petsc-3.14.5 2021-03-03
DMPlexRemapGeometry
This function maps the original DM coordinates to new coordinates.
Synopsis
#include "petscdmplex.h"
#include "petscfe.h"
PetscErrorCode DMPlexRemapGeometry(DM dm, PetscReal time,
void (*func)(PetscInt, PetscInt, PetscInt,
const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
PetscReal, const PetscReal[], PetscInt, const PetscScalar[], PetscScalar[]))
Not collective
Input Parameters
| dm | - The DM
|
| time | - The time
|
| func | - The function transforming current coordinates to new coordaintes
|
Calling sequence of func
func(PetscInt dim, PetscInt Nf, PetscInt NfAux,
const PetscInt uOff[], const PetscInt uOff_x[], const PetscScalar u[], const PetscScalar u_t[], const PetscScalar u_x[],
const PetscInt aOff[], const PetscInt aOff_x[], const PetscScalar a[], const PetscScalar a_t[], const PetscScalar a_x[],
PetscReal t, const PetscReal x[], PetscInt numConstants, const PetscScalar constants[], PetscScalar f[]);
| dim | - The spatial dimension
|
| Nf | - The number of input fields (here 1)
|
| NfAux | - The number of input auxiliary fields
|
| uOff | - The offset of the coordinates in u[] (here 0)
|
| uOff_x | - The offset of the coordinates in u_x[] (here 0)
|
| u | - The coordinate values at this point in space
|
| u_t | - The coordinate time derivative at this point in space (here NULL)
|
| u_x | - The coordinate derivatives at this point in space
|
| aOff | - The offset of each auxiliary field in u[]
|
| aOff_x | - The offset of each auxiliary field in u_x[]
|
| a | - The auxiliary field values at this point in space
|
| a_t | - The auxiliary field time derivative at this point in space (or NULL)
|
| a_x | - The auxiliary field derivatives at this point in space
|
| t | - The current time
|
| x | - The coordinates of this point (here not used)
|
| numConstants | - The number of constants
|
| constants | - The value of each constant
|
| f | - The new coordinates at this point in space
|
See Also
DMGetCoordinates(), DMGetCoordinatesLocal(), DMGetCoordinateDM(), DMProjectFieldLocal(), DMProjectFieldLabelLocal()
Level
intermediate
Location
src/dm/impls/plex/plexgeometry.c
Index of all DMPLEX routines
Table of Contents for all manual pages
Index of all manual pages