{"id":423380,"date":"2025-02-26T14:45:44","date_gmt":"2025-02-26T14:45:44","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/spline-or-bsplin-through-more-than-six-keypoints\/"},"modified":"2025-02-26T14:45:44","modified_gmt":"2025-02-26T14:45:44","slug":"spline-or-bsplin-through-more-than-six-keypoints","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/spline-or-bsplin-through-more-than-six-keypoints\/","title":{"rendered":"SPLINE or BSPLIN through more than six keypoints"},"content":{"rendered":"<p>&lt;p&gt;Hi,&lt;\/p&gt;&lt;p&gt;Does anybody know whether it is possible to create a spline or bsplin through more than 6 keypoints?&lt;\/p&gt;&lt;p&gt;&lt;span class=&#8221;replaceable&#8221;&gt;Say i want to make a spline through 12 keypoints. I can make 2 splines, each through 6 keypoints. However, the 2 splines won&#8217;t align that well at the intersection. In: &lt;span class=&#8221;command&#8221;&gt;<strong>SPLINE<\/strong>&lt;\/span&gt;,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>P1<\/code><\/em>,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>P2<\/code><\/em>,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>P3<\/code><\/em>,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>P4<\/code><\/em>,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>P5<\/code><\/em>,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>P6<\/code><\/em>,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>XV1<\/code><\/em>,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>YV1<\/code><\/em>,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>ZV1<\/code><\/em>,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>XV6<\/code><\/em>,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>YV6<\/code><\/em>,&nbsp;&lt;em class=&#8221;replaceable&#8221;&gt;<code>ZV6<\/code><\/em> you can define the slope vector, which theoretically means you could align the 2 splines by defining (aligning) the slope vectors. Does anybody know how to retreive the slope vectors from the endpoint of a spline? (I am using PyMAPDL)&lt;\/span&gt;&lt;\/p&gt;&lt;p&gt;&lt;span class=&#8221;replaceable&#8221;&gt;Many thanks!&lt;\/span&gt;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-423380","topic","type-topic","status-publish","hentry","topic-tag-apdl","topic-tag-PyMAPDL-1","topic-tag-spline"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi,Does anybody know whether it is possible to create a spline or bsplin through more than 6 keypoints?Say i want to make a spline through 12 keypoints. I can make 2 splines, each through 6 keypoints. However, the 2 splines won&#039;t align that well at the intersection. 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