Difference between revisions of "Empty Condition"
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| align="left" valign="top" width="80" | '''Parameters:''' | | align="left" valign="top" width="80" | '''Parameters:''' | ||
| − | | align="left" valign="top" width="100%" | [[Direction parameter|direction]]'' the direction in which you check if there is an empty cell'' <br>[[ | + | | align="left" valign="top" width="100%" | [[Direction parameter|direction]]'' the direction in which you check if there is an empty cell'' <br>[[VAT Formula parameter|layer]] ''relative layer reference: 0 = same layer, > 0 layers above, < 0 layers below'' |
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Latest revision as of 00:54, 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 layer relative layer reference: 0 = same layer, > 0 layers above, < 0 layers below |
| Example: | move right if you can: IF empty(right) THEN move(right) |
