Any opengl programmer i need help

Question

I want to make a screensaver in which when i left click my mouse it will draw a circle

Answer 1

Uzair I hope this help

Answer 2

Bro for creating this u need understanding two concept one is buffer handling and 2 is little graphics with program after u learn when we something type it will on the screen but how display knows what m I type this concept is buffer or say variable which hold value temporarily means everything we see on the screen it store in the buffer but this buffer we cannot accesss easily if u acces this buffer create a file and store it and create a child process when this work is on progress create. A circle