Actual source code: aoreg.c


  2: #include <../src/vec/is/ao/aoimpl.h>

  4: PetscFunctionList AOList              = NULL;
  5: PetscBool         AORegisterAllCalled = PETSC_FALSE;

  7: /*@C
  8:   AOSetType - Builds an application ordering for a particular implementation.

 10:   Collective on AO

 12:   Input Parameters:
 13: + ao    - The AO object
 14: - method - The name of the AO type

 16:   Options Database Key:
 17: . -ao_type <type> - Sets the AO type; use -help for a list of available types

 19:   Notes:
 20:   See "petsc/include/petscao.h" for available AO types (for instance, AOBASIC and AOMEMORYSCALABLE).

 22:   Level: intermediate

 24: .seealso: AOGetType(), AOCreate()
 25: @*/
 26: PetscErrorCode  AOSetType(AO ao, AOType method)
 27: {
 28:   PetscErrorCode (*r)(AO);
 29:   PetscBool      match;

 32:   PetscObjectTypeCompare((PetscObject)ao, method, &match);
 33:   if (match) return 0;

 35:   AORegisterAll();
 36:   PetscFunctionListFind(AOList,method,&r);
 38:   if (ao->ops->destroy) {
 39:     (*ao->ops->destroy)(ao);
 40:     ao->ops->destroy = NULL;
 41:   }

 43:   (*r)(ao);
 44:   return 0;
 45: }

 47: /*@C
 48:   AOGetType - Gets the AO type name (as a string) from the AO.

 50:   Not Collective

 52:   Input Parameter:
 53: . ao  - The vector

 55:   Output Parameter:
 56: . type - The AO type name

 58:   Level: intermediate

 60: .seealso: AOSetType(), AOCreate()
 61: @*/
 62: PetscErrorCode  AOGetType(AO ao, AOType *type)
 63: {
 66:   AORegisterAll();
 67:   *type = ((PetscObject)ao)->type_name;
 68:   return 0;
 69: }

 71: /*--------------------------------------------------------------------------------------------------------------------*/

 73: /*@C
 74:   AORegister - Register  an application ordering method

 76:     Not Collective

 78:    Input Parameters:
 79: +   sname - the name of the AO scheme
 80: -   function - the create routine for the application ordering method

 82:   Level: advanced

 84: .seealso:   AOCreate(), AORegisterAll(), AOBASIC, AOADVANCED, AOMAPPING, AOMEMORYSCALABLE

 86: @*/
 87: PetscErrorCode  AORegister(const char sname[], PetscErrorCode (*function)(AO))
 88: {
 89:   AOInitializePackage();
 90:   PetscFunctionListAdd(&AOList,sname,function);
 91:   return 0;
 92: }