dig_defines.h

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/*!
   \file include/vect/dig_defines.h
 
   Defines for diglib (part of vector library)
 */
 
/*! \brief Name of vector directory */
#define GV_DIRECTORY           "vector"
/*! \brief Format description, data location (OGR) */
#define GV_FRMT_ELEMENT        "frmt"
/*! \brief Native format, coordinates */
#define GV_COOR_ELEMENT        "coor"
/*! \brief Native format, header information */
#define GV_HEAD_ELEMENT        "head"
/*! \brief Native format, link to database */
#define GV_DBLN_ELEMENT        "dbln"
/*! \brief Native format, history file */
#define GV_HIST_ELEMENT        "hist"
/*! \brief Native format, topology file */
#define GV_TOPO_ELEMENT        "topo"
/*! \brief Native format, spatial index */
#define GV_SIDX_ELEMENT        "sidx"
/*! \brief Native format, category index */
#define GV_CIDX_ELEMENT        "cidx"
/*! \brief External format (OGR), feature index */
#define GV_FIDX_ELEMENT        "fidx"
/*! \brief Color table */
#define GV_COLR_ELEMENT        "colr"
/*! \brief Name of directory for alternative color tables */
#define GV_COLR2_DIRECTORY     "vcolr2"
/*! \brief Name of the timestamp file */
#define GV_TIMESTAMP_ELEMENT   "timestamp"
 
/*! \brief Sizes of types used in portable format (different names used in
   Vlib/ and diglib/ for the same thing)
 
   Assumptions:
   - double =    8 byte IEEE
   -  float =    4 byte IEEE
   -   long =    4 byte int
   -  short =    2 byte int
 
   \todo To be moved to gislib?
 */
#define PORT_DOUBLE            8
#define PORT_FLOAT             4
#define PORT_LONG              4
#define PORT_INT               4
#define PORT_SHORT             2
#define PORT_CHAR              1
#define PORT_OFF_T             8
 
/*! \brief replace by PORT_* in Vlib later and remove :
 
   \todo To be removed ?
 */
#define DBL_SIZ                8
#define FLT_SIZ                4
#define LNG_SIZ                4
#define SHRT_SIZ               2
 
/*! \brief Limits for portable types
 
   \todo To be moved to gislib?
 */
#define PORT_DOUBLE_MAX        1.7976931348623157e+308
#define PORT_DOUBLE_MIN        2.2250738585072014e-308
#define PORT_FLOAT_MAX         3.40282347e+38F
#define PORT_FLOAT_MIN         1.17549435e-38F
#define PORT_LONG_MAX          2147483647L
#define PORT_LONG_MIN          (-2147483647L)
#define PORT_INT_MAX           2147483647
#define PORT_INT_MIN           (-2147483647)
#define PORT_SHORT_MAX         32767
#define PORT_SHORT_MIN         (-32768)
#define PORT_CHAR_MAX          127
#define PORT_CHAR_MIN          (-128)
 
/*! \brief Geometry data formats supported by lib
   Don't change GV_FORMAT_* values, this order is hardcoded in lib
 */
/*! \brief GRASS native format */
#define GV_FORMAT_NATIVE       0
/*! \brief OGR format */
#define GV_FORMAT_OGR          1
/*! \brief OGR format (direct access) */
#define GV_FORMAT_OGR_DIRECT   2
/*! \brief PostGIS format */
#define GV_FORMAT_POSTGIS      3
 
/*! \brief GRASS topology - native format */
#define GV_TOPO_NATIVE         0
/*! \brief Pseudo-topology - external simple features (OGR/PostGIS) format */
#define GV_TOPO_PSEUDO         1
/*! \brief PostGIS topology - external PostGIS format */
#define GV_TOPO_POSTGIS        2
 
/*! \brief One table linked to vector map */
#define GV_1TABLE              0
/*! \brief More tables linked to vector map */
#define GV_MTABLE              1
 
/*! \brief Read-only vector map open mode */
#define GV_MODE_READ           0
/*! \brief Write vector map open mode */
#define GV_MODE_WRITE          1
/*! \brief Read-write vector map open mode */
#define GV_MODE_RW             2
 
/*! \brief Vector map open code */
#define VECT_OPEN_CODE         0x5522AA22
/*! \brief Vector map close code */
#define VECT_CLOSED_CODE       0x22AA2255
 
/*! \brief Vector level - without topology */
#define LEVEL_1                1
/*! \brief Vector level - with 2D topology */
#define LEVEL_2                2
/*! \brief Vector level - with 3D topology (not implemented yet) */
#define LEVEL_3                3
 
/*! \brief Topology levels - nothing to build */
#define GV_BUILD_NONE          0
/*! \brief Topology levels - basic level (without areas and isles) */
#define GV_BUILD_BASE          1
/*! \brief Topology levels - build areas */
#define GV_BUILD_AREAS         2
/*! \brief Topology levels - attach islands to areas */
#define GV_BUILD_ATTACH_ISLES  3
/*! \brief Topology levels - assign centroids to areas */
#define GV_BUILD_CENTROIDS     4
/*! \brief Topology levels - build everything (currently same as
 * GV_BUILD_CENTROIDS) */
#define GV_BUILD_ALL           GV_BUILD_CENTROIDS
 
/*! \brief Check if vector map is open */
#define VECT_OPEN(Map)         (Map->open == VECT_OPEN_CODE)
 
/*! \brief Memory mode */
#define GV_MEMORY_ALWAYS       1
#define GV_MEMORY_NEVER        2
#define GV_MEMORY_AUTO         3
 
/*! \brief Coordinates file head size */
#define GV_COOR_HEAD_SIZE      14
 
#define GRASS_V_VERSION        "5.0"
/*! \brief The latest versions of files known by current version of
   the library. Used for new files */
#define GV_COOR_VER_MAJOR      5
#define GV_COOR_VER_MINOR      1
#define GV_TOPO_VER_MAJOR      5
#define GV_TOPO_VER_MINOR      1
#define GV_SIDX_VER_MAJOR      5
#define GV_SIDX_VER_MINOR      1
#define GV_CIDX_VER_MAJOR      5
#define GV_CIDX_VER_MINOR      0
 
/*! \brief The oldest versions of the library, which are capable to
   read the files created by the current version */
#define GV_COOR_EARLIEST_MAJOR 5
#define GV_COOR_EARLIEST_MINOR 1
#define GV_TOPO_EARLIEST_MAJOR 5
#define GV_TOPO_EARLIEST_MINOR 1
#define GV_SIDX_EARLIEST_MAJOR 5
#define GV_SIDX_EARLIEST_MINOR 1
#define GV_CIDX_EARLIEST_MAJOR 5
#define GV_CIDX_EARLIEST_MINOR 0
 
/*! \brief 2D/3D vector data */
#define WITHOUT_Z              0
#define WITH_Z                 1
 
/*! \brief Boundary side indicator left/right */
#define GV_LEFT                1
#define GV_RIGHT               2
 
/*! \brief Line direction indicator forward/backward */
#define GV_FORWARD             1
#define GV_BACKWARD            2
 
/*! \brief Feature types used in memory on run time (may change) */
#define GV_POINT               0x01
#define GV_LINE                0x02
#define GV_BOUNDARY            0x04
#define GV_CENTROID            0x08
#define GV_FACE                0x10
#define GV_KERNEL              0x20
#define GV_AREA                0x40
#define GV_VOLUME              0x80
 
#define GV_POINTS              (GV_POINT | GV_CENTROID)
#define GV_LINES               (GV_LINE | GV_BOUNDARY)
 
/*! \brief Feature types used in store like 'coor' file or postgis type column
 * (must not change) */
#define GV_STORE_POINT         1
#define GV_STORE_LINE          2
#define GV_STORE_BOUNDARY      3
#define GV_STORE_CENTROID      4
#define GV_STORE_FACE          5
#define GV_STORE_KERNEL        6
#define GV_STORE_AREA          7 /* used in category index file */
#define GV_STORE_VOLUME        8 /* used in category index file */
 
/*! \brief Overlay operators */
#define GV_ON_AND              "AND" /* intersect */
#define GV_ON_OVERLAP          "OVERLAP"
 
enum overlay_operator { GV_O_AND, GV_O_OVERLAP };
 
typedef enum overlay_operator OVERLAY_OPERATOR;
 
/*! \brief Maximum number of categories for one element */
#define GV_NCATS_MAX          PORT_INT_MAX
/*! \brief Maximum field */
#define GV_FIELD_MAX          PORT_INT_MAX
/*! \brief Maximum category value */
#define GV_CAT_MAX            PORT_INT_MAX
 
/*! \brief GRASS ASCII vector format - point format */
#define GV_ASCII_FORMAT_POINT 0
/*! \brief GRASS ASCII vector format - standard format */
#define GV_ASCII_FORMAT_STD   1
/*! \brief GRASS ASCII vector format - well-known-text format */
#define GV_ASCII_FORMAT_WKT   2
 
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpedantic"
#elif defined(__GNUC__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpedantic"
#endif
/*! \brief Simple feature types
 
   Taken from GDAL/OGR library (ogr/ogr_core.h)
 */
typedef enum {
    SF_GEOMETRY = 0,           /* unknown type, non-standard */
    SF_POINT = 1,              /* 0-dimensional geometric object */
    SF_LINESTRING = 2,         /* 1-dimensional geometric object with linear
                                  interpolation between Points */
    SF_POLYGON = 3,            /* planar 2-dimensional geometric object defined
                                  by 1 exterior boundary and 0 or more interior
                                  boundaries */
    SF_MULTIPOINT = 4,         /* GeometryCollection of Points */
    SF_MULTILINESTRING = 5,    /* GeometryCollection of LineStrings */
    SF_MULTIPOLYGON = 6,       /* GeometryCollection of Polygons */
    SF_GEOMETRYCOLLECTION = 7, /* geometric object that is a collection of 1
                                  or more geometric objects  */
    SF_NONE = 100,             /* non-standard, for pure attribute records */
    SF_LINEARRING = 101,       /* non-standard */
    SF_POINT25D = 0x80000001,  /* 2.5D extension as per 99-402 */
    SF_LINESTRING25D = 0x80000002,        /* 2.5D extension as per 99-402 */
    SF_POLYGON25D = 0x80000003,           /* 2.5D extension as per 99-402 */
    SF_MULTIPOINT25D = 0x80000004,        /* 2.5D extension as per 99-402 */
    SF_MULTILINESTRING25D = 0x80000005,   /* 2.5D extension as per 99-402 */
    SF_MULTIPOLYGON25D = 0x80000006,      /* 2.5D extension as per 99-402 */
    SF_GEOMETRYCOLLECTION25D = 0x80000007 /* 2.5D extension as per 99-402 */
} SF_FeatureType;
#if defined(__clang__)
#pragma clang diagnostic pop
#elif defined(__GNUC__)
#pragma GCC diagnostic pop
#endif
 
#define HEADSTR               50
 
/*! \brief GRASS-PostGIS data provider - default fid column */
#define GV_PG_FID_COLUMN      "fid"
/*! \brief GRASS-PostGIS data provider - default geometry column */
#define GV_PG_GEOMETRY_COLUMN "geom"