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Make BrighntessBus suppport ClearTo (#181)

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* Make BrighntessBus suppport ClearTo

* Match the coding style
This commit is contained in:
Bálint Kovács
2017-10-08 20:34:56 +01:00
committed by Michael Miller
parent 80f0812818
commit 6b1cf112d3
1 changed files with 46 additions and 23 deletions
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69
src/NeoPixelBrightnessBus.h
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@@ -31,6 +31,37 @@ License along with NeoPixel. If not, see
template<typename T_COLOR_FEATURE, typename T_METHOD> class NeoPixelBrightnessBus :
public NeoPixelBus<T_COLOR_FEATURE, T_METHOD>
{
private:
void ConvertColor(typename T_COLOR_FEATURE::ColorObject* color)
{
if (_brightness)
{
uint8_t* ptr = (uint8_t*) color;
uint8_t* ptrEnd = ptr + T_COLOR_FEATURE::PixelSize;
while (ptr != ptrEnd)
{
uint16_t value = *ptr;
*ptr++ = (value * _brightness) >> 8;
}
}
}
void RecoverColor(typename T_COLOR_FEATURE::ColorObject* color)
{
if (_brightness)
{
uint8_t* ptr = (uint8_t*) color;
uint8_t* ptrEnd = ptr + T_COLOR_FEATURE::PixelSize;
while (ptr != ptrEnd)
{
uint16_t value = *ptr;
*ptr++ = (value << 8) / _brightness;
}
}
}
public:
NeoPixelBrightnessBus(uint16_t countPixels, uint8_t pin) :
NeoPixelBus<T_COLOR_FEATURE, T_METHOD>(countPixels, pin),
@@ -99,38 +130,30 @@ public:
void SetPixelColor(uint16_t indexPixel, typename T_COLOR_FEATURE::ColorObject color)
{
if (_brightness)
{
uint8_t* ptr = (uint8_t*)&color;
uint8_t* ptrEnd = ptr + T_COLOR_FEATURE::PixelSize;
while (ptr != ptrEnd)
{
uint16_t value = *ptr;
*ptr++ = (value * _brightness) >> 8;
}
}
ConvertColor(&color);
NeoPixelBus<T_COLOR_FEATURE, T_METHOD>::SetPixelColor(indexPixel, color);
}
typename T_COLOR_FEATURE::ColorObject GetPixelColor(uint16_t indexPixel) const
{
typename T_COLOR_FEATURE::ColorObject color = NeoPixelBus<T_COLOR_FEATURE, T_METHOD>::GetPixelColor(indexPixel);
if (_brightness)
{
uint8_t* ptr = (uint8_t*)&color;
uint8_t* ptrEnd = ptr + T_COLOR_FEATURE::PixelSize;
while (ptr != ptrEnd)
{
uint16_t value = *ptr;
*ptr++ = (value << 8) / _brightness;
}
}
RecoverColor(&color);
return color;
}
void ClearTo(typename T_COLOR_FEATURE::ColorObject color)
{
ConvertColor(&color);
NeoPixelBus<T_COLOR_FEATURE, T_METHOD>::ClearTo(color);
};
void ClearTo(typename T_COLOR_FEATURE::ColorObject color, uint16_t first, uint16_t last)
{
ConvertColor(&color);
NeoPixelBus<T_COLOR_FEATURE, T_METHOD>::ClearTo(color, first, last);
}
protected:
uint8_t _brightness;
};