69 lines
2.5 KiB
C++
69 lines
2.5 KiB
C++
// This file is released under the BSD license
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//
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// Copyright (c) 2009, Daniel Heeks
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice, this
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// list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice, this
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// list of conditions and the following disclaimer in the documentation and/or
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// other materials provided with the distribution.
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// * Neither the name of Daniel Heeks nor the names of its contributors may be used
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// to endorse or promote products derived from this software without specific prior
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// written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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#ifndef PART_BSPLINECURVEBIARCS_H
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#define PART_BSPLINECURVEBIARCS_H
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#include <list>
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#include <Mod/Part/PartGlobal.h>
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namespace Part {
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class Geometry;
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class PartExport BSplineCurveBiArcs
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{
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public:
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BSplineCurveBiArcs(const Handle(Geom_Curve)&);
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std::list<Geometry*> toBiArcs(double tolerance) const;
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private:
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void createArcs(double tolerance, std::list<Geometry*>& new_spans,
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const gp_Pnt &p_start, const gp_Vec &v_start,
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double t_start, double t_end, gp_Pnt &p_end, gp_Vec &v_end) const;
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enum class Type {
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SingleArc,
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SplitCurve,
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SingleLine
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};
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Type calculateBiArcPoints(double t_start, const gp_Pnt& p0, gp_Vec v_start,
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double t_end, const gp_Pnt& p4, gp_Vec v_end,
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gp_Pnt& p1, gp_Pnt& p2, gp_Pnt& p3) const;
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private:
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Handle(Geom_Curve) myCurve;
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};
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}
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#endif // PART_BSPLINECURVEBIARCS_H
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