petsc-3.7.3 2016-08-01
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ISGetIndicesF90

 Accesses the elements of an index set from Fortran90. The users should call ISRestoreIndicesF90() after having looked at the indices. The user should NOT change the indices.

Synopsis

ISGetIndicesF90(IS x,{integer, pointer :: xx_v(:)},integer ierr)
Not collective

Input Parameter

x -index set

Output Parameters

xx_v - the Fortran90 pointer to the array
ierr - error code

Example of Usage

    PetscScalar, pointer xx_v(:)
    ....
    call ISGetIndicesF90(x,xx_v,ierr)
    a = xx_v(3)
    call ISRestoreIndicesF90(x,xx_v,ierr)

Notes

Not yet supported for all F90 compilers.

See Also

ISRestoreIndicesF90(), ISGetIndices(), ISRestoreIndices()

Level:intermediate
Location:src/vec/is/is/interface/index.c
Index of all IS routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/vec/is/is/examples/tutorials/ex1f90.F.html
src/vec/is/is/examples/tutorials/ex3f90.F.html