remove hydrodynamic_mass that is unused

svchb · svchb · commit 779992718692 · 2026-03-09T20:29:15.000+01:00
diff --git a/src/schemes/structure/rigid_body_sph/system.jl b/src/schemes/structure/rigid_body_sph/system.jl
@@ -209,10 +209,6 @@ end
     return zero(eltype(system))
 end
 
-@inline function hydrodynamic_mass(system::RigidSPHSystem{Nothing}, particle)
-    return system.mass[particle]
-end
-
 @inline function hydrodynamic_mass(system::RigidSPHSystem{<:AbstractWallBoundaryModel},
                                    particle)
     return system.boundary_model.hydrodynamic_mass[particle]
diff --git a/test/systems/rigid_system.jl b/test/systems/rigid_system.jl
@@ -106,7 +106,6 @@
         system_no_model = RigidSPHSystem(initial_condition)
         v_no_model = zeros(TrixiParticles.v_nvariables(system_no_model),
                            TrixiParticles.n_integrated_particles(system_no_model))
-        @test TrixiParticles.hydrodynamic_mass(system_no_model, 1) == mass[1]
 
         monaghan_model = BoundaryModelMonaghanKajtar(10.0, 1.0, smoothing_length,
                                                      hydrodynamic_masses)
