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Test the places around the location first, then go up

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This commit is contained in:
snowleo 2012-08-08 13:13:39 +02:00
parent 32240cd00d
commit 0319415f1b
2 changed files with 88 additions and 27 deletions
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86
Essentials/src/com/earth2me/essentials/Util.java
View File

@ -285,6 +285,45 @@ public class Util
}
return block.getLocation();
}
public final static int RADIUS = 3;
public final static Vector3D[] VOLUME;
public static class Vector3D
{
public Vector3D(int x, int y, int z)
{
this.x = x;
this.y = y;
this.z = z;
}
public int x;
public int y;
public int z;
}
static
{
List<Vector3D> pos = new ArrayList<Vector3D>();
for (int x = -RADIUS; x <= RADIUS; x++)
{
for (int y = -RADIUS; y <= RADIUS; y++)
{
for (int z = -RADIUS; z <= RADIUS; z++)
{
pos.add(new Vector3D(x, y, z));
}
}
}
Collections.sort(pos, new Comparator<Vector3D>()
{
@Override
public int compare(Vector3D a, Vector3D b)
{
return (a.x * a.x + a.y * a.y + a.z * a.z) - (b.x * b.x + b.y * b.y + b.z * b.z);
}
});
VOLUME = pos.toArray(new Vector3D[0]);
}
public static Location getSafeDestination(final Location loc) throws Exception
{
@ -296,7 +335,9 @@ public class Util
int x = loc.getBlockX();
int y = (int)Math.round(loc.getY());
int z = loc.getBlockZ();
final int origX = x;
final int origY = y;
final int origZ = z;
while (isBlockAboveAir(world, x, y, z))
{
@ -308,38 +349,29 @@ public class Util
}
}
int i = 0;
while (isBlockUnsafe(world, x, y, z))
{
i++;
if (i >= VOLUME.length)
{
x = origX;
y = origY + RADIUS;
z = origZ;
break;
}
x = origX + VOLUME[i].x;
y = origY + VOLUME[i].y;
z = origZ + VOLUME[i].z;
}
while (isBlockUnsafe(world, x, y, z))
{
y += 1;
if (y >= world.getHighestBlockYAt(x, z))
{
x -= 3;
z -= 3;
y = origY + 4;
break;
}
}
while (isBlockUnsafe(world, x, y, z))
{
y -= 1;
if (y + 4 < origY)
{
x += 1;
if (x - 3 > loc.getBlockX())
{
x = loc.getBlockX() - 3;
z += 1;
if (z - 3 > loc.getBlockZ())
{
x = loc.getBlockX() + 4;
z = loc.getBlockZ();
y = world.getHighestBlockYAt(x, z);
break;
}
}
y = origY + 4;
break;
}
}
@ -376,7 +408,7 @@ public class Util
{
return true;
}
if (below.getType() == Material.BED)
{
return true;

29
Essentials/test/com/earth2me/essentials/UtilTest.java
View File

@ -3,6 +3,8 @@ package com.earth2me.essentials;
import java.io.IOException;
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.HashSet;
import java.util.Set;
import junit.framework.TestCase;
import org.bukkit.World.Environment;
import org.bukkit.plugin.InvalidDescriptionException;
@ -32,6 +34,33 @@ public class UtilTest extends TestCase
}
}
public void testSafeLocation()
{
Set<String> testSet = new HashSet<String>();
int count = 0;
int x, y, z, origX, origY, origZ;
x = y = z = origX = origY = origZ = 0;
int i = 0;
while (true)
{
testSet.add(x + ":" + y + ":" + z);
count++;
i++;
if (i >= Util.VOLUME.length)
{
break;
}
x = origX + Util.VOLUME[i].x;
y = origY + Util.VOLUME[i].y;
z = origZ + Util.VOLUME[i].z;
}
assertTrue(testSet.contains("0:0:0"));
assertTrue(testSet.contains("3:3:3"));
assertEquals(testSet.size(), count);
int diameter = Util.RADIUS * 2 + 1;
assertEquals(diameter * diameter * diameter, count);
}
public void testFDDnow()
{
Calendar c = new GregorianCalendar();