Actual source code: dmpleximpl.h
petsc-master 2019-08-18
1: #if !defined(_PLEXIMPL_H)
2: #define _PLEXIMPL_H
4: #include <petscmat.h>
5: #include <petscdmplex.h>
6: #include <petscbt.h>
7: #include <petscsf.h>
8: #include <petsc/private/dmimpl.h>
10: PETSC_EXTERN PetscLogEvent DMPLEX_Interpolate;
11: PETSC_EXTERN PetscLogEvent DMPLEX_Partition;
12: PETSC_EXTERN PetscLogEvent DMPLEX_PartSelf;
13: PETSC_EXTERN PetscLogEvent DMPLEX_PartLabelInvert;
14: PETSC_EXTERN PetscLogEvent DMPLEX_PartLabelCreateSF;
15: PETSC_EXTERN PetscLogEvent DMPLEX_PartStratSF;
16: PETSC_EXTERN PetscLogEvent DMPLEX_CreatePointSF;
17: PETSC_EXTERN PetscLogEvent DMPLEX_Distribute;
18: PETSC_EXTERN PetscLogEvent DMPLEX_DistributeCones;
19: PETSC_EXTERN PetscLogEvent DMPLEX_DistributeLabels;
20: PETSC_EXTERN PetscLogEvent DMPLEX_DistributeSF;
21: PETSC_EXTERN PetscLogEvent DMPLEX_DistributeOverlap;
22: PETSC_EXTERN PetscLogEvent DMPLEX_DistributeField;
23: PETSC_EXTERN PetscLogEvent DMPLEX_DistributeData;
24: PETSC_EXTERN PetscLogEvent DMPLEX_Migrate;
25: PETSC_EXTERN PetscLogEvent DMPLEX_InterpolateSF;
26: PETSC_EXTERN PetscLogEvent DMPLEX_GlobalToNaturalBegin;
27: PETSC_EXTERN PetscLogEvent DMPLEX_GlobalToNaturalEnd;
28: PETSC_EXTERN PetscLogEvent DMPLEX_NaturalToGlobalBegin;
29: PETSC_EXTERN PetscLogEvent DMPLEX_NaturalToGlobalEnd;
30: PETSC_EXTERN PetscLogEvent DMPLEX_Stratify;
31: PETSC_EXTERN PetscLogEvent DMPLEX_Symmetrize;
32: PETSC_EXTERN PetscLogEvent DMPLEX_Preallocate;
33: PETSC_EXTERN PetscLogEvent DMPLEX_ResidualFEM;
34: PETSC_EXTERN PetscLogEvent DMPLEX_JacobianFEM;
35: PETSC_EXTERN PetscLogEvent DMPLEX_InterpolatorFEM;
36: PETSC_EXTERN PetscLogEvent DMPLEX_InjectorFEM;
37: PETSC_EXTERN PetscLogEvent DMPLEX_IntegralFEM;
38: PETSC_EXTERN PetscLogEvent DMPLEX_CreateGmsh;
39: PETSC_EXTERN PetscLogEvent DMPLEX_RebalanceSharedPoints;
41: PETSC_EXTERN PetscBool PetscPartitionerRegisterAllCalled;
42: PETSC_EXTERN PetscErrorCode PetscPartitionerRegisterAll(void);
44: PETSC_EXTERN const char * const CellRefiners[];
45: typedef enum {REFINER_NOOP = 0,
46: REFINER_SIMPLEX_1D,
47: REFINER_SIMPLEX_2D,
48: REFINER_HYBRID_SIMPLEX_2D,
49: REFINER_SIMPLEX_TO_HEX_2D,
50: REFINER_HYBRID_SIMPLEX_TO_HEX_2D,
51: REFINER_HEX_2D,
52: REFINER_HYBRID_HEX_2D,
53: REFINER_SIMPLEX_3D,
54: REFINER_HYBRID_SIMPLEX_3D,
55: REFINER_SIMPLEX_TO_HEX_3D,
56: REFINER_HYBRID_SIMPLEX_TO_HEX_3D,
57: REFINER_HEX_3D,
58: REFINER_HYBRID_HEX_3D} CellRefiner;
60: typedef struct _PetscPartitionerOps *PetscPartitionerOps;
61: struct _PetscPartitionerOps {
62: PetscErrorCode (*setfromoptions)(PetscOptionItems*,PetscPartitioner);
63: PetscErrorCode (*setup)(PetscPartitioner);
64: PetscErrorCode (*view)(PetscPartitioner,PetscViewer);
65: PetscErrorCode (*destroy)(PetscPartitioner);
66: PetscErrorCode (*partition)(PetscPartitioner, DM, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscSection, IS *);
67: };
69: struct _p_PetscPartitioner {
70: PETSCHEADER(struct _PetscPartitionerOps);
71: void *data; /* Implementation object */
72: PetscInt height; /* Height of points to partition into non-overlapping subsets */
73: PetscInt edgeCut; /* The number of edge cut by the partition */
74: PetscReal balance; /* The maximum partition size divided by the minimum size */
75: PetscViewer viewerGraph;
76: PetscViewerFormat formatGraph;
77: PetscBool viewGraph;
78: PetscBool noGraph; /* if true, the partitioner does not need the connectivity graph, only the number of local vertices */
79: };
81: typedef struct {
82: PetscInt dummy;
83: } PetscPartitioner_Chaco;
85: typedef struct {
86: PetscInt ptype;
87: PetscReal imbalanceRatio;
88: PetscInt debugFlag;
89: PetscInt randomSeed;
90: } PetscPartitioner_ParMetis;
92: typedef struct {
93: PetscInt strategy;
94: PetscReal imbalance;
95: } PetscPartitioner_PTScotch;
97: static const char *const
98: PTScotchStrategyList[] = {
99: "DEFAULT",
100: "QUALITY",
101: "SPEED",
102: "BALANCE",
103: "SAFETY",
104: "SCALABILITY",
105: "RECURSIVE",
106: "REMAP"
107: };
109: typedef struct {
110: PetscSection section; /* Sizes for each partition */
111: IS partition; /* Points in each partition */
112: PetscBool random; /* Flag for a random partition */
113: } PetscPartitioner_Shell;
115: typedef struct {
116: PetscInt dummy;
117: } PetscPartitioner_Simple;
119: typedef struct {
120: PetscInt dummy;
121: } PetscPartitioner_Gather;
123: /* Utility struct to store the contents of a Fluent file in memory */
124: typedef struct {
125: int index; /* Type of section */
126: unsigned int zoneID;
127: unsigned int first;
128: unsigned int last;
129: int type;
130: int nd; /* Either ND or element-type */
131: void *data;
132: } FluentSection;
134: struct _PetscGridHash {
135: PetscInt dim;
136: PetscReal lower[3]; /* The lower-left corner */
137: PetscReal upper[3]; /* The upper-right corner */
138: PetscReal extent[3]; /* The box size */
139: PetscReal h[3]; /* The subbox size */
140: PetscInt n[3]; /* The number of subboxes */
141: PetscSection cellSection; /* Offsets for cells in each subbox*/
142: IS cells; /* List of cells in each subbox */
143: DMLabel cellsSparse; /* Sparse storage for cell map */
144: };
146: typedef struct {
147: PetscInt refct;
149: /* Sieve */
150: PetscSection coneSection; /* Layout of cones (inedges for DAG) */
151: PetscInt maxConeSize; /* Cached for fast lookup */
152: PetscInt *cones; /* Cone for each point */
153: PetscInt *coneOrientations; /* Orientation of each cone point, means cone traveral should start on point 'o', and if negative start on -(o+1) and go in reverse */
154: PetscSection supportSection; /* Layout of cones (inedges for DAG) */
155: PetscInt maxSupportSize; /* Cached for fast lookup */
156: PetscInt *supports; /* Cone for each point */
157: PetscBool refinementUniform; /* Flag for uniform cell refinement */
158: PetscReal refinementLimit; /* Maximum volume for refined cell */
159: PetscErrorCode (*refinementFunc)(const PetscReal [], PetscReal *); /* Function giving the maximum volume for refined cell */
160: PetscInt hybridPointMax[8]; /* Allow segregation of some points, each dimension has a divider (used in VTK output and refinement) */
162: PetscInt *facesTmp; /* Work space for faces operation */
164: /* Hierarchy */
165: PetscBool regularRefinement; /* This flag signals that we are a regular refinement of coarseMesh */
167: /* Generation */
168: char *tetgenOpts;
169: char *triangleOpts;
170: PetscPartitioner partitioner;
171: PetscBool partitionBalance; /* Evenly divide partition overlap when distributing */
172: PetscBool remeshBd;
174: /* Submesh */
175: DMLabel subpointMap; /* Label each original mesh point in the submesh with its depth, subpoint are the implicit numbering */
177: /* Labels and numbering */
178: PetscObjectState depthState; /* State of depth label, so that we can determine if a user changes it */
179: IS globalVertexNumbers;
180: IS globalCellNumbers;
182: /* Constraints */
183: PetscSection anchorSection; /* maps constrained points to anchor points */
184: IS anchorIS; /* anchors indexed by the above section */
185: PetscErrorCode (*createanchors)(DM); /* automatically compute anchors (probably from tree constraints) */
186: PetscErrorCode (*computeanchormatrix)(DM,PetscSection,PetscSection,Mat);
188: /* Tree: automatically construct constraints for hierarchically non-conforming meshes */
189: PetscSection parentSection; /* dof == 1 if point has parent */
190: PetscInt *parents; /* point to parent */
191: PetscInt *childIDs; /* point to child ID */
192: PetscSection childSection; /* inverse of parent section */
193: PetscInt *children; /* point to children */
194: DM referenceTree; /* reference tree to which child ID's refer */
195: PetscErrorCode (*getchildsymmetry)(DM,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt*,PetscInt*);
197: /* MATIS support */
198: PetscSection subdomainSection;
200: /* Adjacency */
201: PetscBool useAnchors; /* Replace constrained points with their anchors in adjacency lists */
202: PetscErrorCode (*useradjacency)(DM,PetscInt,PetscInt*,PetscInt[],void*); /* User callback for adjacency */
203: void *useradjacencyctx; /* User context for callback */
205: /* Projection */
206: PetscInt maxProjectionHeight; /* maximum height of cells used in DMPlexProject functions */
208: /* Output */
209: PetscInt vtkCellHeight; /* The height of cells for output, default is 0 */
210: PetscReal scale[NUM_PETSC_UNITS]; /* The scale for each SI unit */
212: /* Geometry */
213: PetscReal minradius; /* Minimum distance from cell centroid to face */
214: PetscBool useHashLocation; /* Use grid hashing for point location */
215: PetscGridHash lbox; /* Local box for searching */
217: /* Debugging */
218: PetscBool printSetValues;
219: PetscInt printFEM;
220: PetscInt printL2;
221: PetscReal printTol;
222: } DM_Plex;
224: PETSC_EXTERN PetscErrorCode DMPlexVTKWriteAll_VTU(DM,PetscViewer);
225: PETSC_EXTERN PetscErrorCode VecView_Plex_Local(Vec,PetscViewer);
226: PETSC_EXTERN PetscErrorCode VecView_Plex_Native(Vec,PetscViewer);
227: PETSC_EXTERN PetscErrorCode VecView_Plex(Vec,PetscViewer);
228: PETSC_EXTERN PetscErrorCode VecLoad_Plex_Local(Vec,PetscViewer);
229: PETSC_EXTERN PetscErrorCode VecLoad_Plex_Native(Vec,PetscViewer);
230: PETSC_EXTERN PetscErrorCode VecLoad_Plex(Vec,PetscViewer);
231: PETSC_INTERN PetscErrorCode DMPlexGetFieldType_Internal(DM, PetscSection, PetscInt, PetscInt *, PetscInt *, PetscViewerVTKFieldType *);
232: PETSC_INTERN PetscErrorCode DMPlexView_GLVis(DM,PetscViewer);
233: PETSC_INTERN PetscErrorCode DMSetUpGLVisViewer_Plex(PetscObject,PetscViewer);
234: #if defined(PETSC_HAVE_HDF5)
235: PETSC_EXTERN PetscErrorCode VecView_Plex_Local_HDF5(Vec, PetscViewer);
236: PETSC_EXTERN PetscErrorCode VecView_Plex_HDF5(Vec, PetscViewer);
237: PETSC_EXTERN PetscErrorCode VecLoad_Plex_HDF5(Vec, PetscViewer);
238: PETSC_EXTERN PetscErrorCode VecView_Plex_HDF5_Native(Vec, PetscViewer);
239: PETSC_EXTERN PetscErrorCode VecLoad_Plex_HDF5_Native(Vec, PetscViewer);
240: PETSC_EXTERN PetscErrorCode DMPlexView_HDF5(DM, PetscViewer);
241: PETSC_EXTERN PetscErrorCode DMPlexLoad_HDF5(DM, PetscViewer);
242: #endif
244: PETSC_INTERN PetscErrorCode DMPlexClosurePoints_Private(DM,PetscInt,const PetscInt[],IS*);
245: PETSC_INTERN PetscErrorCode DMSetFromOptions_NonRefinement_Plex(PetscOptionItems *, DM);
246: PETSC_INTERN PetscErrorCode DMCoarsen_Plex(DM, MPI_Comm, DM *);
247: PETSC_INTERN PetscErrorCode DMCoarsenHierarchy_Plex(DM, PetscInt, DM []);
248: PETSC_INTERN PetscErrorCode DMRefine_Plex(DM, MPI_Comm, DM *);
249: PETSC_INTERN PetscErrorCode DMRefineHierarchy_Plex(DM, PetscInt, DM []);
250: PETSC_INTERN PetscErrorCode DMAdaptLabel_Plex(DM, DMLabel, DM *);
251: PETSC_INTERN PetscErrorCode DMAdaptMetric_Plex(DM, Vec, DMLabel, DM *);
252: PETSC_INTERN PetscErrorCode DMPlexInsertBoundaryValues_Plex(DM, PetscBool, Vec, PetscReal, Vec, Vec, Vec);
253: PETSC_INTERN PetscErrorCode DMProjectFunctionLocal_Plex(DM,PetscReal,PetscErrorCode(**)(PetscInt,PetscReal,const PetscReal[],PetscInt,PetscScalar *,void *),void **,InsertMode,Vec);
254: PETSC_INTERN PetscErrorCode DMProjectFunctionLabelLocal_Plex(DM,PetscReal,DMLabel,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscErrorCode(**)(PetscInt,PetscReal,const PetscReal[],PetscInt,PetscScalar *,void *),void **,InsertMode,Vec);
255: PETSC_INTERN PetscErrorCode DMProjectFieldLocal_Plex(DM,PetscReal,Vec,void (**)(PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],const PetscScalar[],const PetscScalar[],const PetscInt[],const PetscInt[],const PetscScalar[],const PetscScalar[],const PetscScalar[],PetscReal,const PetscReal[],PetscInt,const PetscScalar[],PetscScalar[]),InsertMode,Vec);
256: PETSC_INTERN PetscErrorCode DMProjectFieldLabelLocal_Plex(DM,PetscReal,DMLabel,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Vec,void (**)(PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],const PetscScalar[],const PetscScalar[],const PetscInt[],const PetscInt[],const PetscScalar[],const PetscScalar[],const PetscScalar[],PetscReal,const PetscReal[],PetscInt,const PetscScalar[],PetscScalar[]),InsertMode,Vec);
257: PETSC_INTERN PetscErrorCode DMComputeL2Diff_Plex(DM,PetscReal,PetscErrorCode(**)(PetscInt,PetscReal,const PetscReal[],PetscInt,PetscScalar *,void *),void **,Vec,PetscReal *);
258: PETSC_INTERN PetscErrorCode DMComputeL2GradientDiff_Plex(DM,PetscReal,PetscErrorCode(**)(PetscInt,PetscReal,const PetscReal[], const PetscReal[],PetscInt,PetscScalar *,void *),void **,Vec,const PetscReal [],PetscReal *);
259: PETSC_INTERN PetscErrorCode DMComputeL2FieldDiff_Plex(DM,PetscReal,PetscErrorCode(**)(PetscInt,PetscReal,const PetscReal[],PetscInt,PetscScalar *,void *),void **,Vec,PetscReal *);
260: PETSC_INTERN PetscErrorCode DMLocatePoints_Plex(DM, Vec, DMPointLocationType, PetscSF);
262: PETSC_INTERN PetscErrorCode DMPlexBuildFromCellList_Internal(DM, PetscInt, PetscInt, PetscInt, PetscInt, const int[], PetscBool);
263: PETSC_INTERN PetscErrorCode DMPlexBuildFromCellList_Parallel_Internal(DM, PetscInt, PetscInt, PetscInt, PetscInt, const int[], PetscBool, PetscSF *);
264: PETSC_INTERN PetscErrorCode DMPlexBuildCoordinates_Internal(DM, PetscInt, PetscInt, PetscInt, const double[]);
265: PETSC_INTERN PetscErrorCode DMPlexBuildCoordinates_Parallel_Internal(DM, PetscInt, PetscInt, PetscInt, PetscSF, const PetscReal[]);
266: PETSC_INTERN PetscErrorCode DMPlexLoadLabels_HDF5_Internal(DM, PetscViewer);
267: PETSC_INTERN PetscErrorCode DMPlexView_HDF5_Internal(DM, PetscViewer);
268: PETSC_INTERN PetscErrorCode DMPlexLoad_HDF5_Internal(DM, PetscViewer);
269: PETSC_INTERN PetscErrorCode DMPlexLoad_HDF5_Xdmf_Internal(DM, PetscViewer);
270: PETSC_INTERN PetscErrorCode VecView_Plex_HDF5_Internal(Vec, PetscViewer);
271: PETSC_INTERN PetscErrorCode VecView_Plex_HDF5_Native_Internal(Vec, PetscViewer);
272: PETSC_INTERN PetscErrorCode VecView_Plex_Local_HDF5_Internal(Vec, PetscViewer);
273: PETSC_INTERN PetscErrorCode VecLoad_Plex_HDF5_Internal(Vec, PetscViewer);
274: PETSC_INTERN PetscErrorCode VecLoad_Plex_HDF5_Native_Internal(Vec, PetscViewer);
275: /* TODO Make these INTERN */
276: PETSC_EXTERN PetscErrorCode DMPlexView_ExodusII_Internal(DM, int, PetscInt);
277: PETSC_EXTERN PetscErrorCode VecViewPlex_ExodusII_Nodal_Internal(Vec, int, int);
278: PETSC_EXTERN PetscErrorCode VecLoadPlex_ExodusII_Nodal_Internal(Vec, int, int);
279: PETSC_EXTERN PetscErrorCode VecViewPlex_ExodusII_Zonal_Internal(Vec, int, int);
280: PETSC_EXTERN PetscErrorCode VecLoadPlex_ExodusII_Zonal_Internal(Vec, int, int);
281: PETSC_INTERN PetscErrorCode DMPlexVTKGetCellType_Internal(DM,PetscInt,PetscInt,PetscInt*);
282: PETSC_INTERN PetscErrorCode DMPlexGetAdjacency_Internal(DM,PetscInt,PetscBool,PetscBool,PetscBool,PetscInt*,PetscInt*[]);
283: PETSC_INTERN PetscErrorCode DMPlexGetFaces_Internal(DM,PetscInt,PetscInt,PetscInt*,PetscInt*,const PetscInt*[]);
284: PETSC_INTERN PetscErrorCode DMPlexGetRawFaces_Internal(DM,PetscInt,PetscInt,const PetscInt[], PetscInt*,PetscInt*,const PetscInt*[]);
285: PETSC_INTERN PetscErrorCode DMPlexRestoreFaces_Internal(DM,PetscInt,PetscInt,PetscInt*,PetscInt*,const PetscInt*[]);
286: PETSC_INTERN PetscErrorCode DMPlexRefineUniform_Internal(DM,CellRefiner,DM*);
287: PETSC_INTERN PetscErrorCode DMPlexGetCellRefiner_Internal(DM,CellRefiner*);
288: PETSC_INTERN PetscErrorCode CellRefinerGetAffineTransforms_Internal(CellRefiner, PetscInt *, PetscReal *[], PetscReal *[], PetscReal *[]);
289: PETSC_INTERN PetscErrorCode CellRefinerGetAffineFaceTransforms_Internal(CellRefiner, PetscInt *, PetscReal *[], PetscReal *[], PetscReal *[], PetscReal *[]);
290: PETSC_INTERN PetscErrorCode CellRefinerRestoreAffineTransforms_Internal(CellRefiner, PetscInt *, PetscReal *[], PetscReal *[], PetscReal *[]);
291: PETSC_INTERN PetscErrorCode CellRefinerInCellTest_Internal(CellRefiner, const PetscReal[], PetscBool *);
292: PETSC_INTERN PetscErrorCode DMPlexInvertCell_Internal(PetscInt, PetscInt, PetscInt[]);
293: PETSC_INTERN PetscErrorCode DMPlexVecSetFieldClosure_Internal(DM, PetscSection, Vec, PetscBool[], PetscInt, PetscInt, const PetscInt[], const PetscScalar[], InsertMode);
294: PETSC_INTERN PetscErrorCode DMPlexProjectConstraints_Internal(DM, Vec, Vec);
295: PETSC_EXTERN PetscErrorCode DMPlexCreateReferenceTree_SetTree(DM, PetscSection, PetscInt[], PetscInt[]);
296: PETSC_EXTERN PetscErrorCode DMPlexCreateReferenceTree_Union(DM,DM,const char *,DM*);
297: PETSC_EXTERN PetscErrorCode DMPlexComputeInterpolatorTree(DM,DM,PetscSF,PetscInt *,Mat);
298: PETSC_EXTERN PetscErrorCode DMPlexComputeInjectorTree(DM,DM,PetscSF,PetscInt *,Mat);
299: PETSC_EXTERN PetscErrorCode DMPlexAnchorsModifyMat(DM,PetscSection,PetscInt,PetscInt,const PetscInt[],const PetscInt ***,const PetscScalar[],PetscInt*,PetscInt*,PetscInt*[],PetscScalar*[],PetscInt[],PetscBool);
300: PETSC_EXTERN PetscErrorCode indicesPoint_private(PetscSection,PetscInt,PetscInt,PetscInt *,PetscBool,PetscInt,PetscInt []);
301: PETSC_EXTERN PetscErrorCode indicesPointFields_private(PetscSection,PetscInt,PetscInt,PetscInt [],PetscBool,PetscInt,PetscInt []);
302: PETSC_INTERN PetscErrorCode DMPlexLocatePoint_Internal(DM,PetscInt,const PetscScalar [],PetscInt,PetscInt *);
303: PETSC_EXTERN PetscErrorCode DMPlexOrientCell_Internal(DM,PetscInt,PetscInt,PetscBool);
304: PETSC_EXTERN PetscErrorCode DMPlexOrientInterface(DM);
306: PETSC_INTERN PetscErrorCode DMPlexCreateCellNumbering_Internal(DM, PetscBool, IS *);
307: PETSC_INTERN PetscErrorCode DMPlexCreateVertexNumbering_Internal(DM, PetscBool, IS *);
308: PETSC_INTERN PetscErrorCode DMPlexCreateNumbering_Internal(DM, PetscInt, PetscInt, PetscInt, PetscInt *, PetscSF, IS *);
309: PETSC_INTERN PetscErrorCode DMPlexRefine_Internal(DM, DMLabel, DM *);
310: PETSC_INTERN PetscErrorCode DMPlexCoarsen_Internal(DM, DMLabel, DM *);
311: PETSC_INTERN PetscErrorCode DMCreateMatrix_Plex(DM, Mat*);
313: /* invert dihedral symmetry: return a^-1,
314: * using the representation described in
315: * DMPlexGetConeOrientation() */
316: PETSC_STATIC_INLINE PetscInt DihedralInvert(PetscInt N, PetscInt a)
317: {
318: return (a <= 0) ? a : (N - a);
319: }
321: /* invert dihedral symmetry: return b * a,
322: * using the representation described in
323: * DMPlexGetConeOrientation() */
324: PETSC_STATIC_INLINE PetscInt DihedralCompose(PetscInt N, PetscInt a, PetscInt b)
325: {
326: if (!N) return 0;
327: return (a >= 0) ?
328: ((b >= 0) ? ((a + b) % N) : -(((a - b - 1) % N) + 1)) :
329: ((b >= 0) ? -(((N - b - a - 1) % N) + 1) : ((N + b - a) % N));
330: }
332: /* swap dihedral symmetries: return b * a^-1,
333: * using the representation described in
334: * DMPlexGetConeOrientation() */
335: PETSC_STATIC_INLINE PetscInt DihedralSwap(PetscInt N, PetscInt a, PetscInt b)
336: {
337: return DihedralCompose(N,DihedralInvert(N,a),b);
338: }
340: PETSC_EXTERN PetscErrorCode DMPlexComputeResidual_Internal(DM, IS , PetscReal, Vec, Vec, PetscReal, Vec, void *);
341: PETSC_EXTERN PetscErrorCode DMPlexComputeJacobian_Internal(DM, IS, PetscReal, PetscReal, Vec, Vec, Mat, Mat, void *);
342: PETSC_EXTERN PetscErrorCode DMPlexReconstructGradients_Internal(DM, PetscFV, PetscInt, PetscInt, Vec, Vec, Vec, Vec);
344: /* Matvec with A in row-major storage, x and y can be aliased */
345: PETSC_STATIC_INLINE void DMPlex_Mult2D_Internal(const PetscScalar A[], PetscInt ldx, const PetscScalar x[], PetscScalar y[])
346: {
347: PetscScalar z[2];
348: z[0] = x[0]; z[1] = x[ldx];
349: y[0] = A[0]*z[0] + A[1]*z[1];
350: y[ldx] = A[2]*z[0] + A[3]*z[1];
351: (void)PetscLogFlops(6.0);
352: }
353: PETSC_STATIC_INLINE void DMPlex_Mult3D_Internal(const PetscScalar A[], PetscInt ldx, const PetscScalar x[], PetscScalar y[])
354: {
355: PetscScalar z[3];
356: z[0] = x[0]; z[1] = x[ldx]; z[2] = x[ldx*2];
357: y[0] = A[0]*z[0] + A[1]*z[1] + A[2]*z[2];
358: y[ldx] = A[3]*z[0] + A[4]*z[1] + A[5]*z[2];
359: y[ldx*2] = A[6]*z[0] + A[7]*z[1] + A[8]*z[2];
360: (void)PetscLogFlops(15.0);
361: }
362: PETSC_STATIC_INLINE void DMPlex_MultTranspose2D_Internal(const PetscScalar A[], PetscInt ldx, const PetscScalar x[], PetscScalar y[])
363: {
364: PetscScalar z[2];
365: z[0] = x[0]; z[1] = x[ldx];
366: y[0] = A[0]*z[0] + A[2]*z[1];
367: y[ldx] = A[1]*z[0] + A[3]*z[1];
368: (void)PetscLogFlops(6.0);
369: }
370: PETSC_STATIC_INLINE void DMPlex_MultTranspose3D_Internal(const PetscScalar A[], PetscInt ldx, const PetscScalar x[], PetscScalar y[])
371: {
372: PetscScalar z[3];
373: z[0] = x[0]; z[1] = x[ldx]; z[2] = x[ldx*2];
374: y[0] = A[0]*z[0] + A[3]*z[1] + A[6]*z[2];
375: y[ldx] = A[1]*z[0] + A[4]*z[1] + A[7]*z[2];
376: y[ldx*2] = A[2]*z[0] + A[5]*z[1] + A[8]*z[2];
377: (void)PetscLogFlops(15.0);
378: }
379: PETSC_STATIC_INLINE void DMPlex_Mult2DReal_Internal(const PetscReal A[], PetscInt ldx, const PetscScalar x[], PetscScalar y[])
380: {
381: PetscScalar z[2];
382: z[0] = x[0]; z[1] = x[ldx];
383: y[0] = A[0]*z[0] + A[1]*z[1];
384: y[ldx] = A[2]*z[0] + A[3]*z[1];
385: (void)PetscLogFlops(6.0);
386: }
387: PETSC_STATIC_INLINE void DMPlex_Mult3DReal_Internal(const PetscReal A[], PetscInt ldx, const PetscScalar x[], PetscScalar y[])
388: {
389: PetscScalar z[3];
390: z[0] = x[0]; z[1] = x[ldx]; z[2] = x[ldx*2];
391: y[0] = A[0]*z[0] + A[1]*z[1] + A[2]*z[2];
392: y[ldx] = A[3]*z[0] + A[4]*z[1] + A[5]*z[2];
393: y[ldx*2] = A[6]*z[0] + A[7]*z[1] + A[8]*z[2];
394: (void)PetscLogFlops(15.0);
395: }
396: PETSC_STATIC_INLINE void DMPlex_MultTranspose2DReal_Internal(const PetscReal A[], PetscInt ldx, const PetscScalar x[], PetscScalar y[])
397: {
398: PetscScalar z[2];
399: z[0] = x[0]; z[1] = x[ldx];
400: y[0] = A[0]*z[0] + A[2]*z[1];
401: y[ldx] = A[1]*z[0] + A[3]*z[1];
402: (void)PetscLogFlops(6.0);
403: }
404: PETSC_STATIC_INLINE void DMPlex_MultTranspose3DReal_Internal(const PetscReal A[], PetscInt ldx, const PetscScalar x[], PetscScalar y[])
405: {
406: PetscScalar z[3];
407: z[0] = x[0]; z[1] = x[ldx]; z[2] = x[ldx*2];
408: y[0] = A[0]*z[0] + A[3]*z[1] + A[6]*z[2];
409: y[ldx] = A[1]*z[0] + A[4]*z[1] + A[7]*z[2];
410: y[ldx*2] = A[2]*z[0] + A[5]*z[1] + A[8]*z[2];
411: (void)PetscLogFlops(15.0);
412: }
414: PETSC_STATIC_INLINE void DMPlex_MatMult2D_Internal(const PetscScalar A[], PetscInt n, PetscInt ldb, const PetscScalar B[], PetscScalar C[])
415: {
416: PetscInt j;
417: for (j = 0; j < n; ++j) {
418: PetscScalar z[2];
419: z[0] = B[0+j]; z[1] = B[1*ldb+j];
420: DMPlex_Mult2D_Internal(A, 1, z, z);
421: C[0+j] = z[0]; C[1*ldb+j] = z[1];
422: }
423: (void)PetscLogFlops(8.0*n);
424: }
425: PETSC_STATIC_INLINE void DMPlex_MatMult3D_Internal(const PetscScalar A[], PetscInt n, PetscInt ldb, const PetscScalar B[], PetscScalar C[])
426: {
427: PetscInt j;
428: for (j = 0; j < n; ++j) {
429: PetscScalar z[3];
430: z[0] = B[0+j]; z[1] = B[1*ldb+j]; z[2] = B[2*ldb+j];
431: DMPlex_Mult3D_Internal(A, 1, z, z);
432: C[0+j] = z[0]; C[1*ldb+j] = z[1]; C[2*ldb+j] = z[2];
433: }
434: (void)PetscLogFlops(8.0*n);
435: }
436: PETSC_STATIC_INLINE void DMPlex_MatMultTranspose2D_Internal(const PetscScalar A[], PetscInt n, PetscInt ldb, const PetscScalar B[], PetscScalar C[])
437: {
438: PetscInt j;
439: for (j = 0; j < n; ++j) {
440: PetscScalar z[2];
441: z[0] = B[0+j]; z[1] = B[1*ldb+j];
442: DMPlex_MultTranspose2D_Internal(A, 1, z, z);
443: C[0+j] = z[0]; C[1*ldb+j] = z[1];
444: }
445: (void)PetscLogFlops(8.0*n);
446: }
447: PETSC_STATIC_INLINE void DMPlex_MatMultTranspose3D_Internal(const PetscScalar A[], PetscInt n, PetscInt ldb, const PetscScalar B[], PetscScalar C[])
448: {
449: PetscInt j;
450: for (j = 0; j < n; ++j) {
451: PetscScalar z[3];
452: z[0] = B[0+j]; z[1] = B[1*ldb+j]; z[2] = B[2*ldb+j];
453: DMPlex_MultTranspose3D_Internal(A, 1, z, z);
454: C[0+j] = z[0]; C[1*ldb+j] = z[1]; C[2*ldb+j] = z[2];
455: }
456: (void)PetscLogFlops(8.0*n);
457: }
459: PETSC_STATIC_INLINE void DMPlex_MatMultLeft2D_Internal(const PetscScalar A[], PetscInt m, PetscInt ldb, const PetscScalar B[], PetscScalar C[])
460: {
461: PetscInt j;
462: for (j = 0; j < m; ++j) {
463: DMPlex_MultTranspose2D_Internal(A, 1, &B[j*ldb], &C[j*ldb]);
464: }
465: (void)PetscLogFlops(8.0*m);
466: }
467: PETSC_STATIC_INLINE void DMPlex_MatMultLeft3D_Internal(const PetscScalar A[], PetscInt m, PetscInt ldb, const PetscScalar B[], PetscScalar C[])
468: {
469: PetscInt j;
470: for (j = 0; j < m; ++j) {
471: DMPlex_MultTranspose3D_Internal(A, 1, &B[j*ldb], &C[j*ldb]);
472: }
473: (void)PetscLogFlops(8.0*m);
474: }
475: PETSC_STATIC_INLINE void DMPlex_MatMultTransposeLeft2D_Internal(const PetscScalar A[], PetscInt m, PetscInt ldb, const PetscScalar B[], PetscScalar C[])
476: {
477: PetscInt j;
478: for (j = 0; j < m; ++j) {
479: DMPlex_Mult2D_Internal(A, 1, &B[j*ldb], &C[j*ldb]);
480: }
481: (void)PetscLogFlops(8.0*m);
482: }
483: PETSC_STATIC_INLINE void DMPlex_MatMultTransposeLeft3D_Internal(const PetscScalar A[], PetscInt m, PetscInt ldb, const PetscScalar B[], PetscScalar C[])
484: {
485: PetscInt j;
486: for (j = 0; j < m; ++j) {
487: DMPlex_Mult3D_Internal(A, 1, &B[j*ldb], &C[j*ldb]);
488: }
489: (void)PetscLogFlops(8.0*m);
490: }
492: PETSC_STATIC_INLINE void DMPlex_Transpose2D_Internal(PetscScalar A[])
493: {
494: PetscScalar tmp;
495: tmp = A[1]; A[1] = A[2]; A[2] = tmp;
496: }
497: PETSC_STATIC_INLINE void DMPlex_Transpose3D_Internal(PetscScalar A[])
498: {
499: PetscScalar tmp;
500: tmp = A[1]; A[1] = A[3]; A[3] = tmp;
501: tmp = A[2]; A[2] = A[6]; A[6] = tmp;
502: tmp = A[5]; A[5] = A[7]; A[7] = tmp;
503: }
505: PETSC_STATIC_INLINE void DMPlex_Invert2D_Internal(PetscReal invJ[], PetscReal J[], PetscReal detJ)
506: {
507: const PetscReal invDet = 1.0/detJ;
509: invJ[0] = invDet*J[3];
510: invJ[1] = -invDet*J[1];
511: invJ[2] = -invDet*J[2];
512: invJ[3] = invDet*J[0];
513: (void)PetscLogFlops(5.0);
514: }
516: PETSC_STATIC_INLINE void DMPlex_Invert3D_Internal(PetscReal invJ[], PetscReal J[], PetscReal detJ)
517: {
518: const PetscReal invDet = 1.0/detJ;
520: invJ[0*3+0] = invDet*(J[1*3+1]*J[2*3+2] - J[1*3+2]*J[2*3+1]);
521: invJ[0*3+1] = invDet*(J[0*3+2]*J[2*3+1] - J[0*3+1]*J[2*3+2]);
522: invJ[0*3+2] = invDet*(J[0*3+1]*J[1*3+2] - J[0*3+2]*J[1*3+1]);
523: invJ[1*3+0] = invDet*(J[1*3+2]*J[2*3+0] - J[1*3+0]*J[2*3+2]);
524: invJ[1*3+1] = invDet*(J[0*3+0]*J[2*3+2] - J[0*3+2]*J[2*3+0]);
525: invJ[1*3+2] = invDet*(J[0*3+2]*J[1*3+0] - J[0*3+0]*J[1*3+2]);
526: invJ[2*3+0] = invDet*(J[1*3+0]*J[2*3+1] - J[1*3+1]*J[2*3+0]);
527: invJ[2*3+1] = invDet*(J[0*3+1]*J[2*3+0] - J[0*3+0]*J[2*3+1]);
528: invJ[2*3+2] = invDet*(J[0*3+0]*J[1*3+1] - J[0*3+1]*J[1*3+0]);
529: (void)PetscLogFlops(37.0);
530: }
532: PETSC_STATIC_INLINE void DMPlex_Det2D_Internal(PetscReal *detJ, const PetscReal J[])
533: {
534: *detJ = J[0]*J[3] - J[1]*J[2];
535: (void)PetscLogFlops(3.0);
536: }
538: PETSC_STATIC_INLINE void DMPlex_Det3D_Internal(PetscReal *detJ, const PetscReal J[])
539: {
540: *detJ = (J[0*3+0]*(J[1*3+1]*J[2*3+2] - J[1*3+2]*J[2*3+1]) +
541: J[0*3+1]*(J[1*3+2]*J[2*3+0] - J[1*3+0]*J[2*3+2]) +
542: J[0*3+2]*(J[1*3+0]*J[2*3+1] - J[1*3+1]*J[2*3+0]));
543: (void)PetscLogFlops(12.0);
544: }
546: PETSC_STATIC_INLINE void DMPlex_Det2D_Scalar_Internal(PetscReal *detJ, const PetscScalar J[])
547: {
548: *detJ = PetscRealPart(J[0])*PetscRealPart(J[3]) - PetscRealPart(J[1])*PetscRealPart(J[2]);
549: (void)PetscLogFlops(3.0);
550: }
552: PETSC_STATIC_INLINE void DMPlex_Det3D_Scalar_Internal(PetscReal *detJ, const PetscScalar J[])
553: {
554: *detJ = (PetscRealPart(J[0*3+0])*(PetscRealPart(J[1*3+1])*PetscRealPart(J[2*3+2]) - PetscRealPart(J[1*3+2])*PetscRealPart(J[2*3+1])) +
555: PetscRealPart(J[0*3+1])*(PetscRealPart(J[1*3+2])*PetscRealPart(J[2*3+0]) - PetscRealPart(J[1*3+0])*PetscRealPart(J[2*3+2])) +
556: PetscRealPart(J[0*3+2])*(PetscRealPart(J[1*3+0])*PetscRealPart(J[2*3+1]) - PetscRealPart(J[1*3+1])*PetscRealPart(J[2*3+0])));
557: (void)PetscLogFlops(12.0);
558: }
560: PETSC_STATIC_INLINE void DMPlex_WaxpyD_Internal(PetscInt dim, PetscReal a, const PetscReal *x, const PetscReal *y, PetscReal *w) {PetscInt d; for (d = 0; d < dim; ++d) w[d] = a*x[d] + y[d];}
562: PETSC_STATIC_INLINE PetscReal DMPlex_DotD_Internal(PetscInt dim, const PetscScalar *x, const PetscReal *y) {PetscReal sum = 0.0; PetscInt d; for (d = 0; d < dim; ++d) sum += PetscRealPart(x[d])*y[d]; return sum;}
564: PETSC_STATIC_INLINE PetscReal DMPlex_DotRealD_Internal(PetscInt dim, const PetscReal *x, const PetscReal *y) {PetscReal sum = 0.0; PetscInt d; for (d = 0; d < dim; ++d) sum += x[d]*y[d]; return sum;}
566: PETSC_STATIC_INLINE PetscReal DMPlex_NormD_Internal(PetscInt dim, const PetscReal *x) {PetscReal sum = 0.0; PetscInt d; for (d = 0; d < dim; ++d) sum += x[d]*x[d]; return PetscSqrtReal(sum);}
568: /* Compare cones of the master and slave face (with the same cone points modulo order), and return relative orientation of the slave. */
569: PETSC_STATIC_INLINE PetscErrorCode DMPlexFixFaceOrientations_Orient_Private(PetscInt coneSize, PetscInt masterConeSize, const PetscInt masterCone[], const PetscInt slaveCone[], PetscInt *start, PetscBool *reverse)
570: {
571: PetscInt i;
574: *start = 0;
575: for (i=0; i<coneSize; i++) {
576: if (slaveCone[i] == masterCone[0]) {
577: *start = i;
578: break;
579: }
580: }
581: if (PetscUnlikely(i==coneSize)) SETERRQ(PETSC_COMM_SELF, PETSC_ERR_ARG_INCOMP, "starting point of master cone not found in slave cone");
582: *reverse = PETSC_FALSE;
583: for (i=0; i<masterConeSize; i++) {if (slaveCone[((*start)+i)%coneSize] != masterCone[i]) break;}
584: if (i == masterConeSize) return(0);
585: *reverse = PETSC_TRUE;
586: for (i=0; i<masterConeSize; i++) {if (slaveCone[(coneSize+(*start)-i)%coneSize] != masterCone[i]) break;}
587: if (i < masterConeSize) SETERRQ(PETSC_COMM_SELF, PETSC_ERR_ARG_INCOMP, "master and slave cone have non-conforming order of points");
588: return(0);
589: }
591: PETSC_STATIC_INLINE PetscErrorCode DMPlexFixFaceOrientations_Translate_Private(PetscInt ornt, PetscInt *start, PetscBool *reverse)
592: {
594: *reverse = (ornt < 0) ? PETSC_TRUE : PETSC_FALSE;
595: *start = *reverse ? -(ornt+1) : ornt;
596: return(0);
597: }
599: PETSC_STATIC_INLINE PetscErrorCode DMPlexFixFaceOrientations_Combine_Private(PetscInt coneSize, PetscInt origStart, PetscBool origReverse, PetscInt rotateStart, PetscBool rotateReverse, PetscInt *newStart, PetscBool *newReverse)
600: {
602: *newReverse = (origReverse == rotateReverse) ? PETSC_FALSE : PETSC_TRUE;
603: *newStart = rotateReverse ? (coneSize + rotateStart - origStart) : (coneSize + origStart - rotateStart);
604: *newStart %= coneSize;
605: return(0);
606: }
608: PETSC_STATIC_INLINE PetscErrorCode DMPlexFixFaceOrientations_TranslateBack_Private(PetscInt coneSize, PetscInt start, PetscBool reverse, PetscInt *ornt)
609: {
611: if (coneSize < 3) {
612: /* edges just get flipped if start == 1 regardless direction */
613: *ornt = start ? -2 : 0;
614: } else {
615: *ornt = reverse ? -(start+1) : start;
616: }
617: return(0);
618: }
620: PETSC_STATIC_INLINE PetscErrorCode DMPlexFixFaceOrientations_Permute_Private(PetscInt n, const PetscInt arr[], PetscInt start, PetscBool reverse, PetscInt newarr[])
621: {
622: PetscInt i;
625: if (reverse) {for (i=0; i<n; i++) newarr[i] = arr[(n+start-i)%n];}
626: else {for (i=0; i<n; i++) newarr[i] = arr[(start+i)%n];}
627: return(0);
628: }
630: PETSC_INTERN PetscErrorCode DMPlexGetPointDualSpaceFEM(DM,PetscInt,PetscInt,PetscDualSpace *);
631: PETSC_INTERN PetscErrorCode DMPlexGetIndicesPoint_Internal(PetscSection,PetscInt,PetscInt,PetscInt *,PetscBool,const PetscInt[],const PetscInt[],PetscInt[]);
632: PETSC_INTERN PetscErrorCode DMPlexGetIndicesPointFields_Internal(PetscSection,PetscInt,PetscInt,PetscInt[],PetscBool,const PetscInt***,PetscInt,const PetscInt[],PetscInt[]);
633: PETSC_INTERN PetscErrorCode DMPlexGetCompressedClosure(DM, PetscSection, PetscInt, PetscInt *, PetscInt **, PetscSection *, IS *, const PetscInt **);
634: PETSC_INTERN PetscErrorCode DMPlexRestoreCompressedClosure(DM, PetscSection, PetscInt, PetscInt *, PetscInt **, PetscSection *, IS *, const PetscInt **);
636: PETSC_EXTERN PetscErrorCode DMSNESGetFEGeom(DMField, IS, PetscQuadrature, PetscBool, PetscFEGeom **);
637: PETSC_EXTERN PetscErrorCode DMSNESRestoreFEGeom(DMField, IS, PetscQuadrature, PetscBool, PetscFEGeom **);
638: PETSC_EXTERN PetscErrorCode DMPlexComputeResidual_Patch_Internal(DM, PetscSection, IS, PetscReal, Vec, Vec, Vec, void *);
639: PETSC_EXTERN PetscErrorCode DMPlexComputeJacobian_Patch_Internal(DM, PetscSection, PetscSection, IS, PetscReal, PetscReal, Vec, Vec, Mat, Mat, void *);
640: PETSC_INTERN PetscErrorCode DMCreateSubDomainDM_Plex(DM,DMLabel,PetscInt,IS*,DM*);
641: PETSC_INTERN PetscErrorCode DMPlexBasisTransformPoint_Internal(DM, DM, Vec, PetscInt, PetscBool[], PetscBool, PetscScalar *);
642: PETSC_EXTERN PetscErrorCode DMPlexBasisTransformPointTensor_Internal(DM, DM, Vec, PetscInt, PetscBool, PetscInt, PetscScalar *);
643: PETSC_INTERN PetscErrorCode DMPlexBasisTransformApplyReal_Internal(DM, const PetscReal[], PetscBool, PetscInt, const PetscReal *, PetscReal *, void *);
644: PETSC_INTERN PetscErrorCode DMPlexBasisTransformApply_Internal(DM, const PetscReal[], PetscBool, PetscInt, const PetscScalar *, PetscScalar *, void *);
646: #endif /* _PLEXIMPL_H */