/[svn]/linuxsampler/trunk/src/engines/gig/EngineChannel.cpp
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Diff of /linuxsampler/trunk/src/engines/gig/EngineChannel.cpp

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revision 660 by schoenebeck, Fri Jun 17 19:49:30 2005 UTC revision 670 by schoenebeck, Tue Jun 21 18:00:52 2005 UTC
# Line 49  namespace LinuxSampler { namespace gig { Line 49  namespace LinuxSampler { namespace gig {
49          InstrumentStat = -1;          InstrumentStat = -1;
50          AudioDeviceChannelLeft  = -1;          AudioDeviceChannelLeft  = -1;
51          AudioDeviceChannelRight = -1;          AudioDeviceChannelRight = -1;
52            ResetControllers();
53      }      }
54    
55      EngineChannel::~EngineChannel() {      EngineChannel::~EngineChannel() {
# Line 65  namespace LinuxSampler { namespace gig { Line 66  namespace LinuxSampler { namespace gig {
66       * check if some engine channel parameter has changed since the last       * check if some engine channel parameter has changed since the last
67       * StatusChanged() call.       * StatusChanged() call.
68       *       *
69         * This method can also be used to mark the engine channel as changed
70         * from outside, e.g. by a MIDI input device. The optional argument
71         * \a nNewStatus can be used for this.
72         *
73       * TODO: This "poll method" is just a lazy solution and might be       * TODO: This "poll method" is just a lazy solution and might be
74       *       replaced in future.       *       replaced in future.
75       *       * @param bNewStatus - (optional, default: false) sets the new status flag
76       * @returns true if engine channel status has changed since last       * @returns true if engine channel status has changed since last
77       *          StatusChanged() call       *          StatusChanged() call
78       */       */
79      bool EngineChannel::StatusChanged() {      bool EngineChannel::StatusChanged(bool bNewStatus) {
80          bool b = bStatusChanged;          bool b = bStatusChanged;
81          bStatusChanged = false;          bStatusChanged = bNewStatus;
82          return b;          return b;
83      }      }
84    
85        void EngineChannel::Reset() {
86            if (pEngine) pEngine->DisableAndLock();
87            ResetInternal();
88            ResetControllers();
89            if (pEngine) {
90                pEngine->Enable();
91                pEngine->Reset();
92            }
93        }
94    
95      /**      /**
96       * This method is not thread safe!       * This method is not thread safe!
97       */       */
98      void EngineChannel::ResetInternal() {      void EngineChannel::ResetInternal() {
         Pitch               = 0;  
         SustainPedal        = false;  
         GlobalVolume        = 1.0;  
         GlobalPanLeft       = 1.0f;  
         GlobalPanRight      = 1.0f;  
99          CurrentKeyDimension = 0;          CurrentKeyDimension = 0;
100    
         ResetControllers();  
   
101          // reset key info          // reset key info
102          for (uint i = 0; i < 128; i++) {          for (uint i = 0; i < 128; i++) {
103              if (pMIDIKeyInfo[i].pActiveVoices)              if (pMIDIKeyInfo[i].pActiveVoices)
# Line 423  namespace LinuxSampler { namespace gig { Line 431  namespace LinuxSampler { namespace gig {
431      }      }
432    
433      void EngineChannel::ResetControllers() {      void EngineChannel::ResetControllers() {
434            Pitch          = 0;
435            SustainPedal   = false;
436            GlobalVolume   = 1.0;
437            GlobalPanLeft  = 1.0f;
438            GlobalPanRight = 1.0f;
439          // set all MIDI controller values to zero          // set all MIDI controller values to zero
440          memset(ControllerTable, 0x00, 128);          memset(ControllerTable, 0x00, 128);
441      }      }
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