Draw normal to edge detection image

2011 5 月 23

1 回答

6 ビュー (30 日間)

1 投票

Hello,

        I have an image that is the resulting image after detecting an edges, now i have to draw normal vector to the surfaces of the image .

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Wolfgang Schwanghart 2011 年 5 月 23 日

0 投票

You can compute surface normals using the function surfnorm. Then, you can use quiver to draw the vectors.

HTH, W.

Mehri Mehrnia 2022 年 6 月 27 日

but surfnorm is for 3D , how to use it for the edges of the 2D shape?

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