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Perdict geolocation added x02 ref

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wengki81 2025-06-16 14:42:10 +08:00
parent 78343d3a45
commit 707e6e4221
1 changed files with 74 additions and 15 deletions
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89
android/src/main/java/com/dumon/plugin/geolocation/DumonGeolocation.kt
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@ -72,6 +72,8 @@ class DumonGeolocation : Plugin() {
private val emitIntervalMs: Long = 1000L // hard debounce private val emitIntervalMs: Long = 1000L // hard debounce
// private val emitIntervalMs: Long = 500L // private val emitIntervalMs: Long = 500L
private var motionState: String = "idle" // 'idle', 'driving', 'mocked'
override fun load() { override fun load() {
gpsManager = GpsStatusManager( gpsManager = GpsStatusManager(
context, context,
@ -245,38 +247,95 @@ class DumonGeolocation : Plugin() {
call.resolve(result) call.resolve(result)
} }
// private fun emitPositionUpdate() {
// /*val now = System.currentTimeMillis()
// if (now - lastEmitTimestamp < emitIntervalMs) return
// lastEmitTimestamp = now
// notifyListeners("onPositionUpdate", buildPositionData())*/
//
// val now = System.currentTimeMillis()
// if (now - lastEmitTimestamp < emitIntervalMs) return
//
// val distance = calculateDistance(latestLatitude, latestLongitude, prevLatitude, prevLongitude)
// val isSignificantChange = distance >= significantChangeThreshold
// val speedChanged = abs((latestImu?.speed ?: 0f) - prevSpeed) > speedChangeThreshold
// val directionChanged = abs((latestImu?.directionRad ?: 0f) - prevDirection) > directionChangeThreshold
//
// if (isSignificantChange || speedChanged || directionChanged) {
// prevLatitude = latestLatitude
// prevLongitude = latestLongitude
// prevSpeed = latestImu?.speed ?: 0f
// prevDirection = latestImu?.directionRad ?: 0f
// lastEmitTimestamp = now
//
// notifyListeners("onPositionUpdate", buildPositionData())
// }
//
// // Fallback prediksi jika tidak ada GNSS update > 1.5 detik
// if (System.currentTimeMillis() - latestTimestamp > 1500 && latestImu != null) {
// val (predLat, predLon) = fusionManager?.predictForwardPosition(1.0) ?: return
// latestLatitude = predLat
// latestLongitude = predLon
// latestAccuracy = 10.0
// latestSource = "PREDICTED"
// latestTimestamp = System.currentTimeMillis()
//
// Log.d("DUMON_PREDICTION", "Predicted position: $predLat, $predLon")
// notifyListeners("onPositionUpdate", buildPositionData())
// }
// }
private fun emitPositionUpdate() { private fun emitPositionUpdate() {
/*val now = System.currentTimeMillis()
if (now - lastEmitTimestamp < emitIntervalMs) return
lastEmitTimestamp = now
notifyListeners("onPositionUpdate", buildPositionData())*/
val now = System.currentTimeMillis() val now = System.currentTimeMillis()
if (now - lastEmitTimestamp < emitIntervalMs) return if (now - lastEmitTimestamp < emitIntervalMs) return
val distance = calculateDistance(latestLatitude, latestLongitude, prevLatitude, prevLongitude) val distance = calculateDistance(latestLatitude, latestLongitude, prevLatitude, prevLongitude)
val isSignificantChange = distance >= significantChangeThreshold val speedNow = latestImu?.speed ?: 0f
val speedChanged = abs((latestImu?.speed ?: 0f) - prevSpeed) > speedChangeThreshold val directionNow = latestImu?.directionRad ?: 0f
val directionChanged = abs((latestImu?.directionRad ?: 0f) - prevDirection) > directionChangeThreshold
if (isSignificantChange || speedChanged || directionChanged) { val isSignificantChange = distance >= significantChangeThreshold
val speedChanged = abs(speedNow - prevSpeed) > speedChangeThreshold
val directionChanged = abs(directionNow - prevDirection) > directionChangeThreshold
// Tentukan motion state
motionState = when {
isMockedLocation -> "mocked"
speedNow > 1.0f -> "driving"
else -> "idle"
}
val shouldEmit = isSignificantChange || speedChanged || directionChanged
if (shouldEmit) {
prevLatitude = latestLatitude prevLatitude = latestLatitude
prevLongitude = latestLongitude prevLongitude = latestLongitude
prevSpeed = latestImu?.speed ?: 0f prevSpeed = speedNow
prevDirection = latestImu?.directionRad ?: 0f prevDirection = directionNow
lastEmitTimestamp = now lastEmitTimestamp = now
notifyListeners("onPositionUpdate", buildPositionData()) notifyListeners("onPositionUpdate", buildPositionData())
return
} }
// Fallback prediksi jika tidak ada GNSS update > 1.5 detik maybeEmitPredictedPosition(now, speedNow)
if (System.currentTimeMillis() - latestTimestamp > 1500 && latestImu != null) { }
val (predLat, predLon) = fusionManager?.predictForwardPosition(1.0) ?: return
private fun maybeEmitPredictedPosition(now: Long, speedNow: Float) {
val timeSinceFix = now - latestTimestamp
val shouldPredict = (motionState == "driving") && timeSinceFix > 3000
if (!shouldPredict) return
val (predLat, predLon) = fusionManager?.predictForwardPosition(1.5) ?: return
val predictedDistance = calculateDistance(latestLatitude, latestLongitude, predLat, predLon)
if (predictedDistance > significantChangeThreshold) {
latestLatitude = predLat latestLatitude = predLat
latestLongitude = predLon latestLongitude = predLon
latestAccuracy = 10.0 latestAccuracy = 10.0
latestSource = "PREDICTED" latestSource = "PREDICTED"
latestTimestamp = System.currentTimeMillis() latestTimestamp = now
lastEmitTimestamp = now
Log.d("DUMON_PREDICTION", "Predicted position: $predLat, $predLon") Log.d("DUMON_PREDICTION", "Predicted position: $predLat, $predLon")
notifyListeners("onPositionUpdate", buildPositionData()) notifyListeners("onPositionUpdate", buildPositionData())