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cleanup: move res/com/ind Zone Pop() functions to TileConstants

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git-svn-id: https://micropolis.googlecode.com/svn/trunk/micropolis-java@687 d9718cc8-9f43-0410-858b-315f434eb58c
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jason@long.name 2013-05-28 01:55:49 +00:00
parent 25751e73c4
commit f5e1793592
3 changed files with 47 additions and 29 deletions
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44
src/micropolisj/engine/TileConstants.java
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@ -445,4 +445,48 @@ public class TileConstants
}
return (char)tile;
}
/**
* Determine the population level of a Residential zone
* tile. Note: the input tile MUST be a full-size res zone,
* it cannot be an empty zone.
* @return int multiple of 8 between 16 and 40.
*/
public static int residentialZonePop(int tile)
{
tile &= LOMASK;
int czDen = ((tile - RZB) / 9) % 4;
return czDen * 8 + 16;
}
/**
* Determine the population level of a Commercial zone
* tile.
* The input tile MAY be an empty zone.
* @return int between 0 and 5.
*/
public static int commercialZonePop(int tile)
{
tile &= LOMASK;
if (tile == COMCLR)
return 0;
int czDen = ((tile - CZB) / 9) % 5 + 1;
return czDen;
}
/**
* Determine the population level of an Industrial zone tile.
* The input tile MAY be an empty zone.
* @return int between 0 and 4.
*/
public static int industrialZonePop(int tile)
{
tile &= LOMASK;
if (tile == INDCLR)
return 0;
int czDen = ((tile - IZB) / 9) % 4 + 1;
return czDen;
}
}