WebCode Comments import greenfoot.*; public class Boat extends Actor { public void act() { if(Greenfoot.isKeyDown("left")) { turn(-5); } move(1); if(Greenfoot.isKeyDown("right")) { turn(5); } move(1); } } First, Greenfoot must be brought into every class in order to use predefined Greenfoot commands. WebCode.org. Name. Type. Required? Description. target. Sprite or Group. The name of the target sprite or target group you want to check for a collision.

Greenfoot Guide #3 Random Movement csnewbs

WebJun 15, 2015 · Each ball must move at a random speed in each of the X- and Y-directions, which speed may vary between 0 and 5 pixels per direction when the instance is created … WebApr 17, 2015 · First, you need to think about how you are going to have the ball move without any collisions taking place. The code you gave above does not have the ball … flight wg733

Greenfoot Guide #2 Arrow Key Movement CSNewbs

WebAug 13, 2011 · As far as your ball not bouncing, 1) Initialize the location of the ball at its highest point. 2) Initialize the speed value to zero (0). If both these are complied … WebThis code generates a random angle between 0 and 90. The - 45 part is necessary otherwise the character will always move to the right. See the diagram below for an explanation: 2. Bounce at World Edge You may have noticed that the enemy objects can get 'stuck' in the corners or when they hit the edge of the world. http://ibcomp.fis.edu/graphics/Greenfoot/info/MazeWorld/Bounce.html greater austin sports foundation