film_grain

type: "film_grain"

Animated film grain.

Fields

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

Field	Type	Default	Meaning
intensity	float	0.08 (fades to 0)	Grain strength
size	float	2	Grain size in pixels
chroma	float	0	0 is monochrome grain, 1 gives each colour channel its own grain

Example

{
    "type": "film_grain",
    "duration": 60,
    "params": { "intensity": 0.08, "size": 2 }
}

/vfx play vfxweaver:film_grain

Code

/vfx play vfx_demos:show_film_grain

Its datapack definition:

{
    "type": "film_grain",
    "duration": 240,
    "easing": "linear",
    "persistent": true,
    "loop": true,
    "fade_ticks": 12,
    "params": {
        "intensity": { "keyframes": [ { "time": 0, "value": 0.15 }, { "time": 120, "value": 0.6 }, { "time": 240, "value": 0.15 } ] },
        "size": { "keyframes": [ { "time": 0, "value": 1.5 }, { "time": 120, "value": 3.5 }, { "time": 240, "value": 1.5 } ] },
        "chroma": { "keyframes": [ { "time": 0, "value": 0.0 }, { "time": 60, "value": 1.0 }, { "time": 100, "value": 0.0 }, { "time": 150, "value": 1.0 }, { "time": 190, "value": 0.0 }, { "time": 240, "value": 0.0 } ] }
    }
}