1 /* 2 Objects to manage the interactions between the mesh data structures and the algebraic objects 3 */ 4 #if !defined(__PETSCDM_H) 5 #define __PETSCDM_H 6 #include "petscmat.h" 7 PETSC_EXTERN_CXX_BEGIN 8 9 extern PetscErrorCode DMInitializePackage(const char[]); 10 /*S 11 DM - Abstract PETSc object that manages an abstract grid object 12 13 Level: intermediate 14 15 Concepts: grids, grid refinement 16 17 Notes: The DMDACreate() based object and the DMCompositeCreate() based object are examples of DMs 18 19 Though the DM objects require the petscsnes.h include files the DM library is 20 NOT dependent on the SNES or KSP library. In fact, the KSP and SNES libraries depend on 21 DM. (This is not great design, but not trivial to fix). 22 23 .seealso: DMCompositeCreate(), DMDACreate() 24 S*/ 25 typedef struct _p_DM* DM; 26 27 extern PetscClassId DM_CLASSID; 28 29 /*J 30 DMType - String with the name of a PETSc DM or the creation function 31 with an optional dynamic library name, for example 32 http://www.mcs.anl.gov/petsc/lib.a:myveccreate() 33 34 Level: beginner 35 36 .seealso: DMSetType(), DM 37 J*/ 38 #define DMType char* 39 #define DMDA "da" 40 #define DMADDA "adda" 41 #define DMCOMPOSITE "composite" 42 #define DMSLICED "sliced" 43 #define DMMESH "mesh" 44 #define DMCOMPLEX "complex" 45 #define DMCARTESIAN "cartesian" 46 #define DMIGA "iga" 47 #define DMREDUNDANT "redundant" 48 49 extern PetscFList DMList; 50 extern PetscBool DMRegisterAllCalled; 51 extern PetscErrorCode DMCreate(MPI_Comm,DM*); 52 extern PetscErrorCode DMSetType(DM, const DMType); 53 extern PetscErrorCode DMGetType(DM, const DMType *); 54 extern PetscErrorCode DMRegister(const char[],const char[],const char[],PetscErrorCode (*)(DM)); 55 extern PetscErrorCode DMRegisterAll(const char []); 56 extern PetscErrorCode DMRegisterDestroy(void); 57 58 59 /*MC 60 DMRegisterDynamic - Adds a new DM component implementation 61 62 Synopsis: 63 PetscErrorCode DMRegisterDynamic(const char *name,const char *path,const char *func_name, PetscErrorCode (*create_func)(DM)) 64 65 Not Collective 66 67 Input Parameters: 68 + name - The name of a new user-defined creation routine 69 . path - The path (either absolute or relative) of the library containing this routine 70 . func_name - The name of routine to create method context 71 - create_func - The creation routine itself 72 73 Notes: 74 DMRegisterDynamic() may be called multiple times to add several user-defined DMs 75 76 If dynamic libraries are used, then the fourth input argument (routine_create) is ignored. 77 78 Sample usage: 79 .vb 80 DMRegisterDynamic("my_da","/home/username/my_lib/lib/libO/solaris/libmy.a", "MyDMCreate", MyDMCreate); 81 .ve 82 83 Then, your DM type can be chosen with the procedural interface via 84 .vb 85 DMCreate(MPI_Comm, DM *); 86 DMSetType(DM,"my_da_name"); 87 .ve 88 or at runtime via the option 89 .vb 90 -da_type my_da_name 91 .ve 92 93 Notes: $PETSC_ARCH occuring in pathname will be replaced with appropriate values. 94 If your function is not being put into a shared library then use DMRegister() instead 95 96 Level: advanced 97 98 .keywords: DM, register 99 .seealso: DMRegisterAll(), DMRegisterDestroy(), DMRegister() 100 M*/ 101 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 102 #define DMRegisterDynamic(a,b,c,d) DMRegister(a,b,c,0) 103 #else 104 #define DMRegisterDynamic(a,b,c,d) DMRegister(a,b,c,d) 105 #endif 106 107 extern PetscErrorCode DMView(DM,PetscViewer); 108 extern PetscErrorCode DMLoad(DM,PetscViewer); 109 extern PetscErrorCode DMDestroy(DM*); 110 extern PetscErrorCode DMCreateGlobalVector(DM,Vec*); 111 extern PetscErrorCode DMCreateLocalVector(DM,Vec*); 112 extern PetscErrorCode DMGetLocalVector(DM,Vec *); 113 extern PetscErrorCode DMRestoreLocalVector(DM,Vec *); 114 extern PetscErrorCode DMGetGlobalVector(DM,Vec *); 115 extern PetscErrorCode DMRestoreGlobalVector(DM,Vec *); 116 extern PetscErrorCode DMClearGlobalVectors(DM); 117 extern PetscErrorCode DMGetLocalToGlobalMapping(DM,ISLocalToGlobalMapping*); 118 extern PetscErrorCode DMGetLocalToGlobalMappingBlock(DM,ISLocalToGlobalMapping*); 119 extern PetscErrorCode DMGetBlockSize(DM,PetscInt*); 120 extern PetscErrorCode DMCreateColoring(DM,ISColoringType,const MatType,ISColoring*); 121 extern PetscErrorCode DMCreateMatrix(DM,const MatType,Mat*); 122 extern PetscErrorCode DMSetMatrixPreallocateOnly(DM,PetscBool); 123 extern PetscErrorCode DMCreateInterpolation(DM,DM,Mat*,Vec*); 124 extern PetscErrorCode DMCreateInjection(DM,DM,VecScatter*); 125 extern PetscErrorCode DMGetWorkArray(DM,PetscInt,PetscScalar**); 126 extern PetscErrorCode DMRefine(DM,MPI_Comm,DM*); 127 extern PetscErrorCode DMCoarsen(DM,MPI_Comm,DM*); 128 extern PetscErrorCode DMRefineHierarchy(DM,PetscInt,DM[]); 129 extern PetscErrorCode DMCoarsenHierarchy(DM,PetscInt,DM[]); 130 extern PetscErrorCode DMSetFromOptions(DM); 131 extern PetscErrorCode DMSetUp(DM); 132 extern PetscErrorCode DMCreateInterpolationScale(DM,DM,Mat,Vec*); 133 extern PetscErrorCode DMCreateAggregates(DM,DM,Mat*); 134 extern PetscErrorCode DMGlobalToLocalBegin(DM,Vec,InsertMode,Vec); 135 extern PetscErrorCode DMGlobalToLocalEnd(DM,Vec,InsertMode,Vec); 136 extern PetscErrorCode DMLocalToGlobalBegin(DM,Vec,InsertMode,Vec); 137 extern PetscErrorCode DMLocalToGlobalEnd(DM,Vec,InsertMode,Vec); 138 extern PetscErrorCode DMConvert(DM,const DMType,DM*); 139 140 extern PetscErrorCode DMSetOptionsPrefix(DM,const char []); 141 extern PetscErrorCode DMSetVecType(DM,const VecType); 142 extern PetscErrorCode DMSetApplicationContext(DM,void*); 143 extern PetscErrorCode DMSetApplicationContextDestroy(DM,PetscErrorCode (*)(void**)); 144 extern PetscErrorCode DMGetApplicationContext(DM,void*); 145 extern PetscErrorCode DMSetInitialGuess(DM,PetscErrorCode (*)(DM,Vec)); 146 extern PetscErrorCode DMSetFunction(DM,PetscErrorCode (*)(DM,Vec,Vec)); 147 extern PetscErrorCode DMSetJacobian(DM,PetscErrorCode (*)(DM,Vec,Mat,Mat,MatStructure *)); 148 extern PetscErrorCode DMHasInitialGuess(DM,PetscBool *); 149 extern PetscErrorCode DMHasFunction(DM,PetscBool *); 150 extern PetscErrorCode DMHasJacobian(DM,PetscBool *); 151 extern PetscErrorCode DMComputeInitialGuess(DM,Vec); 152 extern PetscErrorCode DMComputeFunction(DM,Vec,Vec); 153 extern PetscErrorCode DMComputeJacobian(DM,Vec,Mat,Mat,MatStructure *); 154 extern PetscErrorCode DMComputeJacobianDefault(DM,Vec,Mat,Mat,MatStructure *); 155 156 extern PetscErrorCode DMGetRefineLevel(DM,PetscInt*); 157 extern PetscErrorCode DMGetCoarsenLevel(DM,PetscInt*); 158 extern PetscErrorCode DMFinalizePackage(void); 159 160 typedef struct NLF_DAAD* NLF; 161 162 #include "petscbag.h" 163 164 extern PetscErrorCode PetscViewerBinaryMatlabOpen(MPI_Comm, const char [], PetscViewer*); 165 extern PetscErrorCode PetscViewerBinaryMatlabDestroy(PetscViewer*); 166 extern PetscErrorCode PetscViewerBinaryMatlabOutputBag(PetscViewer, const char [], PetscBag); 167 extern PetscErrorCode PetscViewerBinaryMatlabOutputVec(PetscViewer, const char [], Vec); 168 extern PetscErrorCode PetscViewerBinaryMatlabOutputVecDA(PetscViewer, const char [], Vec, DM); 169 170 #define DM_FILE_CLASSID 1211221 171 PETSC_EXTERN_CXX_END 172 #endif 173