forked from bartvdbraak/blender
115 lines
3.5 KiB
C++
115 lines
3.5 KiB
C++
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file moto/include/MT_Vector2.h
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* \ingroup moto
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*/
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/*
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* Copyright (c) 2000 Gino van den Bergen <gino@acm.org>
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*
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* Permission to use, copy, modify, distribute and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation. Gino van den Bergen makes no
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* representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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*/
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#ifndef MT_VECTOR2_H
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#define MT_VECTOR2_H
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#include <MT_assert.h>
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#include "MT_Tuple2.h"
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class MT_Vector2 : public MT_Tuple2 {
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public:
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MT_Vector2() {}
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MT_Vector2(const float *v2) : MT_Tuple2(v2) {}
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MT_Vector2(const double *v2) : MT_Tuple2(v2) {}
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MT_Vector2(MT_Scalar xx, MT_Scalar yy) : MT_Tuple2(xx, yy) {}
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MT_Vector2& operator+=(const MT_Vector2& v);
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MT_Vector2& operator-=(const MT_Vector2& v);
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MT_Vector2& operator*=(MT_Scalar s);
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MT_Vector2& operator/=(MT_Scalar s);
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MT_Scalar dot(const MT_Vector2& v) const;
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MT_Scalar length2() const;
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MT_Scalar length() const;
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MT_Vector2 absolute() const;
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void normalize();
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MT_Vector2 normalized() const;
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void scale(MT_Scalar x, MT_Scalar y);
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MT_Vector2 scaled(MT_Scalar x, MT_Scalar y) const;
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bool fuzzyZero() const;
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MT_Scalar angle(const MT_Vector2& v) const;
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MT_Vector2 cross(const MT_Vector2& v) const;
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MT_Scalar triple(const MT_Vector2& v1, const MT_Vector2& v2) const;
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int closestAxis() const;
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static MT_Vector2 random();
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};
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MT_Vector2 operator+(const MT_Vector2& v1, const MT_Vector2& v2);
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MT_Vector2 operator-(const MT_Vector2& v1, const MT_Vector2& v2);
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MT_Vector2 operator-(const MT_Vector2& v);
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MT_Vector2 operator*(const MT_Vector2& v, MT_Scalar s);
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MT_Vector2 operator*(MT_Scalar s, const MT_Vector2& v);
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MT_Vector2 operator/(const MT_Vector2& v, MT_Scalar s);
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MT_Scalar MT_dot(const MT_Vector2& v1, const MT_Vector2& v2);
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MT_Scalar MT_length2(const MT_Vector2& v);
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MT_Scalar MT_length(const MT_Vector2& v);
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bool MT_fuzzyZero(const MT_Vector2& v);
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bool MT_fuzzyEqual(const MT_Vector2& v1, const MT_Vector2& v2);
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MT_Scalar MT_angle(const MT_Vector2& v1, const MT_Vector2& v2);
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MT_Vector2 MT_cross(const MT_Vector2& v1, const MT_Vector2& v2);
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MT_Scalar MT_triple(const MT_Vector2& v1, const MT_Vector2& v2,
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const MT_Vector2& v3);
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#ifdef GEN_INLINED
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#include "MT_Vector2.inl"
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#endif
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#endif
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