/usr/share/gimp/2.0/scripts/alien-glow-bullet.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 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 | ; GIMP - The GNU Image Manipulation Program
; Copyright (C) 1995 Spencer Kimball and Peter Mattis
;
; Alien Glow themed bullets for web pages
; Copyright (c) 1997 Adrian Likins
; aklikins@eos.ncsu.edu
;
; 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-alien-glow-bullet radius
glow-color
bg-color
flatten)
(define (center-ellipse img cx cy rx ry op aa feather frad)
(gimp-context-push)
(gimp-context-set-antialias aa)
(gimp-context-set-feather feather)
(gimp-context-set-feather-radius frad frad)
(gimp-image-select-ellipse img op (- cx rx) (- cy ry) (+ rx rx) (+ ry ry))
(gimp-context-pop)
)
(let* (
(img (car (gimp-image-new radius radius RGB)))
(border (/ radius 4))
(diameter (* radius 2))
(half-radius (/ radius 2))
(blend-start (+ half-radius (/ half-radius 2)))
(bullet-layer (car (gimp-layer-new img
diameter diameter RGBA-IMAGE
_"Bullet" 100 NORMAL-MODE)))
(glow-layer (car (gimp-layer-new img diameter diameter RGBA-IMAGE
_"Alien Glow" 100 NORMAL-MODE)))
(bg-layer (car (gimp-layer-new img diameter diameter RGB-IMAGE
_"Background" 100 NORMAL-MODE)))
)
(gimp-context-push)
(gimp-image-undo-disable img)
(gimp-image-resize img diameter diameter 0 0)
(gimp-image-insert-layer img bg-layer 0 1)
(gimp-image-insert-layer img glow-layer 0 -1)
(gimp-image-insert-layer img bullet-layer 0 -1)
; (gimp-layer-set-lock-alpha ruler-layer TRUE)
(gimp-context-set-background bg-color)
(gimp-edit-fill bg-layer BACKGROUND-FILL)
(gimp-edit-clear glow-layer)
(gimp-edit-clear bullet-layer)
(center-ellipse img radius radius half-radius half-radius
CHANNEL-OP-REPLACE TRUE FALSE 0)
; (gimp-rect-select img (/ height 2) (/ height 2) length height CHANNEL-OP-REPLACE FALSE 0)
(gimp-context-set-foreground '(90 90 90))
(gimp-context-set-background '(0 0 0))
(gimp-edit-blend bullet-layer FG-BG-RGB-MODE NORMAL-MODE
GRADIENT-RADIAL 100 0 REPEAT-NONE FALSE
FALSE 0 0 TRUE
blend-start blend-start
(+ half-radius radius) (+ half-radius radius))
(gimp-context-set-foreground glow-color)
(gimp-selection-grow img border)
(gimp-selection-feather img border)
(gimp-edit-fill glow-layer FOREGROUND-FILL)
(gimp-selection-none img)
(if (>= radius 16)
(plug-in-gauss-rle RUN-NONINTERACTIVE img glow-layer 25 TRUE TRUE)
(plug-in-gauss-rle RUN-NONINTERACTIVE img glow-layer 12 TRUE TRUE)
)
(if (= flatten TRUE)
(gimp-image-flatten img)
)
(gimp-image-undo-enable img)
(gimp-display-new img)
(gimp-context-pop)
)
)
(script-fu-register "script-fu-alien-glow-bullet"
_"_Bullet..."
_"Create a bullet graphic with an eerie glow for web pages"
"Adrian Likins"
"Adrian Likins"
"1997"
""
SF-ADJUSTMENT _"Radius" '(16 1 100 1 10 0 1)
SF-COLOR _"Glow color" '(63 252 0)
SF-COLOR _"Background color" "black"
SF-TOGGLE _"Flatten image" TRUE
)
(script-fu-menu-register "script-fu-alien-glow-bullet"
"<Image>/File/Create/Web Page Themes/Alien Glow")
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