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Diffstat (limited to 'externals/grill/vst/src/vsthost.h')
| -rw-r--r-- | externals/grill/vst/src/vsthost.h | 357 |
1 files changed, 0 insertions, 357 deletions
diff --git a/externals/grill/vst/src/vsthost.h b/externals/grill/vst/src/vsthost.h deleted file mode 100644 index 00225b62..00000000 --- a/externals/grill/vst/src/vsthost.h +++ /dev/null @@ -1,357 +0,0 @@ -/* -vst~ - VST plugin object for PD -based on the work of Jarno Seppänen and Mark Williamson - -Copyright (c)2003-2005 Thomas Grill (gr@grrrr.org) -For information on usage and redistribution, and for a DISCLAIMER OF ALL -WARRANTIES, see the file, "license.txt," in this distribution. -*/ - -#ifndef __VSTHOST_H -#define __VSTHOST_H - -#include <flext.h> -#include <string> -#include <map> -#include <math.h> - -#include "AEffectx.h" -#include "AEffEditor.hpp" - - -#if FLEXT_OS == FLEXT_OS_WIN -#include <windows.h> -typedef HWND WHandle; -typedef HMODULE MHandle; -#elif FLEXT_OS == FLEXT_OS_MAC -#include <CoreServices/CoreServices.h> -typedef Handle WHandle; -typedef void *MHandle; -#else -#error Platform not supported! -#endif - - -#define MIDI_MAX_EVENTS 64 - -class Responder -{ -public: - virtual void Respond(const t_symbol *sym,int argc = 0,const t_atom *argv = NULL) = 0; -}; - - -class VSTPlugin: - public flext -{ -public: - static VSTPlugin *New(Responder *resp); - static void Delete(VSTPlugin *p); - - static void Setup(); - - bool Instance(const char *plug,const char *subplug = NULL); - void DspInit(float samplerate,int blocksize); - -private: - VSTPlugin(Responder *resp); - ~VSTPlugin(); - - static ThrCond thrcond; - static void worker(thr_params *p); - - void Free(); - - ////////////////////////////////////////////////////////////////////////////// - -public: - bool Is() const { return effect != NULL; } - - long GetVersion() const { return effect->version; } - - bool IsSynth() const { return HasFlags(effFlagsIsSynth); } - bool IsReplacing() const { return HasFlags(effFlagsCanReplacing); } - bool HasEditor() const { return HasFlags(effFlagsHasEditor); } - - const char *GetName() const { return productname; } - const char *GetVendorName() const { return vendorname; } - const char *GetDllName() const { return dllname.c_str(); } - - long UniqueID() const { return effect->uniqueID; } - - int GetNumInputs() const { return effect->numInputs; } - int GetNumOutputs() const { return effect->numOutputs; } - - void ListPlugs(const t_symbol *sym) const; - -private: - char productname[300]; - char vendorname[300]; - std::string dllname; // Contains dll name - - ////////////////////////////////////////////////////////////////////////////// - -public: - int GetNumParams() const { return effect?effect->numParams:0; } - void GetParamName(int numparam,char *name) const; - void GetParamValue(int numparam,char *parval) const; - float GetParamValue(int numparam) const; - - // scan plugin names (can take a _long_ time!!) - void ScanParams(int i = -1); - // get number of scanned parameters - int ScannedParams() const { return paramnamecnt; } - // get index of named (scanned) parameter... -1 if not found - int GetParamIx(const char *p) const; - - bool SetParamFloat(int parameter, float value); - bool SetParamInt(int parameter, int value) { return SetParamFloat(parameter,value/65535.0f); } - - void SetCurrentProgram(int prg) { Dispatch(effSetProgram,0,prg); } - int GetCurrentProgram() const { return Dispatch(effGetProgram); } - int GetNumPrograms() const { return effect->numPrograms; } - - int GetNumCategories() const { return Dispatch(effGetNumProgramCategories); } - bool GetProgramName(int cat,int p,char* buf) const; - -private: - struct NameCmp: - std::less<std::string> - { - bool operator()(const std::string &a,const std::string &b) const { return a.compare(b) < 0; } - }; - - typedef std::map<std::string,int,NameCmp> NameMap; - int paramnamecnt; - NameMap paramnames; - - ////////////////////////////////////////////////////////////////////////////// - -public: - void SetPos(int x,int y,bool upd = true); - void SetSize(int x,int y,bool upd = true); - void SetX(int x,bool upd = true) { SetPos(x,posy,upd); } - void SetY(int y,bool upd = true) { SetPos(posx,y,upd); } - void SetW(int x,bool upd = true) { SetSize(x,sizey,upd); } - void SetH(int y,bool upd = true) { SetSize(sizex,y,upd); } - int GetX() const { return posx; } - int GetY() const { return posy; } - int GetW() const { return sizex; } - int GetH() const { return sizey; } - void SetCaption(bool b); - bool GetCaption() const { return caption; } - void SetHandle(bool h); - bool GetHandle() const { return handle; } - void SetTitle(const char *t); - const char *GetTitle() const { return title.c_str(); } - - void ToFront(); - - void Edit(bool open); - - void StartEditing(WHandle h); - void StopEditing(); - bool IsEdited() const { return hwnd != NULL; } - WHandle EditorHandle() const { return hwnd; } - void EditingEnded() { hwnd = NULL; thrcond.Signal(); } - - void GetEditorRect(ERect &er) const { ERect *r; Dispatch(effEditGetRect,0,0,&r); er = *r; } - void EditorIdle() { Dispatch(effEditIdle); } - - void Visible(bool vis,bool upd = true); - bool IsVisible() const { return visible; } - - void Paint(ERect &r) const { Dispatch(effEditDraw,0,0,&r); } - -private: - bool visible; - int posx,posy,sizex,sizey; // Window position - bool caption; // Window border - bool handle; // Window handle (like taskbar button) - std::string title; // Window title - - ////////////////////////////////////////////////////////////////////////////// - -public: - enum { - MIDI_NOTEOFF = 0x80, - MIDI_NOTEON = 0x90, - MIDI_POLYAFTERTOUCH = 0xa0, - MIDI_CONTROLCHANGE = 0xb0, - MIDI_PROGRAMCHANGE = 0xc0, - MIDI_AFTERTOUCH = 0xd0, - MIDI_PITCHBEND = 0xe0, - MIDI_SYSEX = 0xf0, - }; - - void SetEvents(bool ev) { dumpevents = ev; } - bool GetEvents() const { return dumpevents; } - - bool AddMIDI(unsigned char data0,unsigned char data1 = 0,unsigned char data2 = 0); - - static int range(int value,int mn = 0,int mx = 127) { return value < mn?mn:(value > mx?mx:value); } - - void SetChannel(int channel) { midichannel = range(channel,0,0xf); } - int GetChannel() const { return midichannel; } - - bool AddNoteOn(unsigned char note,unsigned char speed /*,unsigned char midichannel = 0*/) - { - return AddMIDI(MIDI_NOTEON+midichannel,note,speed); - } - - bool AddNoteOff(unsigned char note /*,unsigned char midichannel = 0*/) - { - return AddMIDI(MIDI_NOTEOFF+midichannel,note,0); - } - - void AddControlChange(int control,int value) - { - AddMIDI(MIDI_CONTROLCHANGE+midichannel,range(control),range(value)); - } - - void AddProgramChange(int value) - { - AddMIDI(MIDI_PROGRAMCHANGE+midichannel,range(value),0); - } - - void AddPitchBend(int value) - { - AddMIDI(MIDI_PITCHBEND+midichannel,(value&127),((value>>7)&127)); - } - - void AddAftertouch(int value) - { - AddMIDI(MIDI_AFTERTOUCH+midichannel,range(value)); - } - - void AddPolyAftertouch(unsigned char note,int value) - { - AddMIDI(MIDI_POLYAFTERTOUCH+midichannel,note,range(value)); - } - -private: - void SendMidi(); - - // static VstTimeInfo _timeInfo; - VstMidiEvent midievent[MIDI_MAX_EVENTS]; - VstEvents events; - int eventqusz; - - char midichannel; - bool dumpevents; - - ////////////////////////////////////////////////////////////////////////////// - -public: - - void SetPlaying(bool p) { if(playing != p) transchg = true,playing = p; } - bool GetPlaying() const { return playing; } - void SetLooping(bool p) { if(looping != p) transchg = true,looping = p; } - bool GetLooping() const { return looping; } - void SetFeedback(bool p) { feedback = p; } - bool GetFeedback() const { return feedback; } - - void SetSamplePos(double p) { if(samplepos != p) transchg = true,samplepos = p; } - double GetSamplePos() const { return samplepos; } - void SetTempo(double p) { if(tempo != p) transchg = true,tempo = p; } - double GetTempo() const { return tempo; } - void SetPPQPos(double p) { if(ppqpos != p) transchg = true,ppqpos = p; } - double GetPPQPos() const { return ppqpos; } - - void SetTimesigNom(int p) { if(timesignom != p) transchg = true,timesignom = p; } - int GetTimesigNom() const { return timesignom; } - void SetTimesigDen(int p) { if(timesigden != p) transchg = true,timesigden = p; } - int GetTimesigDen() const { return timesigden; } - void SetBarStart(double p) { if(barstartpos != p) transchg = true,barstartpos = p; } - double GetBarStart() const { return barstartpos; } - void SetCycleStart(double p) { if(cyclestartpos != p) transchg = true,cyclestartpos = p; } - double GetCycleStart() const { return cyclestartpos; } - void SetCycleEnd(double p) { if(cycleendpos != p) transchg = true,cycleendpos = p; } - double GetCycleEnd() const { return cycleendpos; } - - void SetSmpteOffset(int p) { if(smpteoffset != p) transchg = true,smpteoffset = p; } - int GetSmpteOffset() const { return smpteoffset; } - void SetSmpteRate(int p) { if(smpterate != p) transchg = true,smpterate = p; } - int GetSmpteRate() const { return smpterate; } - -private: - - bool playing,looping,feedback; - float samplerate; - bool transchg; - - double samplepos,tempo; - double ppqpos; - - int timesignom,timesigden; - double barstartpos; - double cyclestartpos,cycleendpos; - int smpteoffset,smpterate; - - ////////////////////////////////////////////////////////////////////////////// - -public: - bool processReplacing(float **inputs,float **outputs,long sampleframes ) - { - FLEXT_ASSERT(effect); - effect->processReplacing(effect,inputs,outputs,sampleframes); - if(playing) updatepos(sampleframes); - return true; - } - - bool process(float **inputs,float **outputs,long sampleframes ) - { - FLEXT_ASSERT(effect); - effect->process(effect,inputs,outputs,sampleframes); - return true; - } - -private: - - void updatepos(long frames); - - ////////////////////////////////////////////////////////////////////////////// - -private: - Responder *responder; - - bool NewPlugin(const char *plugname); - void FreePlugin(); - bool InstPlugin(long plugid = 0); - - static long uniqueid; - static std::string dllloading; - - inline long GetFlags() const { return effect?effect->flags:0; } - inline bool HasFlags(long msk) const { return effect && (effect->flags&msk); } - - -#if FLEXT_OS == FLEXT_OS_WIN - // the handle to the shared library - MHandle hdll; -#endif - // the handle to the plugin editor window - WHandle hwnd; - // the VST plugin instance - AEffect *effect; - - typedef AEffect *(VSTCALLBACK *PVSTMAIN)(audioMasterCallback audioMaster); - PVSTMAIN pluginmain; - audioMasterCallback audiomaster; - - long Dispatch(long opCode,long index = 0,long value = 0,void *ptr = NULL,float opt = 0) const - { - FLEXT_ASSERT(effect); - return effect->dispatcher(effect,opCode,index,value,ptr,opt); - } - - static long VSTCALLBACK Master(AEffect *effect, long opcode, long index, long value, void *ptr, float opt); - - static const t_symbol *sym_param; - static const t_symbol *sym_event,*sym_evmidi,*sym_evaudio,*sym_evvideo,*sym_evparam,*sym_evtrigger,*sym_evsysex,*sym_ev_; - static const t_symbol *sym_midi[8]; - - void ProcessEvent(const VstEvent &ev); -}; - -#endif |