/usr/share/gimp/2.0/scripts/elsamuko-glass-displacement.scm is in gimp-plugin-registry 5.20120621.
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 | ; The GIMP -- an image manipulation program
; Copyright (C) 1995 Spencer Kimball and Peter Mattis
;
; 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, write to the Free Software
; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
; http://www.gnu.org/licenses/gpl-3.0.html
;
; Copyright (C) 2010 elsamuko <elsamuko@web.de>
;
; Version 0.1 - Creates a gravure in the second layer
;
(define (elsamuko-glass-displacement img draw strength)
(if (< 1 (car (gimp-image-get-layers img)))
(let*
((layer-list (cadr (gimp-image-get-layers img)))
(gravure-layer (aref layer-list 0))
(image-layer (aref layer-list 1))
(x-layer 0)
(y-layer 0)
)
;init
(gimp-context-push)
(gimp-image-undo-group-start img)
;duplicate x-layer
(set! x-layer (car(gimp-layer-copy gravure-layer FALSE)))
(set! y-layer (car(gimp-layer-copy gravure-layer FALSE)))
(gimp-image-add-layer img x-layer 0)
(gimp-image-add-layer img y-layer 0)
;bumpmap x and y layers
(plug-in-bump-map 1 img x-layer x-layer 180 45 2 0 0 0 0 TRUE FALSE LINEAR)
(plug-in-bump-map 1 img y-layer y-layer 90 45 2 0 0 0 0 TRUE FALSE LINEAR)
;displacement
(plug-in-displace 1 img image-layer strength strength TRUE TRUE x-layer y-layer 0)
;hide top layers
(gimp-drawable-set-visible x-layer FALSE)
(gimp-drawable-set-visible y-layer FALSE)
;blend x-layer slightly
(gimp-layer-set-mode gravure-layer OVERLAY-MODE)
(gimp-layer-set-opacity gravure-layer 80)
; tidy up
(gimp-image-undo-group-end img)
(gimp-displays-flush)
(gimp-context-pop)
)
;number of layers is less than 2
(gimp-message "Number of layers is less than 2")
)
)
(script-fu-register "elsamuko-glass-displacement"
_"_Glass Displacement"
"Create a glass gravure from first two layers.
Latest version can be downloaded from http://registry.gimp.org"
"elsamuko <elsamuko@web.de>"
"elsamuko"
"22/09/10"
"*"
SF-IMAGE "Input image" 0
SF-DRAWABLE "Input drawable" 0
SF-ADJUSTMENT _"Strength" '(10 1 20 1 10 0 0)
)
(script-fu-menu-register "elsamuko-glass-displacement" _"<Image>/Filters/Distorts")
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