PETSc version 3.15.5
MatSeqAIJGetArrayF90
Accesses a matrix array from Fortran90. 
Synopsis
MatSeqAIJGetArrayF90(Mat x,{Scalar, pointer :: xx_v(:)},integer ierr)
Not collective
Input Parameter
Output Parameters
|  | xx_v | - the Fortran90 pointer to the array | 
|  | ierr | - error code | 
Example of Usage
      PetscScalar, pointer xx_v(:)
      ....
      call MatSeqAIJGetArrayF90(x,xx_v,ierr)
      a = xx_v(3)
      call MatSeqAIJRestoreArrayF90(x,xx_v,ierr)
See Also
  MatSeqAIJRestoreArrayF90(), MatSeqAIJGetArray(), MatSeqAIJRestoreArray(), MatDenseGetArrayF90()
Level
advanced
Location
src/mat/interface/matrix.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages