Hi, I try to use mesh collisions. Every mesh in scene have properties: checkCollisions  = true For moving character before i used translate and rotate functions. Now i can't use translate because body do not collide with any object. So After read some articles i made this controller for moving my char like it public handleKeyUp(evt):void { let character = this.game.player.character; var speed = 0.2; var man = character.mesh; if (evt.keyCode == 65) {