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

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revision 1686 by schoenebeck, Thu Feb 14 14:58:50 2008 UTC revision 1765 by persson, Sat Sep 6 16:44:42 2008 UTC
# Line 32  Line 32 
32  #include "drivers/audio/AudioOutputDeviceFactory.h"  #include "drivers/audio/AudioOutputDeviceFactory.h"
33  #include "drivers/midi/MidiInputDeviceFactory.h"  #include "drivers/midi/MidiInputDeviceFactory.h"
34  #include "drivers/midi/MidiInstrumentMapper.h"  #include "drivers/midi/MidiInstrumentMapper.h"
35    #include "common/Features.h"
36    #include "network/lscpserver.h"
37    
38  namespace LinuxSampler {  namespace LinuxSampler {
39    
# Line 82  namespace LinuxSampler { Line 84  namespace LinuxSampler {
84          EngineChannel* pNewEngineChannel = EngineChannelFactory::Create(EngineType);          EngineChannel* pNewEngineChannel = EngineChannelFactory::Create(EngineType);
85          if (!pNewEngineChannel) throw Exception("Unknown engine type");          if (!pNewEngineChannel) throw Exception("Unknown engine type");
86    
87          //FIXME: hack to allow fast retrieval of engine channel's sampler channel index          pNewEngineChannel->SetSamplerChannel(this);
         pNewEngineChannel->iSamplerChannelIndex = Index();  
88    
89          // dereference midi input port.          // dereference midi input port.
90          MidiInputPort* pMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort());          MidiInputPort* pMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort());
# Line 215  namespace LinuxSampler { Line 216  namespace LinuxSampler {
216          throw Exception("Internal error: SamplerChannel index not found");          throw Exception("Internal error: SamplerChannel index not found");
217      }      }
218    
219        Sampler* SamplerChannel::GetSampler() {
220            return pSampler;
221        }
222    
223      void SamplerChannel::AddEngineChangeListener(EngineChangeListener* l) {      void SamplerChannel::AddEngineChangeListener(EngineChangeListener* l) {
224          llEngineChangeListeners.AddListener(l);          llEngineChangeListeners.AddListener(l);
225      }      }
# Line 318  namespace LinuxSampler { Line 323  namespace LinuxSampler {
323          }          }
324      }      }
325    
326        void Sampler::fireMidiDeviceToBeDestroyed(MidiInputDevice* pDevice) {
327            for (int i = 0; i < llMidiDeviceCountListeners.GetListenerCount(); i++) {
328                llMidiDeviceCountListeners.GetListener(i)->MidiDeviceToBeDestroyed(pDevice);
329            }
330        }
331    
332        void Sampler::fireMidiDeviceCreated(MidiInputDevice* pDevice) {
333            for (int i = 0; i < llMidiDeviceCountListeners.GetListenerCount(); i++) {
334                llMidiDeviceCountListeners.GetListener(i)->MidiDeviceCreated(pDevice);
335            }
336        }
337    
338      void Sampler::AddVoiceCountListener(VoiceCountListener* l) {      void Sampler::AddVoiceCountListener(VoiceCountListener* l) {
339          llVoiceCountListeners.AddListener(l);          llVoiceCountListeners.AddListener(l);
340      }      }
# Line 559  namespace LinuxSampler { Line 576  namespace LinuxSampler {
576                  for (uint i = 0; i < SamplerChannels(); i++)                  for (uint i = 0; i < SamplerChannels(); i++)
577                      if (GetSamplerChannel(i)->GetMidiInputDevice() == pDevice) throw Exception("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.");
578    
579                    fireMidiDeviceToBeDestroyed(pDevice);
580    
581                  // disable device                  // disable device
582                  pDevice->StopListen();                  pDevice->StopListen();
583    
# Line 586  namespace LinuxSampler { Line 605  namespace LinuxSampler {
605                  }                  }
606          }          }
607    
608            fireMidiDeviceCreated(pDevice);
609          fireMidiDeviceCountChanged(MidiInputDevices());          fireMidiDeviceCountChanged(MidiInputDevices());
610          return pDevice;          return pDevice;
611      }      }
# Line 665  namespace LinuxSampler { Line 685  namespace LinuxSampler {
685          InstrumentEditorFactory::ClosePlugins();          InstrumentEditorFactory::ClosePlugins();
686      }      }
687    
688        bool Sampler::EnableDenormalsAreZeroMode() {
689            Features::detect();
690            return Features::enableDenormalsAreZeroMode();
691        }
692    
693        void Sampler::fireStatistics() {
694            static const LSCPEvent::event_t eventsArr[] = {
695                LSCPEvent::event_voice_count, LSCPEvent::event_stream_count,
696                LSCPEvent::event_buffer_fill, LSCPEvent::event_total_voice_count
697            };
698            static const std::list<LSCPEvent::event_t> events(eventsArr, eventsArr + 4);
699    
700            if (LSCPServer::EventSubscribers(events))
701            {
702                LSCPServer::LockRTNotify();
703                std::map<uint,SamplerChannel*> channels = GetSamplerChannels();
704                std::map<uint,SamplerChannel*>::iterator iter = channels.begin();
705                for (; iter != channels.end(); iter++) {
706                    SamplerChannel* pSamplerChannel = iter->second;
707                    EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
708                    if (!pEngineChannel) continue;
709                    Engine* pEngine = pEngineChannel->GetEngine();
710                    if (!pEngine) continue;
711                    fireVoiceCountChanged(iter->first, pEngineChannel->GetVoiceCount());
712                    fireStreamCountChanged(iter->first, pEngineChannel->GetDiskStreamCount());
713                    fireBufferFillChanged(iter->first, pEngine->DiskStreamBufferFillPercentage());
714                    fireTotalStreamCountChanged(GetDiskStreamCount());
715                    fireTotalVoiceCountChanged(GetVoiceCount());
716                }
717                LSCPServer::UnlockRTNotify();
718            }
719        }
720    
721  } // namespace LinuxSampler  } // namespace LinuxSampler
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