Update openPMD metadata (LASY-org#118)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
ax3l · Mar 27, 2023 · bca6994 · bca6994
1 parent 0332fd4
commit bca6994
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lasy/utils/openpmd_output.py b/lasy/utils/openpmd_output.py
@@ -47,7 +47,8 @@ def write_to_openpmd_file(dim, file_prefix, file_format, grid, wavelength, pol):
     # Define the mesh
     m = i.meshes["laserEnvelope"]
     m.grid_spacing = [
-        (hi - lo) / npoints for hi, lo, npoints in zip(box.hi, box.lo, box.npoints)
+        (hi - lo) / (npoints - 1)
+        for hi, lo, npoints in zip(box.hi, box.lo, box.npoints)
     ][::-1]
     m.grid_global_offset = box.lo
     m.unit_dimension = {