mirror of https://github.com/GNOME/gimp.git
75 lines
2.6 KiB
Scheme
75 lines
2.6 KiB
Scheme
;
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;
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;
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; Chris Gutteridge (cjg@ecs.soton.ac.uk)
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; At ECS Dept, University of Southampton, England.
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; This program is free software; you can redistribute it and/or modify
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; it under the terms of the GNU General Public License as published by
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; the Free Software Foundation; either version 2 of the License, or
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; (at your option) any later version.
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;
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; This program is distributed in the hope that it will be useful,
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; but WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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; GNU General Public License for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with this program; if not, write to the Free Software
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; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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(define (script-fu-render-map inSize inGrain inGrad inWiden)
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(set! theWidth inSize)
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(set! theHeight inSize)
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(set! theImage (car(gimp-image-new theWidth theHeight RGB)))
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(gimp-selection-all theImage)
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(set! theLayer (car (gimp-layer-new theImage theWidth theHeight RGBA_IMAGE "I've got more rubber ducks than you!" 100 NORMAL)))
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(gimp-image-add-layer theImage theLayer 0)
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(plug-in-solid-noise TRUE theImage theLayer 1 0 (rand 65536) inGrain inGrain inGrain)
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(if (= inWiden TRUE) (begin
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(set! thinLayer (car (gimp-layer-new theImage theWidth theHeight RGBA_IMAGE "Camo Thin Layer" 100 NORMAL)))
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(gimp-image-add-layer theImage thinLayer 0)
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(let ((theBigGrain (min 15 (* 2 inGrain))))
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(plug-in-solid-noise TRUE theImage thinLayer 1 0 (rand 65536) theBigGrain theBigGrain theBigGrain)
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)
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(gimp-palette-set-background '(255 255 255))
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(gimp-palette-set-foreground '(0 0 0))
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(let ((theMask (car(gimp-layer-create-mask thinLayer 0))))
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(gimp-image-add-layer-mask theImage thinLayer theMask)
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(gimp-blend theMask FG-BG-RGB NORMAL LINEAR 100
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0 REPEAT-TRIANGULAR FALSE 0 0 0 0 0 (/ theHeight 2) )
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)
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(set! theLayer (car(gimp-image-flatten theImage)))
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))
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(gimp-selection-none theImage)
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(gimp-gradients-set-active inGrad)
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(plug-in-gradmap TRUE theImage theLayer)
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(gimp-display-new theImage)
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)
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; Register the function with the GIMP:
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(script-fu-register
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"script-fu-render-map"
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"<Toolbox>/Xtns/Script-Fu/Patterns/Render Map"
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"foo"
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"Chris Gutteridge: cjg@ecs.soton.ac.uk"
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"28th April 1998"
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"Chris Gutteridge / ECS @ University of Southampton, England"
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""
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SF-ADJUSTMENT "Image Size" '(256 0 2048 1 10 0 0)
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SF-ADJUSTMENT "Granularity (0 - 15)" '(4 0 15 1 1 0 0)
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SF-GRADIENT "Gradient" "Land_and_Sea"
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SF-TOGGLE "TRUE = Detail in middle, FALSE = tile" FALSE
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)
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