From bb8dd93f486683d2a80fe0d23337f11faca44e9a Mon Sep 17 00:00:00 2001 From: Aikar Date: Mon, 28 Mar 2016 20:55:47 -0400 Subject: [PATCH] MC Utils Collection of utils to help reduce NMS diff diff --git a/src/main/java/net/minecraft/server/MCUtil.java b/src/main/java/net/minecraft/server/MCUtil.java new file mode 100644 index 0000000..3004822 --- /dev/null +++ b/src/main/java/net/minecraft/server/MCUtil.java @@ -0,0 +1,115 @@ +package net.minecraft.server; + +import org.bukkit.Location; + +import java.util.regex.Pattern; + +public class MCUtil { + private static final Pattern REPLACE_QUOTES = Pattern.compile("\""); + + private MCUtil() {} + + + /** + * Builds a chat componenent from a string. + * @param str + * @return + */ + public static IChatBaseComponent cmpFromMessage(String str) { + return IChatBaseComponent.ChatSerializer.a("{text:\"" + REPLACE_QUOTES.matcher(str).replaceAll("\\\"") + "\"}"); + } + + /** + * Calculates distance between 2 entities + * @param e1 + * @param e2 + * @return + */ + public static double distance(Entity e1, Entity e2) { + return Math.sqrt(distanceSq(e1, e2)); + } + + + /** + * Calculates distance between 2 block positions + * @param e1 + * @param e2 + * @return + */ + public static double distance(BlockPosition e1, BlockPosition e2) { + return Math.sqrt(distanceSq(e1, e2)); + } + + /** + * Gets the distance between 2 positions + * @param x1 + * @param y1 + * @param z1 + * @param x2 + * @param y2 + * @param z2 + * @return + */ + public static double distance(double x1, double y1, double z1, double x2, double y2, double z2) { + return Math.sqrt(distanceSq(x1, y1, z1, x2, y2, z2)); + } + + /** + * Get's the distance squared between 2 entities + * @param e1 + * @param e2 + * @return + */ + public static double distanceSq(Entity e1, Entity e2) { + return distanceSq(e1.locX,e1.locY,e1.locZ, e2.locX,e2.locY,e2.locZ); + } + + /** + * Gets the distance sqaured between 2 block positions + * @param pos1 + * @param pos2 + * @return + */ + public static double distanceSq(BlockPosition pos1, BlockPosition pos2) { + return distanceSq(pos1.getX(), pos1.getY(), pos1.getZ(), pos2.getX(), pos2.getY(), pos2.getZ()); + } + + /** + * Gets the distance squared between 2 positions + * @param x1 + * @param y1 + * @param z1 + * @param x2 + * @param y2 + * @param z2 + * @return + */ + public static double distanceSq(double x1, double y1, double z1, double x2, double y2, double z2) { + return (x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2) + (z1 - z2) * (z1 - z2); + } + + /** + * Converts a NMS World/BlockPosition to Bukkit Location + * @param world + * @param pos + * @return + */ + public static Location toLocation(World world, BlockPosition pos) { + return new Location(world.getWorld(), pos.getX(), pos.getY(), pos.getZ()); + } + + /** + * Converts an NMS entity's current location to a Bukkit Location + * @param entity + * @return + */ + public static Location toLocation(Entity entity) { + return new Location(entity.getWorld().getWorld(), entity.locX, entity.locY, entity.locZ); + } + + public static boolean isEdgeOfChunk(BlockPosition pos) { + final int absX = Math.abs(pos.getX()) % 16; + final int absZ = Math.abs(pos.getZ()) % 16; + return (absX == 0 || absX == 15 || absZ == 0 || absZ == 15); + } +} -- 2.8.0