C++ KstVectorPtr::setDirty方法代码示例

KstObject::UpdateType KstEquation::update(int update_counter) {
  Q_ASSERT(myLockStatus() == KstRWLock::WRITELOCKED);

  bool force = dirty();
  setDirty(false);

  bool xUpdated = false;
  bool usedUpdated = false;

  if (KstObject::checkUpdateCounter(update_counter) && !force) {
    return lastUpdateResult();
  }

  if (!_pe) {
    return setLastUpdateResult(NO_CHANGE);
  }

  assert(update_counter >= 0);

  if (_xInVector == _inputVectors.end()) {
    _xInVector = _inputVectors.find(XINVECTOR);
    if (!*_xInVector) { // This is technically sort of fatal
      return setLastUpdateResult(NO_CHANGE);
    }
  }

  writeLockInputsAndOutputs();

  KstVectorPtr v = *_xInVector;

  xUpdated = KstObject::UPDATE == v->update(update_counter);

  Equation::Context ctx;
  ctx.sampleCount = _ns;
  ctx.xVector = v;
  usedUpdated = _pe && KstObject::UPDATE == _pe->update(update_counter, &ctx);

  KstObject::UpdateType rc = NO_CHANGE; // if force, rc = UPDATE anyway.
  if (force || xUpdated || usedUpdated) {
    _isValid = FillY(force);
    rc = UPDATE;
  }
  v = *_yOutVector;
  if (rc == UPDATE) {
    v->setDirty();
  }
  v->update(update_counter);

  unlockInputsAndOutputs();

  return setLastUpdateResult(rc);
}

KstObject::UpdateType KstCPlugin::update(int update_counter) {
  Q_ASSERT(myLockStatus() == KstRWLock::WRITELOCKED);

  if (!isValid()) {
    return setLastUpdateResult(NO_CHANGE);
  }

  if (recursed()) {
    return setLastUpdateResult(NO_CHANGE);
  }

  bool force = dirty();
  setDirty(false);

  if (KstObject::checkUpdateCounter(update_counter) && !force) {
    return lastUpdateResult();
  }

#define CLEANUP() do {\
  for (unsigned i = 0; i < _outStringCnt; ++i) { \
    if (_outStrings[i]) { \
      free(_outStrings[i]); \
      _outStrings[i] = 0L; \
    } \
  } \
  for (unsigned i = 0; i < _inStringCnt; ++i) { \
    if (_inStrings[i]) { \
      free(_inStrings[i]); \
      _inStrings[i] = 0L; \
    } \
  } \
  } while(0)


  writeLockInputsAndOutputs();

  const QValueList<Plugin::Data::IOValue>& itable = _plugin->data()._inputs;
  const QValueList<Plugin::Data::IOValue>& otable = _plugin->data()._outputs;
  int itcnt = 0, vitcnt = 0, sitcnt = 0;
  bool doUpdate = force;

  // Populate the input scalars and vectors
  for (QValueList<Plugin::Data::IOValue>::ConstIterator it = itable.begin(); it != itable.end(); ++it) {
    if ((*it)._type == Plugin::Data::IOValue::TableType) {
      if (!_inputVectors.contains((*it)._name)) {
        KstDebug::self()->log(i18n("Input vector [%1] for plugin %2 not found.  Unable to continue.").arg((*it)._name).arg(tagName()), KstDebug::Error);
        CLEANUP();
        return setLastUpdateResult(NO_CHANGE);
      }
      KstVectorPtr iv = _inputVectors[(*it)._name];
      if (!iv) {
        kstdFatal() << "Input vector \"" << (*it)._name << "\" for plugin " << tag().displayString() << " is invalid." << endl;
      }
      doUpdate = (UPDATE == iv->update(update_counter)) || doUpdate;
      _inVectors[vitcnt] = iv->value();
      _inArrayLens[vitcnt++] = iv->length();
    } else if ((*it)._type == Plugin::Data::IOValue::FloatType) {
      KstScalarPtr is = _inputScalars[(*it)._name];
      if (!is) {
        kstdFatal() << "Input scalar \"" << (*it)._name << "\" for plugin " << tag().displayString() << " is invalid." << endl;
      }
      doUpdate = (UPDATE == is->update(update_counter)) || doUpdate;
      _inScalars[itcnt++] = is->value();
    } else if ((*it)._type == Plugin::Data::IOValue::StringType) {
      KstStringPtr is = _inputStrings[(*it)._name];
      if (!is) {
        kstdFatal() << "Input string \"" << (*it)._name << "\" for plugin " << tag().displayString() << " is invalid." << endl;
      }
      doUpdate = (UPDATE == is->update(update_counter)) || doUpdate;
      // Maybe we should use UTF-8 instead?
      _inStrings[sitcnt++] = strdup(is->value().latin1());
    } else if ((*it)._type == Plugin::Data::IOValue::PidType) {
      _inScalars[itcnt++] = getpid();
    }
  }

  if (!doUpdate) {
    CLEANUP();
    unlockInputsAndOutputs();
    return setLastUpdateResult(NO_CHANGE);
  }

  vitcnt = 0;
  // Populate the output vectors
  for (QValueList<Plugin::Data::IOValue>::ConstIterator it = otable.begin();
                                                         it != otable.end();
                                                                        ++it) {
    if ((*it)._type == Plugin::Data::IOValue::TableType) {
      if (!_outputVectors.contains((*it)._name)) {
        KstDebug::self()->log(i18n("Output vector [%1] for plugin %2 not found.  Unable to continue.").arg((*it)._name).arg(tagName()), KstDebug::Error);
        CLEANUP();
        unlockInputsAndOutputs();
        return setLastUpdateResult(NO_CHANGE);
      }
      _outVectors[vitcnt] = _outputVectors[(*it)._name]->value();
      _outArrayLens[vitcnt++] = _outputVectors[(*it)._name]->length();
    }
  }

  if (_outStringCnt > 0) {
//.........这里部分代码省略.........