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116 lines
2.9 KiB
C++
116 lines
2.9 KiB
C++
/****************************************************************************
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*
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* Copyright (C) 2012 PX4 Development Team. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name PX4 nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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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
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* 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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*
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****************************************************************************/
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/**
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* @file Quaternion.hpp
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*
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* math quaternion lib
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*/
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//#pragma once
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#include "Vector.hpp"
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#include "Matrix.hpp"
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namespace math
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{
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class Dcm;
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class EulerAngles;
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class __EXPORT Quaternion : public Vector
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{
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public:
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/**
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* default ctor
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*/
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Quaternion();
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/**
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* ctor from floats
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*/
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Quaternion(float a, float b, float c, float d);
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/**
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* ctor from data
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*/
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Quaternion(const float *data);
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/**
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* ctor from Vector
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*/
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Quaternion(const Vector &v);
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/**
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* ctor from EulerAngles
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*/
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Quaternion(const EulerAngles &euler);
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/**
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* ctor from Dcm
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*/
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Quaternion(const Dcm &dcm);
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/**
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* deep copy ctor
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*/
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Quaternion(const Quaternion &right);
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/**
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* dtor
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*/
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virtual ~Quaternion();
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/**
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* derivative
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*/
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Vector derivative(const Vector &w);
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/**
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* accessors
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*/
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void setA(float a) { (*this)(0) = a; }
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void setB(float b) { (*this)(1) = b; }
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void setC(float c) { (*this)(2) = c; }
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void setD(float d) { (*this)(3) = d; }
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const float &getA() const { return (*this)(0); }
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const float &getB() const { return (*this)(1); }
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const float &getC() const { return (*this)(2); }
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const float &getD() const { return (*this)(3); }
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};
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int __EXPORT quaternionTest();
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} // math
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