Scrolling backgrounds, generating ground as you go, and an open world to explore.
Before you start: finish lesson 6.1. That is the last thing this project needs. Starting earlier is allowed and you will hit a method nobody has shown you yet.
Tutorial. Put this window on one side of your screen and Greenfoot on the other, then build along with it.
Every one of these appears in the build. The lesson number is where the
course teaches it, so if a row looks unfamiliar you have not missed anything,
you just have not got there yet.
Method
Taught in
What it does here
int[][] ground
6.1
the level is a grid
for (int row = 0; row < map.length; row++)
6.3
walk the grid
addObject(new Ground(), col, row)
3.7
column first, then row
private void generate()
3.1
ground made as you go
super(width, height, 1)
3.5
the world
Not covered by the course
This project uses these, and the lessons never get to them. That is not a
gap in your knowledge. Copy them from the video, or ask.
Method
Why it is here
setBackground(GreenfootImage)
scrolling backgrounds.
getBackground()
reading the current background to shift it.
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