1: #if !defined(_VTKVIMPL_H)
2: #define _VTKVIMPL_H
4: #include <petsc/private/viewerimpl.h>
6: typedef struct _n_PetscViewerVTKObjectLink *PetscViewerVTKObjectLink;
7: struct _n_PetscViewerVTKObjectLink {
8: PetscViewerVTKFieldType ft;
9: PetscObject vec;
10: PetscViewerVTKObjectLink next;
11: PetscInt field;
12: };
14: typedef struct {
15: char *filename;
16: PetscFileMode btype;
17: PetscObject dm;
18: PetscViewerVTKObjectLink link;
19: PetscErrorCode (*write)(PetscObject,PetscViewer);
20: } PetscViewer_VTK;
22: PETSC_EXTERN PetscErrorCode PetscViewerVTKFWrite(PetscViewer,FILE*,const void*,PetscInt,MPI_Datatype);
24: #if defined(PETSC_HAVE_STDINT_H) /* The VTK format requires a 32-bit integer */
25: typedef int32_t PetscVTKInt;
26: #else /* Hope int is 32 bits */
27: typedef int PetscVTKInt;
28: #endif
29: typedef unsigned char PetscVTKType;
31: #define PETSC_VTK_INT_MAX 2147483647
32: #define PETSC_VTK_INT_MIN -2147483647
33: #if defined(PETSC_USE_64BIT_INDICES)
34: # define PetscVTKIntCheck(a) if ((a) > PETSC_VTK_INT_MAX) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Array too long for 32-bit VTK binary format")
35: # define PetscVTKIntCast(a) (PetscVTKInt)(a);PetscVTKIntCheck(a)
36: #else
37: # define PetscVTKIntCheck(a)
38: # define PetscVTKIntCast(a) a
39: #endif
41: /* the only problem we've encountered so far is spaces not being acceptable for paraview field names */
42: PETSC_STATIC_INLINE PetscErrorCode PetscViewerVTKSanitizeName_Internal(char name[], size_t maxlen)
43: {
44: size_t c;
47: for (c = 0; c < maxlen; c++) {
48: char a = name[c];
49: if (a == '\0') break;
50: if (a == ' ') name[c] = '_';
51: }
52: return(0);
53: }
54: #endif