MRTKLIB RTCM Module — RTCM3 local correction message functions. More...

#include <math.h>
#include <string.h>
#include "mrtklib/mrtk_atmos.h"
#include "mrtklib/mrtk_bits.h"
#include "mrtklib/mrtk_coords.h"
#include "mrtklib/mrtk_rtcm.h"
#include "mrtklib/mrtk_sys.h"
#include "mrtklib/mrtk_trace.h"

Include dependency graph for mrtk_rtcm3_local_corr.c:

Macros
#define	SYS_GPS 0x01
#define	SYS_GLO 0x04
#define	SYS_GAL 0x08
#define	SYS_QZS 0x10
#define	SYS_CMP 0x20
#define	TSYS_GAL 3
#define	TOW_LSB 30.0 /* epoch time 30s */
#define	BTYPE_GRID 0 /* block type grid */
#define	BTYPE_STA 1 /* block type station */
#define	ION_BLKSIZE 2.0 /* ionosphere block size */
#define	TRP_BLKSIZE 4.0 /* troposphere block size */
#define	GN(gp)
#define	ION_BAS_LSB 0.35 /* ionospheric delay base value resolution */
#define	ION_DET_LSB 0.002 /* ionospheric delay detail value resolution */
#define	ION_STD_LSB 0.02 /* ionospheric delay std index resolution */
#define	ION_STD_MAX 2.56 /* ionospheric delay std index=7 */
#define	LAT_LSB 0.001 /* station pos latitude resolution */
#define	LON_LSB 0.001 /* station pos longitude resolution */
#define	TRP_BAS_LSB 0.1 /* tropspheric delay base value resolution */
#define	TRP_DET_LSB 0.002 /* tropspheric delay detail value resolution */
#define	TRP_STD_LSB 0.002 /* tropspheric delay std index resolution */
#define	TRP_STD_MAX 0.256 /* tropspheric delay std index=7 */
#define	ROUND(x)

Functions
void	initblkinf (blkinf_t *b)
	Initialize block information struct.
static int	decode_lclhead (rtcm_t rtcm, int type, blkinf_t blkinf)
int	decode_lcltrop (rtcm_t *rtcm, int type)
	Decode local tropospheric delay correction grid RTCM message.
int	decode_lcliono (rtcm_t *rtcm, int type)
	Decode local ionospheric delay correction grid RTCM message.
static int	encode_lclhead (rtcm_t rtcm, int type, blkinf_t blkinf)
int	encode_lcltrop (rtcm_t *rtcm, int type)
	Encode local tropospheric delay correction grid RTCM message.
int	encode_lcliono (rtcm_t *rtcm, int type)
	Encode local ionospheric delay correction grid RTCM message.

Variables
static const double	PI = 3.1415926535897932
static const double	D2R = 3.1415926535897932 / 180.0
static const double	R2D = 180.0 / 3.1415926535897932
static const double	RE_WGS84 = 6378137.0

Detailed Description

MRTKLIB RTCM Module — RTCM3 local correction message functions.

Definition in file mrtk_rtcm3_local_corr.c.

Macro Definition Documentation

◆ BTYPE_GRID

#define BTYPE_GRID 0 /* block type grid */

Definition at line 45 of file mrtk_rtcm3_local_corr.c.

Referenced by block2stat(), decode_lclhead(), initblkinf(), initgridsta(), and output_lclcmb().

◆ BTYPE_STA

#define BTYPE_STA 1 /* block type station */

Definition at line 46 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lclhead(), and output_lclcmb().

◆ GN

#define GN ( gp )

Value:

(gp == 1 ? 64 : 16)

Definition at line 52 of file mrtk_rtcm3_local_corr.c.

Referenced by initblkinf().

◆ ION_BAS_LSB

#define ION_BAS_LSB 0.35 /* ionospheric delay base value resolution */

Definition at line 94 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lcliono(), encode_lcliono(), and encode_lcltrop().

◆ ION_BLKSIZE

#define ION_BLKSIZE 2.0 /* ionosphere block size */

Definition at line 47 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lclhead(), and initgridsta().

◆ ION_DET_LSB

#define ION_DET_LSB 0.002 /* ionospheric delay detail value resolution */

Definition at line 95 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lcliono(), and encode_lcliono().

◆ ION_STD_LSB

#define ION_STD_LSB 0.02 /* ionospheric delay std index resolution */

Definition at line 96 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lcliono(), and encode_lcliono().

◆ ION_STD_MAX

#define ION_STD_MAX 2.56 /* ionospheric delay std index=7 */

Definition at line 97 of file mrtk_rtcm3_local_corr.c.

Referenced by encode_lcliono().

◆ LAT_LSB

#define LAT_LSB 0.001 /* station pos latitude resolution */

Definition at line 98 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lcliono(), decode_lcltrop(), encode_lcliono(), and encode_lcltrop().

◆ LON_LSB

#define LON_LSB 0.001 /* station pos longitude resolution */

Definition at line 99 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lcliono(), decode_lcltrop(), encode_lcliono(), and encode_lcltrop().

◆ ROUND

#define ROUND ( x )

Value:

(int)floor((x) + 0.5)

Definition at line 105 of file mrtk_rtcm3_local_corr.c.

Referenced by encode_lclhead().

◆ SYS_CMP

#define SYS_CMP 0x20

Definition at line 35 of file mrtk_rtcm3_local_corr.c.

◆ SYS_GAL

#define SYS_GAL 0x08

Definition at line 33 of file mrtk_rtcm3_local_corr.c.

◆ SYS_GLO

#define SYS_GLO 0x04

Definition at line 32 of file mrtk_rtcm3_local_corr.c.

◆ SYS_GPS

#define SYS_GPS 0x01

Definition at line 31 of file mrtk_rtcm3_local_corr.c.

◆ SYS_QZS

#define SYS_QZS 0x10

Definition at line 34 of file mrtk_rtcm3_local_corr.c.

◆ TOW_LSB

#define TOW_LSB 30.0 /* epoch time 30s */

Definition at line 44 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lclhead(), and encode_lclhead().

◆ TRP_BAS_LSB

#define TRP_BAS_LSB 0.1 /* tropspheric delay base value resolution */

Definition at line 100 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lcltrop(), and encode_lcltrop().

◆ TRP_BLKSIZE

#define TRP_BLKSIZE 4.0 /* troposphere block size */

Definition at line 48 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lclhead(), and initgridsta().

◆ TRP_DET_LSB

#define TRP_DET_LSB 0.002 /* tropspheric delay detail value resolution */

Definition at line 101 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lcltrop(), and encode_lcltrop().

◆ TRP_STD_LSB

#define TRP_STD_LSB 0.002 /* tropspheric delay std index resolution */

Definition at line 102 of file mrtk_rtcm3_local_corr.c.

Referenced by decode_lcltrop(), and encode_lcltrop().

◆ TRP_STD_MAX

#define TRP_STD_MAX 0.256 /* tropspheric delay std index=7 */

Definition at line 103 of file mrtk_rtcm3_local_corr.c.

Referenced by encode_lcltrop().

◆ TSYS_GAL

#define TSYS_GAL 3

Definition at line 37 of file mrtk_rtcm3_local_corr.c.

Function Documentation

◆ decode_lclhead()

int decode_lclhead	(	rtcm_t *	rtcm,
		int	type,
		blkinf_t *	blkinf )

static

Definition at line 108 of file mrtk_rtcm3_local_corr.c.

References blkinf_t::bn, blkinf_t::bs, blkinf_t::btype, BTYPE_GRID, BTYPE_STA, getbitu(), blkinf_t::gpitch, gst2time(), initblkinf(), ION_BLKSIZE, blkinf_t::mask, blkinf_t::n, rtcm, gtime_t::time, time2gst(), timediff(), TOW_LSB, and TRP_BLKSIZE.

Referenced by decode_lcliono(), and decode_lcltrop().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ decode_lcliono()

int decode_lcliono	(	rtcm_t *	rtcm,
		int	type )

Decode local ionospheric delay correction grid RTCM message.

Parameters

[in,out]	rtcm	RTCM control struct
[in]	type	Message type

Returns: Status (1:ok, 0:error)

Definition at line 260 of file mrtk_rtcm3_local_corr.c.

References blkinf_t::bn, blkinf_t::bpos, blkinf_t::btype, D2R, decode_lclhead(), getbitu(), blkinf_t::gp, blkinf_t::gpitch, blkinf_t::grid, ion_t::ion, ION_BAS_LSB, ION_DET_LSB, ION_STD_LSB, LAT_LSB, LON_LSB, MAXSAT, MINPRNCMP, MINPRNGAL, MINPRNGLO, MINPRNGPS, MINPRNQZS, blkinf_t::n, NSATCMP, NSATGAL, NSATGLO, NSATGPS, NSATQZS, pos2ecef(), R2D, rtcm, rtcm_lclblk(), satno(), ion_t::std, SYS_CMP, SYS_GAL, SYS_GLO, SYS_GPS, SYS_QZS, ion_t::time, time_str(), and trace().

Referenced by decode_rtcm3().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ decode_lcltrop()

int decode_lcltrop	(	rtcm_t *	rtcm,
		int	type )

Decode local tropospheric delay correction grid RTCM message.

Parameters

[in,out]	rtcm	RTCM control struct
[in]	type	Message type

Returns: Status (1:ok, 0:error)

Definition at line 185 of file mrtk_rtcm3_local_corr.c.

References blkinf_t::bn, blkinf_t::bpos, blkinf_t::btype, D2R, decode_lclhead(), spos_t::ecef, getbitu(), blkinf_t::gp, blkinf_t::gpitch, blkinf_t::grid, LAT_LSB, LON_LSB, blkinf_t::n, PI, pos2ecef(), R2D, rtcm, rtcm_lclblk(), sitetrp_t::site, trp_t::std, trp_t::time, time_str(), trace(), tropmodel(), trp_t::trp, TRP_BAS_LSB, TRP_DET_LSB, TRP_STD_LSB, and sitetrp_t::trpd.

Referenced by decode_rtcm3().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ encode_lclhead()

int encode_lclhead	(	rtcm_t *	rtcm,
		int	type,
		blkinf_t *	blkinf )

static

Definition at line 424 of file mrtk_rtcm3_local_corr.c.

References blkinf_t::bn, blkinf_t::gpitch, blkinf_t::mask, blkinf_t::n, ROUND, rtcm, setbitu(), time2gpst(), and TOW_LSB.

Referenced by encode_lcliono(), and encode_lcltrop().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ encode_lcliono()

int encode_lcliono	(	rtcm_t *	rtcm,
		int	type )

Encode local ionospheric delay correction grid RTCM message.

Parameters

[in,out]	rtcm	RTCM control struct
[in]	type	Message type

Returns: Status (1:ok, 0:error)

Definition at line 577 of file mrtk_rtcm3_local_corr.c.

References blkinf_t::bn, blkinf_t::bpos, blkinf_t::btype, encode_lclhead(), blkinf_t::gp, blkinf_t::gpitch, blkinf_t::grid, ion_t::ion, ION_BAS_LSB, ION_DET_LSB, ION_STD_LSB, ION_STD_MAX, LAT_LSB, LON_LSB, MAXIONSTA, MAXOBS, MINPRNCMP, MINPRNGAL, MINPRNGLO, MINPRNGPS, MINPRNQZS, blkinf_t::n, NSATCMP, NSATGAL, NSATGLO, NSATGPS, NSATQZS, R2D, rtcm, satno(), satsys(), setbitu(), ion_t::std, SYS_CMP, SYS_GAL, SYS_GLO, SYS_GPS, SYS_QZS, ion_t::time, time_str(), and trace().

Referenced by encode_rtcm3().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ encode_lcltrop()

int encode_lcltrop	(	rtcm_t *	rtcm,
		int	type )

Encode local tropospheric delay correction grid RTCM message.

Parameters

[in,out]	rtcm	RTCM control struct
[in]	type	Message type

Returns: Status (1:ok, 0:error)

Definition at line 480 of file mrtk_rtcm3_local_corr.c.

References blkinf_t::bn, blkinf_t::bpos, blkinf_t::btype, encode_lclhead(), blkinf_t::gp, blkinf_t::gpitch, blkinf_t::grid, ION_BAS_LSB, LAT_LSB, LON_LSB, MAXTRPSTA, blkinf_t::n, PI, R2D, rtcm, setbitu(), trp_t::std, gtime_t::time, trp_t::time, time_str(), timediff(), trace(), tropmodel(), trp_t::trp, TRP_BAS_LSB, TRP_DET_LSB, TRP_STD_LSB, and TRP_STD_MAX.

Referenced by encode_rtcm3().

Here is the call graph for this function:

Here is the caller graph for this function:

◆ initblkinf()

void initblkinf ( blkinf_t * b )

Initialize block information struct.

Parameters

[in,out] b Block information struct

Definition at line 58 of file mrtk_rtcm3_local_corr.c.

References blkinf_t::bn, blkinf_t::bpos, blkinf_t::bs, blkinf_t::btype, BTYPE_GRID, D2R, GN, blkinf_t::gp, blkinf_t::gpitch, blkinf_t::grid, blkinf_t::mask, and blkinf_t::n.

Referenced by decode_lclhead(), and initgridsta().

Here is the caller graph for this function:

Variable Documentation

◆ D2R

const double D2R = 3.1415926535897932 / 180.0

static

Definition at line 40 of file mrtk_rtcm3_local_corr.c.

◆ PI

const double PI = 3.1415926535897932

static

Definition at line 39 of file mrtk_rtcm3_local_corr.c.

◆ R2D

const double R2D = 180.0 / 3.1415926535897932

static

Definition at line 41 of file mrtk_rtcm3_local_corr.c.

◆ RE_WGS84

const double RE_WGS84 = 6378137.0

static

Definition at line 42 of file mrtk_rtcm3_local_corr.c.

Macros

Functions

Variables

Detailed Description

Macro Definition Documentation

◆ BTYPE_GRID

◆ BTYPE_STA

◆ GN

◆ ION_BAS_LSB

◆ ION_BLKSIZE

◆ ION_DET_LSB

◆ ION_STD_LSB

◆ ION_STD_MAX

◆ LAT_LSB

◆ LON_LSB

◆ ROUND

◆ SYS_CMP

◆ SYS_GAL

◆ SYS_GLO

◆ SYS_GPS

◆ SYS_QZS

◆ TOW_LSB

◆ TRP_BAS_LSB

◆ TRP_BLKSIZE

◆ TRP_DET_LSB

◆ TRP_STD_LSB

◆ TRP_STD_MAX

◆ TSYS_GAL

Function Documentation

◆ decode_lclhead()

◆ decode_lcliono()

◆ decode_lcltrop()

◆ encode_lclhead()

◆ encode_lcliono()

◆ encode_lcltrop()

◆ initblkinf()

Variable Documentation

◆ D2R

◆ PI

◆ R2D

◆ RE_WGS84