KisColorSelectionPolicies::OptimizedColorOrTransparentDifferencePolicy< SrcPixelType > Class Template Reference

#include <KisColorSelectionPolicies.h>

Inheritance diagram for KisColorSelectionPolicies::OptimizedColorOrTransparentDifferencePolicy< SrcPixelType >:

Public Member Functions
ALWAYS_INLINE quint8	difference (const quint8 *colorPtr) const
	OptimizedColorOrTransparentDifferencePolicy (const KoColor &referenceColor, int threshold)
Public Member Functions inherited from KisColorSelectionPolicies::OptimizedDifferencePolicy< SrcPixelType >
ALWAYS_INLINE quint8	difference (const quint8 *colorPtr) const
	OptimizedDifferencePolicy (const KoColor &referenceColor, int threshold)
Public Member Functions inherited from KisColorSelectionPolicies::SlowDifferencePolicy
ALWAYS_INLINE quint8	difference (const quint8 *colorPtr) const
	SlowDifferencePolicy (const KoColor &referenceColor, int threshold)

Protected Types
using	HashKeyType = typename OptimizedDifferencePolicy<SrcPixelType>::HashKeyType
using	HashType = typename OptimizedDifferencePolicy<SrcPixelType>::HashType
Protected Types inherited from KisColorSelectionPolicies::OptimizedDifferencePolicy< SrcPixelType >
using	HashKeyType = SrcPixelType
using	HashType = QHash<HashKeyType, quint8>

Additional Inherited Members
Protected Attributes inherited from KisColorSelectionPolicies::OptimizedDifferencePolicy< SrcPixelType >
HashType	m_differences
Protected Attributes inherited from KisColorSelectionPolicies::SlowDifferencePolicy
const KoColorSpace *	m_colorSpace
KoColor	m_referenceColor
const bool	m_referenceColorIsTransparent
const quint8 *	m_referenceColorPtr
int	m_threshold

Detailed Description

template<typename SrcPixelType>
class KisColorSelectionPolicies::OptimizedColorOrTransparentDifferencePolicy< SrcPixelType >

Definition at line 112 of file KisColorSelectionPolicies.h.

Member Typedef Documentation

HashKeyType

template<typename SrcPixelType >

using KisColorSelectionPolicies::OptimizedColorOrTransparentDifferencePolicy< SrcPixelType >::HashKeyType = typename OptimizedDifferencePolicy<SrcPixelType>::HashKeyType

protected

Definition at line 140 of file KisColorSelectionPolicies.h.

HashType

template<typename SrcPixelType >

using KisColorSelectionPolicies::OptimizedColorOrTransparentDifferencePolicy< SrcPixelType >::HashType = typename OptimizedDifferencePolicy<SrcPixelType>::HashType

protected

Definition at line 141 of file KisColorSelectionPolicies.h.

Constructor & Destructor Documentation

OptimizedColorOrTransparentDifferencePolicy()

template<typename SrcPixelType >

KisColorSelectionPolicies::OptimizedColorOrTransparentDifferencePolicy< SrcPixelType >::OptimizedColorOrTransparentDifferencePolicy ( const KoColor & referenceColor, int threshold )

inline

Definition at line 115 of file KisColorSelectionPolicies.h.

        : OptimizedDifferencePolicy<SrcPixelType>(referenceColor, threshold)
    {}

Member Function Documentation

difference()

template<typename SrcPixelType >

ALWAYS_INLINE quint8 KisColorSelectionPolicies::OptimizedColorOrTransparentDifferencePolicy< SrcPixelType >::difference ( const quint8 * colorPtr ) const

inline

Definition at line 119 of file KisColorSelectionPolicies.h.

    {
        HashKeyType key = *reinterpret_cast<const HashKeyType*>(colorPtr);
 
        quint8 result;
 
        typename HashType::iterator it = this->m_differences.find(key);
 
        if (it != this->m_differences.end()) {
            result = *it;
        } else {
            const quint8 colorDifference = this->m_colorSpace->difference(this->m_referenceColorPtr, colorPtr);
            const quint8 opacityDifference = this->m_colorSpace->opacityU8(colorPtr) * 100 / quint8_MAX;
            result = qMin(colorDifference, opacityDifference);
            this->m_differences.insert(key, result);
        }
 
        return result;
    }

References KoColorSpace::difference(), KisColorSelectionPolicies::SlowDifferencePolicy::m_colorSpace, KisColorSelectionPolicies::OptimizedDifferencePolicy< SrcPixelType >::m_differences, KisColorSelectionPolicies::SlowDifferencePolicy::m_referenceColorPtr, KoColorSpace::opacityU8(), and quint8_MAX.

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

• libs/image/KisColorSelectionPolicies.h