def render_scene(self):
for j in range(self.image.height):
y = self.image.y0 + j * self.image.y_step
for i in range(self.image.width):
x = self.image.x0 + i * self.image.x_step
ray = Ray(self.camera.position,
Vector(x, y, 0) - self.camera.position)
self.image.set_pixel_to_map(j, i, self.ray_trace(ray))
return self.image
def __init__(self, position, radius, material):
self.position = Vector(position[0], position[1], position[2])
self.radius = radius
self.material = material
def __init__(self, position=(0.0, 0.0, -1.0), direction=(0.0, 0.0, 0.0)):
self.position = Vector(position[0], position[1], position[2])
self.direction = Vector(direction[0], direction[1],
direction[2]).normalization() + self.position