IPlugExamples/IPlugPolySynth/IPlugPolySynth.h

   1 #ifndef __IPLUGPOLYSYNTH__
   2 #define __IPLUGPOLYSYNTH__
   3
   4 #include "IPlug_include_in_plug_hdr.h"
   5 #include "IMidiQueue.h"
   6 #include "IPlugPolySynthDSP.h"
   7
   8 #define MAX_VOICES 16
   9 #define ATTACK_DEFAULT 5.
  10 #define DECAY_DEFAULT 20.
  11 #define RELEASE_DEFAULT 500.
  12 #define TIME_MIN 2.
  13 #define TIME_MAX 5000.
  14
  15 class IPlugPolySynth : public IPlug
  16 {
  17 public:
  18
  19   IPlugPolySynth(IPlugInstanceInfo instanceInfo);
  20   ~IPlugPolySynth();
  21
  22   void Reset();
  23   void OnParamChange(int paramIdx);
  24
  25   void ProcessDoubleReplacing(double** inputs, double** outputs, int nFrames);
  26   bool HostRequestingAboutBox();
  27
  28   int GetNumKeys();
  29   bool GetKeyStatus(int key);
  30   void ProcessMidiMsg(IMidiMsg* pMsg);
  31   void NoteOnOff(IMidiMsg* pMsg);
  32
  33 private:
  34
  35   void NoteOnOffPoly(IMidiMsg* pMsg);
  36   int FindFreeVoice();
  37
  38   IBitmapOverlayControl* mAboutBox;
  39   IControl* mKeyboard;
  40
  41   IMidiQueue mMidiQueue;
  42
  43   int mActiveVoices;
  44   int mKey;
  45   int mNumHeldKeys;
  46   bool mKeyStatus[128]; // array of on/off for each key
  47
  48   double mSampleRate;
  49
  50   CVoiceState mVS[MAX_VOICES];
  51   CWTOsc* mOsc;
  52   CADSREnvL* mEnv;
  53   double* mTable;
  54 };
  55
  56 enum ELayout
  57 {
  58   kWidth = GUI_WIDTH,  // width of plugin window
  59   kHeight = GUI_HEIGHT, // height of plugin window
  60
  61   kKeybX = 1,
  62   kKeybY = 233,
  63
  64   kGainX = 100,
  65   kGainY = 100,
  66   kKnobFrames = 60
  67 };
  68
  69 #endif //__IPLUGPOLYSYNTH__