/[svn]/gigedit/trunk/src/plugin/linuxsamplerplugin.cpp
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Diff of /gigedit/trunk/src/plugin/linuxsamplerplugin.cpp

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revision 1376 by schoenebeck, Wed Oct 3 19:15:47 2007 UTC revision 1853 by schoenebeck, Sun Mar 1 22:26:36 2009 UTC
# Line 1  Line 1 
1  /*  /*
2   * Copyright (C) 2007 Andreas Persson   * Copyright (C) 2007, 2008 Andreas Persson
3   *   *
4   * This program is free software; you can redistribute it and/or   * This program is free software; you can redistribute it and/or
5   * modify it under the terms of the GNU General Public License as   * modify it under the terms of the GNU General Public License as
# Line 21  Line 21 
21    
22  #include <linuxsampler/plugins/InstrumentEditorFactory.h>  #include <linuxsampler/plugins/InstrumentEditorFactory.h>
23  #include "../gigedit/gigedit.h"  #include "../gigedit/gigedit.h"
24    #include "../gigedit/global.h"
25    
26  #include <iostream>  #include <iostream>
27  #include <sigc++/bind.h>  #include <sigc++/bind.h>
28    #include <glibmm/main.h>
29    
30  REGISTER_INSTRUMENT_EDITOR(LinuxSamplerPlugin)  REGISTER_INSTRUMENT_EDITOR(LinuxSamplerPlugin)
31    
32  LinuxSamplerPlugin::LinuxSamplerPlugin() {  LinuxSamplerPlugin::LinuxSamplerPlugin() {
33        pApp = new GigEdit;
34    }
35    
36    LinuxSamplerPlugin::~LinuxSamplerPlugin() {
37        if (pApp) delete (GigEdit*) pApp;
38  }  }
39    
40  int LinuxSamplerPlugin::Main(void* pInstrument, String sTypeName, String sTypeVersion) {  int LinuxSamplerPlugin::Main(void* pInstrument, String sTypeName, String sTypeVersion) {
41      std::cout << "Entered Gigedit Main() loop :)\n" << std::flush;      std::cout << "Entered Gigedit Main() loop :)\n" << std::flush;
42      gig::Instrument* pGigInstr = static_cast<gig::Instrument*>(pInstrument);      gig::Instrument* pGigInstr = static_cast<gig::Instrument*>(pInstrument);
43      GigEdit app;      GigEdit* app = (GigEdit*) pApp;
44    
45      // connect notification signals      // connect notification signals
46      app.signal_file_structure_to_be_changed().connect(      app->signal_file_structure_to_be_changed().connect(
47          sigc::bind(          sigc::bind(
48              sigc::mem_fun(              sigc::mem_fun(
49                  *this, &LinuxSamplerPlugin::NotifyDataStructureToBeChanged                  *this, &LinuxSamplerPlugin::NotifyDataStructureToBeChanged
# Line 43  int LinuxSamplerPlugin::Main(void* pInst Line 51  int LinuxSamplerPlugin::Main(void* pInst
51              "gig::File"              "gig::File"
52          )          )
53      );      );
54      app.signal_file_structure_changed().connect(      app->signal_file_structure_changed().connect(
55          sigc::bind(          sigc::bind(
56              sigc::mem_fun(              sigc::mem_fun(
57                  *this, &LinuxSamplerPlugin::NotifyDataStructureChanged                  *this, &LinuxSamplerPlugin::NotifyDataStructureChanged
# Line 51  int LinuxSamplerPlugin::Main(void* pInst Line 59  int LinuxSamplerPlugin::Main(void* pInst
59              "gig::File"              "gig::File"
60          )          )
61      );      );
62      app.signal_samples_to_be_removed().connect(      app->signal_samples_to_be_removed().connect(
63          sigc::mem_fun(*this, &LinuxSamplerPlugin::__onSamplesToBeRemoved)          sigc::mem_fun(*this, &LinuxSamplerPlugin::__onSamplesToBeRemoved)
64      );      );
65      app.signal_samples_removed().connect(      app->signal_samples_removed().connect(
66          sigc::mem_fun(*this, &LinuxSamplerPlugin::NotifySamplesRemoved)          sigc::mem_fun(*this, &LinuxSamplerPlugin::NotifySamplesRemoved)
67      );      );
68      app.signal_region_to_be_changed().connect(      app->signal_region_to_be_changed().connect(
69          sigc::bind(          sigc::bind(
70              sigc::mem_fun(              sigc::mem_fun(
71                  *this, &LinuxSamplerPlugin::NotifyDataStructureToBeChanged                  *this, &LinuxSamplerPlugin::NotifyDataStructureToBeChanged
# Line 65  int LinuxSamplerPlugin::Main(void* pInst Line 73  int LinuxSamplerPlugin::Main(void* pInst
73              "gig::Region"              "gig::Region"
74          )          )
75      );      );
76      app.signal_region_changed().connect(      app->signal_region_changed().connect(
77          sigc::bind(          sigc::bind(
78              sigc::mem_fun(              sigc::mem_fun(
79                  *this, &LinuxSamplerPlugin::NotifyDataStructureChanged                  *this, &LinuxSamplerPlugin::NotifyDataStructureChanged
# Line 73  int LinuxSamplerPlugin::Main(void* pInst Line 81  int LinuxSamplerPlugin::Main(void* pInst
81              "gig::Region"              "gig::Region"
82          )          )
83      );      );
84      app.signal_dimreg_to_be_changed().connect(      app->signal_dimreg_to_be_changed().connect(
85          sigc::bind(          sigc::bind(
86              sigc::mem_fun(              sigc::mem_fun(
87                  *this, &LinuxSamplerPlugin::NotifyDataStructureToBeChanged                  *this, &LinuxSamplerPlugin::NotifyDataStructureToBeChanged
# Line 81  int LinuxSamplerPlugin::Main(void* pInst Line 89  int LinuxSamplerPlugin::Main(void* pInst
89              "gig::DimensionRegion"              "gig::DimensionRegion"
90          )          )
91      );      );
92      app.signal_dimreg_changed().connect(      app->signal_dimreg_changed().connect(
93          sigc::bind(          sigc::bind(
94              sigc::mem_fun(              sigc::mem_fun(
95                  *this, &LinuxSamplerPlugin::NotifyDataStructureChanged                  *this, &LinuxSamplerPlugin::NotifyDataStructureChanged
# Line 89  int LinuxSamplerPlugin::Main(void* pInst Line 97  int LinuxSamplerPlugin::Main(void* pInst
97              "gig::DimensionRegion"              "gig::DimensionRegion"
98          )          )
99      );      );
100      app.signal_sample_ref_changed().connect(      app->signal_sample_changed().connect(
101            sigc::bind(
102                sigc::mem_fun(
103                    *this, &LinuxSamplerPlugin::NotifyDataStructureChanged
104                ),
105                "gig::Sample"
106            )
107        );
108        app->signal_sample_ref_changed().connect(
109          sigc::mem_fun(*this, &LinuxSamplerPlugin::NotifySampleReferenceChanged)          sigc::mem_fun(*this, &LinuxSamplerPlugin::NotifySampleReferenceChanged)
110      );      );
111    
112        app->signal_keyboard_key_hit().connect(
113            sigc::mem_fun(*this, &LinuxSamplerPlugin::__onVirtualKeyboardKeyHit)
114        );
115        app->signal_keyboard_key_released().connect(
116            sigc::mem_fun(*this, &LinuxSamplerPlugin::__onVirtualKeyboardKeyReleased)
117        );
118    
119        // register a timeout job to gigedit's main loop, so we can poll the
120        // the sampler periodically for MIDI events (I HOPE it works on all
121        // archs, because gigedit is actually running in another thread than
122        // the one that is calling this timeout handler register code)
123        const Glib::RefPtr<Glib::TimeoutSource> timeout_source =
124            Glib::TimeoutSource::create(100); // poll every 100ms
125        timeout_source->connect(
126            sigc::mem_fun(this, &LinuxSamplerPlugin::__onPollPeriod)
127        );
128        timeout_source->attach(Glib::MainContext::get_default());
129    
130      // run gigedit application      // run gigedit application
131      return app.run(pGigInstr);      return app->run(pGigInstr);
132    }
133    
134    bool LinuxSamplerPlugin::__onPollPeriod() {
135        #if HAVE_LINUXSAMPLER_VIRTUAL_MIDI_DEVICE
136        GigEdit* app = (GigEdit*) pApp;
137        if (!NotesChanged()) return true;
138        for (int iKey = 0; iKey < 128; iKey++)
139            if (NoteChanged(iKey))
140                NoteIsActive(iKey) ?
141                    app->on_note_on_event(iKey, NoteOnVelocity(iKey)) :
142                    app->on_note_off_event(iKey, NoteOffVelocity(iKey));
143        return true;
144        #else
145        return false;
146        #endif
147  }  }
148    
149  void LinuxSamplerPlugin::__onSamplesToBeRemoved(std::list<gig::Sample*> lSamples) {  void LinuxSamplerPlugin::__onSamplesToBeRemoved(std::list<gig::Sample*> lSamples) {
# Line 107  void LinuxSamplerPlugin::__onSamplesToBe Line 157  void LinuxSamplerPlugin::__onSamplesToBe
157      NotifySamplesToBeRemoved(samples);      NotifySamplesToBeRemoved(samples);
158  }  }
159    
160    void LinuxSamplerPlugin::__onVirtualKeyboardKeyHit(int Key, int Velocity) {
161        #if HAVE_LINUXSAMPLER_VIRTUAL_MIDI_DEVICE
162        SendNoteOnToSampler(Key, Velocity);
163        #endif
164    }
165    
166    void LinuxSamplerPlugin::__onVirtualKeyboardKeyReleased(int Key, int Velocity) {
167        #if HAVE_LINUXSAMPLER_VIRTUAL_MIDI_DEVICE
168        SendNoteOffToSampler(Key, Velocity);
169        #endif
170    }
171    
172  bool LinuxSamplerPlugin::IsTypeSupported(String sTypeName, String sTypeVersion) {  bool LinuxSamplerPlugin::IsTypeSupported(String sTypeName, String sTypeVersion) {
173      return sTypeName == gig::libraryName() &&      return sTypeName == gig::libraryName() &&
174             sTypeVersion == gig::libraryVersion();             sTypeVersion == gig::libraryVersion();
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