 1 2
                  , L.V3 2 3 0
                  ]