factor/extra/bunny/bunny.factor

59 lines
1.7 KiB
Factor
Executable File

USING: accessors arrays bunny.cel-shaded bunny.fixed-pipeline
bunny.model bunny.outlined destructors kernel math opengl.demo-support
opengl.gl sequences ui ui.gadgets ui.gadgets.worlds ui.gestures
ui.render words ;
IN: bunny
TUPLE: bunny-gadget < demo-gadget model-triangles geom draw-seq draw-n ;
: <bunny-gadget> ( -- bunny-gadget )
0.0 0.0 0.375 bunny-gadget new-demo-gadget
maybe-download read-model >>model-triangles ;
: bunny-gadget-draw ( gadget -- draw )
[ draw-n>> ] [ draw-seq>> ] bi nth ;
: bunny-gadget-next-draw ( gadget -- )
dup [ draw-seq>> ] [ draw-n>> ] bi
1+ swap length mod
>>draw-n relayout-1 ;
M: bunny-gadget graft* ( gadget -- )
dup find-gl-context
GL_DEPTH_TEST glEnable
dup model-triangles>> <bunny-geom> >>geom
dup
[ <bunny-fixed-pipeline> ]
[ <bunny-cel-shaded> ]
[ <bunny-outlined> ] tri 3array
sift >>draw-seq
0 >>draw-n
drop ;
M: bunny-gadget ungraft* ( gadget -- )
dup find-gl-context
[ geom>> [ dispose ] when* ]
[ draw-seq>> [ [ dispose ] when* ] each ] bi ;
M: bunny-gadget draw-gadget* ( gadget -- )
dup draw-seq>> empty? [ drop ] [
0.15 0.15 0.15 1.0 glClearColor
GL_DEPTH_BUFFER_BIT GL_COLOR_BUFFER_BIT bitor glClear
dup demo-gadget-set-matrices
GL_MODELVIEW glMatrixMode
0.02 -0.105 0.0 glTranslatef
[ geom>> ] [ bunny-gadget-draw ] bi draw-bunny
] if ;
M: bunny-gadget pref-dim* ( gadget -- dim )
drop { 640 480 } ;
bunny-gadget H{
{ T{ key-down f f "TAB" } [ bunny-gadget-next-draw ] }
} set-gestures
: bunny-window ( -- )
[ <bunny-gadget> "Bunny" open-window ] with-ui ;
MAIN: bunny-window