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/* Copyright 2019 Axel Huebl, David Grote, Igor Andriyash
* Remi Lehe
*
* This file is part of WarpX.
*
* License: BSD-3-Clause-LBNL
*/
#ifndef WARPX_FielIO_H_
#define WARPX_FielIO_H_
#include <AMReX_REAL.H>
#include <AMReX_BaseFwd.H>
#include <array>
#include <cstdint>
#include <memory>
#include <vector>
void
AverageAndPackVectorField( amrex::MultiFab& mf_avg,
const std::array< std::unique_ptr<amrex::MultiFab>, 3 >& vector_field,
const amrex::DistributionMapping& dm,
int dcomp, amrex::IntVect ngrow );
void
AverageAndPackScalarField( amrex::MultiFab& mf_avg,
const amrex::MultiFab & scalar_field,
const amrex::DistributionMapping& dm,
int dcomp, amrex::IntVect ngrow );
/** Convert amrex IntVect to vector of `uint64`, reverse if requested
*
* @param[in] v vector to convert
* @param[in] reverse (optional) boolean indicating whether to reverse ``v``
* @return converted vector of type `uint64`, reversed if requested
*/
std::vector<std::uint64_t>
getVec( const amrex::IntVect& v, bool reverse = false);
/** Convert vector of `amrex Reals` to vector of `double`, reverse if requested
*
* @param[in] v vector to convert
* @param[in] reverse (optional) boolean indicating whether to reverse ``v``
* @return converted vector of type `amrex::Real`, reversed if requested
*/
std::vector<double>
getVec( const amrex::Real* v, bool reverse = false );
std::vector<std::uint64_t>
getReversedVec( const amrex::IntVect& v );
std::vector<double>
getReversedVec( const amrex::Real* v );
#endif // WARPX_FielIO_H_
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