glVertex is used to draw OpenGL primitives.

Is ambient light possible in OpenGL?

What are "texture coordinates" used for?

Opengl uses a 3D Cartesian Coordinate System.

What is a VBO?

Once a 2D or 3D rotation is performed, is it possible to reverse the rotation?

Which primitives may be used to draw a circle?

What is usually the best texture format for upload?

What should be the render mode to use glLoadName ()?

Which function should be used to specify the value of a sampler1D?

Is the following code valid?