/*
* Copyright (c) CovertJaguar, 2014 http://railcraft.info
*
* This code is the property of CovertJaguar
* and may only be used with explicit written
* permission unless otherwise specified on the
* license page at http://railcraft.info/wiki/info:license.
*/
package mods.railcraft.common.util.misc;
import java.util.List;
import java.util.Random;
import java.util.UUID;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.util.MathHelper;
import net.minecraft.util.MovingObjectPosition;
import net.minecraft.util.Vec3;
import net.minecraft.world.World;
import net.minecraftforge.common.util.ForgeDirection;
import mods.railcraft.common.plugins.forge.ItemRegistry;
import mods.railcraft.common.blocks.RailcraftBlocks;
import mods.railcraft.common.blocks.tracks.EnumTrack;
import mods.railcraft.common.blocks.tracks.TrackTools;
import mods.railcraft.common.core.RailcraftConfig;
import net.minecraft.command.IEntitySelector;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.item.EntityMinecart;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.util.AxisAlignedBB;
public abstract class MiscTools {
public enum ArmorSlots {
BOOTS,
LEGS,
CHEST,
HELM,
}
public static final Random RANDOM = new Random();
/**
* Returns a Random instance.
*
* @return Random
*/
public static Random getRand() {
return RANDOM;
}
public static void registerTrack(EnumTrack rail) {
RailcraftBlocks.registerBlockTrack();
if (RailcraftBlocks.getBlockTrack() != null)
if (RailcraftConfig.isSubBlockEnabled(rail.getTag())) {
rail.initialize();
ItemStack stack = rail.getTrackSpec().getItem();
ItemRegistry.registerItemStack(rail.getTag(), stack);
}
}
public static String cleanTag(String tag) {
return tag.replaceAll("[Rr]ailcraft\\p{Punct}", "").replaceFirst("^tile\\.", "").replaceFirst("^item\\.", "");
}
public static void writeUUID(NBTTagCompound data, String tag, UUID uuid) {
if (uuid == null)
return;
NBTTagCompound nbtTag = new NBTTagCompound();
nbtTag.setLong("most", uuid.getMostSignificantBits());
nbtTag.setLong("least", uuid.getLeastSignificantBits());
data.setTag(tag, nbtTag);
}
public static UUID readUUID(NBTTagCompound data, String tag) {
if (data.hasKey(tag)) {
NBTTagCompound nbtTag = data.getCompoundTag(tag);
return new UUID(nbtTag.getLong("most"), nbtTag.getLong("least"));
}
return null;
}
public static AxisAlignedBB addCoordToAABB(AxisAlignedBB box, double x, double y, double z) {
if (x < box.minX)
box.minX = x;
else if (x > box.maxX)
box.maxX = x;
if (y < box.minY)
box.minY = y;
else if (y > box.maxY)
box.maxY = y;
if (z < box.minZ)
box.minZ = z;
else if (z > box.maxZ)
box.maxZ = z;
return box;
}
public static <T extends Entity> List<T> getNearbyEntities(World world, Class<T> entityClass, float x, float minY, float maxY, float z, float radius) {
AxisAlignedBB box = AxisAlignedBB.getBoundingBox(x, minY, z, x + 1, maxY, z + 1);
box = box.expand(radius, 0, radius);
return (List<T>) world.getEntitiesWithinAABB(entityClass, box);
}
public static <T extends Entity> List<T> getEntitiesAt(World world, Class<T> entityClass, int x, int y, int z) {
AxisAlignedBB box = AxisAlignedBB.getBoundingBox(x, y, z, x + 1, y + 1, z + 1);
return (List<T>) world.selectEntitiesWithinAABB(entityClass, box, IEntitySelector.selectAnything);
}
public static <T extends Entity> T getEntityAt(World world, Class<T> entityClass, int x, int y, int z) {
AxisAlignedBB box = AxisAlignedBB.getBoundingBox(x, y, z, x + 1, y + 1, z + 1);
List<T> entities = (List<T>) world.selectEntitiesWithinAABB(entityClass, box, IEntitySelector.selectAnything);
if (!entities.isEmpty())
return entities.get(0);
return null;
}
public static MovingObjectPosition collisionRayTrace(Vec3 vec3d, Vec3 vec3d1, int i, int j, int k) {
vec3d = vec3d.addVector(-i, -j, -k);
vec3d1 = vec3d1.addVector(-i, -j, -k);
Vec3 vec3d2 = vec3d.getIntermediateWithXValue(vec3d1, 0);
Vec3 vec3d3 = vec3d.getIntermediateWithXValue(vec3d1, 1);
Vec3 vec3d4 = vec3d.getIntermediateWithYValue(vec3d1, 0);
Vec3 vec3d5 = vec3d.getIntermediateWithYValue(vec3d1, 1);
Vec3 vec3d6 = vec3d.getIntermediateWithZValue(vec3d1, 0);
Vec3 vec3d7 = vec3d.getIntermediateWithZValue(vec3d1, 1);
if (!isVecInsideYZBounds(vec3d2))
vec3d2 = null;
if (!isVecInsideYZBounds(vec3d3))
vec3d3 = null;
if (!isVecInsideXZBounds(vec3d4))
vec3d4 = null;
if (!isVecInsideXZBounds(vec3d5))
vec3d5 = null;
if (!isVecInsideXYBounds(vec3d6))
vec3d6 = null;
if (!isVecInsideXYBounds(vec3d7))
vec3d7 = null;
Vec3 vec3d8 = null;
if (vec3d2 != null && (vec3d8 == null || vec3d.distanceTo(vec3d2) < vec3d.distanceTo(vec3d8)))
vec3d8 = vec3d2;
if (vec3d3 != null && (vec3d8 == null || vec3d.distanceTo(vec3d3) < vec3d.distanceTo(vec3d8)))
vec3d8 = vec3d3;
if (vec3d4 != null && (vec3d8 == null || vec3d.distanceTo(vec3d4) < vec3d.distanceTo(vec3d8)))
vec3d8 = vec3d4;
if (vec3d5 != null && (vec3d8 == null || vec3d.distanceTo(vec3d5) < vec3d.distanceTo(vec3d8)))
vec3d8 = vec3d5;
if (vec3d6 != null && (vec3d8 == null || vec3d.distanceTo(vec3d6) < vec3d.distanceTo(vec3d8)))
vec3d8 = vec3d6;
if (vec3d7 != null && (vec3d8 == null || vec3d.distanceTo(vec3d7) < vec3d.distanceTo(vec3d8)))
vec3d8 = vec3d7;
if (vec3d8 == null)
return null;
byte byte0 = -1;
if (vec3d8 == vec3d2)
byte0 = 4;
if (vec3d8 == vec3d3)
byte0 = 5;
if (vec3d8 == vec3d4)
byte0 = 0;
if (vec3d8 == vec3d5)
byte0 = 1;
if (vec3d8 == vec3d6)
byte0 = 2;
if (vec3d8 == vec3d7)
byte0 = 3;
return new MovingObjectPosition(i, j, k, byte0, vec3d8.addVector(i, j, k));
}
private static boolean isVecInsideYZBounds(Vec3 vec3d) {
if (vec3d == null)
return false;
else
return vec3d.yCoord >= 0 && vec3d.yCoord <= 1 && vec3d.zCoord >= 0 && vec3d.zCoord <= 1;
}
private static boolean isVecInsideXZBounds(Vec3 vec3d) {
if (vec3d == null)
return false;
else
return vec3d.xCoord >= 0 && vec3d.xCoord <= 1 && vec3d.zCoord >= 0 && vec3d.zCoord <= 1;
}
private static boolean isVecInsideXYBounds(Vec3 vec3d) {
if (vec3d == null)
return false;
else
return vec3d.xCoord >= 0 && vec3d.xCoord <= 1 && vec3d.yCoord >= 0 && vec3d.yCoord <= 1;
}
public static MovingObjectPosition rayTracePlayerLook(EntityPlayer player) {
double distance = player.capabilities.isCreativeMode ? 5.0F : 4.5F;
Vec3 posVec = Vec3.createVectorHelper(player.posX, player.posY, player.posZ);
Vec3 lookVec = player.getLook(1);
posVec.yCoord += player.getEyeHeight();
lookVec = posVec.addVector(lookVec.xCoord * distance, lookVec.yCoord * distance, lookVec.zCoord * distance);
return player.worldObj.rayTraceBlocks(posVec, lookVec);
}
/**
* Performs a ray trace to determine which side of the block is under the
* cursor.
*
* @param player EntityPlayer
* @return a side value 0-5
*/
public static ForgeDirection getCurrentMousedOverSide(EntityPlayer player) {
MovingObjectPosition mouseOver = rayTracePlayerLook(player);
if (mouseOver != null)
return ForgeDirection.getOrientation(mouseOver.sideHit);
return ForgeDirection.UNKNOWN;
}
/**
* Returns the side closest to the player. Used in placement logic for
* blocks.
*
* @param world
* @param i
* @param j
* @param k
* @param entityplayer
* @return a side
*/
public static ForgeDirection getSideClosestToPlayer(World world, int i, int j, int k, EntityLivingBase entityplayer) {
if (MathHelper.abs((float) entityplayer.posX - (float) i) < 2.0F && MathHelper.abs((float) entityplayer.posZ - (float) k) < 2.0F) {
double d = (entityplayer.posY + 1.82D) - (double) entityplayer.yOffset;
if (d - (double) j > 2D)
return ForgeDirection.UP;
if ((double) j - d > 0.0D)
return ForgeDirection.DOWN;
}
int dir = MathHelper.floor_double((double) ((entityplayer.rotationYaw * 4F) / 360F) + 0.5D) & 3;
switch (dir) {
case 0:
return ForgeDirection.NORTH;
case 1:
return ForgeDirection.EAST;
case 2:
return ForgeDirection.SOUTH;
}
return dir != 3 ? ForgeDirection.DOWN : ForgeDirection.WEST;
}
public static ForgeDirection getSideFacingTrack(World world, int x, int y, int z) {
for (ForgeDirection dir : ForgeDirection.VALID_DIRECTIONS) {
if (TrackTools.isRailBlockAt(world, MiscTools.getXOnSide(x, dir), MiscTools.getYOnSide(y, dir), MiscTools.getZOnSide(z, dir)))
return dir;
}
return ForgeDirection.UNKNOWN;
}
/**
* This function unlike getSideClosestToPlayer can only return north, south,
* east, west.
*
* @param world
* @param x
* @param y
* @param z
* @param player
* @return a side
*/
public static ForgeDirection getHorizontalSideClosestToPlayer(World world, int x, int y, int z, EntityLivingBase player) {
int dir = MathHelper.floor_double((double) ((player.rotationYaw * 4.0F) / 360.0F) + 0.5) & 3;
switch (dir) {
case 0:
return ForgeDirection.NORTH;
case 1:
return ForgeDirection.EAST;
case 2:
return ForgeDirection.SOUTH;
case 3:
return ForgeDirection.WEST;
}
return ForgeDirection.NORTH;
}
public static ForgeDirection getOppositeSide(int side) {
int s = side;
s = s % 2 == 0 ? s + 1 : s - 1;
return ForgeDirection.getOrientation(s);
}
public static int getXOnSide(int x, ForgeDirection side) {
return x + side.offsetX;
}
public static int getYOnSide(int y, ForgeDirection side) {
return y + side.offsetY;
}
public static int getZOnSide(int z, ForgeDirection side) {
return z + side.offsetZ;
}
public static boolean areCoordinatesOnSide(int x, int y, int z, ForgeDirection side, int xCoord, int yCoord, int zCoord) {
return x + side.offsetX == xCoord && y + side.offsetY == yCoord && z + side.offsetZ == zCoord;
}
public static boolean isKillabledEntity(Entity entity) {
if (entity.ridingEntity instanceof EntityMinecart)
return false;
if (!(entity instanceof EntityLivingBase))
return false;
return ((EntityLivingBase) entity).getMaxHealth() < 100;
}
}