Gamma

Applies gamma correction to the input texture color.

Parameters

texture Texture: The input texture to be filtered. Default: The entire canvas
texOffset Vec2: The offset used for sampling neighboring pixels. Default: (1.0 / width, 1.0 / height)
gamma Float: Gamma value for correction. Default: 2.2

Example

import fip.*;

PShader gamma;

PImage ireland;

void setup() {
  size(1000, 1000, P3D);

  gamma = loadShader(FIP.gamma);

  ireland = loadImage("ireland.jpg");

  gamma.set("gamma", 2.2);
}

void draw() {
  image(ireland, 0, 0, width, height);

  filter(gamma);
}