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