/**
 * Copyright 1998-2013 Epic Games, Inc. All Rights Reserved.
 */

class NxForceFieldRadial extends NxForceField
	native(ForceField)
	placeable;

var() editinline ForceFieldShape Shape;

var ActorComponent DrawComponent;

/** Strength of the force applied by this actor. Positive forces are applied outwards. */
var()	interp float	ForceStrength;

/** Radius of influence of the force. */
var()	interp float	ForceRadius;

/** */
var()	interp float	SelfRotationStrength;

/** Way in which the force falls off as objects are further away from the location. */
var()	PrimitiveComponent.ERadialImpulseFalloff	ForceFalloff;

/** custom force field kernel */
var const native transient pointer		Kernel{class NxForceFieldKernelRadial};

cpptext
{
	virtual void InitRBPhys();
	virtual void TermRBPhys(FRBPhysScene* Scene);
	virtual void DefineForceFunction(FPointer ForceFieldDesc);
	virtual FPointer DefineForceFieldShapeDesc();

	virtual void PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent);
#if WITH_EDITOR
	virtual void EditorApplyScale(const FVector& DeltaScale, const FMatrix& ScaleMatrix, const FVector* PivotLocation, UBOOL bAltDown, UBOOL bShiftDown, UBOOL bCtrlDown);
#endif
	virtual void PostLoad();

#if WITH_PHYSX && WITH_FORCE_FIELD_WORKAROUND
	virtual void AddContributions(FLOAT* Contributions, const FLOAT* Positions, const FLOAT* Velocities, UINT Num, FLOAT ForceCoefficient); 
#endif
}


/** 
 * This is used to InitRBPhys for a dynamically spawned ForceField.
 * Used for starting RBPhsys on dyanmically spawned force fields.  This will probably need to set some transient pointer to NULL  
 **/
native function DoInitRBPhys();



defaultproperties
{
	Begin Object Class=SpriteComponent Name=Sprite
		Sprite=Texture2D'EditorResources.S_RadForce'
		HiddenGame=True
		AlwaysLoadOnClient=False
		AlwaysLoadOnServer=False
		SpriteCategoryName="Physics"
	End Object
	Components.Add(Sprite)

	ForceRadius=200.0
}