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Coin / include / Inventor / SbVec4d.h

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Lars J. Aas 3dd6c8a 



Marius Kintel 3ba6b41 




























Lars J. Aas 3dd6c8a 




Lars J. Aas b391a5d 


Lars J. Aas 3dd6c8a 
Lars J. Aas b391a5d 
Lars J. Aas 53dad32 


Lars J. Aas 3dd6c8a 



Lars J. Aas b391a5d 



Lars J. Aas 53dad32 


Lars J. Aas b391a5d 



Lars J. Aas 53dad32 


Lars J. Aas b391a5d 









Lars J. Aas 3dd6c8a 
Lars J. Aas b391a5d 

Lars J. Aas 3dd6c8a 
Lars J. Aas b391a5d 





Lars J. Aas 3dd6c8a 


Lars J. Aas b391a5d 
Lars J. Aas 3dd6c8a 

Lars J. Aas b391a5d 





























Lars J. Aas 3dd6c8a 
#ifndef COIN_SBVEC4D_H
#define COIN_SBVEC4D_H

/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * 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 copyright holder 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
 * HOLDER 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.
\**************************************************************************/

#include <stdio.h>

#include <Inventor/SbBasic.h>
#ifndef NDEBUG
#include <Inventor/errors/SoDebugError.h>
#endif // !NDEBUG

class SbVec4f;
class SbVec4b;
class SbVec4s;
class SbVec4i32;
class SbVec3d;

class COIN_DLL_API SbVec4d {
public:
  SbVec4d(void) { }
  SbVec4d(const double v[4]) { vec[0] = v[0]; vec[1] = v[1]; vec[2] = v[2]; vec[3] = v[3]; }
  SbVec4d(double x, double y, double z, double w) { vec[0] = x; vec[1] = y; vec[2] = z; vec[3] = w; }
  explicit SbVec4d(const SbVec4f & v) { setValue(v); }
  explicit SbVec4d(const SbVec4b & v) { setValue(v); }
  explicit SbVec4d(const SbVec4s & v) { setValue(v); }
  explicit SbVec4d(const SbVec4i32 & v) { setValue(v); }

  SbVec4d & setValue(const double v[4]) { vec[0] = v[0]; vec[1] = v[1]; vec[2] = v[2]; vec[3] = v[3]; return *this; }
  SbVec4d & setValue(double x, double y, double z, double w) { vec[0] = x; vec[1] = y; vec[2] = z; vec[3] = w; return *this; }
  SbVec4d & setValue(const SbVec4f & v);
  SbVec4d & setValue(const SbVec4b & v);
  SbVec4d & setValue(const SbVec4s & v);
  SbVec4d & setValue(const SbVec4i32 & v);

  const double * getValue(void) const { return vec; }
  void getValue(double & x, double & y, double & z, double & w) const { x = vec[0]; y = vec[1]; z = vec[2]; w = vec[3]; }

  double & operator [] (int i) { return vec[i]; }
  const double & operator [] (int i) const { return vec[i]; }

  double dot(const SbVec4d & v) const { return vec[0] * v[0] + vec[1] * v[1] + vec[2] * v[2] + vec[3] * v[3]; }
  SbBool equals(const SbVec4d & v, double tolerance) const;
  void getReal(SbVec3d & v) const;
  double length(void) const;
  double sqrLength(void) const { return vec[0] * vec[0] + vec[1] * vec[1] + vec[2] * vec[2] + vec[3] * vec[3]; }
  void negate(void) { vec[0] = -vec[0]; vec[1] = -vec[1]; vec[2] = -vec[2]; vec[3] = -vec[3]; }
  double normalize(void);

  SbVec4d & operator *= (double d) { vec[0] *= d; vec[1] *= d; vec[2] *= d; vec[3] *= d; return *this; }
  SbVec4d & operator /= (double d) { SbDividerChk("SbVec4d::operator/=(double)", d); return operator *= (1.0 / d); }
  SbVec4d & operator += (const SbVec4d & v) { vec[0] += v[0]; vec[1] += v[1]; vec[2] += v[2]; vec[3] += v[3]; return *this; }
  SbVec4d & operator -= (const SbVec4d & v) { vec[0] -= v[0]; vec[1] -= v[1]; vec[2] -= v[2]; vec[3] -= v[3]; return *this; }
  SbVec4d operator - (void) const { return SbVec4d(-vec[0], -vec[1], -vec[2], -vec[3]); }

  void print(FILE * fp) const;

protected:
  double vec[4];

}; // SbVec4d

COIN_DLL_API inline SbVec4d operator * (const SbVec4d & v, double d) {
  SbVec4d val(v); val *= d; return val;
}

COIN_DLL_API inline SbVec4d operator * (double d, const SbVec4d & v) {
  SbVec4d val(v); val *= d; return val;
}

COIN_DLL_API inline SbVec4d operator / (const SbVec4d & v, double d) {
  SbDividerChk("operator/(SbVec4d,double)", d);
  SbVec4d val(v); val /= d; return val;
}

COIN_DLL_API inline SbVec4d operator + (const SbVec4d & v1, const SbVec4d & v2) {
  SbVec4d v(v1); v += v2; return v;
}

COIN_DLL_API inline SbVec4d operator - (const SbVec4d & v1, const SbVec4d & v2) {
  SbVec4d v(v1); v -= v2; return v;
}

COIN_DLL_API inline int operator == (const SbVec4d & v1, const SbVec4d & v2) {
  return ((v1[0] == v2[0]) && (v1[1] == v2[1]) && (v1[2] == v2[2]) && (v1[3] == v2[3]));
}

COIN_DLL_API inline int operator != (const SbVec4d & v1, const SbVec4d & v2) {
  return !(v1 == v2);
}

#endif // !COIN_SBVEC4D_H