add simple motion detection

1 files changed, 1 insertions, 0 deletions

diff --git a/blocks.js b/blocks.js
index 2e297ab..5f67107 100644
--- a/blocks.js
+++ b/blocks.js
@@ -6571,6 +6571,7 @@ InputSlotMorph.prototype.messagesReceivedMenu = function () {
 InputSlotMorph.prototype.collidablesMenu = function () {
     var dict = {
             'mouse-pointer' : ['mouse-pointer'],
+            'camera motion' : ['camera motion'],
             edge : ['edge'],
             'pen trails' : ['pen trails']
         },