43 lines
1.2 KiB
Scheme
43 lines
1.2 KiB
Scheme
(require (lib "graphics.ss" "graphics")
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(lifted mzscheme
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make-hash-table
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hash-table-put!
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hash-table-get))
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(open-graphics)
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(define window (open-viewport "Debugger" 600 500))
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((draw-viewport window) (make-rgb 0.95 0.95 0.95))
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(define-mztake-process p ("random.ss" [x-trace 4 6 bind 'x]))
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(define largest-bin 0)
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(define valcount (make-hash-table))
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(hold (x-trace . -=> .(printf-b "largest count: ~a" largest-bin)))
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(map-e (lambda (x)
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(let* ([new-cnt (add1 (hash-table-get valcount x (lambda () 0)))]
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[color (/ new-cnt (add1 largest-bin))])
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(when (= largest-bin 250)
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(kill p))
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(when (> new-cnt largest-bin) (set! largest-bin new-cnt))
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(hash-table-put! valcount x new-cnt)
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((draw-solid-rectangle window) (make-posn (* x 6) (- 500 (* 2 new-cnt)))
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6 10 ;; width height
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(make-rgb 0 (* 0.75 color) color))))
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x-trace)
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(printf-b "count: ~a" (count-b x-trace))
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(start/resume p) |