Arducoper 2.5.3
navigation pde
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x_actual_speed = (float)(g_gps->longitude - last_longitude) * scaleLongDown *
tmp;
y_actual_speed = (float)(g_gps->latitude - last_latitude) * tmp;
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v = distance_cm_sec / time
t = tmp /time in seconds, its ok
g_gps->latitude - last_latitude its distance in degrees * 10^7
each degree = 111.11 km , to cm = * 10^7 = 1111100000cm
as result y_actual_speed not in sm/sec
Original issue reported on code.google.com by alexeyko...@gmail.com on 4 Apr 2012 at 1:48
Original issue reported on code.google.com by
alexeyko...@gmail.com
on 4 Apr 2012 at 1:48