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添加定位加权平均算法

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This commit is contained in:
ZhanGSKen 2025-03-11 11:02:57 +08:00
parent 4fd636090e
commit 8ba0c3937d
4 changed files with 122 additions and 30 deletions
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4
positions/build.properties
View File

@ -1,8 +1,8 @@
#Created by .winboll/winboll_app_build.gradle
#Mon Mar 10 13:10:04 GMT 2025
#Tue Mar 11 03:01:39 GMT 2025
stageCount=0
libraryProject=
baseVersion=1.0
publishVersion=1.0.0
buildCount=252
buildCount=254
baseBetaVersion=1.0.1

68
positions/src/main/java/cc/winboll/studio/positions/fragments/PositionsFragment.java
View File

@ -17,13 +17,14 @@ import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.core.app.ActivityCompat;
import androidx.fragment.app.Fragment;
import cc.winboll.studio.positions.R;
import android.widget.Button;
import cc.winboll.studio.positions.utils.LocationFusion;
public class PositionsFragment extends Fragment {
@ -33,9 +34,17 @@ public class PositionsFragment extends Fragment {
private int mPage;
private LocationManager locationManager;
private TextView locationTextView;
double latitudeLock;
double longitudeLock;
private TextView tvWifiLocation;
private TextView tvGPSLocation;
private TextView tvFuseLocation;
double latitudeWifiLock;
double longitudeWifiLock;
double latitudeGPSLock;
double longitudeGPSLock;
double latitudeFuseLock;
double longitudeFuseLock;
// public static PositionsFragment newInstance(int page) {
@ -63,14 +72,16 @@ public class PositionsFragment extends Fragment {
// Toolbar toolbar = viewMain.findViewById(R.id.toolbar);
// getActivity().getMenuInflater().inflate(R.menu.toolbar_positions, toolbar.getMenu());
//
locationTextView = viewMain.findViewById(R.id.current_position_tv);
tvWifiLocation = viewMain.findViewById(R.id.wifi_position_tv);
tvGPSLocation = viewMain.findViewById(R.id.gps_position_tv);
tvFuseLocation = viewMain.findViewById(R.id.fuse_position_tv);
locationManager = (LocationManager) getActivity().getSystemService(getActivity().LOCATION_SERVICE);
Button btnLockingPosition = viewMain.findViewById(R.id.locking_position_btn);
btnLockingPosition.setOnClickListener(new View.OnClickListener(){
@Override
public void onClick(View p1) {
TXMSFragment.moveToLocation(latitudeLock, longitudeLock);
TXMSFragment.moveToLocation(latitudeFuseLock, longitudeFuseLock);
}
});
@ -121,7 +132,7 @@ public class PositionsFragment extends Fragment {
@Override
public void onLocationChanged(Location location) {
// 处理GPS定位结果
updateLocation(location);
updateGPSLocation(location);
}
@Override
@ -138,7 +149,7 @@ public class PositionsFragment extends Fragment {
@Override
public void onLocationChanged(Location location) {
// 处理基站（网络）定位结果
updateLocation(location);
updateWifiLocation(location);
}
@Override
@ -151,16 +162,49 @@ public class PositionsFragment extends Fragment {
public void onProviderDisabled(String provider) {}
};
private void updateLocation(Location location) {
void updateWifiLocation(Location location) {
if (location != null) {
double latitude = location.getLatitude();
double longitude = location.getLongitude();
latitudeLock = latitude;
longitudeLock = longitude;
latitudeWifiLock = latitude;
longitudeWifiLock = longitude;
// 简单的融合示例：这里只是显示最后获取到的位置，实际应用中需要更复杂的融合算法
locationTextView.setText("Latitude: " + latitude + "\nLongitude: " + longitude);
tvWifiLocation.setText(String.format("Wifi [ Latitude: %f \nLongitude: %f ]", latitudeWifiLock, longitudeWifiLock));
fuseLocationData();
}
}
void updateGPSLocation(Location location) {
if (location != null) {
double latitude = location.getLatitude();
double longitude = location.getLongitude();
latitudeGPSLock = latitude;
longitudeGPSLock = longitude;
// 简单的融合示例：这里只是显示最后获取到的位置，实际应用中需要更复杂的融合算法
tvGPSLocation.setText(String.format("GPS [ Latitude: %f \nLongitude: %f ]", latitudeGPSLock, longitudeGPSLock));
fuseLocationData();
}
}
void fuseLocationData() {
// 融合数据不充分退出
if (latitudeWifiLock == 0 ||
longitudeWifiLock == 0 ||
latitudeGPSLock == 0 ||
longitudeGPSLock == 0) {
return;
}
double[] result = LocationFusion.fuseLocationData(latitudeGPSLock, longitudeGPSLock,
latitudeWifiLock, longitudeWifiLock,
0.6, 0.4);
latitudeFuseLock = result[0];
longitudeFuseLock = result[1];
tvFuseLocation.setText(String.format("Fuse [ Latitude: %f \nLongitude: %f ]", latitudeFuseLock, longitudeFuseLock));
}
}

31
positions/src/main/java/cc/winboll/studio/positions/utils/LocationFusion.java Normal file
View File

@ -0,0 +1,31 @@
package cc.winboll.studio.positions.utils;
/**
* @Author ZhanGSKen@AliYun.Com
* @Date 2025/03/11 09:36:52
* @Describe 定位数据融合类
*/
public class LocationFusion {
public static final String TAG = "LocationFusion";
// 融合定位数据的方法
public static double[] fuseLocationData(double latitudeGPSLock, double longitudeGPSLock,
double latitudeWifiLock, double longitudeWifiLock, double gpsWeight, double wifiWeight) {
if (gpsWeight + wifiWeight != 1) {
throw new IllegalArgumentException("GPS权重和Wi-Fi权重之和必须为1");
}
double lat = latitudeGPSLock * gpsWeight + latitudeWifiLock * wifiWeight;
double lon = longitudeGPSLock * gpsWeight + longitudeWifiLock * wifiWeight;
return new double[]{lat, lon};
}
// public static void main(String[] args) {
// double[] gpsLocation = {30.5, 120.5};
// double[] wifiLocation = {30.6, 120.6};
// double gpsWeight = 0.6;
// double wifiWeight = 0.4;
// double[] fusedLocation = fuseLocationData(gpsLocation, wifiLocation, gpsWeight, wifiWeight);
// System.out.println("融合后的纬度: " + fusedLocation[0] + ", 经度: " + fusedLocation[1]);
// }
}

27
positions/src/main/res/layout/fragment_positions.xml
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@ -10,14 +10,31 @@
android:orientation="horizontal"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center_vertical">
android:gravity="center_vertical"
android:layout_weight="1.0">
<TextView
<LinearLayout
android:orientation="vertical"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="fragment_positions"
android:layout_weight="1.0"
android:id="@+id/current_position_tv"/>
android:layout_weight="1.0">
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/wifi_position_tv"/>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/gps_position_tv"/>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/fuse_position_tv"/>
</LinearLayout>
<Button
android:layout_width="wrap_content"