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-rw-r--r--Master/texmf-dist/doc/latex/circuit-macros/examples/GrayCode.m454
1 files changed, 54 insertions, 0 deletions
diff --git a/Master/texmf-dist/doc/latex/circuit-macros/examples/GrayCode.m4 b/Master/texmf-dist/doc/latex/circuit-macros/examples/GrayCode.m4
index 4fc4815cf15..a4a917f449d 100644
--- a/Master/texmf-dist/doc/latex/circuit-macros/examples/GrayCode.m4
+++ b/Master/texmf-dist/doc/latex/circuit-macros/examples/GrayCode.m4
@@ -2,6 +2,7 @@
# GrayCode.m4
gen_init
+GrayCode: [
outer = 4
inner = 0.75
nbits = 10
@@ -17,4 +18,57 @@ C: circle diam outer
arcd(C,outer/2-(bit-0.5)*lthk,startang,endang) thick lthk/(1bp__)
}
}
+ ]
+# Crossbar
+Crossbar: [
+ circlerad = 0.12
+ boxwid = 0.18
+ boxht = 0.18
+ rathick = 1.5
+ rawd = rathick*4 bp__
+ raht = rawd*2
+ boxdist = boxwid*1.8
+
+define bcoord {($2,-($1))*boxdist}
+define redarrow { arrow ht raht wid rawd thick rathick color "red" }
+
+define cbx {
+ thinlines_
+ n = $+ - 1
+ for i=0 to n do {
+ line color "blue" from bcoord(i,0) to bcoord(i,n)
+ line color "blue" from bcoord(0,i) to bcoord(n,i)
+ C[i]: circle invis at bcoord(i,-1.5)
+ }
+ for i=0 to n do {
+ exec sprintf("col = $%g",i+1)
+ redarrow from C[i].e right 1.25*boxwid
+ redarrow from C[i].w+(-boxwid,0) right raht
+ for j=0 to n do {
+ B: box outlined "blue" shaded "yellow" at bcoord(i,j)
+ if j==col then {
+ line color "blue" from B.s to B.e
+ line thick rathick color "red" from C[i].e to B.w \
+ then to B.n then to (B.x,C[0].y+(2+j*2/3)*boxht)
+ continue to (C[j].x-(2+j*2/3)*boxht,Here.y)
+ continue to (Here,C[j]) then to C[j].w
+ } \
+ else {
+ line color "blue" from B.n to B.s
+ line color "blue" from B.w to B.e
+ }
+ }
+ }
+ thicklines_
+ for i=0 to n do {
+ circle thick 1.5 outlined "blue" shaded "yellow" at C[i] \
+ sprintf("iflatex(\large)%g",i)
+ }
+ }
+
+ifdpic(`
+ cbx(3,6,0,5,2,7,1,4)
+',`box wid 1 ht 0.75 "Crossbar" "requires" "dpic"')
+
+] with .w at GrayCode.e+(0.2,0)
.PE