var game = new Phaser.Game(800, 600, Phaser.CANVAS, 'phaser-example', { 
render: render}
); 
var rect = new Phaser.Rectangle(100, 100, 100, 100); 
var circle = new Phaser.Circle(280, 150, 100); 
var point = new Phaser.Point(100, 280); 
function render(){ 
game.debug.renderRectangle(rect, 'rgba(255,0,0,1)'); 
game.debug.renderCircle(circle, 'rgba(255,255,0,1)'); 
game.debug.renderPoint(point, 'rgba(255,255,255,1)'); 
game.debug.renderPixel(200, 280, 'rgba(0,255,255,1)'); 
game.debug.renderText("This is debug text", 100, 380); 
}