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#!/usr/bin/env python
"""
An example scene from...
http://www.pawfal.org/index.php?page=PyGmy
"""
import math
from ppygmy_reuse import *
import sys
class everythingshader(shader):
def __init__(self):
pass
def shade(self,shaderinfo):
col = shader.shade(self,shaderinfo)
ref = self.getreflected(shaderinfo)
col = col*0.5+ref*0.5
return col*self.doocclusion(10,shaderinfo)
class spotshader(shader):
def __init__(self):
pass
def shade(self,shaderinfo):
col = shader.shade(self,shaderinfo)
position=shaderinfo["position"]
jitter=(math.sin(position.x)+math.cos(position.z))
if jitter>0.5: col=col/2
ref = self.getreflected(shaderinfo)
return ref*0.5+col*0.5*self.doocclusion(10,shaderinfo)
if __name__ == "__main__":
w = world(300,200)
numballs=10.0
offset = vec(0,-5,55)
rad=12.0
radperball=(2*3.141)/numballs
for i in range(0,int(numballs)):
x=sin(0.3+radperball*float(i))*rad
y=cos(0.3+radperball*float(i))*rad
w.objects.append(sphere(vec(x,0,y)+offset,2,everythingshader()))
w.objects.append(sphere(vec(3,3,0)+offset,5,everythingshader()))
w.objects.append(plane(vec(0,1,0),7,spotshader()))
w.lights.append(parallellight(vec(1,1,-1),vec(0.3,0.9,0.1)))
w.lights.append(pointlight(vec(5,100,-5),vec(0.5,0.5,1)))
if len(sys.argv) > 1:
if "--help" in sys.argv:
print "Specify a limit to the number of processes."
print "For example:"
print "python", sys.argv[0], "4"
sys.exit(1)
else:
limit = int(sys.argv[1])
else:
limit = 1
print "Number of processes:", limit
w.render("test.tif", limit)
# vim: tabstop=4 expandtab shiftwidth=4
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