67 lines
1.7 KiB
Factor
67 lines
1.7 KiB
Factor
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USING: kernel namespaces threads sequences math math.vectors combinators.cleave
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opengl.gl opengl colors ui ui.gadgets ui.gadgets.slate
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bake rewrite-closures vars springies ;
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IN: springies.ui
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! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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: draw-node ( node -- ) node-pos { -5 -5 } v+ dup { 10 10 } v+ gl-rect ;
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: draw-spring ( spring -- )
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[ spring-node-a node-pos ] [ spring-node-b node-pos ] bi gl-line ;
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: draw-nodes ( -- ) nodes> [ draw-node ] each ;
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: draw-springs ( -- ) springs> [ draw-spring ] each ;
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: set-projection ( -- )
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GL_PROJECTION glMatrixMode
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glLoadIdentity
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0 world-width 1- 0 world-height 1- -1 1 glOrtho
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GL_MODELVIEW glMatrixMode
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glLoadIdentity ;
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: display ( -- ) set-projection black gl-color draw-nodes draw-springs ;
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! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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VAR: slate
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VAR: loop
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: update-world-size ( -- ) slate> rect-dim >world-size ;
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: refresh-slate ( -- ) slate> relayout-1 ;
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DEFER: maybe-loop
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: run ( -- )
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update-world-size
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iterate-system
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refresh-slate
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yield
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maybe-loop ;
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: maybe-loop ( -- ) loop> [ run ] when ;
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! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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: springies-window* ( -- )
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C[ display ] <slate> >slate
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{ 800 600 } slate> set-slate-dim
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C[ { 500 500 } >world-size loop on [ run ] in-thread ]
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slate> set-slate-graft
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C[ loop off ] slate> set-slate-ungraft
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slate> "Springies" open-window ;
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: springies-window ( -- ) [ [ springies-window* ] with-scope ] with-ui ;
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! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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: go* ( quot -- )
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[ [ [ springies-window* 1000 sleep % ] with-scope ] with-ui ] bake call ;
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