Talos docs

SceneFogHdVolumetric

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HD's volumetric fog: how many lamps it sees through their shadows, how far it reaches and how much of the previous frame it keeps.

Plain text

All optional; a scene without them draws the same frame as before.

Fields

FieldTypeRequiredDefaultAllowed valuesDescription
localShadowsintegernoHD only: how many lamps per froxel in the fog are seen through their shadows, whole number 0..8, so the light shafts of a lamp stop at walls. Costs one shadow lookup per light per froxel. Default 0: lamps scatter unshadowed. Capped by the quality knob fog.volumetricLocalShadows.
distanceMnumberno150HD only: how far from the camera the volumetric fog is computed, metres, 1..10000. Default 150.
historyWeightnumberno0HD only: how much of the previous frame the volumetric fog keeps, 0..0.98. Higher is smoother and lags more. Default 0.9.