22 lines
1.4 KiB
Python
22 lines
1.4 KiB
Python
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from gensound import Sine, Triangle, Square, Pan
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sig = Triangle # Sine? Square?
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beat = 0.5e3 # 120 bpm
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fermata = 0.1 # make fermatas in the melody slightly longer
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pause = 0.6 # and breathe for a moment before starting the next phrase
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S = sig(f"r D5 D=2 C#=1 B-13=2 A=1 D E=2 F#-13={2+fermata} r={pause} F#=1 F#=2 F#=1 E=2 F#-13=1 G F#-13=2 E={2+fermata} r={pause} "
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f"D+16=1 E=2 F#-13=1 E=2 D+16=1 B-13 C#=2 D+9={2+fermata} r={pause} A'=1 F#-13=2 D+16=1 E=2 G=1 F#-13 E=2 D=3", beat)
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A = sig(f"r A4 B=2 A+16=1 G=2 F#-13=1 F# B-13 A A={2+fermata} r={pause} C#=1 B=2 B=1 B A A A D A A={2+fermata} r={pause} "
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f"B=1 A=2 A=1 B-13 A=0.5 G F#=1 B-13 B A#-13 B={2+fermata} r={pause} A=1 A=2 B=1 A=2 A=1 A B-13 A F#-13=3", beat)
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T = sig(f"r F#4-13 F#=2 F#=1 D=2 D=1 D D C#-13 D={2+fermata} r={pause} C#=1 D+16=2 D+16=1 D C#-13 D E A, D C#-13={2+fermata} r={pause} "
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f"F#=1 E=2 D=1 D C#-13 D+16 D G+5 F# F#={2+fermata} r={pause} E=1 F#-13=2 F#=1 E=2 C#-13=1 A B C#-13 D=3", beat)
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B = sig(f"r D3 B-16 D F# G B-13 D B-16 G A D,={2+fermata} r={pause} A#'-13=1 B=2 A=1 G#-13 A F#-13 C#-13 D F#-13 A={2+fermata} r={pause} "
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f"B=1 C#-13=2 D=1 G, A B G E F# B,={2+fermata} r={pause} C#'-13=1 D C# B C#-13 B A D G, A D,=3", beat)
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chorale = S*Pan(25) + B*Pan(-25) + T*Pan(80) + A*Pan(-80) # position the voices in the stereo field
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chorale.play() # can you spot the parallel octaves?
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