|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
// From Asympote's FAQ
size(6cm,0);
path p=(0,0)--(1,0);
frame object;
draw(object,scale(3cm)*p);
add(object);
add(object,(0,-10));
Asymptote Generalities – fig0120
Asymptote Generalities – fig0130
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
// From Asympote's FAQ
size(6cm,0);
path p=(0,0)--(1,0);
picture object;
draw(object,scale(3cm)*p);
add(object);
add(object,(0,-10)); // Adds truesize object to currentpicture
Asymptote Generalities – fig0890
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
//From documentation of Asymptote
size(6cm,0);
void distance(picture pic=currentpicture, pair A, pair B, Label L="", real n=0, pen p=currentpen)
{
real d=3mm;
guide g=A--B;
transform T=shift(-n*d*unit(B-A)*I);
pic.add(new void(frame f, transform t) {
picture opic;
guide G=T*t*g;
draw(opic,G,p,Arrows(NoFill),Bars,PenMargins);
label(opic,L,midpoint(G),UnFill(1));
add(f,opic.fit());
});
pic.addBox(min(g),max(g),T*min(p),T*max(p));
}
pair A=(0,0), B=(3,3);
dot(A);
dot(B);
distance(A,B,rotate(dir(A--B))*Label("$\ell$"),1);
Asymptote Generalities – fig0900
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
// Author: John Bowman
size(0,100);
real margin=2mm;
pair z1=(0,1);
pair z0=(0,0);
object label1=draw("small box",box,z1,margin);
object label0=draw("LARGE ELLIPSE",ellipse,z0,margin);
add(new void(frame f, transform t) {
draw(f,point(label1,S,t)--point(label0,N,t));
});
Asymptote using geometry.asy – fig0330
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
import geometry;
size(10cm);
point F=(2,-1.5);
dot("$F$",F,N,red);
// Enlarge the bounding box of the current picture.
draw(box((-1,-1),(3,1.5)),dashed);//,invisible);
parabola p=parabola(F,0.2,90);
// Define the bounding box to draw the parabola.
// Try finalbounds(); to determine the final bounding box.
p.bmin=(-0.75,-0.4);
p.bmax=(2.75,0.75);
draw(box(p.bmin,p.bmax),red);
draw(p,dashed);/* Defered drawing to adjust the path to the final
bounding box.*/
draw((path)p,red); /* The path of 'p' is restricted to the box whose
the corners are p.bmin, p.bmax.*/
Asymptote using geometry.asy – fig0340
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
import geometry;
size(10cm,0);
// currentcoordsys=cartesiansystem((2,1),i=(1,0.5),j=(-0.25,.75));
// show(currentcoordsys);
point F1=(1,0);
point F2=(4,1);
dot("$F_1$",F1,W);
dot("$F_2$",F2);
// Enlarge the bounding box of the current picture
draw(box((0,-2), (5,4)), invisible);
/* View the definition of hyperbola hyperbola(point,point,real,bool) */
hyperbola h=hyperbola(F1, F2, 0.9);
draw(h, linewidth(3mm));
draw(h.A1, grey);
draw(h.A2, grey);
draw(h.D1);
draw(h.D2);
/* View the definition of hyperbola hyperbola(point,real,real,real) */
draw(hyperbola(h.C, h.a, h.b, h.angle), 2mm+green);
/* View the definition of hyperbola hyperbola(bqe) */
draw(hyperbola(equation(h)), 1mm+red);
/* View the definition of hyperbola conj(hyperbola) */
hyperbola ch=conj(h);
draw(ch, blue);
draw(ch.A1, 0.5blue);
draw(ch.A2, 0.5blue);
draw(ch.D1);
draw(ch.D2);
dot("${V'}_1$", ch.V1, NE);
dot("${V'}_2$", ch.V2, SW);
dot("${F'}_1$", ch.F1, S);
dot("${F'}_2$", ch.F2, N);
dot("$V_1$", h.V1, 2E, linewidth(2mm));
dot("$V_2$", h.V2, 2W, linewidth(2mm));
Official Asymptote example – Klein
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
/* This code comes from The Official Asymptote Gallery */ import graph3; size(469pt); viewportmargin=0; currentprojection=perspective( camera=(25.0851928432063,-30.3337528952473,19.3728775115443), up=Z, target=(-0.590622314050054,0.692357205025578,-0.627122488455679), zoom=1, autoadjust=false); triple f(pair t) { real u=t.x; real v=t.y; real r=2-cos(u); real x=3*cos(u)*(1+sin(u))+r*cos(v)*(u < pi ? cos(u) : -1); real y=8*sin(u)+(u < pi ? r*sin(u)*cos(v) : 0); real z=r*sin(v); return (x,y,z); } surface s=surface(f,(0,0),(2pi,2pi),8,8,Spline); draw(s,lightolive+white,"bottle",render(merge=true)); string lo="$\displaystyle u\in[0,\pi]: \cases{x=3\cos u(1+\sin u)+(2-\cos u)\cos u\cos v,\cr y=8\sin u+(2-\cos u)\sin u\cos v,\cr z=(2-\cos u)\sin v.\cr}$"; string hi="$\displaystyle u\in[\pi,2\pi]:\\\cases{x=3\cos u(1+\sin u)-(2-\cos u)\cos v,\cr y=8\sin u,\cr z=(2-\cos u)\sin v.\cr}$"; real h=0.0125; begingroup3("parametrization"); draw(surface(xscale(-0.38)*yscale(-0.18)*lo,s,0,1.7,h,bottom=false), "[0,pi]"); draw(surface(xscale(0.26)*yscale(0.1)*rotate(90)*hi,s,4.9,1.4,h,bottom=false), "[pi,2pi]"); endgroup3(); begingroup3("boundary"); draw(s.uequals(0),blue+dashed); draw(s.uequals(pi),blue+dashed); endgroup3(); add(new void(frame f, transform3 t, picture pic, projection P) { draw(f,invert(box(min(f,P),max(f,P)),P),"frame"); });
Official Asymptote example – dimension
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
/* This code comes from The Official Asymptote Gallery */ size(12cm,0); void distance(picture pic=currentpicture, pair A, pair B, Label L="", real n=0, pen p=currentpen) { real d=3mm; path g=A--B; transform T=shift(-n*d*unit(B-A)*I); pic.add(new void(frame f, transform t) { picture opic; path G=T*t*g; draw(opic,Label(L,Center,UnFill(1)),G,p,Arrows(NoFill),Bars,PenMargins); add(f,opic.fit()); }); pic.addBox(min(g),max(g),T*min(p),T*max(p)); } pair A=(0,0), B=(3,3); dot(A); dot(B); distance(A,B,"$\ell$",1);
Official Asymptote example – strokepath
|
|
| (Compiled with Asymptote version 2.14svn-r5318) |
/* This code comes from The Official Asymptote Gallery */ path g=scale(100)*unitcircle; pen p=linewidth(1cm); frame f; // Equivalent to draw(f,g,p): fill(f,strokepath(g,p),red); shipout("strokepathframe",f); shipped=false; size(400); // Equivalent to draw(g,p): add(new void(frame f, transform t) { fill(f,strokepath(t*g,p),red); }); currentpicture.addPath(g,p);
