PressureSensor.cpp

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/* 
 * Copyright (c) 2013 University of Jaume-I.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v3.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/gpl.html
 * 
 * Contributors:
 *     Mario Prats
 *     Javier Perez
 */

#include <uwsim/UWSimUtils.h>
#include <uwsim/PressureSensor.h>

#include <osg/PositionAttitudeTransform>

double PressureSensor::getMeasurement()
{
  //Should get world coords and then transform to the localizedWorld
  boost::shared_ptr<osg::Matrix> rMs = getWorldCoords(node_);
  osg::Matrixd lMs = *rMs * osg::Matrixd::inverse(rMl_);

  //Now add some gaussian noise
  static boost::normal_distribution<> normal(0, std_);
  static boost::variate_generator<boost::mt19937&, boost::normal_distribution<> > var_nor(rng_, normal);

  return lMs.getTrans().z() + var_nor();
}

int PressureSensor::getTFTransform(tf::Pose & pose, std::string & parent){
  parent=parentLinkName;
  pose.setOrigin(tf::Vector3(parent_->asTransform()->asPositionAttitudeTransform()->getPosition().x(),
                        parent_->asTransform()->asPositionAttitudeTransform()->getPosition().y(),
                        parent_->asTransform()->asPositionAttitudeTransform()->getPosition().z()));
  pose.setRotation( tf::Quaternion(parent_->asTransform()->asPositionAttitudeTransform()->getAttitude().x(),
                        parent_->asTransform()->asPositionAttitudeTransform()->getAttitude().y(),
                        parent_->asTransform()->asPositionAttitudeTransform()->getAttitude().z(),
                        parent_->asTransform()->asPositionAttitudeTransform()->getAttitude().w()));
  return 1;

}