steve
/
factor
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Remove old trails

db4
Eduardo Cavazos 2008-12-08 21:32:09 -06:00
parent 14a54bb97a
commit 29bd77d040
1 changed files with 0 additions and 47 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

47
extra/processing/gallery/trails/trails.factor
View File

@ -1,47 +0,0 @@
USING: kernel arrays sequences math math.order qualified
sequences.lib circular processing ui newfx processing.shapes ;
IN: processing.gallery.trails
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
! Example 33-15 from the Processing book
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: point-list ( n -- seq ) [ drop 0 0 2array ] map <circular> ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: dot ( pos percent -- ) 1 swap - 25 * 5 max circle ;
: step ( seq -- )
no-stroke
{ 1 0.4 } fill
0 background
mouse push-circular
[ dot ]
each-percent ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: go* ( -- )
500 500 size*
[
100 point-list
[ step ]
curry
draw
] setup
run ;
: go ( -- ) [ go* ] with-ui ;
MAIN: go