summaryrefslogtreecommitdiff
path: root/Master/texmf-dist/doc/latex/circuit-macros/examples/dpv/LgateDPV.m4
blob: 8ddb951b4c4d6f4233aba17d8150e9a509bd45a9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
divert(-1)
# LgateDPV.m4
###########################################################################

define(`And',`GenLogGate(AND,$@)')
define(`Nand',`GenLogGate(NAND,$@)')
define(`Or',`GenLogGate(OR,$@)')
define(`Nor',`GenLogGate(NOR,$@)')
define(`Xor',`GenLogGate(XOR,$@)')
define(`Nxor',`GenLogGate(NXOR,$@)')
define(`Not',`GenLogGate(NOT,$@)')

define(`GenLogGate',`[ pushdef(`m4nargs',0)dnl
  #                               Count the arguments and draw the gate
  Loopover_(`a',`define(`m4nargs',incr(m4nargs))',shift($@))dnl
  G: ifelse(`$1',NOT,`NOT_gate()',`$1_gate(m4nargs)')
  Out: G.Out
  T: (G.In1.x-2*L_unit,G.y)
  #                               Sublayer gates with centre at the height of G
  SubLayer: [ pushdef(`m4_nct',0)
    pushdef(`m4glayer')dnl
    Loopover_(`arg',
     `define(`m4_nct',incr(m4_nct))dnl
    #                             Stack the input label or draw a sublayer gate
      pushdef(`m4InNames')dnl
      Gate`'m4_nct: ifelse(patsubst(substr(arg,0,1),`[a-zA-Z]',`&'),&,
       `[ In`'arg: ifdef(`MarkLogInputs',`"arg" above',Here)
          pushdef(`m4InNames',In`'arg)dnl
          Out: Here ] ht 2*L_unit',
       `arg') ifelse(m4_nct,1,,`with .ne at last [].se+(0,-L_unit)')
      ifdef(`MarkSubLayers',
       `{ box wid last [].wid ht last [].ht at last [] }')
      #                           Prepend gate name to labels
      m4LogPromote(Gate`'m4_nct)',
      shift($@)) dnl
      #                           Promote gate labels to Sublayer block
    pushdef(`m4InNames') m4LogLabel()
    MidOut: 0.5 between Gate`'eval((m4_nct+1)/2).Out \
      and Gate`'eval((m4_nct+2)/2).Out
    popdef(`m4_nct')dnl
    ] with .MidOut at T+(-m4nargs*L_unit,0) # end SubLayer
  ifdef(`MarkSubLayers',
   `{ box wid last [].wid ht last [].ht at last [] }')
  #                               Promote sublayer labels to outer block
  pushdef(`m4glayer') m4LogPromote(SubLayer) dnl
  pushdef(`m4InNames') m4LogLabel() dnl
  #                               Draw the connecting lines
  define(`m4hhv',`(m4nargs-1)/2')dnl
  for_(1,m4nargs,1,`
    line from G.In`'m4x \
      left G.In`'m4x.x-T.x+(m4hhv-abs(m4x-m4hhv-1))*L_unit \
      then up SubLayer.Gate`'m4x.Out.y-G.In`'m4x.y \
      then to SubLayer.Gate`'m4x.Out')
  popdef(`m4nargs') dnl
  ]')

#                                 Manage names of sublayer inputs
define(`m4LogPromote',`ifelse(m4InNames,,`popdef(`m4InNames')',
 `pushdef(`m4glayer',m4InNames:$1)
  popdef(`m4InNames') m4LogPromote($1)') ')dnl

define(`m4LogLabel',`ifelse(m4glayer,,`popdef(`m4glayer')',
 `define(`m4BaseIn',`substr(m4glayer,0,index(m4glayer,:))')dnl
  m4glayer.m4BaseIn
  pushdef(`m4InNames',m4BaseIn) popdef(`m4glayer') m4LogLabel()') ')dnl

#                                 Clear a name stack
define(`stack_del',`ifelse($1,`$1',,`popdef(`$1')$0($@)')')

###########################################################################
divert(0)dnl
.PS
log_init(svg_font(sans-serif,11bp__))
#define(`MarkLogInputs')

define(`bbelow',`with .nw at last [].sw+(0,-0.2)')

  define(`MarkLogInputs')
Ex1:Or(x1,q,`Or(y1,z1)',`Or(z3,u,v,`Or(w,r)',x2,y2,z2,m)')
 `"Or(x1,q,`Or(y1,z1)',`Or(z3,u,v,`Or(w,r)',x2,y2,z2,m)')"' \
     at Ex1.se+(-0.4,-0.2)
  undefine(`MarkLogInputs')

  line from Ex1.Inx1 to (Ex1.w,Ex1.Inx1)-(L_unit,0)
  line from Ex1.Inx2 to (Here,Ex1.Inx2) then to Here; dot
  line to Here-(2*L_unit,0); Inx: "x" above

  line from Ex1.Iny1 to (Ex1.w,Ex1.Iny1)-(2*L_unit,0)
  line from Ex1.Iny2 to (Here,Ex1.Iny2) then to Here; dot
  line to Here-(2*L_unit,0); Iny: "y" above

  line from Ex1.Inz1 to (Ex1.w,Ex1.Inz1)-(3*L_unit,0)
  {line from Ex1.Inz3 to (Ex1.Inz3,Ex1.Inz1); dot}
  line from Ex1.Inz2 to (Here,Ex1.Inz2) then to Here; dot
  line to Here-(2*L_unit,0); Inz: "z" above

Ex2: And(`Not(A)',B,C,`Nor(A2,D)') with .nw at Ex1.Out+(0.75,0.2)
  line right 3*L_unit from Ex2.Out
  "svg_it(ABC(A+D))" above ljust at Ex2.G.nw
    line right 0.1 at last ""+(0.1,0.16)
    line right 0.35 at last ""+(0.55,0.16)
  line from Ex2.InA2 to (Ex2.InA2,Ex2.InA); dot
  line to Ex2.InA chop -3*L_unit chop 0
  "svg_it(A)" rjust at last line.start
  "svg_it(B)" rjust at Ex2.InB
  "svg_it(C)" rjust at Ex2.InC
  "svg_it(D)" rjust at Ex2.InD
  `"And(`Not(A)',B,C,`Nor(A2,D)')"' wid 2.1 with .w at Ex2.sw-(0,0.2)
  `"line from Ex2.InA2 to (Ex2.InA2,Ex2.InA); dot"' wid 3.2 \
     with .w at last "".w+(0,-0.2)
  `"line to Ex2.InA chop -3*L_unit chop 0"' wid 2.60 \
      with .w at last "".w+(0,-0.2)
  `"\"A\" rjust at last line.start"' wid 1.6 with .w at last "".w+(0,-0.2)
  `"\"B\" rjust at Ex2.InB; \"C\" rjust at Ex2.InC"' wid 2.7 with .w \
    at last "".w+(0,-0.2)

Ex3: Or(`And(A1,C1)',`And(B1,`Not(C2)')',`And(`Not(A2)',B2,C3)') \
  with .nw at Ex1.sw+(0,-0.4)
  line right 3*L_unit from Ex3.Out
  line from Ex3.InB2 to (Ex3.InA2,Ex3.InB2)+(-2*L_unit,0) \
    then up Ex3.InB1.y-Ex3.InB2.y; dot
  line from Ex3.InB1 to Here chop 0 chop -2*L_unit; B: "svg_it(B)" rjust
  line from Ex3.InA2 to (Ex3.InA2,Ex3.InA1); dot
  line from Ex3.InA1 to (B,Here) ; "svg_it(A)" rjust
  line from Ex3.InC2 to (Ex3.InC2,Ex3.InC1) then to Ex3.InC1
  dot(at Ex3.InC2); line to (B,Here); "svg_it(C)" rjust
  dot(at ((Ex3.InC2)+(-2*L_unit,0),Ex3.InC2))
  line to (Here,Ex3.InC3) then to Ex3.InC3
  "svg_it(AC+BC+ABC)" above ljust at Ex3.G.nw
    line right 0.1 at last ""+(0.5,0.16)
    line right 0.1 at last ""+(0.73,0.16)
  `"Or(`And(A1,C1)',`And(B1,`Not(C2)')',`And(`Not(A2)',B2,C3)')"' \
    at (B,Ex3.s)+(0,-0.2) ljust

# define(`MarkSubLayers')
Ex4: And(`Or(`Nand(`Or(A,B)',C)',D)',E) with .w at Ex3.e+(1.25,0)
  "svg_it(A)" rjust at Ex4.InA
  "svg_it(B)" rjust at Ex4.InB
  line from Ex4.InC to (Ex4.InA,Ex4.InC); "svg_it(C)" rjust
  line from Ex4.InD to (Ex4.InA,Ex4.InD); "svg_it(D)" rjust
  line from Ex4.InE to (Ex4.InA,Ex4.InE); "svg_it(E)" rjust
  line right 3*L_unit from Ex4.Out
  "svg_it((D+(A+B)C)E)" above ljust at Ex4.G.nw
    line right 0.5 at last ""+(0.6,0.16)
  `"And(`Or(`Nand(`Or(A,B)',C)',D)',E)"' at Ex4.sw+(0,-0.2) ljust
# undefine(`MarkSubLayers')

stack_del(`m4InNames') # clear the name stack in case other diagrams need it
# extend the bounding box
move from Ex1.nw+(-0.35,0.1) to Ex4.Out+(1,-0.65)

command "</g>" # end font
.PE