From 45ba6786869aad82fb07f6f9f9a279158e299a37 Mon Sep 17 00:00:00 2001
From: Eric Levin <ericrius1@gmail.com>
Date: Wed, 29 Apr 2015 23:40:53 -0700
Subject: [PATCH 1/3] can now fling up and down as well as in xz plane

---
 examples/grab.js | 1 -
 1 file changed, 1 deletion(-)

diff --git a/examples/grab.js b/examples/grab.js
index 4e0c536a1b..dc250b9d27 100644
--- a/examples/grab.js
+++ b/examples/grab.js
@@ -100,7 +100,6 @@ function flingObject() {
 
   flingVelocity = Vec3.subtract(entityProps.position, prevPosition);
   flingVelocity = Vec3.multiply(flingMultiplier, flingVelocity);
-  flingVelocity.y = 0;
   Entities.editEntity(grabbedEntity, {
     velocity: flingVelocity
   });

From a9c5f044c88ee82742bad322c6728545a22637af Mon Sep 17 00:00:00 2001
From: Eric Levin <ericrius1@gmail.com>
Date: Thu, 30 Apr 2015 11:39:27 -0700
Subject: [PATCH 2/3] changed grab script so user can only grab with left mouse
 click and we update velocityof grabbed object every frame instead of flinging
 it onb release

---
 examples/grab.js | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/examples/grab.js b/examples/grab.js
index dc250b9d27..71264da509 100644
--- a/examples/grab.js
+++ b/examples/grab.js
@@ -50,6 +50,9 @@ var dropLine = Overlays.addOverlay("line3d", {
 
 
 function mousePressEvent(event) {
+  if(!event.isLeftButton){
+    return;
+  } 
   var pickRay = Camera.computePickRay(event.x, event.y);
   var intersection = Entities.findRayIntersection(pickRay);
   if (intersection.intersects && intersection.properties.collisionsWillMove) {
@@ -83,7 +86,7 @@ function mousePressEvent(event) {
 
 function mouseReleaseEvent() {
   if (isGrabbing) {
-    flingObject();
+    // flingObject();
     Entities.editEntity(grabbedEntity, {
       gravity: savedGravity
     });
@@ -108,7 +111,6 @@ function flingObject() {
 function mouseMoveEvent(event) {
   if (isGrabbing) {
     entityProps = Entities.getEntityProperties(grabbedEntity);
-    prevPosition = entityProps.position;
     avatarEntityDistance = Vec3.distance(MyAvatar.position, entityProps.position);
     finalMoveMultiplier = baseMoveFactor * Math.pow(avatarEntityDistance, 1.5);
     deltaMouse.x = event.x - prevMouse.x;
@@ -133,9 +135,17 @@ function mouseMoveEvent(event) {
         z: 0
       })
     });
+
+    flingVelocity = Vec3.subtract(entityProps.position, prevPosition);
+    flingVelocity = Vec3.multiply(flingMultiplier, flingVelocity);
+    Entities.editEntity(grabbedEntity, {
+      velocity: flingVelocity
+    });
+    prevPosition = entityProps.position;
   }
   prevMouse.x = event.x;
   prevMouse.y = event.y;
+
 }
 
 function keyReleaseEvent(event) {

From 4c80633a41f5e72c3cf89cbe6256f9c2f2b6c022 Mon Sep 17 00:00:00 2001
From: Eric Levin <ericrius1@gmail.com>
Date: Thu, 30 Apr 2015 16:42:32 -0700
Subject: [PATCH 3/3] fixed bug where non-script related content would be
 deleted on script ending

---
 examples/grab.js | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/examples/grab.js b/examples/grab.js
index 71264da509..88e23c9a46 100644
--- a/examples/grab.js
+++ b/examples/grab.js
@@ -160,11 +160,6 @@ function keyPressEvent(event) {
   }
 }
 
-function cleanup() {
-  Entities.deleteEntity(box);
-  Entities.deleteEntity(box2);
-  Entities.deleteEntity(ground);
-}
 
 function setUpTestObjects() {
   var distance = 4;
@@ -235,4 +230,3 @@ Controller.mousePressEvent.connect(mousePressEvent);
 Controller.mouseReleaseEvent.connect(mouseReleaseEvent);
 Controller.keyPressEvent.connect(keyPressEvent);
 Controller.keyReleaseEvent.connect(keyReleaseEvent);
-Script.scriptEnding.connect(cleanup);
\ No newline at end of file