posterize

type: "posterize"

Posterization: reduces the number of colours on screen, clean quantization without dithering.

Fields

Every screen effect also accepts screen_layer and the shared definition fields (duration, easing, loop, persistent, fade_ticks, sound).

Field	Type	Default	Meaning
strength	float	0.25 (fades to 0)	0 = off, 1 = only 2 levels per channel

Example

{
    "type": "posterize",
    "duration": 60,
    "params": { "strength": 0.25 }
}

/vfx play vfxweaver:posterize {[strength:0.6]}

Code

/vfx play vfx_demos:show_posterize

Its datapack definition:

{
    "type": "posterize",
    "duration": 160,
    "easing": "ease_in_out_cubic",
    "persistent": true,
    "loop": true,
    "fade_ticks": 12,
    "params": {
        "strength": {
            "keyframes": [
                {
                    "time": 0,
                    "value": 0.0
                },
                {
                    "time": 80,
                    "value": 0.5
                },
                {
                    "time": 160,
                    "value": 0.0
                }
            ]
        }
    }
}