From d5ce013d236433ba6dfd8c369a54c4669dd2048e Mon Sep 17 00:00:00 2001
From: Luis Fernando Molina <Luis-Fernando-Molina@users.noreply.github.com>
Date: Thu, 25 Feb 2021 11:20:53 +0100
Subject: [PATCH] Desig Space Performance Improvement by calculating node
 proximity only when needed.

---
 .../UI/Spaces/Floating-Space/FloatingLayer.js        | 12 +++++++++++-
 .../Superalgos/UI/Spaces/Floating-Space/UiObject.js  |  4 ++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/Projects/Superalgos/UI/Spaces/Floating-Space/FloatingLayer.js b/Projects/Superalgos/UI/Spaces/Floating-Space/FloatingLayer.js
index 1d44df68b..0bdfa913f 100644
--- a/Projects/Superalgos/UI/Spaces/Floating-Space/FloatingLayer.js
+++ b/Projects/Superalgos/UI/Spaces/Floating-Space/FloatingLayer.js
@@ -20,6 +20,7 @@ function newFloatingLayer() {
     
 
     let thisObject = {
+        isProximityPhysicsNeeded: false,
         addFloatingObject: addFloatingObject,
         removeFloatingObject: removeFloatingObject,
         getFloatingObject: getFloatingObject,
@@ -283,12 +284,21 @@ function newFloatingLayer() {
         */
 
         try {
+            
+            thisObject.isProximityPhysicsNeeded = false // this might be turned on bu the visiblePhysics downstream if needed. 
+
             makeVisible()
             makeInvisible()
             visiblePhysics()
             enginePhysics()
-            proximityPhysics()
 
+            if (thisObject.isProximityPhysicsNeeded === true) {
+                /*
+                This is an expensive calculation, so we are going to do it only when we need to.
+                */
+                proximityPhysics()
+            }
+            
             function visiblePhysics() {
                 for (let i = 0; i < visibleFloatingObjects.length; i++) {
                     let floatingObject = visibleFloatingObjects[i]
diff --git a/Projects/Superalgos/UI/Spaces/Floating-Space/UiObject.js b/Projects/Superalgos/UI/Spaces/Floating-Space/UiObject.js
index cd9b6f6be..7d5910a89 100644
--- a/Projects/Superalgos/UI/Spaces/Floating-Space/UiObject.js
+++ b/Projects/Superalgos/UI/Spaces/Floating-Space/UiObject.js
@@ -444,6 +444,8 @@ function newUiObject() {
             if (rightDragging !== true) { return }
             if (thisObject.payload.chainParent !== undefined) { return }
 
+            UI.projects.superalgos.spaces.floatingSpace.floatingLayer.isProximityPhysicsNeeded = true
+
             let nearbyFloatingObjects = thisObject.payload.floatingObject.nearbyFloatingObjects
             let compatibleTypes
 
@@ -586,6 +588,8 @@ function newUiObject() {
             if (rightDragging !== true) { return }
             if (thisObject.payload.referenceParent !== undefined) { return }
 
+            UI.projects.superalgos.spaces.floatingSpace.floatingLayer.isProximityPhysicsNeeded = true
+
             let nearbyFloatingObjects = thisObject.payload.floatingObject.nearbyFloatingObjects
             let compatibleTypes