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Android example source code file (README.TXT)

This example Android source code file (README.TXT) is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" TM.

Java - Android tags/keywords

android, building, eclipse, egl, es, it, opengl, opengles, reinitializing, sdk, the, to, triangle, you

The README.TXT Android example source code


Triangle is a sample application designed to be as simple
as possible while still demonstrating how to create an
Android OpenGLES application. Feature include:

- Initializing EGL and OpenGL ES.
- Using a separate thread to render.
- Reinitializing EGL and OpenGL ES after resuming from a pause and/or a lost surface.
- Cleanly exiting when the view is removed from the window.


The project directory is ready for use from either Eclipse or with the script (if you want to use something other than

To use Eclipse, install Eclipse, the Android SDK and the Eclipse ADT
plugin (if you haven't already, see for more details)
then start Eclipse, and create a new Android project. Use the
"from existing source" option, and browse to this directory. The
Android project should then be created, and you can browse the source,
build the application and run it in the emulator.

To build the application with activityCreator, start a command line
and change to the Triangle directory, then type

(It is assumed you have set up, ant and emulator
to run from the command line. Please see
for more details)

It should give some warnings about files already existing, this is
expected. Then type:


and the project should build.

Start the emulator and then install the Triangle.apk file from the
bin directory:

adb install Triangle.apk

You should then be able to run the app.

Other Android examples (source code examples)

Here is a short list of links related to this Android README.TXT source code file:

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