Initial support for individual unit upgrade crates

OpenRA.Mods.RA/Crates/UnitUpgradeCrateAction.cs

@@ -0,0 +1,51 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System.Linq;
+
+namespace OpenRA.Mods.RA.Crates
+{
+	public class UnitUpgradeCrateActionInfo : CrateActionInfo
+	{
+		public readonly UnitUpgrade? Upgrade = null;
+		public readonly int Levels = 1;
+
+		public override object Create(ActorInitializer init) { return new UnitUpgradeCrateAction(init.self, this); }
+	}
+
+	public class UnitUpgradeCrateAction : CrateAction
+	{
+		UnitUpgradeCrateActionInfo crateInfo;
+
+		public UnitUpgradeCrateAction(Actor self, UnitUpgradeCrateActionInfo info)
+			: base(self, info) 
+		{
+			crateInfo = info; 
+		}
+
+		public override int GetSelectionShares(Actor collector)
+		{
+			var up = collector.TraitOrDefault<GainsUnitUpgrades>();
+			return up != null && up.CanGainUnitUpgrade(crateInfo.Upgrade) ? info.SelectionShares : 0;
+		}
+
+		public override void Activate(Actor collector)
+		{
+			collector.World.AddFrameEndTask(w =>
+			{
+				var gainsStatBonuses = collector.TraitOrDefault<GainsUnitUpgrades>();
+				if (gainsStatBonuses != null)
+					gainsStatBonuses.GiveUnitUpgrade(crateInfo.Upgrade, crateInfo.Levels);
+			});
+
+			base.Activate(collector);
+		}
+	}
+}

OpenRA.Mods.RA/GainsUnitUpgrades.cs

@@ -0,0 +1,86 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System;
+using OpenRA.Traits;
+using OpenRA.GameRules;
+
+namespace OpenRA.Mods.RA
+{
+	public class GainsUnitUpgradesInfo : ITraitInfo
+	{
+		public readonly int FirepowerMaxLevel = 15;
+		public readonly float FirepowerModifier = .2f;
+		public readonly int ArmorMaxLevel = 15;
+		public readonly float ArmorModifier = .2f;
+		public readonly int SpeedMaxLevel = 15;
+		public readonly decimal SpeedModifier = .2m;
+		// TODO: weapon range, rate of fire modifiers. potentially a vision modifier.
+
+		public object Create(ActorInitializer init) { return new GainsUnitUpgrades(this); }
+	}
+
+	public class GainsUnitUpgrades : IFirepowerModifier, IDamageModifier, ISpeedModifier
+	{
+		GainsUnitUpgradesInfo info;
+		[Sync] public int FirepowerLevel = 0;
+		[Sync] public int SpeedLevel = 0;
+		[Sync] public int ArmorLevel = 0;
+
+		public GainsUnitUpgrades(GainsUnitUpgradesInfo info)
+		{
+			this.info = info;
+		}
+
+		public bool CanGainUnitUpgrade(UnitUpgrade? upgrade)
+		{
+			if (upgrade == UnitUpgrade.Firepower)
+				return FirepowerLevel < info.FirepowerMaxLevel;
+			if (upgrade == UnitUpgrade.Armor)
+				return ArmorLevel < info.ArmorMaxLevel;
+			if (upgrade == UnitUpgrade.Speed)
+				return SpeedLevel < info.SpeedMaxLevel;
+
+			return false;
+		}
+
+		public void GiveUnitUpgrade(UnitUpgrade? upgrade, int numLevels)
+		{
+			if (upgrade == UnitUpgrade.Firepower)
+				FirepowerLevel = Math.Min(FirepowerLevel + numLevels, info.FirepowerMaxLevel);
+			else if (upgrade == UnitUpgrade.Armor)
+				ArmorLevel = Math.Min(ArmorLevel + numLevels, info.ArmorMaxLevel);
+			else if (upgrade == UnitUpgrade.Speed)
+				SpeedLevel = Math.Min(SpeedLevel + numLevels, info.SpeedMaxLevel);
+		}
+
+		public float GetFirepowerModifier()
+		{
+			return FirepowerLevel > 0 ? (1 + FirepowerLevel * info.FirepowerModifier) : 1;
+		}
+
+		public float GetDamageModifier(Actor attacker, WarheadInfo warhead)
+		{
+			return ArmorLevel > 0 ? (1 / (1 + ArmorLevel * info.ArmorModifier)) : 1;
+		}
+
+		public decimal GetSpeedModifier()
+		{
+			return SpeedLevel > 0 ? (1m + SpeedLevel * info.SpeedModifier) : 1m;
+		}
+	}
+
+	public enum UnitUpgrade
+	{
+		Firepower = 0,
+		Armor = 1,
+		Speed = 2
+	}
+}

OpenRA.Mods.RA/OpenRA.Mods.RA.csproj

@@ -123,6 +123,7 @@
     <Compile Include="Air\Aircraft.cs" />
     <Compile Include="Air\AttackHeli.cs" />
     <Compile Include="Air\AttackPlane.cs" />
+    <Compile Include="Crates\UnitUpgradeCrateAction.cs" />
     <Compile Include="EjectOnDeath.cs" />
     <Compile Include="Air\FallsToEarth.cs" />
     <Compile Include="Air\Fly.cs" />
@@ -237,6 +238,7 @@
     <Compile Include="Fake.cs" />
     <Compile Include="FreeActor.cs" />
     <Compile Include="GainsExperience.cs" />
+    <Compile Include="GainsUnitUpgrades.cs" />
     <Compile Include="GivesBounty.cs" />
     <Compile Include="GivesExperience.cs" />
     <Compile Include="Guard.cs" />

mods/cnc/mod.yaml

@@ -8,6 +8,7 @@ Folders:
 	.
 	./mods/cnc
 	./mods/cnc/bits
+	./mods/cnc/bits/ss
 	./mods/cnc/uibits
 	~^/Content/cnc
 

mods/cnc/sequences/misc.yaml

@@ -234,6 +234,15 @@ crate-effects:
 		Start: 0
 		Length: *
 		Tick: 200
+	firepowerup: firepowercrate
+		Start: 0
+		Length: *
+	armorup: armorcrate
+		Start: 0
+		Length: *
+	speedup: speedcrate
+		Start: 0
+		Length: *
 
 atomicup:
 	idle: