-Made one way collision work with 2D physics (rigidbody)

1 files changed, 7 insertions, 1 deletions

diff --git a/servers/physics_2d/body_2d_sw.h b/servers/physics_2d/body_2d_sw.h
index ca4d80a15b..e34686f3ac 100644
--- a/servers/physics_2d/body_2d_sw.h
+++ b/servers/physics_2d/body_2d_sw.h
@@ -81,6 +81,7 @@ class Body2DSW : public CollisionObject2DSW {
 	bool active;
 	bool can_sleep;
 	bool first_time_kinematic;
+	bool using_one_way_cache;
 	void _update_inertia();
 	virtual void _shapes_changed();
 	Matrix32 new_transform;
@@ -229,12 +230,17 @@ public:
 	_FORCE_INLINE_ void set_continuous_collision_detection_mode(Physics2DServer::CCDMode p_mode) { continuous_cd_mode=p_mode; }
 	_FORCE_INLINE_ Physics2DServer::CCDMode get_continuous_collision_detection_mode() const { return continuous_cd_mode; }
 
-	void set_one_way_collision_direction(const Vector2& p_dir) { one_way_collision_direction=p_dir; }
+	void set_one_way_collision_direction(const Vector2& p_dir) {
+		one_way_collision_direction=p_dir;
+		using_one_way_cache=one_way_collision_direction!=Vector2();
+	}
 	Vector2 get_one_way_collision_direction() const { return one_way_collision_direction; }
 
 	void set_one_way_collision_max_depth(float p_depth) { one_way_collision_max_depth=p_depth; }
 	float get_one_way_collision_max_depth() const { return one_way_collision_max_depth; }
 
+	_FORCE_INLINE_ bool is_using_one_way_collision() const { return using_one_way_cache; }
+
 	void set_space(Space2DSW *p_space);
 
 	void update_inertias();