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Changed latitude_fixed to be negative when south of the equator and longitude_fixed to be negative when west of prime meridian.y

This commit is contained in:
Mark Tomlin 2019-06-25 01:43:40 -04:00
parent f14d10148b
commit 413455c985
1 changed files with 26 additions and 17 deletions
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43
Adafruit_GPS.cpp
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@ -74,7 +74,7 @@ boolean Adafruit_GPS::parse(char *nmea) {
}
}
} else {
return false;
return false;
}
// look for a few common sentences
char *p = nmea;
@ -266,13 +266,16 @@ void Adafruit_GPS::parseLat(char *p) {
*/
/**************************************************************************/
boolean Adafruit_GPS::parseLatDir(char *p) {
if (',' != *p)
{
if (p[0] == 'S') latitudeDegrees *= -1.0;
if (p[0] == 'N') lat = 'N';
else if (p[0] == 'S') lat = 'S';
else if (p[0] == ',') lat = 0;
else return false;
if (p[0] == 'S') {
lat = 'S';
latitudeDegrees *= -1.0;
latitude_fixed *= -1.0;
} else if (p[0] == 'N') {
lat = 'N';
} else if (p[0] == ',') {
lat = 0;
} else {
return false;
}
return true;
}
@ -315,11 +318,17 @@ void Adafruit_GPS::parseLon(char *p) {
boolean Adafruit_GPS::parseLonDir(char *p) {
if (',' != *p)
{
if (p[0] == 'W') longitudeDegrees *= -1.0;
if (p[0] == 'W') lon = 'W';
else if (p[0] == 'E') lon = 'E';
else if (p[0] == ',') lon = 0;
else return false;
if (p[0] == 'W') {
lon = 'W';
longitudeDegrees *= -1.0;
longitude_fixed *= -1.0;
} else if (p[0] == 'E') {
lon = 'E';
} else if (p[0] == ',') {
lon = 0;
} else {
return false;
}
}
return true;
}
@ -406,7 +415,7 @@ char Adafruit_GPS::read(void) {
// }
currentline[lineidx++] = c;
if (lineidx >= MAXLINELENGTH)
lineidx = MAXLINELENGTH-1; // ensure there is someplace to put the next received character
lineidx = MAXLINELENGTH-1; // ensure there is someplace to put the next received character
if (c == '\n') {
currentline[lineidx] = 0;
@ -424,7 +433,7 @@ char Adafruit_GPS::read(void) {
//Serial.println("----");
lineidx = 0;
recvdflag = true;
recvdTime = millis(); // time we got the end of the string
recvdTime = millis(); // time we got the end of the string
}
return c;
@ -585,7 +594,7 @@ boolean Adafruit_GPS::waitForSentence(const char *wait4me, uint8_t max, boolean
i++;
if (strStartsWith(nmea, wait4me))
return true;
return true;
}
}
@ -641,7 +650,7 @@ boolean Adafruit_GPS::LOCUS_ReadStatus(void) {
response++;
parsed[i]=0;
while ((response[0] != ',') &&
(response[0] != '*') && (response[0] != 0)) {
(response[0] != '*') && (response[0] != 0)) {
parsed[i] *= 10;
char c = response[0];
if (isDigit(c))