/usr/share/gimp/2.0/scripts/chrome-logo.scm is in gimp-data 2.6.12-1ubuntu1.4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 | ; CHROME-LOGOS
(define (apply-chrome-logo-effect img
logo-layer
offsets
bg-color)
(let* (
(offx1 (* offsets 0.4))
(offy1 (* offsets 0.3))
(offx2 (* offsets (- 0.4)))
(offy2 (* offsets (- 0.3)))
(feather (* offsets 0.5))
(width (car (gimp-drawable-width logo-layer)))
(height (car (gimp-drawable-height logo-layer)))
(layer1 (car (gimp-layer-new img width height RGBA-IMAGE "Layer 1" 100 DIFFERENCE-MODE)))
(layer2 (car (gimp-layer-new img width height RGBA-IMAGE "Layer 2" 100 DIFFERENCE-MODE)))
(layer3 (car (gimp-layer-new img width height RGBA-IMAGE "Layer 3" 100 NORMAL-MODE)))
(shadow (car (gimp-layer-new img width height RGBA-IMAGE "Drop Shadow" 100 NORMAL-MODE)))
(background (car (gimp-layer-new img width height RGB-IMAGE "Background" 100 NORMAL-MODE)))
(layer-mask (car (gimp-layer-create-mask layer1 ADD-BLACK-MASK)))
)
(gimp-context-push)
(script-fu-util-image-resize-from-layer img logo-layer)
(script-fu-util-image-add-layers img layer1 layer2 layer3 shadow background)
(gimp-context-set-background '(255 255 255))
(gimp-selection-none img)
(gimp-edit-fill layer1 BACKGROUND-FILL)
(gimp-edit-fill layer2 BACKGROUND-FILL)
(gimp-edit-fill layer3 BACKGROUND-FILL)
(gimp-edit-clear shadow)
(gimp-selection-layer-alpha logo-layer)
(gimp-drawable-set-visible logo-layer FALSE)
(gimp-drawable-set-visible shadow FALSE)
(gimp-drawable-set-visible background FALSE)
(gimp-context-set-background '(0 0 0))
(gimp-edit-fill layer1 BACKGROUND-FILL)
(gimp-selection-translate img offx1 offy1)
(gimp-selection-feather img feather)
(gimp-edit-fill layer2 BACKGROUND-FILL)
(gimp-selection-translate img (* 2 offx2) (* 2 offy2))
(gimp-edit-fill layer3 BACKGROUND-FILL)
(gimp-selection-none img)
(set! layer1 (car (gimp-image-merge-visible-layers img CLIP-TO-IMAGE)))
; if the original image contained more than one visible layer:
(while (> (car (gimp-image-get-layer-position img layer1))
(car (gimp-image-get-layer-position img shadow)))
(gimp-image-raise-layer img layer1)
)
(gimp-invert layer1)
(gimp-layer-add-mask layer1 layer-mask)
(gimp-selection-layer-alpha logo-layer)
(gimp-context-set-background '(255 255 255))
(gimp-selection-feather img feather)
(gimp-edit-fill layer-mask BACKGROUND-FILL)
(gimp-context-set-background '(0 0 0))
(gimp-selection-translate img offx1 offy1)
(gimp-edit-fill shadow BACKGROUND-FILL)
(gimp-selection-none img)
(gimp-context-set-background bg-color)
(gimp-edit-fill background BACKGROUND-FILL)
(gimp-drawable-set-visible shadow TRUE)
(gimp-drawable-set-visible background TRUE)
(gimp-drawable-set-name layer1 (car (gimp-drawable-get-name logo-layer)))
(gimp-image-remove-layer img logo-layer)
(gimp-context-pop)
)
)
(define (script-fu-chrome-logo-alpha img
logo-layer
offsets
bg-color)
(begin
(gimp-image-undo-group-start img)
(apply-chrome-logo-effect img logo-layer offsets bg-color)
(gimp-image-undo-group-end img)
(gimp-displays-flush)
)
)
(script-fu-register "script-fu-chrome-logo-alpha"
_"C_hrome..."
_"Add a simple chrome effect to the selected region (or alpha)"
"Spencer Kimball"
"Spencer Kimball & Peter Mattis"
"1997"
"RGBA"
SF-IMAGE "Image" 0
SF-DRAWABLE "Drawable" 0
SF-ADJUSTMENT _"Offsets (pixels * 2)" '(10 2 100 1 10 0 1)
SF-COLOR _"Background Color" "lightgrey"
)
(script-fu-menu-register "script-fu-chrome-logo-alpha"
"<Image>/Filters/Alpha to Logo")
(define (script-fu-chrome-logo text
size
font
bg-color)
(let* (
(img (car (gimp-image-new 256 256 RGB)))
(b-size (* size 0.2))
(text-layer (car (gimp-text-fontname img -1 0 0 text b-size TRUE size PIXELS font)))
)
(gimp-image-undo-disable img)
(apply-chrome-logo-effect img text-layer (* size 0.1) bg-color)
(gimp-image-undo-enable img)
(gimp-display-new img)
)
)
(script-fu-register "script-fu-chrome-logo"
_"C_hrome..."
_"Create a simplistic, but cool, chromed logo"
"Spencer Kimball"
"Spencer Kimball & Peter Mattis"
"1997"
""
SF-STRING _"Text" "GIMP"
SF-ADJUSTMENT _"Font size (pixels)" '(100 2 1000 1 10 0 1)
SF-FONT _"Font" "Bodoni"
SF-COLOR _"Background color" "lightgrey"
)
(script-fu-menu-register "script-fu-chrome-logo"
"<Image>/File/Create/Logos")
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