VTK GetDataScalarType()返回值的解析，VTk图像数据类型宏定义

#define VTK_VOID            0
#define VTK_BIT             1
#define VTK_CHAR            2
#define VTK_SIGNED_CHAR    15
#define VTK_UNSIGNED_CHAR   3
#define VTK_SHORT           4
#define VTK_UNSIGNED_SHORT  5
#define VTK_INT             6
#define VTK_UNSIGNED_INT    7
#define VTK_LONG            8
#define VTK_UNSIGNED_LONG   9
#define VTK_FLOAT          10
#define VTK_DOUBLE         11

#define VTK_ID_TYPE        12

#define VTK_STRING         13
#define VTK_OPAQUE         14


/* These types are enabled if VTK_TYPE_USE_LONG_LONG is defined.  */
#define VTK_LONG_LONG          16
#define VTK_UNSIGNED_LONG_LONG 17


/* This type is enabled if VTK_TYPE_USE___INT64 is defined.  */
#define VTK___INT64            18


/* This type is enabled if VTK_TYPE_USE___INT64 and
   VTK_TYPE_CONVERT_UI64_TO_DOUBLE are both defined.  */
#define VTK_UNSIGNED___INT64   19


/* These types are required by vtkVariant and vtkVariantArray */
#define VTK_VARIANT 20
#define VTK_OBJECT 21


/* Storage for Unicode strings */
#define VTK_UNICODE_STRING 22

/*--------------------------------------------------------------------------*/
/* Define a unique integer identifier for each vtkDataObject type.          */
/* When adding a new data type here, make sure to update                    */
/* vtkDataObjectTypes as well.                                              */
#define VTK_POLY_DATA                       0
#define VTK_STRUCTURED_POINTS               1
#define VTK_STRUCTURED_GRID                 2
#define VTK_RECTILINEAR_GRID                3
#define VTK_UNSTRUCTURED_GRID               4
#define VTK_PIECEWISE_FUNCTION              5
#define VTK_IMAGE_DATA                      6
#define VTK_DATA_OBJECT                     7
#define VTK_DATA_SET                        8
#define VTK_POINT_SET                       9
#define VTK_UNIFORM_GRID                   10
#define VTK_COMPOSITE_DATA_SET             11
#define VTK_MULTIGROUP_DATA_SET            12
#define VTK_MULTIBLOCK_DATA_SET            13
#define VTK_HIERARCHICAL_DATA_SET          14
#define VTK_HIERARCHICAL_BOX_DATA_SET      15
#define VTK_GENERIC_DATA_SET               16
#define VTK_HYPER_OCTREE                   17
#define VTK_TEMPORAL_DATA_SET              18
#define VTK_TABLE                          19
#define VTK_GRAPH                          20
#define VTK_TREE                           21
#define VTK_SELECTION                      22
#define VTK_DIRECTED_GRAPH                 23
#define VTK_UNDIRECTED_GRAPH               24
#define VTK_MULTIPIECE_DATA_SET            25
#define VTK_DIRECTED_ACYCLIC_GRAPH         26
#define VTK_ARRAY_DATA                     27
#define VTK_REEB_GRAPH                     28
#define VTK_UNIFORM_GRID_AMR               29
#define VTK_NON_OVERLAPPING_AMR            30
#define VTK_OVERLAPPING_AMR                31
#define VTK_HYPER_TREE_GRID                32
#define VTK_MOLECULE                       33
#define VTK_PISTON_DATA_OBJECT             34
#define VTK_PATH                           35
#define VTK_UNSTRUCTURED_GRID_BASE         36

笔者想知道GetDataScalarType（）函数返回的int数字具体代表什么类型的数据，在网上找不到相关资料，故分享出来希望帮到其他人。