Files
scheincommander/dmxcontroller.cpp

110 lines
3.3 KiB
C++

#include "dmxcontroller.h"
#include <unistd.h>
#include <sys/ioctl.h>
#include <QDebug>
DmxController::DmxController(QObject *parent) :
QObject{parent},
m_thread{*this},
m_lastInfo{QDateTime::currentDateTime()},
m_counter{},
m_lightProject {
.lightTypes {
{ .id=0, .name="Stairville MH-X50+" },
{ .id=1, .name="RGBW Strahler" },
{ .id=2, .name="RGB Strahler" },
{ .id=3, .name="Nebelmaschine" }
},
.lights {
{ .id=0, .name="Lampe 1", .lightTypeId=1, .address=32 },
{ .id=1, .name="Lampe 2", .lightTypeId=1, .address=0 },
{ .id=2, .name="Lampe 3", .lightTypeId=1, .address=7 },
{ .id=3, .name="Lampe 4", .lightTypeId=1, .address=14 },
{ .id=4, .name="Moving Head 1", .lightTypeId=0, .address=40 },
{ .id=5, .name="Moving Head 2", .lightTypeId=0, .address=43 },
{ .id=6, .name="Moving Head 3", .lightTypeId=0, .address=46 },
{ .id=7, .name="Moving Head 4", .lightTypeId=0, .address=49 },
{ .id=8, .name="Test 1", .lightTypeId=2, .address=70 },
{ .id=9, .name="Test 2", .lightTypeId=2, .address=72 },
{ .id=10, .name="Nebelmaschine", .lightTypeId=3, .address=80 }
}
}
{
std::fill(std::begin(buf), std::end(buf), 0);
buf[32] = 255;
buf[33] = 255;
buf[34] = 0;
buf[35] = 0;
// buf[36] = 255;
}
bool DmxController::start()
{
m_serialPort.setPortName("/dev/ttyAMA0");
if (!m_serialPort.setBaudRate(250000))
{
qCritical("setBaudRate() failed %s", qPrintable(m_serialPort.errorString()));
return false;
}
if (!m_serialPort.setDataBits(QSerialPort::Data8))
{
qCritical("setDataBits() failed %s", qPrintable(m_serialPort.errorString()));
return false;
}
if (!m_serialPort.setParity(QSerialPort::NoParity))
{
qCritical("setParity() failed %s", qPrintable(m_serialPort.errorString()));
return false;
}
if (!m_serialPort.setStopBits(QSerialPort::TwoStop))
{
qCritical("setStopBits() failed %s", qPrintable(m_serialPort.errorString()));
return false;
}
if (!m_serialPort.setFlowControl(QSerialPort::NoFlowControl))
{
qCritical("setFlowControl() failed %s", qPrintable(m_serialPort.errorString()));
return false;
}
if (!m_serialPort.open(QIODevice::WriteOnly))
{
qCritical("open() failed %s", qPrintable(m_serialPort.errorString()));
return false;
}
m_thread.start(QThread::TimeCriticalPriority);
return true;
}
void DmxController::setChannel(int channel, int value)
{
buf[channel] = value;
}
void DmxController::sendDmxBuffer()
{
const auto now = QDateTime::currentDateTime();
m_serialPort.setBreakEnabled(true);
QThread::usleep(88);
m_serialPort.setBreakEnabled(false);
// const auto written = write(m_serialPort.handle(), buf, std::size(buf));
const auto written = m_serialPort.write(buf, std::size(buf));
m_serialPort.flush();
// qDebug("%lli written", written);
m_counter++;
if (m_lastInfo.msecsTo(now) >= 1000)
{
qInfo("%i per second ä", m_counter);
m_counter = 0;
m_lastInfo = now;
}
}