text: /*
   * Open Surge Engine
   * fadefx.h - fade effects
   * Copyright (C) 2013  Alexandre Martins <alemartf(at)gmail(dot)com>
   * http://opensnc.sourceforge.net
   *
   * This program 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 2 of the License, or
   * (at your option) any later version.
   *
   * This program 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 this program; if not, write to the Free Software Foundation, Inc.,
   * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
   */
  
  #ifndef _FADEFX_H
  #define _FADEFX_H
  
  #include "global.h"
  
  /* easy-to-use interface */
  void fadefx_in(uint32 color, float seconds); /* fade in */
  void fadefx_out(uint32 color, float seconds); /* fade out */
  int fadefx_over(); /* end of fade effect? (only one action when this event loops) */
  int fadefx_is_fading(); /* is the fade effect ocurring? */
  
  /* engine routines */
  void fadefx_init();
  void fadefx_release();
  void fadefx_update();
  
  #endif
  