Drawing 3D graphics with the OpenGL ES 2.0 API

The previous recipes describe OpenGL ES 1.x on the Android NDK. This recipe covers how to use OpenGL ES 2.0 in Android NDK.

Getting ready

Readers are recommended to read the introduction of this chapter before going through this recipe. A lot of graphic basics are covered in the following recipes; it is suggested that we go through them first:

• Drawing 2D graphics and applying transforms with OpenGL ES 1.x API

• Drawing 3D graphics and lighting up the scene with OpenGL ES 1.x API

How to do it...

The following steps create an Android project that renders a 3D cube with OpenGL ES 2.0 API in Android NDK:

1. Create an Android application named CubeG2. Set the package name as cookbook.chapter4.cubeg2. Please refer to the Loading native libraries and registering native methods recipe of Chapter 2, Java Native Interface, if you want more detailed instructions.

2. Right-click on the project CubeG2, select Android Tools | Add Native Support.

3. Add three Java files, namely...