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FU_artist_crosshatch.scm
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; FU_artist_crosshatch.scm
; version 2.8 [gimphelp.org]
; last modified/tested by Paul Sherman
; 02/15/2014 on GIMP-2.8.10
; 28/08/2020 on Gimp 2.10.20
;
; first edit for gimp-2.4 by paul on 1/27/2008
; "peeled" from photoeffects.scm - an scm containing several scripts
; separated to more easily update and to place more easily in menus.
;
; 02/15/2014 - work with non-rgb, merge option and install info added
;==============================================================
;
; Installation:
; This script should be placed in the user or system-wide script folder.
;
; Windows Vista/7/8)
; C:\Program Files\GIMP 2\share\gimp\2.0\scripts
; or
; C:\Users\YOUR-NAME\.gimp-2.8\scripts
;
; Windows XP
; C:\Program Files\GIMP 2\share\gimp\2.0\scripts
; or
; C:\Documents and Settings\yourname\.gimp-2.8\scripts
;
; Linux
; /home/yourname/.gimp-2.8/scripts
; or
; Linux system-wide
; /usr/share/gimp/2.0/scripts
;
; ALSO NEED TO COPY:
; ev_crosshatched.txt
;
; Windows Vista/7
; C:\Program Files\GIMP 2\share\gimp\2.0\gimpressionist\presets
; or
; C:\Users\YOUR-NAME\.gimp-2.8\gimpressionist\presets
;
; Windows XP
; C:\Program Files\GIMP 2\share\gimp\2.0\gimpressionist\preset
; or
; C:\Documents and Settings\yourname\.gimp-2.8\gimpressionist\presets
;
; Linux
; /home/yourname/.gimp-2.8/gimpressionist/presets
; or
; Linux - system-wide
; /usr/share/gimp/2.0/gimpressionist/Presets
;==============================================================
;
; LICENSE
;
; 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/>.
;
;==============================================================
; Original information
;
; Crosshatch image script for GIMP 2.2
; Copyright (C) 2007 Eddy Verlinden <[email protected]>
;==============================================================
(define (FU-crosshatch
img
drawable
inMerge
)
(gimp-image-undo-group-start img)
(define indexed (car (gimp-drawable-is-indexed drawable)))
(if (= indexed TRUE)(gimp-image-convert-rgb img))
(let* (
(width (car (gimp-drawable-width drawable)))
(height (car (gimp-drawable-height drawable)))
(old-selection (car (gimp-selection-save img)))
(image-type (car (gimp-image-base-type img)))
(layer-type (car (gimp-drawable-type drawable)))
(layer-temp1 (car (gimp-layer-new img width height layer-type "temp1" 100 LAYER-MODE-NORMAL)))
(achannel)
)
(if (eqv? (car (gimp-selection-is-empty img)) TRUE)
(gimp-drawable-fill old-selection FILL-WHITE)) ; so Empty and All are the same.
(gimp-selection-none img)
(gimp-drawable-fill layer-temp1 FILL-TRANSPARENT)
(gimp-image-insert-layer img layer-temp1 0 -1)
(gimp-layer-add-alpha layer-temp1)
(gimp-edit-copy drawable)
(gimp-floating-sel-anchor (car (gimp-edit-paste layer-temp1 0)))
;;(plug-in-gimpressionist 1 img layer-temp1 "ev_crosshatched.txt")
(plug-in-gimpressionist 1 img layer-temp1 "Crosshatch")
(gimp-image-select-item img CHANNEL-OP-REPLACE old-selection)
(gimp-selection-invert img)
(if (eqv? (car (gimp-selection-is-empty img)) FALSE) ; both Empty and All are denied
(begin
(gimp-edit-clear layer-temp1)
)
)
(gimp-item-set-name layer-temp1 "Crosshatch")
(gimp-image-select-item img CHANNEL-OP-REPLACE old-selection)
(gimp-image-remove-channel img old-selection)
(set! achannel (car (gimp-image-get-active-channel img)))
(plug-in-dilate RUN-NONINTERACTIVE img layer-temp1 1 achannel 0.99 5 0 50)
(if (= inMerge TRUE)(gimp-image-merge-visible-layers img EXPAND-AS-NECESSARY))
(gimp-image-undo-group-end img)
(gimp-displays-flush)
)
)
(script-fu-register
"FU-crosshatch"
"<Image>/Script-Fu/Artist/Crosshatched..."
"Creates a crosshatched blur effect, based on the Gimpressionist. \nfile:FU_artist_crosshatch.scm"
"Eddy Verlinden <[email protected]>"
"Eddy Verlinden"
"2007, juli"
"*"
SF-IMAGE "Image" 0
SF-DRAWABLE "Drawable" 0
SF-TOGGLE "Merge layers when complete?" FALSE
)
; end of script