MpdRoot_KFParticle/shield_pack/TShield/src/TShieldGeometryOperators.cxx

// -------------------------------------------------------------------------
// -----          TShieldGeometry source file                          -----
// -----          Created by D. Sosnov                                 -----
// -------------------------------------------------------------------------

#include "TShieldGeometry.h"
namespace tgeanttoshield {
//Operators for comparsion floating point values
bool doubleNE(const double &l, const double &r){return (abs(l-r)>1E-15);}
bool doubleEQ(const double &l, const double &r){return !doubleNE(l,r);}
bool doubleLT(const double &l, const double &r){return (doubleNE(l,r) && (l<r));}
bool doubleLE(const double &l, const double &r){return ((l<r) || doubleEQ(l,r));}
bool doubleGT(const double &l, const double &r){return !doubleLE(l,r);}
bool doubleGE(const double &l, const double &r){return !doubleLT(l,r);}

TGeoHMatrix operator*(TGeoHMatrix &matrixR, const TGeoMatrix &matrixL) {
    TGeoHMatrix mm = TGeoHMatrix(matrixR);
    mm.Multiply(&matrixL);
    return TGeoHMatrix(mm);
}
TGeoHMatrix operator*(TGeoHMatrix &matrixR, const TGeoHMatrix &matrixL) {
    TGeoHMatrix mm = TGeoHMatrix(matrixR);
    return mm *= matrixL;
}
TGeoHMatrix operator*(const TGeoMatrix &matrixR, const TGeoMatrix &matrixL) {
    TGeoHMatrix hmr = TGeoHMatrix(matrixR);
    return hmr * matrixL;
}
TGeoHMatrix operator*(const TGeoMatrix &matrixR, const TGeoHMatrix &matrixL) {
    TGeoHMatrix hmr = TGeoHMatrix(matrixR);
    return hmr * matrixL;
}
TGeoTranslation operator+(const TGeoTranslation &matrixR, const TGeoTranslation &matrixL) {
    TGeoTranslation m = TGeoTranslation(matrixR);
    m.Add(&matrixL);
    return TGeoTranslation(m);
}
TGeoTranslation operator-(const TGeoTranslation matrixR, const TGeoTranslation &matrixL) {
    return matrixR + matrixL.Inverse();
}
TGeoTranslation operator+(const TGeoTranslation matrixR, const TGeoMatrix &matrixL) {
    return matrixR + TGeoTranslation(matrixL);
}
TGeoTranslation operator*(const TGeoTranslation matrixR, const Double_t &scale) {
    Double_t* tmp1 = (Double_t*)matrixR.GetTranslation();
    return TGeoTranslation(tmp1[0]*scale,tmp1[1]*scale,tmp1[2]*scale);
}
void addVectorToElement(SGeoBody &body, unsigned int position, TGeoTranslation vector){
    body.parameters[position] = (double)(vector.GetTranslation()[0]);
    body.parameters[position+1] = (double)(vector.GetTranslation()[1]);
    body.parameters[position+2] = (double)(vector.GetTranslation()[2]);
}
}