is there pixel ?

[jirkamelich]

can i get , if on some exact place is painted pixel ?

[mikael_aronsson]

Hi !

Could glReadPixels be what you are looking for maybe ?

Mikael

[jirkamelich]

thank you , but could you please write , what parametres should i write there ?

[Gavin]

Maybe if you look in the maual!

[jirkamelich]

i have no manual for OpenGL, where could i get it ?

[satan]

Originally posted by jirkamelich:
i have no manual for OpenGL, where could i get it ?

I would try http://www.opengl.org

[Bob]

This is also a very good resource.

[REM]

You could keep that pixel in memory. so pixel.x pixel.y pixel.z. And seach the pixel array for it. But once something is writen into a OpenGL buffer it becomes 2D. Its has no "real" depth. Therefore you can only glReadPixel but this is 2d, x and y.