melrōse musical expression player

package core const ( Sharp = iota Flat Eight Quarter Half Whole Dot Left Right PrintAsSpecified Major Minor // Natural Septiem Augmented Diminished Suspended2 Suspended4 // https://en.wikipedia.org/wiki/Chord_(music)#Common_types_of_chords Triad Seventh Sixth Ground Inversion1 Inversion2 Inversion3 ) // https://www.cs.cmu.edu/~music/cmsip/readings/MIDI%20tutorial%20for%20programmers.html const ( VelocityPPPP = 8 // ----- VelocityPPP = 20 // ---- VelocityPP = 31 // --- VelocityP = 42 // -- VelocityMP = 53 // - Normal = 59 // o VelocityMF = 64 // + VelocityF = 80 // ++ VelocityFF = 96 // +++ VelocityFFF = 112 // ++++ VelocityFFFF = 127 // +++++ )