demos/spheres_ao.py
author Radek Brich <radek.brich@devl.cz>
Sun, 25 Nov 2007 15:50:01 +0100
branchpyrit
changeset 14 fc18ac4833f2
parent 6 d8d596d26f25
child 19 4e0955fca797
permissions -rwxr-xr-x
replace Plane with axis-aligned Box (because infinite Plane is not usable with kd-tree) fix memory leak in KdTree::nearest_intersection rename BBox::R to BBox::H new file: common.h (Eps and Inf constants)

#!/usr/bin/python

import sys
sys.path.append("..")

from raytracer import Raytracer, Material, Box, Sphere, Light
import Image

rt = Raytracer()
rt.ambientocclusion(samples=60, distance=6.0, angle=0.5)

light1 = Light(position=(0.0, 5.0, 5.0), colour=(0.7, 0.3, 0.6))
light1.castshadows(False)
rt.addlight(light1)

light2 = Light(position=(-2.0, 10.0, 2.0), colour=(0.4, 0.6, 0.3))
light2.castshadows(False)
rt.addlight(light2)

mat0 = Material(colour=(0.7, 0.7, 0.7))

box = Box(L=(-20.0, -1.2, -20.0), H=(20.0, -1.0, 20.0), material=mat0)
rt.addshape(box)

mat1 = Material(colour=(1.0, 0.0, 0.0))
bigsphere = Sphere(centre=(3.0, 2.0, 7.0), radius=3.0, material=mat1)
rt.addshape(bigsphere)

mat2 = Material(colour=(0.0, 1.0, 0.0))
smallsphere = Sphere(centre=(-5.5, 1.5, 8.0), radius=2.0, material=mat2)
rt.addshape(smallsphere)

mat3 = Material(colour=(0.0, 0.0, 1.0))
tinysphere = Sphere(centre=(-1.2, 0.0, 2.0), radius=0.5, material=mat3)
rt.addshape(tinysphere)

imagesize = (800, 600)
data = rt.render(imagesize)
img = Image.fromstring("RGB", imagesize, data)
img.save('spheres_ao.png')