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Equilibrium - BUGFIX! - Place read_imas profiles on the stored psi grid #499

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Merged
jhalpern30 merged 2 commits into from
Oct 14, 2026
Merged

Equilibrium - BUGFIX! - Place read_imas profiles on the stored psi grid #499

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Equilibrium - BUGFIX! - Place read_imas profiles on the stored psi grid
calin1989 Oct 6, 2026
0d056d4
Merge branch 'develop' into fix/read-imas-psi-grid
jhalpern30 Oct 14, 2026
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4 changes: 3 additions & 1 deletion src/Equilibrium/ReadEquilibrium.jl
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Expand Up @@ -492,7 +492,9 @@ function read_imas(config::EquilibriumConfig, dd)
ip_sign = ip_imas == 0 ? 1 : Int(sign(ip_imas))

nw = length(psi_1d)
psi_norm_grid = range(0.0, 1.0; length=nw)
psi_norm_grid = (psi_1d .- psi_axis) ./ (psi_boundary - psi_axis)
@assert all(diff(psi_norm_grid) .> 0) "read_imas: profiles_1d.psi must increase strictly from psi_axis to psi_boundary"
@assert 0 <= psi_norm_grid[1] && psi_norm_grid[end] <= 1 "read_imas: profiles_1d.psi must lie between psi_axis and psi_boundary"

# Build equilibrium source terms for spline interpolation
# abs(f_1d): F(ψ) can be negative depending on toroidal field direction convention;
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