scale mesh points before mapping to new anatomical space (#62)

Co-authored-by: Will Graham <[email protected]>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

bg_atlasgen/wrapup.py

@@ -158,15 +158,15 @@ def wrapup_atlas_from_data(
     for mesh_id, meshfile in meshes_dict.items():
         mesh = mio.read(meshfile)
 
+        if scale_meshes:
+            # Scale the mesh to the desired resolution, BEFORE transforming:
+            mesh.points *= resolution
+
         # Reorient points:
         mesh.points = space_convention.map_points_to(
             descriptors.ATLAS_ORIENTATION, mesh.points
         )
 
-        # Scale the mesh to be in microns, if necessary:
-        if scale_meshes:
-            mesh.points *= resolution
-
         # Save in meshes dir:
         mio.write(mesh_dest_dir / f"{mesh_id}.obj", mesh)