Re: how to get the color of a pixel(x,y) on the window?

[Daniel Elstner <daniel kitta googlemail com>]

Am Freitag, den 05.06.2009, 19:24 +0800 schrieb chunlong84:
> 				
> I have tried your method,but the line color is still different from the pixel get from the .png picture on the window.
> Below is the code:

Maybe gamma correction is at play?  PNG has this capability.

If that's not it, a self-contained test case would make it easier for
interested people to take a look at the problem.

--Daniel