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GIMP Script-Fu Script | 2005-06-30 | 7.0 KB | 232 lines |
- ; The GIMP -- an image manipulation program
- ; Copyright (C) 1995 Spencer Kimball and Peter Mattis
- ;
- ; 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.
- ;
- ; 3dTruchet - a script to create Truchet patterns
- ; by Adrian Likins <aklikins@eos.ncsu.edu>
- ; http://www4.ncsu.edu/~aklikins/
- ; version about .8 give or take
- ;
- ; Lots of thanks to Quartic for his help.
- ;
- ;
- ; The utility of this script is left as an exercise for the reader.
-
- (define (center-ellipse img
- cx
- cy
- rx
- ry
- op
- aa
- feather
- frad)
- (gimp-ellipse-select img (- cx rx) (- cy ry) (+ rx rx) (+ ry ry)
- op aa feather frad))
-
- (define (use-tile img
- drawable
- height
- width
- img2
- drawable2
- xoffset
- yoffset)
- (gimp-edit-copy drawable2)
- (let ((floating-sel (car (gimp-edit-paste drawable FALSE))))
- (gimp-layer-set-offsets floating-sel xoffset yoffset)
- (gimp-floating-sel-anchor floating-sel)
- )
- )
-
-
- (define (create-tile img
- drawable1
- drawable2
- size
- thickness
- backcolor
- begincolor
- endcolor
- supersample)
- (let* (
- (half-thickness (/ thickness 2))
- (outer-radius (+ (/ size 2) half-thickness))
- (inner-radius (- (/ size 2) half-thickness))
- )
-
- (gimp-selection-all img)
- (gimp-context-set-background backcolor)
- (gimp-edit-fill drawable1 BACKGROUND-FILL)
-
- (let* (
- (tempSize (* size 3))
- (temp-img (car (gimp-image-new tempSize tempSize RGB)))
- (temp-draw (car (gimp-layer-new temp-img tempSize tempSize
- RGB-IMAGE "Jabar" 100 NORMAL-MODE)))
- (temp-draw2 (car (gimp-layer-new temp-img tempSize tempSize
- RGB-IMAGE "Jabar" 100 NORMAL-MODE))))
-
- (gimp-image-undo-disable temp-img)
- (gimp-image-add-layer temp-img temp-draw 0)
- (gimp-image-add-layer temp-img temp-draw2 0)
- (gimp-context-set-background backcolor)
- (gimp-edit-fill temp-draw BACKGROUND-FILL)
- (gimp-edit-fill temp-draw2 BACKGROUND-FILL)
-
- ;weird aint it
- (gimp-context-set-background begincolor)
- (gimp-context-set-foreground endcolor)
-
- (center-ellipse temp-img size size outer-radius outer-radius
- CHANNEL-OP-REPLACE TRUE FALSE 0)
- (center-ellipse temp-img size size inner-radius inner-radius
- CHANNEL-OP-SUBTRACT TRUE FALSE 0)
-
- (center-ellipse temp-img (* size 2) (* size 2) outer-radius outer-radius
- CHANNEL-OP-ADD TRUE FALSE 0)
- (center-ellipse temp-img (* size 2) (* size 2) inner-radius inner-radius
- CHANNEL-OP-SUBTRACT TRUE FALSE 0)
-
- (gimp-edit-blend temp-draw FG-BG-RGB-MODE NORMAL-MODE
- GRADIENT-SHAPEBURST-ANGULAR 100 0 REPEAT-NONE FALSE
- supersample 3 .2 TRUE
- size size (* size 2) (/ size 2))
-
- (center-ellipse temp-img size (* size 2) outer-radius outer-radius
- CHANNEL-OP-REPLACE TRUE FALSE 0)
- (center-ellipse temp-img size (* size 2) inner-radius inner-radius
- CHANNEL-OP-SUBTRACT TRUE FALSE 0)
-
- (center-ellipse temp-img (* size 2) size outer-radius outer-radius
- CHANNEL-OP-ADD TRUE FALSE 0)
- (center-ellipse temp-img (* size 2) size inner-radius inner-radius
- CHANNEL-OP-SUBTRACT TRUE FALSE 0)
-
- ;(gimp-edit-fill temp-img temp-draw2 BACKGROUND-FILL)
-
- (gimp-edit-blend temp-draw2 FG-BG-RGB-MODE NORMAL-MODE
- GRADIENT-SHAPEBURST-ANGULAR 100 0 REPEAT-NONE FALSE
- supersample 3 .2 TRUE
- size size (* size 2) (* size 2))
-
- (gimp-selection-none temp-img)
-
- (gimp-image-resize temp-img size size (- size) (- size))
- ; woo hoo it works....finally...
-
-
- (gimp-selection-all temp-img)
- (gimp-edit-copy temp-draw)
- (let ((floating-sel (car (gimp-edit-paste drawable2 FALSE))))
- (gimp-floating-sel-anchor floating-sel))
-
- (gimp-edit-copy temp-draw2)
- (let ((floating-sel (car (gimp-edit-paste drawable1 FALSE))))
- (gimp-floating-sel-anchor floating-sel))
-
- ;(let ((drawble (car (gimp-drawable-transform-flip-simple img drawable1
- ; ORIENTATION-HORIZONTAL
- ; TRUE 0 TRUE)))))
-
-
- ;(gimp-display-new temp-img)
- (gimp-image-delete temp-img)
- )
- )
- )
-
-
- (define (script-fu-3dtruchet size
- thickness
- backcolor
- begincolor
- endcolor
- supersample
- xtiles
- ytiles)
- (let* (
- (width (* size xtiles))
- (height (* size ytiles))
- (img (car (gimp-image-new width height RGB)))
- (tile (car (gimp-image-new size size RGB)))
- (layer-one (car (gimp-layer-new img width height
- RGB-IMAGE "Rambis" 100 NORMAL-MODE)))
- (tiledraw1 (car (gimp-layer-new tile size size
- RGB-IMAGE "Johnson" 100 NORMAL-MODE)))
- (tiledraw2 (car (gimp-layer-new tile size size
- RGB-IMAGE "Cooper" 100 NORMAL-MODE)))
- (Xindex 0)
- (Yindex 0))
-
- (gimp-context-push)
-
- (gimp-image-undo-disable img)
- (gimp-image-undo-disable tile)
-
- (gimp-image-add-layer img layer-one 0)
- (gimp-image-add-layer tile tiledraw1 0)
- (gimp-image-add-layer tile tiledraw2 0)
-
- ;just to look a little better
- (gimp-selection-all img)
- (gimp-context-set-background backcolor)
- (gimp-edit-fill layer-one BACKGROUND-FILL)
- (gimp-selection-none img)
-
- (create-tile tile tiledraw1 tiledraw2 size thickness
- backcolor begincolor endcolor supersample)
-
-
- (while (<= Xindex xtiles)
- (while (<= Yindex ytiles)
- (if (= (rand 2) 0)
- (use-tile img layer-one height width tile
- tiledraw1 (* Xindex size) (* Yindex size))
- (use-tile img layer-one height width tile
- tiledraw2 (* Xindex size) (* Yindex size))
- )
- (set! Yindex (+ Yindex 1))
- )
- (set! Yindex 0)
- (set! Xindex (+ Xindex 1))
- )
-
- (gimp-image-delete tile)
- (gimp-image-undo-enable img)
- (gimp-display-new img)
-
- (gimp-context-pop)))
-
- (script-fu-register "script-fu-3dtruchet"
- _"3_D Truchet..."
- "3D Truchet pattern"
- "Adrian Likins <aklikins@eos.ncsu.edu>"
- "Adrian Likins"
- "1997"
- ""
- SF-ADJUSTMENT _"Block size" '(64 5 1000 1 10 0 1)
- SF-ADJUSTMENT _"Thickness" '(12 2 100 1 10 0 1)
- SF-COLOR _"Background color" '(255 255 255)
- SF-COLOR _"Start blend" '(0 0 0)
- SF-COLOR _"End blend" '(255 255 255)
- SF-TOGGLE _"Supersample" TRUE
- SF-ADJUSTMENT _"Number of X tiles" '(5 1 1000 1 10 0 1)
- SF-ADJUSTMENT _"Number of Y tiles" '(5 1 1000 1 10 0 1))
-
- (script-fu-menu-register "script-fu-3dtruchet"
- _"<Toolbox>/Xtns/Script-Fu/Patterns")
-