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Add support for controlling the accuracy of the receiver location

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written in the JSON metadata used by the webmap.
This commit is contained in:
Oliver Jowett 2014-12-27 20:52:56 +00:00
parent bbcfbb8279
commit 58dfbdcb6b
9 changed files with 52 additions and 5 deletions
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17
net_io.c
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@ -739,11 +739,18 @@ char *generateReceiverJson(int *len)
"\"refresh\" : %d",
MODES_DUMP1090_VERSION, Modes.json_interval * 1000);
if (Modes.fUserLat != 0.0 || Modes.fUserLon != 0.0) {
p += sprintf(p, ", " \
"\"lat\" : %.2f, "
"\"lon\" : %.2f",
Modes.fUserLat, Modes.fUserLon); // round to 2dp - about 0.5-1km accuracy - for privacy reasons
if (Modes.json_location_accuracy && (Modes.fUserLat != 0.0 || Modes.fUserLon != 0.0)) {
if (Modes.json_location_accuracy == 1) {
p += sprintf(p, ", " \
"\"lat\" : %.2f, "
"\"lon\" : %.2f",
Modes.fUserLat, Modes.fUserLon); // round to 2dp - about 0.5-1km accuracy - for privacy reasons
} else {
p += sprintf(p, ", " \
"\"lat\" : %.6f, "
"\"lon\" : %.6f",
Modes.fUserLat, Modes.fUserLon); // exact location
}
}
p += sprintf(p, " }\n");