From baf77f24bc4327019824b0bb94961290d8ee5a3f Mon Sep 17 00:00:00 2001
From: Ben Wibking <ben@wibking.com>
Date: Thu, 18 Jan 2024 15:47:56 -0500
Subject: [PATCH] add runtime check if particles are enabled

---
 src/simulation.hpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/simulation.hpp b/src/simulation.hpp
index d3ac0392d..2ea940265 100644
--- a/src/simulation.hpp
+++ b/src/simulation.hpp
@@ -1017,8 +1017,12 @@ template <typename problem_t> void AMRSimulation<problem_t>::calculateGpotAllLev
 			rhs[lev].setVal(0);
 		}
 
-		// deposit particles using amrex::ParticleToMesh
-		amrex::ParticleToMesh(*CICParticles, amrex::GetVecOfPtrs(rhs), 0, finest_level, quokka::CICDeposition{Gconst_, quokka::ParticleMassIdx, 0, 1});
+#ifdef AMREX_PARTICLES
+		if (do_cic_particles != 0) {
+			// deposit particles using amrex::ParticleToMesh
+			amrex::ParticleToMesh(*CICParticles, amrex::GetVecOfPtrs(rhs), 0, finest_level, quokka::CICDeposition{Gconst_, quokka::ParticleMassIdx, 0, 1});
+		}
+#endif
 
 		// add fluid density
 		for (int lev = 0; lev <= finest_level; ++lev) {