#include <KisColorSelectionPolicies.h>

Inheritance diagram for KisColorSelectionPolicies::OptimizedDifferencePolicy< SrcPixelType >:

Public Member Functions
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 = SrcPixelType

using	HashType = QHash<HashKeyType, quint8>

Protected Attributes
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::OptimizedDifferencePolicy< SrcPixelType >

Definition at line 55 of file KisColorSelectionPolicies.h.

Member Typedef Documentation

◆ HashKeyType

template<typename SrcPixelType >

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

protected

Definition at line 81 of file KisColorSelectionPolicies.h.

◆ HashType

template<typename SrcPixelType >

using KisColorSelectionPolicies::OptimizedDifferencePolicy< SrcPixelType >::HashType = QHash<HashKeyType, quint8>

protected

Definition at line 82 of file KisColorSelectionPolicies.h.

Constructor & Destructor Documentation

◆ OptimizedDifferencePolicy()

template<typename SrcPixelType >

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

inline

Definition at line 58 of file KisColorSelectionPolicies.h.

59 : SlowDifferencePolicy(referenceColor, threshold)

60 {}

KisColorSelectionPolicies::SlowDifferencePolicy::SlowDifferencePolicy

SlowDifferencePolicy(const KoColor &referenceColor, int threshold)

Definition KisColorSelectionPolicies.h:23

Member Function Documentation

◆ difference()

template<typename SrcPixelType >

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

inline

Definition at line 62 of file KisColorSelectionPolicies.h.

    {
        HashKeyType key = *reinterpret_cast<const HashKeyType*>(colorPtr);
 
        quint8 result;
 
        typename HashType::iterator it = m_differences.find(key);
 
        if (it != m_differences.end()) {
            result = *it;
        } else {
            result = SlowDifferencePolicy::difference(colorPtr);
            m_differences.insert(key, result);
        }
 
        return result;
    }