125 lines
3.5 KiB
C++
125 lines
3.5 KiB
C++
/*
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---------------------------------------------------------------------------
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Open Asset Import Library (assimp)
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---------------------------------------------------------------------------
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Copyright (c) 2006-2016, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the following
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conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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---------------------------------------------------------------------------
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*/
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/** @file vector2.h
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* @brief 2D vector structure, including operators when compiling in C++
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*/
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#ifndef AI_VECTOR2D_H_INC
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#define AI_VECTOR2D_H_INC
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#ifdef __cplusplus
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# include <cmath>
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#else
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# include <math.h>
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#endif
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#include "./Compiler/pushpack1.h"
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// ----------------------------------------------------------------------------------
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/** Represents a two-dimensional vector.
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*/
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#ifdef __cplusplus
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template <typename TReal>
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class aiVector2t
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{
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public:
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aiVector2t () : x(), y() {}
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aiVector2t (TReal _x, TReal _y) : x(_x), y(_y) {}
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explicit aiVector2t (TReal _xyz) : x(_xyz), y(_xyz) {}
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aiVector2t (const aiVector2t& o) : x(o.x), y(o.y) {}
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public:
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void Set( TReal pX, TReal pY);
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TReal SquareLength() const ;
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TReal Length() const ;
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aiVector2t& Normalize();
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public:
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const aiVector2t& operator += (const aiVector2t& o);
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const aiVector2t& operator -= (const aiVector2t& o);
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const aiVector2t& operator *= (TReal f);
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const aiVector2t& operator /= (TReal f);
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TReal operator[](unsigned int i) const;
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TReal& operator[](unsigned int i);
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bool operator== (const aiVector2t& other) const;
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bool operator!= (const aiVector2t& other) const;
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bool Equal(const aiVector2t& other, TReal epsilon = 1e-6) const;
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aiVector2t& operator= (TReal f);
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const aiVector2t SymMul(const aiVector2t& o);
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template <typename TOther>
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operator aiVector2t<TOther> () const;
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union {
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struct {
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TReal x, y;
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};
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TReal v[ 2 ];
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};
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} PACK_STRUCT;
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typedef aiVector2t<float> aiVector2D;
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#else
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struct aiVector2D {
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union {
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struct {
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float x, y;
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};
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float v[ 2 ];
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};
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};
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#endif // __cplusplus
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#include "./Compiler/poppack1.h"
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#endif // AI_VECTOR2D_H_INC
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