kis_image_pyramid.cpp File Reference

#include "kis_image_pyramid.h"
#include <QBitArray>
#include <KoChannelInfo.h>
#include <KoCompositeOp.h>
#include <KoColorSpaceRegistry.h>
#include <KoColorModelStandardIds.h>
#include <KoColorSpaceMaths.h>
#include "kis_display_filter.h"
#include "kis_painter.h"
#include "kis_iterator_ng.h"
#include "kis_datamanager.h"
#include "kis_config_notifier.h"
#include "kis_debug.h"
#include "kis_config.h"
#include "kis_image_config.h"
#include <config-ocio.h>
#include <KoConfig.h>

Go to the source code of this file.

Macros
#define	ceiledSize(sz)   QSize(ceil((sz).width()), ceil((sz).height()))
#define	FIRST_NOT_ORIGINAL_INDEX   1
#define	isOdd(x)   ((x) & 0x01)
#define	ORIGINAL_INDEX   0
#define	SCALE_FROM_INDEX(idx)   (1./qreal(1<<(idx)))

Functions
void	alignByPow2ButOneHi (qint32 &value, qint32 alignment)
void	alignByPow2Hi (qint32 &value, qint32 alignment)
void	alignByPow2Lo (qint32 &value, qint32 alignment)
void	alignRectBy2 (qint32 &x, qint32 &y, qint32 &w, qint32 &h)

Macro Definition Documentation

ceiledSize

#define ceiledSize

(

sz

)

QSize(ceil((sz).width()), ceil((sz).height()))

Definition at line 40 of file kis_image_pyramid.cpp.

FIRST_NOT_ORIGINAL_INDEX

#define FIRST_NOT_ORIGINAL_INDEX   1

Definition at line 29 of file kis_image_pyramid.cpp.

isOdd

#define isOdd

(

x

)

((x) & 0x01)

Definition at line 41 of file kis_image_pyramid.cpp.

ORIGINAL_INDEX

#define ORIGINAL_INDEX   0

Definition at line 28 of file kis_image_pyramid.cpp.

SCALE_FROM_INDEX

#define SCALE_FROM_INDEX

(

idx

)

(1./qreal(1<<(idx)))

Definition at line 30 of file kis_image_pyramid.cpp.

Function Documentation

alignByPow2ButOneHi()

void alignByPow2ButOneHi ( qint32 & value, qint32 alignment )

inline

Aligns value to the lowest integer not smaller than value and that is, increased by one, a divident of alignment

Definition at line 58 of file kis_image_pyramid.cpp.

{
    qint32 mask = alignment - 1;
    value |= mask;
}

References value().

alignByPow2Hi()

void alignByPow2Hi ( qint32 & value, qint32 alignment )

inline

Aligns value to the lowest integer not smaller than value and that is a divident of alignment

Definition at line 47 of file kis_image_pyramid.cpp.

{
    qint32 mask = alignment - 1;
    value |= mask;
    value++;
}

References value().

alignByPow2Lo()

void alignByPow2Lo ( qint32 & value, qint32 alignment )

inline

Aligns value to the highest integer not exceeding value and that is a divident of alignment

Definition at line 68 of file kis_image_pyramid.cpp.

{
    qint32 mask = alignment - 1;
    value &= ~mask;
}

References value().

alignRectBy2()

void alignRectBy2 ( qint32 & x, qint32 & y, qint32 & w, qint32 & h )

inline

Definition at line 74 of file kis_image_pyramid.cpp.

{
    x -= isOdd(x);
    y -= isOdd(y);
    w += isOdd(x);
    w += isOdd(w);
    h += isOdd(y);
    h += isOdd(h);
}

References isOdd.