def make_middle():
middle = set_transform(Sphere(), Translation(-0.5, 1, 0.5))
middle.material = Material()
middle.material.color = Color(0.1, 1, 0.5)
middle.material.diffuse = 0.7
middle.material.specular = 0.3
return middle
def make_right():
right = set_transform(Sphere(),
Translation(1.5, 0.5, -0.5) * Scaling(0.5, 0.5, 0.5))
right.material = Material()
right.material.color = Color(0.5, 1, 0.1)
right.material.diffuse = 0.7
right.material.specular = 0.3
return right
def make_left():
left = set_transform(
Sphere(),
Translation(-1.5, 0.33, -0.75) * Scaling(0.33, 0.33, 0.33))
left.material = Material()
left.material.color = Color(1, 0.8, 0.1)
left.material.diffuse = 0.7
left.material.specular = 0.3
return left
def make_middle():
middle = set_transform(Sphere(), Translation(-0.5, 1, 0.5))
middle.material = Material()
middle.material.color = Color(0.1, 1, 0.5)
middle.material.diffuse = 0.7
middle.material.specular = 0.3
middle.material.pattern = gradient_pattern(BLUE, GREEN)
middle.material.pattern.transform = Scaling(.2, .2, .2)
return middle
def make_left():
left = set_transform(
Sphere(),
Translation(-1.5, 0.33, -0.75) * Scaling(0.33, 0.33, 0.33))
left.material = Material()
left.material.color = Color(1, 0.8, 0.1)
left.material.diffuse = 0.7
left.material.specular = 0.3
left.material.pattern = checkers_pattern(WHITE, BLACK)
return left
def make_right():
right = set_transform(Sphere(),
Translation(1.5, 0.5, -0.5) * Scaling(0.5, 0.5, 0.5))
right.material = Material()
#right.material.color = Color(0.5, 1, 0.1)
#right.material.diffuse = 0.7
#right.material.specular = 0.3
right.material.pattern = ring_pattern(GREEN, BLACK)
right.material.pattern.transform = Scaling(.2, .2, .2) * rotation_x(
math.pi / 2)
return right
def step_impl(context, pattern, dx, dy, dz):
_pattern = getattr(context, pattern)
_pattern = set_pattern_transform(_pattern, Translation(dx, dy, dz))
setattr(context, pattern, _pattern)
def step_impl(context, transform, x, y, z):
_transform = Translation(x, y, z)
setattr(context, transform, _transform)
def step_impl(context, sphere, dx, dy, dz):
_transform = Translation(dx, dy, dz)
setattr(context, "transform", _transform)
context.execute_steps(f'when set_transform({sphere}, transform)')
def make_wall(theta):
transform = Translation(0, 0, 5) * rotation_y(theta) * rotation_x(
math.pi / 2) * Scaling(10, .01, 10)
wall = set_transform(Sphere(), transform)
wall.material = floor_material()
return wall