createBox method
void
createBox()
Implementation
void createBox(){
final m = MeshPhongMaterial.fromMap({
'color': 0x999999,
})..flatShading = true;
final box = Mesh(facetedBox(1.8,1.8,1.8,0.2),m);
add(box);
interactiveObjects.add(box);
Group g = Group();
g.add(_createEdge(0.325, 0, 0, 0, 0, math.pi/2,0xff0000));
g.add(_createEdge(0, 0.325, 0, 0, 0, 0,0x00ff00));
g.add(_createEdge(0, 0, 0.325, math.pi/2, 0, 0,0x0000ff));
add(g..scale.scale(3.25));
}