Merge pull request #6743 from mateka/issue-6296

Issue #6296: When searching for control, checking if matrix is inversible
2016-10-09 14:53:32 +02:00
parent 20773733ca 8671836b76
commit b9e010fb7f
2 changed files with 4 additions and 1 deletions
@@ -1715,6 +1715,9 @@ Control* Viewport::_gui_find_control_at_pos(CanvasItem* p_node,const Point2& p_g
 	}

 	Matrix32 matrix = p_xform * p_node->get_transform();
+	// matrix.basis_determinant() == 0.0f implies that node does not exist on scene
+	if(matrix.basis_determinant() == 0.0f)
+		return NULL;

 	if (!c || !c->clips_input() || c->has_point(matrix.affine_inverse().xform(p_global))) {