def floor_material():
material = Material()
material.color = Color(1, .9, .9)
material.specular = 0
material.pattern = stripe_pattern(RED, BLUE)
material.pattern.transform = Scaling(.2, .2, .2) * rotation_z(math.pi / 4)
return material
def floor_material():
material = Material()
material.color = Color(1, .9, .9)
material.specular = 0
return material