/*!
* \brief RectifyToVector::setUpResult
* \param cylinder
* \return
*/
bool RectifyToVector::setUpResult(Cylinder &cylinder)
{
//get and check cylinder
if(!this->inputElements.contains(0) || this->inputElements[0].size() != 1){
return false;
}
QPointer<Geometry> geometry = this->inputElements[0].at(0).geometry;
if(geometry.isNull() || !geometry->getIsSolved() || !geometry->hasDirection()){
return false;
}
//get the sense (positive or negative)
double sense = 1.0;
if(this->scalarInputParams.stringParameter.contains("sense")){
if(this->scalarInputParams.stringParameter.value("sense").compare("negative") == 0){
sense = -1.0;
}
}
//get the direction to compare
OiVec r_reference = geometry->getDirection().getVector();
r_reference.normalize();
OiVec r_cylinder = cylinder.getDirection().getVector();
r_cylinder.normalize();
//calculate the angle between both directions
double angle = 0.0;
OiVec::dot(angle, r_reference, r_cylinder);
angle = qAbs(qAcos(angle));
//invert the normal vector if the angle is greater than 90°
if(angle > PI/2.0){
r_cylinder = -1.0 * r_cylinder;
}
//invert the normal vector if sense is negative
r_cylinder = sense * r_cylinder;
//set result
Direction direction = cylinder.getDirection();
direction.setVector(r_cylinder);
cylinder.setCylinder(cylinder.getPosition(), direction, cylinder.getRadius());
return true;
}
