/usr/share/gimp/2.0/scripts/swirly-pattern.scm is in gimp-data 2.8.16-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | ; GIMP - The GNU Image Manipulation Program
; Copyright (C) 1995 Spencer Kimball and Peter Mattis
;
; Pattern00 --- create a swirly tileable pattern
; Copyright (C) 1997 Federico Mena Quintero
; federico@nuclecu.unam.mx
;
; This program is free software: you can redistribute it and/or modify
; it under the terms of the GNU General Public License as published by
; the Free Software Foundation; either version 3 of the License, or
; (at your option) any later version.
;
; This program is distributed in the hope that it will be useful,
; but WITHOUT ANY WARRANTY; without even the implied warranty of
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
; GNU General Public License for more details.
;
; You should have received a copy of the GNU General Public License
; along with this program. If not, see <http://www.gnu.org/licenses/>.
(define (script-fu-swirly-pattern qsize angle times)
(define (whirl-it img drawable angle times)
(if (> times 0)
(begin
(plug-in-whirl-pinch RUN-NONINTERACTIVE img drawable angle 0.0 1.0)
(whirl-it img drawable angle (- times 1)))))
(let* ((hsize (* qsize 2))
(img-size (* qsize 4))
(img (car (gimp-image-new img-size img-size RGB)))
(drawable (car (gimp-layer-new img img-size img-size
RGB-IMAGE "Swirly pattern"
100 NORMAL-MODE))))
(gimp-context-push)
(gimp-context-set-feather FALSE)
(gimp-image-undo-disable img)
(gimp-image-insert-layer img drawable 0 0)
; Render checkerboard
(gimp-context-set-foreground '(0 0 0))
(gimp-context-set-background '(255 255 255))
(plug-in-checkerboard RUN-NONINTERACTIVE img drawable 0 qsize)
; Whirl upper left
(gimp-image-select-rectangle img CHANNEL-OP-REPLACE 0 0 hsize hsize)
(whirl-it img drawable angle times)
(gimp-invert drawable)
; Whirl upper right
(gimp-image-select-rectangle img CHANNEL-OP-REPLACE hsize 0 hsize hsize)
(whirl-it img drawable (- angle) times)
; Whirl lower left
(gimp-image-select-rectangle img CHANNEL-OP-REPLACE 0 hsize hsize hsize)
(whirl-it img drawable (- angle) times)
; Whirl lower right
(gimp-image-select-rectangle img CHANNEL-OP-REPLACE hsize hsize hsize hsize)
(whirl-it img drawable angle times)
(gimp-invert drawable)
; Terminate
(gimp-selection-none img)
(gimp-image-undo-enable img)
(gimp-display-new img)
(gimp-context-pop)
)
)
(script-fu-register "script-fu-swirly-pattern"
_"_Swirly..."
_"Create an image filled with a swirly pattern"
"Federico Mena Quintero"
"Federico Mena Quintero"
"June 1997"
""
SF-ADJUSTMENT _"Quarter size" '(20 0 2048 1 10 0 1)
SF-ADJUSTMENT _"Whirl angle" '(90 0 360 1 1 0 0)
SF-ADJUSTMENT _"Number of times to whirl" '(4 0 128 1 1 0 1)
)
(script-fu-menu-register "script-fu-swirly-pattern"
"<Image>/File/Create/Patterns")
|