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#!/usr/bin/env python
# -*- coding: utf-8 -*-
import unittest
from Box2D import *
import Box2D
class cl (b2ContactListener):
pass
class test_body (unittest.TestCase):
def setUp(self):
pass
def test_world(self):
world = b2World(gravity=(0,-10), doSleep=True)
world = b2World((0,-10), True)
world = b2World((0,-10), doSleep=True)
def test_extended(self):
world = b2World()
fixture1=b2FixtureDef(shape=b2CircleShape(radius=1), density=1, friction=0.3)
fixture2=b2FixtureDef(shape=b2CircleShape(radius=2), density=1, friction=0.3)
shape1=b2PolygonShape(box=(5,1))
shape2=b2PolygonShape(box=(5,1))
shapefixture=b2FixtureDef(density=2.0, friction=0.3)
world.CreateStaticBody(fixtures=[fixture1, fixture2],
shapes=[shape1, shape2], shapeFixture=shapefixture)
# make sure that 4 bodies were created
self.assertEqual(len(world.bodies[-1].fixtures), 4)
world.CreateKinematicBody(fixtures=[fixture1, fixture2],
shapes=[shape1, shape2], shapeFixture=shapefixture)
self.assertEqual(len(world.bodies[-1].fixtures), 4)
world.CreateDynamicBody(fixtures=[fixture1, fixture2],
shapes=[shape1, shape2], shapeFixture=shapefixture)
self.assertEqual(len(world.bodies[-1].fixtures), 4)
def test_body(self):
self.cont_list=cl()
world = b2World(gravity=(0,-10), doSleep=True, contactListener=self.cont_list)
groundBody = world.CreateBody(b2BodyDef(position=(0,-10)))
groundBody.CreateFixturesFromShapes(shapes=b2PolygonShape(box=(50,10)))
body = world.CreateBody(b2BodyDef(type=b2_dynamicBody, position=(0,4)))
body.CreateFixture(b2FixtureDef(shape=b2CircleShape(radius=1), density=1, friction=0.3))
timeStep = 1.0 / 60
vel_iters, pos_iters = 6, 2
for i in range(60):
world.Step(timeStep, vel_iters, pos_iters)
world.ClearForces()
def test_new_createfixture(self):
world = b2World(gravity=(0,-10), doSleep=True)
body=world.CreateDynamicBody(position=(0,0))
body.CreateCircleFixture(radius=0.2, friction=0.2, density=1.0)
body.fixtures[0]
body.fixtures[0].friction
body.fixtures[0].density
body.fixtures[0].shape.radius
body.CreatePolygonFixture(box=(1,1), friction=0.2, density=1.0)
body.fixtures[1]
body.fixtures[1].friction
body.fixtures[1].density
body.fixtures[1].shape.vertices
v1=(-10, 0)
v2=(-7, -1)
v3=(-4, 0)
v4=(0, 0)
body.CreateEdgeFixture(vertices=[v1,v2,v3,v4], friction=0.3, density=1.0)
body.fixtures[2]
body.fixtures[2].friction
body.fixtures[2].density
body.fixtures[2].shape.vertices
#TODO Loop shapes
def test_fixture_without_shape(self):
world = b2World(gravity=(0,-10), doSleep=True)
body = world.CreateDynamicBody(position=(0,0))
self.assertRaises(ValueError, body.CreateFixture)
if __name__ == '__main__':
unittest.main()
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