coolmetal-logo.scm 6.08 KB
Newer Older
Elliot Lee's avatar
Elliot Lee committed
1 2 3 4 5 6
;  COOL-METAL
;  Create a text effect that looks like metal with a reflection of
;  the horizon, a reflection of the text in the mirrored ground, and
;  an interesting dropshadow
;  This script was inspired by Rob Malda's 'coolmetal.gif' graphic

7 8 9 10
(define (apply-cool-metal-logo-effect img
				      logo-layer
				      size
				      bg-color
11 12
				      gradient
				      gradient-reverse)
13
  (let* ((feather (/ size 5))
Elliot Lee's avatar
Elliot Lee committed
14 15 16 17 18
	 (smear 7.5)
	 (period (/ size 3))
	 (amplitude (/ size 40))
	 (shrink (+ 1 (/ size 30)))
	 (depth (/ size 20))
19 20
	 (width (car (gimp-drawable-width logo-layer)))
	 (height (car (gimp-drawable-height logo-layer)))
21 22
	 (posx (- (car (gimp-drawable-offsets logo-layer))))
	 (posy (- (cadr (gimp-drawable-offsets logo-layer))))
Elliot Lee's avatar
Elliot Lee committed
23 24
	 (img-width (+ width (* 0.15 height) 10))
	 (img-height (+ (* 1.85 height) 10))
25 26 27
	 (bg-layer (car (gimp-layer-new img img-width img-height RGB-IMAGE "Background" 100 NORMAL-MODE)))
	 (shadow-layer (car (gimp-layer-new img img-width img-height RGBA-IMAGE "Shadow" 100 NORMAL-MODE)))
	 (reflect-layer (car (gimp-layer-new img width height RGBA-IMAGE "Reflection" 100 NORMAL-MODE)))
Elliot Lee's avatar
Elliot Lee committed
28 29 30
	 (channel 0)
	 (fs 0)
	 (layer-mask 0)
31
	 (old-gradient (car (gimp-gradients-get-gradient)))
Elliot Lee's avatar
Elliot Lee committed
32 33
	 (old-fg (car (gimp-palette-get-foreground)))
	 (old-bg (car (gimp-palette-get-background))))
34

35 36
    (gimp-selection-none img)
    (gimp-image-resize img img-width img-height posx posy)
Elliot Lee's avatar
Elliot Lee committed
37 38 39
    (gimp-image-add-layer img bg-layer 1)
    (gimp-image-add-layer img reflect-layer 1)
    (gimp-image-add-layer img shadow-layer 1)
40
    (gimp-layer-set-preserve-trans logo-layer TRUE)
Elliot Lee's avatar
Elliot Lee committed
41 42

    (gimp-palette-set-background bg-color)
43
    (gimp-edit-fill bg-layer BACKGROUND-FILL)
44
    (gimp-edit-clear reflect-layer)
Elliot Lee's avatar
Elliot Lee committed
45
    (gimp-palette-set-background '(0 0 0))
46
    (gimp-edit-fill shadow-layer BACKGROUND-FILL)
Elliot Lee's avatar
Elliot Lee committed
47

48
    (gimp-gradients-set-gradient gradient)
49

50
    (gimp-blend logo-layer CUSTOM-MODE NORMAL-MODE
51
		GRADIENT-LINEAR 100 0 REPEAT-NONE gradient-reverse
52 53 54
		FALSE 0 0 TRUE
		0 0 0 (+ height 5))

Elliot Lee's avatar
Elliot Lee committed
55
    (gimp-rect-select img 0 (- (/ height 2) feather) img-width (* 2 feather) REPLACE 0 0)
56
    (plug-in-gauss-iir 1 img logo-layer smear TRUE TRUE)
Elliot Lee's avatar
Elliot Lee committed
57
    (gimp-selection-none img)
58 59 60
    (plug-in-ripple 1 img logo-layer period amplitude 1 0 1 TRUE FALSE)
    (gimp-layer-translate logo-layer 5 5)
    (gimp-layer-resize logo-layer img-width img-height 5 5)
Elliot Lee's avatar
Elliot Lee committed
61

62
    (gimp-selection-layer-alpha logo-layer)
Elliot Lee's avatar
Elliot Lee committed
63 64 65 66
    (set! channel (car (gimp-selection-save img)))
    (gimp-selection-shrink img shrink)
    (gimp-selection-invert img)
    (plug-in-gauss-rle 1 img channel feather TRUE TRUE)
67
    (gimp-selection-layer-alpha logo-layer)
Elliot Lee's avatar
Elliot Lee committed
68 69
    (gimp-selection-invert img)
    (gimp-palette-set-background '(0 0 0))
70
    (gimp-edit-fill channel BACKGROUND-FILL)
Elliot Lee's avatar
Elliot Lee committed
71 72
    (gimp-selection-none img)

73
    (plug-in-bump-map 1 img logo-layer channel 135 45 depth 0 0 0 0 FALSE FALSE 0)
Elliot Lee's avatar
Elliot Lee committed
74

75
    (gimp-selection-layer-alpha logo-layer)
76 77 78
    (set! fs (car (gimp-selection-float shadow-layer 0 0)))
    (gimp-edit-clear shadow-layer)
    (gimp-perspective fs FALSE
Elliot Lee's avatar
Elliot Lee committed
79 80 81 82 83 84 85 86
		      (+ 5 (* 0.15 height)) (- height (* 0.15 height))
		      (+ 5 width (* 0.15 height)) (- height (* 0.15 height))
		      5 height
		      (+ 5 width) height)
    (gimp-floating-sel-anchor fs)
    (plug-in-gauss-rle 1 img shadow-layer smear TRUE TRUE)

    (gimp-rect-select img 5 5 width height REPLACE FALSE 0)
87
    (gimp-edit-copy logo-layer)
88
    (set! fs (car (gimp-edit-paste reflect-layer FALSE)))
Elliot Lee's avatar
Elliot Lee committed
89
    (gimp-floating-sel-anchor fs)
90
    (gimp-scale reflect-layer FALSE 0 0 width (* 0.85 height))
91
    (gimp-flip reflect-layer 1)
Elliot Lee's avatar
Elliot Lee committed
92 93
    (gimp-layer-set-offsets reflect-layer 5 (+ 3 height))

94
    (set! layer-mask (car (gimp-layer-create-mask reflect-layer ADD-WHITE-MASK)))
95
    (gimp-layer-add-mask reflect-layer layer-mask)
Elliot Lee's avatar
Elliot Lee committed
96 97
    (gimp-palette-set-foreground '(255 255 255))
    (gimp-palette-set-background '(0 0 0))
98
    (gimp-blend layer-mask FG-BG-RGB-MODE NORMAL-MODE
99
		GRADIENT-LINEAR 100 0 REPEAT-NONE FALSE
100 101
		FALSE 0 0 TRUE
		0 (- (/ height 2)) 0 height)
Elliot Lee's avatar
Elliot Lee committed
102 103 104

    (gimp-image-remove-channel img channel)

105
    (gimp-gradients-set-gradient old-gradient)
Elliot Lee's avatar
Elliot Lee committed
106
    (gimp-palette-set-background old-bg)
107 108 109 110 111 112 113
    (gimp-palette-set-foreground old-fg)))


(define (script-fu-cool-metal-logo-alpha img
					 logo-layer
					 size
					 bg-color
114 115
					 gradient
					 gradient-reverse)
116
  (begin
117
    (gimp-image-undo-group-start img)
118 119
    (apply-cool-metal-logo-effect img logo-layer size bg-color
				  gradient gradient-reverse)
120
    (gimp-image-undo-group-end img)
121 122 123
    (gimp-displays-flush)))

(script-fu-register "script-fu-cool-metal-logo-alpha"
124
		    _"<Image>/Script-Fu/Alpha to Logo/Cool _Metal..."
125 126 127 128 129
		    "Metallic logos with reflections and perspective shadows"
		    "Spencer Kimball & Rob Malda"
		    "Spencer Kimball & Rob Malda"
		    "1997"
		    "RGBA"
130 131
                    SF-IMAGE      "Image"                 0
                    SF-DRAWABLE   "Drawable"              0
132
		    SF-ADJUSTMENT _"Effect Size (pixels)" '(100 2 1000 1 10 0 1)
133 134 135
		    SF-COLOR      _"Background Color"     '(255 255 255)
		    SF-GRADIENT   _"Gradient"             "Horizon 1"
		    SF-TOGGLE     _"Gradient Reverse"     FALSE)
136 137 138 139 140 141


(define (script-fu-cool-metal-logo text
				   size
				   font
				   bg-color
142 143
				   gradient
				   gradient-reverse)
144
  (let* ((img (car (gimp-image-new 256 256 RGB)))
145 146
	 (text-layer (car (gimp-text-fontname img -1 0 0 text 0 TRUE
					      size PIXELS font))))
147
    (gimp-image-undo-disable img)
148
    (gimp-drawable-set-name text-layer text)
149 150
    (apply-cool-metal-logo-effect img text-layer size bg-color
				  gradient gradient-reverse)
Marc Lehmann's avatar
Marc Lehmann committed
151
    (gimp-image-undo-enable img)
Elliot Lee's avatar
Elliot Lee committed
152 153 154
    (gimp-display-new img)))

(script-fu-register "script-fu-cool-metal-logo"
155
		    _"<Toolbox>/Xtns/Script-Fu/Logos/Cool _Metal..."
Elliot Lee's avatar
Elliot Lee committed
156 157 158 159 160
		    "Metallic logos with reflections and perspective shadows"
		    "Spencer Kimball & Rob Malda"
		    "Spencer Kimball & Rob Malda"
		    "1997"
		    ""
161
		    SF-STRING     _"Text"               "Cool Metal"
162
		    SF-ADJUSTMENT _"Font Size (pixels)" '(100 2 1000 1 10 0 1)
163 164 165 166
		    SF-FONT       _"Font"               "Crillee"
		    SF-COLOR      _"Background Color"   '(255 255 255)
		    SF-GRADIENT   _"Gradient"           "Horizon 1"
		    SF-TOGGLE     _"Gradient Reverse"   FALSE)