setGameSize(width, height)
Set the actual Game size.Use this instead of directly changing game.width or game.height. The actual physical display (Canvas element size) depends on various settings including Scale mode Scaling factor Size of Canvas's parent element or CSS rules such as min-height/max-height; The size of the Window
Parameters
Name Type Description width integer Game width, in pixels. height integer Game height, in pixels.
Source code: core/ScaleManager.js (Line 881)