KoGrayTraits< _channels_type_ > Struct Template Reference

#include <KoGrayColorSpaceTraits.h>

Inheritance diagram for KoGrayTraits< _channels_type_ >:

Classes
struct	Pixel

Public Types
typedef _channels_type_	channels_type
typedef KoColorSpaceTrait< _channels_type_, 2, 1 >	parent
Public Types inherited from KoColorSpaceTrait< _channels_type_, 2, 1 >
typedef _channels_type_	channels_type
	the type of the value of the channels of this color space
typedef KoColorSpaceMathsTraits< _channels_type_ >	math_trait
	the associated math class

Static Public Member Functions
static channels_type	gray (const quint8 *data)
static void	setGray (quint8 *data, channels_type nv)
	Set the gray component.
Static Public Member Functions inherited from KoColorSpaceTrait< _channels_type_, 2, 1 >
static quint8 *	allocate (quint32 nPixels)
static void	applyAlphaNormedFloatMask (quint8 *pixels, const float *alpha, qint32 nPixels)
static void	applyAlphaU8Mask (quint8 *pixels, const quint8 *alpha, qint32 nPixels)
static void	applyInverseAlphaNormedFloatMask (quint8 *pixels, const float *alpha, qint32 nPixels)
static void	applyInverseAlphaU8Mask (quint8 *pixels, const quint8 *alpha, qint32 nPixels)
static QString	channelValueText (const quint8 *pixel, quint32 channelIndex)
static void	copyOpacityU8 (quint8 *src, quint8 *dst, qint32 nPixels)
static void	fillGrayBrushWithColor (quint8 *pixels, const QRgb *brush, quint8 *brushColor, qint32 nPixels)
static void	fillInverseAlphaNormedFloatMaskWithColor (quint8 *pixels, const float *alpha, const quint8 *brushColor, qint32 nPixels)
static void	fromNormalisedChannelsValue (quint8 *pixel, const QVector< float > &values)
static void	fromNormalisedChannelsValueImpl (quint8 *pixel, const QVector< float > &values)
static void	fromNormalisedChannelsValueImpl (quint8 *pixel, const QVector< float > &values)
static void	multiplyAlpha (quint8 *pixels, quint8 alpha, qint32 nPixels)
static const channels_type *	nativeArray (const quint8 *a)
static channels_type *	nativeArray (quint8 *a)
static void	normalisedChannelsValue (const quint8 *pixel, QVector< float > &v)
static void	normalisedChannelsValueImpl (const quint8 *pixel, QVector< float > &v)
static void	normalisedChannelsValueImpl (const quint8 *pixel, QVector< float > &v)
static QString	normalisedChannelValueText (const quint8 *pixel, quint32 channelIndex)
static qreal	opacityF (const quint8 *U8_pixel)
static quint8	opacityU8 (const quint8 *U8_pixel)
static void	setOpacity (quint8 *pixels, qreal alpha, qint32 nPixels)
static void	setOpacity (quint8 *pixels, quint8 alpha, qint32 nPixels)
static void	singleChannelPixel (quint8 *dstPixel, const quint8 *srcPixel, quint32 channelIndex)

Static Public Attributes
static const qint32	gray_pos = 0
Static Public Attributes inherited from KoColorSpaceTrait< _channels_type_, 2, 1 >
static const qint32	alpha_pos
static const quint32	channels_nb
	the number of channels in this color space
static const int	depth
	the number of bit for each channel
static const quint32	pixelSize

Detailed Description

template<typename _channels_type_>
struct KoGrayTraits< _channels_type_ >

Base class for graya traits, it provides some convenient functions to access gray channels through an explicit API.

Definition at line 15 of file KoGrayColorSpaceTraits.h.

Member Typedef Documentation

channels_type

template<typename _channels_type_ >

typedef _channels_type_ KoGrayTraits< _channels_type_ >::channels_type

Definition at line 17 of file KoGrayColorSpaceTraits.h.

parent

template<typename _channels_type_ >

typedef KoColorSpaceTrait<_channels_type_, 2, 1> KoGrayTraits< _channels_type_ >::parent

Definition at line 18 of file KoGrayColorSpaceTraits.h.

Member Function Documentation

gray()

template<typename _channels_type_ >

static channels_type KoGrayTraits< _channels_type_ >::gray ( const quint8 * data )

inlinestatic

Returns

the gray component

Definition at line 31 of file KoGrayColorSpaceTraits.h.

    {
        const channels_type *d = parent::nativeArray(data);
        return d[gray_pos];
    }

References KoGrayTraits< _channels_type_ >::gray_pos, and KoColorSpaceTrait< _channels_type_, 2, 1 >::nativeArray().

setGray()

template<typename _channels_type_ >

static void KoGrayTraits< _channels_type_ >::setGray ( quint8 * data, channels_type nv )

inlinestatic

Set the gray component.

Definition at line 38 of file KoGrayColorSpaceTraits.h.

                                                               {
        channels_type* d = parent::nativeArray(data);
        d[gray_pos] = nv;
    }

References KoGrayTraits< _channels_type_ >::gray_pos, and KoColorSpaceTrait< _channels_type_, 2, 1 >::nativeArray().

Member Data Documentation

gray_pos

template<typename _channels_type_ >

const qint32 KoGrayTraits< _channels_type_ >::gray_pos = 0

static

Definition at line 20 of file KoGrayColorSpaceTraits.h.

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The documentation for this struct was generated from the following file:

• libs/pigment/KoGrayColorSpaceTraits.h