Radio waves
Last updated
Radio waves is a Generate effect.
What it does
Section titled “What it does”A point repeatedly emits a shape.
Parameters
Section titled “Parameters”| Parameter | Control | Range | Default | Unit |
|---|---|---|---|---|
| Producer x | Slider | 0 to 3840; any value by typing | 960 | Pixels at composition size |
| Producer y | Slider | 0 to 2160; any value by typing | 540 | Pixels at composition size |
| Time | Slider | 0 to 10; higher | 3 | Seconds |
| Frequency | Slider | 0.1 to 20; down to 0.01 and higher | 2 | - |
| Expansion | Slider | 0 to 1000; higher | 260 | Pixels at composition size |
| Lifespan | Slider | 0.1 to 10; down to 0.02 and higher | 2 | Seconds |
| Sides | Slider, whole numbers | 3 to 64 | 32 | - |
| Star | Checkbox | On or off | Off | - |
| Star depth | Slider | 0 to 100 | 50 | Per cent |
| Rotation | Dial | Any angle; snaps every 15° while a modifier is held | 0° | Degrees |
| Spin | Dial | Any angle; snaps every 15° while a modifier is held | 0° | Degrees |
| Stroke width | Slider | 0 to 100; higher | 4 | Pixels at composition size |
| Colour | Colour | Each channel 0 to 4, scene-linear | 0.25, 0.7, 1, 1 | - |
| Opacity | Slider | 0 to 100 | 100 | Per cent |
| Fade in | Slider | 0 to 100 | 15 | Per cent |
| Fade out | Slider | 0 to 100 | 45 | Per cent |
| Composite on original | Checkbox | On or off | On | - |
| Mix | Slider | 0 to 100 | 100 | Per cent |
| Blend | Dropdown | Normal · Darken · Multiply · Colour burn · Linear burn · Darker colour · Add · Lighten · Screen · Colour dodge · Lighter colour · Overlay · Soft light · Hard light · Linear light · Vivid light · Pin light · Hard mix · Difference · Exclusion · Subtract · Divide · Hue · Saturation · Colour · Luminosity | Normal | - |
| Matte | Layer | Any layer in the composition | None | - |
| Invert | Checkbox | On or off | Off | - |
| Channel | Dropdown | Luminance · Alpha · Red · Green · Blue | Luminance | - |
In the Effect Controls panel:
- Star depth is editable while Star is on.
- Matte scales Opacity per pixel: white draws the waves in full, grey faintly, black nothing at all. Invert reads that matte inverted.
What each control does
Section titled “What each control does”- Producer x and Producer y: the position to emit from.
- Time: adjusts the phase of the waves.
- Frequency: how many waves emit each second.
- Expansion: how fast a wave expands.
- Lifespan: how long a wave lives before disappearing.
- Sides: how many corners the shape has.
- Star: puts every second corner on an inner radius.
- Star depth: how deep star notches go.
- Rotation: rotates the shape around the centre point.
- Spin: how far a wave turns each second as it travels.
- Stroke width: how thick each wave’s outline is.
- Colour: the outline’s colour.
- Opacity: how strong the outline is.
- Fade in: how much of a wave’s life it spends fading in, as a percentage.
- Fade out: how much it spends fading out.
- Composite on original: on, the layer this effect is applied to is drawn underneath.
- Mix: how much of the result replaces the original.
- Matte and Invert drive the strength of the effect from another layer’s brightness; see Effects.