Diff: SerialGPS.h

Revision:

4:2c76f1ec13a9

Parent:

3:ebd79e3acf14

Child:

5:cc8f9d7f9bdb

diff -r ebd79e3acf14 -r 2c76f1ec13a9 SerialGPS.h
--- a/SerialGPS.h	Tue Mar 02 18:27:46 2021 +0100
+++ b/SerialGPS.h	Thu Apr 01 21:18:48 2021 +0200
@@ -25,6 +25,7 @@
 #define MBED_GPS_H
 
 #include "mbed.h"
+#include <cstring>
 #include "BufferedSerial.h"
 
 #define MAX_LINELENGTH 255
@@ -37,7 +38,7 @@
         SerialGPS(BufferedSerial* serial);
     
         /** 
-        * Sample the incoming GPS data
+        * Read the incoming GPS data
         */
         void read();
     
@@ -55,22 +56,40 @@
         */ 
         bool fix();
 
+        /**
+        * Helper function for converting from Decimal Minutes Seconds (DMS) to Decimal Degrees (DD)
+        *
+        * @param dms float containing the DMS value
+        * @return dd the converted value
+        */
+        inline float convert(float dms)
+        {
+            float degmin, sec;
+            sec = modf(dms, &degmin);
+
+            float deg = (int) degmin / 100;
+            float min = (int) degmin % 100;
+
+            float dd = deg + (min / 60.0) + (sec / 60);
+
+            return dd;
+        };
+
         /** 
-        * The longitude (call sample() to set) 
+        * The longitude (call read() to set) 
         *
         * @return _lat the latitude component
         */
         float get_lon();
 
         /** 
-        * The latitude (call sample() to set) 
+        * The latitude (call read() to set) 
         *
         * @return _lon the longitude component
         */
         float get_lat();
     
     private:
-        float trunc(float v);
         void getline();
         void set_vals();
         char read_char();