gimp/plug-ins/script-fu/scripts/rendermap.scm

87 lines
3.0 KiB
Scheme

; 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)
(set! old-gradient (car (gimp-gradients-get-gradient)))
(set! old-fg (car (gimp-palette-get-foreground)))
(set! old-bg (car (gimp-palette-get-background)))
(set! theWidth inSize)
(set! theHeight inSize)
(set! theImage (car(gimp-image-new theWidth theHeight RGB)))
(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)))
(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)))
(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-palette-set-background '(255 255 255))
(gimp-palette-set-foreground '(0 0 0))
(let ((theMask (car (gimp-layer-create-mask thinLayer 0))))
(gimp-image-add-layer-mask theImage thinLayer theMask)
(gimp-blend theMask FG-BG-RGB NORMAL
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-gradients-set-gradient inGrad)
(plug-in-gradmap TRUE theImage theLayer)
(gimp-gradients-set-gradient old-gradient)
(gimp-palette-set-background old-bg)
(gimp-palette-set-foreground old-fg)
(gimp-display-new theImage))
(script-fu-register "script-fu-render-map"
_"<Toolbox>/Xtns/Script-Fu/Patterns/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"))