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862 B

Saturation Node

Description

Adjusts the saturation of input In by the amount of input Saturation. A Saturation value of 1 will return the input unaltered. A Saturation value of 0 will return the input completely desaturated.

Ports

Name Direction Type Binding Description
In Input Vector 3 None Input value
Saturation Input Vector 1 None Saturation value
Out Output Vector 3 None Output value

Generated Code Example

The following example code represents one possible outcome of this node.

void Unity_Saturation_float(float3 In, float Saturation, out float3 Out)
{
    float luma = dot(In, float3(0.2126729, 0.7151522, 0.0721750));
    Out =  luma.xxx + Saturation.xxx * (In - luma.xxx);
}