Mirrors/FastAsyncWorldEdit
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Mirror von https://github.com/IntellectualSites/FastAsyncWorldEdit.git synchronisiert 2024-12-25 02:20:07 +01:00
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Moved the polygonization code to the specific regions that are being polygonized.

Quellcode durchsuchen 
Also, maxPoints no longer has confusing semantics.
Dieser Commit ist enthalten in:
TomyLobo 2013-07-27 11:12:29 +02:00 committet von wizjany
Ursprung 34093884bc
Commit c838ef7b25
5 geänderte Dateien mit 70 neuen und 42 gelöschten Zeilen
Statistiken anzeigen Patch-Datei herunterladen Vergleichs-Datei herunterladen Alle Dateien ausklappen Alle Dateien einklappen

22
src/main/java/com/sk89q/worldedit/regions/AbstractRegion.java
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@ -19,9 +19,12 @@
package com.sk89q.worldedit.regions;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import com.sk89q.worldedit.BlockVector;
import com.sk89q.worldedit.BlockVector2D;
import com.sk89q.worldedit.LocalWorld;
import com.sk89q.worldedit.Vector;
@ -69,4 +72,23 @@ public abstract class AbstractRegion implements Region {
return null;
}
}
@Override
public List<BlockVector2D> polygonize(int maxPoints) {
if (maxPoints >= 0 && maxPoints < 4) {
throw new IllegalArgumentException("Cannot polygonize an AbstractRegion with no overridden polygonize method into less than 4 points.");
}
final BlockVector min = getMinimumPoint().toBlockVector();
final BlockVector max = getMaximumPoint().toBlockVector();
final List<BlockVector2D> points = new ArrayList<BlockVector2D>(4);
points.add(new BlockVector2D(min.getX(), min.getZ()));
points.add(new BlockVector2D(min.getX(), max.getZ()));
points.add(new BlockVector2D(max.getX(), max.getZ()));
points.add(new BlockVector2D(max.getX(), min.getZ()));
return points;
}
}

23
src/main/java/com/sk89q/worldedit/regions/CylinderRegion.java
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@ -19,8 +19,10 @@
package com.sk89q.worldedit.regions;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import com.sk89q.worldedit.BlockVector;
@ -408,4 +410,25 @@ public class CylinderRegion extends AbstractRegion implements FlatRegion {
public CylinderRegion clone() {
return (CylinderRegion) super.clone();
}
@Override
public List<BlockVector2D> polygonize(int maxPoints) {
final Vector2D radius = getRadius();
int nPoints = (int) Math.ceil(Math.PI*radius.length());
// These strange semantics for maxPoints are copied from the selectSecondary method.
if (maxPoints >= 0 && nPoints >= maxPoints) {
nPoints = maxPoints - 1;
}
final List<BlockVector2D> points = new ArrayList<BlockVector2D>(nPoints);
for (int i = 0; i < nPoints; ++i) {
double angle = i * (2.0 * Math.PI) / nPoints;
final Vector2D pos = new Vector2D(Math.cos(angle), Math.sin(angle));
final BlockVector2D blockVector2D = pos.multiply(radius).add(center).toBlockVector2D();
points.add(blockVector2D);
}
return points;
}
}

9
src/main/java/com/sk89q/worldedit/regions/Polygonal2DRegion.java
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@ -530,4 +530,13 @@ public class Polygonal2DRegion extends AbstractRegion implements FlatRegion {
clone.points = new ArrayList<BlockVector2D>(points);
return clone;
}
@Override
public List<BlockVector2D> polygonize(int maxPoints) {
if (maxPoints >= 0 && maxPoints < points.size()) {
throw new IllegalArgumentException("Cannot polygonize a this Polygonal2DRegion into the amount of points given.");
}
return points;
}
}

47
src/main/java/com/sk89q/worldedit/regions/Polygonal2DRegionSelector.java
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@ -19,7 +19,6 @@
package com.sk89q.worldedit.regions;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import com.sk89q.worldedit.BlockVector;
@ -29,7 +28,6 @@ import com.sk89q.worldedit.LocalPlayer;
import com.sk89q.worldedit.LocalSession;
import com.sk89q.worldedit.LocalWorld;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.Vector2D;
import com.sk89q.worldedit.cui.CUIRegion;
import com.sk89q.worldedit.cui.SelectionMinMaxEvent;
import com.sk89q.worldedit.cui.SelectionPoint2DEvent;
@ -67,33 +65,6 @@ public class Polygonal2DRegionSelector implements RegionSelector, CUIRegion {
pos1 = polygonal2DRegionSelector.pos1;
region = new Polygonal2DRegion(polygonal2DRegionSelector.region);
} else if (oldSelector instanceof CylinderRegionSelector) {
final CylinderRegionSelector cylinderRegionSelector = (CylinderRegionSelector) oldSelector;
final CylinderRegion oldRegion = cylinderRegionSelector.region;
final Vector2D radius = oldRegion.getRadius();
final Vector2D center = oldRegion.getCenter().toVector2D();
int nPoints = (int) Math.ceil(Math.PI*radius.length());
// These strange semantics for maxPoints are copied from the selectSecondary method.
if (maxPoints > -1 && nPoints >= maxPoints) {
nPoints = maxPoints - 1;
}
final List<BlockVector2D> points = new ArrayList<BlockVector2D>(nPoints);
for (int i = 0; i < nPoints; ++i) {
double angle = i * (2.0 * Math.PI) / nPoints;
final Vector2D pos = new Vector2D(Math.cos(angle), Math.sin(angle));
final BlockVector2D blockVector2D = pos.multiply(radius).add(center).toBlockVector2D();
points.add(blockVector2D);
}
final int minY = oldRegion.getMinimumY();
pos1 = points.get(0).toVector(minY).toBlockVector();
region = new Polygonal2DRegion(oldRegion.getWorld(), points, minY, oldRegion.getMaximumY());
} else {
final Region oldRegion;
try {
@ -102,20 +73,12 @@ public class Polygonal2DRegionSelector implements RegionSelector, CUIRegion {
return;
}
BlockVector min = oldRegion.getMinimumPoint().toBlockVector();
BlockVector max = oldRegion.getMaximumPoint().toBlockVector();
final int minY = oldRegion.getMinimumPoint().getBlockY();
final int maxY = oldRegion.getMaximumPoint().getBlockY();
int minY = min.getBlockY();
int maxY = max.getBlockY();
List<BlockVector2D> points = oldRegion.polygonize(maxPoints);
List<BlockVector2D> points = new ArrayList<BlockVector2D>(4);
points.add(new BlockVector2D(min.getX(), min.getZ()));
points.add(new BlockVector2D(min.getX(), max.getZ()));
points.add(new BlockVector2D(max.getX(), max.getZ()));
points.add(new BlockVector2D(max.getX(), min.getZ()));
pos1 = min;
pos1 = points.get(0).toVector(minY).toBlockVector();
region = new Polygonal2DRegion(oldRegion.getWorld(), points, minY, maxY);
}
}
@ -148,7 +111,7 @@ public class Polygonal2DRegionSelector implements RegionSelector, CUIRegion {
return false;
}
if (maxPoints > -1 && points.size() >= maxPoints) {
if (maxPoints >= 0 && points.size() > maxPoints) {
return false;
}
}

11
src/main/java/com/sk89q/worldedit/regions/Region.java
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@ -20,9 +20,12 @@
package com.sk89q.worldedit.regions;
import com.sk89q.worldedit.BlockVector;
import com.sk89q.worldedit.BlockVector2D;
import com.sk89q.worldedit.LocalWorld;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.Vector2D;
import java.util.List;
import java.util.Set;
/**
@ -142,4 +145,12 @@ public interface Region extends Iterable<BlockVector>, Cloneable {
public void setWorld(LocalWorld world);
public Region clone();
/**
* Polygonizes a cross-section or a 2D projection of the region orthogonal to the Y axis.
*
* @param maxPoints maximum number of points to generate. -1 for no limit.
* @return the points.
*/
public List<BlockVector2D> polygonize(int maxPoints);
}