IlvTransferFunction Class Reference

Base transfer function. More...

#include <ilviews/bitmaps/transfer.h>

Inheritance diagram for IlvTransferFunction:

Public Member Functions
	IlvTransferFunction ()
	Constructor. More...
const IlUChar *	getLookUpTable () const
	Returns the lookup table. More...
void	setLookUpValue (IlUInt index, IlUChar value)
	Sets an entry in the lookup table. More...
Public Member Functions inherited from IlvValueInterface
virtual IlBoolean	applyValue (const IlvValue &value)
	Apply an accessor. More...
virtual IlBoolean	changeValue (const IlvValue &val)
	Changes the value of an accessor. More...
virtual IlBoolean	changeValues (const IlvValue *values, IlUShort count=0)
	Changes several accessor values simultaneously. More...
virtual void	getAccessors (const IlSymbol *const **names, const IlvValueTypeClass *const **types, IlUInt &count) const
	Retrieves the list of available accessors of an object. More...
virtual const char *	getName () const
	Returns the name of the instance. The semantic and implementation of this method are defined by concrete subclasses. The default implementation returns 0. More...
virtual IlvValue &	queryValue (IlvValue &val) const
	Retrieves an accessor value. More...
virtual void	queryValues (IlvValue *values, IlUShort count) const
	Retrieves multiple accessor values simultaneously. More...

Static Public Member Functions
static IlvTransferFunction *	Create (const char *name)
	Returns a new instance of a registered transfer function. More...

Detailed Description

Base transfer function.

Library: xviews or winviews or mviews (mutually exclusive)

This is the base class for transfer functions used in IlvComponentTransferFilter. It defines a lookup table for the new component values.

See also

IlvRGBBitmapData, IlvBitmapFilter, IlvComponentTransferFilter, IlvIdentityTransfer, IlvLinearTransfer, IlvTableTransfer, IlvDiscreteTransfer, IlvGammaTransfer

Constructor & Destructor Documentation

IlvTransferFunction()

IlvTransferFunction::IlvTransferFunction

(

)

Constructor.

Initializes a new instance of the class IlvTransferFunction.

Member Function Documentation

Create()

static IlvTransferFunction* IlvTransferFunction::Create ( const char *  name )

static

Returns a new instance of a registered transfer function.

Parameters

name	The name of the transfer function.

getLookUpTable()

const IlUChar* IlvTransferFunction::getLookUpTable

(

)

const

Returns the lookup table.

Returns

An array of 256 IlUChar values.

setLookUpValue()

void IlvTransferFunction::setLookUpValue	(	IlUInt	index,
		IlUChar	value
	)

Sets an entry in the lookup table.

Parameters

index	The index of the entry.
value	The new value of the entry.