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157 lines
6.4 KiB
ReStructuredText
157 lines
6.4 KiB
ReStructuredText
:github_url: hide
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.. _class_PinJoint2D:
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PinJoint2D
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==========
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**繼承：** :ref:`Joint2D<class_Joint2D>` **<** :ref:`Node2D<class_Node2D>` **<** :ref:`CanvasItem<class_CanvasItem>` **<** :ref:`Node<class_Node>` **<** :ref:`Object<class_Object>`
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將兩個 2D 物理體通過單點進行連接的物理關節，能夠讓它們自由旋轉。
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.. rst-class:: classref-introduction-group
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說明
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----
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將兩個 2D 物理體通過單點進行連接的物理關節，能夠讓它們自由旋轉。例如可以將 :ref:`RigidBody2D<class_RigidBody2D>` 連接到 :ref:`StaticBody2D<class_StaticBody2D>` 上，從而建立鐘擺或蹺蹺板。
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.. rst-class:: classref-reftable-group
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屬性
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----
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.. table::
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:widths: auto
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+---------------------------+-------------------------------------------------------------------------------+-----------+
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| :ref:`bool<class_bool>` | :ref:`angular_limit_enabled<class_PinJoint2D_property_angular_limit_enabled>` | ``false`` |
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+---------------------------+-------------------------------------------------------------------------------+-----------+
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| :ref:`float<class_float>` | :ref:`angular_limit_lower<class_PinJoint2D_property_angular_limit_lower>` | ``0.0`` |
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+---------------------------+-------------------------------------------------------------------------------+-----------+
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| :ref:`float<class_float>` | :ref:`angular_limit_upper<class_PinJoint2D_property_angular_limit_upper>` | ``0.0`` |
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+---------------------------+-------------------------------------------------------------------------------+-----------+
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| :ref:`bool<class_bool>` | :ref:`motor_enabled<class_PinJoint2D_property_motor_enabled>` | ``false`` |
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+---------------------------+-------------------------------------------------------------------------------+-----------+
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| :ref:`float<class_float>` | :ref:`motor_target_velocity<class_PinJoint2D_property_motor_target_velocity>` | ``0.0`` |
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+---------------------------+-------------------------------------------------------------------------------+-----------+
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| :ref:`float<class_float>` | :ref:`softness<class_PinJoint2D_property_softness>` | ``0.0`` |
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+---------------------------+-------------------------------------------------------------------------------+-----------+
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.. rst-class:: classref-section-separator
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----
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.. rst-class:: classref-descriptions-group
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屬性說明
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--------
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.. _class_PinJoint2D_property_angular_limit_enabled:
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.. rst-class:: classref-property
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:ref:`bool<class_bool>` **angular_limit_enabled** = ``false`` :ref:`🔗<class_PinJoint2D_property_angular_limit_enabled>`
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.. rst-class:: classref-property-setget
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- |void| **set_angular_limit_enabled**\ (\ value\: :ref:`bool<class_bool>`\ )
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- :ref:`bool<class_bool>` **is_angular_limit_enabled**\ (\ )
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If ``true``, the pin maximum and minimum rotation, defined by :ref:`angular_limit_lower<class_PinJoint2D_property_angular_limit_lower>` and :ref:`angular_limit_upper<class_PinJoint2D_property_angular_limit_upper>` are applied.
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.. rst-class:: classref-item-separator
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----
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.. _class_PinJoint2D_property_angular_limit_lower:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **angular_limit_lower** = ``0.0`` :ref:`🔗<class_PinJoint2D_property_angular_limit_lower>`
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.. rst-class:: classref-property-setget
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- |void| **set_angular_limit_lower**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_angular_limit_lower**\ (\ )
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最小的旋轉量。只有在\ :ref:`angular_limit_enabled<class_PinJoint2D_property_angular_limit_enabled>`\ 為 ``true`` 時才有效。
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.. rst-class:: classref-item-separator
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----
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.. _class_PinJoint2D_property_angular_limit_upper:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **angular_limit_upper** = ``0.0`` :ref:`🔗<class_PinJoint2D_property_angular_limit_upper>`
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.. rst-class:: classref-property-setget
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- |void| **set_angular_limit_upper**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_angular_limit_upper**\ (\ )
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最大的旋轉量。只有在\ :ref:`angular_limit_enabled<class_PinJoint2D_property_angular_limit_enabled>`\ 為 ``true`` 時才有效。
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.. rst-class:: classref-item-separator
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----
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.. _class_PinJoint2D_property_motor_enabled:
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.. rst-class:: classref-property
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:ref:`bool<class_bool>` **motor_enabled** = ``false`` :ref:`🔗<class_PinJoint2D_property_motor_enabled>`
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.. rst-class:: classref-property-setget
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- |void| **set_motor_enabled**\ (\ value\: :ref:`bool<class_bool>`\ )
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- :ref:`bool<class_bool>` **is_motor_enabled**\ (\ )
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啟動後，馬達會使鉸鏈轉動。
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.. rst-class:: classref-item-separator
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----
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.. _class_PinJoint2D_property_motor_target_velocity:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **motor_target_velocity** = ``0.0`` :ref:`🔗<class_PinJoint2D_property_motor_target_velocity>`
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.. rst-class:: classref-property-setget
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- |void| **set_motor_target_velocity**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_motor_target_velocity**\ (\ )
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軸上馬達的目標速度。
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.. rst-class:: classref-item-separator
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----
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.. _class_PinJoint2D_property_softness:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **softness** = ``0.0`` :ref:`🔗<class_PinJoint2D_property_softness>`
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.. rst-class:: classref-property-setget
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- |void| **set_softness**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_softness**\ (\ )
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這個值越高，與被牽制的兩個物體之間的的聯繫就越靈活。
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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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