prototypeVec3d.cc

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//
// C++ Interface: prototypeVec3d
//
// Description: 
//
//
// Author: Jan Möbius <moebius@cs.rwth-aachen.de>, (C) 2007
//

#define PROTOTYPEVEC3D_C 

#include "prototypeVec3d.hh"

prototypeVec3d::prototypeVec3d(QObject *parent ) :
    QObject(parent) 
{
  
}

QString prototypeVec3d::toString() const { 
  return "Vector : ( " + 
          thisObject().property("x").toString() + "," +
          thisObject().property("y").toString() + "," +
          thisObject().property("z").toString() + " )";
}
      
void prototypeVec3d::multiply(QScriptValue _scalar) {
  thisObject().setProperty("x", QScriptValue(thisObject().property("x").toNumber() * _scalar.toNumber()));
  thisObject().setProperty("y", QScriptValue(thisObject().property("y").toNumber() * _scalar.toNumber()));
  thisObject().setProperty("z", QScriptValue(thisObject().property("z").toNumber() * _scalar.toNumber()));
}

void prototypeVec3d::add(QScriptValue _vector) {
  thisObject().setProperty("x", QScriptValue(_vector.property("x").toNumber() + thisObject().property("x").toNumber()));
  thisObject().setProperty("y", QScriptValue(_vector.property("y").toNumber() + thisObject().property("y").toNumber()));
  thisObject().setProperty("z", QScriptValue(_vector.property("z").toNumber() + thisObject().property("z").toNumber()));
}


void prototypeVec3d::sub(QScriptValue _vector) {
  thisObject().setProperty("x", QScriptValue(thisObject().property("x").toNumber() - _vector.property("x").toNumber()));
  thisObject().setProperty("y", QScriptValue(thisObject().property("y").toNumber() - _vector.property("y").toNumber()));
  thisObject().setProperty("z", QScriptValue(thisObject().property("z").toNumber() - _vector.property("z").toNumber()));
}

void prototypeVec3d::zero() {
  thisObject().setProperty("x", QScriptValue(0.0));
  thisObject().setProperty("y", QScriptValue(0.0));
  thisObject().setProperty("z", QScriptValue(0.0));
}

QScriptValue prototypeVec3d::sprod(QScriptValue _vector) {
  return QScriptValue( thisObject().property("x").toNumber() * _vector.property("x").toNumber() +
                       thisObject().property("y").toNumber() * _vector.property("y").toNumber() +
                       thisObject().property("z").toNumber() * _vector.property("z").toNumber() );

}

QScriptValue prototypeVec3d::norm() {
  return QScriptValue( sqrt( thisObject().property("x").toNumber() * thisObject().property("x").toNumber() +
                             thisObject().property("y").toNumber() * thisObject().property("y").toNumber() +
                             thisObject().property("z").toNumber() * thisObject().property("z").toNumber() ) );
}

QScriptValue prototypeVec3d::sqrnorm() {
  return QScriptValue( thisObject().property("x").toNumber() * thisObject().property("x").toNumber() +
                       thisObject().property("y").toNumber() * thisObject().property("y").toNumber() +
                       thisObject().property("z").toNumber() * thisObject().property("z").toNumber() );
}

void prototypeVec3d::normalize() {
  double length = sqrt( thisObject().property("x").toNumber() * thisObject().property("x").toNumber() +
                        thisObject().property("y").toNumber() * thisObject().property("y").toNumber() +
                        thisObject().property("z").toNumber() * thisObject().property("z").toNumber() );

  if ( length != 0.0 ) {
    thisObject().setProperty("x", ( thisObject().property("x").toNumber() / length ) );
    thisObject().setProperty("y", ( thisObject().property("y").toNumber() / length ) );
    thisObject().setProperty("z", ( thisObject().property("z").toNumber() / length ) );
  }


}