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Diffstat (limited to 'source/blender/freestyle/intern/geometry/Bezier.h')
-rwxr-xr-xsource/blender/freestyle/intern/geometry/Bezier.h73
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diff --git a/source/blender/freestyle/intern/geometry/Bezier.h b/source/blender/freestyle/intern/geometry/Bezier.h
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+++ b/source/blender/freestyle/intern/geometry/Bezier.h
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+//
+// Filename : Bezier.h
+// Author(s) : Stephane Grabli
+// Purpose : Class to define a Bezier curve of order 4.
+// Date of creation : 04/06/2003
+//
+///////////////////////////////////////////////////////////////////////////////
+
+
+//
+// Copyright (C) : Please refer to the COPYRIGHT file distributed
+// with this source distribution.
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef BEZIER_H
+# define BEZIER_H
+
+#include <vector>
+#include "../system/FreestyleConfig.h"
+#include "Geom.h"
+
+using namespace Geometry;
+
+class LIB_GEOMETRY_EXPORT BezierCurveSegment
+{
+private:
+ std::vector<Vec2d> _ControlPolygon;
+ std::vector<Vec2d> _Vertices;
+
+public:
+ BezierCurveSegment();
+ virtual ~BezierCurveSegment();
+
+ void AddControlPoint(const Vec2d& iPoint);
+ void Build();
+ inline int size() const {return _ControlPolygon.size();}
+ inline std::vector<Vec2d>& vertices() {return _Vertices;}
+};
+
+
+class LIB_GEOMETRY_EXPORT BezierCurve
+{
+private:
+ std::vector<Vec2d> _ControlPolygon;
+ std::vector<BezierCurveSegment*> _Segments;
+ BezierCurveSegment *_currentSegment;
+
+public:
+ BezierCurve();
+ BezierCurve(std::vector<Vec2d>& iPoints, double error=4.0);
+ virtual ~BezierCurve();
+
+ void AddControlPoint(const Vec2d& iPoint);
+ std::vector<Vec2d>& controlPolygon() {return _ControlPolygon;}
+ std::vector<BezierCurveSegment*>& segments() {return _Segments;}
+};
+
+#endif // BEZIER_H