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-rw-r--r--Master/texmf-dist/doc/asymptote/examples/fillcontour.asy34
1 files changed, 23 insertions, 11 deletions
diff --git a/Master/texmf-dist/doc/asymptote/examples/fillcontour.asy b/Master/texmf-dist/doc/asymptote/examples/fillcontour.asy
index 0197386670f..b92b65ef46c 100644
--- a/Master/texmf-dist/doc/asymptote/examples/fillcontour.asy
+++ b/Master/texmf-dist/doc/asymptote/examples/fillcontour.asy
@@ -2,28 +2,40 @@ import graph;
import palette;
import contour;
-size(12cm,IgnoreAspect);
+size(10cm,10cm);
-pair a=(pi/2,0);
-pair b=(3pi/2,2pi);
+pair a=(0,0);
+pair b=(2pi,2pi);
real f(real x, real y) {return cos(x)*sin(y);}
-int N=100;
+int N=200;
int Divs=10;
+int divs=1;
+int n=Divs*divs;
defaultpen(1bp);
+pen Tickpen=black;
+pen tickpen=gray+0.5*linewidth(currentpen);
+pen[] Palette=quantize(BWRainbow(),n);
-bounds range=bounds(-1,1);
+bounds range=image(f,Automatic,a,b,3N,Palette,n);
real[] Cvals=uniform(range.min,range.max,Divs);
-guide[][] g=contour(f,a,b,Cvals,N,operator --);
+draw(contour(f,a,b,Cvals,N,operator --),Tickpen+squarecap+beveljoin);
-pen[] Palette=quantize(Rainbow(),Divs);
+// Major contours
+real[] Cvals=uniform(range.min,range.max,Divs);
+draw(contour(f,a,b,Cvals,N,operator --),Tickpen+squarecap+beveljoin);
+
+// Minor contours (if divs > 1)
+real[] cvals;
+for(int i=0; i < Cvals.length-1; ++i)
+ cvals.append(uniform(Cvals[i],Cvals[i+1],divs)[1:divs]);
+draw(contour(f,a,b,cvals,N,operator --),tickpen);
-pen[][] interior=interior(g,extend(Palette,grey,black));
-fill(g,interior);
-draw(g);
+xaxis("$x$",BottomTop,LeftTicks,above=true);
+yaxis("$y$",LeftRight,RightTicks,above=true);
palette("$f(x,y)$",range,point(SE)+(0.5,0),point(NE)+(1,0),Right,Palette,
- PaletteTicks("$%+#0.1f$",N=Divs));
+ PaletteTicks("$%+#0.1f$",N=Divs,n=divs,Tickpen,tickpen));