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Remove trailing spaces.
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@@ -9,7 +9,7 @@
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******************************************************************//**
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utilities for converting among frequency, MIDI note number,
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utilities for converting among frequency, MIDI note number,
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pitch index, pitch name
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*//*******************************************************************/
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@@ -20,34 +20,34 @@
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#include <wx/defs.h>
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// FreqToMIDInote takes a frequency in Hz (exponential scale relative to
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// alphabetic pitch names) and returns a pitch ID number (linear
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// FreqToMIDInote takes a frequency in Hz (exponential scale relative to
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// alphabetic pitch names) and returns a pitch ID number (linear
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// scale), such that A440 (A4) is 69, middle C (C4) is 60, etc.
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// Each register starts with C (e.g., for middle C and A440,
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// Each register starts with C (e.g., for middle C and A440,
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// it's register 4).
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// MIDI note number 0 is C-1 in Scientific pitch notation.
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double FreqToMIDInote(const double freq);
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double MIDInoteToFreq(const double dMIDInote);
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// PitchIndex returns the [0,11] index for a double MIDI note number,
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// per result from FreqToMIDInote, corresponding to modulo 12
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// PitchIndex returns the [0,11] index for a double MIDI note number,
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// per result from FreqToMIDInote, corresponding to modulo 12
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// of the integer part of (dMIDInote + 0.5), so 0=C, 1=C#, etc.
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unsigned int PitchIndex(const double dMIDInote);
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// PitchOctave returns the octave index for a double dMIDInote note number,
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// PitchOctave returns the octave index for a double dMIDInote note number,
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// per result from FreqToMIDInote.
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// MIDI note number 0 is C-1 in Scientific pitch notation.
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int PitchOctave(const double dMIDInote);
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// PitchName takes dMIDInote (per result from
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// FreqToMIDInote) and returns a standard pitch/note name [C, C#, etc.).
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// PitchName takes dMIDInote (per result from
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// FreqToMIDInote) and returns a standard pitch/note name [C, C#, etc.).
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// Sharps are the default, unless, bWantFlats is true.
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wxChar * PitchName(const double dMIDInote, const bool bWantFlats = false);
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// PitchName_Absolute does the same thing as PitchName, but appends
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// the octave number, e.g., instead of "C" it will return "C4"
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// if the dMIDInote corresonds to middle C, i.e., is 60.
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// PitchName_Absolute does the same thing as PitchName, but appends
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// the octave number, e.g., instead of "C" it will return "C4"
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// if the dMIDInote corresonds to middle C, i.e., is 60.
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wxChar * PitchName_Absolute(const double dMIDInote, const bool bWantFlats = false);
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double PitchToMIDInote(const unsigned int nPitchIndex, const int nPitchOctave);
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