Update Project

2026-03-20 13:04:43 +02:00
parent 9b587e6cba
commit beae2dea89
2295 changed files with 251259 additions and 33 deletions
@@ -0,0 +1,137 @@
+using System;
+using UnityEngine;
+using Random = UnityEngine.Random;
+
+namespace Zenject.SpaceFighter
+{
+    public class EnemyStateAttack : IEnemyState
+    {
+        readonly EnemyRotationHandler _rotationHandler;
+        readonly EnemyCommonSettings _commonSettings;
+        readonly AudioPlayer _audioPlayer;
+        readonly EnemyTunables _tunables;
+        readonly EnemyStateManager _stateManager;
+        readonly PlayerFacade _player;
+        readonly Settings _settings;
+        readonly EnemyView _view;
+        readonly Bullet.Factory _bulletFactory;
+
+        float _lastShootTime;
+        bool _strafeRight;
+        float _lastStrafeChangeTime;
+
+        public EnemyStateAttack(
+            Bullet.Factory bulletFactory,
+            EnemyView view,
+            Settings settings,
+            PlayerFacade player,
+            EnemyStateManager stateManager,
+            EnemyTunables tunables,
+            AudioPlayer audioPlayer,
+            EnemyCommonSettings commonSettings,
+            EnemyRotationHandler rotationHandler)
+        {
+            _rotationHandler = rotationHandler;
+            _commonSettings = commonSettings;
+            _audioPlayer = audioPlayer;
+            _tunables = tunables;
+            _stateManager = stateManager;
+            _player = player;
+            _settings = settings;
+            _view = view;
+            _bulletFactory = bulletFactory;
+            _strafeRight = Random.Range(0.0f, 1.0f) < 0.5f;
+        }
+
+        public void EnterState()
+        {
+        }
+
+        public void ExitState()
+        {
+        }
+
+        public void Update()
+        {
+            if (_player.IsDead)
+            {
+                _stateManager.ChangeState(EnemyStates.Idle);
+                return;
+            }
+
+            _rotationHandler.DesiredLookDir = (_player.Position - _view.Position).normalized;
+
+            // Strafe back and forth over the given interval
+            if (Time.realtimeSinceStartup - _lastStrafeChangeTime > _settings.StrafeChangeInterval)
+            {
+                _lastStrafeChangeTime = Time.realtimeSinceStartup;
+                _strafeRight = !_strafeRight;
+            }
+
+            // Shoot every X seconds
+            if (Time.realtimeSinceStartup - _lastShootTime > _settings.ShootInterval)
+            {
+                _lastShootTime = Time.realtimeSinceStartup;
+                Fire();
+            }
+
+            // If the player runs away then chase them
+            if ((_player.Position - _view.Position).magnitude > _commonSettings.AttackDistance + _settings.AttackRangeBuffer)
+            {
+                _stateManager.ChangeState(EnemyStates.Follow);
+            }
+        }
+
+        public void FixedUpdate()
+        {
+            // Strafe to avoid getting hit too easily
+            if (_strafeRight)
+            {
+                _view.AddForce(_view.RightDir * _settings.StrafeMultiplier * _tunables.Speed);
+            }
+            else
+            {
+                _view.AddForce(-_view.RightDir * _settings.StrafeMultiplier * _tunables.Speed);
+            }
+        }
+
+        void Fire()
+        {
+            var bullet = _bulletFactory.Create(
+                _settings.BulletSpeed, _settings.BulletLifetime, BulletTypes.FromEnemy);
+
+            // Randomize our aim a bit
+            var accuracy = Mathf.Clamp(_tunables.Accuracy, 0, 1);
+            var maxError = 1.0f - accuracy;
+            var error = Random.Range(0, maxError);
+
+            if (Random.Range(0.0f, 1.0f) < 0.5f)
+            {
+                error *= -1;
+            }
+
+            var thetaError = error * _settings.ErrorRangeTheta;
+
+            bullet.transform.position = _view.Position + _view.LookDir * _settings.BulletOffsetDistance;
+            bullet.transform.rotation = Quaternion.AngleAxis(thetaError, Vector3.forward) * _view.Rotation;
+
+            _audioPlayer.Play(_settings.ShootSound, _settings.ShootSoundVolume);
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public AudioClip ShootSound;
+            public float ShootSoundVolume = 1.0f;
+
+            public float BulletLifetime;
+            public float BulletSpeed;
+            public float BulletOffsetDistance;
+            public float ShootInterval;
+            public float ErrorRangeTheta;
+            public float AttackRangeBuffer;
+            public float StrafeMultiplier;
+            public float StrafeChangeInterval;
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 3d2bd141d86c3fb40a0a616c19e6de0c
+timeCreated: 1456620041
+licenseType: Free
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+  defaultReferences: []
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@@ -0,0 +1,110 @@
+using System;
+using UnityEngine;
+using Random = UnityEngine.Random;
+
+namespace Zenject.SpaceFighter
+{
+    public class EnemyStateFollow : IEnemyState
+    {
+        readonly EnemyRotationHandler _rotationHandler;
+        readonly EnemyCommonSettings _commonSettings;
+        readonly Settings _settings;
+        readonly EnemyTunables _tunables;
+        readonly EnemyStateManager _stateManager;
+        readonly EnemyView _view;
+        readonly PlayerFacade _player;
+
+        bool _strafeRight;
+        float _lastStrafeChangeTime;
+
+        public EnemyStateFollow(
+            PlayerFacade player,
+            EnemyView view,
+            EnemyStateManager stateManager,
+            EnemyTunables tunables,
+            Settings settings,
+            EnemyCommonSettings commonSettings,
+            EnemyRotationHandler rotationHandler)
+        {
+            _rotationHandler = rotationHandler;
+            _commonSettings = commonSettings;
+            _settings = settings;
+            _tunables = tunables;
+            _stateManager = stateManager;
+            _view = view;
+            _player = player;
+        }
+
+        public void EnterState()
+        {
+            _strafeRight = Random.Range(0, 1) == 0;
+            _lastStrafeChangeTime = Time.realtimeSinceStartup;
+        }
+
+        public void ExitState()
+        {
+        }
+
+        public void Update()
+        {
+            if (_player.IsDead)
+            {
+                _stateManager.ChangeState(EnemyStates.Idle);
+                return;
+            }
+
+            var distanceToPlayer = (_player.Position - _view.Position).magnitude;
+
+            // Always look towards the player
+            _rotationHandler.DesiredLookDir = (_player.Position - _view.Position).normalized;
+
+            // Strafe back and forth over the given interval
+            // This helps avoiding being too easy a target
+            if (Time.realtimeSinceStartup - _lastStrafeChangeTime > _settings.StrafeChangeInterval)
+            {
+                _lastStrafeChangeTime = Time.realtimeSinceStartup;
+                _strafeRight = !_strafeRight;
+            }
+
+            if (distanceToPlayer < _commonSettings.AttackDistance)
+            {
+                _stateManager.ChangeState(EnemyStates.Attack);
+            }
+        }
+
+        public void FixedUpdate()
+        {
+            MoveTowardsPlayer();
+            Strafe();
+        }
+
+        void Strafe()
+        {
+            // Strafe to avoid getting hit too easily
+            if (_strafeRight)
+            {
+                _view.AddForce(_view.RightDir * _settings.StrafeMultiplier * _tunables.Speed);
+            }
+            else
+            {
+                _view.AddForce(-_view.RightDir * _settings.StrafeMultiplier * _tunables.Speed);
+            }
+        }
+
+        void MoveTowardsPlayer()
+        {
+            var playerDir = (_player.Position - _view.Position).normalized;
+
+            _view.AddForce(playerDir * _tunables.Speed);
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public float StrafeMultiplier;
+            public float StrafeChangeInterval;
+            public float TeleportNewDistance;
+        }
+    }
+}
+
@@ -0,0 +1,12 @@
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+timeCreated: 1456620041
+licenseType: Free
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@@ -0,0 +1,58 @@
+using System;
+using UnityEngine;
+using Random = UnityEngine.Random;
+
+namespace Zenject.SpaceFighter
+{
+    public class EnemyStateIdle : IEnemyState
+    {
+        readonly EnemyRotationHandler _rotationHandler;
+        readonly Settings _settings;
+        readonly EnemyView _view;
+
+        Vector3 _startPos;
+        float _theta;
+        Vector3 _startLookDir;
+
+        public EnemyStateIdle(
+            EnemyView view, Settings settings,
+            EnemyRotationHandler rotationHandler)
+        {
+            _rotationHandler = rotationHandler;
+            _settings = settings;
+            _view = view;
+        }
+
+        public void EnterState()
+        {
+            _startPos = _view.Position;
+            _theta = Random.Range(0, 2.0f * Mathf.PI);
+            _startLookDir = _view.LookDir;
+        }
+
+        public void ExitState()
+        {
+        }
+
+        // Just add a bit of subtle movement
+        public void Update()
+        {
+            _theta += Time.deltaTime * _settings.Frequency;
+
+            _view.Position = _startPos + _view.RightDir * _settings.Amplitude * Mathf.Sin(_theta);
+
+            _rotationHandler.DesiredLookDir = _startLookDir;
+        }
+
+        public void FixedUpdate()
+        {
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public float Amplitude;
+            public float Frequency;
+        }
+    }
+}
@@ -0,0 +1,12 @@
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