bloom:MultipassFilter< { intensity:{ default:0.6; description:"How strong the glow is when added back."; label:"Intensity"; max:2; min:0; step:0.01; type:"float"; }; sigma:{ default:12; description:"How far the glow spreads, in pixels."; label:"Radius σ (px)"; max:60; min:0.5; step:0.5; type:"float"; unit:"px"; }; threshold:{ default:0.7; description:"Only light brighter than this glows (in linear light, so 1 is white)."; label:"Threshold"; max:2; min:0; step:0.01; type:"float"; }; }, > = ...
Glow around bright areas: the parts brighter than threshold (linear luminance of the
premultiplied colour, soft knee ±0.1) are blurred with σ and added back as light, × intensity.
Works on linear light, so HDR highlights bloom more; alpha grows with the glow, up to 1.
Glow around bright areas: the parts brighter than
threshold(linear luminance of the premultiplied colour, soft knee ±0.1) are blurred with σ and added back as light, × intensity. Works on linear light, so HDR highlights bloom more; alpha grows with the glow, up to 1.