kit_sdl2_kmixer.c as of 2023-8-24

#include "../include/kit_sdl2/kit_kmixer.h"
#include "../_private/include/_kit_privmacro.h"
#include "../_private/include/_kit_kmixerPrivate.h"

struct _kit_kmixerGlobals_t _kit_kmixerGlobals;



int kit_kmixerInit(int deviceThreadPoolSize){
  if(_kit_kmixerGlobals.init){ SDL_SetError("kmixer is already initialized!"); return 1; }
  _kit_kmixerGlobals.lock=SDL_CreateMutex();
  if(_kit_kmixerGlobals.lock == NULL) return -1;
  if(SDL_LockMutex(_kit_kmixerGlobals.lock)<0) return -2;

  _kit_kmixerGlobals.cores=SDL_GetCPUCount();
  if(deviceThreadPoolSize>0) _kit_kmixerGlobals.threadPoolSize=deviceThreadPoolSize;
  else                       _kit_kmixerGlobals.threadPoolSize=_kit_kmixerGlobals.cores;

  _kit_kmixerGlobals.capabilities =SDL_HasSSE()  <<5;
  _kit_kmixerGlobals.capabilities|=SDL_HasSSE2() <<4;
  _kit_kmixerGlobals.capabilities|=SDL_HasSSE3() <<3;
  _kit_kmixerGlobals.capabilities|=SDL_HasSSE41()<<2;
  _kit_kmixerGlobals.capabilities|=SDL_HasAVX()  <<1;
  _kit_kmixerGlobals.capabilities|=SDL_HasAVX2()    ;

  _kit_kmixerGlobals.init=1;
  if(SDL_UnlockMutex(_kit_kmixerGlobals.lock)<0) return -999; //change this value later
  return 0;
}


int kit_kmixerQuit(){
  if(!_kit_kmixerGlobals.init){ SDL_SetError("kmixer is not initialized!"); return 1; }
  if(SDL_LockMutex(_kit_kmixerGlobals.lock)<0) return -1;

  _kit_kmixerGlobals.init=0;
  if(SDL_UnlockMutex(_kit_kmixerGlobals.lock)<0) return -999; //change this value later
  SDL_DestroyMutex(_kit_kmixerGlobals.lock);
  //_kit_kmixerGlobals.lock=NULL;
  return 0;
}