def setUp(self):
'''
Create a scene with a camera placed at [0, 0, 4] and looking at the
world origin.
'''
scene = Scene()
self.scene = scene
#Camera
camera = Camera({
'from': np.array([1., 4., -2.]),
'to': np.array([1., -2., 4]),
'up': GT.normalize(np.array([-1., 1., 0.])),
'fov': 45,
'width': 10001,
'height': 10001
}) # choose very high dimension to avoid rounding error
render = Render({'camera': camera})
scene.render = render
def test_red_sphere_blue_background():
from Intersectable import Sphere
scene = Scene()
# Materials
red = Material()
# Lights
light = Light({'color': [0.8, 0.2, 0.2], 'from': [0, 0, 10], 'power': 0.6})
scene.lights.append(light)
# Surfaces
sphere = Sphere({'radius': 1, 'center': [0, 0, 0], 'material': red})
scene.surfaces.append(sphere)
# Camera
camera = Camera({'from': [0, 0, 4], 'to': [0, 0, 0], 'up': [0, 1, 0], 'fov': 45, 'width': 160, 'height': 120})
render = Render({'camera': camera, 'bgcolor': [.2, .2, .8], 'output': 'red_sphere_blue_background.png'})
scene.render = render
scene.renderScene()
def process_render(self, node):
params = self.create_params(node.attributes)
params = self.create_params_from_child(node, params)
self.scene.render = Render(params)
def __init__(self, render=Render()): self.render = render # The camera will be set by the parser. self.lights = [] # empty lists of lights, needs to be populated by the parser. self.surfaces = [] # empty list of surfaces, needs to be populated by the parser. self.ambient = np.array([0.1, 0.1, 0.1]) # scene ambient value can be overridden by the xml file spec