/*
* Copyright (C) 2017 - 2019 | Wurst-Imperium | All rights reserved.
*
* This source code is subject to the terms of the GNU General Public
* License, version 3. If a copy of the GPL was not distributed with this
* file, You can obtain one at: https://www.gnu.org/licenses/gpl-3.0.txt
*/
package net.wurstclient.forge.utils;
import java.lang.reflect.Field;
import net.minecraft.block.Block;
import net.minecraft.block.material.Material;
import net.minecraft.block.state.IBlockState;
import net.minecraft.client.Minecraft;
import net.minecraft.client.network.NetHandlerPlayClient;
import net.minecraft.network.play.client.CPacketAnimation;
import net.minecraft.network.play.client.CPacketPlayerDigging;
import net.minecraft.network.play.client.CPacketPlayerDigging.Action;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.EnumHand;
import net.minecraft.util.math.AxisAlignedBB;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.Vec3d;
import net.minecraft.util.math.Vec3i;
import net.wurstclient.forge.ForgeWurst;
import net.wurstclient.forge.compatibility.WMinecraft;
import net.wurstclient.forge.compatibility.WPlayerController;
import net.wurstclient.forge.compatibility.WVec3d;
public final class BlockUtils
{
private static final Minecraft mc = Minecraft.getMinecraft();
public static IBlockState getState(BlockPos pos)
{
return WMinecraft.getWorld().getBlockState(pos);
}
public static Block getBlock(BlockPos pos)
{
return getState(pos).getBlock();
}
public static int getId(BlockPos pos)
{
return Block.getIdFromBlock(getBlock(pos));
}
public static String getName(Block block)
{
return "" + Block.REGISTRY.getNameForObject(block);
}
public static Material getMaterial(BlockPos pos)
{
return getState(pos).getMaterial();
}
public static AxisAlignedBB getBoundingBox(BlockPos pos)
{
return getState(pos).getBoundingBox(WMinecraft.getWorld(), pos)
.offset(pos);
}
public static boolean canBeClicked(BlockPos pos)
{
return getBlock(pos).canCollideCheck(getState(pos), false);
}
public static float getHardness(BlockPos pos)
{
return getState(pos).getPlayerRelativeBlockHardness(
WMinecraft.getPlayer(), WMinecraft.getWorld(), pos);
}
public static void placeBlockSimple(BlockPos pos)
{
EnumFacing side = null;
EnumFacing[] sides = EnumFacing.values();
Vec3d eyesPos = RotationUtils.getEyesPos();
Vec3d posVec = new Vec3d(pos).addVector(0.5, 0.5, 0.5);
double distanceSqPosVec = eyesPos.squareDistanceTo(posVec);
Vec3d[] hitVecs = new Vec3d[sides.length];
for(int i = 0; i < sides.length; i++)
hitVecs[i] =
posVec.add(new Vec3d(sides[i].getDirectionVec()).scale(0.5));
for(int i = 0; i < sides.length; i++)
{
// check if neighbor can be right clicked
if(!canBeClicked(pos.offset(sides[i])))
continue;
// check line of sight
if(WMinecraft.getWorld().rayTraceBlocks(eyesPos, hitVecs[i], false,
true, false) != null)
continue;
side = sides[i];
break;
}
if(side == null)
for(int i = 0; i < sides.length; i++)
{
// check if neighbor can be right clicked
if(!canBeClicked(pos.offset(sides[i])))
continue;
// check if side is facing away from player
if(distanceSqPosVec > eyesPos.squareDistanceTo(hitVecs[i]))
continue;
side = sides[i];
break;
}
if(side == null)
return;
Vec3d hitVec = hitVecs[side.ordinal()];
// face block
RotationUtils.faceVectorPacket(hitVec);
if(RotationUtils.getAngleToLastReportedLookVec(hitVec) > 1)
return;
// check timer
try
{
Field rightClickDelayTimer = mc.getClass()
.getDeclaredField(ForgeWurst.getForgeWurst().isObfuscated()
? "field_71467_ac" : "rightClickDelayTimer");
rightClickDelayTimer.setAccessible(true);
if(rightClickDelayTimer.getInt(mc) > 0)
return;
}catch(ReflectiveOperationException e)
{
throw new RuntimeException(e);
}
// place block
WPlayerController.processRightClickBlock(pos.offset(side),
side.getOpposite(), hitVec);
// swing arm
WMinecraft.getPlayer().connection
.sendPacket(new CPacketAnimation(EnumHand.MAIN_HAND));
// reset timer
try
{
Field rightClickDelayTimer = mc.getClass()
.getDeclaredField(ForgeWurst.getForgeWurst().isObfuscated()
? "field_71467_ac" : "rightClickDelayTimer");
rightClickDelayTimer.setAccessible(true);
rightClickDelayTimer.setInt(mc, 4);
}catch(ReflectiveOperationException e)
{
throw new RuntimeException(e);
}
}
public static boolean breakBlockSimple(BlockPos pos)
{
EnumFacing side = null;
EnumFacing[] sides = EnumFacing.values();
Vec3d eyesPos = RotationUtils.getEyesPos();
Vec3d relCenter = getState(pos)
.getBoundingBox(WMinecraft.getWorld(), pos).getCenter();
Vec3d center = new Vec3d(pos).add(relCenter);
Vec3d[] hitVecs = new Vec3d[sides.length];
for(int i = 0; i < sides.length; i++)
{
Vec3i dirVec = sides[i].getDirectionVec();
Vec3d relHitVec = new Vec3d(WVec3d.getX(relCenter) * dirVec.getX(),
WVec3d.getY(relCenter) * dirVec.getY(),
WVec3d.getZ(relCenter) * dirVec.getZ());
hitVecs[i] = center.add(relHitVec);
}
for(int i = 0; i < sides.length; i++)
{
// check line of sight
if(WMinecraft.getWorld().rayTraceBlocks(eyesPos, hitVecs[i], false,
true, false) != null)
continue;
side = sides[i];
break;
}
if(side == null)
{
double distanceSqToCenter = eyesPos.squareDistanceTo(center);
for(int i = 0; i < sides.length; i++)
{
// check if side is facing towards player
if(eyesPos.squareDistanceTo(hitVecs[i]) >= distanceSqToCenter)
continue;
side = sides[i];
break;
}
}
// player is inside of block, side doesn't matter
if(side == null)
side = sides[0];
// face block
RotationUtils.faceVectorPacket(hitVecs[side.ordinal()]);
// damage block
if(!mc.playerController.onPlayerDamageBlock(pos, side))
return false;
// swing arm
WMinecraft.getPlayer().connection
.sendPacket(new CPacketAnimation(EnumHand.MAIN_HAND));
return true;
}
public static void breakBlocksPacketSpam(Iterable<BlockPos> blocks)
{
Vec3d eyesPos = RotationUtils.getEyesPos();
NetHandlerPlayClient connection = WMinecraft.getPlayer().connection;
for(BlockPos pos : blocks)
{
Vec3d posVec = new Vec3d(pos).addVector(0.5, 0.5, 0.5);
double distanceSqPosVec = eyesPos.squareDistanceTo(posVec);
for(EnumFacing side : EnumFacing.values())
{
Vec3d hitVec =
posVec.add(new Vec3d(side.getDirectionVec()).scale(0.5));
// check if side is facing towards player
if(eyesPos.squareDistanceTo(hitVec) >= distanceSqPosVec)
continue;
// break block
connection.sendPacket(new CPacketPlayerDigging(
Action.START_DESTROY_BLOCK, pos, side));
connection.sendPacket(new CPacketPlayerDigging(
Action.STOP_DESTROY_BLOCK, pos, side));
break;
}
}
}
}
