comparison src/Chromagram.cpp @ 180:6e4de8beb6b2

Avoid ambiguity about pow call

     // Max frequency is frequency of the MIDI pitch just beyond the
     // top octave range (midiPitchLimit) minus one bin, then minus
     // floor(bins per semitone / 2)
     int bps = m_params.binsPerOctave / 12;
     m_maxFrequency = midiPitchLimitFreq /
-        pow(2, (1.0 + floor(bps/2)) / m_params.binsPerOctave);
+        pow(2.0, (1.0 + floor(bps/2)) / m_params.binsPerOctave);
 
     // Min frequency is frequency of midiPitchLimit lowered by the
     // appropriate number of octaveCount.
     m_minFrequency = midiPitchLimitFreq /
-        pow(2, m_params.octaveCount + 1);
+        pow(2.0, m_params.octaveCount + 1);
 
     CQParameters p
         (params.sampleRate, m_minFrequency, m_maxFrequency, params.binsPerOctave);
 
     p.q = params.q;