diff options
Diffstat (limited to 'L-system/L-system.factor')
-rw-r--r-- | L-system/L-system.factor | 511 |
1 files changed, 0 insertions, 511 deletions
diff --git a/L-system/L-system.factor b/L-system/L-system.factor deleted file mode 100644 index cc91042..0000000 --- a/L-system/L-system.factor +++ /dev/null @@ -1,511 +0,0 @@ - -USING: accessors arrays assocs calendar colors -combinators.short-circuit help.markup help.syntax kernel locals -math math.functions math.matrices math.order math.parser -math.trig math.vectors opengl opengl.demo-support opengl.gl -sbufs sequences strings threads ui.gadgets ui.gadgets.worlds -ui.gestures ui.render ui.tools.workspace ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -IN: L-system - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -TUPLE: <turtle> pos ori angle length thickness color vertices saved ; - -DEFER: default-L-parser-values - -: reset-turtle ( turtle -- turtle ) - { 0 0 0 } clone >>pos - 3 identity-matrix >>ori - V{ } clone >>vertices - V{ } clone >>saved - - default-L-parser-values ; - -: turtle ( -- turtle ) <turtle> new reset-turtle ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: step-turtle ( TURTLE LENGTH -- turtle ) - - TURTLE - TURTLE pos>> TURTLE ori>> { 0 0 LENGTH } m.v v+ - >>pos ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: Rx ( ANGLE -- Rx ) - - [let | ANGLE [ ANGLE deg>rad ] | - - [let | A [ ANGLE cos ] - B [ ANGLE sin neg ] - C [ ANGLE sin ] - D [ ANGLE cos ] | - - { { 1 0 0 } - { 0 A B } - { 0 C D } } - - ] ] ; - -:: Ry ( ANGLE -- Ry ) - - [let | ANGLE [ ANGLE deg>rad ] | - - [let | A [ ANGLE cos ] - B [ ANGLE sin ] - C [ ANGLE sin neg ] - D [ ANGLE cos ] | - - { { A 0 B } - { 0 1 0 } - { C 0 D } } - - ] ] ; - -:: Rz ( ANGLE -- Rz ) - - [let | ANGLE [ ANGLE deg>rad ] | - - [let | A [ ANGLE cos ] - B [ ANGLE sin neg ] - C [ ANGLE sin ] - D [ ANGLE cos ] | - - { { A B 0 } - { C D 0 } - { 0 0 1 } } - - ] ] ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: apply-rotation ( TURTLE ROTATION -- turtle ) - - TURTLE TURTLE ori>> ROTATION m. >>ori ; - -: rotate-x ( turtle angle -- turtle ) Rx apply-rotation ; -: rotate-y ( turtle angle -- turtle ) Ry apply-rotation ; -: rotate-z ( turtle angle -- turtle ) Rz apply-rotation ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -: pitch-up ( turtle angle -- turtle ) neg rotate-x ; -: pitch-down ( turtle angle -- turtle ) rotate-x ; - -: turn-left ( turtle angle -- turtle ) rotate-y ; -: turn-right ( turtle angle -- turtle ) neg rotate-y ; - -: roll-left ( turtle angle -- turtle ) neg rotate-z ; -: roll-right ( turtle angle -- turtle ) rotate-z ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -: V ( -- V ) { 0 1 0 } ; - -: X ( turtle -- 3array ) ori>> [ first ] map ; -: Y ( turtle -- 3array ) ori>> [ second ] map ; -: Z ( turtle -- 3array ) ori>> [ third ] map ; - -: set-X ( turtle seq -- turtle ) over ori>> [ set-first ] 2each ; -: set-Y ( turtle seq -- turtle ) over ori>> [ set-second ] 2each ; -: set-Z ( turtle seq -- turtle ) over ori>> [ set-third ] 2each ; - -:: roll-until-horizontal ( TURTLE -- turtle ) - - TURTLE - - V TURTLE Z cross normalize set-X - - TURTLE Z TURTLE X cross normalize set-Y ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: strafe-up ( TURTLE LENGTH -- turtle ) - TURTLE 90 pitch-up LENGTH step-turtle 90 pitch-down ; - -:: strafe-down ( TURTLE LENGTH -- turtle ) - TURTLE 90 pitch-down LENGTH step-turtle 90 pitch-up ; - -:: strafe-left ( TURTLE LENGTH -- turtle ) - TURTLE 90 turn-left LENGTH step-turtle 90 turn-right ; - -:: strafe-right ( TURTLE LENGTH -- turtle ) - TURTLE 90 turn-right LENGTH step-turtle 90 turn-left ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -: polygon ( vertices -- ) GL_POLYGON glBegin [ first3 glVertex3d ] each glEnd ; - -: start-polygon ( turtle -- turtle ) dup vertices>> delete-all ; - -: finish-polygon ( turtle -- turtle ) dup vertices>> polygon ; - -: polygon-vertex ( turtle -- turtle ) dup [ pos>> ] [ vertices>> ] bi push ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -: record-vertex ( turtle -- turtle ) dup pos>> first3 glVertex3d ; - -: draw-forward ( turtle length -- turtle ) - GL_LINES glBegin [ record-vertex ] dip step-turtle record-vertex glEnd ; - -: move-forward ( turtle length -- turtle ) step-turtle polygon-vertex ; - -: sneak-forward ( turtle length -- turtle ) step-turtle ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -: scale-length ( turtle m -- turtle ) over length>> * >>length ; -: scale-angle ( turtle m -- turtle ) over angle>> * >>angle ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -: set-thickness ( turtle i -- turtle ) dup glLineWidth >>thickness ; - -: scale-thickness ( turtle m -- turtle ) - over thickness>> * 0.5 max set-thickness ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -: color-table ( -- colors ) - { - T{ rgba f 0 0 0 1 } ! black - T{ rgba f 0.5 0.5 0.5 1 } ! grey - T{ rgba f 1 0 0 1 } ! red - T{ rgba f 1 1 0 1 } ! yellow - T{ rgba f 0 1 0 1 } ! green - T{ rgba f 0.25 0.88 0.82 1 } ! turquoise - T{ rgba f 0 0 1 1 } ! blue - T{ rgba f 0.63 0.13 0.94 1 } ! purple - T{ rgba f 0.00 0.50 0.00 1 } ! dark green - T{ rgba f 0.00 0.82 0.82 1 } ! dark turquoise - T{ rgba f 0.00 0.00 0.50 1 } ! dark blue - T{ rgba f 0.58 0.00 0.82 1 } ! dark purple - T{ rgba f 0.50 0.00 0.00 1 } ! dark red - T{ rgba f 0.25 0.25 0.25 1 } ! dark grey - T{ rgba f 0.75 0.75 0.75 1 } ! medium grey - T{ rgba f 1 1 1 1 } ! white - } ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -! : material-color ( color -- ) -! GL_FRONT_AND_BACK GL_AMBIENT_AND_DIFFUSE rot gl-material ; - -: material-color ( color -- ) - GL_FRONT_AND_BACK GL_AMBIENT_AND_DIFFUSE rot color>raw 4array gl-material ; - -: set-color ( turtle i -- turtle ) - dup color-table nth dup gl-color material-color >>color ; - -: inc-color ( turtle -- turtle ) dup color>> 1 + set-color ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -: save-turtle ( turtle -- turtle ) dup clone over saved>> push ; - -: restore-turtle ( turtle -- turtle ) saved>> pop dup color>> set-color ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -: default-L-parser-values ( turtle -- turtle ) - 1 >>length 45 >>angle 1 >>thickness 2 >>color ; - -: L-parser-dialect ( -- commands ) - - { - { "+" [ dup angle>> turn-left ] } - { "-" [ dup angle>> turn-right ] } - { "&" [ dup angle>> pitch-down ] } - { "^" [ dup angle>> pitch-up ] } - { "<" [ dup angle>> roll-left ] } - { ">" [ dup angle>> roll-right ] } - - { "|" [ 180.0 rotate-y ] } - { "%" [ 180.0 rotate-z ] } - { "$" [ roll-until-horizontal ] } - - { "F" [ dup length>> draw-forward ] } - { "Z" [ dup length>> 2 / draw-forward ] } - { "f" [ dup length>> move-forward ] } - { "z" [ dup length>> 2 / move-forward ] } - { "g" [ dup length>> sneak-forward ] } - { "." [ polygon-vertex ] } - - { "[" [ save-turtle ] } - { "]" [ restore-turtle ] } - - { "{" [ start-polygon ] } - { "}" [ finish-polygon ] } - - { "/" [ 1.1 scale-length ] } ! double quote command in lparser - { "'" [ 0.9 scale-length ] } - { ";" [ 1.1 scale-angle ] } - { ":" [ 0.9 scale-angle ] } - { "?" [ 1.4 scale-thickness ] } - { "!" [ 0.7 scale-thickness ] } - - { "c" [ dup color>> 1 + color-table length mod set-color ] } - - } - ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -TUPLE: <L-system> < gadget - camera display-list pedestal paused - turtle-values - commands axiom rules string ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: iterate-system ( GADGET -- ) GADGET pedestal>> 0.5 + GADGET pedestal<< ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: start-rotation-thread ( GADGET -- ) - GADGET f >>paused drop - [ - [ - GADGET paused>> - [ f ] - [ GADGET iterate-system GADGET relayout-1 25 milliseconds sleep t ] - if - ] - loop - ] - in-thread ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -: open-paren ( -- ch ) CHAR: ( ; -: close-paren ( -- ch ) CHAR: ) ; - -: open-paren? ( obj -- ? ) open-paren = ; -: close-paren? ( obj -- ? ) close-paren = ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: read-instruction ( STRING -- next rest ) - - { [ STRING length 1 > ] [ STRING second open-paren? ] } 0&& - [ STRING close-paren STRING index 1 + cut ] - [ STRING 1 cut ] - if ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: iterate-string-loop ( STRING RULES ACCUM -- ) - STRING empty? not - [ - STRING read-instruction - - [let | REST [ ] NEXT [ ] | - - NEXT 1 head RULES at NEXT or ACCUM push-all - - REST RULES ACCUM iterate-string-loop ] - ] - when ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: iterate-string ( STRING RULES -- string ) - - [let | ACCUM [ STRING length 10 * <sbuf> ] | - - STRING RULES ACCUM iterate-string-loop - - ACCUM >string ] ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: interpret-string ( STRING COMMANDS -- ) - - STRING empty? not - [ - STRING read-instruction - - [let | REST [ ] NEXT [ ] | - - [let | COMMAND [ NEXT 1 head COMMANDS at ] | - - COMMAND - [ - NEXT length 1 = - [ COMMAND call ] - [ - NEXT 2 tail 1 head* string>number - COMMAND 1 tail* - call - ] - if - ] - when ] - - REST COMMANDS interpret-string ] - ] - when ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: iterate-L-system-string ( L-SYSTEM -- ) - L-SYSTEM string>> L-SYSTEM axiom>> or - L-SYSTEM rules>> - iterate-string - L-SYSTEM string<< ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: do-camera-look-at ( CAMERA -- ) - - [let | EYE [ CAMERA pos>> ] - FOCUS [ CAMERA clone 1 step-turtle pos>> ] - UP [ CAMERA clone 90 pitch-up 1 step-turtle pos>> CAMERA pos>> v- ] - | - - EYE FOCUS UP gl-look-at ] ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: generate-display-list ( L-SYSTEM -- ) - - L-SYSTEM find-gl-context - - L-SYSTEM display-list>> GL_COMPILE glNewList - - turtle - L-SYSTEM turtle-values>> [ ] or call - L-SYSTEM string>> L-SYSTEM axiom>> or - L-SYSTEM commands>> - interpret-string - drop - - glEndList ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -M:: <L-system> draw-gadget* ( L-SYSTEM -- ) - - black gl-clear - - GL_FLAT glShadeModel - - GL_PROJECTION glMatrixMode - glLoadIdentity - -1 1 -1 1 1.5 200 glFrustum - - GL_MODELVIEW glMatrixMode - - glLoadIdentity - - L-SYSTEM camera>> do-camera-look-at - - GL_FRONT_AND_BACK GL_LINE glPolygonMode - - ! draw axis - white gl-color GL_LINES glBegin { 0 0 0 } gl-vertex { 0 0 1 } gl-vertex glEnd - - ! rotate pedestal - - L-SYSTEM pedestal>> 0 0 1 glRotated - - L-SYSTEM display-list>> glCallList ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -M:: <L-system> graft* ( L-SYSTEM -- ) - - L-SYSTEM find-gl-context - - 1 glGenLists L-SYSTEM display-list<< ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -M:: <L-system> pref-dim* ( L-SYSTEM -- dim ) { 400 400 } ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -:: with-camera ( L-SYSTEM QUOT -- ) - L-SYSTEM camera>> QUOT call drop - L-SYSTEM relayout-1 ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -<L-system> -H{ - { T{ key-down f f "LEFT" } [ [ 5 turn-left ] with-camera ] } - { T{ key-down f f "RIGHT" } [ [ 5 turn-right ] with-camera ] } - { T{ key-down f f "UP" } [ [ 5 pitch-down ] with-camera ] } - { T{ key-down f f "DOWN" } [ [ 5 pitch-up ] with-camera ] } - - { T{ key-down f f "a" } [ [ 1 step-turtle ] with-camera ] } - { T{ key-down f f "z" } [ [ -1 step-turtle ] with-camera ] } - - { T{ key-down f f "q" } [ [ 5 roll-left ] with-camera ] } - { T{ key-down f f "w" } [ [ 5 roll-right ] with-camera ] } - - { T{ key-down f { A+ } "LEFT" } [ [ 1 strafe-left ] with-camera ] } - { T{ key-down f { A+ } "RIGHT" } [ [ 1 strafe-right ] with-camera ] } - { T{ key-down f { A+ } "UP" } [ [ 1 strafe-up ] with-camera ] } - { T{ key-down f { A+ } "DOWN" } [ [ 1 strafe-down ] with-camera ] } - - { T{ key-down f f "r" } [ start-rotation-thread ] } - - { - T{ key-down f f "x" } - [ - dup iterate-L-system-string - dup generate-display-list - dup relayout-1 - drop - ] - } - - { T{ key-down f f "F1" } [ drop "L-system" help-window ] } - -} -set-gestures - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -: L-system ( -- L-system ) - - <L-system> new-gadget - - 0 >>pedestal - - ! turtle 45 turn-left 45 pitch-up 5 step-turtle 180 turn-left >>camera ; - - turtle 90 pitch-down -5 step-turtle 2 strafe-up >>camera - - dup start-rotation-thread - - ; - -! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! - -ARTICLE: "L-system" "L-system" - -"Press 'x' to iterate the L-system." $nl - -"Camera control:" - -{ $table - - { "a" "Forward" } - { "z" "Backward" } - - { "LEFT" "Turn left" } - { "RIGHT" "Turn right" } - { "UP" "Pitch down" } - { "DOWN" "Pitch up" } - - { "q" "Roll left" } - { "w" "Roll right" } } ; - -ABOUT: "L-system" |