[wadalabfont-kit] / renderer / outline.l  

Diff of /renderer/outline.l

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version 1.4, Tue Jul 1 09:50:35 2003 UTC version 1.5, Thu Jul 3 01:33:28 2003 UTC
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 ; という瘢雹2つのoutlineを得る．  ; という瘢雹2つのoutlineを得る．
 ;  ;
 (defun makeoutline (orig)  (defun makeoutline (orig)
   (lets ((all)(ass))    (lets ((all)(ass)(ret))
     (do ((l (append_outs orig)(cdr l))(i 0)(j 0 (1+ j)))      (do ((l (append_outs orig)(cdr l))(i 0)(j 0 (1+ j)))
       ((atom l))        ((atom l))
       (setq ret (append_self (car l)))        (setq ret (append_self (car l)))
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          (maxbx (max bx0 bx1 bx2 bx3))           (maxbx (max bx0 bx1 bx2 bx3))
          (maxby (max by0 by1 by2 by3))           (maxby (max by0 by1 by2 by3))
          (minbx (min bx0 bx1 bx2 bx3))           (minbx (min bx0 bx1 bx2 bx3))
          (minby (min by0 by1 by2 by3))(ret)(len0)(len1))           (minby (min by0 by1 by2 by3))(ret)(len0)(len1)(lena)(lenb)(ss)(tt))
     (cond ((or (lessp maxax minbx)(lessp maxbx minax)      (cond ((or (lessp maxax minbx)(lessp maxbx minax)
                (lessp maxay minby)(lessp maxby minay))                 (lessp maxay minby)(lessp maxby minay))
            nil)             nil)
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          (maxbx (max bx0 bx1 bx2 bx3))           (maxbx (max bx0 bx1 bx2 bx3))
          (maxby (max by0 by1 by2 by3))           (maxby (max by0 by1 by2 by3))
          (minbx (min bx0 bx1 bx2 bx3))           (minbx (min bx0 bx1 bx2 bx3))
          (minby (min by0 by1 by2 by3))(ret))           (minby (min by0 by1 by2 by3))(ret)(lena)(lenb)(ss)(tt))
     (cond ((or (lessp maxax minbx)(lessp maxbx minax)      (cond ((or (lessp maxax minbx)(lessp maxbx minax)
                (lessp maxay minby)(lessp maxby minay))                 (lessp maxay minby)(lessp maxby minay))
            nil)             nil)
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 ;  (prind `(tracestart ,point ,i ,j))  ;  (prind `(tracestart ,point ,i ,j))
   (lets ((l (nth j (nth i outs)))    (lets ((l (nth j (nth i outs)))
          (type (caar l))           (type (caar l))
          (crosses (cdr l))(cross))           (crosses (cdr l))(cross)(point1))
     (do ((ll crosses (cdr ll)))      (do ((ll crosses (cdr ll)))
       ((atom ll))        ((atom ll))
       (and (equal point (third (car ll)))(exit (setq cross ll))))        (and (equal point (third (car ll)))(exit (setq cross ll))))
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                              i)))))                               i)))))
       (bezier        (bezier
        (lets ((p0 (second (car l)))(p1 (third (car l)))         (lets ((p0 (second (car l)))(p1 (third (car l)))
               (p2 (fourth (car l)))(p3 (fifth (car l))))                (p2 (fourth (car l)))(p3 (fifth (car l)))(t0)(t3)(c)(point3))
          (cond           (cond
           ((cdr cross)            ((cdr cross)
            (setq t0 (caar cross) t3 (caadr cross))             (setq t0 (caar cross) t3 (caadr cross))
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         (or (memq (second (car ll)) '(-2 -3 2 3))          (or (memq (second (car ll)) '(-2 -3 2 3))
             (lets ((p0 (third (car ll)))              (lets ((p0 (third (car ll)))
                    (tlen (plus alllen (times tmplen (first (car ll)))))                     (tlen (plus alllen (times tmplen (first (car ll)))))
                    (p1)(len (times -1 tmplen (first (car ll)))))                     (p1)(len (times -1 tmplen (first (car ll))))(pos))
               (setq                (setq
                pos                 pos
                (catch 'found                 (catch 'found
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 ;             (prind `(len ,len loop_len ,loop_len))  ;             (prind `(len ,len loop_len ,loop_len))
               ))))                ))))
 ;    (prind sorted)  ;    (prind sorted)
     (do ((l sorted (cdr l))(ret)(wait))      (do ((l sorted (cdr l))(ret)(wait)(unflatten))
       ((atom l)        ((atom l)
 ;       (prind (reverse ret))  ;       (prind (reverse ret))
        (setq unflatten (unflatten_outline (mapcar (nreverse ret) #'car)))         (setq unflatten (unflatten_outline (mapcar (nreverse ret) #'car)))
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 (defun checkwinding (out)  (defun checkwinding (out)
   (do ((l (cdr (append out (ncons (car out)))) (cdr l))    (do ((l (cdr (append out (ncons (car out)))) (cdr l))
        (lastdir (diff2 (cdr (cadr out))(cdr (car out))))         (lastdir (diff2 (cdr (cadr out))(cdr (car out))))
        (thetasum 0.0))         (thetasum 0.0)(thisdir))
     ((atom (cdr l))      ((atom (cdr l))
      (setq thisdir (diff2 (cdr (cadr out))(cdr (car out))))       (setq thisdir (diff2 (cdr (cadr out))(cdr (car out))))
      (setq thetasum (plus thetasum (theta thisdir lastdir)))       (setq thetasum (plus thetasum (theta thisdir lastdir)))

Generate output suitable for use with a patch program
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  Added in v.1.5
ktanaka

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