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This commit is contained in:
Jesse Boyd 2019-06-29 02:09:56 +10:00
parent 7a9adacc32
commit ec8422bc13
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GPG Key ID: 59F1DE6293AF6E1F
2 changed files with 38 additions and 6 deletions
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2
worldedit-core/src/main/java/com/sk89q/worldedit/command/SelectionCommands.java
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@ -723,7 +723,7 @@ public class SelectionCommands {
@Command(
aliases = {"/sel", ";", "/desel", "/deselect"},
flags = "d",
usage = "[cuboid|extend|poly|ellipsoid|sphere|cyl|convex]",
usage = "[cuboid|extend|poly|polyhedron|ellipsoid|sphere|cyl|convex|fuzzy]",
desc = "Choose a region selector",
min = 0,
max = 1

42
worldedit-core/src/main/java/com/sk89q/worldedit/regions/EllipsoidRegion.java
View File

@ -43,6 +43,10 @@ public class EllipsoidRegion extends AbstractRegion {
*/
private Vector3 radius;
private Vector3 radiusSqr;
private int radiusLengthSqr;
private boolean sphere;
/**
* Construct a new instance of this ellipsoid region.
*
@ -92,7 +96,7 @@ public class EllipsoidRegion extends AbstractRegion {
@Override
public int getHeight() {
return (int) (2 * radius.getY());
return Math.max((int) (2 * radius.getY()), 256);
}
@Override
@ -123,14 +127,14 @@ public class EllipsoidRegion extends AbstractRegion {
@Override
public void expand(BlockVector3... changes) throws RegionOperationException {
center = center.add(calculateDiff(changes));
radius = radius.add(calculateChanges(changes));
setRadius(radius.add(calculateChanges(changes)));
}
@Override
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
@ -172,7 +176,14 @@ public class EllipsoidRegion extends AbstractRegion {
* @param radius the radius
*/
public void setRadius(Vector3 radius) {
this.radius = radius.add(0.5, 0.5, 0.5);
this.radius = radius;
radiusSqr = radius.multiply(radius);
radiusLengthSqr = (int) radiusSqr.getX();
if (radius.getY() == radius.getX() && radius.getX() == radius.getZ()) {
this.sphere = true;
} else {
this.sphere = false;
}
}
@Override
@ -201,7 +212,28 @@ public class EllipsoidRegion extends AbstractRegion {
@Override
public boolean contains(BlockVector3 position) {
return position.subtract(center).toVector3().divide(radius).lengthSq() <= 1;
int cx = position.getBlockX() - center.getBlockX();
int cx2 = cx * cx;
if (cx2 > radiusSqr.getBlockX()) {
return false;
}
int cz = position.getBlockZ() - center.getBlockZ();
int cz2 = cz * cz;
if (cz2 > radiusSqr.getBlockZ()) {
return false;
}
int cy = position.getBlockY() - center.getBlockY();
int cy2 = cy * cy;
if (radiusSqr.getBlockY() < 255 && cy2 > radiusSqr.getBlockY()) {
return false;
}
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();
return cxd * cxd + cyd * cyd + czd * czd <= 1;
}
/**