56 lines
1.9 KiB
Scheme
56 lines
1.9 KiB
Scheme
;
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; Swirl-tile
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; produces a (hope-fully) seamlessly tiling swirling effect
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;
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; Adrian Likins <aklikins@eos.ncsu.edu>
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;
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; http://www4.ncsu.edu/eos/users/a/aklikins/pub/gimp/
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;
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(define (script-fu-swirl-tile depth azimuth elevation blurRadius height width whirl-amount noise-level bg-color)
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(let* ((img (car (gimp-image-new width height RGB)))
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(layer-one (car (gimp-layer-new img width height RGB "TEST" 100 NORMAL)))
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(cx (/ width 2))
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(cy (/ height 2))
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(old-bg (car (gimp-palette-get-background))))
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(gimp-image-disable-undo img)
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(gimp-palette-set-background bg-color)
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(gimp-edit-fill img layer-one)
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(gimp-image-add-layer img layer-one 0)
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(plug-in-noisify 1 img layer-one FALSE noise-level noise-level noise-level 1.0)
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(plug-in-whirl-pinch 1 img layer-one whirl-amount 0.0 1.0)
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(plug-in-whirl-pinch 1 img layer-one whirl-amount 0.0 1.0)
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(plug-in-whirl-pinch 1 img layer-one whirl-amount 0.0 1.0)
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(gimp-channel-ops-offset img layer-one TRUE 0 cx cy)
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(plug-in-whirl-pinch 1 img layer-one whirl-amount 0.0 1.0)
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(plug-in-whirl-pinch 1 img layer-one whirl-amount 0.0 1.0)
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(plug-in-whirl-pinch 1 img layer-one whirl-amount 0.0 1.0)
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(plug-in-gauss-rle 1 img layer-one blurRadius TRUE TRUE)
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(plug-in-bump-map 1 img layer-one layer-one azimuth elevation depth 0 0 0 0 FALSE FALSE 0)
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(gimp-display-new img)
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(gimp-image-enable-undo img)))
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(script-fu-register "script-fu-swirl-tile"
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"<Toolbox>/Xtns/Script-Fu/Patterns/Swirl-Tile"
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"Create an interesting swirled tile"
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"Adrian Likins <aklikins@eos.ncsu.edu>"
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"Adrian Likins"
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"1997"
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""
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SF-VALUE "Depth" "10"
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SF-VALUE "Azimuth" "135"
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SF-VALUE "Elevation" "45"
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SF-VALUE "Blur Radius" "3"
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SF-VALUE "Height" "256"
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SF-VALUE "Width" "256"
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SF-VALUE "Whirl Amount" "320"
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SF-VALUE "Roughness" ".5"
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SF-COLOR "Backgound Color" '(255 255 255))
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