PHG4GDMLWriteParamvol.cc

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//
// $Id: PHG4GDMLWriteParamvol.cc 77913 2013-11-29 10:59:07Z gcosmo $
//
// class G4GDMLParamVol Implementation
//
// Original author: Zoltan Torzsok, November 2007
//
// --------------------------------------------------------------------
 
#include "PHG4GDMLWriteParamvol.hh"
#include "PHG4GDMLWriteSolids.hh"
 
#include <Geant4/G4SystemOfUnits.hh>
#include <Geant4/G4Box.hh>
#include <Geant4/G4Trd.hh>
#include <Geant4/G4Trap.hh>
#include <Geant4/G4Tubs.hh>
#include <Geant4/G4Cons.hh>
#include <Geant4/G4Sphere.hh>
#include <Geant4/G4Orb.hh>
#include <Geant4/G4Torus.hh>
#include <Geant4/G4Ellipsoid.hh>
#include <Geant4/G4Para.hh>
#include <Geant4/G4Hype.hh>
#include <Geant4/G4Polycone.hh>
#include <Geant4/G4Polyhedra.hh>
#include <Geant4/G4LogicalVolume.hh>
#include <Geant4/G4VPhysicalVolume.hh>
#include <Geant4/G4PVParameterised.hh>
#include <Geant4/G4VPVParameterisation.hh>
 
PHG4GDMLWriteParamvol::
PHG4GDMLWriteParamvol() : PHG4GDMLWriteSetup()
{
}
 
PHG4GDMLWriteParamvol::
~PHG4GDMLWriteParamvol()
{
}
 
void PHG4GDMLWriteParamvol::
Box_dimensionsWrite(xercesc::DOMElement* parametersElement,
                    const G4Box* const box)
{
   xercesc::DOMElement* box_dimensionsElement = NewElement("box_dimensions");
   box_dimensionsElement->
     setAttributeNode(NewAttribute("x",2.0*box->GetXHalfLength()/mm));
   box_dimensionsElement->
     setAttributeNode(NewAttribute("y",2.0*box->GetYHalfLength()/mm));
   box_dimensionsElement->
     setAttributeNode(NewAttribute("z",2.0*box->GetZHalfLength()/mm));
   box_dimensionsElement->
     setAttributeNode(NewAttribute("lunit","mm"));
   parametersElement->appendChild(box_dimensionsElement);
}
 
void PHG4GDMLWriteParamvol::
Trd_dimensionsWrite(xercesc::DOMElement* parametersElement,
                    const G4Trd* const trd)
{
   xercesc::DOMElement* trd_dimensionsElement = NewElement("trd_dimensions");
   trd_dimensionsElement->
     setAttributeNode(NewAttribute("x1",2.0*trd->GetXHalfLength1()/mm));
   trd_dimensionsElement->
     setAttributeNode(NewAttribute("x2",2.0*trd->GetXHalfLength2()/mm));
   trd_dimensionsElement->
     setAttributeNode(NewAttribute("y1",2.0*trd->GetYHalfLength1()/mm));
   trd_dimensionsElement->
     setAttributeNode(NewAttribute("y2",2.0*trd->GetYHalfLength2()/mm));
   trd_dimensionsElement->
     setAttributeNode(NewAttribute("z",2.0*trd->GetZHalfLength()/mm));
   trd_dimensionsElement->
     setAttributeNode(NewAttribute("lunit","mm"));
   parametersElement->appendChild(trd_dimensionsElement);
}
 
void PHG4GDMLWriteParamvol::
Trap_dimensionsWrite(xercesc::DOMElement* parametersElement,
                     const G4Trap* const trap)
{
   const G4ThreeVector simaxis = trap->GetSymAxis();
   const G4double phi = (simaxis.z() != 1.0)
                      ? (std::atan(simaxis.y()/simaxis.x())) : (0.0);
   const G4double theta = std::acos(simaxis.z());
   const G4double alpha1 = std::atan(trap->GetTanAlpha1());
   const G4double alpha2 = std::atan(trap->GetTanAlpha2());
 
   xercesc::DOMElement* trap_dimensionsElement = NewElement("trap");
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("z",2.0*trap->GetZHalfLength()/mm));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("theta",theta/degree));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("phi",phi/degree));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("y1",2.0*trap->GetYHalfLength1()/mm));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("x1",2.0*trap->GetXHalfLength1()/mm));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("x2",2.0*trap->GetXHalfLength2()/mm));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("alpha1",alpha1/degree));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("y2",2.0*trap->GetYHalfLength2()/mm));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("x3",2.0*trap->GetXHalfLength3()/mm));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("x4",2.0*trap->GetXHalfLength4()/mm));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("alpha2",alpha2/degree));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("aunit","deg"));
   trap_dimensionsElement->
     setAttributeNode(NewAttribute("lunit","mm"));
   parametersElement->appendChild(trap_dimensionsElement);
}
 
void PHG4GDMLWriteParamvol::
Tube_dimensionsWrite(xercesc::DOMElement* parametersElement,
                     const G4Tubs* const tube)
{
   xercesc::DOMElement* tube_dimensionsElement = NewElement("tube_dimensions");
   tube_dimensionsElement->
     setAttributeNode(NewAttribute("InR",tube->GetInnerRadius()/mm));
   tube_dimensionsElement->
     setAttributeNode(NewAttribute("OutR",tube->GetOuterRadius()/mm));
   tube_dimensionsElement->
     setAttributeNode(NewAttribute("hz",2.0*tube->GetZHalfLength()/mm));
   tube_dimensionsElement->
     setAttributeNode(NewAttribute("StartPhi",tube->GetStartPhiAngle()/degree));
   tube_dimensionsElement->
     setAttributeNode(NewAttribute("DeltaPhi",tube->GetDeltaPhiAngle()/degree));
   tube_dimensionsElement->
     setAttributeNode(NewAttribute("aunit","deg"));
   tube_dimensionsElement->
     setAttributeNode(NewAttribute("lunit","mm"));
   parametersElement->appendChild(tube_dimensionsElement);
}
 
 
void PHG4GDMLWriteParamvol::
Cone_dimensionsWrite(xercesc::DOMElement* parametersElement,
                     const G4Cons* const cone)
{
   xercesc::DOMElement* cone_dimensionsElement = NewElement("cone_dimensions");
   cone_dimensionsElement->
     setAttributeNode(NewAttribute("rmin1",cone->GetInnerRadiusMinusZ()/mm));
   cone_dimensionsElement->
     setAttributeNode(NewAttribute("rmax1",cone->GetOuterRadiusMinusZ()/mm));
   cone_dimensionsElement->
     setAttributeNode(NewAttribute("rmin2",cone->GetInnerRadiusPlusZ()/mm));
   cone_dimensionsElement->
     setAttributeNode(NewAttribute("rmax2",cone->GetOuterRadiusPlusZ()/mm));
   cone_dimensionsElement->
     setAttributeNode(NewAttribute("z",2.0*cone->GetZHalfLength()/mm));
   cone_dimensionsElement->
     setAttributeNode(NewAttribute("startphi",cone->GetStartPhiAngle()/degree));
   cone_dimensionsElement->
     setAttributeNode(NewAttribute("deltaphi",cone->GetDeltaPhiAngle()/degree));
   cone_dimensionsElement->
     setAttributeNode(NewAttribute("aunit","deg"));
   cone_dimensionsElement->
     setAttributeNode(NewAttribute("lunit","mm"));
   parametersElement->appendChild(cone_dimensionsElement);
}
 
void PHG4GDMLWriteParamvol::
Sphere_dimensionsWrite(xercesc::DOMElement* parametersElement,
                       const G4Sphere* const sphere)
{
   xercesc::DOMElement* sphere_dimensionsElement =
                        NewElement("sphere_dimensions");
   sphere_dimensionsElement->setAttributeNode(NewAttribute("rmin",
                             sphere->GetInnerRadius()/mm));
   sphere_dimensionsElement->setAttributeNode(NewAttribute("rmax",
                             sphere->GetOuterRadius()/mm));
   sphere_dimensionsElement->setAttributeNode(NewAttribute("startphi",
                             sphere->GetStartPhiAngle()/degree));
   sphere_dimensionsElement->setAttributeNode(NewAttribute("deltaphi",
                             sphere->GetDeltaPhiAngle()/degree));
   sphere_dimensionsElement->setAttributeNode(NewAttribute("starttheta",
                             sphere->GetStartThetaAngle()/degree));
   sphere_dimensionsElement->setAttributeNode(NewAttribute("deltatheta",
                             sphere->GetDeltaThetaAngle()/degree));
   sphere_dimensionsElement->setAttributeNode(NewAttribute("aunit","deg"));
   sphere_dimensionsElement->setAttributeNode(NewAttribute("lunit","mm"));
   parametersElement->appendChild(sphere_dimensionsElement);
}
 
void PHG4GDMLWriteParamvol::
Orb_dimensionsWrite(xercesc::DOMElement* parametersElement,
                    const G4Orb* const orb)
{
   xercesc::DOMElement* orb_dimensionsElement = NewElement("orb_dimensions");
   orb_dimensionsElement->setAttributeNode(NewAttribute("r",
                          orb->GetRadius()/mm));
   orb_dimensionsElement->setAttributeNode(NewAttribute("lunit","mm"));
   parametersElement->appendChild(orb_dimensionsElement);
}
 
void PHG4GDMLWriteParamvol::
Torus_dimensionsWrite(xercesc::DOMElement* parametersElement,
                      const G4Torus* const torus)
{
   xercesc::DOMElement* torus_dimensionsElement =
                        NewElement("torus_dimensions");
   torus_dimensionsElement->
     setAttributeNode(NewAttribute("rmin",torus->GetRmin()/mm));
   torus_dimensionsElement->
     setAttributeNode(NewAttribute("rmax",torus->GetRmax()/mm));
   torus_dimensionsElement->
     setAttributeNode(NewAttribute("rtor",torus->GetRtor()/mm));
   torus_dimensionsElement->
     setAttributeNode(NewAttribute("startphi",torus->GetSPhi()/degree));
   torus_dimensionsElement->
     setAttributeNode(NewAttribute("deltaphi",torus->GetDPhi()/degree));
   torus_dimensionsElement->
     setAttributeNode(NewAttribute("aunit","deg"));
   torus_dimensionsElement->
     setAttributeNode(NewAttribute("lunit","mm"));
   parametersElement->appendChild(torus_dimensionsElement);
}
 
void PHG4GDMLWriteParamvol::
Ellipsoid_dimensionsWrite(xercesc::DOMElement* parametersElement,
                      const G4Ellipsoid* const ellipsoid)
{
   xercesc::DOMElement* ellipsoid_dimensionsElement =
                        NewElement("ellipsoid_dimensions");
   ellipsoid_dimensionsElement->
     setAttributeNode(NewAttribute("ax",ellipsoid->GetSemiAxisMax(0)/mm));
   ellipsoid_dimensionsElement->
     setAttributeNode(NewAttribute("by",ellipsoid->GetSemiAxisMax(1)/mm));
   ellipsoid_dimensionsElement->
     setAttributeNode(NewAttribute("cz",ellipsoid->GetSemiAxisMax(2)/mm));
   ellipsoid_dimensionsElement->
     setAttributeNode(NewAttribute("zcut1",ellipsoid->GetZBottomCut()/mm));
   ellipsoid_dimensionsElement->
     setAttributeNode(NewAttribute("zcut2",ellipsoid->GetZTopCut()/mm));
   ellipsoid_dimensionsElement->
     setAttributeNode(NewAttribute("lunit","mm"));
   parametersElement->appendChild(ellipsoid_dimensionsElement);
}
 
void PHG4GDMLWriteParamvol::
Para_dimensionsWrite(xercesc::DOMElement* parametersElement,
                     const G4Para* const para)
{
   const G4ThreeVector simaxis = para->GetSymAxis();
 
   const G4double alpha = std::atan(para->GetTanAlpha());
   const G4double theta = std::acos(simaxis.z());
   const G4double phi = (simaxis.z() != 1.0)
                      ? (std::atan(simaxis.y()/simaxis.x())) : (0.0);
 
   xercesc::DOMElement* para_dimensionsElement = NewElement("para_dimensions");
   para_dimensionsElement->
     setAttributeNode(NewAttribute("x",2.0*para->GetXHalfLength()/mm));
   para_dimensionsElement->
     setAttributeNode(NewAttribute("y",2.0*para->GetYHalfLength()/mm));
   para_dimensionsElement->
     setAttributeNode(NewAttribute("z",2.0*para->GetZHalfLength()/mm));
   para_dimensionsElement->
     setAttributeNode(NewAttribute("alpha",alpha/degree));
   para_dimensionsElement->
     setAttributeNode(NewAttribute("theta",theta/degree));
   para_dimensionsElement->
     setAttributeNode(NewAttribute("phi",phi/degree));
   para_dimensionsElement->
     setAttributeNode(NewAttribute("aunit","deg"));
   para_dimensionsElement->
     setAttributeNode(NewAttribute("lunit","mm"));
   parametersElement->appendChild(para_dimensionsElement);
}
 
void PHG4GDMLWriteParamvol::
Hype_dimensionsWrite(xercesc::DOMElement* parametersElement,
                     const G4Hype* const hype)
{
   xercesc::DOMElement* hype_dimensionsElement = NewElement("hype_dimensions");
   hype_dimensionsElement->
     setAttributeNode(NewAttribute("rmin",hype->GetInnerRadius()/mm));
   hype_dimensionsElement->
     setAttributeNode(NewAttribute("rmax",hype->GetOuterRadius()/mm));
   hype_dimensionsElement->
     setAttributeNode(NewAttribute("inst",hype->GetInnerStereo()/degree));
   hype_dimensionsElement->
     setAttributeNode(NewAttribute("outst",hype->GetOuterStereo()/degree));
   hype_dimensionsElement->
     setAttributeNode(NewAttribute("z",2.0*hype->GetZHalfLength()/mm));
   hype_dimensionsElement->
     setAttributeNode(NewAttribute("aunit","deg"));
   hype_dimensionsElement->
     setAttributeNode(NewAttribute("lunit","mm"));
   parametersElement->appendChild(hype_dimensionsElement);
}
 
void PHG4GDMLWriteParamvol::
Polycone_dimensionsWrite(xercesc::DOMElement* parametersElement,
                         const G4Polycone* const pcone)
{
   xercesc::DOMElement* pcone_dimensionsElement
     = NewElement("polycone_dimensions");
 
   pcone_dimensionsElement->setAttributeNode(NewAttribute("numRZ",
                      pcone->GetOriginalParameters()->Num_z_planes));
   pcone_dimensionsElement->setAttributeNode(NewAttribute("startPhi",
                      pcone->GetOriginalParameters()->Start_angle/degree));
   pcone_dimensionsElement->setAttributeNode(NewAttribute("openPhi",
                      pcone->GetOriginalParameters()->Opening_angle/degree));
   pcone_dimensionsElement->setAttributeNode(NewAttribute("aunit","deg"));
   pcone_dimensionsElement->setAttributeNode(NewAttribute("lunit","mm"));
 
   parametersElement->appendChild(pcone_dimensionsElement);
   const size_t num_zplanes = pcone->GetOriginalParameters()->Num_z_planes;
   const G4double* z_array = pcone->GetOriginalParameters()->Z_values;
   const G4double* rmin_array = pcone->GetOriginalParameters()->Rmin;
   const G4double* rmax_array = pcone->GetOriginalParameters()->Rmax;
 
   for (size_t i=0; i<num_zplanes; i++)
   {
     ZplaneWrite(pcone_dimensionsElement,z_array[i],
                 rmin_array[i],rmax_array[i]);
   }
}
 
void PHG4GDMLWriteParamvol::
Polyhedra_dimensionsWrite(xercesc::DOMElement* parametersElement,
                          const G4Polyhedra* const polyhedra)
{
   xercesc::DOMElement* polyhedra_dimensionsElement
     = NewElement("polyhedra_dimensions");
 
   polyhedra_dimensionsElement->setAttributeNode(NewAttribute("numRZ",
                  polyhedra->GetOriginalParameters()->Num_z_planes));
   polyhedra_dimensionsElement->setAttributeNode(NewAttribute("numSide",
                  polyhedra->GetOriginalParameters()->numSide));
   polyhedra_dimensionsElement->setAttributeNode(NewAttribute("startPhi",
                  polyhedra->GetOriginalParameters()->Start_angle/degree));
   polyhedra_dimensionsElement->setAttributeNode(NewAttribute("openPhi",
                  polyhedra->GetOriginalParameters()->Opening_angle/degree));
   polyhedra_dimensionsElement->setAttributeNode(NewAttribute("aunit","deg"));
   polyhedra_dimensionsElement->setAttributeNode(NewAttribute("lunit","mm"));
 
   parametersElement->appendChild(polyhedra_dimensionsElement);
   const size_t num_zplanes = polyhedra->GetOriginalParameters()->Num_z_planes;
   const G4double* z_array = polyhedra->GetOriginalParameters()->Z_values;
   const G4double* rmin_array = polyhedra->GetOriginalParameters()->Rmin;
   const G4double* rmax_array = polyhedra->GetOriginalParameters()->Rmax;
 
   for (size_t i=0; i<num_zplanes; i++)
   {
     ZplaneWrite(polyhedra_dimensionsElement,z_array[i],
                 rmin_array[i],rmax_array[i]);
   }
}
 
void PHG4GDMLWriteParamvol::
ParametersWrite(xercesc::DOMElement* paramvolElement,
                const G4VPhysicalVolume* const paramvol,const G4int& index)
{
   paramvol->GetParameterisation()
     ->ComputeTransformation(index, const_cast<G4VPhysicalVolume*>(paramvol));
   G4ThreeVector Angles;
   G4String name = GenerateName(paramvol->GetName(),paramvol);
   std::stringstream os; 
   os.precision(15);
   os << index;     
   G4String sncopie = os.str(); 
 
   xercesc::DOMElement* parametersElement = NewElement("parameters");
   parametersElement->setAttributeNode(NewAttribute("number",index+1));
 
   PositionWrite(parametersElement, name+sncopie+"_pos",
                 paramvol->GetObjectTranslation());
   Angles=GetAngles(paramvol->GetObjectRotationValue());
   if (Angles.mag2()>DBL_EPSILON)
   {
     RotationWrite(parametersElement, name+sncopie+"_rot",
                   GetAngles(paramvol->GetObjectRotationValue()));
   }
   paramvolElement->appendChild(parametersElement);
 
   G4VSolid* solid = paramvol->GetLogicalVolume()->GetSolid();
 
   if (G4Box* box = dynamic_cast<G4Box*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*box,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Box_dimensionsWrite(parametersElement,box);
   } else
   if (G4Trd* trd = dynamic_cast<G4Trd*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*trd,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Trd_dimensionsWrite(parametersElement,trd);
   } else
   if (G4Trap* trap = dynamic_cast<G4Trap*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*trap,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Trap_dimensionsWrite(parametersElement,trap);
   } else
   if (G4Tubs* tube = dynamic_cast<G4Tubs*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*tube,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Tube_dimensionsWrite(parametersElement,tube);
   } else
   if (G4Cons* cone = dynamic_cast<G4Cons*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*cone,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Cone_dimensionsWrite(parametersElement,cone);
   } else
   if (G4Sphere* sphere = dynamic_cast<G4Sphere*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*sphere,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Sphere_dimensionsWrite(parametersElement,sphere);
   } else
   if (G4Orb* orb = dynamic_cast<G4Orb*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*orb,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Orb_dimensionsWrite(parametersElement,orb);
   } else
   if (G4Torus* torus = dynamic_cast<G4Torus*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*torus,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Torus_dimensionsWrite(parametersElement,torus);
   } else
   if (G4Ellipsoid* ellipsoid = dynamic_cast<G4Ellipsoid*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*ellipsoid,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Ellipsoid_dimensionsWrite(parametersElement,ellipsoid);
   } else
   if (G4Para* para = dynamic_cast<G4Para*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*para,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Para_dimensionsWrite(parametersElement,para);
   } else
   if (G4Hype* hype = dynamic_cast<G4Hype*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*hype,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Hype_dimensionsWrite(parametersElement,hype);
   }else
   if (G4Polycone* pcone = dynamic_cast<G4Polycone*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*pcone,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Polycone_dimensionsWrite(parametersElement,pcone);
   }else
   if (G4Polyhedra* polyhedra = dynamic_cast<G4Polyhedra*>(solid))
   {
      paramvol->GetParameterisation()->ComputeDimensions(*polyhedra,index,
                const_cast<G4VPhysicalVolume*>(paramvol));
      Polyhedra_dimensionsWrite(parametersElement,polyhedra);
   }
   else
   {
     G4String error_msg = "Solid '" + solid->GetName()
                        + "' cannot be used in parameterised volume!";
     G4Exception("PHG4GDMLWriteParamvol::ParametersWrite()",
                 "InvalidSetup", FatalException, error_msg);
   }
}
 
void PHG4GDMLWriteParamvol::
ParamvolWrite(xercesc::DOMElement* volumeElement,
              const G4VPhysicalVolume* const paramvol)
{
   const G4String volumeref =
                  GenerateName(paramvol->GetLogicalVolume()->GetName(),
                               paramvol->GetLogicalVolume());
   xercesc::DOMElement* paramvolElement = NewElement("paramvol");
   paramvolElement->setAttributeNode(NewAttribute("ncopies",
                                     paramvol->GetMultiplicity()));
   xercesc::DOMElement* volumerefElement = NewElement("volumeref");
   volumerefElement->setAttributeNode(NewAttribute("ref",volumeref));
 
   xercesc::DOMElement* algorithmElement =
     NewElement("parameterised_position_size");
   paramvolElement->appendChild(volumerefElement);
   paramvolElement->appendChild(algorithmElement);
   ParamvolAlgorithmWrite(algorithmElement,paramvol);
   volumeElement->appendChild(paramvolElement);
}
 
void PHG4GDMLWriteParamvol::
ParamvolAlgorithmWrite(xercesc::DOMElement* paramvolElement,
                       const G4VPhysicalVolume* const paramvol)
{
   const G4String volumeref =
                  GenerateName(paramvol->GetLogicalVolume()->GetName(),
                               paramvol->GetLogicalVolume());
  
   const G4int parameterCount = paramvol->GetMultiplicity();
 
   for (G4int i=0; i<parameterCount; i++)
   {
     ParametersWrite(paramvolElement,paramvol,i);
   }
}