Function: magnitudeOpacityAt()

function magnitudeOpacityAt(
   value, 
   spec, 
   range, 
   threshold
): number;

Defined in: layers/magnitudeOpacity.ts:75

Opacity multiplier in [0, 1] for value under spec, given the layer's colour range and threshold mask (an empty mask, low >= high, means none).

Parameters

value

number

spec

ResolvedMagnitudeOpacity

range

readonly [number, number]

threshold

readonly [number, number]

Returns

number