Nguyen Hieu
Nguyen Hieu

Reputation: 41

How to use OpenGL Hue, Brightness, Contrast for image

How to use OpenGL Hue, Brightness, Contrast for image

Upvotes: 0

Views: 1348

Answers (1)

Nicol Bolas
Nicol Bolas

Reputation: 474086

There is no built-in ability for OpenGL to handle HSV values. You can use shader logic to convert HSV to RGB internally, or just do it on the CPU for textures and such you pass to it. But there's no functionality to do it; it must be done manually.

Upvotes: 1

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