Actual source code: petscdmda.h

  1: #pragma once

  3: #include <petscdm.h>
  4: #include <petscdmdatypes.h>
  5: #include <petscpf.h>
  6: #include <petscao.h>
  7: #include <petscfe.h>

  9: /* MANSEC = DM */
 10: /* SUBMANSEC = DMDA */

 12: /*MC
 13:      DMDA_STENCIL_STAR - "Star"-type stencil. In logical grid coordinates, only (i,j,k), (i+s,j,k), (i,j+s,k),
 14:                          (i,j,k+s) are in the stencil  NOT, for example, (i+s,j+s,k)

 16:      Level: beginner

 18:      Note:
 19:      Determines what ghost point values are brought over to each process in `DMGlobalToLocalBegin()`/ `DMGlobalToLocalEnd()`; in this case the "corner" values are not
 20:      brought over and hence should not be accessed locally

 22: .seealso: [](ch_dmbase), `DMDA`, `DMDA_STENCIL_BOX`, `DMDAStencilType`, `DMDASetStencilType()`
 23: M*/

 25: /*MC
 26:      DMDA_STENCIL_BOX - "Box"-type stencil. In logical grid coordinates, any of (i,j,k), (i+s,j+r,k+t) may
 27:                         be in the stencil.

 29:      Level: beginner

 31:      Note:
 32:      Determines what ghost point values are brought over to each process in `DMGlobalToLocalBegin()`/ `DMGlobalToLocalEnd()`

 34: .seealso: [](ch_dmbase), `DMDA`, `DMDA_STENCIL_STAR`, `DMDAStencilType`, `DMDASetStencilType()`
 35: M*/

 37: PETSC_EXTERN PetscErrorCode DMDASetInterpolationType(DM, DMDAInterpolationType);
 38: PETSC_EXTERN PetscErrorCode DMDAGetInterpolationType(DM, DMDAInterpolationType *);
 39: PETSC_EXTERN PetscErrorCode DMDACreateAggregates(DM, DM, Mat *);

 41: /* FEM */
 42: PETSC_EXTERN PetscErrorCode DMDASetElementType(DM, DMDAElementType);
 43: PETSC_EXTERN PetscErrorCode DMDAGetElementType(DM, DMDAElementType *);
 44: PETSC_EXTERN PetscErrorCode DMDAGetElements(DM, PetscInt *, PetscInt *, const PetscInt *[]);
 45: PETSC_EXTERN PetscErrorCode DMDARestoreElements(DM, PetscInt *, PetscInt *, const PetscInt *[]);
 46: PETSC_EXTERN PetscErrorCode DMDAGetElementsSizes(DM, PetscInt *, PetscInt *, PetscInt *);
 47: PETSC_EXTERN PetscErrorCode DMDAGetElementsCorners(DM, PetscInt *, PetscInt *, PetscInt *);
 48: PETSC_EXTERN PetscErrorCode DMDAGetSubdomainCornersIS(DM, IS *);
 49: PETSC_EXTERN PetscErrorCode DMDARestoreSubdomainCornersIS(DM, IS *);

 51: PETSC_EXTERN PetscErrorCode DMDACreate(MPI_Comm, DM *);
 52: PETSC_EXTERN PetscErrorCode DMDASetSizes(DM, PetscInt, PetscInt, PetscInt);
 53: PETSC_EXTERN PetscErrorCode DMDACreate1d(MPI_Comm, DMBoundaryType, PetscInt, PetscInt, PetscInt, const PetscInt[], DM *);
 54: PETSC_EXTERN PetscErrorCode DMDACreate2d(MPI_Comm, DMBoundaryType, DMBoundaryType, DMDAStencilType, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], const PetscInt[], DM *);
 55: PETSC_EXTERN PetscErrorCode DMDACreate3d(MPI_Comm, DMBoundaryType, DMBoundaryType, DMBoundaryType, DMDAStencilType, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], const PetscInt[], const PetscInt[], DM *);

 57: PETSC_EXTERN PetscErrorCode DMDAGlobalToNaturalBegin(DM, Vec, InsertMode, Vec);
 58: PETSC_EXTERN PetscErrorCode DMDAGlobalToNaturalEnd(DM, Vec, InsertMode, Vec);
 59: PETSC_EXTERN PetscErrorCode DMDANaturalToGlobalBegin(DM, Vec, InsertMode, Vec);
 60: PETSC_EXTERN PetscErrorCode DMDANaturalToGlobalEnd(DM, Vec, InsertMode, Vec);
 61: PETSC_DEPRECATED_FUNCTION(3, 5, 0, "DMLocalToLocalBegin()", ) static inline PetscErrorCode DMDALocalToLocalBegin(DM dm, Vec g, InsertMode mode, Vec l)
 62: {
 63:   return DMLocalToLocalBegin(dm, g, mode, l);
 64: }
 65: PETSC_DEPRECATED_FUNCTION(3, 5, 0, "DMLocalToLocalEnd()", ) static inline PetscErrorCode DMDALocalToLocalEnd(DM dm, Vec g, InsertMode mode, Vec l)
 66: {
 67:   return DMLocalToLocalEnd(dm, g, mode, l);
 68: }
 69: PETSC_EXTERN PetscErrorCode DMDACreateNaturalVector(DM, Vec *);

 71: PETSC_EXTERN PetscErrorCode DMDAGetCorners(DM, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *);
 72: PETSC_EXTERN PetscErrorCode DMDAGetGhostCorners(DM, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *);
 73: PETSC_EXTERN PetscErrorCode DMDAGetInfo(DM, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *, DMBoundaryType *, DMBoundaryType *, DMBoundaryType *, DMDAStencilType *);
 74: PETSC_EXTERN PetscErrorCode DMDAGetProcessorSubset(DM, DMDirection, PetscInt, MPI_Comm *);
 75: PETSC_EXTERN PetscErrorCode DMDAGetProcessorSubsets(DM, DMDirection, MPI_Comm *);
 76: PETSC_EXTERN PetscErrorCode DMDAGetRay(DM, DMDirection, PetscInt, Vec *, VecScatter *);

 78: PETSC_EXTERN PetscErrorCode DMDAGlobalToNaturalAllCreate(DM, VecScatter *);
 79: PETSC_EXTERN PetscErrorCode DMDANaturalAllToGlobalCreate(DM, VecScatter *);

 81: PETSC_EXTERN PetscErrorCode DMDAGetScatter(DM, VecScatter *, VecScatter *);
 82: PETSC_EXTERN PetscErrorCode DMDAGetNeighbors(DM, const PetscMPIInt *[]);

 84: PETSC_EXTERN PetscErrorCode DMDASetAOType(DM, AOType);
 85: PETSC_EXTERN PetscErrorCode DMDAGetAO(DM, AO *);
 86: PETSC_EXTERN PetscErrorCode DMDASetUniformCoordinates(DM, PetscReal, PetscReal, PetscReal, PetscReal, PetscReal, PetscReal);
 87: PETSC_EXTERN PetscErrorCode DMDASetGLLCoordinates(DM, PetscInt, PetscReal *);
 88: PETSC_EXTERN PetscErrorCode DMDAGetCoordinateArray(DM, void *);
 89: PETSC_EXTERN PetscErrorCode DMDARestoreCoordinateArray(DM, void *);
 90: PETSC_EXTERN PetscErrorCode DMDAGetLogicalCoordinate(DM, PetscScalar, PetscScalar, PetscScalar, PetscInt *, PetscInt *, PetscInt *, PetscScalar *, PetscScalar *, PetscScalar *);
 91: /* function to wrap coordinates around boundary */
 92: PETSC_EXTERN PetscErrorCode DMDAMapCoordsToPeriodicDomain(DM, PetscScalar *, PetscScalar *);

 94: PETSC_EXTERN PetscErrorCode DMDACreateCompatibleDMDA(DM, PetscInt, DM *);
 95: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION(3, 10, 0, "DMDACreateCompatibleDMDA()", ) PetscErrorCode DMDAGetReducedDMDA(DM, PetscInt, DM *);

 97: PETSC_EXTERN PetscErrorCode DMDASetFieldName(DM, PetscInt, const char[]);
 98: PETSC_EXTERN PetscErrorCode DMDAGetFieldName(DM, PetscInt, const char *[]);
 99: PETSC_EXTERN PetscErrorCode DMDASetFieldNames(DM, const char *const *);
100: PETSC_EXTERN PetscErrorCode DMDAGetFieldNames(DM, const char *const **);
101: PETSC_EXTERN PetscErrorCode DMDASetCoordinateName(DM, PetscInt, const char[]);
102: PETSC_EXTERN PetscErrorCode DMDAGetCoordinateName(DM, PetscInt, const char *[]);

104: PETSC_EXTERN PetscErrorCode DMDASetBoundaryType(DM, DMBoundaryType, DMBoundaryType, DMBoundaryType);
105: PETSC_EXTERN PetscErrorCode DMDAGetBoundaryType(DM, DMBoundaryType *, DMBoundaryType *, DMBoundaryType *);
106: PETSC_EXTERN PetscErrorCode DMDASetDof(DM, PetscInt);
107: PETSC_EXTERN PetscErrorCode DMDAGetDof(DM, PetscInt *);
108: PETSC_EXTERN PetscErrorCode DMDASetOverlap(DM, PetscInt, PetscInt, PetscInt);
109: PETSC_EXTERN PetscErrorCode DMDAGetOverlap(DM, PetscInt *, PetscInt *, PetscInt *);
110: PETSC_EXTERN PetscErrorCode DMDASetNumLocalSubDomains(DM, PetscInt);
111: PETSC_EXTERN PetscErrorCode DMDAGetNumLocalSubDomains(DM, PetscInt *);
112: PETSC_EXTERN PetscErrorCode DMDAGetOffset(DM, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *);
113: PETSC_EXTERN PetscErrorCode DMDASetOffset(DM, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt);
114: PETSC_EXTERN PetscErrorCode DMDAGetNonOverlappingRegion(DM, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *);
115: PETSC_EXTERN PetscErrorCode DMDASetNonOverlappingRegion(DM, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt);
116: PETSC_EXTERN PetscErrorCode DMDASetStencilWidth(DM, PetscInt);
117: PETSC_EXTERN PetscErrorCode DMDAGetStencilWidth(DM, PetscInt *);
118: PETSC_EXTERN PetscErrorCode DMDAMapMatStencilToGlobal(DM, PetscInt, const MatStencil[], PetscInt[]);
119: PETSC_EXTERN PetscErrorCode DMDASetOwnershipRanges(DM, const PetscInt[], const PetscInt[], const PetscInt[]);
120: PETSC_EXTERN PetscErrorCode DMDAGetOwnershipRanges(DM, const PetscInt *[], const PetscInt *[], const PetscInt *[]);
121: PETSC_EXTERN PetscErrorCode DMDASetNumProcs(DM, PetscInt, PetscInt, PetscInt);
122: PETSC_EXTERN PetscErrorCode DMDASetStencilType(DM, DMDAStencilType);
123: PETSC_EXTERN PetscErrorCode DMDAGetStencilType(DM, DMDAStencilType *);

125: PETSC_EXTERN PetscErrorCode DMDAVecGetArray(DM, Vec, void *);
126: PETSC_EXTERN PetscErrorCode DMDAVecRestoreArray(DM, Vec, void *);
127: PETSC_EXTERN PetscErrorCode DMDAVecGetArrayWrite(DM, Vec, void *);
128: PETSC_EXTERN PetscErrorCode DMDAVecRestoreArrayWrite(DM, Vec, void *);

130: PETSC_EXTERN PetscErrorCode DMDAVecGetArrayDOF(DM, Vec, void *);
131: PETSC_EXTERN PetscErrorCode DMDAVecRestoreArrayDOF(DM, Vec, void *);

133: PETSC_EXTERN PetscErrorCode DMDAVecGetArrayRead(DM, Vec, void *);
134: PETSC_EXTERN PetscErrorCode DMDAVecRestoreArrayRead(DM, Vec, void *);

136: PETSC_EXTERN PetscErrorCode DMDAVecGetArrayDOFRead(DM, Vec, void *);
137: PETSC_EXTERN PetscErrorCode DMDAVecRestoreArrayDOFRead(DM, Vec, void *);

139: PETSC_EXTERN PetscErrorCode DMDAVecGetArrayDOFWrite(DM, Vec, void *);
140: PETSC_EXTERN PetscErrorCode DMDAVecRestoreArrayDOFWrite(DM, Vec, void *);

142: PETSC_EXTERN PetscErrorCode DMDACreatePatchIS(DM, MatStencil *, MatStencil *, IS *, PetscBool);

144: /*MC
145:       DMDACoor2d - Structure for holding 2d (x and y) coordinates when working with `DMDA`

147:     Synopsis:
148: .vb
149:       DMDACoor2d **coors;
150:       Vec      vcoors;
151:       DM       cda;
152:       DMGetCoordinates(da,&vcoors);
153:       DMGetCoordinateDM(da,&cda);
154:       DMDAVecGetArray(cda,vcoors,&coors);
155:       DMDAGetCorners(cda,&mstart,&nstart,0,&m,&n,0)
156:       for (i=mstart; i<mstart+m; i++) {
157:         for (j=nstart; j<nstart+n; j++) {
158:           x = coors[j][i].x;
159:           y = coors[j][i].y;
160:           ......
161:         }
162:       }
163:       DMDAVecRestoreArray(dac,vcoors,&coors);
164: .ve

166:     Level: intermediate

168: .seealso: [](ch_dmbase), `DMDA`, `DMDACoor3d`, `DMDAVecRestoreArray()`, `DMDAVecGetArray()`, `DMGetCoordinateDM()`, `DMGetCoordinates()`
169: M*/
170: typedef struct {
171:   PetscScalar x, y;
172: } DMDACoor2d;

174: /*MC
175:       DMDACoor3d - Structure for holding 3d (x, y and z) coordinates  coordinates when working with `DMDA`

177:     Synopsis:
178: .vb
179:       DMDACoor3d ***coors;
180:       Vec      vcoors;
181:       DM       cda;
182:       DMGetCoordinates(da,&vcoors);
183:       DMGetCoordinateDM(da,&cda);
184:       DMDAVecGetArray(cda,vcoors,&coors);
185:       DMDAGetCorners(cda,&mstart,&nstart,&pstart,&m,&n,&p)
186:       for (i=mstart; i<mstart+m; i++) {
187:         for (j=nstart; j<nstart+n; j++) {
188:           for (k=pstart; k<pstart+p; k++) {
189:             x = coors[k][j][i].x;
190:             y = coors[k][j][i].y;
191:             z = coors[k][j][i].z;
192:           ......
193:         }
194:       }
195:       DMDAVecRestoreArray(dac,vcoors,&coors);
196: .ve

198:     Level: intermediate

200: .seealso: [](ch_dmbase), `DMDA`, `DMDACoor2d`, `DMDAVecRestoreArray()`, `DMDAVecGetArray()`, `DMGetCoordinateDM()`, `DMGetCoordinates()`
201: M*/
202: typedef struct {
203:   PetscScalar x, y, z;
204: } DMDACoor3d;

206: PETSC_EXTERN PetscErrorCode DMDAGetLocalInfo(DM, DMDALocalInfo *);

208: PETSC_EXTERN PetscErrorCode DMDASetGetMatrix(DM, PetscErrorCode (*)(DM, Mat *));
209: PETSC_EXTERN PetscErrorCode DMDASetBlockFills(DM, const PetscInt *, const PetscInt *);
210: PETSC_EXTERN PetscErrorCode DMDASetBlockFillsSparse(DM, const PetscInt *, const PetscInt *);
211: PETSC_EXTERN PetscErrorCode DMDASetRefinementFactor(DM, PetscInt, PetscInt, PetscInt);
212: PETSC_EXTERN PetscErrorCode DMDAGetRefinementFactor(DM, PetscInt *, PetscInt *, PetscInt *);

214: PETSC_EXTERN PetscErrorCode DMDAGetArray(DM, PetscBool, void *);
215: PETSC_EXTERN PetscErrorCode DMDARestoreArray(DM, PetscBool, void *);

217: PETSC_EXTERN PetscErrorCode DMDACreatePF(DM, PF *);

219: /* Emulation of DMPlex */
220: PETSC_EXTERN PetscErrorCode DMDAGetNumCells(DM, PetscInt *, PetscInt *, PetscInt *, PetscInt *);
221: PETSC_EXTERN PetscErrorCode DMDAGetCellPoint(DM, PetscInt, PetscInt, PetscInt, PetscInt *);
222: PETSC_EXTERN PetscErrorCode DMDAGetNumVertices(DM, PetscInt *, PetscInt *, PetscInt *, PetscInt *);
223: PETSC_EXTERN PetscErrorCode DMDAGetNumFaces(DM, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt *);
224: PETSC_EXTERN PetscErrorCode DMDAGetHeightStratum(DM, PetscInt, PetscInt *, PetscInt *);
225: PETSC_EXTERN PetscErrorCode DMDAGetDepthStratum(DM, PetscInt, PetscInt *, PetscInt *);
226: PETSC_EXTERN PetscErrorCode DMDAConvertToCell(DM, MatStencil, PetscInt *);
227: PETSC_EXTERN PetscErrorCode DMDASetVertexCoordinates(DM, PetscReal, PetscReal, PetscReal, PetscReal, PetscReal, PetscReal);
228: PETSC_EXTERN PetscErrorCode DMDASetPreallocationCenterDimension(DM, PetscInt);
229: PETSC_EXTERN PetscErrorCode DMDAGetPreallocationCenterDimension(DM, PetscInt *);

231: PETSC_EXTERN PetscErrorCode DMDAVTKWriteAll(PetscObject, PetscViewer);