/*
* Copyright (c) 2006-2011 Erin Catto http://www.box2d.org
*
* 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.
*/
#include <Box2D/Dynamics/b2World.h>
#include <Box2D/Dynamics/b2Body.h>
#include <Box2D/Dynamics/b2Fixture.h>
#include <Box2D/Dynamics/b2Island.h>
#include <Box2D/Dynamics/Joints/b2PulleyJoint.h>
#include <Box2D/Dynamics/Contacts/b2Contact.h>
#include <Box2D/Dynamics/Contacts/b2ContactSolver.h>
#include <Box2D/Collision/b2Collision.h>
#include <Box2D/Collision/b2BroadPhase.h>
#include <Box2D/Collision/Shapes/b2CircleShape.h>
#include <Box2D/Collision/Shapes/b2EdgeShape.h>
#include <Box2D/Collision/Shapes/b2ChainShape.h>
#include <Box2D/Collision/Shapes/b2PolygonShape.h>
#include <Box2D/Collision/b2TimeOfImpact.h>
#include <Box2D/Common/b2Draw.h>
#include <Box2D/Common/b2Timer.h>
#include <new>
b2World::b2World(const b2Vec2& gravity)
{
m_destructionListener = NULL;
m_debugDraw = NULL;
m_bodyList = NULL;
m_jointList = NULL;
m_bodyCount = 0;
m_jointCount = 0;
m_warmStarting = true;
m_continuousPhysics = true;
m_subStepping = false;
m_stepComplete = true;
m_allowSleep = true;
m_gravity = gravity;
m_flags = e_clearForces;
m_inv_dt0 = 0.0f;
m_contactManager.m_allocator = &m_blockAllocator;
memset(&m_profile, 0, sizeof(b2Profile));
}
b2World::~b2World()
{
// Some shapes allocate using b2Alloc.
b2Body* b = m_bodyList;
while (b)
{
b2Body* bNext = b->m_next;
b2Fixture* f = b->m_fixtureList;
while (f)
{
b2Fixture* fNext = f->m_next;
f->m_proxyCount = 0;
f->Destroy(&m_blockAllocator);
f = fNext;
}
b = bNext;
}
}
void b2World::SetDestructionListener(b2DestructionListener* listener)
{
m_destructionListener = listener;
}
void b2World::SetContactFilter(b2ContactFilter* filter)
{
m_contactManager.m_contactFilter = filter;
}
void b2World::SetContactListener(b2ContactListener* listener)
{
m_contactManager.m_contactListener = listener;
}
void b2World::SetDebugDraw(b2Draw* debugDraw)
{
