Bloom
GPUMulti-pass glow effect with threshold, blur, and composite.
Extracts bright pixels above a luminance threshold, applies iterative Gaussian blur, and composites the glow back over the original image.
Parameters
| Name | Type | Range | Default | Description |
|---|---|---|---|---|
| threshold | Luminance cutoff for bright pixels. | |||
| passes | Number of blur iterations. More = wider, softer glow. |
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