Use a program object’s executable shader attachments in the current OpenGL rendering state.
In order to install the program object in the current rendering state, a
program must have been successfully linked by calling
linkProgramObjectARB() or glLinkProgramObjectARB.
program (int) – Handle of program object to use. Must have originated from a
createProgramObjectARB() or glCreateProgramObjectARB call and
was successfully linked. Passing 0 or None disables shader programs.
Install a program for use in the current rendering state:
Disable the current shader program by specifying 0:
Some drivers may support using glUseProgram for objects created by calling
createProgramObjectARB() or glCreateProgramObjectARB.