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Diffstat (limited to 'source/blender/freestyle/intern/geometry/Bezier.h')
-rwxr-xr-x | source/blender/freestyle/intern/geometry/Bezier.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/geometry/Bezier.h b/source/blender/freestyle/intern/geometry/Bezier.h new file mode 100755 index 00000000000..acae71bbb2c --- /dev/null +++ b/source/blender/freestyle/intern/geometry/Bezier.h @@ -0,0 +1,73 @@ +// +// 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 |