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Fix PEC-Insulator boundary condition with staggering #5451

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merged 5 commits into from
Nov 14, 2024
Merged

Fix PEC-Insulator boundary condition with staggering #5451

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ba7b32e
Add staggering shift when calculating field location
dpgrote Nov 11, 2024
c560a95
Make BC name consistent with the documentation
dpgrote Nov 12, 2024
847c7ea
Change index 2 to WARPX_ZINDEX
dpgrote Nov 12, 2024
0181794
Avoid accessing out of bounds nodal flag in 1D
dpgrote Nov 12, 2024
0641cb3
Update CI benchmarks for test_2d_pec_field_insulator
dpgrote Nov 14, 2024
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2 changes: 1 addition & 1 deletion Examples/Tests/pec/inputs_test_2d_pec_field_insulator
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,7 @@ geometry.prob_hi = 1.e-2 3.e-2

# Boundary condition
boundary.field_lo = neumann periodic
boundary.field_hi = PECInsulator periodic
boundary.field_hi = pec_insulator periodic
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This is an incidental fix, making the name consistent with what is in the documentation.


warpx.serialize_initial_conditions = 1

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27 changes: 18 additions & 9 deletions Source/BoundaryConditions/PEC_Insulator.cpp
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Expand Up @@ -426,10 +426,13 @@ PEC_Insulator::ApplyPEC_InsulatortoField (
amrex::ignore_unused(j, k);

amrex::IntVect const iv(AMREX_D_DECL(i, j, k));
amrex::Real const x = (AMREX_SPACEDIM > 1 ? xyzmin_x.x + (iv[0] - lo_x[0])*dx[0] : 0._rt);
amrex::Real const y = (AMREX_SPACEDIM == 3 ? xyzmin_x.y + (iv[1] - lo_x[1])*dx[1] : 0._rt);
amrex::Real const shiftx = (Fx_nodal[0] ? 0._rt : 0.5_rt);
amrex::Real const x = (AMREX_SPACEDIM > 1 ? xyzmin_x.x + (iv[0] - lo_x[0] + shiftx)*dx[0] : 0._rt);
amrex::Real const shifty = (AMREX_SPACEDIM == 3 ? (Fx_nodal[1] ? 0._rt : 0.5_rt) : 0._rt);
amrex::Real const y = (AMREX_SPACEDIM == 3 ? xyzmin_x.y + (iv[1] - lo_x[1] + shifty)*dx[1] : 0._rt);
#if (AMREX_SPACEDIM > 1)
amrex::Real const z = xyzmin_x.z + (iv[WARPX_ZINDEX] - lo_x[WARPX_ZINDEX])*dx[2];
amrex::Real const shiftz = (Fx_nodal[WARPX_ZINDEX] ? 0._rt : 0.5_rt);
amrex::Real const z = xyzmin_x.z + (iv[WARPX_ZINDEX] - lo_x[WARPX_ZINDEX] + shiftz)*dx[2];
#endif

amrex::IntVect is_insulator_lo;
Expand Down Expand Up @@ -471,10 +474,13 @@ PEC_Insulator::ApplyPEC_InsulatortoField (
amrex::ignore_unused(j, k);

amrex::IntVect const iv(AMREX_D_DECL(i, j, k));
amrex::Real const x = (AMREX_SPACEDIM > 1 ? xyzmin_y.x + (iv[0] - lo_y[0])*dx[0] : 0._rt);
amrex::Real const y = (AMREX_SPACEDIM == 3 ? xyzmin_y.y + (iv[1] - lo_y[1])*dx[1] : 0._rt);
amrex::Real const shiftx = (Fy_nodal[0] ? 0._rt : 0.5_rt);
amrex::Real const x = (AMREX_SPACEDIM > 1 ? xyzmin_y.x + (iv[0] - lo_y[0] + shiftx)*dx[0] : 0._rt);
amrex::Real const shifty = (AMREX_SPACEDIM == 3 ? (Fy_nodal[1] ? 0._rt : 0.5_rt) : 0._rt);
amrex::Real const y = (AMREX_SPACEDIM == 3 ? xyzmin_y.y + (iv[1] - lo_y[1] + shifty)*dx[1] : 0._rt);
#if (AMREX_SPACEDIM > 1)
amrex::Real const z = xyzmin_y.z + (iv[WARPX_ZINDEX] - lo_y[WARPX_ZINDEX])*dx[2];
amrex::Real const shiftz = (Fy_nodal[WARPX_ZINDEX] ? 0._rt : 0.5_rt);
amrex::Real const z = xyzmin_y.z + (iv[WARPX_ZINDEX] - lo_y[WARPX_ZINDEX] + shiftz)*dx[2];
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#endif

amrex::IntVect is_insulator_lo;
Expand Down Expand Up @@ -516,10 +522,13 @@ PEC_Insulator::ApplyPEC_InsulatortoField (
amrex::ignore_unused(j, k);

amrex::IntVect const iv(AMREX_D_DECL(i, j, k));
amrex::Real const x = (AMREX_SPACEDIM > 1 ? xyzmin_z.x + (iv[0] - lo_z[0])*dx[0] : 0._rt);
amrex::Real const y = (AMREX_SPACEDIM == 3 ? xyzmin_z.y + (iv[1] - lo_z[1])*dx[1] : 0._rt);
amrex::Real const shiftx = (Fz_nodal[0] ? 0._rt : 0.5_rt);
amrex::Real const x = (AMREX_SPACEDIM > 1 ? xyzmin_z.x + (iv[0] - lo_z[0] + shiftx)*dx[0] : 0._rt);
amrex::Real const shifty = (AMREX_SPACEDIM == 3 ? (Fz_nodal[1] ? 0._rt : 0.5_rt) : 0._rt);
amrex::Real const y = (AMREX_SPACEDIM == 3 ? xyzmin_z.y + (iv[1] - lo_z[1] + shifty)*dx[1] : 0._rt);
#if (AMREX_SPACEDIM > 1)
amrex::Real const z = xyzmin_z.z + (iv[WARPX_ZINDEX] - lo_z[WARPX_ZINDEX])*dx[2];
amrex::Real const shiftz = (Fz_nodal[WARPX_ZINDEX] ? 0._rt : 0.5_rt);
amrex::Real const z = xyzmin_z.z + (iv[WARPX_ZINDEX] - lo_z[WARPX_ZINDEX] + shiftz)*dx[2];
#endif

amrex::IntVect is_insulator_lo;
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