ags_vst_futils.h

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/* GSequencer - Advanced GTK Sequencer
 * Copyright (C) 2005-2019 Joël Krähemann
 *
 * This file is part of GSequencer.
 *
 * GSequencer is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * GSequencer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with GSequencer.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef __AGS_VST_FUTIL_H__
#define __AGS_VST_FUTIL_H__
 
#include <ags/vst3-capi/pluginterfaces/base/ags_vst_ftypes.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
  void ags_vst_util_min_int32(gint32 a, gint32 b,
                  gint32 *retval);
  void ags_vst_util_min_float(gfloat a, gfloat b,
                  gfloat *retval);
 
  void ags_vst_util_max_int32(gint32 a, gint32 b,
                  gint32 *retval);
  void ags_vst_util_max_float(gfloat a, gfloat b,
                  gfloat *retval);
  
  void ags_vst_util_abs_int32(gint32 value,
                  gint32 *retval);
  void ags_vst_util_abs_float(gfloat value,
                  gfloat *retval);
 
  void ags_vst_util_sign_int32(gint32 value,
                   gint32 *retval);
  void ags_vst_util_sign_float(gfloat value,
                   gfloat *retval);
 
  void ags_vst_util_bound_int32(gint32 minval, gint32 maxval, gint32 x,
                gint32 *retval);
  void ags_vst_util_bound_float(gfloat minval, gfloat maxval, gfloat x,
                gfloat *retval);
 
  void ags_vst_util_swap_int32(gint32 *t1, gint32 *t2);
  void ags_vst_util_swap_float(gfloat *t1, gfloat *t2);
  
  gboolean ags_vst_util_is_approximate_equal_int32(gint32 t1, gint32 t2, gint32 epsilon);
  gboolean ags_vst_util_is_approximate_equal_float(gfloat t1, gfloat t2, gfloat epsilon);
  
  void ags_vst_util_to_normalized_int32(gint32 value, gint32 num_steps,
                    gint32 *retval);
  void ags_vst_util_to_normalized_float(gfloat value, gfloat num_steps,
                    gfloat *retval);
  
  void ags_vst_util_from_normalized_int32(gint32 norm, gint32 num_steps,
                      gint32 *retval);
  void ags_vst_util_from_normalized_float(gfloat norm, gfloat num_steps,
                      gfloat *retval);
  
#ifdef __cplusplus
}
#endif
 
#endif /*__AGS_VST_FUTIL_H__*/