Instruction Manual

LandMark CE User’s Manual 73

short &mask_msg; If GPS was ﬁ ltered, this indicates the

reason

Mask Flags

0 GPS data not masked.

1 GPS not in 3D mode.

2 PDOP is greater than maximum allowed

3 GPS not in DGPS mode.

4 Satellite SNR is below the minimum allowed

5 Satellite elevation is below the minimum allowed

6 EHE is greater than the maximum allowed

7 No ﬁ x

Masked GPS — Pushed

This function is the available when a GPS receiver with Real time

capability is being used real-time capable version of the Get Mask

GPS function.

LMCE_API BOOL GetMaskRT

Argument for Function Function Affected

(DWORD &mask_tic Unique Data ID

double &mask_alt, Elevation in meters

double &mask_alt_ft, Elevation in feet

double &mask_lat, Latitude in decimal degree

double &mask_lon, Longitude in decimal degree

char &mask_lathem Hemisphere in N or S

char &mask_lonhem, Hemisphere in East or West

double &maskdeg_lat, Decimal degree without the signs

double &maskdeg_lon, Decimal degree without the signs

int&maskilat, Integer part of the latitude for Degree

minute

int &maskilon, Integer part of the longitude for

Degree minute

double &maskmin_lat, The minute part of the Degree

Minute

double &maskmin_lon, The minute part of the Degree

Minute

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