OpenGL is fundamentally a state machine, and these three concepts—Context, State, and Resource—play a crucial role in its operation.

In photography, exposure value represents the combination of shutter speed and aperture size.

Mu transform is an image enhancement technique. In this post, we will introduce 3 variants of mu transform.

OETF, EOTF & OOTF

VAO, VBO and EBO

Use an image as texture map and render it on the screen.

Environment setup in Android Studio and draw our first triangle.

We will load a jpeg file as a texture image and render it on the screen.

1. Use Android SurfaceView for rendering surface.
2. In native code, create a rendering thread and call OpenGL for rendering in the same thread.

SDR and HDR, and more.