|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
dot(Label("$\frac{\pi^2}{2}$",(0,0),align=E));
Asymptote Generalities – fig0680
Asymptote Generalities – fig0710
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
dot(Label("$A$"),(0,0),S);
Asymptote Generalities – fig0720
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
size(4cm,4cm);
dot(Label("$A$"),(0,0),S);
draw(E--W,invisible);
draw(N--S,invisible);
shipout(bbox());
Asymptote Generalities – fig0730
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
dot(Label("$A$",fontsize(20pt)),(0,0),NE);
Asymptote Generalities – fig0740
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
defaultpen(fontsize(20pt));
dot(Label("$A$"),(0,0),NE);
dot(Label("$B$"),(2cm,0),NE+N);
Asymptote Generalities – fig0810
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
size(4cm,0);
pair A=0, B=(1,0), C=(2,2);;
draw(A--B--C--cycle);
dot("$A$",A,dir(C--A,B--A));
dot("$B$",B,dir(C--B,A--B));
dot("$C$",C,dir(A--C,B--C));
Asymptote Generalities – fig0820
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
size(0,0);
path line=(0,0)--(3cm,0);
transform T=shift(0,-cm);
draw("$A$",line);
draw("$B$",T*line,dir(0));
draw("$C$",T^2*line,N);
draw(Label("$D$",fontsize(14pt)),T^3*line);
Asymptote Generalities – fig0830
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
size(0,0);
path line=(0,0)--(3cm,0);
transform T=shift(0,-cm);
draw(Label("A",align=Center,filltype=UnFill), line);
draw(Label("B",UnFill), T*line, Center);
draw(Label("C",align=Center,position=Relative(.75),UnFill), T^2*line);
draw(Label("D",position=Relative(.25),UnFill), align=Center, T^3*line);
Asymptote Generalities – fig0840
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
pair c=0;
label("abc xyz ijk",c,Align,basealign);
label("abc xyz ijk",c,Align,red);
draw(c--(c+(2cm,0))); // This is the baseline.
shipout((scale(3)*currentpicture.fit()));
Asymptote Generalities – fig0860
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
size(3cm,0);
pair A=0, B=(1,0), C=(1,1);
draw("$1$",A--B);
draw("$1$",B--C);
// draw(rotate(dir(C--A))*"$\sqrt{2}$",C--A);
draw(Label("$\sqrt{2}$",Rotate(-dir(C--A))),C--A);
Asymptote Generalities – fig0870
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
size(3cm,0);
path g=(1,1)--(3,2);
draw(Label("a text",Rotate(dir(g))), g);
draw(Label("a text",red,Rotate(-dir(g)),align=I*dir(g)), g);
Asymptote Generalities – fig1040
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
size(4cm,0);
real a=360/6;
for (int i = -1; i < 5; ++i)
draw(Label(format("%i",i+1)),arc((0,0),10,i*a,(i+1)*a)--cycle,grey);
Asymptote using graph.asy – fig0350
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
// From Asymptote's FAQ
import graph;
real width=15cm;
real aspect=0.3;
picture pic1,pic2;
size(pic1,width,aspect*width,IgnoreAspect);
size(pic2,width,aspect*width,IgnoreAspect);
scale(pic1,false);
scale(pic2,false);
real xmin1=6;
real xmax1=9;
real xmin2=8;
real xmax2=16;
real a1=1;
real a2=0.001;
real f1(real x) {return a1*sin(x/2*pi);}
real f2(real x) {return a2*sin(x/4*pi);}
draw(pic1,graph(pic1,f1,xmin1,xmax1));
draw(pic2,graph(pic2,f2,xmin2,xmax2));
xaxis(pic1,Bottom,LeftTicks());
yaxis(pic1,"$f_1(x)$",Left,RightTicks);
xaxis(pic2,Bottom,LeftTicks(Step=4));
yaxis(pic2,"$f_2(x)$",Left,RightTicks);
yequals(pic1,0,Dotted);
yequals(pic2,0,Dotted);
pair min1=point(pic1,SW);
pair max1=point(pic1,NE);
pair min2=point(pic2,SW);
pair max2=point(pic2,NE);
real scale=(max1.x-min1.x)/(max2.x-min2.x);
real shift=min1.x/scale-min2.x;
transform t1 = pic1.calculateTransform();
transform t2 = pic2.calculateTransform();
transform T=xscale(scale*t1.xx)*yscale(t2.yy);
add(pic1.fit());
real height=truepoint(N).y-truepoint(S).y;
add(shift(0,-height)*(shift(shift)*pic2).fit(T));
Official Asymptote example – alignbox
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
/* This code comes from The Official Asymptote Gallery */ real margin=1.5mm; object left=align(object("$x^2$",ellipse,margin),W); add(left); object right=align(object("$\sin x$",ellipse,margin),4E); add(right); add(new void(frame f, transform t) { draw(f,point(left,NE,t)--point(right,W,t)); });
Official Asymptote example – alignedaxis
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
/* This code comes from The Official Asymptote Gallery */ import graph; real Freq=60.0; real margin=5mm; pair exp(pair x) { return exp(x.x)*(cos(x.y)+I*sin(x.y)); } real Merr(real x, real w) { real tau=x/(2*Freq); return 20*log(abs((tau*w+tau/(exp(I*2*pi*Freq*tau)-1))*(I*2*pi*Freq))); } real Aerr(real x, real w) { real tau=x/(2*Freq); return degrees((tau*w+tau/(exp(I*2*pi*Freq*tau)-1))*(I*2*pi*Freq)); } picture pic1; scale(pic1,Log,Linear); real Merr1(real x){return Merr(x,1);} draw(pic1,graph(pic1,Merr1,1e-4,1),black+1.2); ylimits(pic1,-60,20); yaxis(pic1,"magnitude (dB)",LeftRight,RightTicks(new real[] {-60,-40,-20,0,20})); xaxis(pic1,"$f/f_\mathrm{Ny}$",BottomTop,LeftTicks(N=5)); yequals(pic1,0,Dotted); yequals(pic1,-20,Dotted); yequals(pic1,-40,Dotted); xequals(pic1,1e-3,Dotted); xequals(pic1,1e-2,Dotted); xequals(pic1,1e-1,Dotted); size(pic1,100,100,point(pic1,SW),point(pic1,NE)); label(pic1,"$\theta=1$",point(pic1,N),2N); frame f1=pic1.fit(); add(f1); picture pic1p; scale(pic1p,Log,Linear); real Aerr1(real x){return Aerr(x,1);} draw(pic1p,graph(pic1p,Aerr1,1e-4,1),black+1.2); ylimits(pic1p,-5,95); yaxis(pic1p,"phase (deg)",LeftRight,RightTicks(new real[] {0,45,90})); xaxis(pic1p,"$f/f_\mathrm{Ny}$",BottomTop,LeftTicks(N=5)); yequals(pic1p,0,Dotted); yequals(pic1p,45,Dotted); yequals(pic1p,90,Dotted); xequals(pic1p,1e-3,Dotted); xequals(pic1p,1e-2,Dotted); xequals(pic1p,1e-1,Dotted); size(pic1p,100,100,point(pic1p,SW),point(pic1p,NE)); frame f1p=pic1p.fit(); f1p=shift(0,min(f1).y-max(f1p).y-margin)*f1p; add(f1p); picture pic2; scale(pic2,Log,Linear); real Merr2(real x){return Merr(x,0.75);} draw(pic2,graph(pic2,Merr2,1e-4,1),black+1.2); ylimits(pic2,-60,20); yaxis(pic2,"magnitude (dB)",LeftRight,RightTicks(new real[] {-60,-40,-20,0,20})); xaxis(pic2,"$f/f_\mathrm{Ny}$",BottomTop,LeftTicks(N=5)); yequals(pic2,0,Dotted); yequals(pic2,-20,Dotted); yequals(pic2,-40,Dotted); xequals(pic2,1e-3,Dotted); xequals(pic2,1e-2,Dotted); xequals(pic2,1e-1,Dotted); size(pic2,100,100,point(pic2,SW),point(pic2,NE)); label(pic2,"$\theta=0.75$",point(pic2,N),2N); frame f2=pic2.fit(); f2=shift(max(f1).x-min(f2).x+margin)*f2; add(f2); picture pic2p; scale(pic2p,Log,Linear); real Aerr2(real x){return Aerr(x,0.75);} draw(pic2p,graph(pic2p,Aerr2,1e-4,1),black+1.2); ylimits(pic2p,-5,95); yaxis(pic2p,"phase (deg)",LeftRight,RightTicks(new real[] {0,45.1,90})); xaxis(pic2p,"$f/f_\mathrm{Ny}$",BottomTop,LeftTicks(N=5)); yequals(pic2p,0,Dotted); yequals(pic2p,45,Dotted); yequals(pic2p,90,Dotted); xequals(pic2p,1e-3,Dotted); xequals(pic2p,1e-2,Dotted); xequals(pic2p,1e-1,Dotted); size(pic2p,100,100,point(pic2p,SW),point(pic2p,NE)); frame f2p=pic2p.fit(); f2p=shift(max(f1p).x-min(f2p).x+margin,min(f2).y-max(f2p).y-margin)*f2p; add(f2p);
Official Asymptote example – laserlattice
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
/* This code comes from The Official Asymptote Gallery */ import graph; import palette; int n=256; pen[] Palette=BWRainbow(); real w(real w0, real z0, real z) {return w0*sqrt(1+(z/z0)^2);} real pot(real lambda, real w0, real r, real z) { real z0=pi*w0^2/lambda, kappa=2pi/lambda; return exp(-2*(r/w(w0,z0,z))^2)*cos(kappa*z)^2; } picture make_field(real lambda, real w0) { real[][] v=new real[n][n]; for(int i=0; i < n; ++i) for(int j=0; j < n; ++j) v[i][j]=pot(lambda,w0,i-n/2,abs(j-n/2)); picture p=new picture; size(p,250,250,IgnoreAspect); real xm=-n/lambda, ym=-n/(2*w0), xx=n/lambda, yx=n/(2*w0); image(p,v,(xm,ym),(xx,yx),Palette); xlimits(p,xm,xx); ylimits(p,ym,yx); xaxis(p,"{\Large $z/\frac{\lambda}{2}$}",BottomTop,LeftTicks); yaxis(p,"{\Large $r/w_0$}",LeftRight,RightTicks); label(p,format("{\LARGE $w_0/\lambda=%.2f$}",w0/lambda),point(p,NW),5N); return p; } picture p=make_field(160,80); picture q=make_field(80,80); picture r=make_field(16,80); picture s=make_field(2,80); real margin=1cm; add(p.fit(),(0,0),margin*NW); add(q.fit(),(0,0),margin*NE); add(r.fit(),(0,0),margin*SW); add(s.fit(),(0,0),margin*SE);
Official Asymptote example – subpictures
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
/* This code comes from The Official Asymptote Gallery */ picture pic1; real size=50; size(pic1,size); fill(pic1,(0,0)--(50,100)--(100,0)--cycle,red); picture pic2; size(pic2,size); fill(pic2,unitcircle,green); picture pic3; size(pic3,size); fill(pic3,unitsquare,blue); picture pic; add(pic,pic1.fit(),(0,0),N); add(pic,pic2.fit(),(0,0),10S); add(pic.fit(),(0,0),N); add(pic3.fit(),(0,0),10S);
