Cross Reference: /external/ImageMagick/MagickCore/gem.c

Lines Matching refs:saturation
169 %  saturation strategy to project it on the RGB cube.
274 %  ConvertHSBToRGB() transforms a (hue, saturation, brightness) to a (red,
279 %      void ConvertHSBToRGB(const double hue,const double saturation,
284 %    o hue, saturation, brightness: A double value representing a
290 MagickPrivate void ConvertHSBToRGB(const double hue,const double saturation,
306   if (fabs(saturation) < MagickEpsilon)
315   p=brightness*(1.0-saturation);
316   q=brightness*(1.0-saturation*f);
317   t=brightness*(1.0-(saturation*(1.0-f)));
378 %  ConvertHSIToRGB() transforms a (hue, saturation, intensity) to a (red,
383 %      void ConvertHSIToRGB(const double hue,const double saturation,
388 %    o hue, saturation, intensity: A double value representing a
394 MagickPrivate void ConvertHSIToRGB(const double hue,const double saturation,
413       b=intensity*(1.0-saturation);
414       r=intensity*(1.0+saturation*cos(h*(MagickPI/180.0))/cos((60.0-h)*
422         r=intensity*(1.0-saturation);
423         g=intensity*(1.0+saturation*cos(h*(MagickPI/180.0))/cos((60.0-h)*
430         g=intensity*(1.0-saturation);
431         b=intensity*(1.0+saturation*cos(h*(MagickPI/180.0))/cos((60.0-h)*
452 %  ConvertHSLToRGB() transforms a (hue, saturation, lightness) to a (red,
457 %      void ConvertHSLToRGB(const double hue,const double saturation,
462 %    o hue, saturation, lightness: A double value representing a
468 MagickExport void ConvertHSLToRGB(const double hue,const double saturation,
485     c=2.0*lightness*saturation;
487     c=(2.0-2.0*lightness)*saturation;
557 %  ConvertHSVToRGB() transforms a (hue, saturation, value) to a (red,
562 %      void ConvertHSVToRGB(const double hue,const double saturation,
567 %    o hue, saturation, value: A double value representing a
573 MagickPrivate void ConvertHSVToRGB(const double hue,const double saturation,
589   c=value*saturation;
968 %  ConvertRGBToHSB() transforms a (red, green, blue) to a (hue, saturation,
974 %        const double blue,double *hue,double *saturation,double *brightness)
981 %    o hue, saturation, brightness: A pointer to a double value representing a
986   const double blue,double *hue,double *saturation,double *brightness)
997   assert(saturation != (double *) NULL);
1000   *saturation=0.0;
1011   *saturation=delta/max;
1039 %  ConvertRGBToHSI() transforms a (red, green, blue) to a (hue, saturation,
1045 %        const double blue,double *hue,double *saturation,double *intensity)
1052 %    o hue, saturation, intensity: A pointer to a double value representing a
1057   const double blue,double *hue,double *saturation,double *intensity)
1067   assert(saturation != (double *) NULL);
1073       *saturation=0.0;
1076   *saturation=1.0-MagickMin(QuantumScale*red,MagickMin(QuantumScale*green,
1097 %  ConvertRGBToHSL() transforms a (red, green, blue) to a (hue, saturation,
1103 %        const double blue,double *hue,double *saturation,double *lightness)
1110 %    o hue, saturation, lightness: A pointer to a double value representing a
1115   const double blue,double *hue,double *saturation,double *lightness)
1126   assert(saturation != (double *) NULL);
1137       *saturation=0.0;
1153     *saturation=c/(2.0*(*lightness));
1155     *saturation=c/(2.0-2.0*(*lightness));
1170 %  ConvertRGBToHSV() transforms a (red, green, blue) to a (hue, saturation,
1176 %        const double blue,double *hue,double *saturation,double *value)
1183 %    o hue, saturation, value: A pointer to a double value representing a
1188   const double blue,double *hue,double *saturation,double *value)
1199   assert(saturation != (double *) NULL);
1210       *saturation=0.0;
1225   *saturation=c/max;