@relu-interactives/spatial-ecs

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@relu-interactives/spatial-ecs / index / computeSpread

Function: computeSpread()

function computeSpread(
   joints, 
   a, 
   b): number | null;

Defined in: xr/handPose.ts:288

Angular separation between two fingers. 0 = parallel, 1 = splayed wide.

Measured on metacarpal→tip direction, which stays meaningful even when the fingers are partly curled.

Parameters

Parameter	Type
joints	XrHandJoints
a	XrFinger
b	XrFinger

Returns

number | null