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Coin / src / fields / SoMFRotation.cpp

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/*!
  \class SoMFRotation SoMFRotation.h Inventor/fields/SoMFRotation.h
  \brief The SoMFRotation class is a container for SbRotation values.
  \ingroup fields

  This field is used where nodes, engines or other field containers
  needs to store multiple rotation definitions.

  \sa SoSFRotation
*/

// *************************************************************************

#include <Inventor/fields/SoMFRotation.h>

#include <Inventor/errors/SoDebugError.h>

#include "fields/SoSubFieldP.h"
#include "fields/shared.h"

// *************************************************************************

SO_MFIELD_SOURCE(SoMFRotation, SbRotation, const SbRotation &);

// *************************************************************************

// Override parent class.
void
SoMFRotation::initClass(void)
{
  SO_MFIELD_INTERNAL_INIT_CLASS(SoMFRotation);
}

// *************************************************************************

// No need to document readValue() and writeValue() here, as the
// necessary information is provided by the documentation of the
// parent classes.
#ifndef DOXYGEN_SKIP_THIS

SbBool
SoMFRotation::read1Value(SoInput * in, int idx)
{
  SbRotation r;
  if (!sosfrotation_read_value(in, r)) return FALSE;
  this->set1Value(idx, r);
  return TRUE;
}

void
SoMFRotation::write1Value(SoOutput * out, int idx) const
{
  sosfrotation_write_value(out, (*this)[idx]);
}

#endif // DOXYGEN_SKIP_THIS

// *************************************************************************

/*!
  Set the values of \a num rotations, starting from index \a start,
  using the quaternion quadruples from \a q.
*/
void
SoMFRotation::setValues(const int start, const int numarg, const float q[][4])
{
  if(start+numarg > this->maxNum) this->allocValues(start+numarg);
  else if(start+numarg > this->num) this->num = start+numarg;

  for(int i=0; i < numarg; i++) this->values[i+start].setValue(q[i]);
  this->valueChanged();
}

/*!
  Set the rotation at \a idx from the quaternion values.
*/
void
SoMFRotation::set1Value(const int idx, const float q0, const float q1,
                        const float q2, const float q3)
{
  this->set1Value(idx, SbRotation(q0, q1, q2, q3));
}

/*!
  Set the rotation at \a idx from the quaternion quadruple \a q.
*/
void
SoMFRotation::set1Value(const int idx, const float q[4])
{
  this->set1Value(idx, SbRotation(q));
}

/*!
  Set the rotation at \a idx from the rotation \a axis and \a angle.
*/
void
SoMFRotation::set1Value(const int idx, const SbVec3f & axis, const float angle)
{
  this->set1Value(idx, SbRotation(axis, angle));
}

/*!
  Set the field to a single rotation from the quaternion values.
*/
void
SoMFRotation::setValue(const float q0, const float q1,
                       const float q2, const float q3)
{
  this->setValue(SbRotation(q0, q1, q2, q3));
}

/*!
  Set the field to a single rotation from the quaternion quadruple \a q.
*/
void
SoMFRotation::setValue(const float q[4])
{
  this->setValue(SbRotation(q[0], q[1], q[2], q[3]));
}

/*!
  Set the field to a single rotation from the \a axis and \a angle.
*/
void
SoMFRotation::setValue(const SbVec3f & axis, const float angle)
{
  this->setValue(SbRotation(axis, angle));
}

// *************************************************************************

#ifdef COIN_TEST_SUITE

BOOST_AUTO_TEST_CASE(initialized)
{
  SoMFRotation field;
  BOOST_CHECK_MESSAGE(field.getTypeId() != SoType::badType(),
                      "missing class initialization");
  BOOST_CHECK_EQUAL(field.getNum(), 0);
}

#endif // COIN_TEST_SUITE