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multi-gen-sort

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have fun...

greetings

andré

 

;;; here is a MULTI-GEN-SORT -------------------------
;;; you could interlace different processes of SORTING


(defun multi-gen-sort (lists &key (types nil) (sorts '>)  (steps nil) (seed nil))
  (let* ((sorted-lists (loop 
                        for i in lists
                        for cnt = 0 then (incf cnt)
                        collect (gen-sort i 
                                          :type (if (listp types)
                                                  (nth cnt types)
                                                  types)
                                          :sort (if (listp sorts)
                                                  (nth cnt sorts)
                                                  sorts)
                                          :step (if (listp steps)
                                                  (nth cnt steps)
                                                  steps)
                                          :seed seed))))

    (flatten (loop repeat (find-max (loop for i in sorted-lists collect (length i)))
               for cnt = 0 then (incf cnt)
               collect (loop for i in (reverse sorted-lists)
                         collect (nth cnt i))))))
    

;;; some examples


(pitch-list-plot
 (flatten 
  (multi-gen-sort (list (expand-tonality '(c5 'chromatic)) 
                        (expand-tonality '(c3 'chromatic))
                        (expand-tonality '(c4 'chromatic))
                        (expand-tonality '(c6 'chromatic)))
                  :types '(selection insertion min-max selection)
                  :sorts '(> > > >)
                  :steps '(7 6 7 3)))
 :join-points t :point-radius 0 :style :fill)


(pitch-list-plot
 (flatten 
  (multi-gen-sort (list (rnd-order (expand-tonality '(c5 'chromatic))) 
                        (rnd-order (expand-tonality '(c3 'chromatic)))
                        (rnd-order (expand-tonality '(c6 'chromatic)))
                        (rnd-order (expand-tonality '(c4 'chromatic))))
                  :types '(insertion selection min-max selection)
                  :sorts '(> < < >)
                  :steps '(5 3 7 nil)))
 :join-points t :point-radius 0 :style :fill)



(pitch-list-plot
 (flatten 
  (multi-gen-sort (list (rnd-order (expand-tonality '(c6 'chromatic))) 
                        (rnd-order (expand-tonality '(c5 'chromatic)))
                        (rnd-order (expand-tonality '(c4 'chromatic)))
                        (rnd-order (expand-tonality '(c3 'chromatic))))
                  :types '(selection nil insertion min-max)
                  :sorts '(< > < >)
                  :steps '(4 4 4 4)))
 :join-points t :point-radius 0 :style :fill)



(pitch-list-plot
 (filter-repeat 1
                (flatten 
                 
                 (multi-gen-sort (list (rnd-order (expand-tonality '(c4 'chromatic))) 
                                       (rnd-order (expand-tonality '(cs4 'chromatic)))
                                       (rnd-order (expand-tonality '(d4 'chromatic)))
                                       (rnd-order (expand-tonality '(ds4 'chromatic))))
                                 :types '(insertion selection min-max selection)
                                 :sorts '(> < > <)
                                 :steps '(5 5 5 5))))
                :join-points t :point-radius 0 :style :fill)

                                   
                                   
;;; a SORT2 :-)

(pitch-list-plot
 (flatten 
  (gen-sort
   (flatten 
    (multi-gen-sort (list (rnd-order (expand-tonality '(c6 'chromatic))) 
                          (rnd-order (expand-tonality '(c5 'chromatic)))
                          (rnd-order (expand-tonality '(c4 'chromatic)))
                          (rnd-order (expand-tonality '(c3 'chromatic))))
                    :types '(selection nil insertion min-max)
                    :sorts '(< > > >)
                    :steps '(3 3 3 3)))
   :type 'insertion
   :step 7
   :sort '>))
 :join-points t :point-radius 0 :style :fill)

 

some examples:

 

exp1.jpeg

 

exp2.jpeg

 

exp4.jpeg

 

 

 

a sorted mulit-gen-sort:

 

exp3.jpeg

 

 

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