PETSc version 3.15.5
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