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add a new way to do the MHD half-step update #1121

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add a new way to do the MHD half-step update #1121

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c7f258e
add a new way to do the half-step update
zingale Jul 8, 2020
3aeb474
this builds and runs
zingale Jul 8, 2020
5a365e4
use corner_couple
zingale Jul 9, 2020
d7b1b4d
Merge branch 'development' into mhd_inplane
zingale Jul 12, 2020
08e9913
Merge branch 'development' into mhd_inplane
zingale Aug 15, 2020
779f776
Merge branch 'development' into mhd_inplane
zingale Feb 28, 2023
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14 changes: 14 additions & 0 deletions Source/mhd/Castro_mhd.H
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Original file line number Diff line number Diff line change
Expand Up @@ -81,6 +81,9 @@
amrex::Array4<amrex::Real const> const& flxd2,
amrex::Array4<amrex::Real const> const& Ed1,
amrex::Array4<amrex::Real const> const& Ed3,
amrex::Array4<amrex::Real const> const& Ex,
amrex::Array4<amrex::Real const> const& Ey,
amrex::Array4<amrex::Real const> const& Ez,
const int d1, const int d2, const int d3,
const amrex::Real dt);

Expand All @@ -95,8 +98,19 @@
amrex::Array4<amrex::Real const> const& Ed,
amrex::Array4<amrex::Real const> const& Ed1,
amrex::Array4<amrex::Real const> const& Ed2,
amrex::Array4<amrex::Real const> const& Ex,
amrex::Array4<amrex::Real const> const& Ey,
amrex::Array4<amrex::Real const> const& Ez,
const int d, const int d1, const int d2, const amrex::Real dt);

void
get_inplane_Bs_transverse_flux(const int face, const int comp, const int tdir,
const int i, const int j, const int k,
amrex::Array4<amrex::Real const> const& Ex,
amrex::Array4<amrex::Real const> const& Ey,
amrex::Array4<amrex::Real const> const& Ez,
amrex::Real& Fl, amrex::Real& Fr);

void
hlld(const amrex::Box& bx,
amrex::Array4<amrex::Real const> const& qleft,
Expand Down
9 changes: 9 additions & 0 deletions Source/mhd/Castro_mhd.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -380,6 +380,7 @@ Castro::construct_ctu_mhd_source(Real time, Real dt)
qtmp_right_arr, qtmp_left_arr,
ux_right_arr, ux_left_arr,
flxy1D_arr, Ex_arr, Ez_arr,
Ex_arr, Ey_arr, Ez_arr,
0, 1, 2, dt);

// Calculate Flux 2D eq. 40
Expand All @@ -395,6 +396,7 @@ Castro::construct_ctu_mhd_source(Real time, Real dt)
qtmp_right_arr, qtmp_left_arr,
ux_right_arr, ux_left_arr,
flxz1D_arr, Ex_arr, Ey_arr,
Ex_arr, Ey_arr, Ez_arr,
0, 2, 1, dt);

// F^{x|z}
Expand All @@ -415,6 +417,7 @@ Castro::construct_ctu_mhd_source(Real time, Real dt)
qtmp_right_arr, qtmp_left_arr,
uy_right_arr, uy_left_arr,
flxx1D_arr, Ey_arr, Ez_arr,
Ex_arr, Ey_arr, Ez_arr,
1, 0, 2, dt);

// F^{y|x}
Expand All @@ -430,6 +433,7 @@ Castro::construct_ctu_mhd_source(Real time, Real dt)
qtmp_right_arr, qtmp_left_arr,
uy_right_arr, uy_left_arr,
flxz1D_arr, Ey_arr, Ex_arr,
Ex_arr, Ey_arr, Ez_arr,
1, 2, 0, dt);

// F^{y|z}
Expand All @@ -449,6 +453,7 @@ Castro::construct_ctu_mhd_source(Real time, Real dt)
qtmp_right_arr, qtmp_left_arr,
uz_right_arr, uz_left_arr,
flxx1D_arr, Ez_arr, Ey_arr,
Ex_arr, Ey_arr, Ez_arr,
2, 0, 1, dt);

// F^{z|x}
Expand All @@ -464,6 +469,7 @@ Castro::construct_ctu_mhd_source(Real time, Real dt)
qtmp_right_arr, qtmp_left_arr,
uz_right_arr, uz_left_arr,
flxy1D_arr, Ez_arr, Ex_arr,
Ex_arr, Ey_arr, Ez_arr,
2, 1, 0, dt);

// F^{z|y}
Expand Down Expand Up @@ -535,6 +541,7 @@ Castro::construct_ctu_mhd_source(Real time, Real dt)
ux_right_arr, ux_left_arr,
flx_yz_arr, flx_zy_arr,
Ex_arr, Ey_arr, Ez_arr,
Ex_arr, Ey_arr, Ez_arr,
0, 1, 2, dt);

// Final Fluxes eq.47
Expand All @@ -552,6 +559,7 @@ Castro::construct_ctu_mhd_source(Real time, Real dt)
uy_right_arr, uy_left_arr,
flx_xz_arr, flx_zx_arr,
Ey_arr, Ex_arr, Ez_arr,
Ex_arr, Ey_arr, Ez_arr,
1, 0, 2, dt);

hlld(nby1, qtmp_left_arr, qtmp_right_arr, flux[1].array(), 1);
Expand All @@ -564,6 +572,7 @@ Castro::construct_ctu_mhd_source(Real time, Real dt)
uz_right_arr, uz_left_arr,
flx_xy_arr, flx_yx_arr,
Ez_arr, Ex_arr, Ey_arr,
Ex_arr, Ey_arr, Ez_arr,
2, 0, 1, dt);

hlld(nbz1, qtmp_left_arr, qtmp_right_arr, flux[2].array(), 2);
Expand Down
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