Variable gammaConst

gamma: PointwiseFilter<
    {
        gamma: {
            default: 1;
            description: "Above 1 lightens the midtones, below 1 darkens them; 1 changes nothing.";
            label: "Gamma";
            max: 5;
            min: 0.2;
            step: 0.01;
            type: "float";
        };
    },
> = ...