libgofigure-dev 0.9.0-3 / usr / include / gofigure2 / Vector.h

/*=========================================================================
 Authors: Michael Kazhdan and Matthew Bolitho
 at Johns Hopkins University, 2006-10

 Copyright (c) 2006-10, Michael Kazhdan and Matthew Bolitho,
 Johns Hopkins University.
 All rights reserved.

 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:

 Redistributions of source code must retain the above copyright notice,
 this list of conditions and the following disclaimer.
 Redistributions in binary form must reproduce the above copyright notice,
 this list of conditions and the following disclaimer in the documentation
 and/or other materials provided with the distribution.
 Neither the name of the Johns Hopkins University nor the names of its
 contributors may be used to endorse or promote products derived from this
 software without specific prior written permission.

 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
 BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
 OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
 OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
=========================================================================*/

#ifndef __VECTOR_HPP
#define __VECTOR_HPP

#include <assert.h>

template< class T >
class Vector
{
public:
  Vector();
  Vector(const Vector< T > & V);
  Vector(size_t N);
  Vector(size_t N, T *pV);
  ~Vector();

  const T & operator()(size_t i) const;

  T & operator()(size_t i);

  const T & operator[](size_t i) const;

  T & operator[](size_t i);

  void SetZero();

  size_t Dimensions() const;

  void Resize(size_t N);

  Vector operator *(const T & A) const;

  Vector operator/(const T & A) const;

  Vector operator-(const Vector & V) const;

  Vector operator+(const Vector & V) const;

  Vector & operator*=(const T & A);

  Vector & operator/=(const T & A);

  Vector & operator+=(const Vector & V);

  Vector & operator-=(const Vector & V);

  Vector & AddScaled(const Vector & V, const T & scale);

  Vector & SubtractScaled(const Vector & V, const T & scale);

  static void Add(const Vector & V1, const T & scale1, const Vector & V2, const T & scale2, Vector & Out);

  static void Add(const Vector & V1, const T & scale1, const Vector & V2, Vector & Out);

  Vector operator-() const;

  Vector & operator=(const Vector & V);

  T Dot(const Vector & V) const;

  T Length() const;

  T Norm(size_t Ln) const;

  void Normalize();

  T *m_pV;
protected:
  size_t m_N;
};

template< class T, int Dim >
class NVector
{
public:
  NVector();
  NVector(const NVector & V);
  NVector(size_t N);
  NVector(size_t N, T *pV);
  ~NVector();

  const T * operator()(size_t i) const;

  T * operator()(size_t i);

  const T * operator[](size_t i) const;

  T * operator[](size_t i);

  void SetZero();

  size_t Dimensions() const;

  void Resize(size_t N);

  NVector operator *(const T & A) const;

  NVector operator/(const T & A) const;

  NVector operator-(const NVector & V) const;

  NVector operator+(const NVector & V) const;

  NVector & operator*=(const T & A);

  NVector & operator/=(const T & A);

  NVector & operator+=(const NVector & V);

  NVector & operator-=(const NVector & V);

  NVector & AddScaled(const NVector & V, const T & scale);

  NVector & SubtractScaled(const NVector & V, const T & scale);

  static void Add(const NVector & V1, const T & scale1, const NVector & V2, const T & scale2, NVector & Out);

  static void Add(const NVector & V1, const T & scale1, const NVector & V2,                            NVector & Out);

  NVector operator-() const;

  NVector & operator=(const NVector & V);

  T Dot(const NVector & V) const;

  T Length() const;

  T Norm(size_t Ln) const;

  void Normalize();

  T *m_pV;
protected:
  size_t m_N;
};

#include "Vector.inl"

#endif