#!/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 PyramidStaticEdges (Framework):
    name="PyramidStaticEdges"
    def __init__(self):
        super(PyramidStaticEdges, self).__init__()
        verts = [ (50.0,0.0), (-50.0,0.0) ]
        
        bd=box2d.b2BodyDef()
        bd.position = ( 0.0, 0.0 )
        body = self.world.CreateBody(bd)

        edgeDef = box2d.b2EdgeChainDef()
        edgeDef.setVertices_tuple(verts)
        edgeDef.isALoop = False
        body.CreateShape(edgeDef)
        
        #body.SetMassFromShapes()
    
        sd=box2d.b2PolygonDef()
        a = 0.5
        sd.SetAsBox(a, a)
        sd.density = 5.0
        
        x=box2d.b2Vec2(-10.0, 1.0)
        deltaX=(0.5625, 2.0)
        deltaY=(1.125, 0.0)

        for i in range(25):
            y = x.copy()

            for j in range(i, 25):
                bd=box2d.b2BodyDef() 
                bd.position = y
                body = self.world.CreateBody(bd) 
                body.CreateShape(sd)
                body.SetMassFromShapes()
                y += deltaY

            x += deltaX
    
if __name__=="__main__":
    main(PyramidStaticEdges)