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-rw-r--r--Docs/source/usage/parameters.rst9
1 files changed, 9 insertions, 0 deletions
diff --git a/Docs/source/usage/parameters.rst b/Docs/source/usage/parameters.rst
index 84990e698..5fae9c383 100644
--- a/Docs/source/usage/parameters.rst
+++ b/Docs/source/usage/parameters.rst
@@ -57,6 +57,15 @@ Overall simulation parameters
printed to standard output. Currently only works if the Lorentz boost and
the moving window are along the z direction.
+* ``warpx.compute_max_step_from_btd`` (`integer`; 0 by default) optional
+ Can be useful when computing back-transformed diagnostics. If specified,
+ automatically calculates the number of iterations required in the boosted
+ frame for all back-transformed diagnostics to be completed. If ``max_step``,
+ ``stop_time``, or ``warpx.zmax_plasma_to_compute_max_step`` are not specified,
+ or the current values of ``max_step`` and/or ``stop_time`` are too low to fill
+ all BTD snapshots, the values of ``max_step`` and/or ``stop_time`` are
+ overwritten with the new values and printed to standard output.
+
* ``warpx.random_seed`` (`string` or `int` > 0) optional
If provided ``warpx.random_seed = random``, the random seed will be determined
using `std::random_device` and `std::clock()`,