hyperion.ng/include/utils/RgbChannelAdjustment.h

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#pragma once
// STL includes
#include <cstdint>
/// Correction for a single color byte value
/// All configuration values are unsigned int and assume the color value to be between 0 and 255
class RgbChannelAdjustment
{
public:
/// Default constructor
RgbChannelAdjustment();
/// Constructor
/// @param adjustR
/// @param adjustG
/// @param adjustB
RgbChannelAdjustment(uint8_t adjustR, uint8_t adjustG, uint8_t adjustB);
/// Destructor
~RgbChannelAdjustment();
/// setAdjustment RGB
/// @param adjustR
/// @param adjustG
/// @param adjustB
void setAdjustment(uint8_t adjustR, uint8_t adjustG, uint8_t adjustB);
/// @return The current adjustR value
uint8_t getAdjustmentR() const;
/// @param threshold New adjustR value
void setAdjustmentR(uint8_t adjustR);
/// @return The current adjustG value
uint8_t getAdjustmentG() const;
/// @param gamma New adjustG value
void setAdjustmentG(uint8_t adjustG);
/// @return The current adjustB value
uint8_t getAdjustmentB() const;
/// @param blacklevel New adjustB value
void setAdjustmentB(uint8_t adjustB);
/// Transform the given array value
/// @param input The input color bytes
/// @return The corrected byte value
uint8_t getAdjustmentR(uint8_t inputR) const;
uint8_t getAdjustmentG(uint8_t inputG) const;
uint8_t getAdjustmentB(uint8_t inputB) const;
private:
/// color channels
enum ColorChannel { RED=0,GREEN=1, BLUE=2 };
/// (re)-initilize the color mapping
void initializeMapping();
/// The adjustment of RGB channel
uint8_t _adjust[3];
/// The mapping from input color to output color
uint8_t _mapping[3][256];
};