Core physics¶ The core of celeritas provides the physics and stepping loop implementation for the Celeritas codebase. Problem definition celeritas::MaterialParams celeritas::ParticleParams celeritas::PhysicsParams celeritas::CutoffParams Setting up problems Stepping mechanics Actions Initialization and execution Track sort order Step limits Discrete interactions User-input Range and energy loss Multiple scattering Geometry Propagation and magnetic field Propagation Field integration Magnetic field types Field data input and options Random number generation Engines Distributions Diagnostics celeritas::ActionDiagnostic celeritas::StepDiagnostic celeritas::SlotDiagnostic Step writers