diff options
Diffstat (limited to 'graphics/circuit_macros/examples/svg/GrayCodeSVG.m4')
-rw-r--r-- | graphics/circuit_macros/examples/svg/GrayCodeSVG.m4 | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/graphics/circuit_macros/examples/svg/GrayCodeSVG.m4 b/graphics/circuit_macros/examples/svg/GrayCodeSVG.m4 index 8d11969049..b878e63d8e 100644 --- a/graphics/circuit_macros/examples/svg/GrayCodeSVG.m4 +++ b/graphics/circuit_macros/examples/svg/GrayCodeSVG.m4 @@ -2,6 +2,7 @@ # Gray_code.m4 gen_init +GrayCode: [ outer = 4 inner = 0.75 nbits = 10 @@ -17,4 +18,62 @@ C: circle diam outer arcd(C,outer/2-(bit-0.5)*lthk,startang,endang) thick lthk/(1bp__) } } + ] +Crossbar: [ +#.PS +# Crossbar switch +#gen_init + svg_font(sans-serif,11bp__) + 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 color "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("ifpostscript(,ifsvg(,\large))%g",i) + } + } + +[ + cbx(3,6,0,5,2,7,1,4) + ] at 4,4 + + command "</g>" # end font +#.PE + ] with .w at last [].e+(0.25,0) .PE |