Update()

void Terraria.Projectile.Update ( int i )

inline

Definition at line 14283 of file Projectile.cs.

    {
        if (!active)
        {
            return;
        }
        if (Main.netMode == 1 && (ProjectileID.Sets.IsAGolfBall[type] || type == 820))
        {
            int num = (int)(position.X + (float)(width / 2)) / 16;
            int num2 = (int)(position.Y + (float)(height / 2)) / 16;
            if (Main.tile[num, num2] == null)
            {
                return;
            }
        }
        numUpdates = extraUpdates;
        while (numUpdates >= 0)
        {
            numUpdates--;
            if (type == 640 && ai[1] > 0f)
            {
                ai[1] -= 1f;
                continue;
            }
            if (position.X <= Main.leftWorld || position.X + (float)width >= Main.rightWorld || position.Y <= Main.topWorld || position.Y + (float)height >= Main.bottomWorld)
            {
                active = false;
                return;
            }
            if (!noEnchantmentVisuals)
            {
                UpdateEnchantmentVisuals();
            }
            if (numUpdates == -1 && (minion || sentry))
            {
                Player player = Main.player[owner];
                damage = (int)((float)originalDamage * player.minionDamage + 5E-06f);
            }
            if (minion && numUpdates == -1 && type != 625 && type != 628)
            {
                minionPos = Main.player[owner].numMinions;
                if (Main.player[owner].slotsMinions + minionSlots > (float)Main.player[owner].maxMinions && owner == Main.myPlayer)
                {
                    if ((type == 627 || type == 626) && owner == Main.myPlayer)
                    {
                        int byUUID = GetByUUID(owner, ai[0]);
                        if (byUUID != -1)
                        {
                            Projectile projectile = Main.projectile[byUUID];
                            if (projectile.type != 625)
                            {
                                projectile.localAI[1] = localAI[1];
                            }
                            projectile = Main.projectile[(int)localAI[1]];
                            projectile.ai[0] = ai[0];
                            projectile.ai[1] = 1f;
                            projectile.netUpdate = true;
                        }
                    }
                    Kill();
                }
                else
                {
                    Main.player[owner].numMinions++;
                    Main.player[owner].slotsMinions += minionSlots;
                }
            }
            float num3 = 1f + Math.Abs(velocity.X) / 3f;
            if (gfxOffY > 0f)
            {
                gfxOffY -= num3 * stepSpeed;
                if (gfxOffY < 0f)
                {
                    gfxOffY = 0f;
                }
            }
            else if (gfxOffY < 0f)
            {
                gfxOffY += num3 * stepSpeed;
                if (gfxOffY > 0f)
                {
                    gfxOffY = 0f;
                }
            }
            if (gfxOffY > 16f)
            {
                gfxOffY = 16f;
            }
            if (gfxOffY < -16f)
            {
                gfxOffY = -16f;
            }
            Vector2 wetVelocity = velocity;
            oldVelocity = velocity;
            whoAmI = i;
            if (soundDelay > 0)
            {
                soundDelay--;
            }
            netUpdate = false;
            for (int j = 0; j < 255; j++)
            {
                if (playerImmune[j] > 0)
                {
                    playerImmune[j]--;
                }
            }
            if (usesLocalNPCImmunity)
            {
                for (int k = 0; k < 200; k++)
                {
                    if (localNPCImmunity[k] > 0)
                    {
                        localNPCImmunity[k]--;
                    }
                }
            }
            AI();
            if (ShouldUseWindPhysics() && (double)base.Center.Y < Main.worldSurface * 16.0 && Main.tile[(int)base.Center.X / 16, (int)base.Center.Y / 16] != null && Main.tile[(int)base.Center.X / 16, (int)base.Center.Y / 16].wall == 0 && ((velocity.X > 0f && Main.windSpeedCurrent < 0f) || (velocity.X < 0f && Main.windSpeedCurrent > 0f) || Math.Abs(velocity.X) < Math.Abs(Main.windSpeedCurrent * Main.windPhysicsStrength) * 180f) && Math.Abs(velocity.X) < 16f)
            {
                velocity.X += Main.windSpeedCurrent * Main.windPhysicsStrength;
                MathHelper.Clamp(velocity.X, -16f, 16f);
            }
            if (owner < 255 && !Main.player[owner].active)
            {
                Kill();
            }
            if (type == 242 || type == 302 || type == 638)
            {
                wet = false;
            }
            if (!ignoreWater)
            {
                bool flag;
                bool flag2;
                try
                {
                    flag = Collision.LavaCollision(position, width, height);
                    flag2 = Collision.WetCollision(position, width, height);
                    if (flag)
                    {
                        lavaWet = true;
                    }
                    if (Collision.honey)
                    {
                        honeyWet = true;
                    }
                    if (Collision.shimmer)
                    {
                        shimmerWet = true;
                    }
                }
                catch
                {
                    active = false;
                    return;
                }
                if (wet && !lavaWet)
                {
                    if (type == 85 || type == 15 || type == 188)
                    {
                        Kill();
                    }
                    if (type == 2)
                    {
                        type = 1;
                        light = 0f;
                    }
                }
                if (type == 34)
                {
                    if (wet && !lavaWet)
                    {
                        Kill();
                    }
                    if (lavaWet)
                    {
                        flag2 = (wet = (lavaWet = false));
                    }
                }
                if (type == 80)
                {
                    flag2 = false;
                    wet = false;
                    if (flag && ai[0] >= 0f)
                    {
                        Kill();
                    }
                }
                if (flag2)
                {
                    if (type != 155 && wetCount == 0 && !wet)
                    {
                        if (!flag)
                        {
                            if (shimmerWet)
                            {
                                for (int l = 0; l < 10; l++)
                                {
                                    int num4 = Dust.NewDust(new Vector2(position.X - 6f, position.Y + (float)(height / 2) - 8f), width + 12, 24, 308);
                                    Main.dust[num4].velocity.Y -= 4f;
                                    Main.dust[num4].velocity.X *= 2.5f;
                                    Main.dust[num4].scale = 1.3f;
                                    Main.dust[num4].noGravity = true;
                                    switch (Main.rand.Next(6))
                                    {
                                    case 0:
                                        Main.dust[num4].color = new Color(255, 255, 210);
                                        break;
                                    case 1:
                                        Main.dust[num4].color = new Color(190, 245, 255);
                                        break;
                                    case 2:
                                        Main.dust[num4].color = new Color(255, 150, 255);
                                        break;
                                    default:
                                        Main.dust[num4].color = new Color(190, 175, 255);
                                        break;
                                    }
                                    SoundEngine.PlaySound(19, (int)position.X, (int)position.Y, 4);
                                }
                            }
                            else if (honeyWet)
                            {
                                for (int m = 0; m < 10; m++)
                                {
                                    int num5 = Dust.NewDust(new Vector2(position.X - 6f, position.Y + (float)(height / 2) - 8f), width + 12, 24, 152);
                                    Main.dust[num5].velocity.Y -= 1f;
                                    Main.dust[num5].velocity.X *= 2.5f;
                                    Main.dust[num5].scale = 1.3f;
                                    Main.dust[num5].alpha = 100;
                                    Main.dust[num5].noGravity = true;
                                }
                                SoundEngine.PlaySound(19, (int)position.X, (int)position.Y);
                            }
                            else
                            {
                                for (int n = 0; n < 10; n++)
                                {
                                    int num6 = Dust.NewDust(new Vector2(position.X - 6f, position.Y + (float)(height / 2) - 8f), width + 12, 24, Dust.dustWater());
                                    Main.dust[num6].velocity.Y -= 4f;
                                    Main.dust[num6].velocity.X *= 2.5f;
                                    Main.dust[num6].scale = 1.3f;
                                    Main.dust[num6].alpha = 100;
                                    Main.dust[num6].noGravity = true;
                                }
                                SoundEngine.PlaySound(19, (int)position.X, (int)position.Y);
                            }
                        }
                        else
                        {
                            for (int num7 = 0; num7 < 10; num7++)
                            {
                                int num8 = Dust.NewDust(new Vector2(position.X - 6f, position.Y + (float)(height / 2) - 8f), width + 12, 24, 35);
                                Main.dust[num8].velocity.Y -= 1.5f;
                                Main.dust[num8].velocity.X *= 2.5f;
                                Main.dust[num8].scale = 1.3f;
                                Main.dust[num8].alpha = 100;
                                Main.dust[num8].noGravity = true;
                            }
                            SoundEngine.PlaySound(19, (int)position.X, (int)position.Y);
                        }
                    }
                    wet = true;
                }
                else if (wet)
                {
                    wet = false;
                    if (type == 155)
                    {
                        velocity.Y *= 0.5f;
                    }
                    else if (wetCount == 0)
                    {
                        wetCount = 10;
                        if (!lavaWet)
                        {
                            if (shimmerWet)
                            {
                                for (int num9 = 0; num9 < 10; num9++)
                                {
                                    int num10 = Dust.NewDust(new Vector2(position.X - 6f, position.Y + (float)(height / 2) - 8f), width + 12, 24, 308);
                                    Main.dust[num10].velocity.Y -= 4f;
                                    Main.dust[num10].velocity.X *= 2.5f;
                                    Main.dust[num10].scale = 1.3f;
                                    Main.dust[num10].noGravity = true;
                                    switch (Main.rand.Next(6))
                                    {
                                    case 0:
                                        Main.dust[num10].color = new Color(255, 255, 210);
                                        break;
                                    case 1:
                                        Main.dust[num10].color = new Color(190, 245, 255);
                                        break;
                                    case 2:
                                        Main.dust[num10].color = new Color(255, 150, 255);
                                        break;
                                    default:
                                        Main.dust[num10].color = new Color(190, 175, 255);
                                        break;
                                    }
                                    SoundEngine.PlaySound(19, (int)position.X, (int)position.Y, 5);
                                }
                            }
                            else if (honeyWet)
                            {
                                for (int num11 = 0; num11 < 10; num11++)
                                {
                                    int num12 = Dust.NewDust(new Vector2(position.X - 6f, position.Y + (float)(height / 2) - 8f), width + 12, 24, 152);
                                    Main.dust[num12].velocity.Y -= 1f;
                                    Main.dust[num12].velocity.X *= 2.5f;
                                    Main.dust[num12].scale = 1.3f;
                                    Main.dust[num12].alpha = 100;
                                    Main.dust[num12].noGravity = true;
                                }
                                SoundEngine.PlaySound(19, (int)position.X, (int)position.Y);
                            }
                            else
                            {
                                for (int num13 = 0; num13 < 10; num13++)
                                {
                                    int num14 = Dust.NewDust(new Vector2(position.X - 6f, position.Y + (float)(height / 2)), width + 12, 24, Dust.dustWater());
                                    Main.dust[num14].velocity.Y -= 4f;
                                    Main.dust[num14].velocity.X *= 2.5f;
                                    Main.dust[num14].scale = 1.3f;
                                    Main.dust[num14].alpha = 100;
                                    Main.dust[num14].noGravity = true;
                                }
                                SoundEngine.PlaySound(19, (int)position.X, (int)position.Y);
                            }
                        }
                        else
                        {
                            for (int num15 = 0; num15 < 10; num15++)
                            {
                                int num16 = Dust.NewDust(new Vector2(position.X - 6f, position.Y + (float)(height / 2) - 8f), width + 12, 24, 35);
                                Main.dust[num16].velocity.Y -= 1.5f;
                                Main.dust[num16].velocity.X *= 2.5f;
                                Main.dust[num16].scale = 1.3f;
                                Main.dust[num16].alpha = 100;
                                Main.dust[num16].noGravity = true;
                            }
                            SoundEngine.PlaySound(19, (int)position.X, (int)position.Y);
                        }
                    }
                }
                if (!wet)
                {
                    lavaWet = false;
                    honeyWet = false;
                    shimmerWet = false;
                }
                if (wetCount > 0)
                {
                    wetCount--;
                }
            }
            if (shimmerWet)
            {
                Shimmer();
            }
            oldPosition = position;
            oldDirection = direction;
            HandleMovement(wetVelocity, out var _, out var _);
            if (AutomaticallyChangesDirection())
            {
                if (velocity.X < 0f)
                {
                    direction = -1;
                }
                else
                {
                    direction = 1;
                }
            }
            if (!active)
            {
                return;
            }
            ProjLight();
            if (!npcProj && friendly && Main.player[owner].magicQuiver && extraUpdates < 1 && arrow)
            {
                extraUpdates = 1;
            }
            if (type == 2 || type == 82)
            {
                Dust.NewDust(new Vector2(position.X, position.Y), width, height, 6, 0f, 0f, 100);
            }
            else if (type == 172)
            {
                Dust.NewDust(new Vector2(position.X, position.Y), width, height, 135, 0f, 0f, 100);
            }
            else if (type == 103)
            {
                int num17 = Dust.NewDust(new Vector2(position.X, position.Y), width, height, 75, 0f, 0f, 100);
                if (Main.rand.Next(2) == 0)
                {
                    Main.dust[num17].noGravity = true;
                    Main.dust[num17].scale *= 2f;
                }
            }
            else if (type == 278)
            {
                int num18 = Dust.NewDust(new Vector2(position.X, position.Y), width, height, 169, 0f, 0f, 100);
                if (Main.rand.Next(2) == 0)
                {
                    Main.dust[num18].noGravity = true;
                    Main.dust[num18].scale *= 1.5f;
                }
            }
            else if (type == 4)
            {
                if (Main.rand.Next(5) == 0)
                {
                    Dust.NewDust(new Vector2(position.X, position.Y), width, height, 14, 0f, 0f, 150, default(Color), 1.1f);
                }
            }
            else if (type == 5)
            {
                int num19 = Main.rand.Next(3);
                Dust.NewDust(position, width, height, num19 switch
                {
                    0 => 15, 
                    1 => 57, 
                    _ => 58, 
                }, velocity.X * 0.5f, velocity.Y * 0.5f, 150, default(Color), 1.2f);
            }
            Damage();
            if (type == 434 && localAI[0] == 0f && numUpdates == 0)
            {
                extraUpdates = 1;
                velocity = Vector2.Zero;
                localAI[0] = 1f;
                localAI[1] = 0.9999f;
                netUpdate = true;
            }
            if (Main.netMode != 1 && (type == 99 || type == 1013 || type == 655 || type == 727 || type == 1014 || type == 1021))
            {
                Collision.SwitchTiles(position, width, height, oldPosition, 3);
            }
            if (ProjectileID.Sets.TrailingMode[type] == 0)
            {
                for (int num20 = oldPos.Length - 1; num20 > 0; num20--)
                {
                    oldPos[num20] = oldPos[num20 - 1];
                }
                oldPos[0] = position;
            }
            else if (ProjectileID.Sets.TrailingMode[type] == 1)
            {
                if (frameCounter == 0 || oldPos[0] == Vector2.Zero)
                {
                    for (int num21 = oldPos.Length - 1; num21 > 0; num21--)
                    {
                        oldPos[num21] = oldPos[num21 - 1];
                    }
                    oldPos[0] = position;
                    if (velocity == Vector2.Zero && type == 466)
                    {
                        float num22 = rotation + (float)Math.PI / 2f + ((Main.rand.Next(2) == 1) ? (-1f) : 1f) * ((float)Math.PI / 2f);
                        float num23 = (float)Main.rand.NextDouble() * 2f + 2f;
                        Vector2 vector = new Vector2((float)Math.Cos(num22) * num23, (float)Math.Sin(num22) * num23);
                        int num24 = Dust.NewDust(oldPos[oldPos.Length - 1], 0, 0, 229, vector.X, vector.Y);
                        Main.dust[num24].noGravity = true;
                        Main.dust[num24].scale = 1.7f;
                    }
                    if (velocity == Vector2.Zero && type == 580)
                    {
                        float num25 = rotation + (float)Math.PI / 2f + ((Main.rand.Next(2) == 1) ? (-1f) : 1f) * ((float)Math.PI / 2f);
                        float num26 = (float)Main.rand.NextDouble() * 2f + 2f;
                        Vector2 vector2 = new Vector2((float)Math.Cos(num25) * num26, (float)Math.Sin(num25) * num26);
                        int num27 = Dust.NewDust(oldPos[oldPos.Length - 1], 0, 0, 229, vector2.X, vector2.Y);
                        Main.dust[num27].noGravity = true;
                        Main.dust[num27].scale = 1.7f;
                    }
                }
            }
            else if (ProjectileID.Sets.TrailingMode[type] == 2)
            {
                for (int num28 = oldPos.Length - 1; num28 > 0; num28--)
                {
                    oldPos[num28] = oldPos[num28 - 1];
                    oldRot[num28] = oldRot[num28 - 1];
                    oldSpriteDirection[num28] = oldSpriteDirection[num28 - 1];
                }
                oldPos[0] = position;
                oldRot[0] = rotation;
                oldSpriteDirection[0] = spriteDirection;
            }
            else if (ProjectileID.Sets.TrailingMode[type] == 3)
            {
                for (int num29 = oldPos.Length - 1; num29 > 0; num29--)
                {
                    oldPos[num29] = oldPos[num29 - 1];
                    oldRot[num29] = oldRot[num29 - 1];
                    oldSpriteDirection[num29] = oldSpriteDirection[num29 - 1];
                }
                oldPos[0] = position;
                oldRot[0] = rotation;
                oldSpriteDirection[0] = spriteDirection;
                float amount = 0.65f;
                int num30 = 1;
                for (int num31 = 0; num31 < num30; num31++)
                {
                    for (int num32 = oldPos.Length - 1; num32 > 0; num32--)
                    {
                        if (!(oldPos[num32] == Vector2.Zero))
                        {
                            if (oldPos[num32].Distance(oldPos[num32 - 1]) > 2f)
                            {
                                oldPos[num32] = Vector2.Lerp(oldPos[num32], oldPos[num32 - 1], amount);
                            }
                            oldRot[num32] = (oldPos[num32 - 1] - oldPos[num32]).SafeNormalize(Vector2.Zero).ToRotation();
                        }
                    }
                }
            }
            else if (ProjectileID.Sets.TrailingMode[type] == 4)
            {
                Vector2 vector3 = Main.player[owner].position - Main.player[owner].oldPosition;
                for (int num33 = oldPos.Length - 1; num33 > 0; num33--)
                {
                    oldPos[num33] = oldPos[num33 - 1];
                    oldRot[num33] = oldRot[num33 - 1];
                    oldSpriteDirection[num33] = oldSpriteDirection[num33 - 1];
                    if (numUpdates == 0 && oldPos[num33] != Vector2.Zero)
                    {
                        oldPos[num33] += vector3;
                    }
                }
                oldPos[0] = position;
                oldRot[0] = rotation;
                oldSpriteDirection[0] = spriteDirection;
            }
            else if (ProjectileID.Sets.TrailingMode[type] == 5)
            {
                for (int num34 = oldPos.Length - 1; num34 > 0; num34--)
                {
                    oldPos[num34] = oldPos[num34 - 1];
                    oldRot[num34] = oldRot[num34 - 1];
                    oldSpriteDirection[num34] = oldSpriteDirection[num34 - 1];
                }
                oldPos[0] = position;
                oldRot[0] = velocity.ToRotation();
                oldSpriteDirection[0] = spriteDirection;
            }
            if (ProjectileID.Sets.IsADD2Turret[type] && DD2Event.Ongoing)
            {
                timeLeft++;
            }
            timeLeft--;
            if (timeLeft <= 0)
            {
                Kill();
            }
            if (penetrate == 0)
            {
                Kill();
            }
            if (!active || owner != Main.myPlayer)
            {
                continue;
            }
            if (netUpdate2)
            {
                netUpdate = true;
            }
            if (!active)
            {
                netSpam = 0;
            }
            if (netUpdate)
            {
                if (netSpam < 60)
                {
                    netSpam += 5;
                    NetMessage.SendData(27, -1, -1, null, i);
                    netUpdate2 = false;
                }
                else
                {
                    netUpdate2 = true;
                }
            }
            if (netSpam > 0)
            {
                netSpam--;
            }
        }
        netUpdate = false;
    }

References System.Math.Abs(), Terraria.Entity.active, Terraria.Projectile.ai, Terraria.Projectile.AI(), Terraria.Projectile.arrow, Terraria.Projectile.AutomaticallyChangesDirection(), Terraria.Main.bottomWorld, Microsoft.Xna.Framework.MathHelper.Clamp(), System.Math.Cos(), Terraria.Projectile.damage, Terraria.Projectile.Damage(), Terraria.Entity.direction, Terraria.Entity.Distance(), Terraria.Main.dust, Terraria.Dust.dustWater(), System.E, Terraria.Projectile.extraUpdates, Terraria.Projectile.frameCounter, Terraria.Projectile.friendly, Terraria.Projectile.GetByUUID(), Terraria.Projectile.gfxOffY, Terraria.Projectile.HandleMovement(), Terraria.Entity.height, Terraria.Collision.honey, Terraria.Entity.honeyWet, Terraria.Projectile.ignoreWater, Terraria.ID.ProjectileID.Sets.IsADD2Turret, Terraria.ID.ProjectileID.Sets.IsAGolfBall, Terraria.Projectile.Kill(), Terraria.Collision.LavaCollision(), Terraria.Entity.lavaWet, Terraria.Main.leftWorld, Microsoft.Xna.Framework.Vector2.Length(), Microsoft.Xna.Framework.Vector2.Lerp(), Terraria.Projectile.light, Terraria.Projectile.localAI, Terraria.Projectile.localNPCImmunity, Terraria.Projectile.minion, Terraria.Projectile.minionPos, Terraria.Projectile.minionSlots, Terraria.Main.myPlayer, Terraria.Main.netMode, Terraria.Projectile.netSpam, Terraria.Projectile.netUpdate, Terraria.Projectile.netUpdate2, Terraria.Dust.NewDust(), Terraria.Projectile.noEnchantmentVisuals, Terraria.Projectile.npcProj, Terraria.Projectile.numUpdates, Terraria.Entity.oldDirection, Terraria.Projectile.oldPos, Terraria.Entity.oldPosition, Terraria.Projectile.oldRot, Terraria.Projectile.oldSpriteDirection, Terraria.Entity.oldVelocity, Terraria.GameContent.Events.DD2Event.Ongoing, Terraria.Projectile.originalDamage, Terraria.Projectile.owner, Terraria.Projectile.penetrate, System.Math.PI, Terraria.Main.player, Terraria.Projectile.playerImmune, Terraria.Audio.SoundEngine.PlaySound(), Terraria.Entity.position, Terraria.Main.projectile, Terraria.Projectile.ProjLight(), Terraria.Main.rand, Terraria.Projectile.rotation, Terraria.NetMessage.SendData(), Terraria.Projectile.sentry, Terraria.Collision.shimmer, Terraria.Projectile.Shimmer(), Terraria.Entity.shimmerWet, Terraria.Projectile.ShouldUseWindPhysics(), System.Math.Sin(), Terraria.Projectile.soundDelay, Terraria.Projectile.spriteDirection, Terraria.Projectile.stepSpeed, Terraria.Collision.SwitchTiles(), Terraria.Main.tile, Terraria.Projectile.timeLeft, Terraria.ID.ProjectileID.Sets.TrailingMode, Terraria.Projectile.type, Terraria.Projectile.UpdateEnchantmentVisuals(), Terraria.Projectile.usesLocalNPCImmunity, Terraria.Entity.velocity, Terraria.Entity.wet, Terraria.Collision.WetCollision(), Terraria.Entity.wetCount, Terraria.Entity.whoAmI, Terraria.Entity.width, Terraria.Main.windPhysicsStrength, Terraria.Main.windSpeedCurrent, Terraria.Main.worldSurface, Microsoft.Xna.Framework.Vector2.X, Microsoft.Xna.Framework.Vector2.Y, and Microsoft.Xna.Framework.Vector2.Zero.