Andromeda: An Android Framework for Sensor-based Applications
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Transcript of Andromeda: An Android Framework for Sensor-based Applications
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Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
AndromedaAn Android Framework for Sensor-based Applications
Thursday, October 29, 2009
sábado, 19 de novembro de 11
![Page 2: Andromeda: An Android Framework for Sensor-based Applications](https://reader036.fdocuments.net/reader036/viewer/2022081400/555116f0b4c905b1138b4cb0/html5/thumbnails/2.jpg)
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Outline• Overview• Andromeda Project
Features Architecture Benefits & Limitations Roadmap
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
sábado, 19 de novembro de 11
![Page 3: Andromeda: An Android Framework for Sensor-based Applications](https://reader036.fdocuments.net/reader036/viewer/2022081400/555116f0b4c905b1138b4cb0/html5/thumbnails/3.jpg)
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Overview• The development of sensor-based applications can
be considered the new “mobile feature app killer”• They are used for various applications category:
– Games– Maps & LBS applications– Utilities
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
sábado, 19 de novembro de 11
![Page 4: Andromeda: An Android Framework for Sensor-based Applications](https://reader036.fdocuments.net/reader036/viewer/2022081400/555116f0b4c905b1138b4cb0/html5/thumbnails/4.jpg)
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Overview• Developing sensor-based apps can be very cumbersome :
– Sensors data handling is very complex (regarding internal calcula) • Have to handle the acceletarion and orientation sensors data on X, Y and
Z axes– There is a lack of development patterns for this kind of apps
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
sábado, 19 de novembro de 11
![Page 5: Andromeda: An Android Framework for Sensor-based Applications](https://reader036.fdocuments.net/reader036/viewer/2022081400/555116f0b4c905b1138b4cb0/html5/thumbnails/5.jpg)
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Overview• Developing sensor-based using Andromeda
Framework:– The Developer does not need to know detailed information
about the sensor – It is not necessary to worry about the values of the X, Y
and Z axes• Andromeda provides a mechanism to detect
movements known by the framework
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
sábado, 19 de novembro de 11
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Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Andromeda Project• Andromeda is being developed as part of our Immersion Course
Program (specialization course on software development).– Scholarship alliance between academic and business entities.
• Motorola• CIn-UFPE (Informatics Center at Federal University of Pernambuco) • C.E.S.A.R (Centro de Estudos e Sistemas Avançados do Recife)
• It is an acronym for Android Motion Effects Detection Architecture.
• Encourages sensor application development using the Google Android Platform
• It is a specific framework for sensor-based applications for Android
• The Andromeda main purpose is:
“ To create an additional layer to ease complex sensor data handling for client applications ”
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
sábado, 19 de novembro de 11
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Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Features• Support for various Android SDK versions.
– SDK 1.1– SDK 1.5 (Cupcake) – SDK 1.6 (Donut)
• Integrated to OpenIntents to connect with the Sensor simulator using the Android emulator
• Detects the following motion effects:– Shake to the left– Shake to the right– Shake up– Shake down
• Developed using the main design patterns:– Observer (Java listeners) – Factory Method (for Adapters dynamic instantiations) – Adapter (to support various Sensor API SDK changes)
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
sábado, 19 de novembro de 11
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Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
SensorFrameworkregisterListener(…) and unregisterListener()
SensorAdapterFactorySensorAdapter createAdapter(SensorManager sensorManager)
SensorEventListenerAdapterSensorListenerAdapter
SensorListenerAndroid 1.1
SensorEventListenerAndroid 1.5
Services Broadcast Receiver Activities
Andromeda Architecture
SensorAdapter <Abstract Class>
Client
sábado, 19 de novembro de 11
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Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
The Big Picture
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Hardware Sensors
Android OS
Andromeda Framework
Applications Framework
Client
via getSystemService()
implements SensorListener
Notify Client “onChange()”
notifies sensor events
onSensorChanged()
sábado, 19 de novembro de 11
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Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Benefits & Limitations• Benefits:
– Ease of development and increase productivity for sensor-based applications
– Define a more human-like sensor-based API– Flexible adaptation for previous and incoming
Android SDK versions support• Limitations:
– Explosion of combination of human movements
• Combined movements implies in high complexity– Number of movements to be detected
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
sábado, 19 de novembro de 11
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Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Roadmap• Supports Java Annotations to eliminate
boilerplate code• Integration with the Android
Instrumentation API in order to support automated tests for sensor-based applications
• Promote Andromeda architecture to support the Eclipse RCP (Rich Client Platform) Plug-in Architecture
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
sábado, 19 de novembro de 11
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Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Roadmap• More human gesture detection:
– Ex: turn over, double shake, etc
• Sensor callibration relatively to the underlying androphone
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
sábado, 19 de novembro de 11
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Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
Do you want to know more about Andromeda?
Andromeda Project TeamMarcelo Alves
Ramon [email protected]
Stefano [email protected]
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
sábado, 19 de novembro de 11
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Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
WE HOPE YOU ENJOY AND THANKS FOR LISTENING!
Thursday, October 29, 2009
DroidCon '09, Dahlem Cube, Berlin - Germany
sábado, 19 de novembro de 11