long double telemetryDataPoint::units(long double value, int init, int fin){
if (init==unitIndex("kts") && fin==unitIndex("m/s")) return value/0.514;
if (init==unitIndex("milli-seconds") && fin==unitIndex("seconds")) return value/1000.;
if (init==unitIndex("m") && fin==unitIndex("non-dim")) return value/3.; // take typical commercial GPS accuracy as 3m - good enough guess in 2012
if (init==unitIndex("micro Tesla") && fin==unitIndex("Tesla")) return value/1000000.;
return value;
}
void
SpikeCounter::
AddSpike( int channel, int unit)
{
int unit_index = unitIndex( channel, unit);
_count[unit_index]++;
}
int telemetryDataPoint::fieldUnit(int field){
if (field==fieldIndex("Time")) return unitIndex("seconds");
if (field==fieldIndex("Frequency")) return unitIndex("Hz");
if (field==fieldIndex("Acceleration (X)")) return unitIndex("m/s^2");
if (field==fieldIndex("Acceleration (Y)")) return unitIndex("m/s^2");
if (field==fieldIndex("Acceleration (Z)")) return unitIndex("m/s^2");
if (field==fieldIndex("Gyroscope (X)")) return unitIndex("deg/sec");
if (field==fieldIndex("Gyroscope (Y)")) return unitIndex("deg/sec");
if (field==fieldIndex("Gyroscope (Z)")) return unitIndex("deg/sec");
if (field==fieldIndex("Magnetometer (X)")) return unitIndex("Tesla");
if (field==fieldIndex("Magnetometer (Y)")) return unitIndex("Tesla");
if (field==fieldIndex("Magnetometer (Z)")) return unitIndex("Tesla");
if (field==fieldIndex("Roll")) return unitIndex("deg");
if (field==fieldIndex("Pitch")) return unitIndex("deg");
if (field==fieldIndex("Yaw")) return unitIndex("deg");
if (field==fieldIndex("Latitude")) return unitIndex("deg");
if (field==fieldIndex("Longitude")) return unitIndex("deg");
if (field==fieldIndex("Altitude")) return unitIndex("m");
if (field==fieldIndex("x")) return unitIndex("m");
if (field==fieldIndex("y")) return unitIndex("m");
if (field==fieldIndex("z")) return unitIndex("m");
if (field==fieldIndex("Track")) return unitIndex("deg");
if (field==fieldIndex("Speed")) return unitIndex("m/s");
if (field==fieldIndex("hDOP")) return unitIndex("non-dim");
if (field==fieldIndex("vDOP")) return unitIndex("non-dim");
if (field==fieldIndex("mDOP")) return unitIndex("non-dim");
if (field==fieldIndex("Temperature")) return unitIndex("Celcius");
if (field==fieldIndex("Voltage")) return unitIndex("Volts");
return 0;
}