dd/df2/GsfConstants_8h_source.html

/*

   Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration

 */


#ifndef GSFCONSTANTS_H

#define GSFCONSTANTS_H

#include "TrkGaussianSumFilterUtils/GsfFindIndexOfMinimum.h"

#include <cstddef>

#include <cstdint>


namespace GSFConstants {

constexpr size_t alignment = vAlgs::alignmentForArray<256>();


constexpr int8_t maxNumberofStateComponents = 12;

constexpr int8_t maxNumberofMatComponents = 6;

constexpr int8_t polynomialCoefficients = 6;

}


#endif

GsfFindIndexOfMinimum.h

GSFConstants
Collect constants we use in GSF and their meaning in one place.
Definition GsfConstants.h:15

GSFConstants::polynomialCoefficients
constexpr int8_t polynomialCoefficients
Number of coefficients for the polynomials, parametrizing the mean,variace, weights of the Gaussian c...
Definition GsfConstants.h:50

GSFConstants::alignment
constexpr size_t alignment
Alignment used for SIMD operations internally to GSF.
Definition GsfConstants.h:20

GSFConstants::maxNumberofStateComponents
constexpr int8_t maxNumberofStateComponents
The state is described by N Gaussian components The Beth Heitler Material effect are also described b...
Definition GsfConstants.h:43

GSFConstants::maxNumberofMatComponents
constexpr int8_t maxNumberofMatComponents
Maximum number of Gaussian components for the material effects description.
Definition GsfConstants.h:46

vAlgs::alignmentForArray
constexpr size_t alignmentForArray()
In the following ISA_WIDTH is the ISA width in bits e.g 128 for SSE 256 for AVX2 etc For the cases of...
Definition GsfFindIndexOfMinimum.h:68