001/*
002 * Trident - A Multithreaded Server Alternative
003 * Copyright 2014 The TridentSDK Team
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *    http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018package net.tridentsdk.server.packets.play.out;
019
020import io.netty.buffer.ByteBuf;
021import net.tridentsdk.base.Position;
022import net.tridentsdk.entity.Entity;
023import net.tridentsdk.server.data.ProtocolMetadata;
024import net.tridentsdk.server.netty.Codec;
025import net.tridentsdk.server.netty.packet.OutPacket;
026import net.tridentsdk.util.Vector;
027
028public class PacketPlayOutSpawnMob extends OutPacket {
029    protected int entityId;
030    protected Entity entity;
031    protected ProtocolMetadata metadata;
032
033    @Override
034    public int id() {
035        return 0x0F;
036    }
037
038    public int getEntityId() {
039        return this.entityId;
040    }
041
042    public Entity getEntity() {
043        return this.entity;
044    }
045
046    @Override
047    public void encode(ByteBuf buf) {
048        Position loc = this.entity.position();
049        Vector velocity = this.entity.velocity();
050
051        Codec.writeVarInt32(buf, this.entityId);
052        buf.writeByte((int) entity.type().asByte()); // TODO: use the real type id
053
054        buf.writeInt((int) loc.x() * 32);
055        buf.writeInt((int) loc.y() * 32);
056        buf.writeInt((int) loc.z() * 32);
057
058        buf.writeByte((int) (byte) loc.yaw());
059        buf.writeByte((int) (byte) loc.pitch());
060        buf.writeByte((int) (byte) loc.pitch()); // -shrugs-
061
062        buf.writeShort((int) velocity.x());
063        buf.writeShort((int) velocity.y());
064        buf.writeShort((int) velocity.z());
065
066        metadata.write(buf);
067    }
068}