Method CreateFixture

blocks/Box2D/src/Box2D/Dynamics/b2Body.cpp:151–188

}

b2Fixture* b2Body::CreateFixture(const b2FixtureDef* def)
{
	b2Assert(m_world->IsLocked() == false);
	if (m_world->IsLocked() == true)
	{
		return NULL;
	}

	b2BlockAllocator* allocator = &m_world->m_blockAllocator;

	void* memory = allocator->Allocate(sizeof(b2Fixture));
	b2Fixture* fixture = new (memory) b2Fixture;
	fixture->Create(allocator, this, def);

	if (m_flags & e_activeFlag)
	{
		b2BroadPhase* broadPhase = &m_world->m_contactManager.m_broadPhase;
		fixture->CreateProxies(broadPhase, m_xf);
	}

	fixture->m_next = m_fixtureList;
	m_fixtureList = fixture;
	++m_fixtureCount;

	fixture->m_body = this;

	// Adjust mass properties if needed.
	if (fixture->m_density > 0.0f)
	{
		ResetMassData();
	}

	// Let the world know we have a new fixture. This will cause new contacts
	// to be created at the beginning of the next time step.
	m_world->m_flags |= b2World::e_newFixture;

	return fixture;
}

b2Fixture* b2Body::CreateFixture(const b2Shape* shape, float32 density)
{