Shooting satellites works

EvilSatellites/Objects/AbstractGameObject.cs

@@ -38,10 +38,14 @@ namespace EvilSatellites.Objects
         public IScreen Screen;
         public ObjectType Type { get; set; }
         public bool IsDynamic { get => true; }
+        public bool ShouldDestroy { get; set; }
+        public bool Active { get; set; }
         public AbstractGameObject(IScreen screen)
         {
             Screen = screen;
             Type = ObjectType.Generic;
+            ShouldDestroy = false;
+            
         }
 
         public void RotateX(float angle)

EvilSatellites/Objects/IGameObject.cs

@@ -19,6 +19,7 @@ namespace EvilSatellites.Objects
         ObjectType Type { get; set; }
         void Move(Vector3 pose);
         void OnCollision(IGameObject obj);
-        
+        bool ShouldDestroy { get; }
+        bool Active { get; set; }
     }
 }

EvilSatellites/Objects/ObjectType.cs

@@ -7,6 +7,8 @@ namespace EvilSatellites.Objects
     public enum ObjectType
     {
         Generic,
-        Player
+        Player,
+        Satellite,
+        Projectile
     }
 }

EvilSatellites/Objects/Player.cs

@@ -18,13 +18,15 @@ namespace EvilSatellites.Objects
         public IWeapon CurrentWeapon;
         public Player(IScreen screen): base(screen)
         {
+            ShouldDestroy = false;
+            Active = true;
             Type = ObjectType.Player;
             Position = new Vector3(10, 0, 0);
             Dimensions = new Vector3(5, 5, 5);
             Movement = new Vector3(0, 0, 0);
             Rotation = Matrix.Identity;
             Orientation = Rotation.Forward;
-            CurrentWeapon = new LaserMG(this, Screen);
+            CurrentWeapon = new LaserMG(this, (GameScreen)Screen);
             Activate();
         }
 

EvilSatellites/Objects/Projectile.cs

@@ -0,0 +1,56 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using SynthySound;
+using Microsoft.Xna.Framework;
+using EvilSatellites.Screens;
+
+namespace EvilSatellites.Objects
+{
+    public class Projectile : AbstractGameObject
+    {
+        private ISoundEffect3D Sound;
+        private Vector3 Direction;
+        private Vector3 StartPos;
+        private float Range;
+        public Projectile(IScreen screen, Vector3 pos, Vector3 direction) : base(screen)
+        {
+            StartPos = pos;
+            Position = pos;
+            Dimensions = new Vector3(5, 5, 5);
+            Direction = direction;
+            Range = 500;
+            Type = ObjectType.Projectile;
+            Activate();
+        }
+
+        public override void Activate()
+        {
+            ShouldDestroy = false;
+            Active = true;
+        }
+        public override void Destroy()
+        {
+            ShouldDestroy = true;
+            Active = false;
+        }
+
+        override public void Update(GameTime gameTime)
+        {
+            Position += Direction;
+            if (Vector3.Distance(StartPos, Position) > Range)
+            {
+                Destroy();
+            }
+        }
+
+        public override void OnCollision(IGameObject obj)
+        {
+            if (obj.Type == ObjectType.Player) return;
+            Screen.Manager.Sound.PlayOneshot(@"sfx/physics/impacts/bullet/1.wav", new System.Numerics.Vector3(Position.X, Position.Y, Position.Z), Screen.Manager.EnvironmentEffect);
+            Destroy();
+        }
+    }
+}

EvilSatellites/Objects/Satellite.cs

@@ -14,6 +14,7 @@ namespace EvilSatellites.Objects
         private ISoundEffect3D Sound;
         public Satellite(IScreen screen, Vector3 pos) : base(screen)
         {
+            Type = ObjectType.Satellite;
             Sound = Screen.Manager.Sound.Load3D(@"sfx/satellite/1/loop.wav");
             Sound.Loop = true;
             Position = pos;
@@ -26,6 +27,8 @@ namespace EvilSatellites.Objects
         public override void Activate()
         {
             Sound.Play();
+            Active = true;
+            ShouldDestroy = false;
         }
         public override void Destroy()
         {
@@ -39,7 +42,7 @@ namespace EvilSatellites.Objects
 
         public override void OnCollision(IGameObject obj)
         {
-            Sound.Stop();
+            // Sound.Stop();
         }
     }
 }

EvilSatellites/Radar.cs

@@ -41,10 +41,11 @@ namespace EvilSatellites
 
         public void Update(List<IGameObject> objects)
         {
+            if (objects.Count < 1) return;
             float minDistance = 1000;
             foreach (var obj in objects)
             {
-                if (obj == Owner) continue;
+                if (obj.Type != ObjectType.Satellite) continue;
                 float distance = Vector3.Distance(obj.Position, Owner.Position);
                 if (distance < minDistance)
                 {
@@ -52,6 +53,7 @@ namespace EvilSatellites
                     Target = obj;
                 }
             }
+            if (Target == null) return;
             Vector3 radarTarget = (Target.Position - Owner.Position);
             radarTarget.Normalize();
             RadarNoise.Pitch = MathHelper.Clamp(0.1f / Vector3.Distance(Owner.Rotation.Forward, radarTarget) * 3f, 0, 1);

EvilSatellites/Screens/GameScreen.cs

@@ -17,6 +17,8 @@ namespace EvilSatellites.Screens
         public ScreenState State { get; set; }
         private InputManager Input = new InputManager();
         public List<IGameObject> Objects = new List<IGameObject>();
+        public List<IGameObject> Removable = new List<IGameObject>();
+        public List<IGameObject> Addable = new List<IGameObject>();
         private Quadtree<IGameObject> objtree = new Quadtree<IGameObject>(new Vector3(10000, 10000, 10000), 10, 20);
         private float Theta = 0;
         private Player _player;
@@ -29,6 +31,7 @@ namespace EvilSatellites.Screens
             _player = player;
             Satellite prop = new Satellite(this, new Vector3(15, 0, 15));
             Objects.Add(prop);
+            if (_player == null) Environment.Exit(1);
             ObjectRadar = new Radar(_player, this);
             return;
         }
@@ -41,11 +44,24 @@ namespace EvilSatellites.Screens
 
         public void Update(GameTime gameTime)
         {
+            foreach (var obj in Removable)
+            {
+                Objects.Remove(obj);
+            }
+            if (Addable.Count > 0)
+            {
+                foreach (var obj in Addable)
+                {
+                    Objects.Add(obj);
+                }
+                Addable.Clear();
+            }
+            Removable.Clear();
             objtree.Clear();
             foreach (var obj            in Objects)
             {
-                objtree.Add(obj);
                 obj.Update(gameTime);
+                objtree.Add(obj);
                 if (obj.Type == ObjectType.Player)
                 {
                     Manager.Sound.ListenerPosition = new System.Numerics.Vector3(obj.Position.X, obj.Position.Y, obj.Position.Z);
@@ -55,16 +71,21 @@ namespace EvilSatellites.Screens
                     Manager.Listener.Forward = obj.Rotation.Forward;
                     Manager.Listener.Up = obj.Rotation.Up;
                 }
+                if (obj.ShouldDestroy)
+                {
+                    Removable.Add(obj);
+                }
             }
             UpdateRadar();
             CheckCollisions();
+
             return;
         }
 
         private void UpdateRadar()
         {
-            var candidates = objtree.Find(_player.Position, _player.Dimensions);
+            var candidates = objtree.Find(_player.Position, new Vector3(1000, 1000, 1000));
-            ObjectRadar.Update(Objects);
+            ObjectRadar.Update(candidates);
         }
 
         public void HandleInput(GameTime gameTime, KeyboardState inputs)
@@ -130,16 +151,21 @@ namespace EvilSatellites.Screens
                     ObjectRadar.Start();
                 }
             }
+            if (Input.IsJustPressed(Keys.O))
+            {
+                Tolk.Speak(Objects.Count.ToString());
+            }
         }
 
         private void CheckCollisions()
         {
             foreach (var obj in Objects)
             {
+                if (!obj.Active) continue;
                 var candidates = objtree.Find(obj.Position, obj.Dimensions);
                 foreach (var target in candidates)
                 {
-                    if (obj == target) continue;
+                    if (obj == target || !target.Active) continue;
                     if (Intersects(obj, target))
                     {
                         obj.OnCollision(target);
@@ -153,5 +179,10 @@ namespace EvilSatellites.Screens
         {
             return (obj1.Position.X <= (obj2.Position.X + obj2.Dimensions.X) && (obj1.Position.X + obj1.Dimensions.X) >= obj2.Position.X) && (obj1.Position.Y <= (obj2.Position.Y + obj2.Dimensions.Y) && (obj1.Position.Y + obj1.Dimensions.Y) >= obj2.Position.Y) && (obj1.Position.Z <= (obj2.Position.Z + obj2.Dimensions.Z) && (obj1.Position.Z + obj1.Dimensions.Z) >= obj2.Position.Z);
         }
+
+        public void AddObject(IGameObject obj)
+        {
+            Addable.Add(obj);
+        }
     }
 }

EvilSatellites/Weapons/LaserMG.cs

@@ -17,8 +17,8 @@ namespace EvilSatellites.Weapons
         public ISoundEffect sfxSpindown;
         public ISoundEffect sfxSpinup;
         public ISoundEffect sfxSpinning;
-        public IScreen Screen;
+        public GameScreen Screen;
-        public LaserMG(IGameObject wielder, IScreen screen)
+        public LaserMG(IGameObject wielder, GameScreen screen)
         {
             _wielder = wielder;
             Screen = screen;
@@ -76,6 +76,8 @@ namespace EvilSatellites.Weapons
                 {
                     sfxShoot.Play();
                     TimerStart = TimerEnd;
+                    Projectile proj = new Projectile(Screen, _wielder.Position, _wielder.Rotation.Forward);
+                    Screen.AddObject(proj);
                 }
             }
             base.Update(time);