1
0
KF2-Dev-Scripts/Engine/Classes/InteractiveFoliageActor.uc

126 lines
4.2 KiB
Ucode
Raw Normal View History

2020-12-13 15:01:13 +00:00
//=============================================================================
// Copyright 1998-2013 Epic Games, Inc. All Rights Reserved.
//=============================================================================
class InteractiveFoliageActor extends StaticMeshActor
native(Foliage)
placeable;
/** Collision cylinder */
var private{private} CylinderComponent CylinderComponent;
/**
* Position of the last actor to enter the collision cylinder.
* This currently does not handle multiple actors affecting the foliage simultaneously.
*/
var private{private} transient vector TouchingActorEntryPosition;
/** Simulated physics state */
var private{private} transient vector FoliageVelocity;
var private{private} transient vector FoliageForce;
var private{private} transient vector FoliagePosition;
/** Scales forces applied from damage events. */
var(FoliagePhysics) float FoliageDamageImpulseScale;
/** Scales forces applied from touch events. */
var(FoliagePhysics) float FoliageTouchImpulseScale;
/** Determines how strong the force that pushes toward the spring's center will be. */
var(FoliagePhysics) float FoliageStiffness;
/**
* Same as FoliageStiffness, but the strength of this force increases with the square of the distance to the spring's center.
* This force is used to prevent the spring from extending past a certain point due to touch and damage forces.
*/
var(FoliagePhysics) float FoliageStiffnessQuadratic;
/**
* Determines the amount of energy lost by the spring as it oscillates.
* This force is similar to air friction.
*/
var(FoliagePhysics) float FoliageDamping;
/** Clamps the magnitude of each damage force applied. */
var(FoliagePhysics) float MaxDamageImpulse;
/** Clamps the magnitude of each touch force applied. */
var(FoliagePhysics) float MaxTouchImpulse;
/** Clamps the magnitude of combined forces applied each update. */
var(FoliagePhysics) float MaxForce;
//@todo - hook this up
var float Mass;
cpptext
{
protected:
void SetupCollisionCylinder();
public:
virtual void TickSpecial(FLOAT DeltaSeconds);
virtual void Spawned();
virtual void PostLoad();
};
native simulated event TakeDamage(int Damage, Controller EventInstigator, vector HitLocation, vector Momentum, class<DamageType> DamageType, optional TraceHitInfo HitInfo, optional Actor DamageCauser);
native simulated event Touch( Actor Other, PrimitiveComponent OtherComp, vector HitLocation, vector HitNormal );
defaultproperties
{
Begin Object Class=InteractiveFoliageComponent Name=FoliageMeshComponent0
bAllowApproximateOcclusion=TRUE
bForceDirectLightMap=TRUE
bUsePrecomputedShadows=TRUE
// Foliage actors are usually animated using vertex position offset, which does not work correctly with decals
bAcceptsStaticDecals=FALSE
bAcceptsDynamicDecals=FALSE
End Object
StaticMeshComponent=FoliageMeshComponent0
Components.Remove(StaticMeshComponent0)
Components.Add(FoliageMeshComponent0)
// Needs to receive Touch and TakeDamage
bCollideActors=true
// Don't want to block actors, just be notified when they are touching
bBlockActors=false
// Block bullets so we can receive TakeDamage from them, the damage will be passed through with PassThroughDamage
bProjTarget=true
BlockRigidBody=false
// Add a cylinder component to be used for collision
Begin Object Class=CylinderComponent Name=CollisionCylinder
// These get overwritten on load or spawn
CollisionRadius=+00060.000000
CollisionHeight=+00200.000000
CollideActors=true
BlockActors=false
// Don't want the cylinder to block bullets
BlockZeroExtent=false
BlockNonZeroExtent=true
End Object
CollisionComponent=CollisionCylinder
CylinderComponent=CollisionCylinder
Components.Add(CollisionCylinder)
bWorldGeometry=false
// Has to be dynamic to get ticked
bStatic=false
bMovable=false
bNoDelete=true
// Visual effects should tick during async work
TickGroup=TG_DuringAsyncWork
FoliageDamageImpulseScale=20
FoliageTouchImpulseScale=10
FoliageStiffness=10
FoliageStiffnessQuadratic=.3
FoliageDamping=2
MaxDamageImpulse=100000
MaxTouchImpulse=1000
MaxForce=100000
Mass=1
`if(`__TW_PERFORMANCE_)
bSkipPostTickComponentUpdate=TRUE
`endif
}