Actual source code: vecimplslepc.h

slepc-3.10.2 2019-02-11
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  1: /*
  2:    - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
  3:    SLEPc - Scalable Library for Eigenvalue Problem Computations
  4:    Copyright (c) 2002-2018, Universitat Politecnica de Valencia, Spain

  6:    This file is part of SLEPc.
  7:    SLEPc is distributed under a 2-clause BSD license (see LICENSE).
  8:    - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
  9: */

 11: #ifndef _VECIMPLSLEPC
 12: #define _VECIMPLSLEPC

 14: #include <slepcvec.h>
 15: #include <slepc/private/slepcimpl.h>

 17: #if !defined(PETSC_USE_DEBUG)

 19: #define SlepcValidVecComp(y,arg) do {} while (0)

 21: #else

 23: #define SlepcValidVecComp(y,arg) \
 24:   do { \
 25:     if (((Vec_Comp*)(y)->data)->nx < ((Vec_Comp*)(y)->data)->n->n) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"Invalid number of subvectors required: Parameter #%d",arg); \
 26:   } while (0)

 28: #endif

 30: /* Contexts for VecComp */
 31: typedef struct {
 32:   PetscInt      n;        /* number of active subvectors */
 33:   PetscInt      N;        /* virtual global size */
 34:   PetscInt      lN;       /* virtual local size */
 35:   PetscInt      friends;  /* number of vectors sharing this structure */
 36: } Vec_Comp_N;

 38: typedef struct {
 39:   Vec           *x;       /* the vectors */
 40:   PetscInt      nx;       /* number of available subvectors */
 41:   Vec_Comp_N    *n;       /* structure shared by friend vectors */
 42: } Vec_Comp;

 44: /* Operations implemented in VecComp */
 45: PETSC_INTERN PetscErrorCode VecDuplicateVecs_Comp(Vec,PetscInt,Vec*[]);
 46: PETSC_INTERN PetscErrorCode VecDestroyVecs_Comp(PetscInt,Vec[]);
 47: PETSC_INTERN PetscErrorCode VecDuplicate_Comp(Vec,Vec*);
 48: PETSC_INTERN PetscErrorCode VecDestroy_Comp(Vec);
 49: PETSC_INTERN PetscErrorCode VecSet_Comp(Vec,PetscScalar);
 50: PETSC_INTERN PetscErrorCode VecView_Comp(Vec,PetscViewer);
 51: PETSC_INTERN PetscErrorCode VecScale_Comp(Vec,PetscScalar);
 52: PETSC_INTERN PetscErrorCode VecCopy_Comp(Vec,Vec);
 53: PETSC_INTERN PetscErrorCode VecSwap_Comp(Vec,Vec);
 54: PETSC_INTERN PetscErrorCode VecAXPY_Comp(Vec,PetscScalar,Vec);
 55: PETSC_INTERN PetscErrorCode VecAYPX_Comp(Vec,PetscScalar,Vec);
 56: PETSC_INTERN PetscErrorCode VecAXPBY_Comp(Vec,PetscScalar,PetscScalar,Vec);
 57: PETSC_INTERN PetscErrorCode VecMAXPY_Comp(Vec,PetscInt,const PetscScalar*,Vec*);
 58: PETSC_INTERN PetscErrorCode VecWAXPY_Comp(Vec,PetscScalar,Vec,Vec);
 59: PETSC_INTERN PetscErrorCode VecAXPBYPCZ_Comp(Vec,PetscScalar,PetscScalar,PetscScalar,Vec,Vec);
 60: PETSC_INTERN PetscErrorCode VecPointwiseMult_Comp(Vec,Vec,Vec);
 61: PETSC_INTERN PetscErrorCode VecPointwiseDivide_Comp(Vec,Vec,Vec);
 62: PETSC_INTERN PetscErrorCode VecGetSize_Comp(Vec,PetscInt*);
 63: PETSC_INTERN PetscErrorCode VecGetLocalSize_Comp(Vec,PetscInt*);
 64: PETSC_INTERN PetscErrorCode VecMax_Comp(Vec,PetscInt*,PetscReal*);
 65: PETSC_INTERN PetscErrorCode VecMin_Comp(Vec,PetscInt*,PetscReal*);
 66: PETSC_INTERN PetscErrorCode VecSetRandom_Comp(Vec,PetscRandom);
 67: PETSC_INTERN PetscErrorCode VecConjugate_Comp(Vec);
 68: PETSC_INTERN PetscErrorCode VecReciprocal_Comp(Vec);
 69: PETSC_INTERN PetscErrorCode VecMaxPointwiseDivide_Comp(Vec,Vec,PetscReal*);
 70: PETSC_INTERN PetscErrorCode VecPointwiseMax_Comp(Vec,Vec,Vec);
 71: PETSC_INTERN PetscErrorCode VecPointwiseMaxAbs_Comp(Vec,Vec,Vec);
 72: PETSC_INTERN PetscErrorCode VecPointwiseMin_Comp(Vec,Vec,Vec);
 73: PETSC_INTERN PetscErrorCode VecDotNorm2_Comp_Seq(Vec,Vec,PetscScalar*,PetscScalar*);
 74: PETSC_INTERN PetscErrorCode VecDotNorm2_Comp_MPI(Vec,Vec,PetscScalar*,PetscScalar*);
 75: PETSC_INTERN PetscErrorCode VecSqrtAbs_Comp(Vec);
 76: PETSC_INTERN PetscErrorCode VecAbs_Comp(Vec);
 77: PETSC_INTERN PetscErrorCode VecExp_Comp(Vec);
 78: PETSC_INTERN PetscErrorCode VecLog_Comp(Vec);
 79: PETSC_INTERN PetscErrorCode VecShift_Comp(Vec,PetscScalar);
 80: PETSC_EXTERN PetscErrorCode VecCreate_Comp(Vec);

 82: /* Definitions and structures for BLAS-type operations in Davidson solvers */

 84: typedef PetscInt MatType_t;
 85: #define DVD_MAT_HERMITIAN (1<<1)
 86: #define DVD_MAT_NEG_DEF (1<<2)
 87: #define DVD_MAT_POS_DEF (1<<3)
 88: #define DVD_MAT_SINGULAR (1<<4)
 89: #define DVD_MAT_COMPLEX (1<<5)
 90: #define DVD_MAT_IMPLICIT (1<<6)
 91: #define DVD_MAT_IDENTITY (1<<7)
 92: #define DVD_MAT_DIAG (1<<8)
 93: #define DVD_MAT_TRIANG (1<<9)
 94: #define DVD_MAT_UTRIANG (1<<9)
 95: #define DVD_MAT_LTRIANG (1<<10)
 96: #define DVD_MAT_UNITARY (1<<11)

 98: typedef PetscInt EPType_t;
 99: #define DVD_EP_STD (1<<1)
100: #define DVD_EP_HERMITIAN (1<<2)
101: #define DVD_EP_INDEFINITE (1<<3)

103: #define DVD_IS(T,P) ((T) & (P))
104: #define DVD_ISNOT(T,P) (((T) & (P)) ^ (P))

106: /* VecPool */
107: typedef struct VecPool_ {
108:   Vec      v;              /* template vector */
109:   Vec      *vecs;          /* pool of vectors */
110:   PetscInt n;              /* size of vecs */
111:   PetscInt used;           /* number of already used vectors */
112:   PetscInt guess;          /* expected maximum number of vectors */
113:   struct VecPool_ *next;   /* list of pool of vectors */
114: } VecPool_;
115: typedef VecPool_* VecPool;

117: PETSC_EXTERN PetscErrorCode SlepcVecPoolCreate(Vec,PetscInt,VecPool*);
118: PETSC_EXTERN PetscErrorCode SlepcVecPoolDestroy(VecPool*);
119: PETSC_EXTERN PetscErrorCode SlepcVecPoolGetVecs(VecPool,PetscInt,Vec**);
120: PETSC_EXTERN PetscErrorCode SlepcVecPoolRestoreVecs(VecPool,PetscInt,Vec**);
121: #endif