root/gliderproc/trunk/MATLAB/plots/arc.m
| Revision 495 (checked in by cbc, 12 years ago) |
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| Line | |
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| 1 | function z=arc(z0,r,n,a1,a2) |
| 2 | %function z=arc(z0,r,n,a1,a2) create arc with center z0, radius r |
| 3 | %Arc of a circle with center z0, radius r and angle going from |
| 4 | % a1 to a2 in radians. n is the number of points on the arc returned. |
| 5 | %Example: axis('square') |
| 6 | % plot(arc(i,.5,25,pi/4,pi/2)) |
| 7 | % |
| 8 | % Calls: none |
| 9 | t=a1:(a2-a1)/n:a2; |
| 10 | z=z0+r*exp(i*t); |
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