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Added target block ray trace functionality.

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By: Raphfrk <raphfrk@gmail.com>
This commit is contained in:
CraftBukkit/Spigot 2011-02-13 17:04:33 +00:00
parent 1b81a00661
commit 78978db92c
2 changed files with 70 additions and 0 deletions
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54
paper-server/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
View File

@ -9,11 +9,18 @@ import net.minecraft.server.EntitySnowball;
import org.bukkit.craftbukkit.CraftServer;
import org.bukkit.craftbukkit.CraftWorld;
import org.bukkit.block.Block;
import org.bukkit.entity.Arrow;
import org.bukkit.entity.Egg;
import org.bukkit.entity.LivingEntity;
import org.bukkit.entity.Snowball;
import org.bukkit.entity.Vehicle;
import org.bukkit.util.BlockIterator;
import java.util.List;
import java.util.HashSet;
import java.util.ArrayList;
import java.util.Iterator;
public class CraftLivingEntity extends CraftEntity implements LivingEntity {
private EntityLiving entity;
@ -64,6 +71,53 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
return (Snowball) snowball.getBukkitEntity();
}
public double getEyeHeight() {
return 1.0D;
}
public double getEyeHeight(boolean ignoreSneaking) {
return getEyeHeight();
}
private List<Block> getLineOfSight(HashSet<Byte> transparent, int maxDistance, int maxLength) {
if (maxDistance > 120) {
maxDistance = 120;
}
ArrayList<Block> blocks = new ArrayList();
Iterator<Block> itr = new BlockIterator(this, maxDistance);
while (itr.hasNext()) {
Block block = itr.next();
blocks.add(block);
if (maxLength != 0 && blocks.size() > maxLength) {
blocks.remove(0);
}
int id = block.getTypeId();
if (transparent == null) {
if (id != 0) {
break;
}
} else {
if (!transparent.contains((byte)id)) {
break;
}
}
}
return blocks;
}
public List<Block> getLineOfSight(HashSet<Byte> transparent, int maxDistance) {
return getLineOfSight(transparent, maxDistance, 0);
}
public Block getTargetBlock(HashSet<Byte> transparent, int maxDistance) {
List<Block> blocks = getLineOfSight(transparent, maxDistance, 1);
return blocks.get(0);
}
public List<Block> getLastTwoTargetBlocks(HashSet<Byte> transparent, int maxDistance) {
return getLineOfSight(transparent, maxDistance, 2);
}
public Arrow shootArrow() {
net.minecraft.server.World world = ((CraftWorld)getWorld()).getHandle();
EntityArrow arrow = new EntityArrow(world, entity);

16
paper-server/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
View File

@ -58,6 +58,22 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
return entity;
}
public double getEyeHeight() {
return getEyeHeight(false);
}
public double getEyeHeight(boolean ignoreSneaking) {
if(ignoreSneaking) {
return 1.62D;
} else {
if (isSneaking()) {
return 1.42D;
} else {
return 1.62D;
}
}
}
public void setHandle(final EntityPlayer entity) {
super.setHandle((EntityHuman) entity);
this.entity = entity;