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t-o-p-logo.scm
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2009-12-15
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;; Trace of Particles Effect
;; Shuji Narazaki (narazaki@InetQ.or.jp)
;; Time-stamp: <97/03/15 17:27:33 narazaki@InetQ.or.jp>
;; Version 0.2
(define (apply-t-o-p-logo-effect img
logo-layer
b-size
hit-rate
edge-size
edge-only
base-color
bg-color)
(let* (
(width (car (gimp-drawable-width logo-layer)))
(height (car (gimp-drawable-height logo-layer)))
(logo-layer-mask (car (gimp-layer-create-mask logo-layer ADD-BLACK-MASK)))
(sparkle-layer (car (gimp-layer-new img width height RGBA-IMAGE "Sparkle" 100 NORMAL-MODE)))
(shadow-layer (car (gimp-layer-new img width height RGBA-IMAGE "Shadow" 90 ADDITION-MODE)))
(bg-layer (car (gimp-layer-new img width height RGB-IMAGE "Background" 100 NORMAL-MODE)))
(selection 0)
(white '(255 255 255))
)
(gimp-context-push)
(script-fu-util-image-resize-from-layer img logo-layer)
(script-fu-util-image-add-layers img sparkle-layer shadow-layer bg-layer)
(gimp-selection-none img)
(gimp-edit-clear shadow-layer)
(gimp-edit-clear sparkle-layer)
(gimp-context-set-background base-color)
(gimp-edit-fill sparkle-layer BACKGROUND-FILL)
(gimp-selection-layer-alpha logo-layer)
(set! selection (car (gimp-selection-save img)))
(gimp-selection-grow img edge-size)
(plug-in-noisify RUN-NONINTERACTIVE img sparkle-layer FALSE
(* 0.1 hit-rate) (* 0.1 hit-rate) (* 0.1 hit-rate) 0.0)
(gimp-selection-border img edge-size)
(plug-in-noisify RUN-NONINTERACTIVE img sparkle-layer FALSE hit-rate hit-rate hit-rate 0.0)
(gimp-selection-none img)
(plug-in-sparkle RUN-NONINTERACTIVE img sparkle-layer 0.03 0.49 width 6 15 1.0 0.0 0.0 0.0 FALSE FALSE FALSE 0)
(gimp-selection-load selection)
(gimp-selection-shrink img edge-size)
(gimp-levels sparkle-layer 0 0 255 1.2 0 255)
(gimp-selection-load selection)
(gimp-selection-border img edge-size)
(gimp-levels sparkle-layer 0 0 255 0.5 0 255)
(gimp-selection-load selection)
(gimp-selection-grow img (/ edge-size 2.0))
(gimp-selection-invert img)
(gimp-edit-clear sparkle-layer)
(if (= edge-only TRUE)
(begin
(gimp-selection-load selection)
(gimp-selection-shrink img (/ edge-size 2.0))
(gimp-edit-clear sparkle-layer)
(gimp-selection-load selection)
(gimp-selection-grow img (/ edge-size 2.0))
(gimp-selection-invert img)))
(gimp-context-set-foreground '(0 0 0))
(gimp-context-set-background '(255 255 255))
(gimp-context-set-brush "Circle Fuzzy (11)")
(gimp-selection-feather img b-size)
(gimp-edit-fill shadow-layer BACKGROUND-FILL)
(gimp-selection-none img)
(gimp-context-set-background bg-color)
(gimp-edit-fill bg-layer BACKGROUND-FILL)
(gimp-drawable-set-visible logo-layer 0)
(gimp-image-set-active-layer img sparkle-layer)
(gimp-context-pop)
)
)
(define (script-fu-t-o-p-logo-alpha img
logo-layer
b-size
hit-rate
edge-size
edge-only
base-color
bg-color)
(begin
(gimp-image-undo-group-start img)
(apply-t-o-p-logo-effect img logo-layer b-size hit-rate
edge-size edge-only base-color bg-color)
(gimp-image-undo-group-end img)
(gimp-displays-flush)
)
)
(script-fu-register "script-fu-t-o-p-logo-alpha"
_"_Particle Trace..."
_"Add a Trace of Particles effect to the selected region (or alpha)"
"Shuji Narazaki (narazaki@InetQ.or.jp)"
"Shuji Narazaki"
"1997"
"RGBA"
SF-IMAGE "Image" 0
SF-DRAWABLE "Drawable" 0
SF-ADJUSTMENT _"Border size (pixels)" '(20 1 200 1 10 0 1)
SF-ADJUSTMENT _"Hit rate" '(0.2 0 1 .01 .01 2 0)
SF-ADJUSTMENT _"Edge width" '(2 0 128 1 1 0 0)
SF-TOGGLE _"Edge only" FALSE
SF-COLOR _"Base color" '(0 40 0)
SF-COLOR _"Background color" "white"
)
(script-fu-menu-register "script-fu-t-o-p-logo-alpha"
"<Image>/Filters/Alpha to Logo")
(define (script-fu-t-o-p-logo text
size
fontname
hit-rate
edge-size
edge-only
base-color
bg-color)
(let* ((img (car (gimp-image-new 256 256 RGB)))
(border (/ size 5))
(text-layer (car (gimp-text-fontname img -1 0 0 text (* border 2) TRUE size PIXELS fontname))))
(gimp-image-undo-disable img)
(apply-t-o-p-logo-effect img text-layer border hit-rate
edge-size edge-only base-color bg-color)
(gimp-image-undo-enable img)
(gimp-display-new img)
)
)
(script-fu-register "script-fu-t-o-p-logo"
_"_Particle Trace..."
_"Create a logo using a Trace Of Particles effect"
"Shuji Narazaki (narazaki@InetQ.or.jp)"
"Shuji Narazaki"
"1997"
""
SF-STRING _"Text" "GIMP"
SF-ADJUSTMENT _"Font size (pixels)" '(100 1 1000 1 10 0 1)
SF-FONT _"Font" "Becker"
SF-ADJUSTMENT _"Hit rate" '(0.2 0 1 .01 .01 2 0)
SF-ADJUSTMENT _"Edge width" '(2 0 128 1 1 0 0)
SF-TOGGLE _"Edge only" FALSE
SF-COLOR _"Base color" '(0 40 0)
SF-COLOR _"Background color" "white"
)
(script-fu-menu-register "script-fu-t-o-p-logo"
"<Image>/File/Create/Logos")