1 REQUIRES: contrib/vars contrib/slate/slate contrib/lindenmayer/opengl ;
3 USING: kernel namespaces hashtables sequences math arrays opengl gadgets
4 vars slate opengl-contrib ;
8 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
10 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
12 : char>digit ( c -- i ) 48 - ;
14 : string>digits ( s -- seq ) >array [ char>digit ] map ;
16 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
18 VAR: rule VAR: rule-number
20 : init-rule ( -- ) 8 <hashtable> >rule ;
22 : rule-keys ( -- { ... } )
32 : rule-values ( n -- seq ) >bin 8 CHAR: 0 pad-left string>digits ;
35 dup >rule-number rule-values rule-keys [ rule> set-hash ] 2each ;
37 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
40 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
42 : 3nth ( n seq -- slice ) >r dup 3 + r> <slice> ;
44 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
46 : map3-i ( seq -- i ) length 2 - ;
48 : map3-quot ( quot -- quot ) [ swap 3nth ] swap append ;
50 : map3 ( seq quot -- seq ) over map3-i swap map3-quot map-with ;
52 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
54 : pattern>state ( {_a_b_c_} -- state ) rule> hash ;
56 : cap-line ( line -- 0-line-0 ) { 0 } swap append { 0 } append ;
58 : wrap-line ( a-line-z -- za-line-za )
59 dup peek 1array swap dup first 1array append append ;
61 : step-line ( line -- new-line ) [ >array pattern>state ] map3 ;
63 : step-capped-line ( line -- new-line ) cap-line step-line ;
65 : step-wrapped-line ( line -- new-line ) wrap-line step-line ;
67 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
69 : window-width ( -- width ) slate> rect-dim 0 swap nth ;
71 : window-height ( -- height ) slate> rect-dim 1 swap nth ;
73 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
75 : random-line ( -- line ) window-width [ drop 2 random-int ] map ;
77 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
79 : center-i ( -- i ) window-width 2 / >fixnum ;
81 : center-line ( -- line ) center-i window-width [ = [ 1 ] [ 0 ] if ] map-with ;
83 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
85 : random-item ( seq -- item ) dup length random-int swap nth ;
87 : interesting ( -- seq )
88 { 18 22 26 30 41 45 54 60 73 75 82 86 89 90 97 101 102 105 106 107 109
89 110 120 121 122 124 126 129 137 146 147 149 150 151 153 154 161 165 } ;
92 { 6 9 11 57 62 74 118 } ;
94 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
101 last-line> window-height [ drop step-capped-line dup ] map >bitmap >last-line ;
103 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
105 : start-random ( -- ) random-line >last-line run-rule ;
107 : start-center ( -- ) center-line >last-line run-rule ;
109 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
111 : draw-point ( y x value -- ) 1 = [ swap glVertex2i ] [ 2drop ] if ;
113 : draw-line ( y line -- ) 0 swap [ >r 2dup r> draw-point 1+ ] each 2drop ;
115 : (draw-bitmap) ( bitmap -- ) 0 swap [ >r dup r> draw-line 1+ ] each drop ;
117 : draw-bitmap ( bitmap -- ) GL_POINTS glBegin (draw-bitmap) glEnd ;
120 GL_COLOR_BUFFER_BIT glClear black gl-color bitmap> draw-bitmap ;
122 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
126 namespace slate> set-slate-ns
128 slate> "Automata" open-titled-window ;
130 ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
132 : init ( -- ) init-rule init-slate ;