From 03b2fe60ff49748aaff8402824ea0457eef24d5c Mon Sep 17 00:00:00 2001
From: Edoardo Zoni <59625522+EZoni@users.noreply.github.com>
Date: Wed, 8 Mar 2023 20:52:56 -0800
Subject: 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
---
 Source/Particles/MultiParticleContainer.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'Source/Particles/MultiParticleContainer.cpp')

diff --git a/Source/Particles/MultiParticleContainer.cpp b/Source/Particles/MultiParticleContainer.cpp
index 9cbe898cd..726e44b04 100644
--- a/Source/Particles/MultiParticleContainer.cpp
+++ b/Source/Particles/MultiParticleContainer.cpp
@@ -1311,9 +1311,9 @@ MultiParticleContainer::doQEDSchwinger ()
 
     auto & warpx = WarpX::GetInstance();
 
-    WARPX_ALWAYS_ASSERT_WITH_MESSAGE(warpx.do_nodal ||
+    WARPX_ALWAYS_ASSERT_WITH_MESSAGE(warpx.grid_type == GridType::Collocated ||
        warpx.field_gathering_algo == GatheringAlgo::MomentumConserving,
-          "ERROR: Schwinger process only implemented for warpx.do_nodal = 1"
+          "ERROR: Schwinger process only implemented for warpx.grid_type=collocated"
                                  "or algo.field_gathering = momentum-conserving");
 
     constexpr int level_0 = 0;
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