1 files changed, 14 insertions, 8 deletions
diff --git a/Source/Particles/MultiParticleContainer.cpp b/Source/Particles/MultiParticleContainer.cpp
index b7d34ec75..9061aec40 100644
--- a/Source/Particles/MultiParticleContainer.cpp
+++ b/Source/Particles/MultiParticleContainer.cpp
@@ -293,14 +293,20 @@ MultiParticleContainer::ReadParameters ()
                             "ERROR: use_fdtd_nci_corr is not supported in RZ");
 #endif
 
-        std::string boundary_conditions = "none";
-        pp_particles.query("boundary_conditions", boundary_conditions);
-        if        (boundary_conditions == "none"){
-            m_boundary_conditions = ParticleBC::none;
-        } else if (boundary_conditions == "absorbing"){
-            m_boundary_conditions = ParticleBC::absorbing;
-        } else {
-            amrex::Abort("unknown particle BC type");
+        // The boundary conditions are read in in ReadBCParams
+        m_boundary_conditions.SetBoundsX(WarpX::particle_boundary_lo[0], WarpX::particle_boundary_hi[0]);
+#ifdef WARPX_DIM_3D
+        m_boundary_conditions.SetBoundsY(WarpX::particle_boundary_lo[1], WarpX::particle_boundary_hi[1]);
+        m_boundary_conditions.SetBoundsZ(WarpX::particle_boundary_lo[2], WarpX::particle_boundary_hi[2]);
+#else
+        m_boundary_conditions.SetBoundsZ(WarpX::particle_boundary_lo[1], WarpX::particle_boundary_hi[1]);
+#endif
+
+        {
+            ParmParse pp_boundary("boundary");
+            bool flag = false;
+            pp_boundary.query("reflect_all_velocities", flag);
+            m_boundary_conditions.Set_reflect_all_velocities(flag);
         }
 
         ParmParse pp_lasers("lasers");