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Annotate "fingering math" for readability

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This commit is contained in:
John Stäck 2019-06-25 08:20:08 +02:00
parent 34a3dd0613
commit 7342de4d82
1 changed files with 16 additions and 4 deletions
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20
NuEVI/NuEVI.ino
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@ -1296,12 +1296,24 @@ void readSwitches() {
// Calculate midi note number from pressed keys
#if defined(CASSIDY)
fingeredNote = startNote - 2*K1 - K2 - 3*K3 - 5*K4 + 2*K5 + K6 + 3*K7 + octaveR*12 + (octave - 3)*12 + transpose - 12 + qTransp;
fingeredNoteUntransposed = startNote - 2*K1 - K2 - 3*K3 - 5*K4 + 2*K5 + K6 + 3*K7 + octaveR*12;
fingeredNoteUntransposed = startNote
- 2*K1 - K2 - 3*K3 //"Trumpet valves"
- 5*K4 //Fifth key
+ 2*K5 + K6 + 3*K7 //Trill keys (different from standard)
+ octaveR*12; //Octave rollers
#else
fingeredNote = startNote - 2*K1 - K2 - 3*K3 - 5*K4 + 2*K5 + K6 + 4*K7 + octaveR*12 + (octave - 3)*12 + transpose - 12 + qTransp;
fingeredNoteUntransposed = startNote - 2*K1 - K2 - 3*K3 - 5*K4 + 2*K5 + K6 + 4*K7 + octaveR*12;
fingeredNoteUntransposed = startNote
- 2*K1 - K2 - 3*K3 //"Trumpet valves"
- 5*K4 //Fifth key
+ 2*K5 + K6 + 4*K7 //Trill keys
+ octaveR*12; //Octave rollers
#endif
fingeredNote = fingeredNoteUntransposed + transpose - 12 + qTransp;
if (pinkyKey) pitchlatch = fingeredNoteUntransposed; //use pitchlatch to make settings based on note fingered
}