#include <GeoMaterialConverter.h>

Collaboration diagram for Trk::GeoMaterialConverter:

Public Member Functions
	GeoMaterialConverter ()=default
	Default constructor. More...

	~GeoMaterialConverter ()=default
	Destructor. More...

Static Public Member Functions
static Material	convert (const GeoMaterial *gm)
	Single conversion , input type GeoMaterial - output type Trk::MaterialProperties. More...

static bool	dummy_material (const GeoMaterial *)
	hardcoded dummy materials : TODO : find generic criterium ( density ? radiation length ? ) More...

Detailed Description

A Simple Helper Class that convertes the GeoMaterial object used in GeoModel full detector description to an appropriate Trk::ExtendedMaterialProperties object.

Author: Andre.nosp@m.as.S.nosp@m.alzbu.nosp@m.rger.nosp@m.@cern.nosp@m..ch

Definition at line 30 of file GeoMaterialConverter.h.

Constructor & Destructor Documentation

◆ GeoMaterialConverter()

Trk::GeoMaterialConverter::GeoMaterialConverter ( )

default

Default constructor.

◆ ~GeoMaterialConverter()

Trk::GeoMaterialConverter::~GeoMaterialConverter ( )

default

Destructor.

Member Function Documentation

◆ convert()

Trk::Material Trk::GeoMaterialConverter::convert ( const GeoMaterial * gm )

static

Single conversion , input type GeoMaterial - output type Trk::MaterialProperties.

Definition at line 18 of file GeoMaterialConverter.cxx.

                                                                   {
     // get the obvious things
     float x0 = gm->getRadLength();
     float l0 = gm->getIntLength();
     float rho = gm->getDensity() * s_densityCnvFactor;
     // float dEdX = gm->getDeDxMin();
     float A = 0.;
     float Z = 0.;
     // get the number of elements that build the material
     int numberOfElements = gm->getNumElements();
     // loop over the elements
     for (int iEl = 0; iEl < numberOfElements; iEl++) {
         const GeoElement* geoEl = gm->getElement(iEl);
         float fraction = gm->getFraction(iEl);
         A += fraction * (geoEl->getA() / (GeoModelKernelUnits::gram));
         Z += fraction * (geoEl->getZ());
     }
     // return the result
     return {x0, l0, A, Z, rho};
 }

◆ dummy_material()

bool Trk::GeoMaterialConverter::dummy_material ( const GeoMaterial * mat )

static

hardcoded dummy materials : TODO : find generic criterium ( density ? radiation length ? )

Definition at line 39 of file GeoMaterialConverter.cxx.

                                                                    {
  
     bool dummyMat = false;
  
     const std::string& matName = mat->getName();
  
     if (matName == "special::Ether")
         dummyMat = true;
     if (matName == "WorldLog:Air")
         dummyMat = true;
     if (matName == "std::Air")
         dummyMat = true;
     if (matName == "Air")
         dummyMat = true;
  
     return dummyMat;
 }

The documentation for this class was generated from the following files:

Public Member Functions