Method DrawJoint

blocks/Box2D/src/Box2D/Dynamics/b2World.cpp:1094–1133

}

void b2World::DrawJoint(b2Joint* joint)
{
	b2Body* bodyA = joint->GetBodyA();
	b2Body* bodyB = joint->GetBodyB();
	const b2Transform& xf1 = bodyA->GetTransform();
	const b2Transform& xf2 = bodyB->GetTransform();
	b2Vec2 x1 = xf1.p;
	b2Vec2 x2 = xf2.p;
	b2Vec2 p1 = joint->GetAnchorA();
	b2Vec2 p2 = joint->GetAnchorB();

	b2Color color(0.5f, 0.8f, 0.8f);

	switch (joint->GetType())
	{
	case e_distanceJoint:
		m_debugDraw->DrawSegment(p1, p2, color);
		break;

	case e_pulleyJoint:
		{
			b2PulleyJoint* pulley = (b2PulleyJoint*)joint;
			b2Vec2 s1 = pulley->GetGroundAnchorA();
			b2Vec2 s2 = pulley->GetGroundAnchorB();
			m_debugDraw->DrawSegment(s1, p1, color);
			m_debugDraw->DrawSegment(s2, p2, color);
			m_debugDraw->DrawSegment(s1, s2, color);
		}
		break;

	case e_mouseJoint:
		// don't draw this
		break;

	default:
		m_debugDraw->DrawSegment(x1, p1, color);
		m_debugDraw->DrawSegment(p1, p2, color);
		m_debugDraw->DrawSegment(x2, p2, color);
	}
}

void b2World::DrawDebugData()
{