Actual source code: pythonmat.c
petsc-3.7.7 2017-09-25
1: #include <petsc/private/matimpl.h> /*I "petscmat.h" I*/
5: /*@C
6: MatPythonSetType - Initalize a Mat object implemented in Python.
8: Collective on Mat
10: Input Parameter:
11: + mat - the matrix (Mat) object.
12: - pyname - full dotted Python name [package].module[.{class|function}]
14: Options Database Key:
15: . -mat_python_type <pyname>
17: Level: intermediate
19: .keywords: Mat, Python
21: .seealso: MatCreate(), MatSetType(), MATPYTHON, PetscPythonInitialize()
22: @*/
23: PetscErrorCode MatPythonSetType(Mat mat,const char pyname[])
24: {
30: PetscTryMethod(mat,"MatPythonSetType_C",(Mat, const char[]),(mat,pyname));
31: return(0);
32: }
35: /*@C
36: MatPythonCreate - Create a Mat object implemented in Python.
38: Collective on Mat
40: Input Parameters:
41: + comm - MPI communicator
42: . m - number of local rows (or PETSC_DECIDE to have calculated if M is given)
43: . n - number of local columns (or PETSC_DECIDE to have calculated if N is given)
44: . M - number of global rows (or PETSC_DECIDE to have calculated if m is given)
45: . N - number of global columns (or PETSC_DECIDE to have calculated if n is given)
46: - pyname - full dotted Python name [package].module[.{class|function}]
48: Output Parameter:
49: . A - the matrix
51: Level: intermediate
53: .keywords: Mat, Python
55: .seealso: MATPYTHON, MatPythonSetType(), PetscPythonInitialize()
57: @*/
60: PetscErrorCode MatPythonCreate(MPI_Comm comm,PetscInt m,PetscInt n,PetscInt M,PetscInt N,const char pyname[],Mat *A)
61: {
67: MatCreate(comm,A);
68: MatSetSizes(*A,m,n,M,N);
69: MatSetType(*A,MATPYTHON);
70: MatPythonSetType(*A,pyname);
71: return(0);
72: }