Actual source code: pythonmat.c

  1: #include <petsc/private/matimpl.h>

  3: /*@C
  4:    MatPythonSetType - Initialize a Mat object implemented in Python.

  6:    Collective on Mat

  8:    Input Parameters:
  9: +  mat - the matrix (Mat) object.
 10: -  pyname - full dotted Python name [package].module[.{class|function}]

 12:    Options Database Key:
 13: .  -mat_python_type <pyname> - python class

 15:    Level: intermediate

 17: .seealso: MatCreate(), MatSetType(), MATPYTHON, PetscPythonInitialize()
 18: @*/
 19: PetscErrorCode  MatPythonSetType(Mat mat,const char pyname[])
 20: {
 23:   PetscTryMethod(mat,"MatPythonSetType_C",(Mat, const char[]),(mat,pyname));
 24:   return 0;
 25: }

 27: /*@C
 28:    MatPythonCreate - Create a Mat object implemented in Python.

 30:    Collective on Mat

 32:    Input Parameters:
 33: +  comm - MPI communicator
 34: .  m - number of local rows (or PETSC_DECIDE to have calculated if M is given)
 35: .  n - number of local columns (or PETSC_DECIDE to have calculated if N is given)
 36: .  M - number of global rows (or PETSC_DECIDE to have calculated if m is given)
 37: .  N - number of global columns (or PETSC_DECIDE to have calculated if n is given)
 38: -  pyname - full dotted Python name [package].module[.{class|function}]

 40:    Output Parameter:
 41: .  A - the matrix

 43:    Level: intermediate

 45: .seealso: MATPYTHON, MatPythonSetType(), PetscPythonInitialize()

 47: @*/
 48: PetscErrorCode  MatPythonCreate(MPI_Comm comm,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const char pyname[],Mat *A)
 49: {
 52:   MatCreate(comm,A);
 53:   MatSetSizes(*A,m,n,M,N);
 54:   MatSetType(*A,MATPYTHON);
 55:   MatPythonSetType(*A,pyname);
 56:   return 0;
 57: }