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Add support for expand with reverse dir for Cylinder & Ellipsoid

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aumgn
2012-03-14 11:58:26 +01:00
committed by TomyLobo
parent 760f77e681
commit 857f721bb5
3 changed files with 58 additions and 84 deletions
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42
src/main/java/com/sk89q/worldedit/regions/EllipsoidRegion.java
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@@ -120,30 +120,26 @@ public class EllipsoidRegion extends AbstractRegion {
return (int) (2 * radius.getZ());
}
private Vector getTotalChanges(Vector... changes) throws RegionOperationException {
Vector diff = new Vector();
private Vector calculateDiff(Vector... changes) throws RegionOperationException {
Vector diff = new Vector().add(changes);
if ((diff.getBlockX() & 1) + (diff.getBlockY() & 1) + (diff.getBlockZ() & 1) != 0) {
throw new RegionOperationException(
"Ellipsoid changes must be even for each dimensions.");
}
return diff.divide(2).floor();
}
private Vector calculateChanges(Vector... changes) {
Vector total = new Vector();
for (Vector change : changes) {
diff = diff.add(change);
total = total.add(change.positive());
}
if (diff.getBlockX() != 0 || diff.getBlockY() != 0 || diff.getBlockZ() != 0) {
throw new RegionOperationException(
"Ellipsoid changes must be equal for both directions of each dimensions.");
}
return total.divide(2).floor();
}
/**
* Expands the ellipsoid in a direction.
*
* @param change
*/
public void expand(Vector change) {
}
/**
* Expand the region.
*
@@ -151,15 +147,8 @@ public class EllipsoidRegion extends AbstractRegion {
* @throws RegionOperationException
*/
public void expand(Vector... changes) throws RegionOperationException {
radius = radius.add(getTotalChanges(changes));
}
/**
* Contracts the ellipsoid in a direction.
*
* @param change
*/
public void contract(Vector change) {
center = center.add(calculateDiff(changes));
radius = radius.add(calculateChanges(changes));
}
/**
@@ -169,7 +158,8 @@ public class EllipsoidRegion extends AbstractRegion {
* @throws RegionOperationException
*/
public void contract(Vector... changes) throws RegionOperationException {
Vector newRadius = radius.subtract(getTotalChanges(changes));
center = center.subtract(calculateDiff(changes));
Vector newRadius = radius.subtract(calculateChanges(changes));
radius = Vector.getMaximum(new Vector(1.5, 1.5, 1.5), newRadius);
}