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godot-docs-l10n/classes/zh_Hant/class_visualshadernodeglobalexpression.rst

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.. _class_VisualShaderNodeGlobalExpression:
VisualShaderNodeGlobalExpression
================================
**繼承:** :ref:`VisualShaderNodeExpression<class_VisualShaderNodeExpression>` **<** :ref:`VisualShaderNodeGroupBase<class_VisualShaderNodeGroupBase>` **<** :ref:`VisualShaderNodeResizableBase<class_VisualShaderNodeResizableBase>` **<** :ref:`VisualShaderNode<class_VisualShaderNode>` **<** :ref:`Resource<class_Resource>` **<** :ref:`RefCounted<class_RefCounted>` **<** :ref:`Object<class_Object>`
用Godot著色器語言編寫的自訂全域視覺化著色器圖形運算式。
.. rst-class:: classref-introduction-group
說明
----
自訂Godot著色器語言運算式位於生成的著色器之上。你可以在內部放置各種函式定義以便以後在\ :ref:`VisualShaderNodeExpression<class_VisualShaderNodeExpression>`\ 中呼叫這些函式被注入到主著色器函數中。你還可以宣告varyings、uniforms 和全域常數。
.. |virtual| replace:: :abbr:`virtual (本方法通常需要使用者覆寫才能生效。)`
.. |required| replace:: :abbr:`required (This method is required to be overridden when extending its base class.)`
.. |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。)`
.. |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。)`
.. |constructor| replace:: :abbr:`constructor (本方法用於建構一個型別。)`
.. |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。)`
.. |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。)`
.. |bitfield| replace:: :abbr:`BitField (此值是由下列旗標組成的位元遮罩整數。)`
.. |void| replace:: :abbr:`void (無回傳值。)`