lasp/lasp/device/lasp_daq.cpp

#include "debugtrace.hpp"

DEBUGTRACE_VARIABLES;

#include "lasp_daq.h"
#if LASP_HAS_ULDAQ == 1
#include "lasp_uldaq.h"
#endif
#if LASP_HAS_RTAUDIO == 1
#include "lasp_rtaudiodaq.h"
#endif
using std::runtime_error;

std::unique_ptr<Daq> Daq::createDaq(const DeviceInfo &devinfo,
                                    const DaqConfiguration &config) {
  DEBUGTRACE_ENTER;

  if (!config.match(devinfo)) {
    throw std::runtime_error("DaqConfiguration does not match device info");
  }

  // Some basic sanity checks
  if ((devinfo.ninchannels != config.eninchannels.size())) {
    /* cerr << "devinfo.ninchannels: " << devinfo.ninchannels << endl; */
    /* cerr << "config.eninchannels.size(): " << config.eninchannels.size() <<
     * endl; */
    throw runtime_error("Invalid length of enabled input channels specified");
  }
  if ((devinfo.noutchannels != config.enoutchannels.size())) {
    throw runtime_error("outvalid length of enabled output channels specified");
  }

  int apicode = devinfo.api.apicode;
  if (devinfo.api == DaqApi()) {
    throw std::runtime_error(string("Unable to match API: ") +
                             devinfo.api.apiname);
  }
#if LASP_HAS_ULDAQ == 1
  else if (devinfo.api == uldaqapi) {
    return createUlDaqDevice(devinfo, config);
  }
#endif
#if LASP_HAS_RTAUDIO == 1
  else if (apicode >= 1 && apicode <= 5) {
    return createRtAudioDevice(devinfo, config);
  }
#endif
  else {
    throw std::runtime_error(string("Unable to match API: ") +
                             devinfo.api.apiname);
  }
}

Daq::Daq(const DeviceInfo &devinfo, const DaqConfiguration &config)
    : DaqConfiguration(config), DeviceInfo(devinfo) {
      DEBUGTRACE_ENTER;

  if (monitorOutput && !(nenoutchannels() > 0)) {
    throw runtime_error(
        "Output monitoring only possible when at least one output channel is "
        "enabled. Please make sure to enable at least one output channel, or "
        "disable monitoring output.");
  }
}

double Daq::samplerate() const {
  return availableSampleRates.at(sampleRateIndex);
}

DataTypeDescriptor::DataType Daq::dataType() const {
  return availableDataTypes.at(dataTypeIndex);
}
DataTypeDescriptor Daq::dtypeDescr() const {
  return dtype_map.at(dataType());
}

double Daq::inputRangeForChannel(us ch) const {
  if (!(ch < ninchannels)) {
    throw runtime_error("Invalid channel number");
  }
  return availableInputRanges.at(inputRangeIndices.at(ch));
}

us Daq::neninchannels(bool include_monitorchannel) const {
  us inch = std::count(eninchannels.begin(), eninchannels.end(), true);
  if (monitorOutput && include_monitorchannel) {
    inch += nenoutchannels();
  }
  return inch;
}

us Daq::nenoutchannels() const {
  return std::count(enoutchannels.begin(), enoutchannels.end(), true);
}