amrex::BCType Namespace Reference

Mathematical boundary condition types applied per face. More...

Enumerations
enum	mathematicalBndryTypes : int {   bogus = -666 , reflect_odd = -1 , int_dir = 0 , reflect_even = 1 ,   foextrap = 2 , ext_dir = 3 , hoextrap = 4 , hoextrapcc = 5 ,   ext_dir_cc = 6 , direction_dependent = 7 , user_1 = 1001 , user_2 = 1002 ,   user_3 = 1003 }

Detailed Description

Mathematical boundary condition types applied per face.

These codes control how ghost cells are filled at domain boundaries. See the conversion table at the top of this file for mappings from physical to mathematical BCs.

Enumeration Type Documentation

mathematicalBndryTypes

enum amrex::BCType::mathematicalBndryTypes : int

Enumerator
bogus	Sentinel value for uninitialized BCs.
reflect_odd	F(-n) = -F(n); odd reflection.
int_dir	Interior / Dirichlet from interpolation.
reflect_even	F(-n) = F(n); even reflection.
foextrap	First-order extrapolation from last interior cell.
ext_dir	External Dirichlet value on face.
hoextrap	Higher-order extrapolation to face.
hoextrapcc	Linear extrapolation to cell center.
ext_dir_cc	External Dirichlet value at cell center.
direction_dependent	Direction-dependent boundary treatment.
user_1	First user-defined boundary type.
user_2	Second user-defined boundary type.
user_3	Third user-defined boundary type.