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#!/usr/bin/python
#
# C++ version Copyright (c) 2006-2007 Erin Catto http://www.gphysics.com
# Python version Copyright (c) 2008 kne / sirkne at gmail dot com
#
# Implemented using the pybox2d SWIG interface for Box2D (pybox2d.googlecode.com)
#
# This software is provided 'as-is', without any express or implied
# warranty. In no event will the authors be held liable for any damages
# arising from the use of this software.
# Permission is granted to anyone to use this software for any purpose,
# including commercial applications, and to alter it and redistribute it
# freely, subject to the following restrictions:
# 1. The origin of this software must not be misrepresented; you must not
# claim that you wrote the original software. If you use this software
# in a product, an acknowledgment in the product documentation would be
# appreciated but is not required.
# 2. Altered source versions must be plainly marked as such, and must not be
# misrepresented as being the original software.
# 3. This notice may not be removed or altered from any source distribution.
from test_main import *
class CompoundShapes (Framework):
name="CompoundShapes"
def __init__(self):
super(CompoundShapes, self).__init__()
bd=box2d.b2BodyDef()
bd.position = (0.0, -10.0)
body = self.world.CreateBody(bd)
sd=box2d.b2PolygonDef()
sd.SetAsBox(50.0, 10.0)
body.CreateShape(sd)
sd1=box2d.b2CircleDef()
sd1.radius = 0.5
sd1.localPosition = (-0.5, 0.5)
sd1.density = 2.0
sd2=box2d.b2CircleDef()
sd2.radius = 0.5
sd2.localPosition = (0.5, 0.5)
sd2.density = 0.0
for i in range(10):
x = box2d.b2Random(-0.1, 0.1)
bd=box2d.b2BodyDef()
bd.position = (x + 5.0, 1.05 + 2.5 * i)
bd.angle = box2d.b2Random(-box2d.b2_pi, box2d.b2_pi)
body = self.world.CreateBody(bd)
body.CreateShape(sd1)
body.CreateShape(sd2)
body.SetMassFromShapes()
sd1=box2d.b2PolygonDef()
sd1.SetAsBox(0.25, 0.5)
sd1.density = 2.0
sd2=box2d.b2PolygonDef()
sd2.SetAsBox(0.25, 0.5, (0.0, -0.5), 0.5 * box2d.b2_pi)
sd2.density = 2.0
for i in range(10):
x = box2d.b2Random(-0.1, 0.1)
bd=box2d.b2BodyDef()
bd.position = (x - 5.0, 1.05 + 2.5 * i)
bd.angle = box2d.b2Random(-box2d.b2_pi, box2d.b2_pi)
body = self.world.CreateBody(bd)
body.CreateShape(sd1)
body.CreateShape(sd2)
body.SetMassFromShapes()
xf1 = box2d.b2XForm()
xf1.R.Set(0.3524 * box2d.b2_pi)
xf1.position = box2d.b2Mul(xf1.R, (1.0, 0.0))
sd1=box2d.b2PolygonDef()
sd1.vertexCount = 3
sd1.setVertex(0, box2d.b2Mul(xf1, (-1.0, 0.0)))
sd1.setVertex(1, box2d.b2Mul(xf1, (1.0, 0.0)))
sd1.setVertex(2, box2d.b2Mul(xf1, (0.0, 0.5)))
sd1.density = 2.0
xf2 = box2d.b2XForm()
xf2.R.Set(-0.3524 * box2d.b2_pi)
xf2.position = box2d.b2Mul(xf2.R, (-1.0, 0.0))
sd2=box2d.b2PolygonDef()
sd2.vertexCount = 3
sd2.setVertex(0, box2d.b2Mul(xf2, (-1.0, 0.0)))
sd2.setVertex(1, box2d.b2Mul(xf2, (1.0, 0.0)))
sd2.setVertex(2, box2d.b2Mul(xf2, (0.0, 0.5)))
sd2.density = 2.0
for i in range(10):
x = box2d.b2Random(-0.1, 0.1)
bd=box2d.b2BodyDef()
bd.position = (x, 2.05 + 2.5 * i)
bd.angle = 0.0
body = self.world.CreateBody(bd)
body.CreateShape(sd1)
body.CreateShape(sd2)
body.SetMassFromShapes()
sd_bottom=box2d.b2PolygonDef()
sd_bottom.SetAsBox( 1.5, 0.15 )
sd_bottom.density = 4.0
sd_left=box2d.b2PolygonDef()
sd_left.SetAsBox(0.15, 2.7, (-1.45, 2.35), 0.2)
sd_left.density = 4.0
sd_right=box2d.b2PolygonDef()
sd_right.SetAsBox(0.15, 2.7, (1.45, 2.35), -0.2)
sd_right.density = 4.0
bd=box2d.b2BodyDef()
bd.position = ( 0.0, 2.0 )
body = self.world.CreateBody(bd)
body.CreateShape(sd_bottom)
body.CreateShape(sd_left)
body.CreateShape(sd_right)
body.SetMassFromShapes()
if __name__=="__main__":
main(CompoundShapes)
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