From 1463a92d3e62d6d64eb7905d6a92249a09a8f92b Mon Sep 17 00:00:00 2001
From: Noeri Huisman <8823461+mrxz@users.noreply.github.com>
Date: Thu, 14 Nov 2024 13:52:23 +0100
Subject: [PATCH] Use simple pinch end threshold avoiding repeated pinch starts

---
 src/components/hand-tracking-controls.js | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/components/hand-tracking-controls.js b/src/components/hand-tracking-controls.js
index d6658949915..1755b68899f 100644
--- a/src/components/hand-tracking-controls.js
+++ b/src/components/hand-tracking-controls.js
@@ -43,7 +43,7 @@ var THUMB_TIP_INDEX = 4;
 var INDEX_TIP_INDEX = 9;
 
 var PINCH_START_DISTANCE = 0.015;
-var PINCH_END_PERCENTAGE = 0.1;
+var PINCH_END_DISTANCE = 0.02;
 
 /**
  * Controls for hand tracking
@@ -282,12 +282,11 @@ module.exports.Component = registerComponent('hand-tracking-controls', {
 
       if (distance < PINCH_START_DISTANCE && this.isPinched === false) {
         this.isPinched = true;
-        this.pinchDistance = distance;
         pinchEventDetail.position.copy(indexTipPosition).add(thumbTipPosition).multiplyScalar(0.5);
         this.el.emit('pinchstarted', pinchEventDetail);
       }
 
-      if (distance > (this.pinchDistance + this.pinchDistance * PINCH_END_PERCENTAGE) && this.isPinched === true) {
+      if (distance > PINCH_END_DISTANCE && this.isPinched === true) {
         this.isPinched = false;
         pinchEventDetail.position.copy(indexTipPosition).add(thumbTipPosition).multiplyScalar(0.5);
         this.el.emit('pinchended', pinchEventDetail);