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70 lines
1.8 KiB
C++
70 lines
1.8 KiB
C++
#include <utils/RgbChannelAdjustment.h>
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RgbChannelAdjustment::RgbChannelAdjustment(QString channelName)
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: _channelName(channelName)
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, _log(Logger::getInstance(channelName))
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, _brightness(0)
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{
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resetInitialized();
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}
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RgbChannelAdjustment::RgbChannelAdjustment(uint8_t adjustR, uint8_t adjustG, uint8_t adjustB, QString channelName)
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: _channelName(channelName)
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, _log(Logger::getInstance(channelName))
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{
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setAdjustment(adjustR, adjustG, adjustB);
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}
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RgbChannelAdjustment::~RgbChannelAdjustment()
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{
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}
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void RgbChannelAdjustment::resetInitialized()
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{
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//Debug(_log, "initialize mapping with %d,%d,%d", _adjust[RED], _adjust[GREEN], _adjust[BLUE]);
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memset(_initialized, false, sizeof(_initialized));
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}
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void RgbChannelAdjustment::setAdjustment(uint8_t adjustR, uint8_t adjustG, uint8_t adjustB)
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{
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_adjust[RED] = adjustR;
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_adjust[GREEN] = adjustG;
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_adjust[BLUE] = adjustB;
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resetInitialized();
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}
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uint8_t RgbChannelAdjustment::getAdjustmentR() const
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{
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return _adjust[RED];
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}
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uint8_t RgbChannelAdjustment::getAdjustmentG() const
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{
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return _adjust[GREEN];
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}
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uint8_t RgbChannelAdjustment::getAdjustmentB() const
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{
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return _adjust[BLUE];
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}
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void RgbChannelAdjustment::apply(uint8_t input, uint8_t brightness, uint8_t & red, uint8_t & green, uint8_t & blue)
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{
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if (_brightness != brightness)
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{
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_brightness = brightness;
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resetInitialized();
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}
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if (!_initialized[input])
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{
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_mapping[RED ][input] = qMin( ((_brightness * input * _adjust[RED ]) / 65025), UINT8_MAX);
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_mapping[GREEN][input] = qMin( ((_brightness * input * _adjust[GREEN]) / 65025), UINT8_MAX);
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_mapping[BLUE ][input] = qMin( ((_brightness * input * _adjust[BLUE ]) / 65025), UINT8_MAX);
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_initialized[input] = true;
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}
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red = _mapping[RED ][input];
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green = _mapping[GREEN][input];
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blue = _mapping[BLUE ][input];
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}
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