add beam wand (thanks lexy)

2025-11-14 22:36:20 +00:00
parent 1219413040
commit f44703376f
12 changed files with 604 additions and 0 deletions
@@ -0,0 +1,20 @@
+using Terraria;
+using Terraria.ID;
+using Terraria.ModLoader;
+using Terraria.GameContent.ItemDropRules;
+
+namespace ForgottenWawiTech.Content.Items.Global
+{
+    // Adds BeamAttackWand to Eye of Cthulhu treasure bag loot table.
+    public class EyeOfCthulhuBagLoot : GlobalItem
+    {
+        public override void ModifyItemLoot(Item item, ItemLoot itemLoot)
+        {
+            if (item.type == ItemID.EyeOfCthulhuBossBag)
+            {
+                // 1 in 3 chance (adjust if too common)
+                itemLoot.Add(ItemDropRule.Common(ModContent.ItemType<Weapons.Magic.BeamAttackWand>(), 3));
+            }
+        }
+    }
+}
@@ -0,0 +1,95 @@
+using ForgottenWawiTech.Content.Projectiles;
+using ForgottenWawiTech.Content.Players;
+using Microsoft.Xna.Framework;
+using Terraria;
+using Terraria.ID;
+using Terraria.ModLoader;
+
+namespace ForgottenWawiTech.Content.Items.Weapons.Magic
+{
+	// A post-Eye of Cthulhu melee/magic hybrid style weapon that swings like a sword and
+	// emits a flurry of short-lived beam projectiles toward the cursor during the swing.
+	// Beams have reduced damage (50% of item base) and very short lifetime.
+	public class BeamAttackWand : ModItem
+	{
+		public override void SetStaticDefaults()
+		{
+			// DisplayName.SetDefault("Beam Attack Wand"); // tML auto localizes; optional if using hjson.
+			// Tooltip.SetDefault("Swings and releases a flurry of brief energy beams");
+		}
+
+		public override void SetDefaults()
+		{
+			Item.width = 32;
+			Item.height = 32;
+			Item.useStyle = ItemUseStyleID.Swing;
+			Item.useAnimation = 28; // frames the swing lasts
+			Item.useTime = 28; // one use per full animation
+			Item.autoReuse = true;
+			Item.UseSound = SoundID.Item1;
+			Item.damage = 25;
+			Item.knockBack = 4.5f;
+			Item.DamageType = DamageClass.Magic; // treat beams as melee for synergy
+			Item.rare = ItemRarityID.Blue; // around early game progression
+			Item.value = Item.buyPrice(silver: 50);
+			Item.shoot = ModContent.ProjectileType<BeamAttackWandBeam>();
+			Item.shootSpeed = 12f; // base speed of beams
+            Item.noMelee = false;
+            Item.mana = 3;
+		}
+
+		// No recipe: obtained from Eye of Cthulhu treasure bag (see GlobalItem loot class)
+
+		public override void HoldItem(Player player)
+		{
+			// Emit beams only while the item is mid-swing
+			if (player.itemAnimation > 0 && player.HeldItem.type == Item.type && player.whoAmI == Main.myPlayer)
+			{
+				var modPlayer = player.GetModPlayer<BeamAttackWandPlayer>();
+				modPlayer.BeamEmissionTimer--;
+				if (modPlayer.BeamEmissionTimer <= 0)
+				{
+					// Kirby-style beam: a sweeping whip that leaves a multi-beam arc.
+					// We'll spawn several beams at once in a tight angular spread around a smoothed central swing rotation.
+					float targetRot = player.itemRotation + (player.direction == -1 ? MathHelper.Pi : 0f);
+					if (modPlayer.LastBeamRot == 0f)
+						modPlayer.LastBeamRot = targetRot;
+					// Smooth aggressively so the arc persists briefly (lower factor = larger persistence)
+					float smoothedRot = modPlayer.LastBeamRot + MathHelper.WrapAngle(targetRot - modPlayer.LastBeamRot) * 0.25f;
+					modPlayer.LastBeamRot = smoothedRot;
+
+					// Determine swing progress (0..1) to slightly widen arc near middle of swing
+					float swingProgress = 1f - (player.itemAnimation / (float)player.itemAnimationMax);
+					// Arc width scales up mid-swing then back down
+					float baseArc = 0.30f; // radians total small arc
+					float arcWidth = baseArc * (float)(1.0 - System.Math.Pow(2 * swingProgress - 1, 2)); // bell curve widen
+
+					int beamsThisBurst = 4; // number of simultaneous beams
+					int beamDamage = (int)(Item.damage * 0.45f); // slight reduction since multiple per tick
+					for (int i = 0; i < beamsThisBurst; i++)
+					{
+						// Evenly distribute within arc centered on smoothedRot
+						float lerp = beamsThisBurst == 1 ? 0f : i / (float)(beamsThisBurst - 1);
+						float offset = MathHelper.Lerp(-arcWidth * 0.5f, arcWidth * 0.5f, lerp);
+						float beamRot = smoothedRot + offset;
+						Vector2 dir = beamRot.ToRotationVector2();
+						if (dir.HasNaNs()) dir = new Vector2(player.direction, 0f);
+						dir = dir.SafeNormalize(new Vector2(player.direction, 0f));
+
+						// Stagger spawn distance to create a whip chain illusion (front beams slightly further)
+						float distance = 14f + 3f * i;
+						Vector2 spawnPos = player.Center + dir * distance + new Vector2(0f, -4f);
+						Vector2 velocity = dir * Item.shootSpeed * (1f + i * 0.05f); // slight incremental speed
+
+						Projectile.NewProjectile(player.GetSource_ItemUse(Item), spawnPos, velocity,
+							Item.shoot, beamDamage, Item.knockBack, player.whoAmI);
+					}
+
+					// Emit burst every 3 ticks to keep DPS reasonable while visually dense
+					modPlayer.BeamEmissionTimer = 3;
+				}
+			}
+		}
+	}
+}
+
@@ -0,0 +1,119 @@
+using Terraria;
+using Terraria.ID;
+using Terraria.ModLoader;
+using Microsoft.Xna.Framework;
+
+namespace ForgottenWawiTech.Content.NPCs.Enemies.AvalianInvasion
+{
+    public class AvalianEliteCommando : ModNPC
+    {
+        private int attackTimer = 0;
+        private int teleportTimer = 0;
+
+        public override void SetStaticDefaults()
+        {
+            Main.npcFrameCount[Type] = 8;
+            NPCID.Sets.NPCBestiaryDrawModifiers value = new NPCID.Sets.NPCBestiaryDrawModifiers(0)
+            {
+                Velocity = 1f
+            };
+            NPCID.Sets.NPCBestiaryDrawOffset.Add(Type, value);
+        }
+
+        public override void SetDefaults()
+        {
+            NPC.width = 38;
+            NPC.height = 48;
+            NPC.damage = 70;
+            NPC.defense = 30;
+            NPC.lifeMax = 800;
+            NPC.HitSound = SoundID.NPCHit1;
+            NPC.DeathSound = SoundID.NPCDeath6;
+            NPC.value = Item.buyPrice(0, 0, 50, 0);
+            NPC.knockBackResist = 0.1f;
+            NPC.aiStyle = NPCAIStyleID.Bat;
+        }
+
+        public override void AI()
+        {
+            Player target = Main.player[NPC.target];
+            if (target.active && !target.dead)
+            {
+                attackTimer++;
+                teleportTimer++;
+                
+                // Fast movement
+                Vector2 toPlayer = Vector2.Normalize(target.Center - NPC.Center);
+                float distanceToPlayer = Vector2.Distance(NPC.Center, target.Center);
+
+                // Teleport mechanic every 180 frames (3 seconds)
+                if (teleportTimer >= 180 && distanceToPlayer > 200f)
+                {
+                    teleportTimer = 0;
+                    
+                    // Teleport dust effect
+                    for (int i = 0; i < 20; i++)
+                    {
+                        Dust.NewDust(NPC.position, NPC.width, NPC.height, DustID.Electric);
+                    }
+                    
+                    // Teleport near player
+                    Vector2 teleportPos = target.Center + new Vector2(Main.rand.Next(-200, 200), -150);
+                    NPC.position = teleportPos;
+                    
+                    for (int i = 0; i < 20; i++)
+                    {
+                        Dust.NewDust(NPC.position, NPC.width, NPC.height, DustID.Electric);
+                    }
+                }
+
+                // Rapid fire attack every 30 frames (0.5 seconds)
+                if (attackTimer >= 30)
+                {
+                    attackTimer = 0;
+                    
+                    if (Main.netMode != NetmodeID.MultiplayerClient)
+                    {
+                        Vector2 shootDirection = Vector2.Normalize(target.Center - NPC.Center);
+                        
+                        // Triple shot spread
+                        for (int i = -1; i <= 1; i++)
+                        {
+                            Vector2 perturbedSpeed = shootDirection.RotatedBy(MathHelper.ToRadians(15 * i));
+                            Projectile.NewProjectile(NPC.GetSource_FromAI(), NPC.Center, 
+                                perturbedSpeed * 14f, ProjectileID.MartianTurretBolt, 
+                                NPC.damage / 3, 1f);
+                        }
+                    }
+                }
+
+                // Aggressive movement
+                if (distanceToPlayer > 150f)
+                {
+                    NPC.velocity = toPlayer * 6f;
+                }
+            }
+        }
+
+        public override void HitEffect(NPC.HitInfo hit)
+        {
+            if (NPC.life <= 0)
+            {
+                // Epic death effects
+                for (int i = 0; i < 20; i++)
+                {
+                    Dust.NewDust(NPC.position, NPC.width, NPC.height, DustID.Feather);
+                }
+                for (int i = 0; i < 15; i++)
+                {
+                    Dust.NewDust(NPC.position, NPC.width, NPC.height, DustID.Electric);
+                }
+            }
+        }
+
+        public override float SpawnChance(NPCSpawnInfo spawnInfo)
+        {
+            return 0f; // Controlled by invasion system
+        }
+    }
+}
@@ -0,0 +1,85 @@
+using Terraria;
+using Terraria.ID;
+using Terraria.ModLoader;
+using Microsoft.Xna.Framework;
+
+namespace ForgottenWawiTech.Content.NPCs.Enemies.AvalianInvasion
+{
+    public class AvalianRifleman : ModNPC
+    {
+        private int shootTimer = 0;
+
+        public override void SetStaticDefaults()
+        {
+            Main.npcFrameCount[Type] = 6;
+            NPCID.Sets.NPCBestiaryDrawModifiers value = new NPCID.Sets.NPCBestiaryDrawModifiers(0)
+            {
+                Velocity = 1f
+            };
+            NPCID.Sets.NPCBestiaryDrawOffset.Add(Type, value);
+        }
+
+        public override void SetDefaults()
+        {
+            NPC.width = 34;
+            NPC.height = 42;
+            NPC.damage = 55;
+            NPC.defense = 20;
+            NPC.lifeMax = 400;
+            NPC.HitSound = SoundID.NPCHit1;
+            NPC.DeathSound = SoundID.NPCDeath6;
+            NPC.value = Item.buyPrice(0, 0, 10, 0);
+            NPC.knockBackResist = 0.3f;
+            NPC.aiStyle = NPCAIStyleID.Bat; // Flying ranged enemy
+        }
+
+        public override void AI()
+        {
+            // Ranged attack behavior
+            Player target = Main.player[NPC.target];
+            if (target.active && !target.dead)
+            {
+                shootTimer++;
+                
+                // Keep distance from player
+                float distanceToPlayer = Vector2.Distance(NPC.Center, target.Center);
+                if (distanceToPlayer < 300f)
+                {
+                    // Move away
+                    Vector2 awayDirection = Vector2.Normalize(NPC.Center - target.Center);
+                    NPC.velocity = awayDirection * 3f;
+                }
+
+                // Shoot every 90 frames (1.5 seconds)
+                if (shootTimer >= 90)
+                {
+                    shootTimer = 0;
+                    
+                    if (Main.netMode != NetmodeID.MultiplayerClient)
+                    {
+                        Vector2 shootDirection = Vector2.Normalize(target.Center - NPC.Center);
+                        Projectile.NewProjectile(NPC.GetSource_FromAI(), NPC.Center, 
+                            shootDirection * 10f, ProjectileID.BulletHighVelocity, 
+                            NPC.damage / 2, 1f);
+                    }
+                }
+            }
+        }
+
+        public override void HitEffect(NPC.HitInfo hit)
+        {
+            if (NPC.life <= 0)
+            {
+                for (int i = 0; i < 12; i++)
+                {
+                    Dust.NewDust(NPC.position, NPC.width, NPC.height, DustID.Feather);
+                }
+            }
+        }
+
+        public override float SpawnChance(NPCSpawnInfo spawnInfo)
+        {
+            return 0f; // Controlled by invasion system
+        }
+    }
+}
@@ -0,0 +1,62 @@
+using Terraria;
+using Terraria.ID;
+using Terraria.ModLoader;
+using Microsoft.Xna.Framework;
+
+namespace ForgottenWawiTech.Content.NPCs.Enemies.AvalianInvasion
+{
+    public class AvalianScout : ModNPC
+    {
+        public override void SetStaticDefaults()
+        {
+            Main.npcFrameCount[Type] = 6; // Animation frames
+            NPCID.Sets.NPCBestiaryDrawModifiers value = new NPCID.Sets.NPCBestiaryDrawModifiers(0)
+            {
+                Velocity = 1f
+            };
+            NPCID.Sets.NPCBestiaryDrawOffset.Add(Type, value);
+        }
+
+        public override void SetDefaults()
+        {
+            NPC.width = 32;
+            NPC.height = 40;
+            NPC.damage = 45;
+            NPC.defense = 15;
+            NPC.lifeMax = 250;
+            NPC.HitSound = SoundID.NPCHit1;
+            NPC.DeathSound = SoundID.NPCDeath6;
+            NPC.value = Item.buyPrice(0, 0, 5, 0);
+            NPC.knockBackResist = 0.5f;
+            NPC.aiStyle = NPCAIStyleID.Fighter; // Basic fighter AI
+        }
+
+        public override void AI()
+        {
+            // Add subtle hover/flight behavior
+            if (NPC.velocity.Y > -2f && NPC.velocity.Y < 2f)
+            {
+                NPC.velocity.Y += Main.rand.NextFloat(-0.1f, 0.1f);
+            }
+        }
+
+        public override void HitEffect(NPC.HitInfo hit)
+        {
+            // Feather particles on hit
+            if (NPC.life <= 0)
+            {
+                for (int i = 0; i < 10; i++)
+                {
+                    Dust.NewDust(NPC.position, NPC.width, NPC.height, DustID.Feather, 
+                        Main.rand.NextFloat(-2f, 2f), Main.rand.NextFloat(-2f, 2f));
+                }
+            }
+        }
+
+        public override float SpawnChance(NPCSpawnInfo spawnInfo)
+        {
+            // Only spawn during Avalian Invasion event
+            return 0f; // Controlled by invasion system
+        }
+    }
+}
@@ -0,0 +1,97 @@
+using Terraria;
+using Terraria.ID;
+using Terraria.ModLoader;
+using Microsoft.Xna.Framework;
+
+namespace ForgottenWawiTech.Content.NPCs.Enemies.AvalianInvasion
+{
+    public class AvalianTechnician : ModNPC
+    {
+        private int laserTimer = 0;
+
+        public override void SetStaticDefaults()
+        {
+            Main.npcFrameCount[Type] = 6;
+            NPCID.Sets.NPCBestiaryDrawModifiers value = new NPCID.Sets.NPCBestiaryDrawModifiers(0)
+            {
+                Velocity = 1f
+            };
+            NPCID.Sets.NPCBestiaryDrawOffset.Add(Type, value);
+        }
+
+        public override void SetDefaults()
+        {
+            NPC.width = 36;
+            NPC.height = 44;
+            NPC.damage = 40;
+            NPC.defense = 12;
+            NPC.lifeMax = 300;
+            NPC.HitSound = SoundID.NPCHit1;
+            NPC.DeathSound = SoundID.NPCDeath6;
+            NPC.value = Item.buyPrice(0, 0, 15, 0);
+            NPC.knockBackResist = 0.4f;
+            NPC.aiStyle = NPCAIStyleID.Bat;
+        }
+
+        public override void AI()
+        {
+            Player target = Main.player[NPC.target];
+            if (target.active && !target.dead)
+            {
+                laserTimer++;
+                
+                // Circle around player
+                float distanceToPlayer = Vector2.Distance(NPC.Center, target.Center);
+                if (distanceToPlayer > 400f)
+                {
+                    // Move closer
+                    Vector2 toPlayer = Vector2.Normalize(target.Center - NPC.Center);
+                    NPC.velocity = toPlayer * 4f;
+                }
+                else if (distanceToPlayer < 350f)
+                {
+                    // Orbit
+                    Vector2 toPlayer = target.Center - NPC.Center;
+                    Vector2 perpendicular = new Vector2(-toPlayer.Y, toPlayer.X);
+                    perpendicular.Normalize();
+                    NPC.velocity = perpendicular * 3f;
+                }
+
+                // Fire laser every 60 frames (1 second)
+                if (laserTimer >= 60)
+                {
+                    laserTimer = 0;
+                    
+                    if (Main.netMode != NetmodeID.MultiplayerClient)
+                    {
+                        Vector2 shootDirection = Vector2.Normalize(target.Center - NPC.Center);
+                        Projectile.NewProjectile(NPC.GetSource_FromAI(), NPC.Center, 
+                            shootDirection * 12f, ProjectileID.DeathLaser, 
+                            NPC.damage / 2, 1f);
+                    }
+                }
+            }
+        }
+
+        public override void HitEffect(NPC.HitInfo hit)
+        {
+            if (NPC.life <= 0)
+            {
+                // Tech parts and feathers
+                for (int i = 0; i < 8; i++)
+                {
+                    Dust.NewDust(NPC.position, NPC.width, NPC.height, DustID.Feather);
+                }
+                for (int i = 0; i < 5; i++)
+                {
+                    Dust.NewDust(NPC.position, NPC.width, NPC.height, DustID.Electric);
+                }
+            }
+        }
+
+        public override float SpawnChance(NPCSpawnInfo spawnInfo)
+        {
+            return 0f; // Controlled by invasion system
+        }
+    }
+}
@@ -0,0 +1,22 @@
+using Terraria.ModLoader;
+using Terraria;
+
+namespace ForgottenWawiTech.Content.Players
+{
+    // Tracks per-tick emission cooldown for BeamAttackWand while swinging.
+    public class BeamAttackWandPlayer : ModPlayer
+    {
+        public int BeamEmissionTimer = 0;
+        public float LastBeamRot; // smoothed rotation used to cluster beams
+
+        public override void ResetEffects()
+        {
+            // If not holding the wand, allow immediate beam spawn next time it's used and reset rotation smoothing.
+            if (Player.HeldItem.type != ModContent.ItemType<Items.Weapons.Magic.BeamAttackWand>())
+            {
+                BeamEmissionTimer = 0;
+                LastBeamRot = 0f;
+            }
+        }
+    }
+}
@@ -0,0 +1,94 @@
+using Microsoft.Xna.Framework;
+using Microsoft.Xna.Framework.Graphics;
+using Terraria;
+using Terraria.ID;
+using Terraria.ModLoader;
+using Terraria.GameContent;
+
+namespace ForgottenWawiTech.Content.Projectiles
+{
+    // Short-lived beam projectile emitted rapidly by BeamAttackWand.
+    // Simple straight projectile with minor dust and fade-out.
+    public class BeamAttackWandBeam : ModProjectile
+    {
+        private const int FrameCount = 3;
+        public override void SetStaticDefaults()
+        {
+            Main.projFrames[Type] = FrameCount; // 3 vertical frames
+        }
+
+        public override void SetDefaults()
+        {
+            Projectile.width = 28; // frame width
+            Projectile.height = 28; // frame height
+            Projectile.friendly = true;
+            Projectile.penetrate = 1; // single hit per beam
+            Projectile.timeLeft = 15; // very short duration
+            Projectile.DamageType = DamageClass.Melee;
+            Projectile.tileCollide = true;
+            Projectile.light = 0.4f;
+            Projectile.alpha = 40;
+        }
+
+        public override void AI()
+        {
+            // Frame animation: advance every 4 ticks for subtle flicker
+            Projectile.frameCounter++;
+            if (Projectile.frameCounter >= 4)
+            {
+                Projectile.frameCounter = 0;
+                Projectile.frame = (Projectile.frame + 1) % FrameCount;
+            }
+
+            // Slight acceleration forward for a snappy feel
+            Projectile.velocity *= 1.02f;
+
+            // Simple fade: become more transparent near end
+            if (Projectile.timeLeft < 6)
+                Projectile.alpha += 25;
+
+            // Spawn light dust
+            if (Main.rand.NextBool(3))
+            {
+                int d = Dust.NewDust(Projectile.position, Projectile.width, Projectile.height, DustID.PurpleTorch,
+                    Projectile.velocity.X * 0.2f, Projectile.velocity.Y * 0.2f, 150, default, 0.9f);
+                Main.dust[d].noGravity = true;
+            }
+        }
+
+        public override bool OnTileCollide(Vector2 oldVelocity)
+        {
+            // So beams feel crisp: slight bounce spark then die
+            Projectile.timeLeft = 5;
+            Projectile.velocity *= 0.4f;
+            return false; // don't kill immediately; fade
+        }
+
+        public override bool PreDraw(ref Color lightColor)
+        {
+            Texture2D tex = TextureAssets.Projectile[Type].Value;
+            int frameHeight = tex.Height / FrameCount;
+            Rectangle frameRect = new(0, frameHeight * Projectile.frame, tex.Width, frameHeight);
+            Vector2 origin = new(tex.Width / 2f, frameHeight / 2f);
+            float baseScale = 1f;
+            float stretchX = 0.6f + Projectile.velocity.Length() / 30f; // elongate horizontally
+            Color drawColor = Color.White * (1f - Projectile.alpha / 255f);
+
+            // Slight additive trail effect: draw faint previous frame positions
+            for (int i = 0; i < 3; i++)
+            {
+                Vector2 trailPos = Projectile.Center - Projectile.velocity * i * 0.8f;
+                float trailAlpha = (0.4f - i * 0.12f) * (1f - Projectile.alpha / 255f);
+                Main.EntitySpriteDraw(tex, trailPos - Main.screenPosition, frameRect,
+                    drawColor * trailAlpha, Projectile.rotation, origin,
+                    new Vector2(stretchX, baseScale), SpriteEffects.None);
+            }
+
+            // Main frame (bright)
+            Main.EntitySpriteDraw(tex, Projectile.Center - Main.screenPosition, frameRect,
+                drawColor, Projectile.rotation, origin,
+                new Vector2(stretchX, baseScale), SpriteEffects.None);
+            return false;
+        }
+    }
+}