From 6579dfd83e21421a933073371eced342c116f669 Mon Sep 17 00:00:00 2001
From: liabru <liabru@brm.io>
Date: Thu, 6 Jan 2022 11:10:05 +0000
Subject: [PATCH] use speed getter in Matter.Sleeping and Matter.Render

---
 src/core/Sleeping.js | 10 ++++++----
 src/render/Render.js |  5 ++++-
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/core/Sleeping.js b/src/core/Sleeping.js
index e431c57..b9b4512 100644
--- a/src/core/Sleeping.js
+++ b/src/core/Sleeping.js
@@ -8,6 +8,7 @@ var Sleeping = {};
 
 module.exports = Sleeping;
 
+var Body = require('../body/Body');
 var Events = require('./Events');
 var Common = require('./Common');
 
@@ -25,12 +26,14 @@ var Common = require('./Common');
      */
     Sleeping.update = function(bodies, delta) {
         var timeScale = delta / Common._timeUnit,
-            motionSleepThreshold = Sleeping._motionSleepThreshold * timeScale * timeScale;
+            motionSleepThreshold = Sleeping._motionSleepThreshold;
         
         // update bodies sleeping status
         for (var i = 0; i < bodies.length; i++) {
             var body = bodies[i],
-                motion = body.speed * body.speed + body.angularSpeed * body.angularSpeed;
+                speed = Body.getSpeed(body),
+                angularSpeed = Body.getAngularSpeed(body),
+                motion = speed * speed + angularSpeed * angularSpeed;
 
             // wake up bodies if they have a force applied
             if (body.force.x !== 0 || body.force.y !== 0) {
@@ -63,8 +66,7 @@ var Common = require('./Common');
      * @param {number} delta
      */
     Sleeping.afterCollisions = function(pairs, delta) {
-        var timeScale = delta / Common._timeUnit,
-            motionSleepThreshold = Sleeping._motionSleepThreshold * timeScale * timeScale;
+        var motionSleepThreshold = Sleeping._motionSleepThreshold;
 
         // wake up bodies involved in collisions
         for (var i = 0; i < pairs.length; i++) {
diff --git a/src/render/Render.js b/src/render/Render.js
index 68739a9..7c6d65c 100644
--- a/src/render/Render.js
+++ b/src/render/Render.js
@@ -10,6 +10,7 @@ var Render = {};
 
 module.exports = Render;
 
+var Body = require('../body/Body');
 var Common = require('../core/Common');
 var Composite = require('../body/Composite');
 var Bounds = require('../geometry/Bounds');
@@ -1106,8 +1107,10 @@ var Mouse = require('../core/Mouse');
             if (!body.render.visible)
                 continue;
 
+            var velocity = Body.getVelocity(body);
+
             c.moveTo(body.position.x, body.position.y);
-            c.lineTo(body.position.x + body.velocity.x * 2, body.position.y + body.velocity.y * 2);
+            c.lineTo(body.position.x + velocity.x, body.position.y + velocity.y);
         }
 
         c.lineWidth = 3;