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Heli pips and separation

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This commit is contained in:
Paul Chote
2010-06-13 15:39:00 +12:00
parent 3edbfc3345
commit e5ee2b9479
5 changed files with 33 additions and 49 deletions
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23
OpenRA.Mods.RA/Activities/HeliAttack.cs
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@@ -63,32 +63,9 @@ namespace OpenRA.Mods.RA.Activities
if (!float2.WithinEpsilon(float2.Zero, dist, range * Game.CellSize)) if (!float2.WithinEpsilon(float2.Zero, dist, range * Game.CellSize))
self.CenterLocation += (rawSpeed / dist.Length) * dist; self.CenterLocation += (rawSpeed / dist.Length) * dist;
var otherHelis = self.World.FindUnitsInCircle(self.CenterLocation, info.IdealSeparation)
.Where(a => a.traits.Contains<Helicopter>());
var f = otherHelis
.Select(h => GetRepulseForce(self, h))
.Aggregate(float2.Zero, (a, b) => a + b);
self.CenterLocation += rawSpeed * f;
self.Location = ((1 / 24f) * self.CenterLocation).ToInt2();
return this; return this;
} }
const float Epsilon = .5f;
float2 GetRepulseForce(Actor self, Actor h)
{
if (self == h)
return float2.Zero;
var d = self.CenterLocation - h.CenterLocation;
if (d.LengthSquared < Epsilon)
return float2.FromAngle((float)self.World.SharedRandom.NextDouble() * 3.14f);
return (2 / d.LengthSquared) * d;
}
public void Cancel(Actor self) { target = null; NextActivity = null; } public void Cancel(Actor self) { target = null; NextActivity = null; }
} }
} }

23
OpenRA.Mods.RA/Activities/HeliFly.cs
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@@ -50,15 +50,7 @@ namespace OpenRA.Mods.RA.Activities
return this; return this;
} }
// Prevent multiple units from stacking together var dist = Dest - self.CenterLocation;
var otherHelis = self.World.FindUnitsInCircle(self.CenterLocation, info.IdealSeparation)
.Where(a => a.traits.Contains<Helicopter>());
var f = otherHelis
.Select(h => GetRepulseForce(self, h))
.Aggregate(float2.Zero, (a, b) => a + b);
var dist = Dest - self.CenterLocation + f;
if (float2.WithinEpsilon(float2.Zero, dist, 2)) if (float2.WithinEpsilon(float2.Zero, dist, 2))
{ {
self.CenterLocation = Dest; self.CenterLocation = Dest;
@@ -77,19 +69,6 @@ namespace OpenRA.Mods.RA.Activities
return this; return this;
} }
// Todo: Duplicated from HeliAttack
const float Epsilon = .5f;
float2 GetRepulseForce(Actor self, Actor h)
{
if (self == h)
return float2.Zero;
var d = self.CenterLocation - h.CenterLocation;
if (d.LengthSquared < Epsilon)
return float2.FromAngle((float)self.World.SharedRandom.NextDouble() * 3.14f);
return (2 / d.LengthSquared) * d;
}
public void Cancel(Actor self) { isCanceled = true; NextActivity = null; } public void Cancel(Actor self) { isCanceled = true; NextActivity = null; }
} }
} }

1
OpenRA.Mods.RA/AttackHeli.cs
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@@ -37,7 +37,6 @@ namespace OpenRA.Mods.RA
{ {
target = order.TargetActor; target = order.TargetActor;
self.QueueActivity(new HeliAttack(order.TargetActor)); self.QueueActivity(new HeliAttack(order.TargetActor));
//self.QueueActivity(new HeliReturn());
} }
} }
} }

33
OpenRA.Mods.RA/Helicopter.cs
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@@ -32,12 +32,12 @@ namespace OpenRA.Mods.RA
public readonly string[] RepairBuildings = { "fix" }; public readonly string[] RepairBuildings = { "fix" };
public readonly string[] RearmBuildings = { "hpad" }; public readonly string[] RearmBuildings = { "hpad" };
public readonly int CruiseAltitude = 20; public readonly int CruiseAltitude = 20;
public readonly int IdealSeparation = 80; public readonly int IdealSeparation = 40;
public readonly bool LandWhenIdle = true; public readonly bool LandWhenIdle = true;
public object Create(Actor self) { return new Helicopter(self); } public object Create(Actor self) { return new Helicopter(self); }
} }
class Helicopter : IIssueOrder, IResolveOrder, IMovement class Helicopter : ITick, IIssueOrder, IResolveOrder, IMovement
{ {
public IDisposable reservation; public IDisposable reservation;
public Helicopter(Actor self) {} public Helicopter(Actor self) {}
@@ -107,6 +107,35 @@ namespace OpenRA.Mods.RA
} }
} }
public void Tick(Actor self)
{
var rawSpeed = .2f * Util.GetEffectiveSpeed(self, UnitMovementType.Fly);
var otherHelis = self.World.FindUnitsInCircle(self.CenterLocation, self.Info.Traits.Get<HelicopterInfo>().IdealSeparation)
.Where(a => a.traits.Contains<Helicopter>());
var f = otherHelis
.Select(h => self.traits.Get<Helicopter>().GetRepulseForce(self, h))
.Aggregate(float2.Zero, (a, b) => a + b);
self.CenterLocation += rawSpeed * f;
self.Location = ((1 / 24f) * self.CenterLocation).ToInt2();
}
const float Epsilon = .5f;
public float2 GetRepulseForce(Actor self, Actor h)
{
if (self == h)
return float2.Zero;
var d = self.CenterLocation - h.CenterLocation;
if (d.Length > self.Info.Traits.Get<HelicopterInfo>().IdealSeparation)
return float2.Zero;
if (d.LengthSquared < Epsilon)
return float2.FromAngle((float)self.World.SharedRandom.NextDouble() * 3.14f);
return (5 / d.LengthSquared) * d;
}
public UnitMovementType GetMovementType() { return UnitMovementType.Fly; } public UnitMovementType GetMovementType() { return UnitMovementType.Fly; }
public bool CanEnterCell(int2 location) { return true; } public bool CanEnterCell(int2 location) { return true; }
} }

2
mods/cnc/vehicles.yaml
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@@ -444,7 +444,7 @@ HELI:
WithShadow: WithShadow:
LimitedAmmo: LimitedAmmo:
Ammo: 15 Ammo: 15
PipCount: 5
ORCA: ORCA:
Inherits: ^Plane Inherits: ^Plane
Buildable: Buildable: