hyperion.ng/libsrc/hyperion/PriorityMuxer.cpp

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// STL includes
#include <algorithm>
#include <stdexcept>
#include <limits>
// Hyperion includes
#include <hyperion/PriorityMuxer.h>
const int PriorityMuxer::LOWEST_PRIORITY = std::numeric_limits<uint8_t>::max();
PriorityMuxer::PriorityMuxer(int ledCount)
: _currentPriority(PriorityMuxer::LOWEST_PRIORITY)
, _activeInputs()
, _lowestPriorityInfo()
{
_lowestPriorityInfo.priority = PriorityMuxer::LOWEST_PRIORITY;
_lowestPriorityInfo.timeoutTime_ms = 0;
_lowestPriorityInfo.ledColors = std::vector<ColorRgb>(ledCount, {0, 0, 0});
_lowestPriorityInfo.componentId = hyperion::COMP_COLOR;
_lowestPriorityInfo.origin = "System";
_activeInputs[_currentPriority] = _lowestPriorityInfo;
// do a reuqest after blocking timer runs out
connect(&_timer, SIGNAL(timeout()), this, SLOT(emitReq()));
_timer.setSingleShot(true);
_blockTimer.setSingleShot(true);
}
PriorityMuxer::~PriorityMuxer()
{
}
int PriorityMuxer::getCurrentPriority() const
{
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return _currentPriority;
}
QList<int> PriorityMuxer::getPriorities() const
{
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return _activeInputs.keys();
}
bool PriorityMuxer::hasPriority(const int priority) const
{
return (priority == PriorityMuxer::LOWEST_PRIORITY) ? true : _activeInputs.contains(priority);
}
const PriorityMuxer::InputInfo& PriorityMuxer::getInputInfo(const int priority) const
{
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auto elemIt = _activeInputs.find(priority);
if (elemIt == _activeInputs.end())
{
elemIt = _activeInputs.find(PriorityMuxer::LOWEST_PRIORITY);
if (elemIt == _activeInputs.end())
{
throw std::runtime_error("HYPERION (prioritymuxer) ERROR: no such priority");
}
}
return elemIt.value();
}
void PriorityMuxer::setInput(const int priority, const std::vector<ColorRgb>& ledColors, const int64_t timeoutTime_ms, hyperion::Components component, const QString origin, unsigned smooth_cfg)
{
InputInfo& input = _activeInputs[priority];
input.priority = priority;
input.timeoutTime_ms = timeoutTime_ms;
input.ledColors = ledColors;
input.componentId = component;
input.origin = origin;
input.smooth_cfg = smooth_cfg;
_currentPriority = qMin(_currentPriority, priority);
}
void PriorityMuxer::clearInput(const int priority)
{
if (priority < PriorityMuxer::LOWEST_PRIORITY)
{
_activeInputs.remove(priority);
if (_currentPriority == priority)
{
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QList<int> keys = _activeInputs.keys();
_currentPriority = *std::min_element(keys.begin(), keys.end());
}
}
}
void PriorityMuxer::clearAll(bool forceClearAll)
{
if (forceClearAll)
{
_activeInputs.clear();
_currentPriority = PriorityMuxer::LOWEST_PRIORITY;
_activeInputs[_currentPriority] = _lowestPriorityInfo;
}
else
{
for(auto key : _activeInputs.keys())
{
if (key < PriorityMuxer::LOWEST_PRIORITY-1)
{
_activeInputs.remove(key);
}
}
}
}
void PriorityMuxer::setCurrentTime(const int64_t& now)
{
_currentPriority = PriorityMuxer::LOWEST_PRIORITY;
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for (auto infoIt = _activeInputs.begin(); infoIt != _activeInputs.end();)
{
if (infoIt->timeoutTime_ms > 0 && infoIt->timeoutTime_ms <= now)
{
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infoIt = _activeInputs.erase(infoIt);
}
else
{
_currentPriority = qMin(_currentPriority, infoIt->priority);
// call emitReq when effect or color is running with timeout > -1, blacklist prio 255
if(infoIt->priority < 254 && infoIt->timeoutTime_ms > -1 && (infoIt->componentId == hyperion::COMP_EFFECT || infoIt->componentId == hyperion::COMP_COLOR))
{
emitReq();
}
++infoIt;
}
}
}
void PriorityMuxer::emitReq()
{
if(_blockTimer.isActive())
{
_timer.start(500);
}
else
{
emit timerunner();
_blockTimer.start(1000);
}
}