151 lines
5.0 KiB
C++
151 lines
5.0 KiB
C++
/***************************************************************************
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* Copyright (c) 2022 Werner Mayer <wmayer[at]users.sourceforge.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#ifndef BASE_TOOLS3D_H
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#define BASE_TOOLS3D_H
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#ifndef FC_GLOBAL_H
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#include <FCGlobal.h>
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#endif
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#include <cmath>
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#include <vector>
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namespace Base
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{
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template<typename T>
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class BoundBox3;
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class BoundBox2d;
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class Line2d;
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class Matrix4D;
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class Polygon2d;
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class Placement;
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class Rotation;
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template<typename T>
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class Vector3;
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using Vector3d = Vector3<double>;
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class Vector2d;
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/** Line3 ********************************************/
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/**
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* 3D line class.
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*/
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template<class float_type>
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class Line3
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{
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public:
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Vector3<float_type> p1, p2;
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Line3() = default;
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~Line3() = default;
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Line3(const Line3& line) = default;
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Line3(Line3&& line) noexcept = default;
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Line3(const Vector3<float_type>& p1, const Vector3<float_type>& p2);
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// operators
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Line3& operator=(const Line3& line) = default;
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Line3& operator=(Line3&& line) noexcept = default;
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bool operator==(const Line3& line) const;
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// methods
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float_type Length() const;
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float_type SqrLength() const;
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BoundBox3<float_type> CalcBoundBox() const;
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Vector3<float_type> GetBase() const;
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Vector3<float_type> GetDirection() const;
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void Transform(const Base::Matrix4D&);
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void Transform(const Base::Placement&);
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void Transform(const Base::Rotation&);
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Line3 Transformed(const Base::Matrix4D&) const;
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Line3 Transformed(const Base::Placement&) const;
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Line3 Transformed(const Base::Rotation&) const;
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/*!
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* \brief Contains
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* Checks if the point \a p is part of the line segment.
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* \param pt
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* \return
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*/
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bool Contains(const Vector3<float_type>& pt) const;
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/*!
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* \brief Contains
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* Checks if the distance of point \a p to the line segment is
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* less than \a eps
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* \param pt
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* \param eps
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* \return
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*/
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bool Contains(const Vector3<float_type>& pt, float_type eps) const;
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Vector3<float_type> FromPos(float_type distance) const;
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};
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/** Polygon3 ********************************************/
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/**
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* 3D polygon class.
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*/
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template<class float_type>
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class Polygon3
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{
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public:
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Polygon3() = default;
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~Polygon3() = default;
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Polygon3(const Polygon3<float_type>& poly) = default;
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Polygon3(Polygon3<float_type>&& poly) noexcept = default;
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Polygon3& operator=(const Polygon3<float_type>& poly) = default;
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Polygon3& operator=(Polygon3<float_type>&& poly) noexcept = default;
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size_t GetSize() const;
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void Add(const Vector3<float_type>& pnt);
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const Vector3<float_type>& operator[](size_t pos) const;
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const Vector3<float_type>& At(size_t pos) const;
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Vector3<float_type>& operator[](size_t pos);
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Vector3<float_type>& At(size_t pos);
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bool Remove(size_t pos);
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void Clear();
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// misc
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BoundBox3<float_type> CalcBoundBox() const;
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void Transform(const Base::Matrix4D&);
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void Transform(const Base::Placement&);
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void Transform(const Base::Rotation&);
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Polygon3 Transformed(const Base::Matrix4D&) const;
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Polygon3 Transformed(const Base::Placement&) const;
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Polygon3 Transformed(const Base::Rotation&) const;
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private:
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std::vector<Vector3<float_type>> points;
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};
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using Line3f = Line3<float>;
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using Line3d = Line3<double>;
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using Polygon3f = Polygon3<float>;
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using Polygon3d = Polygon3<double>;
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} // namespace Base
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#endif // BASE_TOOLS3D_H
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