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This commit is contained in:
Jesse Boyd
2019-05-06 15:57:12 +10:00
parent d603f45063
commit 459629a2f2
9 changed files with 231 additions and 101 deletions
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10
worldedit-core/src/main/java/com/sk89q/worldedit/regions/EllipsoidRegion.java
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@ -44,6 +44,7 @@ public class EllipsoidRegion extends AbstractRegion {
*/
private Vector3 radius;
private Vector3 radiusSqr;
private Vector3 inverseRadius;
private int radiusLengthSqr;
private boolean sphere;
@ -136,7 +137,7 @@ public class EllipsoidRegion extends AbstractRegion {
public void contract(BlockVector3... changes) throws RegionOperationException {
center = center.subtract(calculateDiff(changes));
Vector3 newRadius = radius.subtract(calculateChanges(changes));
radius = Vector3.at(1.5, 1.5, 1.5).getMaximum(newRadius);
setRadius(Vector3.at(1.5, 1.5, 1.5).getMaximum(newRadius));
}
@Override
@ -187,6 +188,7 @@ public class EllipsoidRegion extends AbstractRegion {
} else {
this.sphere = false;
}
inverseRadius = Vector3.ONE.divide(radius);
}
@Override
@ -233,9 +235,9 @@ public class EllipsoidRegion extends AbstractRegion {
if (sphere) {
return cx2 + cy2 + cz2 <= radiusLengthSqr;
}
double cxd = (double) cx / radius.getBlockX();
double cyd = (double) cy / radius.getBlockY();
double czd = (double) cz / radius.getBlockZ();
double cxd = cx * inverseRadius.getX();
double cyd = cy * inverseRadius.getY();
double czd = cz * inverseRadius.getZ();
return cxd * cxd + cyd * cyd + czd * czd <= 1;
}