#include <Box2D/Dynamics/Contacts/b2ChainAndPolygonContact.h>
#include <Box2D/Common/b2BlockAllocator.h>
#include <Box2D/Dynamics/b2Fixture.h>
#include <Box2D/Collision/Shapes/b2ChainShape.h>
#include <Box2D/Collision/Shapes/b2EdgeShape.h>
#include <new>