/// Call this to draw shapes and other debug draw data. public void DrawDebugData() { if (DebugDraw == null) { return; } DebugDrawFlags flags = DebugDraw.Flags; if ((flags & DebugDrawFlags.Shape) == DebugDrawFlags.Shape) { for (Body b = _bodyList; b != null; b = b.GetNext()) { Transform xf; b.GetTransform(out xf); for (Fixture f = b.GetFixtureList(); f != null; f = f.GetNext()) { if (b.IsActive() == false) { DrawShape(f, xf, new Color(0.5f, 0.5f, 0.3f)); } else if (b.GetType() == BodyType.Static) { DrawShape(f, xf, new Color(0.5f, 0.9f, 0.5f)); } else if (b.GetType() == BodyType.Kinematic) { DrawShape(f, xf, new Color(0.5f, 0.5f, 0.9f)); } else if (b.IsAwake() == false) { DrawShape(f, xf, new Color(0.6f, 0.6f, 0.6f)); } else { DrawShape(f, xf, new Color(0.9f, 0.7f, 0.7f)); } } } } if ((flags & DebugDrawFlags.Joint) == DebugDrawFlags.Joint) { for (Joint j = _jointList; j != null; j = j.GetNext()) { DrawJoint(j); } } if ((flags & DebugDrawFlags.Pair) == DebugDrawFlags.Pair) { Color color = new Color(0.3f, 0.9f, 0.9f); for (Contact c = _contactManager._contactList; c != null; c = c.GetNext()) { Fixture fixtureA = c.GetFixtureA(); Fixture fixtureB = c.GetFixtureB(); AABB aabbA; AABB aabbB; fixtureA.GetAABB(out aabbA); fixtureB.GetAABB(out aabbB); Vector2 cA = aabbA.GetCenter(); Vector2 cB = aabbB.GetCenter(); DebugDraw.DrawSegment(cA, cB, color); } } if ((flags & DebugDrawFlags.AABB) == DebugDrawFlags.AABB) { Color color = new Color(0.9f, 0.3f, 0.9f); BroadPhase bp = _contactManager._broadPhase; for (Body b = _bodyList; b != null; b = b.GetNext()) { if (b.IsActive() == false) { continue; } for (Fixture f = b.GetFixtureList(); f != null; f = f.GetNext()) { AABB aabb; bp.GetFatAABB(f._proxyId, out aabb); FixedArray8 <Vector2> vs = new FixedArray8 <Vector2>(); vs[0] = new Vector2(aabb.lowerBound.X, aabb.lowerBound.Y); vs[1] = new Vector2(aabb.upperBound.X, aabb.lowerBound.Y); vs[2] = new Vector2(aabb.upperBound.X, aabb.upperBound.Y); vs[3] = new Vector2(aabb.lowerBound.X, aabb.upperBound.Y); DebugDraw.DrawPolygon(ref vs, 4, color); } } } if ((flags & DebugDrawFlags.CenterOfMass) == DebugDrawFlags.CenterOfMass) { for (Body b = _bodyList; b != null; b = b.GetNext()) { Transform xf; b.GetTransform(out xf); xf.Position = b.GetWorldCenter(); DebugDraw.DrawTransform(ref xf); } } }