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Add facings support, start delay and offset controls to LeavesTrails

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reaperrr
2016-04-13 21:27:31 +02:00
parent ca7a17ea06
commit 866e0b3577
1 changed files with 45 additions and 8 deletions
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53
OpenRA.Mods.Common/Traits/Render/LeavesTrails.cs
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@@ -49,41 +49,78 @@ namespace OpenRA.Mods.Common.Traits.Render
[Desc("Delay between trail updates when moving.")]
public readonly int MovingInterval = 0;
[Desc("Delay before first trail.")]
public readonly int StartDelay = 0;
[Desc("Position relative to body.")]
public readonly WVec Offset = WVec.Zero;
[Desc("Use opposite offset for every second spawned trail.")]
public readonly bool AlternateOffset = false;
public override object Create(ActorInitializer init) { return new LeavesTrails(init.Self, this); }
}
public class LeavesTrails : UpgradableTrait<LeavesTrailsInfo>, ITick
public class LeavesTrails : UpgradableTrait<LeavesTrailsInfo>, ITick, INotifyCreated
{
BodyOrientation body;
IFacing facing;
int cachedFacing;
int cachedInterval;
public LeavesTrails(Actor self, LeavesTrailsInfo info)
: base(info) { }
: base(info)
{
cachedInterval = Info.StartDelay;
}
public void Created(Actor self)
{
body = self.Trait<BodyOrientation>();
facing = self.TraitOrDefault<IFacing>();
cachedFacing = facing != null ? facing.Facing : 0;
}
WPos cachedPosition;
int ticks;
bool evenNumber;
bool wasStationary;
bool isMoving;
public void Tick(Actor self)
{
if (IsTraitDisabled)
return;
var isMoving = self.CenterPosition != cachedPosition;
wasStationary = !isMoving;
isMoving = self.CenterPosition != cachedPosition;
if ((isMoving && !Info.TrailWhileMoving) || (!isMoving && !Info.TrailWhileStationary))
return;
var interval = isMoving ? Info.MovingInterval : Info.StationaryInterval;
if (++ticks >= interval)
if (isMoving && wasStationary)
cachedInterval = Info.StartDelay;
if (++ticks >= cachedInterval)
{
var cachedCell = self.World.Map.CellContaining(cachedPosition);
var type = self.World.Map.GetTerrainInfo(cachedCell).Type;
var pos = Info.Type == TrailType.CenterPosition ? cachedPosition :
self.World.Map.CenterOfCell(cachedCell);
var offset = Info.Offset.Rotate(body.QuantizeOrientation(self, self.Orientation));
var pos = Info.Type == TrailType.CenterPosition ? cachedPosition + body.LocalToWorld(Info.AlternateOffset && evenNumber ? -offset : offset)
: self.World.Map.CenterOfCell(cachedCell);
if (Info.TerrainTypes.Contains(type) && !string.IsNullOrEmpty(Info.Image))
self.World.AddFrameEndTask(w => w.Add(new SpriteEffect(pos, self.World, Info.Image,
Info.Sequences.Random(Game.CosmeticRandom), Info.Palette, 0, Info.VisibleThroughFog)));
Info.Sequences.Random(Game.CosmeticRandom), Info.Palette, cachedFacing, Info.VisibleThroughFog)));
cachedPosition = self.CenterPosition;
cachedFacing = facing != null ? facing.Facing : 0;
ticks = 0;
if (!evenNumber)
evenNumber ^= true;
cachedInterval = isMoving && !wasStationary ? Info.MovingInterval : Info.StationaryInterval;
}
}