Macro is very easy.
First, go to Options.
Then go to Controls. Scroll down to Building OR Recording.
You will see :
- Record Macro
- Playback Macro
Assign Record to CTRL M
Assign Playback to CTRL S
Get the bricks that you need, place the first one down.
Then do CTRL M to start macroing.
Move your bricks around to record.
Here are the things you should not do while macroing :
1.Click to move the brick,
2.Get spray Can out and spray.
3.Move view.
4.Move view then move brick.
When you have built what you want.
Do CTRL M again and then move Ghost Brick somewhere else.
Then do CTRL S again, it'll play back.
Read this and Macro AWAY!!!!!