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clarify test_composite_phi coarse level #3295

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Merged
zingale merged 1 commit into from
Mar 25, 2026
+6 −2
Merged

clarify test_composite_phi coarse level #3295

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8 changes: 6 additions & 2 deletions Source/gravity/Gravity.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1266,6 +1266,9 @@ Gravity::test_composite_phi (int crse_level)
{
BL_PROFILE("Gravity::test_composite_phi()");

// the lhas only really been tested with crse_level = 0
AMREX_ALWAYS_ASSERT(crse_level == 0);

if (gravity::verbose > 1 && ParallelDescriptor::IOProcessor()) {
std::cout << " " << '\n';
std::cout << "... test_composite_phi at base level " << crse_level << '\n';
Expand Down Expand Up @@ -1306,7 +1309,7 @@ Gravity::test_composite_phi (int crse_level)
time);

// Average residual from fine to coarse level before printing the norm
for (int amr_lev = finest_level_local-1; amr_lev >= 0; --amr_lev)
for (int amr_lev = finest_level_local-1; amr_lev >= crse_level; --amr_lev)
{
const IntVect& ratio = parent->refRatio(amr_lev);
int ilev = amr_lev - crse_level;
Expand All @@ -1315,7 +1318,8 @@ Gravity::test_composite_phi (int crse_level)
}

for (int amr_lev = crse_level; amr_lev <= finest_level_local; ++amr_lev) {
Real resnorm = res[amr_lev]->norm0();
int ilev = amr_lev - crse_level;
Real resnorm = res[ilev]->norm0();
amrex::Print() << " ... norm of composite residual at level "
<< amr_lev << " " << resnorm << '\n';
}
Expand Down