def hexagon():
hex = group()
for n in range(5):
side = hexagon_side()
set_transform(side, rotation_y(n * pi / 3))
add_child(hex, side)
return hex
def hexagon_edge():
edge = cylinder()
edge.minimum = 0
edge.maximum = 1
set_transform(
edge,
translation(0, 0, -1) * rotation_y(-pi / 6) * rotation_z(-pi / 2) *
scaling(0.25, 1, 0.25),
)
return edge
w = world()
w.light = point_light(point(-10, 10, -10), color(1, 1, 1))
black = color(0, 0, 0)
white = color(1, 1, 1)
floor = plane()
floor.transform = scaling(0.5, 0.5, 0.5)
floor.material.color = color(0.9, 0.9, 0.9)
floor.material.specular = 0.3
floor.material.pattern = checkers_pattern(black, white)
floor.material.reflective = 0.6
w.objects.append(floor)
left_wall = plane()
left_wall.transform = (translation(0, 0, 5) * rotation_y(-pi / 4) *
rotation_x(pi / 2) * scaling(10, 0.01, 10))
left_wall.material.specular = 0.7
left_wall.material.pattern = stripe_pattern(black, white)
w.objects.append(left_wall)
right_wall = plane()
right_wall.transform = (translation(0, 0, 5) * rotation_y(pi / 4) *
rotation_x(pi / 2) * scaling(10, 0.01, 10))
right_wall.material.specular = 0.7
right_wall.material.pattern = stripe_pattern(black, white)
w.objects.append(right_wall)
middle = sphere()
middle.transform = translation(-0.5, 1, 0.5)
middle.material = material()
def step_impl(context):
context.full_quarter = rotation_y(pi / 2)
def step_impl(context):
context.half_quarter = rotation_y(pi / 4)
def step_impl(context):
set_transform(context.g1, rotation_y(pi / 2))
def step_impl(context):
context.c.transform = rotation_y(pi / 4) * translation(0, -2, 5)
w = world()
w.light = point_light(point(-10, 10, -10), color(1, 1, 1))
black = color(0, 0, 0)
white = color(1, 1, 1)
floor = plane()
floor.transform = scaling(10, 0.01, 10)
floor.material.color = color(1, 0.9, 0.9)
floor.material.specular = 0.1
floor.material.pattern = checkers_pattern(black, white)
w.objects.append(floor)
left_wall = plane()
left_wall.transform = (
translation(0, 0, 5) * rotation_y(-pi / 4) * rotation_x(pi / 2)
) # * scaling(10, 0.01, 10)
left_wall.material = floor.material
w.objects.append(left_wall)
right_wall = plane()
right_wall.transform = (
translation(0, 0, 5) * rotation_y(pi / 4) * rotation_x(pi / 2)
) # * scaling(10, 0.01, 10)
right_wall.material = floor.material
w.objects.append(right_wall)
middle = sphere()
middle.transform = translation(-0.5, 1, 0.5)
middle.material = material()
middle.material.color = color(0.1, 1, 0.5)