lem::Potential Class Reference

Map of electrostatic potential at each cell. More...

#include "/cvmfs/nova-development.opensciencegrid.org/novasoft/releases/N21-01-23/LEM/func/Potential.h"

Public Member Functions
	Potential ()
Potential	Downsampled (int factor) const

Public Attributes
float	V [256 *256]

Detailed Description

Map of electrostatic potential at each cell.

Definition at line 13 of file Potential.h.

Constructor & Destructor Documentation

lem::Potential::Potential

(

)

Definition at line 15 of file Potential.cxx.

References ana::assert(), and V.

                       : V()
  {
    // That "V()" should have taken care of this, check.
    assert(V[0] == 0);
    assert(V[256*256-1] == 0);
  }

Member Function Documentation

Potential lem::Potential::Downsampled

(

int

factor

)

const

Definition at line 23 of file Potential.cxx.

References plot_validation_datamc::c, compare_h5_caf::idx, std::max(), runNovaSAM::ret, and V.

Referenced by lem::FindMatches(), and lem::FindMatchesTranspose::produce().

  {
    Potential ret;

    for(int p = 0; p < 256; ++p){
      for(int c = 0; c < 256; ++c){
        const int idx = p*256+c;

        const int newp = ((p>>(factor+1))<<1)+p%2;
        const int newc = c>>factor;

        // Matches indexing in MatchableEvent::Downsampled()
        const int newidx = (newp<<(8-factor))+newc;

        // Keeping the largest value ensures that the energy calculated from
        // this potential is a lower bound, as required.
        ret.V[newidx] = std::max(ret.V[newidx], V[idx]);
      }
    }

    return ret;
  }

Member Data Documentation

float lem::Potential::V[256 *256]

Definition at line 18 of file Potential.h.

Referenced by lem::FindLEMMatches::AddHists(), lem::LEM::AddHists(), lem::CalcEnergy(), Downsampled(), lem::FillPotential(), Potential(), and show_potential().

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

• /cvmfs/nova-development.opensciencegrid.org/novasoft/releases/N21-01-23/LEM/func/Potential.h
• /cvmfs/nova-development.opensciencegrid.org/novasoft/releases/N21-01-23/LEM/func/Potential.cxx