Differential D19204 Diff 52358 libs/pigment/compositeops/KoCompositeOpFunctions.h

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libs/pigment/compositeops/KoCompositeOpFunctions.h

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892template<class T> 892​template<class T>
893inline T cfModuloContinuous(T src, T dst) { 893​inline T cfModuloContinuous(T src, T dst) {
894 using namespace Arithmetic; 894​ using namespace Arithmetic;
895 895​
896 return cfMultiply(cfDivisiveModuloContinuous(src,dst),src); 896​ return cfMultiply(cfDivisiveModuloContinuous(src,dst),src);
897} 897​}
898 898​
899template<class T> 899​template<class T>
900inline T cfColorBurnLogarithmic(T src, T dst) { ​
901 using namespace Arithmetic; ​
902 //Also known as Darken from EffectBank/Illusions.hu. IFS Illusions had used this blending mode. ​
903 ​
904 qreal fsrc = scale<qreal>(src); ​
905 qreal fdst = scale<qreal>(dst); ​
906 ​
907 if (inv(fdst) == zeroValue<T>()) { ​
908 return scale<T>(log2(1.0 + abs(fsrc)/abs(inv(.999999))/8)); ​
909 } ​
910 ​
911 return scale<T>(log2(1.0 + abs(fsrc)/abs(inv(fdst))/8)); ​
912} ​
913 ​
914template<class T> ​
915inline T cfColorDodgeLogarithmic(T src, T dst) { ​
916 using namespace Arithmetic; ​
917 //Also known as Lighten from EffectBank/Illusions.hu. IFS Illusions had used this blending mode. ​
918 ​
919 return inv(cfColorBurnLogarithmic(inv(src),inv(dst))); ​
920} ​
921 ​
922template<class T> ​
923inline T cfEasyDodge(T src, T dst) { 900​inline T cfEasyDodge(T src, T dst) {
924 using namespace Arithmetic; 901​ using namespace Arithmetic;
925 // The 13 divided by 15 can be adjusted to taste. See imgblend.m 902​ // The 13 divided by 15 can be adjusted to taste. See imgblend.m
926 903​
927 qreal fsrc = scale<qreal>(src); 904​ qreal fsrc = scale<qreal>(src);
928 qreal fdst = scale<qreal>(dst); 905​ qreal fdst = scale<qreal>(dst);
929 906​
930 if (fsrc == 1.0) { 907​ if (fsrc == 1.0) {
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