349 lines
13 KiB
C#
349 lines
13 KiB
C#
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using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Linq;
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using System.Security.Cryptography;
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using System.Text;
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using System.Threading;
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using BITFALL.Bullet;
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using UnityEngine;
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using BITKit;
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using BITKit.Entities;
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using BITKit.Pool;
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using Cysharp.Threading.Tasks;
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using Net.BITKit.VFX;
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using Net.Project.B.Bullet;
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using Net.Project.B.Damage;
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using Net.Project.B.Health;
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using Project.B.Item;
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using Unity.Mathematics;
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using UnityEditor;
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using UnityEngine.Animations;
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using UnityEngine.Pool;
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using UnityEngine.UIElements;
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using Object = UnityEngine.Object;
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namespace BITFALL
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{
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public record InstanceBullet : BulletData
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{
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public int Index;
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public Vector3 GraphicsPosition;
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public Vector3 Velocity;
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public Vector3 CurrentPos;
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public float CurrentSpeed = 64;
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public float ElapsedTime;
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}
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public class BulletService : IBulletService
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{
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private readonly IDamageService _damageService;
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private readonly IHealthService _healthService;
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private readonly IPoolService _poolService;
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private readonly VFXService _vfxService;
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private readonly ScriptableBulletServiceData _bulletServiceData;
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private readonly IEntitiesService _entitiesService;
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private readonly IMainTicker _mainTicker;
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private readonly ITicker _ticker;
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private readonly ConcurrentDictionary<int,InstanceBullet> _instances = new();
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private readonly RaycastHit[] _raycastHits = new RaycastHit[16];
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private readonly Queue<(Vector3 Position,Vector3 Forward,Quaternion StartRotation,float ElaspedTime,Vector3 StartPosition)> _drawQueue=new();
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private readonly Queue<InstanceBullet> _newBulletQueue = new();
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private readonly Queue<int> _removeBulletQueue = new();
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private Camera Camera=>_camera ? _camera : _camera=Camera.main;
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private Camera _camera;
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private int _count;
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private readonly CancellationTokenSource _cancellationTokenSource;
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public BulletService(IEntitiesService entitiesService, IMainTicker mainTicker, ITicker ticker, IPoolService poolService, VFXService vfxService, IHealthService healthService, CancellationTokenSource cancellationTokenSource, IDamageService damageService)
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{
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_entitiesService = entitiesService;
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_bulletServiceData = entitiesService.QueryComponents<ScriptableBulletServiceData>().ToArray().First();
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_mainTicker = mainTicker;
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_ticker = ticker;
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_poolService = poolService;
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_vfxService = vfxService;
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_healthService = healthService;
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_cancellationTokenSource = cancellationTokenSource;
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_damageService = damageService;
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_mainTicker.Add(Update);
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ticker.Add(OnTick);
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_cancellationTokenSource.Token.Register(Dispose);
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}
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private CancellationToken CancellationToken => _cancellationTokenSource.Token;
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private void Update(float detla)
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{
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if (!Camera) return;
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var cameraTransform = _camera.transform;
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foreach (var bullet in _instances.Values)
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{
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if (bullet.ElapsedTime < 0.04f) continue;
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bullet.GraphicsPosition =
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Vector3.MoveTowards(bullet.GraphicsPosition, bullet.CurrentPos, bullet.StartSpeed*Time.deltaTime);
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_drawQueue.Enqueue((bullet.GraphicsPosition,bullet.Forward,bullet.Rotation,bullet.ElapsedTime,bullet.Position));
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}
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var quadBulletRotation = cameraTransform.rotation * Quaternion.Euler(0, 180, 0);
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var cameraPosition = cameraTransform.position;
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while (_drawQueue.TryDequeue(out var queue))
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{
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var rot =
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// 获取目标方向
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queue.StartRotation;
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var mesh = _bulletServiceData.RectangleMesh;
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var toCamera = (cameraPosition - queue.Position).normalized;
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rot = Quaternion.LookRotation(queue.Forward, toCamera);
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//if (MathV.InFovRange(cameraTransform.position, cameraTransform.forward, bullet.CurrentPos,8))
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if (Quaternion.Angle(Quaternion.LookRotation(cameraTransform.forward),Quaternion.LookRotation( queue.Forward)) < 8)
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{
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if (Vector3.Distance(queue.StartPosition, queue.Position) < 3.2f)
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continue;
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mesh = _bulletServiceData.QuadMesh;
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rot = quadBulletRotation;
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}
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var matrix = Matrix4x4.TRS(
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queue.Position,
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rot,
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Vector3.one *
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Mathf.Lerp(
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0,1,Vector3.Distance(queue.StartPosition,queue.Position)
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)
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+ Vector3.one *
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( _bulletServiceData.BulletScaleCurve.Allow ? _bulletServiceData.BulletScaleCurve.Value.Evaluate(queue.ElaspedTime) : 0)
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);
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Graphics.DrawMesh(mesh, matrix, _bulletServiceData.Material,
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UnityEngine.LayerMask.NameToLayer("TransparentFX"));
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}
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}
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private void OnTick(float delta)
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{
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foreach (var bullet in _instances.Values)
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{
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if (CancellationToken.IsCancellationRequested) return;
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var size = Physics.RaycastNonAlloc(bullet.CurrentPos, bullet.Velocity, _raycastHits, Vector3.Distance(default,bullet.Velocity) * Time.fixedDeltaTime,_bulletServiceData.LayerMask);
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var validHit = false;
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RaycastHit hit=default;
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foreach (var raycastHit in _raycastHits.Take(size).OrderBy(KeySelector))
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{
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if (raycastHit.collider.isTrigger) continue;
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if (!IsReleaseHit(raycastHit, bullet))
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continue;
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validHit = true;
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break;
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}
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if (validHit || bullet.CurrentSpeed <= 0 || bullet.Velocity.sqrMagnitude <= 0.01f ||
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bullet.ElapsedTime >= 8)
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{
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_removeBulletQueue.Enqueue(bullet.Index);
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if (validHit)
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{
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_drawQueue.Enqueue((hit.point - bullet.Velocity.normalized * 0.5f, bullet.Forward, bullet.Rotation,
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bullet.ElapsedTime,bullet.Position));
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}
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else
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{
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_drawQueue.Enqueue((bullet.CurrentPos + bullet.Velocity * 0.5f, bullet.Forward, bullet.Rotation,
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bullet.ElapsedTime,bullet.Position));
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}
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}
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else
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{
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bullet.ElapsedTime+=Time.fixedDeltaTime;
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bullet.Velocity+= Physics.gravity * (Time.fixedDeltaTime * bullet.ElapsedTime);
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var newVelocity =bullet.Velocity * Time.fixedDeltaTime;
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bullet.CurrentPos+=newVelocity;
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}
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continue;
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float KeySelector(RaycastHit x) => Vector3.Distance(bullet.CurrentPos, x.point);
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}
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while (_removeBulletQueue.TryDequeue(out var removeBullet))
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{
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_instances.TryRemove(removeBullet);
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}
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while (_newBulletQueue.TryDequeue(out var newBullet))
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{
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_instances.TryAdd(newBullet.Index,newBullet);
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}
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}
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private bool IsReleaseHit(RaycastHit raycastHit, InstanceBullet bullet)
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{
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//if (_bulletServiceData.LayerMask.Includes(raycastHit.collider.gameObject.layer) is false) return false;
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#region Damage
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if( raycastHit.transform.TryGetComponentAny<IEntity>(out var entity))
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{
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}else if (_entitiesService.TryGetEntity(raycastHit.transform.gameObject.GetInstanceID(), out entity))
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{
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}
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else
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{
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}
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if (entity is not null)
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{
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if (entity.Id == bullet.Initiator) return false;
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foreach (var func in OnHit.CastAsFunc())
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{
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if(func.Invoke(bullet.Initiator,entity.Id) is false)
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{
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return false;
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}
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}
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if (_healthService.Healths.ContainsKey(entity.Id))
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{
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_damageService.CreateDamageAsync(bullet.Initiator,entity.Id,bullet.InitialDamage,new ScriptableItemDamage()
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{
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ScriptableId = bullet.ScriptableId
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},bullet.Position).Forget();
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}
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//_healthService.AddHealth(entity.Id, -bullet.InitialDamage, this).Forget();
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}
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#endregion
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#region Physics
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var force = (raycastHit.point - (Vector3)bullet.Position).normalized * bullet.InitialForce;
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var rigidbody = (raycastHit.rigidbody);
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if (rigidbody && rigidbody.gameObject.layer is not 0)
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{
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rigidbody.AddForceAtPosition(force,raycastHit.point,ForceMode.VelocityChange);
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rigidbody.AddForceAtPosition(force, raycastHit.point, ForceMode.Impulse);
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}
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#endregion
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#region VFX
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var tags = ListPool<string>.Get();
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tags.Add("bullet_hit");
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if (raycastHit.collider.TryGetComponent<ITag>(out var tag))
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{
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tags.AddRange(tag.Tags);
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}
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SpawnVFX();
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#endregion
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#if TEST
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Location location = new()
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{
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position = raycastHit.point,
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forward = tags.Contains("IgnoreRotation") ? bullet.Forward : Quaternion.LookRotation(raycastHit.normal) * Vector3.forward,
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};
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var vfx = DI.Get<VFXService>().Spawn(location, tags.ToArray());
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if (rigidbody is not null && tags.Contains("Fixed") is false)
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{
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vfx.SetParentConstraint(rigidbody.transform);
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}
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else
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{
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vfx.gameObject.RemoveComponent<ParentConstraint>();
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}
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AudioSensorService.MakeNoise(raycastHit.point, null, 6, new GunShootNoise());
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#endif
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tags.Clear();
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ListPool<string>.Release(tags);
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return true;
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async void SpawnVFX()
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{
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var vfx =_vfxService.GetPrefab(tags).gameObject;
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vfx =await _poolService.Spawn<GameObject>(vfx.name, vfx);
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if(_cancellationTokenSource.IsCancellationRequested)return;
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vfx.transform.position = raycastHit.point;
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vfx.transform.rotation = Quaternion.LookRotation(raycastHit.normal);
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if (raycastHit.rigidbody)
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{
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vfx.transform.SetParentConstraint(raycastHit.transform);
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}
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else if (vfx.transform.TryGetComponent<ParentConstraint>(out var constraint))
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{
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Object.Destroy(constraint);
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vfx.transform.position = raycastHit.point;
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vfx.transform.rotation = Quaternion.LookRotation(raycastHit.normal);
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}
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}
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}
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public int LayerMask
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{
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get => _bulletServiceData.LayerMask;
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set => throw new NotImplementedException();
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}
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public void Spawn(BulletData bulletData)
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{
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var newBullet = new InstanceBullet()
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{
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Index = _count++,
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Position = bulletData.Position,
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Forward = bulletData.Forward,
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Rotation = bulletData.Rotation,
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CurrentPos = bulletData.Position,
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GraphicsPosition = bulletData.Position,
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CurrentSpeed = bulletData.StartSpeed,
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StartSpeed = bulletData.StartSpeed,
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ElapsedTime = 0,
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Velocity = bulletData.Forward * bulletData.StartSpeed,
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InitialDamage = math.abs(bulletData.InitialDamage),
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MaxDamage = math.abs(bulletData.MaxDamage),
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Initiator = bulletData.Initiator,
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ScriptableId = bulletData.ScriptableId,
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InitialForce = bulletData.InitialForce
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};
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_newBulletQueue.Enqueue(newBullet);
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}
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public Func<int, int, bool> OnHit { get; set; }
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public void Dispose()
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{
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_cancellationTokenSource?.Dispose();
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_ticker.Remove(OnTick);
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_mainTicker.Remove(Update);
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}
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}
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}
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