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How to draw a perpendicular line using a point and slope
I have a line between two point, P1=[374 448] and P2=[385 562]. i want to find a perpendicular line to the original line passing...
7 years 前 | 3 个回答 | 0
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Draw a circle from 3 point
I have 3 point in an image (3 pixels), if i connect them they show a curve. so how can i draw a full circle from this 3 point ...
7 years 前 | 1 个回答 | 0
