home *** CD-ROM | disk | FTP | other *** search
GIMP Script-Fu Script | 2005-06-30 | 2.8 KB | 90 lines |
- ; 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 2 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.
-
-
- (define (script-fu-coffee-stain inImage
- inLayer
- inNumber
- inDark)
-
- (set! theImage inImage)
- (set! theHeight (car (gimp-image-height theImage)))
- (set! theWidth (car (gimp-image-width theImage)))
- (set! theNumber inNumber)
- (set! theSize (min theWidth theHeight))
-
- (gimp-context-push)
-
- (gimp-image-undo-group-start theImage)
-
- (while (> theNumber 0)
- (set! theNumber (- theNumber 1))
- (set! theStain (car (gimp-layer-new theImage theSize theSize
- RGBA-IMAGE "Stain" 100
- (if (= inDark TRUE)
- DARKEN-ONLY-MODE NORMAL-MODE))))
-
- (gimp-image-add-layer theImage theStain 0)
- (gimp-selection-all theImage)
- (gimp-edit-clear theStain)
-
- (let ((blobSize (/ (rand (- theSize 40)) (+ (rand 3) 1))))
- (gimp-ellipse-select theImage
- (/ (- theSize blobSize) 2)
- (/ (- theSize blobSize) 2)
- blobSize blobSize CHANNEL-OP-REPLACE TRUE 0 FALSE))
-
- (script-fu-distress-selection theImage theStain
- (* (+ (rand 15) 1) (+ (rand 15) 1))
- (/ theSize 25) 4 2 TRUE TRUE)
-
- (gimp-context-set-gradient "Coffee")
-
- (gimp-edit-blend theStain CUSTOM-MODE NORMAL-MODE
- GRADIENT-SHAPEBURST-DIMPLED 100 0 REPEAT-NONE FALSE
- FALSE 0 0 TRUE
- 0 0 0 0)
-
- (gimp-layer-set-offsets theStain
- (- (rand theWidth) (/ theSize 2))
- (- (rand theHeight) (/ theSize 2)) theSize))
-
- (gimp-selection-none theImage)
-
- (gimp-image-undo-group-end theImage)
-
- (gimp-displays-flush)
-
- (gimp-context-pop))
-
- ; Register the function with the GIMP:
-
- (script-fu-register "script-fu-coffee-stain"
- _"_Coffee Stain..."
- "Draws realistic looking coffee stains"
- "Chris Gutteridge"
- "1998, Chris Gutteridge / ECS dept, University of Southampton, England."
- "25th April 1998"
- "RGB*"
- SF-IMAGE "The image" 0
- SF-DRAWABLE "The layer" 0
- SF-ADJUSTMENT _"Stains" '(3 1 10 1 1 0 0)
- SF-TOGGLE _"Darken only\n(Better, but only for images with alot of white)" TRUE)
-
- (script-fu-menu-register "script-fu-coffee-stain"
- _"<Image>/Script-Fu/Decor")
-