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157 lines
6.9 KiB
ReStructuredText
157 lines
6.9 KiB
ReStructuredText
:github_url: hide
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.. _class_VisualShaderNodeParameter:
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VisualShaderNodeParameter
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=========================
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**继承：** :ref:`VisualShaderNode<class_VisualShaderNode>` **<** :ref:`Resource<class_Resource>` **<** :ref:`RefCounted<class_RefCounted>` **<** :ref:`Object<class_Object>`
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**派生：** :ref:`VisualShaderNodeBooleanParameter<class_VisualShaderNodeBooleanParameter>`, :ref:`VisualShaderNodeColorParameter<class_VisualShaderNodeColorParameter>`, :ref:`VisualShaderNodeFloatParameter<class_VisualShaderNodeFloatParameter>`, :ref:`VisualShaderNodeIntParameter<class_VisualShaderNodeIntParameter>`, :ref:`VisualShaderNodeTextureParameter<class_VisualShaderNodeTextureParameter>`, :ref:`VisualShaderNodeTransformParameter<class_VisualShaderNodeTransformParameter>`, :ref:`VisualShaderNodeUIntParameter<class_VisualShaderNodeUIntParameter>`, :ref:`VisualShaderNodeVec2Parameter<class_VisualShaderNodeVec2Parameter>`, :ref:`VisualShaderNodeVec3Parameter<class_VisualShaderNodeVec3Parameter>`, :ref:`VisualShaderNodeVec4Parameter<class_VisualShaderNodeVec4Parameter>`
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可视化着色器图中，参数的基础类型。
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.. rst-class:: classref-introduction-group
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描述
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----
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参数代表着色器中的一个变量，是由外部设置的，即从 :ref:`ShaderMaterial<class_ShaderMaterial>` 中设置。参数在 :ref:`ShaderMaterial<class_ShaderMaterial>` 中以属性的形式暴露，可以从检查器或脚本中分配。
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.. rst-class:: classref-reftable-group
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属性
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----
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.. table::
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:widths: auto
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+------------------------------------------------------------+--------------------------------------------------------------------------------+--------+
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| :ref:`int<class_int>` | :ref:`instance_index<class_VisualShaderNodeParameter_property_instance_index>` | ``0`` |
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+------------------------------------------------------------+--------------------------------------------------------------------------------+--------+
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| :ref:`String<class_String>` | :ref:`parameter_name<class_VisualShaderNodeParameter_property_parameter_name>` | ``""`` |
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+------------------------------------------------------------+--------------------------------------------------------------------------------+--------+
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| :ref:`Qualifier<enum_VisualShaderNodeParameter_Qualifier>` | :ref:`qualifier<class_VisualShaderNodeParameter_property_qualifier>` | ``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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枚举
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----
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.. _enum_VisualShaderNodeParameter_Qualifier:
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.. rst-class:: classref-enumeration
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enum **Qualifier**: :ref:`🔗<enum_VisualShaderNodeParameter_Qualifier>`
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.. _class_VisualShaderNodeParameter_constant_QUAL_NONE:
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.. rst-class:: classref-enumeration-constant
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:ref:`Qualifier<enum_VisualShaderNodeParameter_Qualifier>` **QUAL_NONE** = ``0``
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该参数绑定至使用此着色器的 :ref:`ShaderMaterial<class_ShaderMaterial>`\ 。
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.. _class_VisualShaderNodeParameter_constant_QUAL_GLOBAL:
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.. rst-class:: classref-enumeration-constant
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:ref:`Qualifier<enum_VisualShaderNodeParameter_Qualifier>` **QUAL_GLOBAL** = ``1``
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该参数使用“项目设置”中定义的全局值。
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.. _class_VisualShaderNodeParameter_constant_QUAL_INSTANCE:
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.. rst-class:: classref-enumeration-constant
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:ref:`Qualifier<enum_VisualShaderNodeParameter_Qualifier>` **QUAL_INSTANCE** = ``2``
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该参数绑定至节点，该节点附加了使用此着色器的 :ref:`ShaderMaterial<class_ShaderMaterial>`\ 。
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.. _class_VisualShaderNodeParameter_constant_QUAL_INSTANCE_INDEX:
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.. rst-class:: classref-enumeration-constant
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:ref:`Qualifier<enum_VisualShaderNodeParameter_Qualifier>` **QUAL_INSTANCE_INDEX** = ``3``
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The parameter will be tied to the node with attached :ref:`ShaderMaterial<class_ShaderMaterial>` using this shader. Enables setting a :ref:`instance_index<class_VisualShaderNodeParameter_property_instance_index>` property.
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.. _class_VisualShaderNodeParameter_constant_QUAL_MAX:
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.. rst-class:: classref-enumeration-constant
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:ref:`Qualifier<enum_VisualShaderNodeParameter_Qualifier>` **QUAL_MAX** = ``4``
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代表 :ref:`Qualifier<enum_VisualShaderNodeParameter_Qualifier>` 枚举的大小。
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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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属性说明
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--------
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.. _class_VisualShaderNodeParameter_property_instance_index:
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.. rst-class:: classref-property
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:ref:`int<class_int>` **instance_index** = ``0`` :ref:`🔗<class_VisualShaderNodeParameter_property_instance_index>`
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.. rst-class:: classref-property-setget
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- |void| **set_instance_index**\ (\ value\: :ref:`int<class_int>`\ )
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- :ref:`int<class_int>` **get_instance_index**\ (\ )
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The index within 0-15 range, which is used to avoid clashes when shader used on multiple materials.
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.. rst-class:: classref-item-separator
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----
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.. _class_VisualShaderNodeParameter_property_parameter_name:
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.. rst-class:: classref-property
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:ref:`String<class_String>` **parameter_name** = ``""`` :ref:`🔗<class_VisualShaderNodeParameter_property_parameter_name>`
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.. rst-class:: classref-property-setget
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- |void| **set_parameter_name**\ (\ value\: :ref:`String<class_String>`\ )
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- :ref:`String<class_String>` **get_parameter_name**\ (\ )
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参数的名称，该参数可以通过该名称作为 :ref:`ShaderMaterial<class_ShaderMaterial>` 的属性访问。
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.. rst-class:: classref-item-separator
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----
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.. _class_VisualShaderNodeParameter_property_qualifier:
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.. rst-class:: classref-property
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:ref:`Qualifier<enum_VisualShaderNodeParameter_Qualifier>` **qualifier** = ``0`` :ref:`🔗<class_VisualShaderNodeParameter_property_qualifier>`
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.. rst-class:: classref-property-setget
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- |void| **set_qualifier**\ (\ value\: :ref:`Qualifier<enum_VisualShaderNodeParameter_Qualifier>`\ )
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- :ref:`Qualifier<enum_VisualShaderNodeParameter_Qualifier>` **get_qualifier**\ (\ )
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定义该参数的作用域。
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.. |virtual| replace:: :abbr:`virtual (本方法通常需要用户覆盖才能生效。)`
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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 (本方法无副作用，不会修改该实例的任何成员变量。)`
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.. |vararg| replace:: :abbr:`vararg (本方法除了能接受在此处描述的参数外，还能够继续接受任意数量的参数。)`
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.. |constructor| replace:: :abbr:`constructor (本方法用于构造某个类型。)`
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.. |static| replace:: :abbr:`static (调用本方法无需实例，可直接使用类名进行调用。)`
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.. |operator| replace:: :abbr:`operator (本方法描述的是使用本类型作为左操作数的有效运算符。)`
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.. |bitfield| replace:: :abbr:`BitField (这个值是由下列位标志构成位掩码的整数。)`
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.. |void| replace:: :abbr:`void (无返回值。)`
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