Author Topic: Changing gamma, brightness and contrast (Read 4704 times)

shiroaisu · « **on:** January 12, 2011, 12:56:37 pm »

Hi.

I would like to know if there is any way to change the gamma, brightness and contrast of the window using SFML.

tks in advance.

Laurent · « **Reply #1 on:** January 12, 2011, 07:18:01 pm »

The only "easy" way that I can think of, is to use a shader.

shiroaisu · « **Reply #2 on:** January 12, 2011, 07:29:23 pm »

yes i tought of that too, but that would only change the brigtness, what about the contrast?? is there anyway to change it?

AlexM · « **Reply #3 on:** January 12, 2011, 07:43:51 pm »

You should be able to make a contrast filter via shaders as well.

Laurent · « **Reply #4 on:** January 12, 2011, 08:36:08 pm »

As long as there's a formula that can process RGBA and can output RGBA, you can do it with a shader.

shiroaisu · « **Reply #5 on:** January 12, 2011, 10:16:05 pm »

Ok thanks for the replies