Initial Commit

2026-03-16 14:38:46 +02:00
commit b8f7327a21
2327 changed files with 253610 additions and 0 deletions
@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: f4da5393b1187f247a13ce38e3062f7e
+folderAsset: yes
+timeCreated: 1456415461
+licenseType: Free
+DefaultImporter:
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,10 @@
+using System;
+
+namespace Zenject.SpaceFighter
+{
+    [Serializable]
+    public class EnemyCommonSettings
+    {
+        public float AttackDistance = 15.0f;
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 28bfa2b5275427041ae8782a2fa41625
+timeCreated: 1484712200
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,50 @@
+using System;
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class EnemyDeathHandler
+    {
+        readonly EnemyFacade _facade;
+        readonly SignalBus _signalBus;
+        readonly Settings _settings;
+        readonly Explosion.Factory _explosionFactory;
+        readonly AudioPlayer _audioPlayer;
+        readonly EnemyView _view;
+
+        public EnemyDeathHandler(
+            EnemyView view,
+            AudioPlayer audioPlayer,
+            Explosion.Factory explosionFactory,
+            Settings settings,
+            SignalBus signalBus,
+            EnemyFacade facade)
+        {
+            _facade = facade;
+            _signalBus = signalBus;
+            _settings = settings;
+            _explosionFactory = explosionFactory;
+            _audioPlayer = audioPlayer;
+            _view = view;
+        }
+
+        public void Die()
+        {
+            var explosion = _explosionFactory.Create();
+            explosion.transform.position = _view.Position;
+
+            _audioPlayer.Play(_settings.DeathSound, _settings.DeathSoundVolume);
+
+            _signalBus.Fire<EnemyKilledSignal>();
+
+            _facade.Dispose();
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public AudioClip DeathSound;
+            public float DeathSoundVolume = 1.0f;
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 52b884b41e3642c489f58f461470f589
+timeCreated: 1505656096
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,82 @@
+using System;
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    // Here we can add some high-level methods to give some info to other
+    // parts of the codebase outside of our enemy facade
+    public class EnemyFacade : MonoBehaviour, IPoolable<float, float, IMemoryPool>, IDisposable
+    {
+        EnemyView _view;
+        EnemyTunables _tunables;
+        EnemyDeathHandler _deathHandler;
+        EnemyStateManager _stateManager;
+        EnemyRegistry _registry;
+        IMemoryPool _pool;
+
+        [Inject]
+        public void Construct(
+            EnemyView view,
+            EnemyTunables tunables,
+            EnemyDeathHandler deathHandler,
+            EnemyStateManager stateManager,
+            EnemyRegistry registry)
+        {
+            _view = view;
+            _tunables = tunables;
+            _deathHandler = deathHandler;
+            _stateManager = stateManager;
+            _registry = registry;
+        }
+
+        public EnemyStates State
+        {
+            get { return _stateManager.CurrentState; }
+        }
+
+        public float Accuracy
+        {
+            get { return _tunables.Accuracy; }
+        }
+
+        public float Speed
+        {
+            get { return _tunables.Speed; }
+        }
+
+        public Vector3 Position
+        {
+            get { return _view.Position; }
+            set { _view.Position = value; }
+        }
+
+        public void Dispose()
+        {
+            _pool.Despawn(this);
+        }
+
+        public void Die()
+        {
+            _deathHandler.Die();
+        }
+
+        public void OnDespawned()
+        {
+            _registry.RemoveEnemy(this);
+            _pool = null;
+        }
+
+        public void OnSpawned(float accuracy, float speed, IMemoryPool pool)
+        {
+            _pool = pool;
+            _tunables.Accuracy = accuracy;
+            _tunables.Speed = speed;
+
+            _registry.AddEnemy(this);
+        }
+
+        public class Factory : PlaceholderFactory<float, float, EnemyFacade>
+        {
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: fac47e4da43b2ca4d955370e0dc6990e
+timeCreated: 1456415139
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,24 @@
+using System.Collections.Generic;
+
+namespace Zenject.SpaceFighter
+{
+    public class EnemyRegistry
+    {
+        readonly List<EnemyFacade> _enemies = new List<EnemyFacade>();
+
+        public IEnumerable<EnemyFacade> Enemies
+        {
+            get { return _enemies; }
+        }
+
+        public void AddEnemy(EnemyFacade enemy)
+        {
+            _enemies.Add(enemy);
+        }
+
+        public void RemoveEnemy(EnemyFacade enemy)
+        {
+            _enemies.Remove(enemy);
+        }
+    }
+}
@@ -0,0 +1,13 @@
+fileFormatVersion: 2
+guid: 401e2ff37163f8f428397277aba9b3a0
+timeCreated: 1528644922
+licenseType: Free
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,47 @@
+using System;
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    // Responsibilities:
+    // - Interpolate rotation of enemy towards the current desired
+    // direction
+    public class EnemyRotationHandler : IFixedTickable
+    {
+        readonly Settings _settings;
+        readonly EnemyView _view;
+
+        public EnemyRotationHandler(
+            EnemyView view,
+            Settings settings)
+        {
+            _settings = settings;
+            _view = view;
+        }
+
+        public Vector2 DesiredLookDir
+        {
+            get; set;
+        }
+
+        public void FixedTick()
+        {
+            var lookDir = _view.LookDir;
+
+            var error = Vector3.Angle(lookDir, DesiredLookDir);
+
+            if (Vector3.Cross(lookDir, DesiredLookDir).z < 0)
+            {
+                error *= -1;
+            }
+
+            _view.AddTorque(error * _settings.TurnSpeed);
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public float TurnSpeed;
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 55eb8b68455f215489114a3a9a6f976d
+timeCreated: 1456672456
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,98 @@
+using System.Collections.Generic;
+using ModestTree;
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public interface IEnemyState
+    {
+        void EnterState();
+        void ExitState();
+        void Update();
+        void FixedUpdate();
+    }
+
+    public enum EnemyStates
+    {
+        Idle,
+        Attack,
+        Follow,
+        None
+    }
+
+    // This class controls the basic "AI" of our enemy
+    // Which works as a finite state machine, between three states:
+    // - Attack
+    // - Follow/Chase
+    // - Idle
+    public class EnemyStateManager : ITickable, IFixedTickable, IInitializable
+    {
+        IEnemyState _currentStateHandler;
+        EnemyStates _currentState = EnemyStates.None;
+        EnemyView _view;
+
+        List<IEnemyState> _states;
+
+        // We can't use a constructor due to a circular dependency issue
+        [Inject]
+        public void Construct(
+            EnemyView view,
+            EnemyStateIdle idle, EnemyStateAttack attack, EnemyStateFollow follow)
+        {
+            _view = view;
+            _states = new List<IEnemyState>
+            {
+                // This needs to follow the enum order
+                idle, attack, follow
+            };
+        }
+
+        public EnemyStates CurrentState
+        {
+            get { return _currentState; }
+        }
+
+        public void Initialize()
+        {
+            Assert.IsEqual(_currentState, EnemyStates.None);
+            Assert.IsNull(_currentStateHandler);
+
+            ChangeState(EnemyStates.Follow);
+        }
+
+        public void ChangeState(EnemyStates state)
+        {
+            if (_currentState == state)
+            {
+                // Already in state
+                return;
+            }
+
+            //Log.Trace("View Changing state from {0} to {1}", _currentState, state);
+
+            _currentState = state;
+
+            if (_currentStateHandler != null)
+            {
+                _currentStateHandler.ExitState();
+                _currentStateHandler = null;
+            }
+
+            _currentStateHandler = _states[(int)state];
+            _currentStateHandler.EnterState();
+        }
+
+        public void Tick()
+        {
+            // Always ensure we are on the main plane
+            _view.Position = new Vector3(_view.Position.x, _view.Position.y, 0);
+
+            _currentStateHandler.Update();
+        }
+
+        public void FixedTick()
+        {
+            _currentStateHandler.FixedUpdate();
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 4087d354966adf44fa24ee0fa597f6da
+timeCreated: 1456617036
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,13 @@
+using System;
+
+namespace Zenject.SpaceFighter
+{
+    // These values are given as parameters into dynamically created
+    // EnemyFacade instances
+    [Serializable]
+    public class EnemyTunables
+    {
+        public float Accuracy;
+        public float Speed;
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: ff5c7e92da51264499aca355ed207cbd
+timeCreated: 1456626929
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,85 @@
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class EnemyView : MonoBehaviour
+    {
+        [SerializeField]
+        MeshRenderer _renderer = null;
+
+        [SerializeField]
+        Collider _collider = null;
+
+        [SerializeField]
+        Rigidbody _rigidBody = null;
+
+        [Inject]
+        public EnemyFacade Facade
+        {
+            get; set;
+        }
+
+        public MeshRenderer Renderer
+        {
+            get { return _renderer; }
+        }
+
+        public Collider Collider
+        {
+            get { return _collider; }
+        }
+
+        public Rigidbody Rigidbody
+        {
+            get { return _rigidBody; }
+        }
+
+        public Vector3 LookDir
+        {
+            get { return -_rigidBody.transform.right; }
+        }
+
+        public Vector3 RightDir
+        {
+            get { return _rigidBody.transform.up; }
+        }
+
+        public Vector3 ForwardDir
+        {
+            get { return _rigidBody.transform.right; }
+        }
+
+        public Vector3 Position
+        {
+            get { return _rigidBody.transform.position; }
+            set { _rigidBody.transform.position = value; }
+        }
+
+        public Quaternion Rotation
+        {
+            get { return _rigidBody.rotation; }
+            set { _rigidBody.rotation = value; }
+        }
+
+        public Vector3 Velocity
+        {
+            get { return _rigidBody.linearVelocity; }
+        }
+
+        public Vector3 AngularVelocity
+        {
+            get { return _rigidBody.angularVelocity; }
+            set { _rigidBody.angularVelocity = value; }
+        }
+
+        public void AddForce(Vector3 force)
+        {
+            _rigidBody.AddForce(force);
+        }
+
+        public void AddTorque(float value)
+        {
+            _rigidBody.AddTorque(Vector3.forward * value);
+        }
+    }
+}
@@ -0,0 +1,13 @@
+fileFormatVersion: 2
+guid: ae49206d36b59354b98f680504160bc4
+timeCreated: 1528640620
+licenseType: Free
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,10 @@
+namespace Zenject.SpaceFighter
+{
+    public struct PlayerDiedSignal
+    {
+    }
+
+    public struct EnemyKilledSignal
+    {
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 432f74bf3abdd7e4facd4bba2a8fe60b
+timeCreated: 1483820546
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: b1c94638b93aa2646a2643e39a156dd9
+folderAsset: yes
+timeCreated: 1456618194
+licenseType: Free
+DefaultImporter:
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -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
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -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 @@
+fileFormatVersion: 2
+guid: f6b8435c02df92747b53470f32656b93
+timeCreated: 1456620041
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -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 @@
+fileFormatVersion: 2
+guid: 7a99ffa8c241c8a4e97392c7903712f0
+timeCreated: 1456618194
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: 578ceac11e9188244b4d0db534cb351a
+folderAsset: yes
+timeCreated: 1456414609
+licenseType: Free
+DefaultImporter:
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,19 @@
+namespace Zenject.SpaceFighter
+{
+    public class EnemyInstaller : Installer<EnemyInstaller>
+    {
+        public override void InstallBindings()
+        {
+            Container.Bind<EnemyTunables>().AsSingle();
+
+            Container.BindInterfacesAndSelfTo<EnemyStateManager>().AsSingle();
+
+            Container.Bind<EnemyStateIdle>().AsSingle();
+            Container.Bind<EnemyStateAttack>().AsSingle();
+            Container.Bind<EnemyStateFollow>().AsSingle();
+
+            Container.BindInterfacesAndSelfTo<EnemyDeathHandler>().AsSingle();
+            Container.BindInterfacesAndSelfTo<EnemyRotationHandler>().AsSingle();
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: ba7d60db0911cee42bd0cba6d4ed9b85
+timeCreated: 1456415201
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,80 @@
+using System;
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    // Main installer for our game
+    public class GameInstaller : MonoInstaller
+    {
+        [Inject]
+        Settings _settings = null;
+
+        public override void InstallBindings()
+        {
+            Container.BindInterfacesAndSelfTo<EnemySpawner>().AsSingle();
+
+            Container.BindFactory<float, float, EnemyFacade, EnemyFacade.Factory>()
+                // We could just use FromMonoPoolableMemoryPool here instead, but
+                // for IL2CPP to work we need our pool class to be used explicitly here
+                .FromPoolableMemoryPool<float, float, EnemyFacade, EnemyFacadePool>(poolBinder => poolBinder
+                    // Spawn 5 enemies right off the bat so that we don't incur spikes at runtime
+                    .WithInitialSize(5)
+                    .FromSubContainerResolve()
+                    .ByNewPrefabInstaller<EnemyInstaller>(_settings.EnemyFacadePrefab)
+                    // Place each enemy under an Enemies game object at the root of scene hierarchy
+                    .UnderTransformGroup("Enemies"));
+
+            Container.BindFactory<float, float, BulletTypes, Bullet, Bullet.Factory>()
+                // We could just use FromMonoPoolableMemoryPool here instead, but
+                // for IL2CPP to work we need our pool class to be used explicitly here
+                .FromPoolableMemoryPool<float, float, BulletTypes, Bullet, BulletPool>(poolBinder => poolBinder
+                    // Spawn 20 right off the bat so that we don't incur spikes at runtime
+                    .WithInitialSize(20)
+                    // Bullets are simple enough that we don't need to make a subcontainer for them
+                    // The logic can all just be in one class
+                    .FromComponentInNewPrefab(_settings.BulletPrefab)
+                    .UnderTransformGroup("Bullets"));
+
+            Container.Bind<LevelBoundary>().AsSingle();
+
+            Container.BindFactory<Explosion, Explosion.Factory>()
+                // We could just use FromMonoPoolableMemoryPool here instead, but
+                // for IL2CPP to work we need our pool class to be used explicitly here
+                .FromPoolableMemoryPool<Explosion, ExplosionPool>(poolBinder => poolBinder
+                    // Spawn 4 right off the bat so that we don't incur spikes at runtime
+                    .WithInitialSize(4)
+                    .FromComponentInNewPrefab(_settings.ExplosionPrefab)
+                    .UnderTransformGroup("Explosions"));
+
+            Container.Bind<AudioPlayer>().AsSingle();
+
+            Container.BindInterfacesTo<GameRestartHandler>().AsSingle();
+
+            Container.Bind<EnemyRegistry>().AsSingle();
+
+            GameSignalsInstaller.Install(Container);
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public GameObject EnemyFacadePrefab;
+            public GameObject BulletPrefab;
+            public GameObject ExplosionPrefab;
+        }
+
+        // We could just use FromMonoPoolableMemoryPool above, but we have to use these instead
+        // for IL2CPP to work
+        class EnemyFacadePool : MonoPoolableMemoryPool<float, float, IMemoryPool, EnemyFacade>
+        {
+        }
+
+        class BulletPool : MonoPoolableMemoryPool<float, float, BulletTypes, IMemoryPool, Bullet>
+        {
+        }
+
+        class ExplosionPool : MonoPoolableMemoryPool<IMemoryPool, Explosion>
+        {
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: e432172e250876f4ab278b0d24d58673
+timeCreated: 1456414615
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,71 @@
+using System;
+
+namespace Zenject.SpaceFighter
+{
+    // We prefer to use ScriptableObjectInstaller for installers that contain game settings
+    // There's no reason why you couldn't use a MonoInstaller here instead, however
+    // using ScriptableObjectInstaller has advantages here that make it nice for settings:
+    //
+    // 1) You can change these values at runtime and have those changes persist across play
+    //    sessions.  If it was a MonoInstaller then any changes would be lost when you hit stop
+    // 2) You can easily create multiple ScriptableObject instances of this installer to test
+    //    different customizations to settings.  For example, you might have different instances
+    //    for each difficulty mode of your game, such as "Easy", "Hard", etc.
+    // 3) If your settings are associated with a game object composition root, then using
+    //    ScriptableObjectInstaller can be easier since there will only ever be one definitive
+    //    instance for each setting.  Otherwise, you'd have to change the settings for each game
+    //    object composition root separately at runtime
+    //
+    // Uncomment if you want to add alternative game settings
+    //[CreateAssetMenu(menuName = "Space Fighter/Game Settings")]
+    public class GameSettingsInstaller : ScriptableObjectInstaller<GameSettingsInstaller>
+    {
+        public EnemySpawner.Settings EnemySpawner;
+        public GameRestartHandler.Settings GameRestartHandler;
+        public GameInstaller.Settings GameInstaller;
+        public PlayerSettings Player;
+        public EnemySettings Enemy;
+
+        [Serializable]
+        public class PlayerSettings
+        {
+            public PlayerMoveHandler.Settings PlayerMoveHandler;
+            public PlayerShootHandler.Settings PlayerShootHandler;
+            public PlayerDamageHandler.Settings PlayerCollisionHandler;
+            public PlayerHealthWatcher.Settings PlayerHealthWatcher;
+        }
+
+        [Serializable]
+        public class EnemySettings
+        {
+            public EnemyTunables DefaultSettings;
+            public EnemyStateIdle.Settings EnemyStateIdle;
+            public EnemyRotationHandler.Settings EnemyRotationHandler;
+            public EnemyStateFollow.Settings EnemyStateFollow;
+            public EnemyStateAttack.Settings EnemyStateAttack;
+            public EnemyDeathHandler.Settings EnemyHealthWatcher;
+            public EnemyCommonSettings EnemyCommonSettings;
+        }
+
+        public override void InstallBindings()
+        {
+            // Use IfNotBound to allow overriding for eg. from play mode tests
+            Container.BindInstance(EnemySpawner).IfNotBound();
+            Container.BindInstance(GameRestartHandler).IfNotBound();
+            Container.BindInstance(GameInstaller).IfNotBound();
+
+            Container.BindInstance(Player.PlayerMoveHandler).IfNotBound();
+            Container.BindInstance(Player.PlayerShootHandler).IfNotBound();
+            Container.BindInstance(Player.PlayerCollisionHandler).IfNotBound();
+            Container.BindInstance(Player.PlayerHealthWatcher).IfNotBound();
+
+            Container.BindInstance(Enemy.EnemyStateIdle).IfNotBound();
+            Container.BindInstance(Enemy.EnemyRotationHandler).IfNotBound();
+            Container.BindInstance(Enemy.EnemyStateFollow).IfNotBound();
+            Container.BindInstance(Enemy.EnemyStateAttack).IfNotBound();
+            Container.BindInstance(Enemy.EnemyHealthWatcher).IfNotBound();
+            Container.BindInstance(Enemy.EnemyCommonSettings).IfNotBound();
+        }
+    }
+}
+
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 1db4d8ab51ca4ad48844c113bfbd80fa
+timeCreated: 1461784513
+licenseType: Pro
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,29 @@
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    // Include this just to ensure BindSignal with an object mapping works
+    public class PlayerDiedSignalObserver
+    {
+        public void OnPlayerDied()
+        {
+            Debug.Log("Fired PlayerDiedSignal");
+        }
+    }
+
+    public class GameSignalsInstaller : Installer<GameSignalsInstaller>
+    {
+        public override void InstallBindings()
+        {
+            SignalBusInstaller.Install(Container);
+
+            Container.DeclareSignal<EnemyKilledSignal>();
+            Container.DeclareSignal<PlayerDiedSignal>();
+
+            // Include these just to ensure BindSignal works
+            Container.BindSignal<PlayerDiedSignal>().ToMethod<PlayerDiedSignalObserver>(x => x.OnPlayerDied).FromNew();
+            Container.BindSignal<EnemyKilledSignal>().ToMethod(() => Debug.Log("Fired EnemyKilledSignal"));
+        }
+    }
+
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 23aa26bc747410a40ac441fedb64f05d
+timeCreated: 1506513911
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,34 @@
+using System;
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class PlayerInstaller : MonoInstaller
+    {
+        [SerializeField]
+        Settings _settings = null;
+
+        public override void InstallBindings()
+        {
+            Container.Bind<Player>().AsSingle()
+                .WithArguments(_settings.Rigidbody, _settings.MeshRenderer);
+
+            Container.BindInterfacesTo<PlayerInputHandler>().AsSingle();
+            Container.BindInterfacesTo<PlayerMoveHandler>().AsSingle();
+            Container.BindInterfacesAndSelfTo<PlayerDamageHandler>().AsSingle();
+            Container.BindInterfacesTo<PlayerDirectionHandler>().AsSingle();
+            Container.BindInterfacesTo<PlayerShootHandler>().AsSingle();
+
+            Container.Bind<PlayerInputState>().AsSingle();
+
+            Container.BindInterfacesTo<PlayerHealthWatcher>().AsSingle();
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public Rigidbody Rigidbody;
+            public MeshRenderer MeshRenderer;
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: ff1b44a433bb75344a686526fba7452b
+timeCreated: 1456415489
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: 8b24cebc08e04c147950145f9a70049b
+folderAsset: yes
+timeCreated: 1456416096
+licenseType: Free
+DefaultImporter:
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,24 @@
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class AudioPlayer
+    {
+        readonly Camera _camera;
+
+        public AudioPlayer(Camera camera)
+        {
+            _camera = camera;
+        }
+
+        public void Play(AudioClip clip)
+        {
+            Play(clip, 1);
+        }
+
+        public void Play(AudioClip clip, float volume)
+        {
+            _camera.GetComponent<AudioSource>().PlayOneShot(clip, volume);
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: a57395b833349ce43a64f59377d0e398
+timeCreated: 1456615647
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,91 @@
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public enum BulletTypes
+    {
+        FromEnemy,
+        FromPlayer
+    }
+
+    public class Bullet : MonoBehaviour, IPoolable<float, float, BulletTypes, IMemoryPool>
+    {
+        float _startTime;
+        BulletTypes _type;
+        float _speed;
+        float _lifeTime;
+
+        [SerializeField]
+        MeshRenderer _renderer = null;
+
+        [SerializeField]
+        Material _playerMaterial = null;
+
+        [SerializeField]
+        Material _enemyMaterial = null;
+
+        IMemoryPool _pool;
+
+        public BulletTypes Type
+        {
+            get { return _type; }
+        }
+
+        public Vector3 MoveDirection
+        {
+            get { return transform.right; }
+        }
+
+        public void OnTriggerEnter(Collider other)
+        {
+            var enemyView = other.GetComponent<EnemyView>();
+
+            if (enemyView != null && _type == BulletTypes.FromPlayer)
+            {
+                enemyView.Facade.Die();
+                _pool.Despawn(this);
+            }
+            else
+            {
+                var player = other.GetComponent<PlayerFacade>();
+
+                if (player != null && _type == BulletTypes.FromEnemy)
+                {
+                    player.TakeDamage(MoveDirection);
+                    _pool.Despawn(this);
+                }
+            }
+        }
+
+        public void Update()
+        {
+            transform.position -= transform.right * _speed * Time.deltaTime;
+
+            if (Time.realtimeSinceStartup - _startTime > _lifeTime)
+            {
+                _pool.Despawn(this);
+            }
+        }
+
+        public void OnSpawned(float speed, float lifeTime, BulletTypes type, IMemoryPool pool)
+        {
+            _pool = pool;
+            _type = type;
+            _speed = speed;
+            _lifeTime = lifeTime;
+
+            _renderer.material = type == BulletTypes.FromEnemy ? _enemyMaterial : _playerMaterial;
+
+            _startTime = Time.realtimeSinceStartup;
+        }
+
+        public void OnDespawned()
+        {
+            _pool = null;
+        }
+
+        public class Factory : PlaceholderFactory<float, float, BulletTypes, Bullet>
+        {
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 4bcfdc0e00dba5645b88ed3608c61161
+timeCreated: 1456594035
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,28 @@
+using UnityEngine;
+
+#pragma warning disable 649
+
+namespace Zenject.SpaceFighter
+{
+    public class ControlsDisplay : MonoBehaviour
+    {
+        [SerializeField]
+        float _leftPadding;
+
+        [SerializeField]
+        float _topPadding;
+
+        [SerializeField]
+        float _width;
+
+        [SerializeField]
+        float _height;
+
+        public void OnGUI()
+        {
+            var bounds = new Rect(_leftPadding, _topPadding, _width, _height);
+            GUI.Label(bounds, "CONTROLS:  WASD to move, Mouse to aim, Left Mouse to fire");
+        }
+    }
+}
+
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 3bc2ba00bfd0f6044825d1848b10a7e0
+timeCreated: 1456683520
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,123 @@
+using System;
+using ModestTree;
+using UnityEngine;
+using Random = UnityEngine.Random;
+
+namespace Zenject.SpaceFighter
+{
+    public class EnemySpawner : ITickable, IInitializable
+    {
+        readonly EnemyFacade.Factory _enemyFactory;
+        readonly SignalBus _signalBus;
+        readonly LevelBoundary _levelBoundary;
+        readonly Settings _settings;
+
+        float _desiredNumEnemies;
+        int _enemyCount;
+        float _lastSpawnTime;
+
+        public EnemySpawner(
+            Settings settings,
+            LevelBoundary levelBoundary,
+            SignalBus signalBus,
+            EnemyFacade.Factory enemyFactory)
+        {
+            _enemyFactory = enemyFactory;
+            _signalBus = signalBus;
+            _levelBoundary = levelBoundary;
+            _settings = settings;
+
+            _desiredNumEnemies = settings.NumEnemiesStartAmount;
+        }
+
+        public void Initialize()
+        {
+            _signalBus.Subscribe<EnemyKilledSignal>(OnEnemyKilled);
+        }
+
+        void OnEnemyKilled()
+        {
+            _enemyCount--;
+        }
+
+        public void Tick()
+        {
+            _desiredNumEnemies += _settings.NumEnemiesIncreaseRate * Time.deltaTime;
+
+            if (_enemyCount < (int)_desiredNumEnemies
+                && Time.realtimeSinceStartup - _lastSpawnTime > _settings.MinDelayBetweenSpawns)
+            {
+                SpawnEnemy();
+                _enemyCount++;
+            }
+        }
+
+        void SpawnEnemy()
+        {
+            float speed = Random.Range(_settings.SpeedMin, _settings.SpeedMax);
+            float accuracy = Random.Range(_settings.AccuracyMin, _settings.AccuracyMax);
+
+            var enemyFacade = _enemyFactory.Create(accuracy, speed);
+            enemyFacade.Position = ChooseRandomStartPosition();
+
+            _lastSpawnTime = Time.realtimeSinceStartup;
+        }
+
+        Vector3 ChooseRandomStartPosition()
+        {
+            var side = Random.Range(0, 3);
+            var posOnSide = Random.Range(0, 1.0f);
+
+            float buffer = 2.0f;
+
+            switch (side)
+            {
+                case 0:
+                // top
+                {
+                    return new Vector3(
+                        _levelBoundary.Left + posOnSide * _levelBoundary.Width,
+                        _levelBoundary.Top + buffer, 0);
+                }
+                case 1:
+                // right
+                {
+                    return new Vector3(
+                        _levelBoundary.Right + buffer,
+                        _levelBoundary.Top - posOnSide * _levelBoundary.Height, 0);
+                }
+                case 2:
+                // bottom
+                {
+                    return new Vector3(
+                        _levelBoundary.Left + posOnSide * _levelBoundary.Width,
+                        _levelBoundary.Bottom - buffer, 0);
+                }
+                case 3:
+                // left
+                {
+                    return new Vector3(
+                        _levelBoundary.Left - buffer,
+                        _levelBoundary.Top - posOnSide * _levelBoundary.Height, 0);
+                }
+            }
+
+            throw Assert.CreateException();
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public float SpeedMin;
+            public float SpeedMax;
+
+            public float AccuracyMin;
+            public float AccuracyMax;
+
+            public float NumEnemiesIncreaseRate;
+            public float NumEnemiesStartAmount;
+
+            public float MinDelayBetweenSpawns = 0.5f;
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 1daabbbef5fff9a4b9a2c94659ecdf57
+timeCreated: 1456420312
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,45 @@
+using UnityEngine;
+
+#pragma warning disable 649
+
+namespace Zenject.SpaceFighter
+{
+    public class Explosion : MonoBehaviour, IPoolable<IMemoryPool>
+    {
+        [SerializeField]
+        float _lifeTime;
+
+        [SerializeField]
+        ParticleSystem _particleSystem;
+
+        float _startTime;
+
+        IMemoryPool _pool;
+
+        public void Update()
+        {
+            if (Time.realtimeSinceStartup - _startTime > _lifeTime)
+            {
+                _pool.Despawn(this);
+            }
+        }
+
+        public void OnDespawned()
+        {
+        }
+
+        public void OnSpawned(IMemoryPool pool)
+        {
+            _particleSystem.Clear();
+            _particleSystem.Play();
+
+            _startTime = Time.realtimeSinceStartup;
+            _pool = pool;
+        }
+
+        public class Factory : PlaceholderFactory<Explosion>
+        {
+        }
+    }
+}
+
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 32bea9a1bf6287e4e936f2de85375172
+timeCreated: 1456680988
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,57 @@
+using System;
+using UnityEngine;
+using UnityEngine.SceneManagement;
+
+namespace Zenject.SpaceFighter
+{
+    public class GameRestartHandler : IInitializable, IDisposable, ITickable
+    {
+        readonly SignalBus _signalBus;
+        readonly Settings _settings;
+
+        bool _isDelaying;
+        float _delayStartTime;
+
+        public GameRestartHandler(
+            Settings settings,
+            SignalBus signalBus)
+        {
+            _signalBus = signalBus;
+            _settings = settings;
+        }
+
+        public void Initialize()
+        {
+            _signalBus.Subscribe<PlayerDiedSignal>(OnPlayerDied);
+        }
+
+        public void Dispose()
+        {
+            _signalBus.Unsubscribe<PlayerDiedSignal>(OnPlayerDied);
+        }
+
+        public void Tick()
+        {
+            if (_isDelaying)
+            {
+                if (Time.realtimeSinceStartup - _delayStartTime > _settings.RestartDelay)
+                {
+                    SceneManager.LoadScene(SceneManager.GetActiveScene().name);
+                }
+            }
+        }
+
+        void OnPlayerDied()
+        {
+            // Wait a bit before restarting the scene
+            _delayStartTime = Time.realtimeSinceStartup;
+            _isDelaying = true;
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public float RestartDelay;
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 2244a42ec7f6e62498da08eaf3d40e0d
+timeCreated: 1456683096
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,55 @@
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class LevelBoundary
+    {
+        readonly Camera _camera;
+
+        public LevelBoundary(Camera camera)
+        {
+            _camera = camera;
+        }
+
+        public float Bottom
+        {
+            get { return -ExtentHeight; }
+        }
+
+        public float Top
+        {
+            get { return ExtentHeight; }
+        }
+
+        public float Left
+        {
+            get { return -ExtentWidth; }
+        }
+
+        public float Right
+        {
+            get { return ExtentWidth; }
+        }
+
+        public float ExtentHeight
+        {
+            get { return _camera.orthographicSize; }
+        }
+
+        public float Height
+        {
+            get { return ExtentHeight * 2.0f; }
+        }
+
+        public float ExtentWidth
+        {
+            get { return _camera.aspect * _camera.orthographicSize; }
+        }
+
+        public float Width
+        {
+            get { return ExtentWidth * 2.0f; }
+        }
+    }
+}
+
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 6307c1ccd85f4f7478da6f3ec5a63996
+timeCreated: 1484693361
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: 7781c3596a2d16a4988f90c8511c1cef
+folderAsset: yes
+timeCreated: 1456415464
+licenseType: Free
+DefaultImporter:
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,41 @@
+using System;
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class PlayerDamageHandler
+    {
+        readonly AudioPlayer _audioPlayer;
+        readonly Settings _settings;
+        readonly Player _player;
+
+        public PlayerDamageHandler(
+            Player player,
+            Settings settings,
+            AudioPlayer audioPlayer)
+        {
+            _audioPlayer = audioPlayer;
+            _settings = settings;
+            _player = player;
+        }
+
+        public void TakeDamage(Vector3 moveDirection)
+        {
+            _audioPlayer.Play(_settings.HitSound, _settings.HitSoundVolume);
+
+            _player.AddForce(-moveDirection * _settings.HitForce);
+
+            _player.TakeDamage(_settings.HealthLoss);
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public float HealthLoss;
+            public float HitForce;
+
+            public AudioClip HitSound;
+            public float HitSoundVolume = 1.0f;
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: b6cd15ebe0f3c3243af6b6a44d7f2ded
+timeCreated: 1484757106
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,32 @@
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class PlayerDirectionHandler : ITickable
+    {
+        readonly Player _player;
+        readonly Camera _mainCamera;
+
+        public PlayerDirectionHandler(
+            Camera mainCamera,
+            Player player)
+        {
+            _player = player;
+            _mainCamera = mainCamera;
+        }
+
+        public void Tick()
+        {
+            var mouseRay = _mainCamera.ScreenPointToRay(Input.mousePosition);
+
+            var mousePos = mouseRay.origin;
+            mousePos.z = 0;
+
+            var goalDir = mousePos - _player.Position;
+            goalDir.z = 0;
+            goalDir.Normalize();
+
+            _player.Rotation = Quaternion.LookRotation(goalDir) * Quaternion.AngleAxis(90, Vector3.up);
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: a99d48a043510d549a4f7078a8653233
+timeCreated: 1456592909
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,37 @@
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class PlayerFacade : MonoBehaviour
+    {
+        Player _model;
+        PlayerDamageHandler _hitHandler;
+
+        [Inject]
+        public void Construct(Player player, PlayerDamageHandler hitHandler)
+        {
+            _model = player;
+            _hitHandler = hitHandler;
+        }
+
+        public bool IsDead
+        {
+            get { return _model.IsDead; }
+        }
+
+        public Vector3 Position
+        {
+            get { return _model.Position; }
+        }
+
+        public Quaternion Rotation
+        {
+            get { return _model.Rotation; }
+        }
+
+        public void TakeDamage(Vector3 moveDirection)
+        {
+            _hitHandler.TakeDamage(moveDirection);
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 2db4310dd7706af419ae62fb99fac156
+timeCreated: 1456415473
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,81 @@
+using ModestTree;
+using UnityEngine;
+
+#pragma warning disable 649
+
+namespace Zenject.SpaceFighter
+{
+    public class PlayerGui : MonoBehaviour
+    {
+        [SerializeField]
+        float _leftPadding;
+
+        [SerializeField]
+        float _bottomPadding;
+
+        [SerializeField]
+        float _labelWidth;
+
+        [SerializeField]
+        float _labelHeight;
+
+        [SerializeField]
+        float _textureWidth;
+
+        [SerializeField]
+        float _textureHeight;
+
+        [SerializeField]
+        float _killCountOffset;
+
+        [SerializeField]
+        Color _foregroundColor;
+
+        [SerializeField]
+        Color _backgroundColor;
+
+        Player _player;
+        Texture2D _textureForeground;
+        Texture2D _textureBackground;
+        int _killCount;
+
+        [Inject]
+        public void Construct(Player player, SignalBus signalBus)
+        {
+            _player = player;
+
+            _textureForeground = CreateColorTexture(_foregroundColor);
+            _textureBackground = CreateColorTexture(_backgroundColor);
+
+            signalBus.Subscribe<EnemyKilledSignal>(OnEnemyKilled);
+        }
+
+        void OnEnemyKilled()
+        {
+            _killCount++;
+        }
+
+        Texture2D CreateColorTexture(Color color)
+        {
+            var texture = new Texture2D(1, 1);
+            texture.SetPixel(1, 1, color);
+            texture.Apply();
+            return texture;
+        }
+
+        public void OnGUI()
+        {
+            var healthLabelBounds = new Rect(_leftPadding, Screen.height - _bottomPadding, _labelWidth, _labelHeight);
+            GUI.Label(healthLabelBounds, "Health: {0:0}".Fmt(_player.Health));
+
+            var killLabelBounds = new Rect(healthLabelBounds.xMin, healthLabelBounds.yMin - _killCountOffset, _labelWidth, _labelHeight);
+            GUI.Label(killLabelBounds, "Kill Count: {0}".Fmt(_killCount));
+
+            var boundsBackground = new Rect(healthLabelBounds.xMax, healthLabelBounds.yMin, _textureWidth, _textureHeight);
+            GUI.DrawTexture(boundsBackground, _textureBackground);
+
+            var boundsForeground = new Rect(boundsBackground.xMin, boundsBackground.yMin, (_player.Health / 100.0f) * _textureWidth, _textureHeight);
+            GUI.DrawTexture(boundsForeground, _textureForeground);
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 301188284719932429bd73b2047b328d
+timeCreated: 1456681654
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,57 @@
+using System;
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class PlayerHealthWatcher : ITickable
+    {
+        readonly SignalBus _signalBus;
+        readonly AudioPlayer _audioPlayer;
+        readonly Settings _settings;
+        readonly Explosion.Factory _explosionFactory;
+        readonly Player _player;
+
+        public PlayerHealthWatcher(
+            Player player,
+            Explosion.Factory explosionFactory,
+            Settings settings,
+            AudioPlayer audioPlayer,
+            SignalBus signalBus)
+        {
+            _signalBus = signalBus;
+            _audioPlayer = audioPlayer;
+            _settings = settings;
+            _explosionFactory = explosionFactory;
+            _player = player;
+        }
+
+        public void Tick()
+        {
+            if (_player.Health <= 0 && !_player.IsDead)
+            {
+                Die();
+            }
+        }
+
+        void Die()
+        {
+            _player.IsDead = true;
+
+            var explosion = _explosionFactory.Create();
+            explosion.transform.position = _player.Position;
+
+            _player.Renderer.enabled = false;
+
+            _signalBus.Fire<PlayerDiedSignal>();
+
+            _audioPlayer.Play(_settings.DeathSound, _settings.DeathSoundVolume);
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public AudioClip DeathSound;
+            public float DeathSoundVolume = 1.0f;
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: ff82b5e08504b89408eddc95e9dad280
+timeCreated: 1456681376
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,24 @@
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class PlayerInputHandler : ITickable
+    {
+        readonly PlayerInputState _inputState;
+
+        public PlayerInputHandler(PlayerInputState inputState)
+        {
+            _inputState = inputState;
+        }
+
+        public void Tick()
+        {
+            _inputState.IsMovingLeft = Input.GetKey(KeyCode.LeftArrow) || Input.GetKey(KeyCode.A);
+            _inputState.IsMovingRight = Input.GetKey(KeyCode.RightArrow) || Input.GetKey(KeyCode.D);
+            _inputState.IsMovingUp = Input.GetKey(KeyCode.UpArrow) || Input.GetKey(KeyCode.W);
+            _inputState.IsMovingDown = Input.GetKey(KeyCode.DownArrow) || Input.GetKey(KeyCode.S);
+
+            _inputState.IsFiring = Input.GetKey(KeyCode.Space) || Input.GetMouseButton(0);
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 5b062bb00fc459540964842bdf1068a9
+timeCreated: 1456417258
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,35 @@
+namespace Zenject.SpaceFighter
+{
+    public class PlayerInputState
+    {
+        public bool IsMovingLeft
+        {
+            get;
+            set;
+        }
+
+        public bool IsMovingRight
+        {
+            get;
+            set;
+        }
+
+        public bool IsMovingUp
+        {
+            get;
+            set;
+        }
+
+        public bool IsMovingDown
+        {
+            get;
+            set;
+        }
+
+        public bool IsFiring
+        {
+            get;
+            set;
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 9f9f53db91ff64e40af5b30b70927e13
+timeCreated: 1484693045
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,67 @@
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class Player
+    {
+        readonly Rigidbody _rigidBody;
+        readonly MeshRenderer _renderer;
+
+        float _health = 100.0f;
+
+        public Player(
+            Rigidbody rigidBody,
+            MeshRenderer renderer)
+        {
+            _rigidBody = rigidBody;
+            _renderer = renderer;
+        }
+
+        public MeshRenderer Renderer
+        {
+            get { return _renderer; }
+        }
+
+        public bool IsDead
+        {
+            get; set;
+        }
+
+        public float Health
+        {
+            get { return _health; }
+        }
+
+        public Vector3 LookDir
+        {
+            get { return -_rigidBody.transform.right; }
+        }
+
+        public Quaternion Rotation
+        {
+            get { return _rigidBody.rotation; }
+            set { _rigidBody.rotation = value; }
+        }
+
+        public Vector3 Position
+        {
+            get { return _rigidBody.position; }
+            set { _rigidBody.position = value; }
+        }
+
+        public Vector3 Velocity
+        {
+            get { return _rigidBody.linearVelocity; }
+        }
+
+        public void TakeDamage(float healthLoss)
+        {
+            _health = Mathf.Max(0.0f, _health - healthLoss);
+        }
+
+        public void AddForce(Vector3 force)
+        {
+            _rigidBody.AddForce(force);
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 08563d6b38c31254692837726a00f677
+timeCreated: 1456623157
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,102 @@
+using System;
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class PlayerMoveHandler : IFixedTickable
+    {
+        readonly LevelBoundary _levelBoundary;
+        readonly Settings _settings;
+        readonly Player _player;
+        readonly PlayerInputState _inputState;
+
+        public PlayerMoveHandler(
+            PlayerInputState inputState,
+            Player player,
+            Settings settings,
+            LevelBoundary levelBoundary)
+        {
+            _levelBoundary = levelBoundary;
+            _settings = settings;
+            _player = player;
+            _inputState = inputState;
+        }
+
+        public void FixedTick()
+        {
+            if (_player.IsDead)
+            {
+                return;
+            }
+
+            if (_inputState.IsMovingLeft)
+            {
+                _player.AddForce(
+                    Vector3.left * _settings.MoveSpeed);
+            }
+
+            if (_inputState.IsMovingRight)
+            {
+                _player.AddForce(
+                    Vector3.right * _settings.MoveSpeed);
+            }
+
+            if (_inputState.IsMovingUp)
+            {
+                _player.AddForce(
+                    Vector3.up * _settings.MoveSpeed);
+            }
+
+            if (_inputState.IsMovingDown)
+            {
+                _player.AddForce(
+                    Vector3.down * _settings.MoveSpeed);
+            }
+
+            // Always ensure we are on the main plane
+            _player.Position = new Vector3(_player.Position.x, _player.Position.y, 0);
+
+            KeepPlayerOnScreen();
+        }
+
+        void KeepPlayerOnScreen()
+        {
+            var extentLeft = (_levelBoundary.Left + _settings.BoundaryBuffer) - _player.Position.x;
+            var extentRight = _player.Position.x - (_levelBoundary.Right - _settings.BoundaryBuffer);
+
+            if (extentLeft > 0)
+            {
+                _player.AddForce(
+                    Vector3.right * _settings.BoundaryAdjustForce * extentLeft);
+            }
+            else if (extentRight > 0)
+            {
+                _player.AddForce(
+                    Vector3.left * _settings.BoundaryAdjustForce * extentRight);
+            }
+
+            var extentTop = _player.Position.y - (_levelBoundary.Top - _settings.BoundaryBuffer);
+            var extentBottom = (_levelBoundary.Bottom + _settings.BoundaryBuffer) - _player.Position.y;
+
+            if (extentTop > 0)
+            {
+                _player.AddForce(
+                    Vector3.down * _settings.BoundaryAdjustForce * extentTop);
+            }
+            else if (extentBottom > 0)
+            {
+                _player.AddForce(
+                    Vector3.up * _settings.BoundaryAdjustForce * extentBottom);
+            }
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public float BoundaryBuffer;
+            public float BoundaryAdjustForce;
+            public float MoveSpeed;
+            public float SlowDownSpeed;
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: d1291ab8856aa9e44a39831fce2c2f0c
+timeCreated: 1456593836
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
@@ -0,0 +1,67 @@
+using System;
+using UnityEngine;
+
+namespace Zenject.SpaceFighter
+{
+    public class PlayerShootHandler : ITickable
+    {
+        readonly AudioPlayer _audioPlayer;
+        readonly Player _player;
+        readonly Settings _settings;
+        readonly Bullet.Factory _bulletFactory;
+        readonly PlayerInputState _inputState;
+
+        float _lastFireTime;
+
+        public PlayerShootHandler(
+            PlayerInputState inputState,
+            Bullet.Factory bulletFactory,
+            Settings settings,
+            Player player,
+            AudioPlayer audioPlayer)
+        {
+            _audioPlayer = audioPlayer;
+            _player = player;
+            _settings = settings;
+            _bulletFactory = bulletFactory;
+            _inputState = inputState;
+        }
+
+        public void Tick()
+        {
+            if (_player.IsDead)
+            {
+                return;
+            }
+
+            if (_inputState.IsFiring && Time.realtimeSinceStartup - _lastFireTime > _settings.MaxShootInterval)
+            {
+                _lastFireTime = Time.realtimeSinceStartup;
+                Fire();
+            }
+        }
+
+        void Fire()
+        {
+            _audioPlayer.Play(_settings.Laser, _settings.LaserVolume);
+
+            var bullet = _bulletFactory.Create(
+                _settings.BulletSpeed, _settings.BulletLifetime, BulletTypes.FromPlayer);
+
+            bullet.transform.position = _player.Position + _player.LookDir * _settings.BulletOffsetDistance;
+            bullet.transform.rotation = _player.Rotation;
+        }
+
+        [Serializable]
+        public class Settings
+        {
+            public AudioClip Laser;
+            public float LaserVolume = 1.0f;
+
+            public float BulletLifetime;
+            public float BulletSpeed;
+            public float MaxShootInterval;
+            public float BulletOffsetDistance;
+        }
+    }
+}
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 5a7938ea9f043d24fa235c0e0d2c0f39
+timeCreated: 1456593836
+licenseType: Free
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: