Add footprints

7 files changed, 153 insertions, 25 deletions

diff --git a/code/Game.cs b/code/Game.cs
index ad04fc8..356cd38 100644
--- a/code/Game.cs
+++ b/code/Game.cs
@@ -23,14 +23,17 @@ public partial class MurderGame : Sandbox.GameManager
 	}

 

 

-	[ConVar.Server( "mm_min_players", Help = "The minimum number of players required to start a round." )]

+	[ConVar.Server( "mu_min_players", Help = "The minimum number of players required to start a round." )]

 	public static int MinPlayers { get; set; } = 2;

 

-	[ConVar.Server( "mm_allow_suicide", Help = "Allow players to kill themselves during a round." )]

+	[ConVar.Server( "mu_allow_suicide", Help = "[INOP] Allow players to kill themselves during a round." )]

 	public static bool AllowSuicide { get; set; } = true;

 

-	[ConVar.Server( "mm_round_time", Help = "The amount of time in a round." )]

+	[ConVar.Server( "mu_round_time", Help = "The amount of time, in seconds, in a round." )]

 	public static int RoundTime { get; set; } = 600;

+	

+	[ConVar.Client( "mu_max_footprint_time", Help = "The amount of time, in seconds, footprints are visible for. Max 30 seconds." )]

+	public static int MaxFootprintTime { get; set; } = 30;

 

 	[Net]

 	public BasePhase CurrentPhase { get; set; } = new WaitPhase() { CountIn = true };

diff --git a/code/entity/Footprint.cs b/code/entity/Footprint.cs
new file mode 100644
index 0000000..8941e95
--- /dev/null
+++ b/code/entity/Footprint.cs
@@ -0,0 +1,55 @@
+using System;

+

+namespace MurderGame;

+

+using Sandbox;

+// It's just a square with a material slapped onto it.

+public class Footprint : RenderEntity

+{

+	public Material SpriteMaterial { get; set; }

+

+	public float SpriteScale { get; set; } = 18f;

+

+	public bool Enabled { get; set; } = true;

+	

+	public Color Color { get; set; }

+

+	private TimeSince TimeSinceCreated = 0;

+	

+	[GameEvent.Tick.Client]

+	public void OnTick()

+	{

+		if ( !(TimeSinceCreated > Math.Clamp(MurderGame.MaxFootprintTime, 0, 30)) )

+		{

+			return;

+		}

+

+		Enabled = false;

+		Delete();

+	}

+	

+	public override void DoRender(SceneObject obj)

+	{

+		if (!Enabled) return;

+

+		// Allow lights to affect the sprite

+		Graphics.SetupLighting(obj);

+		// Create the vertex buffer for the sprite

+		var vb = new VertexBuffer();

+		vb.Init(true);

+

+		// Vertex buffers are in local space, so we need the camera position in local space too

+		var normal = new Vector3( 0, 0.01f, 100 );

+		var w = normal.Cross(Vector3.Down).Normal;

+		var h = normal.Cross(w).Normal;

+		float halfSpriteSize = SpriteScale / 2;

+

+		// Add a single quad to our vertex buffer

+		vb.AddQuad(new Ray(default, normal), halfSpriteSize*w, h*halfSpriteSize);

+		

+		Graphics.Attributes.Set( "color",  Color);

+		

+		// Draw the sprite

+		vb.Draw( SpriteMaterial );

+	}

+}

diff --git a/code/pawn/Player.Character.cs b/code/pawn/Player.Character.cs
index a8fc19c..579107a 100644
--- a/code/pawn/Player.Character.cs
+++ b/code/pawn/Player.Character.cs
@@ -5,10 +5,17 @@ namespace MurderGame;
 public partial class Player

 {

 	[Net] public Team Team { get; set; }

-	

+

 	[Net] public string CharacterName { get; set; }

 

-	[Net] public string HexColor { get; set; }

+	[Net] public Color Color { get; set; } = Color.White;

+	

+	public string HexColor {

+		get

+		{

+			return Color.Hex;	

+		}

+	}

 

 	public string GetTeamName()

 	{

diff --git a/code/pawn/Player.cs b/code/pawn/Player.cs
index 7073bb1..7254023 100644
--- a/code/pawn/Player.cs
+++ b/code/pawn/Player.cs
@@ -47,6 +47,7 @@ public partial class Player : AnimatedEntity
 	[BindComponent] public AnimatorComponent Animator { get; }

 	[BindComponent] public InventoryComponent Inventory { get; }

 	[BindComponent] public FallDamageComponent FallDamage { get; }

+	[BindComponent] public FootprintTrackerComponent FootprintTracker { get; }

 

 	[Net]

 	public Ragdoll PlayerRagdoll { get; set; }

@@ -179,6 +180,7 @@ public partial class Player : AnimatedEntity
 		Animator?.Simulate();

 		Inventory?.Simulate( cl );

 		FallDamage?.Simulate( cl );

+		FootprintTracker?.Simulate( cl );

 

 		if (Game.IsServer && Camera is not SpectatorCameraComponent && LifeState == LifeState.Dead && TimeSinceDeath > 3.5)

 		{

diff --git a/code/pawn/component/FootprintTrackerComponent.cs b/code/pawn/component/FootprintTrackerComponent.cs
new file mode 100644
index 0000000..7a396d1
--- /dev/null
+++ b/code/pawn/component/FootprintTrackerComponent.cs
@@ -0,0 +1,51 @@
+using System.Linq;

+using Sandbox;

+

+namespace MurderGame;

+

+public class FootprintTrackerComponent : EntityComponent<Player>, ISingletonComponent

+{ 

+	private TimeSince TimeSinceFootstep = 0;

+	private bool FootstepLeft = true;

+

+	public void Simulate( IClient cl )

+	{

+		if (!Game.IsClient || TimeSinceFootstep < 0.25) return;

+		TimeSinceFootstep = 0;

+		FootstepLeft = !FootstepLeft;

+		

+		var bystanders = Game.Clients.Where(c => (c.Pawn as Player)?.Team is Team.Bystander or Team.Detective);

+		

+		foreach (var bystander in bystanders)

+		{

+			if (bystander.Pawn is not Player player) continue;

+			if (player.Velocity.Length < 1) continue;

+			var start = player.Position + Vector3.Up;

+			var end = start + Vector3.Down * 20;

+			

+			var tr = Trace.Ray( start, end )

+				.Size( 2)

+				.WithAnyTags( "solid" )

+				.Ignore( Entity )

+				.Run();

+

+			if ( !tr.Hit )

+			{

+				continue;

+			}

+

+			var material = FootstepLeft

+				? "materials/left_shoe_footprint.vmat"

+				: "materials/right_shoe_footprint.vmat";

+			var _ = new Footprint

+			{

+				SpriteMaterial = Material.Load(material),

+				SpriteScale = 24f,

+				Position = player.Position + (Vector3.Up * 1f),

+				Rotation = Rotation.LookAt(player.Velocity, tr.Normal).RotateAroundAxis( tr.Normal, 270 ),

+				Color = player.Color

+			};

+		}

+	}

+	

+}

diff --git a/code/phase/AssignPhase.cs b/code/phase/AssignPhase.cs
index f29aa62..f69ca7b 100644
--- a/code/phase/AssignPhase.cs
+++ b/code/phase/AssignPhase.cs
@@ -3,11 +3,10 @@ using Sandbox.UI;
 using System;

 using System.Collections.Generic;

 using System.Linq;

-using System.Net.Http.Headers;

 

 namespace MurderGame;

 

-public class AssignPhase : BasePhase

+public partial class AssignPhase : BasePhase

 {

 	public override string Title => "Assigning teams";

 	public int TicksElapsed;

@@ -42,18 +41,18 @@ public class AssignPhase : BasePhase
 		"Zulu"

 	};

 	

-	private List<string> HexColours = new()

+	private List<uint> Colors = new()

 	{

-		"#0074D9", // blue

-		"#7FDBFF", // aqua

-		"#39CCCC", // teal

-		"#F012BE", // fuchsia

-		"#FF4136", // red

-		"#FF851B", // orange

-		"#FFDC00", // yellow

-		"#3D9970", // olive

-		"#2ECC40", // lime

-		"#01FF70"  // green

+		0x0074D9, // blue

+		0x7FDBFF, // aqua

+		0x39CCCC, // teal

+		0xF012BE, // fuchsia

+		0xFF4136, // red

+		0xFF851B, // orange

+		0xFFDC00, // yellow

+		0x3D9970, // olive

+		0x2ECC40, // lime

+		0x01FF70  // green

 	};

 

 	public override void Activate()

@@ -63,17 +62,18 @@ public class AssignPhase : BasePhase
 		{

 			entity.Delete();

 		}

+		DeleteFootprints();

 		// cleanup -- end

 

 		var detectivesNeeded = 1;

 		var murderersNeeded = 1;

 		

-		Random random = new();

+		Random random = new(Guid.NewGuid().GetHashCode());

 		

 		var spawnPoints = Entity.All.OfType<SpawnPoint>().OrderBy( _ => random.Next() ).ToList();

 		var clients = Game.Clients.ToList().OrderBy( _ => random.Next() );

 		var natoNamesRemaining = new List<string>(NatoNames.OrderBy( _ => random.Next() ));

-		var coloursRemaining = new List<string>(HexColours.OrderBy( _ => random.Next() ));

+		var colorsRemaining = new List<uint>(Colors.OrderBy( _ => random.Next() ));

 

 		foreach ( var client in clients )

 		{

@@ -99,9 +99,9 @@ public class AssignPhase : BasePhase
 			{

 				natoNamesRemaining = new List<string>(NatoNames);

 			}

-			if (coloursRemaining.Count == 0)

+			if (colorsRemaining.Count == 0)

 			{

-				coloursRemaining = new List<string>(HexColours);

+				colorsRemaining = new List<uint>(Colors);

 			}

 

 			// assign team

@@ -134,15 +134,24 @@ public class AssignPhase : BasePhase
 			pawn.CharacterName = natoName;

 			

 			// assign nato name

-			var hexColour = coloursRemaining[0];

-			coloursRemaining.RemoveAt( 0 );

-			pawn.HexColor = hexColour;

+			var hexColor = colorsRemaining[0];

+			colorsRemaining.RemoveAt( 0 );

+			pawn.Color = Color.FromRgb(hexColor);

 

 			RoleOverlay.Show( To.Single( client ) );

 		}

 		base.TimeLeft = 5;

 	}

 

+	[ClientRpc]

+	public static void DeleteFootprints()

+	{

+		foreach (var entity in Entity.All.OfType<Footprint>())

+		{

+			entity.Delete();

+		}

+	}

+

 	public override void Deactivate()

 	{

 		foreach (var client in Game.Clients)

diff --git a/code/team/Team.cs b/code/team/Team.cs
index 189840b..ef065a4 100644
--- a/code/team/Team.cs
+++ b/code/team/Team.cs
@@ -54,6 +54,7 @@ public static class TeamCapabilities
 	private static void GiveMurdererWeapon(Player pawn)

 	{

 		pawn.Inventory.SetPrimaryWeapon( new Knife() );

+		pawn.Components.Create<FootprintTrackerComponent>();

 	}

 }

 public static class TeamOperations