76 lines
2.2 KiB
Ucode
76 lines
2.2 KiB
Ucode
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//=============================================================================
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// KFPhysicsVolume
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//=============================================================================
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// Replacement for PhysicsVolume that throttles touch/untouch events that occur
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// to the same actor in the same frame. Implementation as a result of
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// touch/untouch pairs happening due to pawn physics attempting to step up
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// on slope or when colliding with walls.
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//=============================================================================
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// Killing Floor 2
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// Copyright (C) 2017 Tripwire Interactive LLC
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// Dan Weiss
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//=============================================================================
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class KFPhysicsVolume extends PhysicsVolume
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placeable;
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struct TouchThrottling
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{
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var Actor HitActor;
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var float HitTime;
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};
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var array<TouchThrottling> RecentUntouchEvents;
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var() float ThrottleTime;
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function CausePainTo(Actor Other)
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{
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local int RecentHitIdx;
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RecentHitIdx = RecentUntouchEvents.Find('HitActor', Other);
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//If this is a valid touch, call super and cause pain
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if (RecentHitIdx == INDEX_NONE || `TimeSince(RecentUntouchEvents[RecentHitIdx].HitTime) > ThrottleTime)
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{
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super.CausePainTo(Other);
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}
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}
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simulated event UnTouch(Actor Other)
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{
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local int RecentHitIdx;
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super.UnTouch(Other);
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RecentHitIdx = RecentUntouchEvents.Find('HitActor', Other);
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//Add new instance
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if (RecentHitIdx == INDEX_NONE)
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{
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RecentUntouchEvents.Insert(0, 1);
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RecentUntouchEvents[RecentUntouchEvents.Length - 1].HitActor = Other;
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RecentUntouchEvents[RecentUntouchEvents.Length - 1].HitTime = WorldInfo.TimeSeconds;
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}
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//Update old instance
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else
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{
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RecentUntouchEvents[RecentHitIdx].HitTime = WorldInfo.TimeSeconds;
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}
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}
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simulated event Tick(float DeltaTime)
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{
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local int i;
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super.Tick(DeltaTime);
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for (i = RecentUntouchEvents.Length - 1; i >= 0; --i)
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{
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if (`TimeSince(RecentUntouchEvents[i].HitTime) > ThrottleTime)
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{
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RecentUntouchEvents.Remove(i, 1);
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}
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}
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}
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DefaultProperties
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{
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ThrottleTime=0.01
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}
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