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Implemented 16Bit HD108-Leds in HyperionNG
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#include "LedDeviceHD108.h" | ||
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// Constructor | ||
LedDeviceHD108::LedDeviceHD108(const QJsonObject &deviceConfig) | ||
: ProviderSpi(deviceConfig) | ||
{ | ||
// Overwrite non supported/required features | ||
_latchTime_ms = 0; | ||
// Initialize _global_brightness | ||
_global_brightness = 0xFFFF; | ||
} | ||
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LedDevice* LedDeviceHD108::construct(const QJsonObject &deviceConfig) | ||
{ | ||
return new LedDeviceHD108(deviceConfig); | ||
} | ||
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// Initialization method | ||
bool LedDeviceHD108::init(const QJsonObject &deviceConfig) | ||
{ | ||
bool isInitOK = false; | ||
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if ( ProviderSpi::init(deviceConfig) ) | ||
{ | ||
_brightnessControlMaxLevel = deviceConfig["brightnessControlMaxLevel"].toInt(HD108_BRIGHTNESS_MAX_LEVEL); | ||
Info(_log, "[%s] Setting maximum brightness to [%d] = %d%%", QSTRING_CSTR(_activeDeviceType), _brightnessControlMaxLevel, _brightnessControlMaxLevel * 100 / HD108_BRIGHTNESS_MAX_LEVEL); | ||
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// Set the global brightness or control byte based on the provided formula | ||
_global_brightness = (1 << 15) | (_brightnessControlMaxLevel << 10) | (_brightnessControlMaxLevel << 5) | _brightnessControlMaxLevel; | ||
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isInitOK = true; | ||
} | ||
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return isInitOK; | ||
} | ||
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// Write method to update the LED colors | ||
int LedDeviceHD108::write(const std::vector<ColorRgb> & ledValues) | ||
{ | ||
std::vector<uint8_t> hd108Data; | ||
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// Start frame - 64 bits of 0 (8 bytes of 0) | ||
hd108Data.insert(hd108Data.end(), 8, 0x00); | ||
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// Adapted logic from your HD108 library's "show" and "setPixelColor8Bit" methods | ||
for (const ColorRgb &color : ledValues) | ||
{ | ||
// Convert 8-bit to 16-bit colors | ||
uint16_t red16 = (color.red << 8) | color.red; | ||
uint16_t green16 = (color.green << 8) | color.green; | ||
uint16_t blue16 = (color.blue << 8) | color.blue; | ||
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// Push global and color components into hd108Data | ||
// Brightness | ||
hd108Data.push_back(_global_brightness >> 8); | ||
hd108Data.push_back(_global_brightness & 0xFF); | ||
// Color - Red | ||
hd108Data.push_back(red16 >> 8); | ||
hd108Data.push_back(red16 & 0xFF); | ||
// Color - Green | ||
hd108Data.push_back(green16 >> 8); | ||
hd108Data.push_back(green16 & 0xFF); | ||
// Color - Blue | ||
hd108Data.push_back(blue16 >> 8); | ||
hd108Data.push_back(blue16 & 0xFF); | ||
} | ||
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// End frame - write "1"s equal to at least how many pixels are in the string | ||
hd108Data.insert(hd108Data.end(), ledValues.size() / 16 + 1, 0xFF); | ||
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// Use ProviderSpi's writeBytes method to send the data | ||
return writeBytes(hd108Data.size(), hd108Data.data()); | ||
} |
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#ifndef LEDDEVICEHD108_H | ||
#define LEDDEVICEHD108_H | ||
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#include "ProviderSpi.h" | ||
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/// The maximal level supported by the HD108 brightness control field, 31 | ||
const int HD108_BRIGHTNESS_MAX_LEVEL = 31; | ||
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class LedDeviceHD108 : public ProviderSpi | ||
{ | ||
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public: | ||
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/// | ||
/// @brief Constructs an HD108 LED-device | ||
/// | ||
/// @param deviceConfig Device's configuration as JSON-Object | ||
/// | ||
explicit LedDeviceHD108(const QJsonObject &deviceConfig); | ||
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/// | ||
/// @brief Constructs the LED-device | ||
/// | ||
/// @param[in] deviceConfig Device's configuration as JSON-Object | ||
/// @return LedDevice constructed | ||
/// | ||
static LedDevice* construct(const QJsonObject &deviceConfig); | ||
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private: | ||
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/// | ||
/// @brief Initialise the device's configuration | ||
/// | ||
/// @param[in] deviceConfig the JSON device configuration | ||
/// @return True, if success | ||
/// | ||
bool init(const QJsonObject &deviceConfig) override; | ||
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/// | ||
/// @brief Writes the RGB-Color values to the LEDs. | ||
/// | ||
/// @param[in] ledValues The RGB-color per LED | ||
/// @return Zero on success, else negative | ||
/// | ||
int write(const std::vector<ColorRgb> & ledValues) override; | ||
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/// The brighness level. Possibile values 1 .. 31. | ||
int _brightnessControlMaxLevel; | ||
uint16_t _global_brightness; | ||
}; | ||
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#endif // LEDDEVICEHD108_H |
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{ | ||
"type":"object", | ||
"required":true, | ||
"properties":{ | ||
"output": { | ||
"type": "string", | ||
"title":"edt_dev_spec_spipath_title", | ||
"propertyOrder" : 1 | ||
}, | ||
"rate": { | ||
"type": "integer", | ||
"title":"edt_dev_spec_baudrate_title", | ||
"default": 1000000, | ||
"propertyOrder" : 2 | ||
}, | ||
"invert": { | ||
"type": "boolean", | ||
"title":"edt_dev_spec_invert_title", | ||
"default": false, | ||
"propertyOrder" : 3 | ||
}, | ||
"brightnessControlMaxLevel": { | ||
"type": "integer", | ||
"title":"edt_conf_color_brightness_title", | ||
"default": 31, | ||
"minimum": 1, | ||
"maximum": 31, | ||
"propertyOrder" : 4 | ||
}, | ||
"rewriteTime": { | ||
"type": "integer", | ||
"title":"edt_dev_general_rewriteTime_title", | ||
"default": 0, | ||
"append" : "edt_append_ms", | ||
"minimum": 0, | ||
"access" : "expert", | ||
"propertyOrder" : 5 | ||
} | ||
}, | ||
"additionalProperties": true | ||
} |