CFHardLight< T > Struct Template Reference

#include <KoCompositeOpFunctions.h>

Inheritance diagram for CFHardLight< T >:

Static Public Member Functions
static T	composeChannel (T src, T dst)
Static Public Member Functions inherited from KoClampedSourceCompositeOpGenericFunctorBase< T >
static T	clampDestinationChannelValue (T value)
static T	clampSourceChannelValue (T value)

Detailed Description

template<class T>
struct CFHardLight< T >

Definition at line 466 of file KoCompositeOpFunctions.h.

Member Function Documentation

composeChannel()

template<class T >

static T CFHardLight< T >::composeChannel ( T src, T dst )

inlinestatic

Definition at line 467 of file KoCompositeOpFunctions.h.

                                                 {
        using namespace Arithmetic;
        using composite_type = typename KoColorSpaceMathsTraits<T>::compositetype;
 
        if (isHalfValueFuzzy(src)) {
            return dst;
        }
 
        composite_type src2 = composite_type(src) + src;
 
        if(src > halfValue<T>()) {
            // screen(src*2.0 - 1.0, dst)
            src2 -= unitValue<T>();
 
            // src2 is guaranteed to be smaller than unitValue<T>() now
            return Arithmetic::unionShapeOpacity(T(src2), dst);
        }
 
        // src2 is guaranteed to be smaller than unitValue<T>() due to 'if'
        return Arithmetic::mul(T(src2), dst);
    }

References Arithmetic::mul(), and Arithmetic::unionShapeOpacity().

---

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

• libs/pigment/compositeops/KoCompositeOpFunctions.h