/[svn]/linuxsampler/trunk/src/Sampler.cpp
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Diff of /linuxsampler/trunk/src/Sampler.cpp

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revision 846 by persson, Sun Mar 19 16:38:22 2006 UTC revision 880 by schoenebeck, Tue Jun 27 22:57:37 2006 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
6   *   Copyright (C) 2005 Christian Schoenebeck                              *   *   Copyright (C) 2005, 2006 Christian Schoenebeck                        *
7   *                                                                         *   *                                                                         *
8   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
9   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 64  namespace LinuxSampler { Line 64  namespace LinuxSampler {
64          }          }
65      }      }
66    
67      void SamplerChannel::SetEngineType(String EngineType) throw (LinuxSamplerException) {      void SamplerChannel::SetEngineType(String EngineType) throw (Exception) {
68          dmsg(2,("SamplerChannel: Assigning engine type..."));          dmsg(2,("SamplerChannel: Assigning engine type..."));
69    
70          // create new engine channel          // create new engine channel
71          EngineChannel* pNewEngineChannel = EngineChannelFactory::Create(EngineType);          EngineChannel* pNewEngineChannel = EngineChannelFactory::Create(EngineType);
72          if (!pNewEngineChannel) throw LinuxSamplerException("Unknown engine type");          if (!pNewEngineChannel) throw Exception("Unknown engine type");
73    
74          //FIXME: hack to allow fast retrieval of engine channel's sampler channel index          //FIXME: hack to allow fast retrieval of engine channel's sampler channel index
75          pNewEngineChannel->iSamplerChannelIndex = Index();          pNewEngineChannel->iSamplerChannelIndex = Index();
# Line 141  namespace LinuxSampler { Line 141  namespace LinuxSampler {
141      }      }
142    
143      void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, midi_chan_t MidiChannel) {      void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, midi_chan_t MidiChannel) {
144          if (!pDevice) throw LinuxSamplerException("No MIDI input device assigned.");          if (!pDevice) throw Exception("No MIDI input device assigned.");
145    
146          // get old and new midi input port          // get old and new midi input port
147          MidiInputPort* pOldMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort());          MidiInputPort* pOldMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort());
# Line 160  namespace LinuxSampler { Line 160  namespace LinuxSampler {
160          if (pNewMidiInputPort && pEngineChannel) pNewMidiInputPort->Connect(pEngineChannel, MidiChannel);          if (pNewMidiInputPort && pEngineChannel) pNewMidiInputPort->Connect(pEngineChannel, MidiChannel);
161          // Ooops.          // Ooops.
162          if (pNewMidiInputPort == NULL)          if (pNewMidiInputPort == NULL)
163              throw LinuxSamplerException("There is no MIDI input port with index " + ToString(iMidiPort) + ".");              throw Exception("There is no MIDI input port with index " + ToString(iMidiPort) + ".");
164      }      }
165    
166      EngineChannel* SamplerChannel::GetEngineChannel() {      EngineChannel* SamplerChannel::GetEngineChannel() {
# Line 199  namespace LinuxSampler { Line 199  namespace LinuxSampler {
199              }              }
200          }          }
201    
202          throw LinuxSamplerException("Internal error: SamplerChannel index not found");          throw Exception("Internal error: SamplerChannel index not found");
203      }      }
204    
205      MidiInputPort* SamplerChannel::__GetMidiInputDevicePort(int iMidiPort) {      MidiInputPort* SamplerChannel::__GetMidiInputDevicePort(int iMidiPort) {
# Line 249  namespace LinuxSampler { Line 249  namespace LinuxSampler {
249                  LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, i));                  LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, i));
250                  return pChannel;                  return pChannel;
251              }              }
252              throw LinuxSamplerException("Internal error: could not find unoccupied sampler channel index.");              throw Exception("Internal error: could not find unoccupied sampler channel index.");
253          }          }
254    
255          // we have not reached the index limit so we just add the channel past the highest index          // we have not reached the index limit so we just add the channel past the highest index
# Line 289  namespace LinuxSampler { Line 289  namespace LinuxSampler {
289          return AudioOutputDeviceFactory::AvailableDrivers();          return AudioOutputDeviceFactory::AvailableDrivers();
290      }      }
291    
292      AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (LinuxSamplerException) {      AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (Exception) {
293          // create new device          // create new device
294          AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters);          AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters);
295    
# Line 320  namespace LinuxSampler { Line 320  namespace LinuxSampler {
320          return mMidiInputDevices;          return mMidiInputDevices;
321      }      }
322    
323      void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (LinuxSamplerException) {      void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception) {
324          AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin();          AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin();
325          for (; iter != mAudioOutputDevices.end(); iter++) {          for (; iter != mAudioOutputDevices.end(); iter++) {
326              if (iter->second == pDevice) {              if (iter->second == pDevice) {
327                  // check if there are still sampler engines connected to this device                  // check if there are still sampler engines connected to this device
328                  for (uint i = 0; i < SamplerChannels(); i++)                  for (uint i = 0; i < SamplerChannels(); i++)
329                      if (GetSamplerChannel(i)->GetAudioOutputDevice() == pDevice) throw LinuxSamplerException("Sampler channel " + ToString(i) + " is still connected to the audio output device.");                      if (GetSamplerChannel(i)->GetAudioOutputDevice() == pDevice) throw Exception("Sampler channel " + ToString(i) + " is still connected to the audio output device.");
330    
331                  // disable device                  // disable device
332                  pDevice->Stop();                  pDevice->Stop();
# Line 342  namespace LinuxSampler { Line 342  namespace LinuxSampler {
342          }          }
343      }      }
344    
345      void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (LinuxSamplerException) {      void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (Exception) {
346          MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin();          MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin();
347          for (; iter != mMidiInputDevices.end(); iter++) {          for (; iter != mMidiInputDevices.end(); iter++) {
348              if (iter->second == pDevice) {              if (iter->second == pDevice) {
349                  // check if there are still sampler engines connected to this device                  // check if there are still sampler engines connected to this device
350                  for (uint i = 0; i < SamplerChannels(); i++)                  for (uint i = 0; i < SamplerChannels(); i++)
351                      if (GetSamplerChannel(i)->GetMidiInputDevice() == pDevice) throw LinuxSamplerException("Sampler channel " + ToString(i) + " is still connected to the midi input device.");                      if (GetSamplerChannel(i)->GetMidiInputDevice() == pDevice) throw Exception("Sampler channel " + ToString(i) + " is still connected to the midi input device.");
352    
353                  // disable device                  // disable device
354                  pDevice->StopListen();                  pDevice->StopListen();
# Line 364  namespace LinuxSampler { Line 364  namespace LinuxSampler {
364          }          }
365      }      }
366    
367      MidiInputDevice* Sampler::CreateMidiInputDevice(String MidiDriver, std::map<String,String> Parameters) throw (LinuxSamplerException) {      MidiInputDevice* Sampler::CreateMidiInputDevice(String MidiDriver, std::map<String,String> Parameters) throw (Exception) {
368          // create new device          // create new device
369          MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this);          MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this);
370    

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