452 lines
19 KiB
C#
452 lines
19 KiB
C#
using System;
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using Microsoft.Xna.Framework;
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using Microsoft.Xna.Framework.Graphics;
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using Terraria;
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using Terraria.Audio;
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using Terraria.ID;
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using Terraria.ModLoader;
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namespace Decimation.Lib.NPCs
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{
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public abstract class Worm : ModNPC
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{
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public int bodyType;
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public bool directional = false;
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public bool flies = false;
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/* ai[0] = follower
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* ai[1] = following
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* ai[2] = distanceFromTail
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* ai[3] = head
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*/
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public bool head;
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public int headType;
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public int maxLength;
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public int minLength;
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public float speed;
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public bool tail;
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public int tailType;
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public float turnSpeed;
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public LegacySoundStyle undergroundSound;
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public override void AI()
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{
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if (npc.localAI[1] == 0f)
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{
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npc.localAI[1] = 1f;
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Init();
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}
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if (npc.ai[3] > 0f) npc.realLife = (int) npc.ai[3];
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if (!head && npc.timeLeft < 300) npc.timeLeft = 300;
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if (npc.target < 0 || npc.target == 255 || Main.player[npc.target].dead)
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npc.TargetClosest();
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if (Main.player[npc.target].dead && npc.timeLeft > 300) npc.timeLeft = 300;
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if (Main.netMode != 1)
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{
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if (!tail && npc.ai[0] == 0f)
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{
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if (head)
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{
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npc.ai[3] = npc.whoAmI;
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npc.realLife = npc.whoAmI;
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npc.ai[2] = Main.rand.Next(minLength, maxLength + 1);
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npc.ai[0] = NPC.NewNPC((int) (npc.position.X + npc.width / 2f),
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(int) (npc.position.Y + npc.height), bodyType, npc.whoAmI);
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}
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else if (npc.ai[2] > 0f)
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{
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npc.ai[0] = NPC.NewNPC((int) (npc.position.X + npc.width / 2f),
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(int) (npc.position.Y + npc.height), npc.type, npc.whoAmI);
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}
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else
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{
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npc.ai[0] = NPC.NewNPC((int) (npc.position.X + npc.width / 2f),
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(int) (npc.position.Y + npc.height), tailType, npc.whoAmI);
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}
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Main.npc[(int) npc.ai[0]].ai[3] = npc.ai[3];
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Main.npc[(int) npc.ai[0]].realLife = npc.realLife;
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Main.npc[(int) npc.ai[0]].ai[1] = npc.whoAmI;
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Main.npc[(int) npc.ai[0]].ai[2] = npc.ai[2] - 1f;
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npc.netUpdate = true;
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}
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if (!head && (!Main.npc[(int) npc.ai[1]].active ||
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Main.npc[(int) npc.ai[1]].type != headType &&
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Main.npc[(int) npc.ai[1]].type != bodyType))
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{
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npc.life = 0;
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npc.HitEffect();
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npc.active = false;
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}
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if (!tail && (!Main.npc[(int) npc.ai[0]].active ||
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Main.npc[(int) npc.ai[0]].type != bodyType &&
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Main.npc[(int) npc.ai[0]].type != tailType))
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{
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npc.life = 0;
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npc.HitEffect();
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npc.active = false;
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}
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if (!npc.active && Main.netMode == 2) NetMessage.SendData(28, -1, -1, null, npc.whoAmI, -1f);
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}
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int num180 = (int) (npc.position.X / 16f) - 1;
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int num181 = (int) ((npc.position.X + npc.width) / 16f) + 2;
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int num182 = (int) (npc.position.Y / 16f) - 1;
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int num183 = (int) ((npc.position.Y + npc.height) / 16f) + 2;
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if (num180 < 0) num180 = 0;
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if (num181 > Main.maxTilesX) num181 = Main.maxTilesX;
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if (num182 < 0) num182 = 0;
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if (num183 > Main.maxTilesY) num183 = Main.maxTilesY;
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bool flag18 = flies;
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if (!flag18)
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for (int num184 = num180; num184 < num181; num184++)
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for (int num185 = num182; num185 < num183; num185++)
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if (Main.tile[num184, num185] != null &&
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(Main.tile[num184, num185].nactive() &&
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(Main.tileSolid[Main.tile[num184, num185].type] ||
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Main.tileSolidTop[Main.tile[num184, num185].type] && Main.tile[num184, num185].frameY == 0) ||
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Main.tile[num184, num185].liquid > 64))
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{
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Vector2 vector17;
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vector17.X = num184 * 16;
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vector17.Y = num185 * 16;
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if (npc.position.X + npc.width > vector17.X &&
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npc.position.X < vector17.X + 16f &&
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npc.position.Y + npc.height > vector17.Y &&
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npc.position.Y < vector17.Y + 16f)
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{
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flag18 = true;
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if (Main.rand.NextBool(100) && npc.behindTiles && Main.tile[num184, num185].nactive())
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WorldGen.KillTile(num184, num185, true, true);
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if (Main.netMode != 1 && Main.tile[num184, num185].type == 2)
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{
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ushort arg_BFCA_0 = Main.tile[num184, num185 - 1].type;
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}
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}
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}
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if (!flag18 && head)
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{
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Rectangle rectangle = new Rectangle((int) npc.position.X, (int) npc.position.Y,
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npc.width, npc.height);
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int num186 = 1000;
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bool flag19 = true;
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for (int num187 = 0; num187 < 255; num187++)
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if (Main.player[num187].active)
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{
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Rectangle rectangle2 = new Rectangle((int) Main.player[num187].position.X - num186,
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(int) Main.player[num187].position.Y - num186, num186 * 2, num186 * 2);
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if (rectangle.Intersects(rectangle2))
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{
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flag19 = false;
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break;
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}
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}
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if (flag19) flag18 = true;
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}
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if (directional)
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{
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if (npc.velocity.X < 0f)
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npc.spriteDirection = 1;
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else if (npc.velocity.X > 0f) npc.spriteDirection = -1;
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}
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float num188 = speed;
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float num189 = turnSpeed;
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Vector2 vector18 = new Vector2(npc.position.X + npc.width * 0.5f,
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npc.position.Y + npc.height * 0.5f);
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float num191 = Main.player[npc.target].position.X + Main.player[npc.target].width / 2;
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float num192 = Main.player[npc.target].position.Y + Main.player[npc.target].height / 2;
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num191 = (int) (num191 / 16f) * 16;
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num192 = (int) (num192 / 16f) * 16;
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vector18.X = (int) (vector18.X / 16f) * 16;
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vector18.Y = (int) (vector18.Y / 16f) * 16;
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num191 -= vector18.X;
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num192 -= vector18.Y;
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float num193 = (float) Math.Sqrt(num191 * num191 + num192 * num192);
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if (npc.ai[1] > 0f && npc.ai[1] < Main.npc.Length)
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{
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try
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{
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vector18 = new Vector2(npc.position.X + npc.width * 0.5f,
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npc.position.Y + npc.height * 0.5f);
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num191 = Main.npc[(int) npc.ai[1]].position.X + Main.npc[(int) npc.ai[1]].width / 2 -
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vector18.X;
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num192 = Main.npc[(int) npc.ai[1]].position.Y + Main.npc[(int) npc.ai[1]].height / 2 -
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vector18.Y;
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}
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catch
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{
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}
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npc.rotation = (float) Math.Atan2(num192, num191) + 1.57f;
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num193 = (float) Math.Sqrt(num191 * num191 + num192 * num192);
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int num194 = npc.width;
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num193 = (num193 - num194) / num193;
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num191 *= num193;
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num192 *= num193;
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npc.velocity = Vector2.Zero;
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npc.position.X = npc.position.X + num191;
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npc.position.Y = npc.position.Y + num192;
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if (directional)
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{
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if (num191 < 0f) npc.spriteDirection = 1;
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if (num191 > 0f) npc.spriteDirection = -1;
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}
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}
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else
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{
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if (!flag18)
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{
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npc.TargetClosest();
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npc.velocity.Y = npc.velocity.Y + 0.11f;
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if (npc.velocity.Y > num188) npc.velocity.Y = num188;
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if (Math.Abs(npc.velocity.X) + Math.Abs(npc.velocity.Y) < num188 * 0.4)
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{
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if (npc.velocity.X < 0f)
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npc.velocity.X = npc.velocity.X - num189 * 1.1f;
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else
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npc.velocity.X = npc.velocity.X + num189 * 1.1f;
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}
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else if (npc.velocity.Y == num188)
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{
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if (npc.velocity.X < num191)
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npc.velocity.X = npc.velocity.X + num189;
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else if (npc.velocity.X > num191) npc.velocity.X = npc.velocity.X - num189;
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}
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else if (npc.velocity.Y > 4f)
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{
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if (npc.velocity.X < 0f)
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npc.velocity.X = npc.velocity.X + num189 * 0.9f;
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else
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npc.velocity.X = npc.velocity.X - num189 * 0.9f;
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}
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}
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else
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{
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if (!flies && npc.behindTiles && npc.soundDelay == 0)
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{
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if (Main.netMode != NetmodeID.MultiplayerClient)
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{
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npc.soundDelay = 120;
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Main.PlaySound(undergroundSound, npc.position);
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if(Main.netMode == NetmodeID.Server) SendSoundPacket();
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}
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}
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num193 = (float) Math.Sqrt(num191 * num191 + num192 * num192);
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float num196 = Math.Abs(num191);
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float num197 = Math.Abs(num192);
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float num198 = num188 / num193;
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num191 *= num198;
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num192 *= num198;
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if (ShouldRun())
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{
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if (Main.netMode != 1 &&
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npc.position.Y / 16f > (Main.rockLayer + Main.maxTilesY) / 2.0)
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{
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npc.active = false;
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int num200 = (int) npc.ai[0];
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while (num200 > 0 && num200 < 200 && Main.npc[num200].active &&
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Main.npc[num200].aiStyle == npc.aiStyle)
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{
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int num201 = (int) Main.npc[num200].ai[0];
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Main.npc[num200].active = false;
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npc.life = 0;
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if (Main.netMode == 2) NetMessage.SendData(23, -1, -1, null, num200);
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num200 = num201;
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}
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if (Main.netMode == 2) NetMessage.SendData(23, -1, -1, null, npc.whoAmI);
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}
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num191 = 0f;
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num192 = num188;
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}
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bool flag21 = false;
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if (npc.type == 87)
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{
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if ((npc.velocity.X > 0f && num191 < 0f || npc.velocity.X < 0f && num191 > 0f ||
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npc.velocity.Y > 0f && num192 < 0f || npc.velocity.Y < 0f && num192 > 0f) &&
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Math.Abs(npc.velocity.X) + Math.Abs(npc.velocity.Y) > num189 / 2f &&
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num193 < 300f)
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{
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flag21 = true;
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if (Math.Abs(npc.velocity.X) + Math.Abs(npc.velocity.Y) < num188)
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npc.velocity *= 1.1f;
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}
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if (npc.position.Y > Main.player[npc.target].position.Y ||
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Main.player[npc.target].position.Y / 16f > Main.worldSurface ||
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Main.player[npc.target].dead)
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{
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flag21 = true;
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if (Math.Abs(npc.velocity.X) < num188 / 2f)
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{
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if (npc.velocity.X == 0f)
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npc.velocity.X = npc.velocity.X - npc.direction;
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npc.velocity.X = npc.velocity.X * 1.1f;
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}
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else
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{
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if (npc.velocity.Y > -num188) npc.velocity.Y = npc.velocity.Y - num189;
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}
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}
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}
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if (!flag21)
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{
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if (npc.velocity.X > 0f && num191 > 0f || npc.velocity.X < 0f && num191 < 0f ||
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npc.velocity.Y > 0f && num192 > 0f || npc.velocity.Y < 0f && num192 < 0f)
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{
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if (npc.velocity.X < num191)
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{
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npc.velocity.X = npc.velocity.X + num189;
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}
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else
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{
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if (npc.velocity.X > num191) npc.velocity.X = npc.velocity.X - num189;
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}
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if (npc.velocity.Y < num192)
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{
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npc.velocity.Y = npc.velocity.Y + num189;
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}
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else
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{
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if (npc.velocity.Y > num192) npc.velocity.Y = npc.velocity.Y - num189;
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}
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if (Math.Abs(num192) < num188 * 0.2 &&
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(npc.velocity.X > 0f && num191 < 0f || npc.velocity.X < 0f && num191 > 0f))
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{
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if (npc.velocity.Y > 0f)
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npc.velocity.Y = npc.velocity.Y + num189 * 2f;
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else
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npc.velocity.Y = npc.velocity.Y - num189 * 2f;
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}
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if (Math.Abs(num191) < num188 * 0.2 &&
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(npc.velocity.Y > 0f && num192 < 0f || npc.velocity.Y < 0f && num192 > 0f))
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{
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if (npc.velocity.X > 0f)
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npc.velocity.X = npc.velocity.X + num189 * 2f;
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else
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npc.velocity.X = npc.velocity.X - num189 * 2f;
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}
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}
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else
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{
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if (num196 > num197)
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{
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if (npc.velocity.X < num191)
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npc.velocity.X = npc.velocity.X + num189 * 1.1f;
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else if (npc.velocity.X > num191)
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npc.velocity.X = npc.velocity.X - num189 * 1.1f;
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if (Math.Abs(npc.velocity.X) + Math.Abs(npc.velocity.Y) < num188 * 0.5)
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{
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if (npc.velocity.Y > 0f)
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npc.velocity.Y = npc.velocity.Y + num189;
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else
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npc.velocity.Y = npc.velocity.Y - num189;
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}
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}
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else
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{
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if (npc.velocity.Y < num192)
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npc.velocity.Y = npc.velocity.Y + num189 * 1.1f;
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else if (npc.velocity.Y > num192)
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npc.velocity.Y = npc.velocity.Y - num189 * 1.1f;
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if (Math.Abs(npc.velocity.X) + Math.Abs(npc.velocity.Y) < num188 * 0.5)
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{
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if (npc.velocity.X > 0f)
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npc.velocity.X = npc.velocity.X + num189;
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else
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npc.velocity.X = npc.velocity.X - num189;
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}
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}
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}
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}
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}
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npc.rotation = (float) Math.Atan2(npc.velocity.Y, npc.velocity.X) + 1.57f;
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if (head)
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{
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if (flag18)
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{
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if (npc.localAI[0] != 1f) npc.netUpdate = true;
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npc.localAI[0] = 1f;
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}
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else
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{
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if (npc.localAI[0] != 0f) npc.netUpdate = true;
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npc.localAI[0] = 0f;
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}
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if ((npc.velocity.X > 0f && npc.oldVelocity.X < 0f ||
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npc.velocity.X < 0f && npc.oldVelocity.X > 0f ||
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npc.velocity.Y > 0f && npc.oldVelocity.Y < 0f ||
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npc.velocity.Y < 0f && npc.oldVelocity.Y > 0f) && !npc.justHit)
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{
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npc.netUpdate = true;
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return;
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}
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}
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}
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CustomBehavior();
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}
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public virtual void Init()
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{
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}
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public virtual bool ShouldRun()
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{
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return false;
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}
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public virtual void CustomBehavior()
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{
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}
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public override bool? DrawHealthBar(byte hbPosition, ref float scale, ref Vector2 position)
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{
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return head ? (bool?) null : false;
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}
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protected void Draw(String texturePath, SpriteBatch spriteBatch, Color drawColor)
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{
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Vector2 frameSize = new Vector2(npc.width, npc.height);
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Texture2D texture = mod.GetTexture(texturePath);
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spriteBatch.Draw
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(
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texture,
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new Vector2(
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npc.position.X - Main.screenPosition.X + frameSize.X / 2,
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npc.position.Y - Main.screenPosition.Y + frameSize.Y / 2
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),
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npc.frame,
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drawColor,
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npc.rotation,
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frameSize * 0.5f,
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npc.scale,
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SpriteEffects.None,
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0f
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);
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}
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protected abstract void SendSoundPacket();
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}
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} |