У вашего броузера проблема в совместимости с HTML5
Total 2D Camera for Gamemaker Studio 2
Content:
1) Setting up the Camera
2) Smooth Object Following
3) Smooth Cycled or Mouse Scrolled Zooming
4) Camera View locks against Room Boundries
5) Screenshake
Performance Lighting and Camera:
http://bit.ly/total2dcamera