Actual source code: petscdmswarm.h

  1: #pragma once

  3: #include <petscdm.h>
  4: #include <petscdt.h>

  6: /* MANSEC = DM */
  7: /* SUBMANSEC = DMSwarm */

  9: typedef struct _p_DMSwarmDataField  *DMSwarmDataField;
 10: typedef struct _p_DMSwarmDataBucket *DMSwarmDataBucket;

 12: /*S
 13:     DMSwarmSort - PETSc object for sorting `DMSWARM` particles into `DM` cells

 15:     Level: intermediate

 17: .seealso: [](ch_dmbase), `DM`, `DMSwarmSortGetAccess()`, `DMSwarmSortCreate()`, `DMSwarmSortDestroy()`
 18: S*/
 19: typedef struct _p_DMSwarmSort *DMSwarmSort;
 20: PETSC_EXTERN PetscClassId      DMSWARMSORT_CLASSID;

 22: /*E
 23:    DMSwarmType - Defines the type of `DMSWARM`

 25:    Values:
 26: +  `DMSWARM_BASIC` - defines N entries of varied data-types which the user may register.
 27: -  `DMSWARM_PIC`   - suitable for particle-in-cell methods. Configured as `DMSWARM_PIC`, the swarm will be aware of, another `DM` which serves as the background mesh.

 29:    Fields specific to particle-in-cell methods are registered by default. These include spatial coordinates, a unique identifier, a cell index and an index for
 30:    the owning rank. The background mesh will (by default) define the spatial decomposition of the points defined in the swarm. `DMSWARM_PIC` provides support
 31:    for particle-in-cell operations such as defining initial point coordinates, communicating particles between sub-domains, projecting particle data fields on to the mesh.

 33:    Level: beginner

 35: .seealso: [](ch_dmbase), `DMSWARM`, `DMSwarmSetType()`
 36: E*/
 37: typedef enum {
 38:   DMSWARM_BASIC,
 39:   DMSWARM_PIC
 40: } DMSwarmType;
 41: PETSC_EXTERN const char *DMSwarmTypeNames[];

 43: typedef enum {
 44:   DMSWARM_MIGRATE_BASIC,
 45:   DMSWARM_MIGRATE_DMCELLNSCATTER,
 46:   DMSWARM_MIGRATE_DMCELLEXACT,
 47:   DMSWARM_MIGRATE_USER
 48: } DMSwarmMigrateType;
 49: PETSC_EXTERN const char *DMSwarmMigrateTypeNames[];

 51: typedef enum {
 52:   DMSWARM_COLLECT_BASIC,
 53:   DMSWARM_COLLECT_DMDABOUNDINGBOX,
 54:   DMSWARM_COLLECT_GENERAL,
 55:   DMSWARM_COLLECT_USER
 56: } DMSwarmCollectType;
 57: PETSC_EXTERN const char *DMSwarmCollectTypeNames[];

 59: typedef enum {
 60:   DMSWARM_REMAP_NONE    = 0,
 61:   DMSWARM_REMAP_PFAK    = 1,
 62:   DMSWARM_REMAP_COLELLA = 2
 63: } DMSwarmRemapType;
 64: PETSC_EXTERN const char *DMSwarmRemapTypeNames[];

 66: /*E
 67:    DMSwarmPICLayoutType - Defines the method used to define particle coordinates within each cell. The layouts are constructured using the reference cell geometry

 69:    Values:
 70: +  `DMSWARMPIC_LAYOUT_REGULAR`     - defines points on a regular ijk mesh. In this case
 71:                                      the `fill_param` argument of `DMSwarmInsertPointsUsingCellDM()` defines the number of points in each spatial direction.
 72: .  `DMSWARMPIC_LAYOUT_GAUSS`       - defines points using an npoint Gauss-Legendre tensor product quadrature rule. In this case
 73:                                      the `fill_param` argument of `DMSwarmInsertPointsUsingCellDM()` defines the number of quadrature points in each spatial direction.
 74: -  `DMSWARMPIC_LAYOUT_SUBDIVISION` - defines points on the centroid of a sub-divided reference cell. In this case
 75:                                      the `fill_param` argument of `DMSwarmInsertPointsUsingCellDM()` defines the number times the reference cell is sub-divided.

 77:    Level: beginner

 79: .seealso: [](ch_dmbase), `DMSWARM`, `DM`, `DMSwarmInsertPointsUsingCellDM()`
 80: E*/
 81: typedef enum {
 82:   DMSWARMPIC_LAYOUT_REGULAR,
 83:   DMSWARMPIC_LAYOUT_GAUSS,
 84:   DMSWARMPIC_LAYOUT_SUBDIVISION
 85: } DMSwarmPICLayoutType;

 87: /*S
 88:     DMSwarmCellDM - PETSc object for defining a background `DM` for the `DMSWARM` particles

 90:     Level: intermediate

 92: .seealso: [](ch_dmbase), `DM`, `DMSwarmAddCellDM()`, `DMSwarmCellDMCreate()`
 93: S*/
 94: typedef struct _p_DMSwarmCellDM *DMSwarmCellDM;
 95: PETSC_EXTERN PetscClassId        DMSWARMCELLDM_CLASSID;

 97: PETSC_EXTERN const char DMSwarmField_pid[];
 98: PETSC_EXTERN const char DMSwarmField_rank[];
 99: PETSC_EXTERN const char DMSwarmPICField_coor[];

101: PETSC_EXTERN PetscErrorCode DMSwarmCreateGlobalVectorFromField(DM, const char[], Vec *);
102: PETSC_EXTERN PetscErrorCode DMSwarmDestroyGlobalVectorFromField(DM, const char[], Vec *);
103: PETSC_EXTERN PetscErrorCode DMSwarmCreateLocalVectorFromField(DM, const char[], Vec *);
104: PETSC_EXTERN PetscErrorCode DMSwarmDestroyLocalVectorFromField(DM, const char[], Vec *);
105: PETSC_EXTERN PetscErrorCode DMSwarmCreateGlobalVectorFromFields(DM, PetscInt, const char *[], Vec *);
106: PETSC_EXTERN PetscErrorCode DMSwarmDestroyGlobalVectorFromFields(DM, PetscInt, const char *[], Vec *);
107: PETSC_EXTERN PetscErrorCode DMSwarmCreateLocalVectorFromFields(DM, PetscInt, const char *[], Vec *);
108: PETSC_EXTERN PetscErrorCode DMSwarmDestroyLocalVectorFromFields(DM, PetscInt, const char *[], Vec *);

110: PETSC_EXTERN PetscErrorCode DMSwarmInitializeFieldRegister(DM);
111: PETSC_EXTERN PetscErrorCode DMSwarmFinalizeFieldRegister(DM);
112: PETSC_EXTERN PetscErrorCode DMSwarmSetLocalSizes(DM, PetscInt, PetscInt);
113: PETSC_EXTERN PetscErrorCode DMSwarmRegisterPetscDatatypeField(DM, const char[], PetscInt, PetscDataType);
114: PETSC_EXTERN PetscErrorCode DMSwarmRegisterUserStructField(DM, const char[], size_t);
115: PETSC_EXTERN PetscErrorCode DMSwarmRegisterUserDatatypeField(DM, const char[], size_t, PetscInt);
116: PETSC_EXTERN PetscErrorCode DMSwarmGetField(DM, const char[], PetscInt *, PetscDataType *, void **);
117: PETSC_EXTERN PetscErrorCode DMSwarmRestoreField(DM, const char[], PetscInt *, PetscDataType *, void **);
118: PETSC_EXTERN PetscErrorCode DMSwarmGetFieldInfo(DM, const char[], PetscInt *, PetscDataType *);

120: PETSC_EXTERN PetscErrorCode DMSwarmVectorDefineField(DM, const char[]);
121: PETSC_EXTERN PetscErrorCode DMSwarmVectorDefineFields(DM, PetscInt, const char *[]);
122: PETSC_EXTERN PetscErrorCode DMSwarmVectorGetField(DM, PetscInt *, const char **[]);

124: PETSC_EXTERN PetscErrorCode DMSwarmAddPoint(DM);
125: PETSC_EXTERN PetscErrorCode DMSwarmAddNPoints(DM, PetscInt);
126: PETSC_EXTERN PetscErrorCode DMSwarmRemovePoint(DM);
127: PETSC_EXTERN PetscErrorCode DMSwarmRemovePointAtIndex(DM, PetscInt);
128: PETSC_EXTERN PetscErrorCode DMSwarmCopyPoint(DM, PetscInt, PetscInt);

130: PETSC_EXTERN PetscErrorCode DMSwarmGetLocalSize(DM, PetscInt *);
131: PETSC_EXTERN PetscErrorCode DMSwarmGetSize(DM, PetscInt *);
132: PETSC_EXTERN PetscErrorCode DMSwarmGetMigrateType(DM, DMSwarmMigrateType *);
133: PETSC_EXTERN PetscErrorCode DMSwarmSetMigrateType(DM, DMSwarmMigrateType);
134: PETSC_EXTERN PetscErrorCode DMSwarmMigrate(DM, PetscBool);

136: PETSC_EXTERN PetscErrorCode DMSwarmCollectViewCreate(DM);
137: PETSC_EXTERN PetscErrorCode DMSwarmCollectViewDestroy(DM);
138: PETSC_EXTERN PetscErrorCode DMSwarmSetCellDM(DM, DM);
139: PETSC_EXTERN PetscErrorCode DMSwarmGetCellDM(DM, DM *);
140: PETSC_EXTERN PetscErrorCode DMSwarmGetCellDMByName(DM, const char[], DMSwarmCellDM *);
141: PETSC_EXTERN PetscErrorCode DMSwarmGetCellDMNames(DM, PetscInt *, const char **[]);
142: PETSC_EXTERN PetscErrorCode DMSwarmSetCellDMActive(DM, const char[]);
143: PETSC_EXTERN PetscErrorCode DMSwarmGetCellDMActive(DM, DMSwarmCellDM *);
144: PETSC_EXTERN PetscErrorCode DMSwarmAddCellDM(DM, DMSwarmCellDM);

146: PETSC_EXTERN PetscErrorCode DMSwarmGetType(DM, DMSwarmType *);
147: PETSC_EXTERN PetscErrorCode DMSwarmSetType(DM, DMSwarmType);

149: PETSC_EXTERN PetscErrorCode DMSwarmSetPointsUniformCoordinates(DM, PetscReal *, PetscReal *, PetscInt *, InsertMode);
150: PETSC_EXTERN PetscErrorCode DMSwarmSetPointCoordinates(DM, PetscInt, PetscReal *, PetscBool, InsertMode);
151: PETSC_EXTERN PetscErrorCode DMSwarmInsertPointsUsingCellDM(DM, DMSwarmPICLayoutType, PetscInt);
152: PETSC_EXTERN PetscErrorCode DMSwarmSetPointCoordinatesCellwise(DM, PetscInt, PetscReal *);
153: PETSC_EXTERN PetscErrorCode DMSwarmSetPointCoordinatesRandom(DM, PetscInt);
154: PETSC_EXTERN PetscErrorCode DMSwarmViewFieldsXDMF(DM, const char *, PetscInt, const char **);
155: PETSC_EXTERN PetscErrorCode DMSwarmViewXDMF(DM, const char *);

157: PETSC_EXTERN PetscErrorCode DMSwarmSortDestroy(DMSwarmSort *);
158: PETSC_EXTERN PetscErrorCode DMSwarmSortView(DMSwarmSort, PetscViewer);
159: PETSC_EXTERN PetscErrorCode DMSwarmSortGetAccess(DM);
160: PETSC_EXTERN PetscErrorCode DMSwarmSortRestoreAccess(DM);
161: PETSC_EXTERN PetscErrorCode DMSwarmSortGetPointsPerCell(DM, PetscInt, PetscInt *, PetscInt **);
162: PETSC_EXTERN PetscErrorCode DMSwarmSortRestorePointsPerCell(DM, PetscInt, PetscInt *, PetscInt **);
163: PETSC_EXTERN PetscErrorCode DMSwarmSortGetNumberOfPointsPerCell(DM, PetscInt, PetscInt *);
164: PETSC_EXTERN PetscErrorCode DMSwarmSortGetIsValid(DM, PetscBool *);
165: PETSC_EXTERN PetscErrorCode DMSwarmSortGetSizes(DM, PetscInt *, PetscInt *);

167: PETSC_EXTERN PetscErrorCode DMSwarmCreateMassMatrixSquare(DM, DM, Mat *);

169: PETSC_EXTERN PetscErrorCode DMSwarmGetCellSwarm(DM, PetscInt, DM);
170: PETSC_EXTERN PetscErrorCode DMSwarmRestoreCellSwarm(DM, PetscInt, DM);
171: PETSC_EXTERN PetscErrorCode DMSwarmGetNumSpecies(DM, PetscInt *);
172: PETSC_EXTERN PetscErrorCode DMSwarmSetNumSpecies(DM, PetscInt);
173: PETSC_EXTERN PetscErrorCode DMSwarmGetCoordinateFunction(DM, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar[], void *));
174: PETSC_EXTERN PetscErrorCode DMSwarmSetCoordinateFunction(DM, PetscErrorCode (*)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar[], void *));
175: PETSC_EXTERN PetscErrorCode DMSwarmGetVelocityFunction(DM, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar[], void *));
176: PETSC_EXTERN PetscErrorCode DMSwarmSetVelocityFunction(DM, PetscErrorCode (*)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar[], void *));
177: PETSC_EXTERN PetscErrorCode DMSwarmComputeLocalSize(DM, PetscInt, PetscProbFn *);
178: PETSC_EXTERN PetscErrorCode DMSwarmComputeLocalSizeFromOptions(DM);
179: PETSC_EXTERN PetscErrorCode DMSwarmInitializeCoordinates(DM);
180: PETSC_EXTERN PetscErrorCode DMSwarmInitializeVelocities(DM, PetscProbFn *, const PetscReal[]);
181: PETSC_EXTERN PetscErrorCode DMSwarmInitializeVelocitiesFromOptions(DM, const PetscReal[]);

183: PETSC_EXTERN PetscErrorCode DMSwarmCreatePointPerCellCount(DM, PetscInt *, PetscInt **);

185: // Interface to internal storage
186: PETSC_EXTERN PetscErrorCode DMSwarmDataFieldGetEntries(const DMSwarmDataField, void **);
187: PETSC_EXTERN PetscErrorCode DMSwarmDataFieldRestoreEntries(const DMSwarmDataField, void **);
188: PETSC_EXTERN PetscErrorCode DMSwarmDataBucketGetDMSwarmDataFieldByName(DMSwarmDataBucket, const char[], DMSwarmDataField *);
189: PETSC_EXTERN PetscErrorCode DMSwarmDataBucketGetDMSwarmDataFieldIdByName(DMSwarmDataBucket, const char[], PetscInt *);
190: PETSC_EXTERN PetscErrorCode DMSwarmDataBucketQueryDMSwarmDataFieldByName(DMSwarmDataBucket, const char[], PetscBool *);

192: PETSC_EXTERN PetscErrorCode DMSwarmDuplicate(DM, DM *);
193: PETSC_EXTERN PetscErrorCode DMSwarmRemap(DM);
194: PETSC_EXTERN PetscErrorCode DMSwarmReplace(DM, DM *);

196: PETSC_EXTERN PetscErrorCode DMSwarmComputeMoments(DM, const char[], const char[], PetscReal[]);

198: PETSC_EXTERN PetscErrorCode DMSwarmCellDMCreate(DM, PetscInt, const char *[], PetscInt, const char *[], DMSwarmCellDM *);
199: PETSC_EXTERN PetscErrorCode DMSwarmCellDMDestroy(DMSwarmCellDM *);
200: PETSC_EXTERN PetscErrorCode DMSwarmCellDMView(DMSwarmCellDM, PetscViewer);
201: PETSC_EXTERN PetscErrorCode DMSwarmCellDMGetDM(DMSwarmCellDM, DM *);
202: PETSC_EXTERN PetscErrorCode DMSwarmCellDMGetFields(DMSwarmCellDM, PetscInt *, const char **[]);
203: PETSC_EXTERN PetscErrorCode DMSwarmCellDMGetCoordinateFields(DMSwarmCellDM, PetscInt *, const char **[]);
204: PETSC_EXTERN PetscErrorCode DMSwarmCellDMGetCellID(DMSwarmCellDM, const char *[]);
205: PETSC_EXTERN PetscErrorCode DMSwarmCellDMGetSort(DMSwarmCellDM, DMSwarmSort *);
206: PETSC_EXTERN PetscErrorCode DMSwarmCellDMSetSort(DMSwarmCellDM, DMSwarmSort);
207: PETSC_EXTERN PetscErrorCode DMSwarmCellDMGetBlockSize(DMSwarmCellDM, DM, PetscInt *);

209: PETSC_EXTERN PetscErrorCode DMSwarmPreallocateMassMatrix(DM, DM, Mat, PetscInt *, PetscInt *, PetscCtx);
210: PETSC_EXTERN PetscErrorCode DMSwarmFillMassMatrix(DM, DM, Mat, PetscInt, PetscInt, PetscBool, PetscInt, const PetscInt[], PetscReal *[], PetscCtx);