OpenGL ES 3.0 Tutorial

In this tutorial, we will explore the basics of OpenGL ES 3.0 and how it can be used to create high-performance graphics in Android applications.

### Introduction

OpenGL ES 3.0 is a version of the OpenGL API that is optimized for use on mobile devices such as smartphones and tablets. It provides a set of APIs that allow developers to create high-performance, 2D and 3D graphics in their applications. In this tutorial, we will cover the basics of OpenGL ES 3.0, including its features, benefits, and how to use it in an Android application.

### Features of OpenGL ES 3.0

OpenGL ES 3.0 provides a number of features that make it well-suited for use on mobile devices. Some of these features include:

* Acceleration of advanced visual effects: OpenGL ES 3.0 includes support for acceleration of advanced visual effects, such as shadow mapping and ambient occlusion.

* High-quality texture compression: OpenGL ES 3.0 includes support for high-quality texture compression, which can reduce the size of textures in an application.

* New version of GLSL ES shading language: OpenGL ES 3.0 includes a new version of the GLSL ES shading language, which provides additional features and functionality.

### Benefits of Using OpenGL ES 3.0

Using OpenGL ES 3.0 in an Android application can provide a number of benefits, including:

* Improved performance: OpenGL ES 3.0 is optimized for use on mobile devices, which means that it can provide improved performance compared to other graphics APIs.

* Simplified development: OpenGL ES 3.0 provides a set of APIs that make it easy to create high-performance graphics in an Android application.

* Compatibility: OpenGL ES 3.0 is a widely-supported API, which means that it can be used on a wide range of devices.

### Using OpenGL ES 3.0 in an Android Application

To use OpenGL ES 3.0 in an Android application, you will need to follow these steps:

1. Create a new Android project and select the 'OpenGL ES' template.

2. In your activity's `onCreate` method, create a new instance of the `GLSurfaceView` class and set it as the content view for your activity.

3. Override the `onDrawFrame` method to draw your graphics using OpenGL ES 3.0.

Here is an example of how you might use OpenGL ES 3.0 in an Android application:

```java

public class MyActivity extends Activity {

private GLSurfaceView glSurfaceView;

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

glSurfaceView = new GLSurfaceView(this);

setContentView(glSurfaceView);

}

@Override

public void onDrawFrame(GL10 gl) {

// Draw your graphics here using OpenGL ES 3.0

}

```

###

In this tutorial, we have covered the basics of OpenGL ES 3.0 and how it can be used to create high-performance graphics in Android applications. By following the steps outlined in this tutorial, you should be able to use OpenGL ES 3.0 in your own Android application.

Opengl 4.3 tutorial