PETSc version 3.15.5
MatDenseGetArrayF90
Accesses a matrix array from Fortran90. 
Synopsis
MatDenseGetArrayF90(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 MatDenseGetArrayF90(x,xx_v,ierr)
      a = xx_v(3)
      call MatDenseRestoreArrayF90(x,xx_v,ierr)
See Also
  MatDenseRestoreArrayF90(), MatDenseGetArray(), MatDenseRestoreArray(), MatSeqAIJGetArrayF90()
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