New user input for grid type (collocated, staggered, hybrid) (#3683)

* Introduce `warpx.grid_type` parameter

* Replace `or` with `||`

* Update examples with new user input syntax

* Fix `if` condition

* Improve error message

* Fix `if` condition

* Fix bugs

* Fix warning

* Fix RZ

* Debugging

* Fix RZ

* Fix bug

* Clean up

* More changes:

- set default algo parameters with hybrid grid
- all hybrid input parameters under warpx name

* Set default field gathering algo for hybrid grids

* Update documentation

1 files changed, 2 insertions, 2 deletions

diff --git a/Source/Parallelization/GuardCellManager.H b/Source/Parallelization/GuardCellManager.H
index 35df85514..bb0861975 100644
--- a/Source/Parallelization/GuardCellManager.H
+++ b/Source/Parallelization/GuardCellManager.H
@@ -28,7 +28,7 @@ public:
      * \param dx cell spacing
      * \param do_subcycling bool, whether to use subcycling
      * \param do_fdtd_nci_corr bool, whether to use Godfrey NCI corrector
-     * \param do_nodal bool, whether the field solver is nodal
+     * \param grid_type integer, whether the grid is collocated or staggered
      * \param do_moving_window bool, whether to use moving window
      * \param moving_window_dir direction of moving window
      * \param nox order of current deposition
@@ -55,7 +55,7 @@ public:
         const amrex::RealVect dx,
         const bool do_subcycling,
         const bool do_fdtd_nci_corr,
-        const bool do_nodal,
+        const short grid_type,
         const bool do_moving_window,
         const int moving_window_dir,
         const int nox,