PETSc version 3.15.5
PetscDSSetRiemannSolver
Sets the Riemann solver for the given field 
Synopsis
#include "petscds.h" 
PetscErrorCode PetscDSSetRiemannSolver(PetscDS ds, PetscInt f,
                                       void (*r)(PetscInt dim, PetscInt Nf, const PetscReal x[], const PetscReal n[], const PetscScalar uL[], const PetscScalar uR[], PetscInt numConstants, const PetscScalar constants[], PetscScalar flux[], void *ctx))
Not collective
Input Arguments
|  | ds | - The PetscDS object | 
|  | f | - The field number | 
|  | r | - Riemann solver | 
Calling sequence for r
r(PetscInt dim, PetscInt Nf, const PetscReal x[], const PetscReal n[], const PetscScalar uL[], const PetscScalar uR[], PetscScalar flux[], void *ctx)
|  | dim | - The spatial dimension | 
|  | Nf | - The number of fields | 
|  | x | - The coordinates at a point on the interface | 
|  | n | - The normal vector to the interface | 
|  | uL | - The state vector to the left of the interface | 
|  | uR | - The state vector to the right of the interface | 
|  | flux | - output array of flux through the interface | 
|  | numConstants | - number of constant parameters | 
|  | constants | - constant parameters | 
|  | ctx | - optional user context | 
See Also
 PetscDSGetRiemannSolver()
Level
intermediate
Location
src/dm/dt/interface/dtds.c
Examples
src/ts/tutorials/ex11.c.html
Index of all DT routines
Table of Contents for all manual pages
Index of all manual pages