coilspring.h

/*
    OpenMBV - Open Multi Body Viewer.
    Copyright (C) 2009 Markus Friedrich
 
  This library is free software; you can redistribute it and/or 
  modify it under the terms of the GNU Lesser General Public 
  License as published by the Free Software Foundation; either 
  version 2.1 of the License, or (at your option) any later version. 
   
  This library is distributed in the hope that it will be useful, 
  but WITHOUT ANY WARRANTY; without even the implied warranty of 
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU 
  Lesser General Public License for more details. 
   
  You should have received a copy of the GNU Lesser General Public 
  License along with this library; if not, write to the Free Software 
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
*/
 
#ifndef _OPENMBV_COILSPRING_H_
#define _OPENMBV_COILSPRING_H_
 
#include <openmbvcppinterface/dynamiccoloredbody.h>
#include <hdf5serie/vectorserie.h>
#include <stdexcept>
 
namespace OpenMBV {
 
  class CoilSpring : public DynamicColoredBody {
    friend class ObjectFactory;
    public:
      enum Type {
        tube,
        scaledTube,
        polyline,
        tubeShader,
      };
    protected:
      void createHDF5File() override;
      void openHDF5File() override;
      H5::VectorSerie<Float>* data{nullptr};
      double springRadius{1};
      double crossSectionRadius{-1};
      double scaleFactor{1};
      double numberOfCoils{3};
      double nominalLength{-1};
      Type type{tube};
      bool updateNormals { true };
      
      CoilSpring();
      ~CoilSpring() override;
    public:
      template<typename T>
      void append(const T& row) {
        if(data==nullptr) throw std::runtime_error("can not append data to an environement object");
        if(row.size()!=8) throw std::runtime_error("the dimension does not match");
        if(!std::isnan(dynamicColor))
        {
          std::vector<Float> tmprow(8);
          std::copy(&row[0], &row[8], tmprow.begin());
          tmprow[7]=dynamicColor;
          data->append(tmprow);
        }
        else
          data->append(row);
      }
 
      int getRows() override { return data?data->getRows():0; }
      std::vector<Float> getRow(int i) override { return data?data->getRow(i):std::vector<Float>(8); }
 
      void setSpringRadius(double radius) { springRadius=radius; }
      double getSpringRadius() { return springRadius; }
 
      void setCrossSectionRadius(double radius) { crossSectionRadius=radius; }
      double getCrossSectionRadius() { return crossSectionRadius; }
 
      void setScaleFactor(double scale) { scaleFactor=scale; }
      double getScaleFactor() { return scaleFactor; }
 
      void setNumberOfCoils(double nr) { numberOfCoils=nr; }
      double getNumberOfCoils() { return numberOfCoils; }
 
      void setNominalLength(double l) { nominalLength=l; }
      double getNominalLength() { return nominalLength; }
 
      void setType(Type t) { type=t; }
      Type getType();
 
      void setUpdateNormals(bool f) { updateNormals = f; }
      bool getUpdateNormals() { return updateNormals; }
 
      void initializeUsingXML(xercesc::DOMElement *element) override;
 
      xercesc::DOMElement *writeXMLFile(xercesc::DOMNode *parent) override;
  };
 
}
 
#endif