Create an ellipse with equal distance between two points
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Muhammad Usman
le 26 Sep 2019
Commenté : philio63
le 1 Août 2022
I have created an ellipse as shown
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/239921/image.jpeg)
The distance between two consecutive nodes is different I want to create an ellipse with constant distance between the nodes (e.g. 0.125)
Is there any way that I can do this?
Thanks in advance
ellipCenter_x = 0;
ellipCenter_y = 0;
ellipRadius_x = 8;
ellipRadius_y = 2.5;
theta = 0:0.1:2*pi;
x1 = ellipRadius_x*cos(theta)+ellipCenter_x;
y1 = ellipRadius_y*sin(theta)+ellipCenter_y;
x1(end) = x1(1); y1(end) = y1(1);
plot(x1,y1,'ro','Linewidth',0.5);
axis equal
2 commentaires
KALYAN ACHARJYA
le 26 Sep 2019
Modifié(e) : KALYAN ACHARJYA
le 26 Sep 2019
The distance between two consecutive nodes is different I want to create an ellipse with constant distance between the nodes (e.g. 0.125)
How you are measuring the distance from one node to other?
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John D'Errico
le 26 Sep 2019
Modifié(e) : John D'Errico
le 26 Sep 2019
The simplest way to do this is to use my interparc tool.
Just take the set of points on the ellipse. Then pass them into interparc.
pt = interparc(100,x1,y1,'csape');
plot(pt(:,1),pt(:,2),'o')
axis equal
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/239929/image.jpeg)
interparc is on the file exchange, here:
Could you solve this using other tools? Well, yes. I can think of several ways to do so. But they would all take at least some thought, and are not worth the effort when a trivial solution is already available.
3 commentaires
philio63
le 1 Août 2022
I get an error... when attempting the above:
CSAPE was requested, but you lack the necessary toolbox.
oh no. is this something Matlab has discontinued? and if so, I hate when that happens
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