Variable embossConst

emboss: MultipassFilter<
    {
        angle: {
            default: 135;
            description: "Direction of the light, counter-clockwise from the right. Edges facing the light rise.";
            label: "Light angle (°)";
            max: 360;
            min: 0;
            step: 1;
            type: "float";
        };
        distance: {
            default: 1;
            description: "How far apart the compared pixels are, in pixels. Larger gives a thicker relief.";
            label: "Distance (px)";
            max: 10;
            min: 1;
            type: "int";
            unit: "px";
        };
        mode: {
            default: "grey";
            description: "Grey shows the relief on mid grey; Colour adds it to the picture's colours.";
            label: "Surface";
            options: { color: "Colour"; grey: "Grey" };
            type: "enum";
        };
        strength: {
            default: 1;
            description: "How deep the relief looks.";
            label: "Strength";
            max: 4;
            min: 0;
            step: 0.01;
            type: "float";
        };
    },
> = ...