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

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revision 212 by schoenebeck, Wed Jul 28 14:17:29 2004 UTC revision 359 by senkov, Sun Feb 6 21:01:38 2005 UTC
# Line 27  Line 27 
27  #include "drivers/audio/AudioOutputDeviceFactory.h"  #include "drivers/audio/AudioOutputDeviceFactory.h"
28  #include "drivers/midi/MidiInputDeviceFactory.h"  #include "drivers/midi/MidiInputDeviceFactory.h"
29  #include "engines/gig/Engine.h"  #include "engines/gig/Engine.h"
30    #include "network/lscpserver.h"
31    
32  namespace LinuxSampler {  namespace LinuxSampler {
33    
# Line 39  namespace LinuxSampler { Line 40  namespace LinuxSampler {
40          pMidiInputDevice   = NULL;          pMidiInputDevice   = NULL;
41          pAudioOutputDevice = NULL;          pAudioOutputDevice = NULL;
42          midiPort           = 0;          midiPort           = 0;
43          midiChannel        = MidiInputDevice::MidiInputPort::midi_chan_all;          midiChannel        = MidiInputPort::midi_chan_all;
44          iIndex             = -1;          iIndex             = -1;
45      }      }
46    
47      SamplerChannel::~SamplerChannel() {      SamplerChannel::~SamplerChannel() {
48          if (pEngine) {          if (pEngine) {
49              MidiInputDevice::MidiInputPort *pMidiInputPort = GetMidiInputDevicePort(this->midiPort);              MidiInputPort* pMidiInputPort = GetMidiInputDevicePort(this->midiPort);
50              if (pMidiInputPort) pMidiInputPort->Disconnect(pEngine);              if (pMidiInputPort) pMidiInputPort->Disconnect(pEngine);
51              if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(pEngine);              if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(pEngine);
52              delete pEngine;              delete pEngine;
# Line 66  namespace LinuxSampler { Line 67  namespace LinuxSampler {
67          }          }
68    
69          // dereference midi input port.          // dereference midi input port.
70          MidiInputDevice::MidiInputPort *pMidiInputPort = GetMidiInputDevicePort(this->midiPort);          MidiInputPort* pMidiInputPort = GetMidiInputDevicePort(this->midiPort);
71          // disconnect old engine          // disconnect old engine
72          if (pEngine) {          if (pEngine) {
73              if (pMidiInputPort) pMidiInputPort->Disconnect(pEngine);              if (pMidiInputPort) pMidiInputPort->Disconnect(pEngine);
# Line 97  namespace LinuxSampler { Line 98  namespace LinuxSampler {
98         SetMidiInput(pMidiInputDevice, MidiPort, this->midiChannel);         SetMidiInput(pMidiInputDevice, MidiPort, this->midiChannel);
99      }      }
100    
101      void SamplerChannel::SetMidiInputChannel(MidiInputDevice::MidiInputPort::midi_chan_t MidiChannel) {      void SamplerChannel::SetMidiInputChannel(MidiInputPort::midi_chan_t MidiChannel) {
102         SetMidiInput(pMidiInputDevice, this->midiPort, MidiChannel);         SetMidiInput(pMidiInputDevice, this->midiPort, MidiChannel);
103      }      }
104    
105      void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int MidiPort, MidiInputDevice::MidiInputPort::midi_chan_t MidiChannel) {      void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, MidiInputPort::midi_chan_t MidiChannel) {
106          // dereference old midi input port.          // dereference old midi input port.
107          MidiInputDevice::MidiInputPort *pMidiInputPort = GetMidiInputDevicePort(this->midiPort);          MidiInputPort* pMidiInputPort = GetMidiInputDevicePort(this->midiPort);
108          // disconnect old device port          // disconnect old device port
109          if (pMidiInputPort && pEngine) pMidiInputPort->Disconnect(pEngine);          if (pMidiInputPort && pEngine) pMidiInputPort->Disconnect(pEngine);
110          // new device, port and channel          // new device, port and channel
111          pMidiInputDevice = pDevice;          pMidiInputDevice = pDevice;
112          this->midiPort = MidiPort;          this->midiPort = iMidiPort;
113          this->midiChannel = MidiChannel;          this->midiChannel = MidiChannel;
114          // connect new device port          // connect new device port
115          pMidiInputPort = GetMidiInputDevicePort(this->midiPort);          pMidiInputPort = GetMidiInputDevicePort(this->midiPort);
116          if (pMidiInputPort && pEngine) pMidiInputPort->Connect(pEngine, MidiChannel);          if (pMidiInputPort && pEngine) pMidiInputPort->Connect(pEngine, MidiChannel);
117          // Ooops.          // Ooops.
118          if (pMidiInputPort == NULL)          if (pMidiInputPort == NULL)
119              throw LinuxSamplerException("There is no MIDI input port with index " + ToString(MidiPort) + ".");              throw LinuxSamplerException("There is no MIDI input port with index " + ToString(iMidiPort) + ".");
120      }      }
121    
122      Engine* SamplerChannel::GetEngine() {      Engine* SamplerChannel::GetEngine() {
123          return pEngine;          return pEngine;
124      }      }
125    
126      MidiInputDevice::MidiInputPort::midi_chan_t SamplerChannel::GetMidiInputChannel() {      MidiInputPort::midi_chan_t SamplerChannel::GetMidiInputChannel() {
127          return this->midiChannel;          return this->midiChannel;
128      }      }
129    
130      int SamplerChannel::GetMidiInputPort() {      int SamplerChannel::GetMidiInputPort() {
131          MidiInputDevice::MidiInputPort *pMidiInputPort = GetMidiInputDevicePort(this->midiPort);          MidiInputPort* pMidiInputPort = GetMidiInputDevicePort(this->midiPort);
132          return (pMidiInputPort ? (int) pMidiInputPort->GetPortNumber() : -1);          return (pMidiInputPort ? (int) pMidiInputPort->GetPortNumber() : -1);
133      }      }
134    
# Line 153  namespace LinuxSampler { Line 154  namespace LinuxSampler {
154          throw LinuxSamplerException("Internal error: SamplerChannel index not found");          throw LinuxSamplerException("Internal error: SamplerChannel index not found");
155      }      }
156    
157      MidiInputDevice::MidiInputPort* SamplerChannel::GetMidiInputDevicePort(int MidiPort) {      MidiInputPort* SamplerChannel::GetMidiInputDevicePort(int iMidiPort) {
158          MidiInputDevice::MidiInputPort *pMidiInputPort = NULL;          MidiInputPort* pMidiInputPort = NULL;
159          if (pMidiInputDevice)          if (pMidiInputDevice)
160              pMidiInputPort = pMidiInputDevice->GetPort(MidiPort);              pMidiInputPort = pMidiInputDevice->GetPort(iMidiPort);
161          return pMidiInputPort;          return pMidiInputPort;
162      }      }
163    
# Line 181  namespace LinuxSampler { Line 182  namespace LinuxSampler {
182          if (!mSamplerChannels.size()) {          if (!mSamplerChannels.size()) {
183              SamplerChannel* pChannel = new SamplerChannel(this);              SamplerChannel* pChannel = new SamplerChannel(this);
184              mSamplerChannels[0] = pChannel;              mSamplerChannels[0] = pChannel;
185                LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channels, 1));
186              return pChannel;              return pChannel;
187          }          }
188    
# Line 195  namespace LinuxSampler { Line 197  namespace LinuxSampler {
197                  // we found an unused index, so insert the new channel there                  // we found an unused index, so insert the new channel there
198                  SamplerChannel* pChannel = new SamplerChannel(this);                  SamplerChannel* pChannel = new SamplerChannel(this);
199                  mSamplerChannels[i] = pChannel;                  mSamplerChannels[i] = pChannel;
200                    LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channels, i));
201                  return pChannel;                  return pChannel;
202              }              }
203              throw LinuxSamplerException("Internal error: could not find unoccupied sampler channel index.");              throw LinuxSamplerException("Internal error: could not find unoccupied sampler channel index.");
# Line 203  namespace LinuxSampler { Line 206  namespace LinuxSampler {
206          // 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
207          SamplerChannel* pChannel = new SamplerChannel(this);          SamplerChannel* pChannel = new SamplerChannel(this);
208          mSamplerChannels[lastIndex + 1] = pChannel;          mSamplerChannels[lastIndex + 1] = pChannel;
209            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channels, lastIndex + 1));
210          return pChannel;          return pChannel;
211      }      }
212    
# Line 220  namespace LinuxSampler { Line 224  namespace LinuxSampler {
224              if (iterChan->second == pSamplerChannel) {              if (iterChan->second == pSamplerChannel) {
225                  mSamplerChannels.erase(iterChan);                  mSamplerChannels.erase(iterChan);
226                  delete pSamplerChannel;                  delete pSamplerChannel;
227                    LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channels, mSamplerChannels.size()));
228                  return;                  return;
229              }              }
230          }          }
# Line 324  namespace LinuxSampler { Line 329  namespace LinuxSampler {
329      void Sampler::Reset() {      void Sampler::Reset() {
330          // delete sampler channels          // delete sampler channels
331          try {          try {
332              SamplerChannelMap::iterator iter = mSamplerChannels.begin();              while (true) {
333              for (; iter != mSamplerChannels.end(); iter++) {                      SamplerChannelMap::iterator iter = mSamplerChannels.begin();
334                  RemoveSamplerChannel(iter->second);                      if (iter == mSamplerChannels.end()) break;
335                        RemoveSamplerChannel(iter->second);
336              }              }
337          }          }
338          catch(...) {          catch(...) {
# Line 336  namespace LinuxSampler { Line 342  namespace LinuxSampler {
342    
343          // delete midi input devices          // delete midi input devices
344          try {          try {
345              MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin();              while (true) {
346              for (; iter != mMidiInputDevices.end(); iter++) {                      MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin();
347                  DestroyMidiInputDevice(iter->second);                      if (iter == mMidiInputDevices.end()) break;
348                        DestroyMidiInputDevice(iter->second);
349              }              }
350          }          }
351          catch(...) {          catch(...) {
# Line 348  namespace LinuxSampler { Line 355  namespace LinuxSampler {
355    
356          // delete audio output devices          // delete audio output devices
357          try {          try {
358              AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin();              while (true) {
359              for (; iter != mAudioOutputDevices.end(); iter++) {                      AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin();
360                  DestroyAudioOutputDevice(iter->second);                      if (iter == mAudioOutputDevices.end()) break;
361                        DestroyAudioOutputDevice(iter->second);
362              }              }
363          }          }
364          catch(...) {          catch(...) {
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