c++ - how to change the hsv of texture in opengl -


this question has answer here:

im having 3 dimensional array of rgba texture , im displaying on viewport.

how can change color hue, saturation , value input user gave . im new opengl need guidance change hsv according user selection .

get glm , @ implementation in gtx/color_space.inl of these functions 

template<typename valtype > detail::tvec3< valtype >    hsvcolor (detail::tvec3< valtype > const &rgbvalue)  template<typename valtype > detail::tvec3< valtype >    rgbcolor (detail::tvec3< valtype > const &hsvvalue)

prototyped in gtx/color_space.hpp


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