PETSc version 3.15.5
DMProjectFunctionLabelLocal
This projects the given function into the function space provided, putting the coefficients in a local vector, setting values only for points in the given label. 
Synopsis
#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMProjectFunctionLabelLocal(DM dm, PetscReal time, DMLabel label, PetscInt numIds, const PetscInt ids[], PetscInt Nc, const PetscInt comps[], PetscErrorCode (**funcs)(PetscInt, PetscReal, const PetscReal [], PetscInt, PetscScalar *, void *), void **ctxs, InsertMode mode, Vec localX)
Not collective
Input Parameters
|  | dm | - The DM | 
|  | time | - The time | 
|  | label | - The DMLabel selecting the portion of the mesh for projection | 
|  | funcs | - The coordinate functions to evaluate, one per field | 
|  | ctxs | - Optional array of contexts to pass to each coordinate function.  ctxs itself may be null. | 
|  | mode | - The insertion mode for values | 
Output Parameter
Calling sequence of func
   func(PetscInt dim, PetscReal time, const PetscReal x[], PetscInt Nf, PetscScalar u[], void *ctx);
|  | dim | - The spatial dimension | 
|  | x | - The coordinates | 
|  | Nf | - The number of fields | 
|  | u | - The output field values | 
|  | ctx | - optional user-defined function context | 
See Also
 DMProjectFunction(), DMProjectFunctionLocal(), DMProjectFunctionLabel(), DMComputeL2Diff()
Level
developer
Location
src/dm/interface/dm.c
Implementations
DMProjectFunctionLabelLocal_pforest(DM dm, PetscReal time, DMLabel label, PetscInt numIds, const PetscInt ids[], PetscInt Ncc, const PetscInt comps[], PetscErrorCode (**funcs)  in src/dm/impls/forest/p4est/pforest.c
DMProjectFunctionLabelLocal_Plex(DM dm, PetscReal time, DMLabel label, PetscInt numIds, const PetscInt ids[], PetscInt Ncc, const PetscInt comps[], PetscErrorCode (**funcs) in src/dm/impls/plex/plexproject.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages