src/globals.cpp

   1 /*
   2   ZynAddSubFX - a software synthesizer
   3
   4   globals.h - it contains program settings and the program capabilities
   5               like number of parts, of effects
   6   Copyright (C) 2002-2005 Nasca Octavian Paul
   7   Author: Nasca Octavian Paul
   8
   9   This program is free software; you can redistribute it and/or
  10   modify it under the terms of the GNU General Public License
  11   as published by the Free Software Foundation; either version 2
  12   of the License, or (at your option) any later version.
  13 */
  14
  15 #include "Misc/Util.h"
  16 #include "globals.h"
  17
  18 namespace zyn {
  19
  20 void SYNTH_T::alias(bool randomize)
  21 {
  22     halfsamplerate_f = (samplerate_f = samplerate) / 2.0f;
  23     buffersize_f     = buffersize;
  24     bufferbytes      = buffersize * sizeof(float);
  25     oscilsize_f      = oscilsize;
  26
  27     //produce denormal buf
  28     // note: once there will be more buffers, use a cleanup function
  29     // for deleting the buffers and also call it in the dtor
  30     denormalkillbuf.resize(buffersize);
  31     for(int i = 0; i < buffersize; ++i)
  32         if(randomize)
  33             denormalkillbuf[i] = (RND - 0.5f) * 1e-16;
  34         else
  35             denormalkillbuf[i] = 0;
  36 }
  37
  38 }