75 lines
1.9 KiB
Factor
75 lines
1.9 KiB
Factor
USING: arrays kernel math opengl opengl.gl opengl.glu ui
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ui.gadgets ui.render threads ;
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IN: nehe.4
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TUPLE: nehe4-gadget rtri rquad thread quit? ;
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: width 256 ;
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: height 256 ;
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: redraw-interval 10 ;
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: <nehe4-gadget> ( -- gadget )
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nehe4-gadget construct-gadget
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0.0 over set-nehe4-gadget-rtri
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0.0 over set-nehe4-gadget-rquad ;
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M: nehe4-gadget pref-dim* ( gadget -- dim )
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drop width height 2array ;
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M: nehe4-gadget draw-gadget* ( gadget -- )
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GL_PROJECTION glMatrixMode
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glLoadIdentity
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45.0 width height / >float 0.1 100.0 gluPerspective
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GL_MODELVIEW glMatrixMode
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glLoadIdentity
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GL_SMOOTH glShadeModel
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0.0 0.0 0.0 0.0 glClearColor
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1.0 glClearDepth
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GL_DEPTH_TEST glEnable
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GL_LEQUAL glDepthFunc
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GL_PERSPECTIVE_CORRECTION_HINT GL_NICEST glHint
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GL_COLOR_BUFFER_BIT GL_DEPTH_BUFFER_BIT bitor glClear
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glLoadIdentity
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-1.5 0.0 -6.0 glTranslatef
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dup nehe4-gadget-rtri 0.0 1.0 0.0 glRotatef
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GL_TRIANGLES [
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1.0 0.0 0.0 glColor3f
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0.0 1.0 0.0 glVertex3f
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0.0 1.0 0.0 glColor3f
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-1.0 -1.0 0.0 glVertex3f
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0.0 0.0 1.0 glColor3f
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1.0 -1.0 0.0 glVertex3f
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] do-state
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glLoadIdentity
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1.5 0.0 -6.0 glTranslatef
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dup nehe4-gadget-rquad 1.0 0.0 0.0 glRotatef
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0.5 0.5 1.0 glColor3f
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GL_QUADS [
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-1.0 1.0 0.0 glVertex3f
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1.0 1.0 0.0 glVertex3f
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1.0 -1.0 0.0 glVertex3f
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-1.0 -1.0 0.0 glVertex3f
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] do-state
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dup nehe4-gadget-rtri 0.2 + over set-nehe4-gadget-rtri
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dup nehe4-gadget-rquad 0.15 - swap set-nehe4-gadget-rquad ;
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: nehe4-update-thread ( gadget -- )
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dup nehe4-gadget-quit? [
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redraw-interval sleep
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dup relayout-1
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nehe4-update-thread
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] unless ;
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M: nehe4-gadget graft* ( gadget -- )
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[ f swap set-nehe4-gadget-quit? ] keep
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[ nehe4-update-thread ] in-thread drop ;
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M: nehe4-gadget ungraft* ( gadget -- )
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t swap set-nehe4-gadget-quit? ;
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: run4 ( -- )
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<nehe4-gadget> "NeHe Tutorial 4" open-window ;
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