#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>