Difference between revisions of "Empty Condition"
Jump to navigation
Jump to search
imported>Repenning |
imported>Repenning |
||
Line 10: | Line 10: | ||
| align="left" valign="top" width="80" | '''Parameters:''' | | align="left" valign="top" width="80" | '''Parameters:''' | ||
| align="left" valign="top" width="100%" | | | align="left" valign="top" width="100%" | | ||
− | [[Direction parameter|direction]] ''the direction in which you check if there is an empty cell'' | + | [[Direction parameter|direction]] ''the direction in which you check if there is an empty cell'' <br>[[Layer parameter|layer]] ''relative layer reference: 0 = same layer, > 0 layers above, < 0 layers below'' |
− | [[Layer parameter|layer]] ''relative layer reference: 0 = same layer, > 0 layers above, < 0 layers below'' | ||
|- | |- |
Revision as of 00:51, 20 April 2012
Definition: | Check in a certain direction to see if that cell exists and is empty. Typically this is used to make sure you can move into a cell. All the cells beyond the edge of the world are considered NOT empty. That is you could NOT move there. |
Parameters: |
direction the direction in which you check if there is an empty cell |
Example: | move right if you can: IF empty(right) THEN move(right) |