\documentclass[border=10pt]{standalone}\usepackage{asymptote}\begin{document}\begin{asy}[width=\the\linewidth,inline=true]settings.outformat="pdf";settings.render=0;settings.prc=false;size(7cm);import fontsize;defaultpen(fontsize(9pt));real wd=0.6bp;pen dotPen=deepblue+wd;pen dotFill=dotPen;pen dotPenB=blue+wd;pen dotPenC=red+wd;pen linePen=deepblue+wd;pen fillPen=lightgreen+opacity(0.5);pen thinLinePen=black+wd/2;guide[] g;g=texpath("$\Omega$");filldraw(g,fillPen,linePen);pair a,b,c,d;pair labdir;int pointNo=0;for(int i=0;i<g.length;++i){for(int j=0;j<size(g[i])-1;++j){a=point(g[i],j);d=point(g[i],j+1);if(straight(g[i],j)){draw(a--d,thinLinePen);
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