thooge/esp32-nmea2000-obp60
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PageCurrent: Limit leeway size when STW is too small

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This commit is contained in:
Ulrich Meine
2026-07-23 00:07:17 +02:00
parent 88dfa84cc8
commit eaa1f793ff
1 changed files with 6 additions and 3 deletions
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lib/obp60task/PageCurrent.cpp
+5 -2
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@@ -106,12 +106,15 @@ private:
double stw // speed through water (m/s) double stw // speed through water (m/s)
) )
{ {
if (stw == 0) { static constexpr double MINSTW = 0.5; // minimum speed (m/s) for leeway calculation to prevent math explosion
static constexpr double MAXLAY = 30.0 * DEG_TO_RAD; // cap leeway at this level of degree;
if (stw < MINSTW) {
return 0; return 0;
} }
double lay = leeK * roll / (stw * stw); double lay = leeK * roll / (stw * stw);
return lay; return std::min(lay, MAXLAY);
} }
double calcCTW( double calcCTW(