1

Source/WulaFallenEmpire/Projectiles/Projectile_ExplosiveWithDirectHit.cs

@@ -1,6 +1,7 @@
+using RimWorld;
 using System;
 using System.Collections.Generic;
-using RimWorld;
+using UnityEngine;
 using Verse;
 using Verse.Sound;
 
@@ -13,7 +14,72 @@ namespace WulaFallenEmpire
     {
         // 缓存ModExtension
         private ProjectileExtension_DirectHit directHitExtension = null;
-        
+        private TrackingBulletDef trackingDefInt;
+        private int Fleck_MakeFleckTick;
+        private Vector3 lastTickPosition;
+
+        public TrackingBulletDef TrackingDef
+        {
+            get
+            {
+                if (trackingDefInt == null)
+                {
+                    trackingDefInt = def.GetModExtension<TrackingBulletDef>();
+                    if (trackingDefInt == null)
+                    {
+                        Log.ErrorOnce($"TrackingBulletDef for {this.def.defName} is null. Creating a default instance.", this.thingIDNumber ^ 0x12345678);
+                        this.trackingDefInt = new TrackingBulletDef();
+                    }
+                }
+                return trackingDefInt;
+            }
+        }
+        public override void Launch(Thing launcher, Vector3 origin, LocalTargetInfo usedTarget, LocalTargetInfo intendedTarget, ProjectileHitFlags hitFlags, bool preventFriendlyFire = false, Thing equipment = null, ThingDef targetCoverDef = null)
+        {
+            base.Launch(launcher, origin, usedTarget, intendedTarget, hitFlags, preventFriendlyFire, equipment, targetCoverDef);
+            lastTickPosition = origin;
+        }
+
+        protected override void Tick()
+        {
+            base.Tick();
+
+            // 处理拖尾特效
+            if (TrackingDef != null && TrackingDef.tailFleckDef != null)
+            {
+                Fleck_MakeFleckTick++;
+                if (Fleck_MakeFleckTick >= TrackingDef.fleckDelayTicks)
+                {
+                    if (Fleck_MakeFleckTick >= (TrackingDef.fleckDelayTicks + TrackingDef.fleckMakeFleckTickMax))
+                    {
+                        Fleck_MakeFleckTick = TrackingDef.fleckDelayTicks;
+                    }
+
+                    Map map = base.Map;
+                    int randomInRange = TrackingDef.fleckMakeFleckNum.RandomInRange;
+                    Vector3 currentPosition = base.ExactPosition;
+                    Vector3 previousPosition = lastTickPosition;
+
+                    for (int i = 0; i < randomInRange; i++)
+                    {
+                        float num = (currentPosition - previousPosition).AngleFlat();
+                        float velocityAngle = TrackingDef.fleckAngle.RandomInRange + num;
+                        float randomInRange2 = TrackingDef.fleckScale.RandomInRange;
+                        float randomInRange3 = TrackingDef.fleckSpeed.RandomInRange;
+
+                        FleckCreationData dataStatic = FleckMaker.GetDataStatic(currentPosition, map, TrackingDef.tailFleckDef, randomInRange2);
+                        dataStatic.rotation = (currentPosition - previousPosition).AngleFlat();
+                        dataStatic.rotationRate = TrackingDef.fleckRotation.RandomInRange;
+                        dataStatic.velocityAngle = velocityAngle;
+                        dataStatic.velocitySpeed = randomInRange3;
+                        map.flecks.CreateFleck(dataStatic);
+                    }
+                }
+            }
+            lastTickPosition = base.ExactPosition;
+        }
+
+
         // 标记是否已经应用了直击伤害
         private bool directDamageApplied = false;
         
@@ -21,6 +87,20 @@ namespace WulaFallenEmpire
         {
             base.ExposeData();
             Scribe_Values.Look(ref directDamageApplied, "directDamageApplied", false);
+            Scribe_Values.Look(ref Fleck_MakeFleckTick, "Fleck_MakeFleckTick", 0);
+            Scribe_Values.Look(ref lastTickPosition, "lastTickPosition", Vector3.zero);
+            if (Scribe.mode == LoadSaveMode.PostLoadInit)
+            {
+                if (this.trackingDefInt == null)
+                {
+                    this.trackingDefInt = this.def.GetModExtension<TrackingBulletDef>();
+                    if (this.trackingDefInt == null)
+                    {
+                        Log.ErrorOnce($"TrackingBulletDef is null for projectile {this.def.defName} after PostLoadInit. Creating a default instance.", this.thingIDNumber ^ 0x12345678);
+                        this.trackingDefInt = new TrackingBulletDef();
+                    }
+                }
+            }
         }
         
         protected override void Impact(Thing hitThing, bool blockedByShield = false)