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32 lines
1.7 KiB
ReStructuredText
32 lines
1.7 KiB
ReStructuredText
:github_url: hide
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.. _class_FABRIK3D:
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FABRIK3D
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========
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**繼承：** :ref:`IterateIK3D<class_IterateIK3D>` **<** :ref:`ChainIK3D<class_ChainIK3D>` **<** :ref:`IKModifier3D<class_IKModifier3D>` **<** :ref:`SkeletonModifier3D<class_SkeletonModifier3D>` **<** :ref:`Node3D<class_Node3D>` **<** :ref:`Node<class_Node>` **<** :ref:`Object<class_Object>`
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Position based forward and backward reaching inverse kinematics solver.
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.. rst-class:: classref-introduction-group
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說明
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----
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**FABRIK3D** is position based IK, allowing precise and accurate tracking of targets. It's ideal for simple chains without limitations.
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The resulting twist around the forward vector will always be kept from the previous pose.
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\ **Note:** When the target is close to the root, it tends to produce zig-zag patterns, resulting in unnatural visual movement.
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.. |virtual| replace:: :abbr:`virtual (本方法通常需要使用者覆寫才能生效。)`
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.. |required| replace:: :abbr:`required (This method is required to be overridden when extending its base class.)`
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.. |const| replace:: :abbr:`const (本方法沒有副作用。不會修改該實例的任何成員變數。)`
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.. |vararg| replace:: :abbr:`vararg (本方法除了這裡描述的參數外，還可以接受任意數量的參數。)`
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.. |constructor| replace:: :abbr:`constructor (本方法用於建構一個型別。)`
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.. |static| replace:: :abbr:`static (本方法無需實例即可呼叫，因此可以直接使用類別名稱呼叫。)`
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.. |operator| replace:: :abbr:`operator (本方法描述將本型別作為左運算元時可用的有效運算子。)`
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.. |bitfield| replace:: :abbr:`BitField (此值是由下列旗標組成的位元遮罩整數。)`
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.. |void| replace:: :abbr:`void (無回傳值。)`
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