mesh :: Mesh
mesh = newMesh
    & meshVertices   .~ V.singleton (V3 1 2 3)
    & meshNormals    .~ V.singleton (V3 4 5 6)
    & meshTangents   .~ V.singleton (V3 7 8 9)
    & meshBitangents .~ V.singleton (V3 1 3 6)
    & meshBones      .~ V.singleton bone
mesh :: Mesh
mesh = newMesh
    & meshVertices   .~ V.singleton (V3 1 2 3)
    & meshNormals    .~ V.singleton (V3 4 5 6)
    & meshTangents   .~ V.singleton (V3 7 8 9)
    & meshBitangents .~ V.singleton (V3 1 3 6)
    & meshBones      .~ V.singleton bone
mesh = newMesh
    & meshVertices   .~ V.singleton (V3 1 2 3)
    & meshNormals    .~ V.singleton (V3 4 5 6)
    & meshTangents   .~ V.singleton (V3 7 8 9)
    & meshBitangents .~ V.singleton (V3 1 3 6)
    & meshBones      .~ V.singleton bone