First primitive beatdetection in place.

1 files changed, 54 insertions, 0 deletions

diff --git a/src/beatmapper.h b/src/beatmapper.h
new file mode 100644
index 0000000..c57164b
--- /dev/null
+++ b/src/beatmapper.h
@@ -0,0 +1,54 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            beatmapper.h
+ *
+ *  Fri Jul 25 11:17:42 CEST 2008
+ *  Copyright 2008 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#ifndef __DRUMGIZMO_BEATMAPPER_H__
+#define __DRUMGIZMO_BEATMAPPER_H__
+
+#include <jack/jack.h>
+
+#include "instrument.h"
+#include "event.h"
+
+#include <map>
+
+#define HISTORY_SIZE 43
+
+class BeatMapper {
+public:
+  BeatMapper(Instrument *instrument);
+
+  Sample *map(jack_nframes_t nframes);
+
+private:
+  Instrument *instrument;
+  float hist[HISTORY_SIZE];
+  float C;
+
+  size_t mindist;
+  size_t last;
+};
+
+#endif/*__DRUMGIZMO_BEATMAPPER_H__*/