Engine.ParticleModuleUberRainImpacts

/**
 *	ParticleModuleUberRainImpacts
 *
 *	Uber-module replacing the following classes:
 *		LT  - Lifetime
 *		IS  - Initial Size
 *		IMR - Initial Mesh Rotation
 *		SBL - Size By Life
 *		PC	- Primitive Cylinder
 *		COL - Color Over Life
 *
 *	Intended for use in the Rain particle system.
 *
 * Copyright 1998-2011 Epic Games, Inc. All Rights Reserved.
 */
 
class ParticleModuleUberRainImpacts extends ParticleModuleUberBase
	native(Particle)
	editinlinenew
	collapsecategories
	hidecategories(Object);

//*-----------------------------------------------------------------------------*/
/** Lifetime Module Members														*/
//*-----------------------------------------------------------------------------*/
var(Lifetime)		rawdistributionfloat	Lifetime;

//*-----------------------------------------------------------------------------*/
/** Size Module Members															*/
//*-----------------------------------------------------------------------------*/
var(Size)			rawdistributionvector	StartSize;

//*-----------------------------------------------------------------------------*/
/** MeshRotation Module Members													*/
//*-----------------------------------------------------------------------------*/
var(Rotation)		rawdistributionvector	StartRotation;
var(Rotation)		bool					bInheritParent;

//*-----------------------------------------------------------------------------*/
/** SizeByLife Module Members													*/
//*-----------------------------------------------------------------------------*/
var(Size)			rawdistributionvector	LifeMultiplier;
var(Size)			bool					MultiplyX;
var(Size)			bool					MultiplyY;
var(Size)			bool					MultiplyZ;

//*-----------------------------------------------------------------------------*/
/** PrimitiveCylinder Module Members											*/
//*-----------------------------------------------------------------------------*/
var(Location) 		bool					bIsUsingCylinder;
var(Location) 		bool					bPositive_X;
var(Location) 		bool					bPositive_Y;
var(Location) 		bool					bPositive_Z;
var(Location) 		bool					bNegative_X;
var(Location) 		bool					bNegative_Y;
var(Location) 		bool					bNegative_Z;
var(Location) 		bool					bSurfaceOnly;
var(Location) 		bool					bVelocity;
var(Location) 		rawdistributionfloat	PC_VelocityScale;
var(Location) 		rawdistributionvector	PC_StartLocation;
var(Location) 		bool					bRadialVelocity;
var(Location) 		rawdistributionfloat	PC_StartRadius;
var(Location) 		rawdistributionfloat	PC_StartHeight;
var(Location)		CylinderHeightAxis		PC_HeightAxis;

//*-----------------------------------------------------------------------------*/
/** ColorOverLife Module Members												*/
//*-----------------------------------------------------------------------------*/
var(Color)			rawdistributionvector	ColorOverLife;
var(Color)			rawdistributionfloat	AlphaOverLife;

//*-----------------------------------------------------------------------------*/
//*-----------------------------------------------------------------------------*/
cpptext
{
	virtual void	Spawn(FParticleEmitterInstance* Owner, INT Offset, FLOAT SpawnTime);
	virtual void	Update(FParticleEmitterInstance* Owner, INT Offset, FLOAT DeltaTime);

	virtual void	Render3DPreview(FParticleEmitterInstance* Owner, const FSceneView* View,FPrimitiveDrawInterface* PDI);

	void	DetermineUnitDirection(FParticleEmitterInstance* Owner, FVector& vUnitDir);

	/** Used by derived classes to indicate they could be used on the given emitter.	*/
	virtual	UBOOL				IsCompatible(UParticleEmitter* InputEmitter);
	
	/** Copy the contents of the modules to the UberModule								*/
	virtual	UBOOL				ConvertToUberModule(UParticleEmitter* InputEmitter);

	/**
	 *	Return TRUE if this module impacts rotation of Mesh emitters
	 *	@return	UBOOL		TRUE if the module impacts mesh emitter rotation
	 */
	virtual UBOOL	TouchesMeshRotation() const	{ return TRUE; }
}

//*-----------------------------------------------------------------------------*/
//*-----------------------------------------------------------------------------*/
defaultproperties
{
	bSpawnModule=true
	bUpdateModule=true
	bSupported3DDrawMode=true

	//*-----------------------------------------------------------------------------*/
	/** Lifetime Module Defaults													*/
	//*-----------------------------------------------------------------------------*/
	Begin Object Class=DistributionFloatUniform Name=DistributionLifetime
	End Object
	Lifetime=(Distribution=DistributionLifetime)

	//*-----------------------------------------------------------------------------*/
	/** Size Module Defaults														*/
	//*-----------------------------------------------------------------------------*/
	Begin Object Class=DistributionVectorUniform Name=DistributionStartSize
		Min=(X=1,Y=1,Z=1)
		Max=(X=1,Y=1,Z=1)
	End Object
	StartSize=(Distribution=DistributionStartSize)

	//*-----------------------------------------------------------------------------*/
	/** MeshRotation Module Defaults												*/
	//*-----------------------------------------------------------------------------*/
	Begin Object Class=DistributionVectorUniform Name=DistributionStartRotation
		Min=(X=0.0,Y=0.0,Z=0.0)
		Max=(X=360.0,Y=360.0,Z=360.0)
	End Object
	StartRotation=(Distribution=DistributionStartRotation)
	
	bInheritParent=false

	//*-----------------------------------------------------------------------------*/
	/** SizeByLife Module Defaults													*/
	//*-----------------------------------------------------------------------------*/
	MultiplyX=true
	MultiplyY=true
	MultiplyZ=true

	Begin Object Class=DistributionVectorConstant Name=DistributionLifeMultiplier
	End Object
	LifeMultiplier=(Distribution=DistributionLifeMultiplier)

	//*-----------------------------------------------------------------------------*/
	/** PrimitiveCylinder Module Defaults											*/
	//*-----------------------------------------------------------------------------*/
	bIsUsingCylinder=true

	bPositive_X=true
	bPositive_Y=true
	bPositive_Z=true
	bNegative_X=true
	bNegative_Y=true
	bNegative_Z=true

	bSurfaceOnly=false
	bVelocity=false

	Begin Object Class=DistributionFloatConstant Name=DistributionPC_VelocityScale
		Constant=1
	End Object
	PC_VelocityScale=(Distribution=DistributionPC_VelocityScale)

	Begin Object Class=DistributionVectorConstant Name=DistributionPC_StartLocation
		Constant=(X=0,Y=0,Z=0)
	End Object
	PC_StartLocation=(Distribution=DistributionPC_StartLocation)

	bRadialVelocity=true

	Begin Object Class=DistributionFloatConstant Name=DistributionPC_StartRadius
		Constant=50.0
	End Object
	PC_StartRadius=(Distribution=DistributionPC_StartRadius)

	Begin Object Class=DistributionFloatConstant Name=DistributionPC_StartHeight
		Constant=50.0
	End Object
	PC_StartHeight=(Distribution=DistributionPC_StartHeight)

	PC_HeightAxis=PMLPC_HEIGHTAXIS_Z

	//*-----------------------------------------------------------------------------*/
	/** ColorOverLife Module Defaults												*/
	//*-----------------------------------------------------------------------------*/
	// This will screw up all the other curves...
	//bCurvesAsColor=true

	Begin Object Class=DistributionVectorConstantCurve Name=DistributionColorOverLife
	End Object
	ColorOverLife=(Distribution=DistributionColorOverLife)

	Begin Object Class=DistributionFloatConstant Name=DistributionAlphaOverLife
		Constant=255.9f;
	End Object
	AlphaOverLife=(Distribution=DistributionAlphaOverLife)
}