1 2 #include <../src/vec/is/ao/aoimpl.h> /*I "petscao.h" I*/ 3 4 PetscFunctionList AOList = NULL; 5 PetscBool AORegisterAllCalled = PETSC_FALSE; 6 7 #undef __FUNCT__ 8 #define __FUNCT__ "AOSetType" 9 /*@C 10 AOSetType - Builds an application ordering for a particular implementation. 11 12 Collective on AO 13 14 Input Parameters: 15 + ao - The AO object 16 - method - The name of the AO type 17 18 Options Database Key: 19 . -ao_type <type> - Sets the AO type; use -help for a list of available types 20 21 Notes: 22 See "petsc/include/petscao.h" for available AO types (for instance, AOBASIC and AOMEMORYSCALABLE). 23 24 Level: intermediate 25 26 .keywords: ao, set, type 27 .seealso: AOGetType(), AOCreate() 28 @*/ 29 PetscErrorCode AOSetType(AO ao, AOType method) 30 { 31 PetscErrorCode (*r)(AO); 32 PetscBool match; 33 PetscErrorCode ierr; 34 35 PetscFunctionBegin; 36 PetscValidHeaderSpecific(ao, AO_CLASSID,1); 37 ierr = PetscObjectTypeCompare((PetscObject)ao, method, &match);CHKERRQ(ierr); 38 if (match) PetscFunctionReturn(0); 39 40 if (!AORegisterAllCalled) {ierr = AORegisterAll();CHKERRQ(ierr);} 41 ierr = PetscFunctionListFind(AOList,method,&r);CHKERRQ(ierr); 42 if (!r) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_UNKNOWN_TYPE, "Unknown AO type: %s", method); 43 if (ao->ops->destroy) { 44 ierr = (*ao->ops->destroy)(ao);CHKERRQ(ierr); 45 ao->ops->destroy = NULL; 46 } 47 48 ierr = (*r)(ao);CHKERRQ(ierr); 49 PetscFunctionReturn(0); 50 } 51 52 #undef __FUNCT__ 53 #define __FUNCT__ "AOGetType" 54 /*@C 55 AOGetType - Gets the AO type name (as a string) from the AO. 56 57 Not Collective 58 59 Input Parameter: 60 . ao - The vector 61 62 Output Parameter: 63 . type - The AO type name 64 65 Level: intermediate 66 67 .keywords: ao, get, type, name 68 .seealso: AOSetType(), AOCreate() 69 @*/ 70 PetscErrorCode AOGetType(AO ao, AOType *type) 71 { 72 PetscErrorCode ierr; 73 74 PetscFunctionBegin; 75 PetscValidHeaderSpecific(ao, AO_CLASSID,1); 76 PetscValidPointer(type,2); 77 if (!AORegisterAllCalled) { 78 ierr = AORegisterAll();CHKERRQ(ierr); 79 } 80 *type = ((PetscObject)ao)->type_name; 81 PetscFunctionReturn(0); 82 } 83 84 85 /*--------------------------------------------------------------------------------------------------------------------*/ 86 87 #undef __FUNCT__ 88 #define __FUNCT__ "AORegister" 89 /*@C 90 AORegister - 91 92 Level: advanced 93 @*/ 94 PetscErrorCode AORegister(const char sname[], PetscErrorCode (*function)(AO)) 95 { 96 PetscErrorCode ierr; 97 98 PetscFunctionBegin; 99 ierr = PetscFunctionListAdd(&AOList,sname,function);CHKERRQ(ierr); 100 PetscFunctionReturn(0); 101 } 102 103 104