Source

Coin / include / Inventor / SbRotation.h

Lars J. Aas 1fc0fcc 


Morten Eriksen 08431c9 
Marius Kintel 3ba6b41 




























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Morten Eriksen 1f26ea1 
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Morten Eriksen f6672de 


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Tom Fredrik Blen… f9fcec5 

Tamer Fahmy d6bce34 
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Morten Eriksen 08431c9 

Morten Eriksen f6672de 
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Morten Eriksen 08431c9 

Tom Fredrik Blen… f9fcec5 


Morten Eriksen dfb3833 
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Tom Fredrik Blen… f9fcec5 





Morten Eriksen 225de86 
#ifndef COIN_SBROTATION_H
#define COIN_SBROTATION_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/SbVec4f.h>
#include <Inventor/SbByteBuffer.h>
#include <Inventor/SbString.h>

class SbMatrix;
class SbVec3f;

class COIN_DLL_API SbRotation {
public:
  SbRotation(void);
  SbRotation(const SbVec3f & axis, const float radians);
  SbRotation(const float q[4]);
  SbRotation(const float q0, const float q1, const float q2, const float q3);
  SbRotation(const SbMatrix & m);
  SbRotation(const SbVec3f & rotateFrom, const SbVec3f & rotateTo);
  const float * getValue(void) const;
  void getValue(float & q0, float & q1, float & q2, float & q3) const;
  SbRotation & setValue(const float q0, const float q1,
                        const float q2, const float q3);
  void getValue(SbVec3f & axis, float & radians) const;
  void getValue(SbMatrix & matrix) const;
  SbRotation & invert(void);
  SbRotation inverse(void) const;
  SbRotation & setValue(const float q[4]);
  SbRotation & setValue(const SbMatrix & m);
  SbRotation & setValue(const SbVec3f & axis, const float radians);
  SbRotation & setValue(const SbVec3f & rotateFrom, const SbVec3f & rotateTo);
  SbRotation & operator*=(const SbRotation & q);
  SbRotation & operator*=(const float s);
  friend COIN_DLL_API int operator==(const SbRotation & q1, const SbRotation & q2);
  friend COIN_DLL_API int operator!=(const SbRotation & q1, const SbRotation & q2);
  float operator[] (size_t n) const;

  SbBool equals(const SbRotation & r, float tolerance) const;
  friend COIN_DLL_API SbRotation operator *(const SbRotation & q1, const SbRotation & q2);
  void multVec(const SbVec3f & src, SbVec3f & dst) const;

  void scaleAngle(const float scaleFactor);
  static SbRotation slerp(const SbRotation & rot0, const SbRotation & rot1,
                          float t);
  static SbRotation identity(void);

  SbString toString() const;
  SbBool fromString(const SbString & str);

  void print(FILE * fp) const;

private:
  SbVec4f quat;
};

COIN_DLL_API int operator ==(const SbRotation & q1, const SbRotation & q2);
COIN_DLL_API int operator !=(const SbRotation & q1, const SbRotation & q2);
COIN_DLL_API SbRotation operator *(const SbRotation & q1, const SbRotation & q2);

inline float SbRotation::operator[](size_t n) const
{
  //Any limit checking is delegated to SbVec4f
  return quat[n];
}

#endif // !COIN_SBROTATION_H