diff -r d8475431bbbb -r 8e85e6bbefdf src/lemon/bezier.h
--- a/src/lemon/bezier.h	Sat May 21 21:04:57 2005 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,147 +0,0 @@
-/* -*- C++ -*-
- * src/lemon/bezier.h - Part of LEMON, a generic C++ optimization library
- *
- * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
- * (Egervary Research Group on Combinatorial Optimization, EGRES).
- *
- * Permission to use, modify and distribute this software is granted
- * provided that this copyright notice appears in all copies. For
- * precise terms see the accompanying LICENSE file.
- *
- * This software is provided "AS IS" with no warranty of any kind,
- * express or implied, and with no claim as to its suitability for any
- * purpose.
- *
- */
-
-#ifndef LEMON_BEZIER_H
-#define LEMON_BEZIER_H
-
-///\ingroup misc
-///\file
-///\brief Classes to compute with Bezier curves.
-///
-///Up to now this file is used internally by \ref graph_to_eps.h
-///
-///\author Alpar Juttner
-
-#include<lemon/xy.h>
-
-namespace lemon {
-
-class BezierBase {
-public:
-  typedef xy<double> xy;
-protected:
-  static xy conv(xy x,xy y,double t) {return (1-t)*x+t*y;}
-};
-
-class Bezier1 : public BezierBase
-{
-public:
-  xy p1,p2;
-
-  Bezier1() {}
-  Bezier1(xy _p1, xy _p2) :p1(_p1), p2(_p2) {}
-  
-  xy operator()(double t) const
-  {
-    //    return conv(conv(p1,p2,t),conv(p2,p3,t),t);
-    return conv(p1,p2,t);
-  }
-  Bezier1 before(double t) const
-  {
-    return Bezier1(p1,conv(p1,p2,t));
-  }
-  
-  Bezier1 after(double t) const
-  {
-    return Bezier1(conv(p1,p2,t),p2);
-  }
-  Bezier1 revert() { return Bezier1(p2,p1);}
-  Bezier1 operator()(double a,double b) { return before(b).after(a/b); }
-  xy grad() { return p2-p1; }
-  xy grad(double t) { return grad(); }
-
-};
-
-class Bezier2 : public BezierBase
-{
-public:
-  xy p1,p2,p3;
-
-  Bezier2() {}
-  Bezier2(xy _p1, xy _p2, xy _p3) :p1(_p1), p2(_p2), p3(_p3) {}
-  Bezier2(const Bezier1 &b) : p1(b.p1), p2(conv(b.p1,b.p2,.5)), p3(b.p2) {}
-  xy operator()(double t) const
-  {
-    //    return conv(conv(p1,p2,t),conv(p2,p3,t),t);
-    return ((1-t)*(1-t))*p1+(2*(1-t)*t)*p2+(t*t)*p3;
-  }
-  Bezier2 before(double t) const
-  {
-    xy q(conv(p1,p2,t));
-    xy r(conv(p2,p3,t));
-    return Bezier2(p1,q,conv(q,r,t));
-  }
-  
-  Bezier2 after(double t) const
-  {
-    xy q(conv(p1,p2,t));
-    xy r(conv(p2,p3,t));
-    return Bezier2(conv(q,r,t),r,p3);
-  }
-  Bezier2 revert() { return Bezier2(p3,p2,p1);}
-  Bezier2 operator()(double a,double b) { return before(b).after(a/b); }
-  Bezier1 grad() { return Bezier1(2.0*(p2-p1),2.0*(p3-p2)); }
-  xy grad(double t) { return grad()(t); }  
-};
-
-class Bezier3 : public BezierBase
-{
-public:
-  xy p1,p2,p3,p4;
-
-  Bezier3() {}
-  Bezier3(xy _p1, xy _p2, xy _p3, xy _p4) :p1(_p1), p2(_p2), p3(_p3), p4(_p4) {}
-  Bezier3(const Bezier1 &b) : p1(b.p1), p2(conv(b.p1,b.p2,1.0/3.0)), 
-			      p3(conv(b.p1,b.p2,2.0/3.0)), p4(b.p2) {}
-  Bezier3(const Bezier2 &b) : p1(b.p1), p2(conv(b.p1,b.p2,2.0/3.0)),
-			      p3(conv(b.p2,b.p3,1.0/3.0)), p4(b.p3) {}
-  
-  xy operator()(double t) const 
-    {
-      //    return Bezier2(conv(p1,p2,t),conv(p2,p3,t),conv(p3,p4,t))(t);
-      return ((1-t)*(1-t)*(1-t))*p1+(3*t*(1-t)*(1-t))*p2+
-	(3*t*t*(1-t))*p3+(t*t*t)*p4;
-    }
-  Bezier3 before(double t) const
-    {
-      xy p(conv(p1,p2,t));
-      xy q(conv(p2,p3,t));
-      xy r(conv(p3,p4,t));
-      xy a(conv(p,q,t));
-      xy b(conv(q,r,t));
-      xy c(conv(a,b,t));
-      return Bezier3(p1,p,a,c);
-    }
-  
-  Bezier3 after(double t) const
-    {
-      xy p(conv(p1,p2,t));
-      xy q(conv(p2,p3,t));
-      xy r(conv(p3,p4,t));
-      xy a(conv(p,q,t));
-      xy b(conv(q,r,t));
-      xy c(conv(a,b,t));
-      return Bezier3(c,b,r,p4);
-    }
-  Bezier3 revert() { return Bezier3(p4,p3,p2,p1);}
-  Bezier3 operator()(double a,double b) { return before(b).after(a/b); }
-  Bezier2 grad() { return Bezier2(3.0*(p2-p1),3.0*(p3-p2),3.0*(p4-p3)); }
-  xy grad(double t) { return grad()(t); }
-};
-
-} //END OF NAMESPACE LEMON
-
-#endif // LEMON_BEZIER_H