This displays a spinning cube with different images on each side. This is intended to demonstrate OpenGL ES rendering. OpenGL is an open-source programming library for working with 3D graphics.
Enter the following commands to navigate to the
hello_triangle folder and list its contents:
cd .. cd hello_triangle ls
You’ll see again that one of the files is green; this is the executable file as before. This demo doesn’t need any video input files like the previous one, so you can just go ahead and run the
The demo will run forever until you decide to quit. To exit the demo press
Ctrl + C.