Merge commit '0.99.2'

[fmit.git] / libs / Music / Note.cpp

diff --git a/libs/Music/Note.cpp b/libs/Music/Note.cpp
new file mode 100644 (file)
index 0000000..04e80ed
--- /dev/null
+++ b/libs/Music/Note.cpp
@@ -0,0 +1,62 @@
+// Copyright 2007 "Gilles Degottex"
+
+// This file is part of "Music"
+
+// "Music" is free software; you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation; either version 2.1 of the License, or
+// (at your option) any later version.
+//
+// "Music" 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 Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+#include "Note.h"
+
+void Note::init()
+{
+       min_err = numeric_limits<float>::max();
+       max_err = -numeric_limits<float>::max();
+       avg_err = 0.0f;
+}
+Note::Note(int h)
+       : ht(h)
+{
+       init();
+}
+Note::Note(int h, int num, int den)
+       : ht(h)
+{
+       init();
+       factor = QString::number(num)+"/"+QString::number(den);
+}
+Note::Note(int h, float cents)
+       : ht(h)
+{
+       init();
+       factor = QString::number(cents);
+}
+QString Note::getName() const
+{
+       return Music::h2n(ht)+factor;
+}
+void Note::addAnalysis(float err, float volume)
+{
+       min_err = (err<min_err)?err:min_err;
+       max_err = (err>max_err)?err:max_err;
+
+       if(!errors.empty())
+               avg_err *= errors.size();
+
+       errors.push_back(err);
+
+       avg_err += err;
+       avg_err /= errors.size();
+
+       volumes.push_back(volume);
+}