(in-package :omlead)
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;;;;;;GEN-HARMONIES;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(om::defmethod! gen-harmonies (pitch-sets trans-scale ranges expand-harmonies filter-harmonies)
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:icon 030719978
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;++++++++++++++++++++++ transposition ++++++++++++++++++++++++++++++++++++++++++++++++
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(let* ((scale
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(cond
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((numberp (car trans-scale ))
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trans-scale)
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(t (let ((fundamental (second trans-scale))
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(negativ (third trans-scale))
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(positiv (fourth trans-scale))
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(mode (fifth trans-scale))
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(range-min (list-min_oml (flat_oml ranges)))
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(range-max (list-max_oml (flat_oml ranges))))
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(append
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;;;;;;;;;;;;;;;;;;negativ
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(reverse (loop for counter
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for i = (if (or (eq 'hold mode) (eq 'hold-mirror mode))
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(hold-list negativ counter) (circular-list negativ counter)) ;;endless down-list
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sum i into total
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until (> range-min (- fundamental total))
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collect (- fundamental total)
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))
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(list fundamental)
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;;;;;;;;;;;;;;;;;;positiv
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(loop for counter
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for i = (if (or (eq 'hold mode) (eq 'hold-mirror mode))
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(hold-list positiv counter) (circular-list positiv counter)) ;;endless up-list
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sum i into total
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until (< range-max (+ fundamental total))
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collect (+ fundamental total)))))))
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(harmonies (loop for pitch-set in pitch-sets
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append (loop for pitch in scale
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collect (mapcar (lambda (x) (+ x pitch)) pitch-set))))
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;++++++++++++++++ adapt-collection-to-voice-ranges ++++++++++++++++++++++++++++++++++++++++++++++++++++
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(harmonies (remove nil (loop for harmony in (remove-duplicates harmonies :test #'equal)
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collect (if (find -1 (mapcar (lambda (pitch range)
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(if (and (<= pitch (list-max_oml range)) (>= pitch (list-min_oml range))) pitch -1))
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harmony ranges)) nil harmony))))
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;++++++++++++++++ expand-harmonies ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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(expand-harmonies (if (atom (caar expand-harmonies)) (list expand-harmonies) expand-harmonies))
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(harmonies
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(if (car expand-harmonies)
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(let ((harmony-list (list harmonies)))
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(loop for expand-box in expand-harmonies
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do (loop for rule in (second expand-box)
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do (loop for harmony in (car harmony-list)
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if (tester_oml
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(lambda (x) (and (<= (list-min_oml (third expand-box)) x) (>= (list-max_oml (third expand-box)) x)))
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harmony)
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append
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(mapcar (lambda (y)
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(if (tester_oml (lambda (x) (and (<= (list-min_oml (flat_oml ranges)) x) (>= (list-max_oml (flat_oml ranges)) x))) y)
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y nil))
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(funcall rule (first expand-box) harmony)) into temp-harmonies
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else append harmony into temp-harmonies
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finally (fill harmony-list (remove nil temp-harmonies)))))
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(car harmony-list))
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harmonies))
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;++++++++++++++++ filter-harmonies ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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(filter-harmonies (if (atom (caar filter-harmonies)) (list filter-harmonies) filter-harmonies))
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(harmonies
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(if (car filter-harmonies)
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(remove nil (loop for filter-box in filter-harmonies
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append (loop for rule in (second filter-box)
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append (loop for harmony in harmonies
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collect (if (tester_oml
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(lambda (x) (and (<= (list-min_oml (third filter-box)) x) (>= (list-max_oml (third filter-box)) x)))
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harmony)
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(if (funcall rule (first filter-box) harmony) harmony) harmony)))))
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harmonies))
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(harmonies (remove nil (loop for harmony in (remove-duplicates harmonies :test #'equal)
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collect (if (find -1 (mapcar (lambda (pitch range)
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(if (and (<= pitch (list-max_oml range)) (>= pitch (list-min_oml range))) pitch -1))
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harmony ranges)) nil harmony))))
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;++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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)
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harmonies))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;%%%%%%%%%%%%%%%TRANS-SCALE%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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(om::defmethod! trans-scale (fundamental scale (mode symbol))
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:icon 0307199714
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:initvals '(nil nil 'absolute)
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:menuins '((2 (("absolute" 'absolute) ("circular" 'circular) ("hold" 'hold)
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("circular-mirror" 'circular-mirror) ("hold-mirror" 'hold-mirror))))
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(cond
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((null scale)
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(list fundamental))
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((eq 'absolute mode)
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(append (list fundamental) (loop for i in scale
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sum i into total
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collect (+ fundamental total))))
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((eq 'circular mode)
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(list nil fundamental (reverse scale) scale mode))
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((eq 'hold mode)
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(list nil fundamental (reverse scale) scale mode))
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((eq 'circular-mirror mode)
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(list nil fundamental (reverse (reverse scale)) scale mode))
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((eq 'hold-mirror mode)
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(list nil fundamental (reverse (reverse scale)) scale mode))))
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;#LL: double reverse in is the only way to avoid an endless loop in the main-function
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;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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;--------------------------RULES-------------------------------------------------------------------------------------------------------------------------------
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(om::defmethod! filter-doubles (ids harmony)
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:icon 030719977
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(if (= (length (remove-duplicates harmony)) (length harmony)) t)
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)
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(om::defmethod! permutations (ids harmony)
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:icon 030719975
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(let ((ids (list! ids)))
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(mapcar (lambda (x) (subs-posn harmony ids x))
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(permutations_oml (mapcar (lambda (x) (nth x harmony)) ids))
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)))
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(om::defmethod! registrations (ids harmony register-list)
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:icon 030719975
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(let ((voices (mapcar (lambda (x) (nth x harmony)) ids)))
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(mapcar (lambda (x) (subs-posn harmony ids x))
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(loop for registration in (variations_oml register-list (length ids))
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collect (mapcar (lambda (x y) (+ x y)) voices registration)))))
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;-------------------------------------------------------------------------------------------------------------------------------------------------------------------
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;:::::::::::::::::::::::::::APPLY-BOXES:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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(om::defmethod! filter-harmonies (ids rules rule-range)
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:icon 030719976
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(list (list! ids) (list! rules) rule-range)
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)
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(om::defmethod! expand-harmonies (ids rules rule-range)
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:icon 030719974
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(list (list! ids) (list! rules) rule-range)
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)
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;:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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;;;;;;;;HELPFUNCTIONS;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(defun list-max_oml (list)
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(reduce #'max list))
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(defun list-min_oml (list)
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(reduce #'min list))
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(defun sum_oml (liste &optional (start 0))
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(cond ((null liste) start)
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(t (sum_oml (cdr liste) (+ start (car liste))))))
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(defun circular_oml (items)
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(setf (cdr (last items)) items)
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items)
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(defun flat_oml (liste)
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(cond
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((null (cdr liste))
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(if (atom (car liste))
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liste
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(flat_oml (car liste))))
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((and (listp (car liste)) (not (listp (cadr liste))))
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(append (car liste)
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(flat_oml (cdr liste))))
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((and (not (listp (car liste))) (not (listp (cadr liste))))
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(append (list (car liste))
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(flat_oml (cdr liste))))
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((and (listp (car liste)) (listp (cadr liste)))
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(append (car liste)
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(flat_oml (cdr liste))))
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((and (not (listp (car liste))) (listp (cadr liste)))
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(append (list (car liste))
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(flat_oml (cdr liste))))))
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(defun get-pos_oml (positions seq)
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(let ((positions (if (atom positions) (list positions) positions)))
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(mapcar #'(lambda (it) (nth it seq)) seq)))
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(defun permutations_oml (bag)
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(if (null bag)
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'(())
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(mapcan #'(lambda (e)
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(mapcar #' (lambda (p) (cons e p))
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(permutations_oml (remove e bag :count 1 :test #'eq))))
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bag)))
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(defun modulo_oml (pos liste)
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(append
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(nthcdr pos liste)
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(butlast liste (- (length liste) pos))))
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(defun register-permut_oml (register-list)
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(remove-duplicates
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(om::flat
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(loop for r in register-list
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collect
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(mapcar #'(lambda (l) (permutations_oml
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(append (make-list l :initial-element r)
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(make-list (- (length register-list) l) :initial-element 0))))
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(loop for x from 1 to (length register-list)
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collect x))) 2) :test 'equal))
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(defun find-pos_oml (item seq)
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(remove nil (loop for s in seq
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for x
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collect (if (equal item s) x))))
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(defun sum_oml (liste)
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(if (null (cdr liste))
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(car liste)
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(+ (car liste)
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(sum_oml (cdr liste)))))
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(defun variations_oml (liste pcl)
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(let* ((liste (remove-duplicates liste))
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(liste (make-list pcl :initial-element liste)))
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(apply #'alexandria:map-product #'list liste)))
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(defun find-dups_oml (lst)
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(cond ((null lst) '())
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((member (car lst) (cdr lst)) (cons (car lst) (find-dups_oml (cdr lst))))
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(t (find-dups_oml (cdr lst)))))
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(defun tester_oml (test list)
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(cond
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((null list) t)
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((funcall test (car list)) (tester_oml test (cdr list)))
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(t nil)
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))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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