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Added method to count the blocks in a polygonal region

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This commit is contained in:
DarkLiKally 2011-02-26 14:54:25 +01:00
parent 770a108bad
commit 97aa259b2d
1 changed files with 35 additions and 1 deletions
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36
src/com/sk89q/worldguard/protection/regions/ProtectedPolygonalRegion.java
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@ -139,6 +139,40 @@ public String getTypeName() {
* @return
*/
public int countBlocks() {
return 1;
if(points.size() < 3) {
return 0;
}
double area = 0;
int volume = 0;
int xa, za, z1, z2;
int numPoints = points.size();
for (int i = 0; i <= numPoints - 1; i++) {
xa = points.get(i).getBlockX();
za = points.get(i).getBlockZ();
if (points.get(i + 1) == null ) {
z1 = points.get(0).getBlockZ();
} else {
z1 = points.get(i + 1).getBlockZ();
}
if (points.get(i - 1) == null ) {
z2 = points.get(numPoints - 1).getBlockZ();
} else {
z2 = points.get(i - 1).getBlockZ();
}
area = area + (xa * (z1 - z2));
}
xa = points.get(0).getBlockX();
za = points.get(0).getBlockZ();
area = area + (xa * (points.get(1).getBlockZ() - points.get(numPoints - 1).getBlockZ()));
volume = (Math.abs(maxY - minY) + 1) * (int)Math.ceil((Math.abs(area) / 2));;
return volume;
}
}