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godot/doc/classes/VisualShaderNodeColorFunc.xml
Rémi Verschelde 32ddd4f4e0 Doctool: Remove version attribute from XML header
We don't use that info for anything, and it generates unnecessary diffs
every time we bump the minor version (and CI failures if we forget to
sync some files from opt-in modules (mono, text_server_fb).

(cherry picked from commit 81064cc239)
2024-09-11 12:41:48 +02:00

41 lines
1.4 KiB
XML

<?xml version="1.0" encoding="UTF-8" ?>
<class name="VisualShaderNodeColorFunc" inherits="VisualShaderNode" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd">
<brief_description>
A [Color] function to be used within the visual shader graph.
</brief_description>
<description>
Accept a [Color] to the input port and transform it according to [member function].
</description>
<tutorials>
</tutorials>
<methods>
</methods>
<members>
<member name="function" type="int" setter="set_function" getter="get_function" enum="VisualShaderNodeColorFunc.Function" default="0">
A function to be applied to the input color. See [enum Function] for options.
</member>
</members>
<constants>
<constant name="FUNC_GRAYSCALE" value="0" enum="Function">
Converts the color to grayscale using the following formula:
[codeblock]
vec3 c = input;
float max1 = max(c.r, c.g);
float max2 = max(max1, c.b);
float max3 = max(max1, max2);
return vec3(max3, max3, max3);
[/codeblock]
</constant>
<constant name="FUNC_SEPIA" value="1" enum="Function">
Applies sepia tone effect using the following formula:
[codeblock]
vec3 c = input;
float r = (c.r * 0.393) + (c.g * 0.769) + (c.b * 0.189);
float g = (c.r * 0.349) + (c.g * 0.686) + (c.b * 0.168);
float b = (c.r * 0.272) + (c.g * 0.534) + (c.b * 0.131);
return vec3(r, g, b);
[/codeblock]
</constant>
</constants>
</class>