include/lang/Samp.h

   1 /*
   2         SuperCollider real time audio synthesis system
   3     Copyright (c) 2002 James McCartney. All rights reserved.
   4         http://www.audiosynth.com
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program; if not, write to the Free Software
  18     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
  19 */
  20
  21 /*
  22
  23 Samp is a typedef for the output sample type.
  24 Should be defined to be either float or double.
  25
  26 */
  27
  28 #ifndef _Samp_
  29 #define _Samp_
  30
  31 #include "SC_Types.h"
  32
  33 const long kSineSize = 8192;
  34 const long kSineMask = kSineSize - 1;
  35 const double kSinePhaseScale = kSineSize / (2.0 * 3.1415926535897932384626433832795);
  36
  37 extern float32 gSine[kSineSize+1];
  38 extern float32 gPMSine[kSineSize+1];
  39 extern float32 gInvSine[kSineSize+1];
  40 extern float32 gSineWavetable[2*kSineSize];
  41
  42 void SignalAsWavetable(float32* signal, float32* wavetable, long inSize);
  43 void WavetableAsSignal(float32* wavetable, float32* signal, long inSize);
  44
  45 #endif
  46