ConvertRGBToHCL 460 magick/colorspace.c ConvertRGBToHCL(red,green,blue,&X,&Y,&Z); ConvertRGBToHCL 3470 magick/enhance.c ConvertRGBToHCL(*red,*green,*blue,&hue,&chroma,&luma); ConvertRGBToHCL 57 magick/gem.h ConvertRGBToHCL(const Quantum,const Quantum,const Quantum,double *,double *,