3 files changed, 29 insertions, 2 deletions
diff --git a/scene/2d/collision_polygon_2d.cpp b/scene/2d/collision_polygon_2d.cpp
index 57495b5cb0..1c0be60764 100644
--- a/scene/2d/collision_polygon_2d.cpp
+++ b/scene/2d/collision_polygon_2d.cpp
@@ -41,7 +41,6 @@ void CollisionPolygon2D::_add_to_collision_object(Object *p_obj) {
 
 	bool solids=build_mode==BUILD_SOLIDS;
 
-
 	if (solids) {
 
 		//here comes the sun, lalalala
@@ -51,6 +50,8 @@ void CollisionPolygon2D::_add_to_collision_object(Object *p_obj) {
 			Ref<ConvexPolygonShape2D> convex = memnew( ConvexPolygonShape2D );
 			convex->set_points(decomp[i]);
 			co->add_shape(convex,get_transform());
+			if (trigger)
+				co->set_shape_as_trigger(co->get_shape_count()-1,true);
 
 		}
 
@@ -71,6 +72,8 @@ void CollisionPolygon2D::_add_to_collision_object(Object *p_obj) {
 		concave->set_segments(segments);
 
 		co->add_shape(concave,get_transform());
+		if (trigger)
+			co->set_shape_as_trigger(co->get_shape_count()-1,true);
 
 	}
 
@@ -166,6 +169,18 @@ Rect2 CollisionPolygon2D::get_item_rect() const {
 	return aabb;
 }
 
+void CollisionPolygon2D::set_trigger(bool p_trigger) {
+
+	trigger=p_trigger;
+	_update_parent();
+}
+
+bool CollisionPolygon2D::is_trigger() const{
+
+	return trigger;
+}
+
+
 void CollisionPolygon2D::_bind_methods() {
 
 	ObjectTypeDB::bind_method(_MD("_add_to_collision_object"),&CollisionPolygon2D::_add_to_collision_object);
@@ -175,14 +190,19 @@ void CollisionPolygon2D::_bind_methods() {
 	ObjectTypeDB::bind_method(_MD("set_build_mode"),&CollisionPolygon2D::set_build_mode);
 	ObjectTypeDB::bind_method(_MD("get_build_mode"),&CollisionPolygon2D::get_build_mode);
 
+	ObjectTypeDB::bind_method(_MD("set_trigger"),&CollisionPolygon2D::set_trigger);
+	ObjectTypeDB::bind_method(_MD("is_trigger"),&CollisionPolygon2D::is_trigger);
+
 	ADD_PROPERTY( PropertyInfo(Variant::INT,"build_mode",PROPERTY_HINT_ENUM,"Solids,Segments"),_SCS("set_build_mode"),_SCS("get_build_mode"));
 	ADD_PROPERTY( PropertyInfo(Variant::VECTOR2_ARRAY,"polygon"),_SCS("set_polygon"),_SCS("get_polygon"));
+	ADD_PROPERTY( PropertyInfo(Variant::BOOL,"trigger"),_SCS("set_trigger"),_SCS("is_trigger"));
 }
 
 CollisionPolygon2D::CollisionPolygon2D() {
 
 	aabb=Rect2(-10,-10,20,20);
 	build_mode=BUILD_SOLIDS;
+	trigger=false;
 
 
 }
diff --git a/scene/2d/collision_polygon_2d.h b/scene/2d/collision_polygon_2d.h
index 09c2060088..b8e27b6fb4 100644
--- a/scene/2d/collision_polygon_2d.h
+++ b/scene/2d/collision_polygon_2d.h
@@ -50,6 +50,7 @@ protected:
 	Rect2 aabb;
 	BuildMode build_mode;
 	Vector<Point2> polygon;
+	bool trigger;
 
 	void _add_to_collision_object(Object *p_obj);
 	void _update_parent();
@@ -60,6 +61,9 @@ protected:
 	static void _bind_methods();
 public:
 
+	void set_trigger(bool p_trigger);
+	bool is_trigger() const;
+
 	void set_build_mode(BuildMode p_mode);
 	BuildMode get_build_mode() const;
 
diff --git a/scene/2d/physics_body_2d.cpp b/scene/2d/physics_body_2d.cpp
index 655c6e8bf6..9d10000d2b 100644
--- a/scene/2d/physics_body_2d.cpp
+++ b/scene/2d/physics_body_2d.cpp
@@ -858,7 +858,8 @@ Vector2 KinematicBody2D::move(const Vector2& p_motion) {
 		//motion recover
 		for(int i=0;i<get_shape_count();i++) {
 
-
+			if (is_shape_set_as_trigger(i))
+				continue;
 			if (dss->collide_shape(get_shape(i)->get_rid(), get_global_transform() * get_shape_transform(i),Vector2(),margin,sr,max_shapes,res_shapes,exclude,get_layer_mask(),mask))
 				collided=true;
 
@@ -902,6 +903,8 @@ Vector2 KinematicBody2D::move(const Vector2& p_motion) {
 
 	for(int i=0;i<get_shape_count();i++) {
 
+		if (is_shape_set_as_trigger(i))
+			continue;
 
 		float lsafe,lunsafe;
 		bool valid = dss->cast_motion(get_shape(i)->get_rid(), get_global_transform() * get_shape_transform(i), p_motion, 0,lsafe,lunsafe,exclude,get_layer_mask(),mask);