first pass at optimization for low-level canvas code

1 files changed, 0 insertions, 156 deletions

diff --git a/libs/canvas/types.cc b/libs/canvas/types.cc
index 4c8cd854f2..536147a7f4 100644
--- a/libs/canvas/types.cc
+++ b/libs/canvas/types.cc
@@ -17,7 +17,6 @@
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
 
-#include <algorithm>
 #include <cfloat>
 #include <cassert>
 
@@ -30,161 +29,6 @@ using namespace ArdourCanvas;
 
 Coord const ArdourCanvas::COORD_MAX = 1.7e307;
 
-static inline Coord
-safe_add (Coord a, Coord b)
-{
-	if (((COORD_MAX - a) <= b) || ((COORD_MAX - b) <= a)) {
-		return COORD_MAX;
-	}
-
-	return a + b;
-}
-
-Duple
-Duple::translate (Duple t) const
-{
-	Duple d;
-
-	d.x = safe_add (x, t.x);
-	d.y = safe_add (y, t.y);
-	
-	return d;
-}
-
-boost::optional<Rect>
-Rect::intersection (Rect const & o) const
-{
-	Rect i;
-	
-	i.x0 = max (x0, o.x0);
-	i.y0 = max (y0, o.y0);
-	i.x1 = min (x1, o.x1);
-	i.y1 = min (y1, o.y1);
-
-	if (i.x0 > i.x1 || i.y0 > i.y1) {
-		return boost::optional<Rect> ();
-	}
-	
-	return boost::optional<Rect> (i);
-}
-
-Rect
-Rect::translate (Duple t) const
-{
-	Rect r;
-
-	r.x0 = safe_add (x0, t.x);
-	r.y0 = safe_add (y0, t.y);
-	r.x1 = safe_add (x1, t.x);
-	r.y1 = safe_add (y1, t.y);
-	return r;
-}
-
-Rect
-Rect::extend (Rect const & o) const
-{
-	Rect r;
-	r.x0 = min (x0, o.x0);
-	r.y0 = min (y0, o.y0);
-	r.x1 = max (x1, o.x1);
-	r.y1 = max (y1, o.y1);
-	return r;
-}
-
-Rect
-Rect::expand (Distance amount) const
-{
-	Rect r;
-	r.x0 = x0 - amount;
-	r.y0 = y0 - amount;
-	r.x1 = safe_add (x1, amount);
-	r.y1 = safe_add (y1, amount);
-	return r;
-}
-
-Rect
-Rect::shrink (Distance amount) const
-{
-	/* This isn't the equivalent of expand (-distance) because
-	   of the peculiarities of safe_add() with negative values.
-	   Maybe.
-	*/
-
-	Rect r;
-
-	r.x0 = safe_add (x0, amount);
-	r.y0 = safe_add (y0, amount);
-	r.x1 = x1 - amount;
-	r.y1 = y1 - amount;
-
-	return r;
-}
-
-bool
-Rect::contains (Duple point) const
-{
-	return point.x >= x0 && point.x <= x1 && point.y >= y0 && point.y <= y1;
-}
-
-Rect
-Rect::fix () const
-{
-	Rect r;
-	
-	r.x0 = min (x0, x1);
-	r.y0 = min (y0, y1);
-	r.x1 = max (x0, x1);
-	r.y1 = max (y0, y1);
-
-	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)
-{
-	return Duple (-o.x, -o.y);
-}
-
-Duple
-ArdourCanvas::operator+ (Duple const & a, Duple const & b)
-{
-	return Duple (safe_add (a.x, b.x), safe_add (a.y, b.y));
-}
-
-bool
-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)
-{
-	return Duple (a.x - b.x, a.y - b.y);
-}
-
-Duple
-ArdourCanvas::operator/ (Duple const & a, double b)
-{
-	return Duple (a.x / b, a.y / b);
-}
-
 ostream &
 ArdourCanvas::operator<< (ostream & s, Duple const & r)
 {