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authorRobert Jonsson <spamatica@gmail.com>2011-03-07 19:01:11 +0000
committerRobert Jonsson <spamatica@gmail.com>2011-03-07 19:01:11 +0000
commite40fc849149dd97c248866a4a1d026dda5e57b62 (patch)
treeb12b358f3b3a0608001d30403358f8443118ec5f /attic/muse_qt4_evolution/synti/libsynti/mess.h
parent1bd4f2e8d9745cabb667b043171cad22c8577768 (diff)
clean3
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+//=========================================================
+// MusE
+// Linux Music Editor
+// $Id: mess.h,v 1.6 2005/05/11 14:18:48 wschweer Exp $
+// (C) Copyright 2001-2004 Werner Schweer (ws@seh.de)
+//=========================================================
+
+#ifndef __MESS_H__
+#define __MESS_H__
+
+#define MESS_MAJOR_VERSION 3
+#define MESS_MINOR_VERSION 1
+
+#include "midievent.h"
+
+class QWidget;
+class MessP;
+
+//---------------------------------------------------------
+// MidiPatch
+//---------------------------------------------------------
+
+#define MP_TYPE_GM 1
+#define MP_TYPE_GS 2
+#define MP_TYPE_XG 4
+#define MP_TYPE_LBANK 8
+#define MP_TYPE_HBANK 16
+
+struct MidiPatch {
+ signed char typ; // 1 - GM 2 - GS 4 - XG 8 - LBANK 16 - HBANK
+ signed char hbank, lbank, prog;
+ const char* name;
+ };
+
+//---------------------------------------------------------
+// Mess
+// MusE experimental software synth
+// Instance virtual interface class
+//---------------------------------------------------------
+
+class Mess {
+ MessP* d;
+
+ int _sampleRate;
+ int _channels; // 1 - mono, 2 - stereo
+
+ public:
+ Mess(int channels);
+ virtual ~Mess();
+
+ int channels() const { return _channels; }
+ int sampleRate() const { return _sampleRate; }
+ void setSampleRate(int r) { _sampleRate = r; }
+
+ virtual void process(float** data, int offset, int len) = 0;
+
+ // The synti has to (re-)implement processEvent() or provide
+ // the playNote()/setControll()/sysex() functions.
+ // The even routines return true if synti is busy and the
+ // event must be send again.
+
+ virtual bool processEvent(const MidiEvent&);
+ virtual bool setController(int, int, int) { return false; }
+ virtual bool playNote(int, int, int) { return false; }
+ virtual bool sysex(int, const unsigned char*) { return false; }
+
+ virtual void getInitData(int*, const unsigned char**) {}
+ virtual int getControllerInfo(int, const char**, int*, int*, int*) {return 0;}
+ virtual const char* getPatchName(int, int, int) const { return "?"; }
+ virtual const MidiPatch* getPatchInfo(int, const MidiPatch*) const { return 0; }
+
+ // synthesizer -> host communication
+ void sendEvent(MidiEvent); // called from synti
+ MidiEvent receiveEvent(); // called from host
+ int eventsPending() const;
+
+ // GUI interface routines
+ virtual bool hasGui() const { return false; }
+ virtual bool guiVisible() const { return false; }
+ virtual void showGui(bool) {}
+ virtual void getGeometry(int* x, int* y, int* w, int* h) const;
+ virtual void setGeometry(int, int, int, int) {}
+ };
+
+//---------------------------------------------------------
+// MESS
+// Class descriptor
+//---------------------------------------------------------
+
+struct MESS {
+ const char* name;
+ const char* description;
+ const char* version;
+ int majorMessVersion, minorMessVersion;
+ // QWidget* parent allows for a threaded GUI using the Qt Library
+ // can be ignored by synti
+ Mess* (*instantiate)(int sr, const char* name);
+ };
+
+extern "C" {
+ const MESS* mess_descriptor();
+ }
+
+#endif
+