seq.h

   1 /*
   2    Cantaveria - action adventure platform game
   3    Copyright (C) 2009 2010 Evan Rinehart
   4
   5    This program is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU General Public License
   7    as published by the Free Software Foundation; either version 2
   8    of the License, or (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; if not, write to
  17
  18    The Free Software Foundation, Inc.
  19    51 Franklin Street, Fifth Floor
  20    Boston, MA  02110-1301, USA
  21
  22    evanrinehart@gmail.com
  23 */
  24
  25
  26 typedef enum {
  27         MUS_COOL
  28
  29
  30 } mus_id;
  31
  32
  33 typedef struct event event;
  34 struct event {
  35         int tick;
  36         char midi[4];
  37         struct event* next;
  38 };
  39
  40 void seq_init();
  41
  42 /* use these from audio thread */
  43 int seq_lookahead(int samples);
  44 event* seq_get_event();
  45 void seq_advance(int samples);
  46
  47
  48 /* use these from main thread */
  49 void music_play();
  50 void music_pause();
  51 void music_reset();
  52 int music_load(char* filename, mus_id id);
  53 void music_change(mus_id id);
  54