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Rogue Wave Views 5.5.1

Rogue Wave Views
Foundation Package API Reference Guide

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IlvTransferFunction Class Reference

Base transfer function. More...

#include <ilviews/bitmaps/transfer.h>

Inheritance diagram for IlvTransferFunction:
IlvDiscreteTransfer IlvGammaTransfer IlvIdentityTransfer IlvLinearTransfer IlvTableTransfer

List of all members.

Public Member Functions

 IlvTransferFunction ()
 Constructor.
const IlUChargetLookUpTable () const
 Returns the lookup table.
void setLookUpValue (IlUInt index, IlUChar value)
 Sets an entry in the lookup table.

Static Public Member Functions

static IlvTransferFunctionCreate (const char *name)
 Returns a new instance of a registered transfer function.

Detailed Description

Base transfer function.

Library: display

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 (  ) 

Constructor.

Initializes a new instance of the class IlvTransferFunction.


Member Function Documentation

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.
const IlUChar* IlvTransferFunction::getLookUpTable (  )  const

Returns the lookup table.

Returns:
An array of 256 IlUChar values.
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.

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