Fixed Opts to work properly with negative gamma (e.g. for Oxygen-17)

imr-framework · Feb 7, 2024 · a9d1e03 · a9d1e03
1 parent 6a5109d
commit a9d1e03
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/pypulseq/opts.py b/pypulseq/opts.py
@@ -82,14 +82,14 @@ def __init__(
 
         if max_grad != None:
             max_grad = convert(
-                from_value=max_grad, from_unit=grad_unit, to_unit="Hz/m", gamma=gamma
+                from_value=max_grad, from_unit=grad_unit, to_unit="Hz/m", gamma=abs(gamma)
             )
         else:
             max_grad = Opts.default.max_grad
 
         if max_slew != None:
             max_slew = convert(
-                from_value=max_slew, from_unit=slew_unit, to_unit="Hz/m", gamma=gamma
+                from_value=max_slew, from_unit=slew_unit, to_unit="Hz/m", gamma=abs(gamma)
             )
         else:
             max_slew = Opts.default.max_slew