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authorColin Okay <colin@cicadas.surf>2022-07-20 10:00:34 -0500
committerColin Okay <colin@cicadas.surf>2022-07-20 10:00:34 -0500
commitfdd4275c181fbf86c9cac01eb651fb6885cdf371 (patch)
tree711d2870fee30d20a7dd27fbff573ab553f9d29a /examples/12-canvas-drawing-language.lisp
parent1b5440df2b7dc87c1088fc3842195dbd576276ff (diff)
[add] fill bezier. [example] tweaking
Diffstat (limited to 'examples/12-canvas-drawing-language.lisp')
-rw-r--r--examples/12-canvas-drawing-language.lisp14
1 files changed, 6 insertions, 8 deletions
diff --git a/examples/12-canvas-drawing-language.lisp b/examples/12-canvas-drawing-language.lisp
index bece8c8..b4a621b 100644
--- a/examples/12-canvas-drawing-language.lisp
+++ b/examples/12-canvas-drawing-language.lisp
@@ -62,14 +62,16 @@
;; curve. the curve uses two control points that are R away from
;; the starting point and PSW radians on either side of the line
;; at angle a
- (loop for a from 0 to (* 2 pi) by (/ (* 2 pi) petals) do
- (ww::stroke-rel-bezier
- (list (list (* r (sin (- a psw)))
+ (loop for a from 0 to (* 2 pi) by (/ (* 2 pi) petals)
+ for ls = (list (list (* r (sin (- a psw)))
(* r (cos (- a psw))))
(list (* r (sin (+ a psw)))
(* r (cos (+ a psw))))
(list 0 0))
- 12))))
+ do
+ (ww::fill-rel-bezier ls 12)
+ (ww::with-pen (:color (list 0 0 0 255))
+ (ww::stroke-rel-bezier ls 12)))))
(defun draw-stuff (canvas)
(ww::with-canvas canvas
@@ -86,10 +88,6 @@
;; draw a flower
(flower 28))
-
-
- ;; draw a bunch of triangles
- (ww::canvas-pen-width 1)
(dotimes (x 50)
(when (evenp x)
(triangle-at 30 (+ 250 x))))))