DummyBackend: fix midi event mux+sorting

[ardour.git] / libs / canvas / types.cc

diff --git a/libs/canvas/types.cc b/libs/canvas/types.cc
index 7d7a495df56666f4586a5d006b91702ec29fe530..4fd064d7467b1f844847207b6006e85da02ad0cd 100644 (file)
--- a/libs/canvas/types.cc
+++ b/libs/canvas/types.cc
@@ -121,6 +121,16 @@ Rect::fix () const
        return r;
 }
 
+bool
+ArdourCanvas::operator!= (Rect const& a, Rect const& b)
+{
+       return a.x0 != b.x0 ||
+               a.x1 != b.x1 ||
+               a.y0 != b.y0 ||
+               a.y1 != b.y1;
+}
+
+
 Duple
 ArdourCanvas::operator- (Duple const & o)
 {
@@ -139,6 +149,12 @@ ArdourCanvas::operator== (Duple const & a, Duple const & b)
        return a.x == b.x && a.y == b.y;
 }
 
+bool
+ArdourCanvas::operator!= (Duple const & a, Duple const & b)
+{
+       return a.x != b.x || a.y != b.y;
+}
+
 Duple
 ArdourCanvas::operator- (Duple const & a, Duple const & b)
 {