实现

Assets/Prefabs/Bullet.prefab

@@ -12,7 +12,10 @@ GameObject:
   - component: {fileID: 2488272547301794082}
   - component: {fileID: 3195724027394679336}
   - component: {fileID: 6851548115009299140}
-  m_Layer: 0
+  - component: {fileID: -4342693399797466986}
+  - component: {fileID: 4613176534054878938}
+  - component: {fileID: 8037307418229466032}
+  m_Layer: 6
   m_Name: Bullet
   m_TagString: Untagged
   m_Icon: {fileID: 0}
@@ -27,8 +30,8 @@ Transform:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 3389693260689119313}
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 0.39, y: -2.284071, z: 5.63}
-  m_LocalScale: {x: 0.23102, y: 0.23102, z: 0.23102}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 0.15, y: 0.25, z: 0.15}
   m_ConstrainProportionsScale: 0
   m_Children: []
   m_Father: {fileID: 0}
@@ -98,3 +101,140 @@ CapsuleCollider:
   m_Height: 2
   m_Direction: 1
   m_Center: {x: 0, y: 0, z: 0}
+--- !u!114 &-4342693399797466986
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 3389693260689119313}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: f84cbf36184e88a458be20af3ade2268, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  speed: 5
+--- !u!96 &4613176534054878938
+TrailRenderer:
+  serializedVersion: 2
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 3389693260689119313}
+  m_Enabled: 1
+  m_CastShadows: 1
+  m_ReceiveShadows: 1
+  m_DynamicOccludee: 1
+  m_StaticShadowCaster: 0
+  m_MotionVectors: 0
+  m_LightProbeUsage: 0
+  m_ReflectionProbeUsage: 0
+  m_RayTracingMode: 0
+  m_RayTraceProcedural: 0
+  m_RenderingLayerMask: 1
+  m_RendererPriority: 0
+  m_Materials:
+  - {fileID: 10754, guid: 0000000000000000f000000000000000, type: 0}
+  m_StaticBatchInfo:
+    firstSubMesh: 0
+    subMeshCount: 0
+  m_StaticBatchRoot: {fileID: 0}
+  m_ProbeAnchor: {fileID: 0}
+  m_LightProbeVolumeOverride: {fileID: 0}
+  m_ScaleInLightmap: 1
+  m_ReceiveGI: 1
+  m_PreserveUVs: 0
+  m_IgnoreNormalsForChartDetection: 0
+  m_ImportantGI: 0
+  m_StitchLightmapSeams: 1
+  m_SelectedEditorRenderState: 3
+  m_MinimumChartSize: 4
+  m_AutoUVMaxDistance: 0.5
+  m_AutoUVMaxAngle: 89
+  m_LightmapParameters: {fileID: 0}
+  m_SortingLayerID: 0
+  m_SortingLayer: 0
+  m_SortingOrder: 0
+  m_Time: 0.2
+  m_Parameters:
+    serializedVersion: 3
+    widthMultiplier: 0.1
+    widthCurve:
+      serializedVersion: 2
+      m_Curve:
+      - serializedVersion: 3
+        time: 0
+        value: 1
+        inSlope: 0
+        outSlope: 0
+        tangentMode: 0
+        weightedMode: 0
+        inWeight: 0.33333334
+        outWeight: 0.33333334
+      - serializedVersion: 3
+        time: 1
+        value: 0
+        inSlope: 0
+        outSlope: 0
+        tangentMode: 0
+        weightedMode: 0
+        inWeight: 0
+        outWeight: 0
+      m_PreInfinity: 2
+      m_PostInfinity: 2
+      m_RotationOrder: 4
+    colorGradient:
+      serializedVersion: 2
+      key0: {r: 1, g: 0.9161035, b: 0, a: 1}
+      key1: {r: 1, g: 0, b: 0, a: 1}
+      key2: {r: 0, g: 0, b: 0, a: 0}
+      key3: {r: 0, g: 0, b: 0, a: 0}
+      key4: {r: 0, g: 0, b: 0, a: 0}
+      key5: {r: 0, g: 0, b: 0, a: 0}
+      key6: {r: 0, g: 0, b: 0, a: 0}
+      key7: {r: 0, g: 0, b: 0, a: 0}
+      ctime0: 0
+      ctime1: 65535
+      ctime2: 0
+      ctime3: 0
+      ctime4: 0
+      ctime5: 0
+      ctime6: 0
+      ctime7: 0
+      atime0: 0
+      atime1: 65535
+      atime2: 0
+      atime3: 0
+      atime4: 0
+      atime5: 0
+      atime6: 0
+      atime7: 0
+      m_Mode: 0
+      m_NumColorKeys: 2
+      m_NumAlphaKeys: 2
+    numCornerVertices: 0
+    numCapVertices: 0
+    alignment: 0
+    textureMode: 0
+    shadowBias: 0.5
+    generateLightingData: 0
+  m_MinVertexDistance: 0.1
+  m_Autodestruct: 0
+  m_Emitting: 1
+--- !u!54 &8037307418229466032
+Rigidbody:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 3389693260689119313}
+  serializedVersion: 2
+  m_Mass: 1
+  m_Drag: 0
+  m_AngularDrag: 0.05
+  m_UseGravity: 0
+  m_IsKinematic: 0
+  m_Interpolate: 0
+  m_Constraints: 0
+  m_CollisionDetection: 0

Assets/Scenes/SampleScene.unity

@@ -135,6 +135,7 @@ GameObject:
   - component: {fileID: 702199089}
   - component: {fileID: 702199088}
   - component: {fileID: 702199087}
+  - component: {fileID: 702199091}
   m_Layer: 0
   m_Name: Taget
   m_TagString: Untagged
@@ -220,6 +221,22 @@ Transform:
   m_Father: {fileID: 0}
   m_RootOrder: 3
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!54 &702199091
+Rigidbody:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 702199086}
+  serializedVersion: 2
+  m_Mass: 1
+  m_Drag: 0
+  m_AngularDrag: 0.05
+  m_UseGravity: 0
+  m_IsKinematic: 0
+  m_Interpolate: 0
+  m_Constraints: 0
+  m_CollisionDetection: 0
 --- !u!1 &705507993
 GameObject:
   m_ObjectHideFlags: 0
@@ -410,6 +427,7 @@ GameObject:
   - component: {fileID: 1201385771}
   - component: {fileID: 1201385770}
   - component: {fileID: 1201385769}
+  - component: {fileID: 1201385773}
   m_Layer: 0
   m_Name: Start
   m_TagString: Untagged
@@ -426,7 +444,7 @@ SphereCollider:
   m_GameObject: {fileID: 1201385768}
   m_Material: {fileID: 0}
   m_IsTrigger: 0
-  m_Enabled: 1
+  m_Enabled: 0
   serializedVersion: 2
   m_Radius: 0.5
   m_Center: {x: 0, y: 0, z: 0}
@@ -495,3 +513,18 @@ Transform:
   m_Father: {fileID: 0}
   m_RootOrder: 2
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!114 &1201385773
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1201385768}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: cd5f7354b0ba9164696026b22383e5a5, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  target: {fileID: 702199090}
+  r: 10
+  bulletPrefab: {fileID: -4342693399797466986, guid: 74f13eaca64f7a34682577ac0acb17d9, type: 3}

Assets/Scripts/BezierFire.cs

@@ -4,15 +4,34 @@ using UnityEngine;
 
 public class BezierFire : MonoBehaviour
 {
-    // Start is called before the first frame update
-    void Start()
+    public Transform target;
+    public float r =10;
+    public Bullet bulletPrefab;
+
+    private void Start()
     {
-        
+        StartFire();
     }
 
-    // Update is called once per frame
-    void Update()
+    public void StartFire()
+    {
+        StartCoroutine(Fire());
+    }
+    public void StopFire()
+    {
+        StopAllCoroutines();
+    }
+    public Vector3 GetRandomPoint(float r)
+    {
+        return transform.position + new Vector3(Random.Range(-r, r), Random.Range(-r, r), Random.Range(-r, r));
+    }
+    IEnumerator Fire()
     {
-        
+        while (true)
+        {
+            Bullet bullet = Instantiate(bulletPrefab, transform.position, Quaternion.identity);
+            StartCoroutine(bullet.Move(bullet.transform.position, GetRandomPoint(r), target));
+            yield return new WaitForSeconds(0.01f);
+        }
     }
 }

Assets/Scripts/Bullet.cs

@@ -0,0 +1,62 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Bullet : MonoBehaviour
+{
+    public float speed = 5;
+    public void Start()
+    {
+        Destroy(gameObject, 15);
+    }
+    private void OnDestroy()
+    {
+        StopAllCoroutines();
+    }
+    public IEnumerator Move(Vector3 start, Vector3 midPoint, Transform target)
+    {
+        for (float i= 0; i <= 1; i += Time.deltaTime )
+        {
+            Vector3 p1 = Vector3.Lerp(start, midPoint, i);
+            Vector3 p2 = Vector3.Lerp(midPoint, target.position, i);
+            Vector3 p = Vector3.Lerp(p1, p2, i);
+
+            //让子弹移动到p点
+            yield return StartCoroutine(MoveToPoint(p));
+        }
+        yield return StartCoroutine(MoveToObject(target));
+    }
+
+    IEnumerator MoveToPoint(Vector3 p)
+    {
+        yield return null;
+        while (Vector3.Distance(transform.position, p) > 0.1f)
+        {
+            Vector3 dir = p - transform.position;
+            transform.up =dir;
+            transform.position = Vector3.MoveTowards(transform.position, p, speed * Time.deltaTime);
+            yield return null;
+        }
+    }
+
+    IEnumerator MoveToObject(Transform target)
+    {
+        yield return null;
+        while (Vector3.Distance(transform.position, target.position) > 0.1f)
+        {
+            Vector3 dir = target.position - transform.position;
+            transform.up =dir;
+            transform.position = Vector3.MoveTowards(transform.position, target.position, speed * Time.deltaTime);
+            yield return null;
+        }
+    }
+
+    private void OnCollisionEnter(Collision collision)
+    {
+        if (collision.gameObject.name == "Target")
+        {
+            //伤害结算
+            Destroy(gameObject);
+        }
+    }
+}

Assets/Scripts/Bullet.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: f84cbf36184e88a458be20af3ade2268
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

ProjectSettings/DynamicsManager.asset

@@ -3,10 +3,11 @@
 --- !u!55 &1
 PhysicsManager:
   m_ObjectHideFlags: 0
-  serializedVersion: 11
+  serializedVersion: 13
   m_Gravity: {x: 0, y: -9.81, z: 0}
   m_DefaultMaterial: {fileID: 0}
   m_BounceThreshold: 2
+  m_DefaultMaxDepenetrationVelocity: 10
   m_SleepThreshold: 0.005
   m_DefaultContactOffset: 0.01
   m_DefaultSolverIterations: 6
@@ -17,11 +18,12 @@ PhysicsManager:
   m_ClothInterCollisionDistance: 0
   m_ClothInterCollisionStiffness: 0
   m_ContactsGeneration: 1
-  m_LayerCollisionMatrix: ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+  m_LayerCollisionMatrix: ffffffffffffffffffffffffffffffffffffffffffffffffbfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
   m_AutoSimulation: 1
   m_AutoSyncTransforms: 0
   m_ReuseCollisionCallbacks: 1
   m_ClothInterCollisionSettingsToggle: 0
+  m_ClothGravity: {x: 0, y: -9.81, z: 0}
   m_ContactPairsMode: 0
   m_BroadphaseType: 0
   m_WorldBounds:
@@ -31,4 +33,6 @@ PhysicsManager:
   m_FrictionType: 0
   m_EnableEnhancedDeterminism: 0
   m_EnableUnifiedHeightmaps: 1
-  m_DefaultMaxAngluarSpeed: 7
+  m_ImprovedPatchFriction: 0
+  m_SolverType: 0
+  m_DefaultMaxAngularSpeed: 7

ProjectSettings/TagManager.asset

@@ -11,7 +11,7 @@ TagManager:
   - 
   - Water
   - UI
-  - 
+  - Bullet
   - 
   - 
   -