mirror of
https://github.com/thestk/stk
synced 2026-01-13 04:51:53 +00:00
Version 4.1
This commit is contained in:
Gary Scavone
committed by
Stephen Sinclair
Stephen Sinclair
parent
81475b04c5
commit
2f09fcd019
286
src/Stk.cpp
286
src/Stk.cpp
@@ -1,143 +1,143 @@
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/***************************************************/
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/*! \class Stk
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\brief STK base class
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Nearly all STK classes inherit from this class.
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The global sample rate can be queried and
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modified via Stk. In addition, this class
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provides error handling and byte-swapping
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functions.
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by Perry R. Cook and Gary P. Scavone, 1995 - 2002.
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*/
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/***************************************************/
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#include "Stk.h"
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#include <stdio.h>
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#include <string.h>
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MY_FLOAT Stk :: srate = (MY_FLOAT) SRATE;
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const Stk::STK_FORMAT Stk :: STK_SINT8 = 1;
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const Stk::STK_FORMAT Stk :: STK_SINT16 = 2;
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const Stk::STK_FORMAT Stk :: STK_SINT32 = 8;
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const Stk::STK_FORMAT Stk :: STK_FLOAT32 = 16;
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const Stk::STK_FORMAT Stk :: STK_FLOAT64 = 32;
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Stk :: Stk(void)
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{
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}
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Stk :: ~Stk(void)
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{
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}
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MY_FLOAT Stk :: sampleRate(void)
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{
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return srate;
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}
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void Stk :: setSampleRate(MY_FLOAT newRate)
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{
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if (newRate > 0)
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srate = newRate;
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}
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void Stk :: swap16(unsigned char *ptr)
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{
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register unsigned char val;
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// Swap 1st and 2nd bytes
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val = *(ptr);
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*(ptr) = *(ptr+1);
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*(ptr+1) = val;
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}
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void Stk :: swap32(unsigned char *ptr)
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{
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register unsigned char val;
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// Swap 1st and 4th bytes
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val = *(ptr);
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*(ptr) = *(ptr+3);
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*(ptr+3) = val;
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//Swap 2nd and 3rd bytes
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ptr += 1;
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val = *(ptr);
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*(ptr) = *(ptr+1);
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*(ptr+1) = val;
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}
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void Stk :: swap64(unsigned char *ptr)
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{
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register unsigned char val;
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// Swap 1st and 8th bytes
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val = *(ptr);
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*(ptr) = *(ptr+7);
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*(ptr+7) = val;
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// Swap 2nd and 7th bytes
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ptr += 1;
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val = *(ptr);
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*(ptr) = *(ptr+5);
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*(ptr+5) = val;
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// Swap 3rd and 6th bytes
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ptr += 1;
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val = *(ptr);
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*(ptr) = *(ptr+3);
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*(ptr+3) = val;
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// Swap 4th and 5th bytes
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ptr += 1;
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val = *(ptr);
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*(ptr) = *(ptr+1);
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*(ptr+1) = val;
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}
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#if defined(__OS_IRIX__) || defined(__OS_LINUX__)
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#include <unistd.h>
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#elif defined(__OS_WINDOWS__)
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#include <windows.h>
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#endif
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void Stk :: sleep(unsigned long milliseconds)
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{
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#if defined(__OS_WINDOWS__)
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Sleep((DWORD) milliseconds);
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#elif defined(__OS_IRIX__) || defined(__OS_LINUX__)
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usleep( (unsigned long) (milliseconds * 1000.0) );
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#endif
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}
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void Stk :: handleError( const char *message, StkError::TYPE type )
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{
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if (type == StkError::WARNING)
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fprintf(stderr, "\n%s\n\n", message);
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else if (type == StkError::DEBUG_WARNING) {
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#if defined(_STK_DEBUG_)
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fprintf(stderr, "\n%s\n\n", message);
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#endif
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}
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else {
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// Print error message before throwing.
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fprintf(stderr, "\n%s\n\n", message);
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throw StkError(message, type);
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}
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}
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StkError :: StkError(const char *p, TYPE tipe)
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: type(tipe)
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{
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strncpy(message, p, 256);
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}
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StkError :: ~StkError(void)
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{
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}
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void StkError :: printMessage(void)
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{
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printf("\n%s\n\n", message);
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}
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/***************************************************/
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/*! \class Stk
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\brief STK base class
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Nearly all STK classes inherit from this class.
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The global sample rate can be queried and
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modified via Stk. In addition, this class
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provides error handling and byte-swapping
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functions.
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by Perry R. Cook and Gary P. Scavone, 1995 - 2002.
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*/
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/***************************************************/
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#include "Stk.h"
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#include <stdio.h>
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#include <string.h>
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MY_FLOAT Stk :: srate = (MY_FLOAT) SRATE;
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const Stk::STK_FORMAT Stk :: STK_SINT8 = 1;
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const Stk::STK_FORMAT Stk :: STK_SINT16 = 2;
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const Stk::STK_FORMAT Stk :: STK_SINT32 = 8;
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const Stk::STK_FORMAT Stk :: STK_FLOAT32 = 16;
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const Stk::STK_FORMAT Stk :: STK_FLOAT64 = 32;
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Stk :: Stk(void)
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{
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}
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Stk :: ~Stk(void)
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{
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}
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MY_FLOAT Stk :: sampleRate(void)
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{
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return srate;
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}
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void Stk :: setSampleRate(MY_FLOAT newRate)
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{
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if (newRate > 0)
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srate = newRate;
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}
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void Stk :: swap16(unsigned char *ptr)
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{
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register unsigned char val;
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// Swap 1st and 2nd bytes
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val = *(ptr);
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*(ptr) = *(ptr+1);
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*(ptr+1) = val;
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}
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void Stk :: swap32(unsigned char *ptr)
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{
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register unsigned char val;
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// Swap 1st and 4th bytes
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val = *(ptr);
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*(ptr) = *(ptr+3);
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*(ptr+3) = val;
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//Swap 2nd and 3rd bytes
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ptr += 1;
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val = *(ptr);
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*(ptr) = *(ptr+1);
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*(ptr+1) = val;
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}
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void Stk :: swap64(unsigned char *ptr)
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{
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register unsigned char val;
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// Swap 1st and 8th bytes
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val = *(ptr);
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*(ptr) = *(ptr+7);
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*(ptr+7) = val;
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// Swap 2nd and 7th bytes
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ptr += 1;
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val = *(ptr);
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*(ptr) = *(ptr+5);
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*(ptr+5) = val;
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// Swap 3rd and 6th bytes
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ptr += 1;
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val = *(ptr);
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*(ptr) = *(ptr+3);
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*(ptr+3) = val;
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// Swap 4th and 5th bytes
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ptr += 1;
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val = *(ptr);
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*(ptr) = *(ptr+1);
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*(ptr+1) = val;
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}
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#if (defined(__OS_IRIX__) || defined(__OS_LINUX__) || defined(__OS_MACOSX__))
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#include <unistd.h>
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#elif defined(__OS_WINDOWS__)
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#include <windows.h>
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#endif
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void Stk :: sleep(unsigned long milliseconds)
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{
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#if defined(__OS_WINDOWS__)
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Sleep((DWORD) milliseconds);
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#elif (defined(__OS_IRIX__) || defined(__OS_LINUX__) || defined(__OS_MACOSX__))
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usleep( (unsigned long) (milliseconds * 1000.0) );
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#endif
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}
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void Stk :: handleError( const char *message, StkError::TYPE type )
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{
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if (type == StkError::WARNING)
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fprintf(stderr, "\n%s\n\n", message);
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else if (type == StkError::DEBUG_WARNING) {
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#if defined(_STK_DEBUG_)
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fprintf(stderr, "\n%s\n\n", message);
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#endif
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}
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else {
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// Print error message before throwing.
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fprintf(stderr, "\n%s\n\n", message);
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throw StkError(message, type);
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}
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}
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StkError :: StkError(const char *p, TYPE tipe)
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: type(tipe)
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{
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strncpy(message, p, 256);
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}
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StkError :: ~StkError(void)
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{
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}
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void StkError :: printMessage(void)
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{
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printf("\n%s\n\n", message);
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}
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