def default_world():
w = world()
w.light = point_light(point(-10, 10, -10), color(1, 1, 1))
s1 = sphere()
s1.material.color = color(0.8, 1.0, 0.6)
s1.material.diffuse = 0.7
s1.material.specular = 0.2
w.objects.append(s1)
s2 = sphere()
s2.transform = scaling(0.5, 0.5, 0.5)
w.objects.append(s2)
return w
from camera import camera, render
from canvas import canvas_to_ppm
from material import material
from matrix import scaling, translation, view_transform
from plane import plane
from sphere import sphere
from tuple import color, point, point_light, vector
from world import world
if __name__ == "__main__":
start = time.time()
print("Starting render...")
w = world()
w.light = point_light(point(-10, 10, -10), 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
w.objects.append(floor)
# left_wall = sphere()
# 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 = sphere()
# 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
if __name__ == "__main__":
ray_origin = point(0, 0, -5)
wall_z = 10
wall_size = 7
canvas_pixels = 400
pixel_size = wall_size / canvas_pixels
half = wall_size / 2
canvas = canvas(canvas_pixels, canvas_pixels)
shape = sphere()
shape.material = material()
shape.material.color = color(0.2, 1, 1)
light_position = point(-10, 10, -10)
light_color = color(1, 1, 1)
light = point_light(light_position, light_color)
# transformations
# shape.transform = scaling(1, 0.5, 1)
# shape.transform = scaling(0.5, 1, 1)
# shape.transform = rotation_z(pi / 4) * scaling(0.5, 1, 1)
# shape.transform = shearing(1, 0, 0, 0, 0, 0) * scaling(0.5, 1, 1)
start = time.time()
print("Starting render...")
for y in range(canvas_pixels):
world_y = half - pixel_size * y
for x in range(canvas_pixels):
def step_impl(context):
context.light = point_light(context.position, context.intensity)
def step_impl(context):
context.light = point_light(point(0, 10, -10), color(1, 1, 1))
def step_impl(context):
context.w.light = point_light(point(0, 0, 0), color(1, 1, 1))
