---

Stk.h

/***************************************************/
/***************************************************/

#if !defined(__STK_H)
#define __STK_H

// Most data in STK is passed and calculated with the following
// user-definable floating-point type.  You can change this to "float"
// if you prefer or perhaps a "long double" in the future.
typedef double MY_FLOAT;


class StkError
{
public:
  enum TYPE { 
    WARNING,
    DEBUG_WARNING,
    FUNCTION_ARGUMENT,
    FILE_NOT_FOUND,
    FILE_UNKNOWN_FORMAT,
    FILE_ERROR,
    PROCESS_THREAD,
    PROCESS_SOCKET,
    PROCESS_SOCKET_IPADDR,
    AUDIO_SYSTEM,
    MIDI_SYSTEM,
    UNSPECIFIED
  };

protected:
  char message[256];
  TYPE type;

public:
  StkError(const char *p, TYPE tipe = StkError::UNSPECIFIED);

  virtual ~StkError(void);

  virtual void printMessage(void);

  virtual const TYPE& getType(void) { return type; }

  virtual const char *getMessage(void) const { return message; }
};


class Stk
{
public:

  typedef unsigned long STK_FORMAT;
  static const STK_FORMAT STK_SINT8;   
  static const STK_FORMAT STK_SINT16;  
  static const STK_FORMAT STK_SINT32;  
  static const STK_FORMAT STK_FLOAT32; 
  static const STK_FORMAT STK_FLOAT64; 

  static MY_FLOAT sampleRate(void);


  static void setSampleRate(MY_FLOAT newRate);

  static void swap16(unsigned char *ptr);

  static void swap32(unsigned char *ptr);

  static void swap64(unsigned char *ptr);

  static void sleep(unsigned long milliseconds);

private:
  static MY_FLOAT srate;

protected:

  Stk(void);

  virtual ~Stk(void);

  static void handleError( const char *message, StkError::TYPE type );

};

// Here are a few other useful typedefs.
typedef signed short SINT16;
typedef signed int SINT32;
typedef float FLOAT32;
typedef double FLOAT64;

// Boolean values
#define FALSE 0
#define TRUE 1

// The default sampling rate.
#define SRATE (MY_FLOAT) 22050.0

// Real-time audio input and output buffer size.  If clicks are
// occuring in the input and/or output sound stream, a larger buffer
// size may help.  Larger buffer sizes, however, produce more latency.

#define RT_BUFFER_SIZE 512

// The RAWWAVE_PATH definition is concatenated to the beginning of all
// references to rawwave files in the various STK core classes
// (ex. Clarinet.cpp).  If you wish to move the rawwaves directory to
// a different location in your file system, you will need to set this
// path definition appropriately.  The current definition is a
// relative reference that will work for the programs in the STK
// projects directory.  The path can also be specified to configure and
// set via the Makefiles.
#if !defined(RAWWAVE_PATH)
  #define RAWWAVE_PATH "../../rawwaves/"
#endif

#define PI (MY_FLOAT) 3.14159265359
#define TWO_PI (MY_FLOAT) (MY_FLOAT) (2 * PI)

#define ONE_OVER_128 (MY_FLOAT) 0.0078125

#if defined(__WINDOWS_DS__) || defined(__WINDOWS_ASIO__)
  #define __OS_WINDOWS__
  #define __STK_REALTIME__
#elif defined(__LINUX_OSS__) || defined(__LINUX_ALSA__)
  #define __OS_LINUX__
  #define __STK_REALTIME__
#elif defined(__IRIX_AL__)
  #define __OS_IRIX__
  #define __STK_REALTIME__
#elif defined(__MACOSX_CORE__)
  #define __OS_MACOSX__
  #define __STK_REALTIME__
#endif

//#define _STK_DEBUG_

#endif

---

The Synthesis ToolKit in C++ (STK)

©1995-2002 Perry R. Cook and Gary P. Scavone. All Rights Reserved.