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//=========================================================
// MusE
// Linux Music Editor
//
// vst_native.h
// (C) Copyright 2012-2013 Tim E. Real (terminator356 on users dot sourceforge dot net)
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; version 2 of
// the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=========================================================
#ifndef __VST_NATIVE_H__
#define __VST_NATIVE_H__
#include "config.h"
// Make sure this number is unique among all the MESS synths and DSSI and VST host synths.
#define VST_NATIVE_SYNTH_UNIQUE_ID 9
// Midistate sysex initialization command.
#define VST_NATIVE_INIT_DATA_CMD 1
#define VST_NATIVE_PARAMSAVE_VERSION_MAJOR 0
#define VST_NATIVE_PARAMSAVE_VERSION_MINOR 1
#define VST_NATIVE_CHUNK_FLAG_COMPRESSED 1
#ifdef VST_NATIVE_SUPPORT
class VstNativeSynthIF;
typedef class VstNativeSynthIF VSTPlugin;
#include "aeffectx.h"
#ifdef VST_VESTIGE_SUPPORT
#ifndef effGetProgramNameIndexed
#define effGetProgramNameIndexed 29
#endif
#endif
#ifndef VST_2_4_EXTENSIONS
#ifndef VST_VESTIGE_SUPPORT
typedef long VstInt32;
typedef long VstIntPtr;
#else
typedef int32_t VstInt32;
typedef intptr_t VstIntPtr;
#define VSTCALLBACK
#endif
#endif
#include "vst_native_editor.h"
#include "synth.h"
#include "plugin.h"
#include "midictrl.h"
#endif // VST_NATIVE_SUPPORT
namespace MusEGui {
class PopupMenu;
}
namespace MusECore {
#ifdef VST_NATIVE_SUPPORT
struct VstRect{
short top;
short left;
short bottom;
short right;
};
struct VST_Program {
//unsigned long bank;
unsigned long program;
QString name;
};
//---------------------------------------------------------
// VstNativeSynth
//---------------------------------------------------------
class VstNativeSynth : public Synth {
enum VstPluginFlags
{
canSendVstEvents = 1 << 0,
canSendVstMidiEvents = 1 << 1,
canSendVstTimeInfo = 1 << 2,
canReceiveVstEvents = 1 << 3,
canReceiveVstMidiEvents = 1 << 4,
canReceiveVstTimeInfo = 1 << 5,
canProcessOffline = 1 << 6,
canUseAsInsert = 1 << 7,
canUseAsSend = 1 << 8,
canMixDryWet = 1 << 9,
canMidiProgramNames = 1 << 10
};
void* _handle;
int _vst_version;
unsigned int _flags;
unsigned long /*_portCount,*/ _inports, _outports, _controlInPorts; //, _controlOutPorts;
std::vector<unsigned long> iIdx; // Audio input index to port number.
std::vector<unsigned long> oIdx; // Audio output index to port number.
std::vector<unsigned long> rpIdx; // Port number to control input index. Item is -1 if it's not a control input.
MidiCtl2LadspaPortMap midiCtl2PortMap; // Maps midi controller numbers to vst port numbers.
MidiCtl2LadspaPortMap port2MidiCtlMap; // Maps vst port numbers to midi controller numbers.
bool _hasGui;
bool _inPlaceCapable;
bool _hasChunks;
public:
VstNativeSynth(const QFileInfo& fi, AEffect* plugin, const QString& label, const QString& desc, const QString& maker, const QString& ver);
virtual ~VstNativeSynth() {}
virtual Type synthType() const { return VST_NATIVE_SYNTH; }
virtual void incInstances(int val);
virtual AEffect* instantiate(VstNativeSynthIF*);
virtual SynthIF* createSIF(SynthI*);
unsigned long inPorts() const { return _inports; }
unsigned long outPorts() const { return _outports; }
unsigned long inControls() const { return _controlInPorts; }
//unsigned long outControls() const { return _controlOutPorts; }
int vstVersion() const { return _vst_version; }
bool hasChunks() const { return _hasChunks; }
const std::vector<unsigned long>* getRpIdx() { return &rpIdx; }
};
//---------------------------------------------------------
// VstNativeGuiWidgets
//---------------------------------------------------------
struct VstNativeGuiWidgets {
// TODO: Remove Tim. Or keep.
//enum {
// SLIDER, DOUBLE_LABEL, QCHECKBOX, QCOMBOBOX
// };
//QWidget* widget;
//int type;
//unsigned long param;
bool pressed;
};
//---------------------------------------------------------
// VstNativeSynthIF
// VSTi synthesizer instance
//---------------------------------------------------------
class VstNativeSynthIF : public SynthIF
{
friend class VstNativeSynth;
friend class MusEGui::VstNativeEditor;
VstNativeSynth* _synth;
AEffect* _plugin;
bool _active; // Whether it's safe to call effIdle or effEditIdle.
MusEGui::VstNativeEditor* _editor;
bool _guiVisible;
bool _inProcess; // To inform the callback of the 'process level' - are we in the audio thread?
// Struct array to keep track of pressed flags and so on. // TODO: Not used yet. REMOVE Tim. Or keep.
VstNativeGuiWidgets* _gw;
Port* _controls;
float** _audioOutBuffers;
float** _audioInBuffers;
std::vector<unsigned long> _iUsedIdx; // During process, tells whether an audio input port was used by any input routes.
float* _audioInSilenceBuf; // Just all zeros all the time, so we don't have to clear for silence.
std::vector<VST_Program> programs;
void queryPrograms();
void doSelectProgram(int bankH, int bankL, int prog);
bool processEvent(const MidiPlayEvent&, VstMidiEvent*);
void setVstEvent(VstMidiEvent* event, int a = 0, int b = 0, int c = 0, int d = 0);
void editorDeleted();
void editorOpened();
void editorClosed();
public:
VstNativeSynthIF(SynthI* s);
virtual ~VstNativeSynthIF();
virtual bool init(Synth*);
AEffect* plugin() const { return _plugin; }
VstIntPtr hostCallback(VstInt32 opcode, VstInt32 index, VstIntPtr value, void* ptr, float opt);
VstIntPtr dispatch(VstInt32 opcode, VstInt32 index, VstIntPtr value, void* ptr, float opt) const {
if(_plugin) return _plugin->dispatcher(_plugin, opcode, index, value, ptr, opt); return 0; }
void idleEditor();
bool resizeEditor(int w, int h);
virtual bool initGui() { return true; };
virtual void guiHeartBeat();
virtual bool guiVisible() const;
virtual void showGui(bool);
virtual bool hasGui() const { return true; }
virtual bool nativeGuiVisible() const;
virtual void showNativeGui(bool v);
virtual bool hasNativeGui() const;
virtual void getGeometry(int*x, int*y, int*w, int*h) const;
virtual void setGeometry(int, int, int, int);
virtual void getNativeGeometry(int*x, int*y, int*w, int*h) const ;
virtual void setNativeGeometry(int, int, int, int);
virtual void preProcessAlways() { };
virtual iMPEvent getData(MidiPort*, MPEventList*, iMPEvent, unsigned pos, int ports, unsigned nframes, float** buffer) ;
virtual bool putEvent(const MidiPlayEvent& ev);
virtual MidiPlayEvent receiveEvent();
virtual int eventsPending() const { return 0; }
virtual int channels() const;
virtual int totalOutChannels() const;
virtual int totalInChannels() const;
virtual void deactivate3();
virtual QString getPatchName(int chan, int prog, bool drum) const;
virtual void populatePatchPopup(MusEGui::PopupMenu* menu, int chan, bool drum);
virtual void write(int level, Xml& xml) const;
virtual float getParameter(unsigned long idx) const;
virtual void setParameter(unsigned long idx, float value);
virtual int getControllerInfo(int, const char**, int*, int*, int*, int*) { return 0; }
virtual void guiAutomationBegin(unsigned long param_idx);
virtual void guiAutomationEnd(unsigned long param_idx);
virtual int guiControlChanged(unsigned long param_idx, float value);
//-------------------------
// Methods for PluginIBase:
//-------------------------
unsigned long pluginID();
int id();
QString pluginLabel() const;
QString lib() const;
QString dirPath() const;
QString fileName() const;
void enableController(unsigned long i, bool v = true);
bool controllerEnabled(unsigned long i) const;
void enableAllControllers(bool v = true);
void updateControllers();
void activate();
void deactivate();
unsigned long parameters() const;
unsigned long parametersOut() const;
void setParam(unsigned long i, float val);
float param(unsigned long i) const;
float paramOut(unsigned long i) const;
const char* paramName(unsigned long i);
const char* paramOutName(unsigned long i);
LADSPA_PortRangeHint range(unsigned long i);
LADSPA_PortRangeHint rangeOut(unsigned long i);
CtrlValueType ctrlValueType(unsigned long i) const;
CtrlList::Mode ctrlMode(unsigned long i) const;
};
#endif // VST_NATIVE_SUPPORT
extern void initVST_Native();
} // namespace MusECore
#endif
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