Table Of Contents

Introduction



This shader allows you to apply various color correction math. It is useful for tweaking colors or applying user-defined gamma correction curves.

Parameters

Input

This is the color that will be corrected.

Gamma

This is the gamma value to apply to the color components. A value of 1.0 means no gamma correction is applied.


Gamma: 1.0

Reference

0.5


1.5


Contrast

This is the contrast adjustment value to apply to the color components. A value of 0.5 means no contrast adjustment. Values less than 0.5 will reduce contrast, while values greater than 0.5 will increase contrast.


Contrast: 0.5

Reference

0.25


0.75


Hue Shift

This is the hue shift value between 0 and 1, where 0 represents no color shift and 1 represents 360 degree hue color shift.


Hue: 0

Reference

90


270


360

Saturation Scale

This value scales the color saturation. A value of 0 means no color saturation, gray-scale.


Saturation: 1.0

Reference

0.5


1.5


Level Scale

This value scales the brightness of the color, while maintaining the same hue and saturation. A value of 0 means the color will be black.


Level: 1.0

Reference

0.5


1.5