(else fret)))))))
+; default tunings for common string instruments
(define-public guitar-tuning '(4 -1 -5 -10 -15 -20))
+(define-public guitar-open-g-tuning '(2 -1 -5 -10 -17 -22))
(define-public bass-tuning '(-17 -22 -27 -32))
+(define-public mandolin-tuning '(16 9 2 -5))
;; tunings for 5-string banjo
(define-public banjo-open-g-tuning '(2 -1 -5 -10 7))
(define-public banjo-modal-tuning '(2 0 -5 -10 7))
(define-public banjo-open-d-tuning '(2 -3 -6 -10 9))
(define-public banjo-open-dm-tuning '(2 -3 -6 -10 9))
-;; convert 5-string banjo tunings to 4-string tunings by
-;; removing the 5th string
-;;
-;; example:
-;; \set TabStaff.stringTunings = #(four-string-banjo banjo-open-g-tuning)
+;; convert 5-string banjo tuning to 4-string by removing the 5th string
(define-public (four-string-banjo tuning)
(reverse (cdr (reverse tuning))))