EFIT (Equilibrium Fitting) is a computer code developed to translate measurements from plasma diagnostics into useful information like plasma geometry, stored energy, and current profiles.
EFIT.jl provides basic functionality for reading EFIT GEQDSK files.
julia> using EFIT
julia> g = readg(EFIT.test_gfile);
julia> g.fpol
101-element Array{Float64,1}:
-3.38249
-3.38691
-3.39044
-3.3932
-3.39546
-3.39738
-3.39903
...
julia> triangularity(g)
(0.059614676027860296, 0.05822145848512557)
julia> ellipticity(g)
1.475784591289634
julia> elongation(g)
1.475784591289634
julia> major_radius(g)
1.648852555
julia> minor_radius(g)
0.633397135
julia> aspect_ratio(g)
2.6031891587258285