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 default_world():
light = point_light(Point(-10, 10, -10), Color(1, 1, 1))
s1 = Sphere()
s1.material.color = Color(.8, 1.0, .6)
s1.material.diffuse = .7
s1.material.specular = .2
s2 = set_transform(Sphere(), Scaling(.5, .5, .5))
return World(objects=[s1, s2], light=light)
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 make_floor():
output = Plane()
output = set_transform(output, Scaling(10, .01, 10))
output.material = floor_material()
return output
def step_impl(context, s, m):
_s = getattr(context, s)
_m = getattr(context, m)
_s = set_transform(_s, _m)
setattr(context, s, _s)
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
