hyperion.ng/libsrc/hyperion/Hyperion.cpp

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// QT includes
#include <QDateTime>
// JsonSchema include
#include <utils/jsonschema/JsonFactory.h>
// hyperion include
#include <hyperion/Hyperion.h>
#include <hyperion/LedDevice.h>
#include <hyperion/ImageProcessorFactory.h>
#include "LedDeviceWs2801.h"
#include "LedDeviceTest.h"
#include <utils/ColorTransform.h>
#include <utils/HsvTransform.h>
LedDevice* Hyperion::constructDevice(const Json::Value& deviceConfig)
{
std::cout << "Device configuration: " << deviceConfig << std::endl;
LedDevice* device = nullptr;
if (deviceConfig["type"].asString() == "ws2801")
{
const std::string output = deviceConfig["output"].asString();
const unsigned rate = deviceConfig["rate"].asInt();
LedDeviceWs2801* deviceWs2801 = new LedDeviceWs2801(output, rate);
deviceWs2801->open();
device = deviceWs2801;
}
else if (deviceConfig["type"].asString() == "test")
{
device = new LedDeviceTest();
}
else
{
// Unknown / Unimplemented device
}
return device;
}
HsvTransform * Hyperion::createHsvTransform(const Json::Value & hsvConfig)
{
return new HsvTransform(hsvConfig["saturationGain"].asDouble(), hsvConfig["valueGain"].asDouble());
}
ColorTransform* Hyperion::createColorTransform(const Json::Value& colorConfig)
{
const double threshold = colorConfig["threshold"].asDouble();
const double gamma = colorConfig["gamma"].asDouble();
const double blacklevel = colorConfig["blacklevel"].asDouble();
const double whitelevel = colorConfig["whitelevel"].asDouble();
ColorTransform* transform = new ColorTransform(threshold, gamma, blacklevel, whitelevel);
return transform;
}
LedString Hyperion::createLedString(const Json::Value& ledsConfig)
{
LedString ledString;
for (const Json::Value& ledConfig : ledsConfig)
{
Led led;
led.index = ledConfig["index"].asInt();
const Json::Value& hscanConfig = ledConfig["hscan"];
const Json::Value& vscanConfig = ledConfig["vscan"];
led.minX_frac = std::max(0.0, std::min(1.0, hscanConfig["minimum"].asDouble()));
led.maxX_frac = std::max(0.0, std::min(1.0, hscanConfig["maximum"].asDouble()));
led.minY_frac = std::max(0.0, std::min(1.0, vscanConfig["minimum"].asDouble()));
led.maxY_frac = std::max(0.0, std::min(1.0, vscanConfig["maximum"].asDouble()));
// Fix if the user swapped min and max
if (led.minX_frac > led.maxX_frac)
{
std::swap(led.minX_frac, led.maxX_frac);
}
if (led.minY_frac > led.maxY_frac)
{
std::swap(led.minY_frac, led.maxY_frac);
}
ledString.leds().push_back(led);
}
return ledString;
}
Hyperion::Hyperion(const Json::Value &jsonConfig) :
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_ledString(createLedString(jsonConfig["leds"])),
_muxer(_ledString.leds().size()),
_hsvTransform(createHsvTransform(jsonConfig["color"]["hsv"])),
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_redTransform(createColorTransform(jsonConfig["color"]["red"])),
_greenTransform(createColorTransform(jsonConfig["color"]["green"])),
_blueTransform(createColorTransform(jsonConfig["color"]["blue"])),
_device(constructDevice(jsonConfig["device"])),
_timer()
{
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ImageProcessorFactory::getInstance().init(_ledString);
_timer.setSingleShot(true);
QObject::connect(&_timer, SIGNAL(timeout()), this, SLOT(update()));
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// initialize the leds
update();
}
Hyperion::~Hyperion()
{
// Delete the Led-String
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delete _device;
// delete he hsv transform
delete _hsvTransform;
// Delete the color-transform
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delete _blueTransform;
delete _greenTransform;
delete _redTransform;
}
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unsigned Hyperion::getLedCount() const
{
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return _ledString.leds().size();
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}
void Hyperion::setColor(int priority, const RgbColor &color, const int timeout_ms)
{
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// create led output
std::vector<RgbColor> ledColors(_ledString.leds().size(), color);
// set colors
setColors(priority, ledColors, timeout_ms);
}
void Hyperion::setColors(int priority, const std::vector<RgbColor>& ledColors, const int timeout_ms)
{
if (timeout_ms > 0)
{
const uint64_t timeoutTime = QDateTime::currentMSecsSinceEpoch() + timeout_ms;
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_muxer.setInput(priority, ledColors, timeoutTime);
}
else
{
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_muxer.setInput(priority, ledColors);
}
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if (priority == _muxer.getCurrentPriority())
{
update();
}
}
void Hyperion::setTransform(Hyperion::Transform transform, Hyperion::Color color, double value)
{
// select the transform of the requested color
ColorTransform * t = nullptr;
switch (color)
{
case RED:
t = _redTransform;
break;
case GREEN:
t = _greenTransform;
break;
case BLUE:
t = _blueTransform;
break;
default:
break;
}
// set transform value
switch (transform)
{
case SATURATION_GAIN:
_hsvTransform->setSaturationGain(value);
break;
case VALUE_GAIN:
_hsvTransform->setValueGain(value);
break;
case THRESHOLD:
assert (t != nullptr);
t->setThreshold(value);
break;
case GAMMA:
assert (t != nullptr);
t->setGamma(value);
break;
case BLACKLEVEL:
assert (t != nullptr);
t->setBlacklevel(value);
break;
case WHITELEVEL:
assert (t != nullptr);
t->setWhitelevel(value);
break;
default:
assert(false);
}
// update the led output
update();
}
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void Hyperion::clear(int priority)
{
if (_muxer.hasPriority(priority))
{
_muxer.clearInput(priority);
// update leds if necessary
if (priority < _muxer.getCurrentPriority());
{
update();
}
}
}
void Hyperion::clearall()
{
_muxer.clearAll();
// update leds
update();
}
double Hyperion::getTransform(Hyperion::Transform transform, Hyperion::Color color) const
{
// select the transform of the requested color
ColorTransform * t = nullptr;
switch (color)
{
case RED:
t = _redTransform;
break;
case GREEN:
t = _greenTransform;
break;
case BLUE:
t = _blueTransform;
break;
default:
break;
}
// set transform value
switch (transform)
{
case SATURATION_GAIN:
return _hsvTransform->getSaturationGain();
case VALUE_GAIN:
return _hsvTransform->getValueGain();
case THRESHOLD:
assert (t != nullptr);
return t->getThreshold();
case GAMMA:
assert (t != nullptr);
return t->getGamma();
case BLACKLEVEL:
assert (t != nullptr);
return t->getBlacklevel();
case WHITELEVEL:
assert (t != nullptr);
return t->getWhitelevel();
default:
assert(false);
}
return 999.0;
}
QList<int> Hyperion::getActivePriorities() const
{
return _muxer.getPriorities();
}
const Hyperion::InputInfo &Hyperion::getPriorityInfo(const int priority) const
{
return _muxer.getInputInfo(priority);
}
void Hyperion::update()
{
// Update the muxer, cleaning obsolete priorities
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_muxer.setCurrentTime(QDateTime::currentMSecsSinceEpoch());
// Obtain the current priority channel
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int priority = _muxer.getCurrentPriority();
const PriorityMuxer::InputInfo & priorityInfo = _muxer.getInputInfo(priority);
// Apply the transform to each led and color-channel
std::vector<RgbColor> ledColors(priorityInfo.ledColors);
for (RgbColor& color : ledColors)
{
_hsvTransform->transform(color.red, color.green, color.blue);
color.red = _redTransform->transform(color.red);
color.green = _greenTransform->transform(color.green);
color.blue = _blueTransform->transform(color.blue);
}
// Write the data to the device
_device->write(ledColors);
// Start the timeout-timer
if (priorityInfo.timeoutTime_ms == -1)
{
_timer.stop();
}
else
{
int timeout_ms = std::max(0, int(priorityInfo.timeoutTime_ms - QDateTime::currentMSecsSinceEpoch()));
_timer.start(timeout_ms);
}
}