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137 lines
4.8 KiB
ReStructuredText
137 lines
4.8 KiB
ReStructuredText
:github_url: hide
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.. DO NOT EDIT THIS FILE!!!
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.. Generated automatically from Godot engine sources.
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.. Generator: https://github.com/godotengine/godot/tree/master/doc/tools/make_rst.py.
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.. XML source: https://github.com/godotengine/godot/tree/master/doc/classes/VisualShaderNodeColorFunc.xml.
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.. _class_VisualShaderNodeColorFunc:
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VisualShaderNodeColorFunc
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=========================
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**Inherits:** :ref:`VisualShaderNode<class_VisualShaderNode>` **<** :ref:`Resource<class_Resource>` **<** :ref:`RefCounted<class_RefCounted>` **<** :ref:`Object<class_Object>`
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A :ref:`Color<class_Color>` function to be used within the visual shader graph.
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.. rst-class:: classref-introduction-group
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Description
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-----------
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Accept a :ref:`Color<class_Color>` to the input port and transform it according to :ref:`function<class_VisualShaderNodeColorFunc_property_function>`.
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.. rst-class:: classref-reftable-group
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Properties
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----------
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.. table::
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:widths: auto
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+----------------------------------------------------------+--------------------------------------------------------------------+-------+
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| :ref:`Function<enum_VisualShaderNodeColorFunc_Function>` | :ref:`function<class_VisualShaderNodeColorFunc_property_function>` | ``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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Enumerations
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------------
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.. _enum_VisualShaderNodeColorFunc_Function:
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.. rst-class:: classref-enumeration
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enum **Function**: :ref:`🔗<enum_VisualShaderNodeColorFunc_Function>`
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.. _class_VisualShaderNodeColorFunc_constant_FUNC_GRAYSCALE:
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.. rst-class:: classref-enumeration-constant
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:ref:`Function<enum_VisualShaderNodeColorFunc_Function>` **FUNC_GRAYSCALE** = ``0``
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Converts the color to grayscale using the following formula:
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::
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vec3 c = input;
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float max1 = max(c.r, c.g);
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float max2 = max(max1, c.b);
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float max3 = max(max1, max2);
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return vec3(max3, max3, max3);
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.. _class_VisualShaderNodeColorFunc_constant_FUNC_HSV2RGB:
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.. rst-class:: classref-enumeration-constant
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:ref:`Function<enum_VisualShaderNodeColorFunc_Function>` **FUNC_HSV2RGB** = ``1``
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Converts HSV vector to RGB equivalent.
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.. _class_VisualShaderNodeColorFunc_constant_FUNC_RGB2HSV:
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.. rst-class:: classref-enumeration-constant
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:ref:`Function<enum_VisualShaderNodeColorFunc_Function>` **FUNC_RGB2HSV** = ``2``
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Converts RGB vector to HSV equivalent.
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.. _class_VisualShaderNodeColorFunc_constant_FUNC_SEPIA:
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.. rst-class:: classref-enumeration-constant
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:ref:`Function<enum_VisualShaderNodeColorFunc_Function>` **FUNC_SEPIA** = ``3``
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Applies sepia tone effect using the following formula:
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::
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vec3 c = input;
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float r = (c.r * 0.393) + (c.g * 0.769) + (c.b * 0.189);
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float g = (c.r * 0.349) + (c.g * 0.686) + (c.b * 0.168);
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float b = (c.r * 0.272) + (c.g * 0.534) + (c.b * 0.131);
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return vec3(r, g, b);
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.. _class_VisualShaderNodeColorFunc_constant_FUNC_MAX:
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.. rst-class:: classref-enumeration-constant
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:ref:`Function<enum_VisualShaderNodeColorFunc_Function>` **FUNC_MAX** = ``4``
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Represents the size of the :ref:`Function<enum_VisualShaderNodeColorFunc_Function>` enum.
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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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Property Descriptions
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---------------------
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.. _class_VisualShaderNodeColorFunc_property_function:
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.. rst-class:: classref-property
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:ref:`Function<enum_VisualShaderNodeColorFunc_Function>` **function** = ``0`` :ref:`🔗<class_VisualShaderNodeColorFunc_property_function>`
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.. rst-class:: classref-property-setget
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- |void| **set_function**\ (\ value\: :ref:`Function<enum_VisualShaderNodeColorFunc_Function>`\ )
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- :ref:`Function<enum_VisualShaderNodeColorFunc_Function>` **get_function**\ (\ )
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A function to be applied to the input color. See :ref:`Function<enum_VisualShaderNodeColorFunc_Function>` for options.
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.. |virtual| replace:: :abbr:`virtual (This method should typically be overridden by the user to have any effect.)`
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.. |const| replace:: :abbr:`const (This method has no side effects. It doesn't modify any of the instance's member variables.)`
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.. |vararg| replace:: :abbr:`vararg (This method accepts any number of arguments after the ones described here.)`
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.. |constructor| replace:: :abbr:`constructor (This method is used to construct a type.)`
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.. |static| replace:: :abbr:`static (This method doesn't need an instance to be called, so it can be called directly using the class name.)`
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.. |operator| replace:: :abbr:`operator (This method describes a valid operator to use with this type as left-hand operand.)`
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.. |bitfield| replace:: :abbr:`BitField (This value is an integer composed as a bitmask of the following flags.)`
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.. |void| replace:: :abbr:`void (No return value.)`
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