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; Chris Gutteridge (cjg@ecs.soton.ac.uk)
; At ECS Dept, University of Southampton, England.
; 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 <https://www.gnu.org/licenses/>.
(define (script-fu-tile-blur inImage drawables inRadius inVert inHoriz inType)
(let* (
(theImage inImage)
(theLayer (vector-ref (car (gimp-image-get-selected-drawables theImage)) 0))
(theHeight (car (gimp-drawable-get-height theLayer)))
(theWidth (car (gimp-drawable-get-width theLayer)))
(horizontalRadius (* 0.32 inRadius))
(verticalRadius (* 0.32 inRadius))
)
(if (= inHoriz FALSE)
(set! horizontalRadius 0)
)
(if (= inVert FALSE)
(set! verticalRadius 0)
)
(define (pasteat xoff yoff)
(let* (
(pasted (car (gimp-edit-paste theLayer FALSE)))
(num-pasted (vector-length pasted))
(floating-sel (vector-ref pasted (- num-pasted 1)))
)
(gimp-layer-set-offsets floating-sel (* xoff theWidth) (* yoff theHeight) )
(gimp-floating-sel-anchor floating-sel)
)
)
(gimp-context-push)
(gimp-context-set-feather FALSE)
(gimp-image-undo-group-start theImage)
(gimp-layer-resize theLayer (* 3 theWidth) (* 3 theHeight) 0 0)
(gimp-image-select-rectangle theImage CHANNEL-OP-REPLACE 0 0 theWidth theHeight)
(gimp-edit-cut (vector theLayer))
(gimp-selection-none theImage)
(gimp-layer-set-offsets theLayer theWidth theHeight)
(pasteat 1 1) (pasteat 1 2) (pasteat 1 3)
(pasteat 2 1) (pasteat 2 2) (pasteat 2 3)
(pasteat 3 1) (pasteat 3 2) (pasteat 3 3)
(gimp-selection-none theImage)
(gimp-drawable-merge-new-filter theLayer "gegl:gaussian-blur" 0 LAYER-MODE-REPLACE 1.0
"std-dev-x" horizontalRadius "std-dev-y" verticalRadius "filter" "auto")
(gimp-layer-resize theLayer
theWidth theHeight (- 0 theWidth) (- 0 theHeight))
(gimp-layer-set-offsets theLayer 0 0)
(gimp-image-undo-group-end theImage)
(gimp-displays-flush)
(gimp-context-pop)
)
)
(script-fu-register-filter "script-fu-tile-blur"
_"_Tileable Blur..."
_"Blur the edges of an image so the result tiles seamlessly"
"Chris Gutteridge"
"1998, Chris Gutteridge / ECS dept, University of Southampton, England."
"25th April 1998"
"RGB*"
SF-ONE-DRAWABLE
SF-ADJUSTMENT _"Ra_dius" '(5 0 128 1 5 0 0)
SF-TOGGLE _"Blur _vertically" TRUE
SF-TOGGLE _"Blur _horizontally" TRUE
SF-OPTION _"Blur _type" '(_"IIR" _"RLE")
)
(script-fu-menu-register "script-fu-tile-blur"
"<Image>/Filters/Blur")
|
