BLE-Indoor-Positioning | Multilateration using bluetooth beacons
kandi X-RAY | BLE-Indoor-Positioning Summary
kandi X-RAY | BLE-Indoor-Positioning Summary
This repo contains a Java library that is capable of estimating locations based on advertising packets received from Bluetooth beacons. It also contains an Android app that uses this library to visualize beacon and location data.
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Top functions reviewed by kandi - BETA
- Draw device location
- Updates the mapping based on the coordinates of the canvas
- Draws the device history
- Calculates the distance between two points
- Draws the matrix background
- Returns the distance between two reference points
- Sets the center of the canvas
- Set the canvas center to the canvas
- Overridden in subclasses
- Override this method to handle the selection mode
- Starts the BluetoothClient
- Draws device advertising
- Creates a listener that will be notified when the location was updated
- Is called when the value type changed
- Initialize the Beacon View
- Creates a filter out of the given Beacon Beacon filter
- Removes the distance from the beacon to the device
- Apply properties from an advertising packet
- Calculates the Rssi of the given Beacon Packet
- Tests whether the given beacon matches this beacon
- Parse the message fields
- Invoked when a navigation item is selected
- Draws a beacon to the canvas
- Initialize the Activity
- Initialize the legend
- Returns a string representation of this location as a string
BLE-Indoor-Positioning Key Features
BLE-Indoor-Positioning Examples and Code Snippets
Community Discussions
Trending Discussions on BLE-Indoor-Positioning
QUESTION
When attempting to run the BLE Indoor Positioning Demo App on Android Things (using the NXP i.MX7D Developer Kit), I get Bluetooth scanning error: Location Services disabled (code 4)
.
ANSWER
Answered 2018-May-16 at 16:27The issue is not with permissions. The RxAndroidBle library makes some assumptions about location services that aren't necessarily appropriate for Android Things (since those settings aren't actually controlled by users). The reason the library check is failing is because NETWORK_PROVIDER
is not enabled and GPS_PROVIDER
is only enabled if you have a GPS driver registered. You don't actually need either of those to do a BLE scan, however.
Fortunately for you, it looks like the author of RxAndroidBle recently changed the code to also verify if the location mode settings were enabled. This check will pass on Android Things, so in your case you probably only need to update your library dependency to 1.5:
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install BLE-Indoor-Positioning
You can use BLE-Indoor-Positioning like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the BLE-Indoor-Positioning component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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