AI_007_GrapplingHooks()

void Terraria.Projectile.AI_007_GrapplingHooks ( )

inlineprivate

Definition at line 42689 of file Projectile.cs.

    {
        if (Main.player[owner].dead || Main.player[owner].stoned || Main.player[owner].webbed || Main.player[owner].frozen)
        {
            Kill();
            return;
        }
        Vector2 mountedCenter = Main.player[owner].MountedCenter;
        Vector2 vector = new Vector2(position.X + (float)width * 0.5f, position.Y + (float)height * 0.5f);
        float num = mountedCenter.X - vector.X;
        float num2 = mountedCenter.Y - vector.Y;
        float num3 = (float)Math.Sqrt(num * num + num2 * num2);
        rotation = (float)Math.Atan2(num2, num) - 1.57f;
        if (ai[0] == 2f && type == 865)
        {
            float num4 = (float)Math.PI / 2f;
            int num5 = (int)Math.Round(rotation / num4);
            rotation = (float)num5 * num4;
        }
        if (Main.myPlayer == owner)
        {
            int num6 = (int)(base.Center.X / 16f);
            int num7 = (int)(base.Center.Y / 16f);
            if (num6 > 0 && num7 > 0 && num6 < Main.maxTilesX && num7 < Main.maxTilesY && Main.tile[num6, num7].nactive() && TileID.Sets.CrackedBricks[Main.tile[num6, num7].type] && Main.rand.Next(16) == 0)
            {
                WorldGen.KillTile(num6, num7);
                if (Main.netMode != 0)
                {
                    NetMessage.SendData(17, -1, -1, null, 20, num6, num7);
                }
            }
        }
        if (num3 > 2500f)
        {
            Kill();
        }
        if (type == 256)
        {
            rotation = (float)Math.Atan2(num2, num) + 3.9250002f;
        }
        if (type == 446)
        {
            Lighting.AddLight(mountedCenter, 0f, 0.4f, 0.3f);
            localAI[0] += 1f;
            if (localAI[0] >= 28f)
            {
                localAI[0] = 0f;
            }
            DelegateMethods.v3_1 = new Vector3(0f, 0.4f, 0.3f);
            Utils.PlotTileLine(base.Center, mountedCenter, 8f, DelegateMethods.CastLightOpen);
        }
        if (type == 652 && ++frameCounter >= 7)
        {
            frameCounter = 0;
            if (++frame >= Main.projFrames[type])
            {
                frame = 0;
            }
        }
        if (type >= 646 && type <= 649)
        {
            Vector3 vector2 = Vector3.Zero;
            switch (type)
            {
            case 646:
                vector2 = new Vector3(0.7f, 0.5f, 0.1f);
                break;
            case 647:
                vector2 = new Vector3(0f, 0.6f, 0.7f);
                break;
            case 648:
                vector2 = new Vector3(0.6f, 0.2f, 0.6f);
                break;
            case 649:
                vector2 = new Vector3(0.6f, 0.6f, 0.9f);
                break;
            }
            Lighting.AddLight(mountedCenter, vector2);
            Lighting.AddLight(base.Center, vector2);
            DelegateMethods.v3_1 = vector2;
            Utils.PlotTileLine(base.Center, mountedCenter, 8f, DelegateMethods.CastLightOpen);
        }
        if (ai[0] == 0f)
        {
            if ((num3 > 300f && type == 13) || (num3 > 400f && type == 32) || (num3 > 440f && type == 73) || (num3 > 440f && type == 74) || (num3 > 375f && type == 165) || (num3 > 350f && type == 256) || (num3 > 500f && type == 315) || (num3 > 550f && type == 322) || (num3 > 400f && type == 331) || (num3 > 550f && type == 332) || (num3 > 400f && type == 372) || (num3 > 300f && type == 396) || (num3 > 550f && type >= 646 && type <= 649) || (num3 > 600f && type == 652) || (num3 > 300f && type == 865) || (num3 > 500f && type == 935) || (num3 > 480f && type >= 486 && type <= 489) || (num3 > 500f && type == 446))
            {
                ai[0] = 1f;
            }
            else if (type >= 230 && type <= 235)
            {
                int num8 = 300 + (type - 230) * 30;
                if (num3 > (float)num8)
                {
                    ai[0] = 1f;
                }
            }
            else if (type == 753)
            {
                int num9 = 420;
                if (num3 > (float)num9)
                {
                    ai[0] = 1f;
                }
            }
            Vector2 vector3 = base.Center - new Vector2(5f);
            Vector2 vector4 = base.Center + new Vector2(5f);
            Point point = (vector3 - new Vector2(16f)).ToTileCoordinates();
            Point point2 = (vector4 + new Vector2(32f)).ToTileCoordinates();
            int num10 = point.X;
            int num11 = point2.X;
            int num12 = point.Y;
            int num13 = point2.Y;
            if (num10 < 0)
            {
                num10 = 0;
            }
            if (num11 > Main.maxTilesX)
            {
                num11 = Main.maxTilesX;
            }
            if (num12 < 0)
            {
                num12 = 0;
            }
            if (num13 > Main.maxTilesY)
            {
                num13 = Main.maxTilesY;
            }
            Player player = Main.player[owner];
            List<Point> list = new List<Point>();
            for (int i = 0; i < player.grapCount; i++)
            {
                Projectile projectile = Main.projectile[player.grappling[i]];
                if (projectile.aiStyle != 7 || projectile.ai[0] != 2f)
                {
                    continue;
                }
                Point pt = projectile.Center.ToTileCoordinates();
                Tile tileSafely = Framing.GetTileSafely(pt);
                if (tileSafely.type != 314 && !TileID.Sets.Platforms[tileSafely.type])
                {
                    continue;
                }
                for (int j = -2; j <= 2; j++)
                {
                    for (int k = -2; k <= 2; k++)
                    {
                        Point point3 = new Point(pt.X + j, pt.Y + k);
                        Tile tileSafely2 = Framing.GetTileSafely(point3);
                        if (tileSafely2.type == 314 || TileID.Sets.Platforms[tileSafely2.type])
                        {
                            list.Add(point3);
                        }
                    }
                }
            }
            Vector2 vector5 = default(Vector2);
            for (int l = num10; l < num11; l++)
            {
                for (int m = num12; m < num13; m++)
                {
                    if (Main.tile[l, m] == null)
                    {
                        Main.tile[l, m] = new Tile();
                    }
                    vector5.X = l * 16;
                    vector5.Y = m * 16;
                    if (!(vector3.X + 10f > vector5.X) || !(vector3.X < vector5.X + 16f) || !(vector3.Y + 10f > vector5.Y) || !(vector3.Y < vector5.Y + 16f))
                    {
                        continue;
                    }
                    Tile tile = Main.tile[l, m];
                    if (!tile.nactive() || !AI_007_GrapplingHooks_CanTileBeLatchedOnTo(tile) || list.Contains(new Point(l, m)) || (type == 403 && tile.type != 314) || Main.player[owner].IsBlacklistedForGrappling(new Point(l, m)))
                    {
                        continue;
                    }
                    if (Main.player[owner].grapCount < 10)
                    {
                        Main.player[owner].grappling[Main.player[owner].grapCount] = whoAmI;
                        Main.player[owner].grapCount++;
                    }
                    if (Main.myPlayer != owner)
                    {
                        continue;
                    }
                    int num14 = 0;
                    int num15 = -1;
                    int num16 = 100000;
                    if (type == 73 || type == 74)
                    {
                        for (int n = 0; n < 1000; n++)
                        {
                            if (n != whoAmI && Main.projectile[n].active && Main.projectile[n].owner == owner && Main.projectile[n].aiStyle == 7 && Main.projectile[n].ai[0] == 2f)
                            {
                                Main.projectile[n].Kill();
                            }
                        }
                    }
                    else
                    {
                        int num17 = 3;
                        if (type == 165)
                        {
                            num17 = 8;
                        }
                        if (type == 256)
                        {
                            num17 = 2;
                        }
                        if (type == 372)
                        {
                            num17 = 2;
                        }
                        if (type == 652)
                        {
                            num17 = 1;
                        }
                        if (type >= 646 && type <= 649)
                        {
                            num17 = 4;
                        }
                        for (int num18 = 0; num18 < 1000; num18++)
                        {
                            if (Main.projectile[num18].active && Main.projectile[num18].owner == owner && Main.projectile[num18].aiStyle == 7)
                            {
                                if (Main.projectile[num18].timeLeft < num16)
                                {
                                    num15 = num18;
                                    num16 = Main.projectile[num18].timeLeft;
                                }
                                num14++;
                            }
                        }
                        if (num14 > num17)
                        {
                            Main.projectile[num15].Kill();
                        }
                    }
                    WorldGen.KillTile(l, m, fail: true, effectOnly: true);
                    SoundEngine.PlaySound(0, l * 16, m * 16);
                    velocity.X = 0f;
                    velocity.Y = 0f;
                    ai[0] = 2f;
                    position.X = l * 16 + 8 - width / 2;
                    position.Y = m * 16 + 8 - height / 2;
                    Rectangle? tileVisualHitbox = WorldGen.GetTileVisualHitbox(l, m);
                    if (tileVisualHitbox.HasValue)
                    {
                        base.Center = tileVisualHitbox.Value.Center.ToVector2();
                    }
                    damage = 0;
                    netUpdate = true;
                    if (Main.myPlayer == owner)
                    {
                        if (type == 935)
                        {
                            Main.player[owner].DoQueenSlimeHookTeleport(base.Center);
                        }
                        NetMessage.SendData(13, -1, -1, null, owner);
                    }
                    break;
                }
                if (ai[0] == 2f)
                {
                    break;
                }
            }
        }
        else if (ai[0] == 1f)
        {
            float num19 = 11f;
            if (type == 32)
            {
                num19 = 15f;
            }
            if (type == 73 || type == 74)
            {
                num19 = 17f;
            }
            if (type == 315)
            {
                num19 = 20f;
            }
            if (type == 322)
            {
                num19 = 22f;
            }
            if (type >= 230 && type <= 235)
            {
                num19 = 11f + (float)(type - 230) * 0.75f;
            }
            if (type == 753)
            {
                num19 = 15f;
            }
            if (type == 446)
            {
                num19 = 20f;
            }
            if (type >= 486 && type <= 489)
            {
                num19 = 18f;
            }
            if (type >= 646 && type <= 649)
            {
                num19 = 24f;
            }
            if (type == 652)
            {
                num19 = 24f;
            }
            if (type == 332)
            {
                num19 = 17f;
            }
            if (num3 < 24f)
            {
                Kill();
            }
            num3 = num19 / num3;
            num *= num3;
            num2 *= num3;
            velocity.X = num;
            velocity.Y = num2;
        }
        else if (ai[0] == 2f)
        {
            Point point4 = base.Center.ToTileCoordinates();
            if (Main.tile[point4.X, point4.Y] == null)
            {
                Main.tile[point4.X, point4.Y] = new Tile();
            }
            bool flag = true;
            if (Main.tile[point4.X, point4.Y].nactive() && AI_007_GrapplingHooks_CanTileBeLatchedOnTo(Main.tile[point4.X, point4.Y]))
            {
                flag = false;
            }
            if (flag)
            {
                ai[0] = 1f;
            }
            else if (Main.player[owner].grapCount < 10)
            {
                Main.player[owner].grappling[Main.player[owner].grapCount] = whoAmI;
                Main.player[owner].grapCount++;
            }
        }
    }

References Terraria.Lighting.AddLight(), Terraria.Projectile.ai, Terraria.Projectile.aiStyle, System.Math.Atan2(), Terraria.DelegateMethods.CastLightOpen(), Terraria.Entity.Center, Terraria.ID.TileID.Sets.CrackedBricks, Terraria.Framing.GetTileSafely(), Terraria.WorldGen.GetTileVisualHitbox(), Terraria.Player.grapCount, Terraria.Player.grappling, Terraria.WorldGen.KillTile(), System.list, Terraria.Main.maxTilesX, Terraria.Main.maxTilesY, Terraria.Main.myPlayer, Terraria.Tile.nactive(), Terraria.Main.netMode, System.Math.PI, Terraria.ID.TileID.Sets.Platforms, Terraria.Main.player, Terraria.Audio.SoundEngine.PlaySound(), Terraria.Utils.PlotTileLine(), Terraria.Main.projectile, Terraria.Main.projFrames, Terraria.Main.rand, System.Math.Round(), Terraria.NetMessage.SendData(), System.Math.Sqrt(), Terraria.DataStructures.Tile, Terraria.Main.tile, System.type, Terraria.Tile.type, Microsoft.Xna.Framework.Point.X, Microsoft.Xna.Framework.Vector2.X, Microsoft.Xna.Framework.Point.Y, Microsoft.Xna.Framework.Vector2.Y, and Microsoft.Xna.Framework.Vector3.Zero.