46 lines
1.5 KiB
Racket
46 lines
1.5 KiB
Racket
#lang syndicate
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(module+ main
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(require syndicate/distributed/tcp)
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(require syndicate/drivers/timer)
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(require syndicate/gensym)
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(require racket/math)
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(require "schemas/scene.rkt")
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(require "schemas/shapes.rkt")
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(assertion-struct SceneHandle (ds))
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(standard-actor-system (ds)
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(define (on-connected remote-ds)
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(at remote-ds
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(during (SceneHandle $scene-e)
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(define scene (embedded-value scene-e))
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(define (bouncy-box)
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(define me (symbol->string (strong-gensym 'user)))
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(define x (* (- (random) 0.5) 100))
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(define y0 (+ 1.0 (* (random) 10)))
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(define z (* (- (random) 0.5) 100))
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(define r (random))
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(define g (random))
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(define b (random))
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(define-field y y0)
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(define start-time (current-inexact-milliseconds))
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(define-field deadline start-time)
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(at ds
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(on (asserted (LaterThan (deadline)))
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(deadline (+ (deadline) (/ 1000 30)))
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(y (+ y0 (cos (/ (- (deadline) start-time) 1000.0 (/ 1 2 pi)))))))
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(at scene
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(assert (Variable me 'y (y)))
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(assert (Sprite me '(y) (Move (ImmediateVector3 x 'y z) (Color-opaque r g b (Box)))))))
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(for [(i 100)] (bouncy-box)))))
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(run-tcp-client-relay ds #:hostname "localhost" #;"vr.demo.leastfixedpoint.com" #:port 9001
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#:import (lambda (v) (on-connected (embedded-value v))))))
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