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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 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-render-map inSize
inGrain
inGrad
inWiden)
(let* (
(theWidth inSize)
(theHeight inSize)
(theImage (car (gimp-image-new theWidth theHeight RGB)))
(theLayer)
(thinLayer)
)
(gimp-context-push)
(gimp-selection-all theImage)
(set! theLayer (car (gimp-layer-new theImage theWidth theHeight
RGBA-IMAGE
"I've got more rubber ducks than you!"
100 NORMAL-MODE)))
(gimp-image-add-layer theImage theLayer 0)
(plug-in-solid-noise TRUE theImage theLayer 1 0 (rand 65536)
inGrain inGrain inGrain)
(if (= inWiden 1)
(begin
(set! thinLayer (car (gimp-layer-new theImage theWidth theHeight
RGBA-IMAGE "Camo Thin Layer"
100 NORMAL-MODE)))
(gimp-image-add-layer theImage thinLayer 0)
(let ((theBigGrain (min 15 (* 2 inGrain))))
(plug-in-solid-noise TRUE theImage thinLayer 1 0 (rand 65536)
theBigGrain theBigGrain theBigGrain))
(gimp-context-set-background '(255 255 255))
(gimp-context-set-foreground '(0 0 0))
(let ((theMask (car (gimp-layer-create-mask thinLayer 0))))
(gimp-layer-add-mask thinLayer theMask)
(gimp-edit-blend theMask FG-BG-RGB-MODE NORMAL-MODE
GRADIENT-LINEAR 100 0 REPEAT-TRIANGULAR FALSE
FALSE 0 0 TRUE
0 0 0 (/ theHeight 2)))
(set! theLayer (car(gimp-image-flatten theImage)))))
(gimp-selection-none theImage)
(gimp-context-set-gradient inGrad)
(plug-in-gradmap TRUE theImage theLayer)
(gimp-display-new theImage)
(gimp-context-pop)))
(script-fu-register "script-fu-render-map"
_"Render _Map..."
"Another pattern which resembles a map"
"Chris Gutteridge: cjg@ecs.soton.ac.uk"
"28th April 1998"
"Chris Gutteridge / ECS @ University of Southampton, England"
""
SF-ADJUSTMENT _"Image size" '(256 0 2048 1 10 0 0)
SF-ADJUSTMENT _"Granularity" '(4 0 15 1 1 0 0)
SF-GRADIENT _"Gradient" "Land and Sea"
SF-TOGGLE _"Gradient reverse" FALSE
SF-OPTION _"Behaviour" '(_"Tile"
_"Detail in Middle"))
(script-fu-menu-register "script-fu-render-map"
_"<Toolbox>/Xtns/Script-Fu/Patterns")
|
