add notes to python versions of lammps_extract_fix() that for global data one can only retrieve scalars

2024-03-19 22:39:05 -04:00
parent d0e2a846b2
commit 2dd9560439
3 changed files with 26 additions and 10 deletions
--- a/src/library.cpp
+++ b/src/library.cpp
@ -2137,7 +2137,8 @@ available.

   .. code-block:: c

-      double *dptr = (double *) lammps_extract_fix(handle,name,0,1,0,0);
+      double *dptr = (double *) lammps_extract_fix(handle, name,
+                                LMP_STYLE_GLOBAL, LMP_TYPE_VECTOR, 0, 0);
      double value = *dptr;
      lammps_free((void *)dptr);