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- <?xml version="1.0" encoding="UTF-8" ?>
- <class name="Noise" inherits="Resource" version="4.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../../../doc/class.xsd">
- <brief_description>
- Abstract base class for noise generators.
- </brief_description>
- <description>
- This class defines the interface for noise generation libraries to inherit from.
- A default get_seamless_noise() implementation is provided for libraries that do not provide seamless noise. This function requests a larger image from get_image(), reverses the quadrants of the image, then uses the strips of extra width to blend over the seams.
- Inheriting noise classes can optionally override this function to provide a more optimal algorithm.
- </description>
- <tutorials>
- </tutorials>
- <methods>
- <method name="get_image" qualifiers="const">
- <return type="Image" />
- <param index="0" name="width" type="int" />
- <param index="1" name="height" type="int" />
- <param index="2" name="invert" type="bool" default="false" />
- <param index="3" name="in_3d_space" type="bool" default="false" />
- <description>
- Returns a 2D [Image] noise image.
- </description>
- </method>
- <method name="get_noise_1d" qualifiers="const">
- <return type="float" />
- <param index="0" name="x" type="float" />
- <description>
- Returns the 1D noise value at the given (x) coordinate.
- </description>
- </method>
- <method name="get_noise_2d" qualifiers="const">
- <return type="float" />
- <param index="0" name="x" type="float" />
- <param index="1" name="y" type="float" />
- <description>
- Returns the 2D noise value at the given position.
- </description>
- </method>
- <method name="get_noise_2dv" qualifiers="const">
- <return type="float" />
- <param index="0" name="v" type="Vector2" />
- <description>
- Returns the 2D noise value at the given position.
- </description>
- </method>
- <method name="get_noise_3d" qualifiers="const">
- <return type="float" />
- <param index="0" name="x" type="float" />
- <param index="1" name="y" type="float" />
- <param index="2" name="z" type="float" />
- <description>
- Returns the 3D noise value at the given position.
- </description>
- </method>
- <method name="get_noise_3dv" qualifiers="const">
- <return type="float" />
- <param index="0" name="v" type="Vector3" />
- <description>
- Returns the 3D noise value at the given position.
- </description>
- </method>
- <method name="get_seamless_image" qualifiers="const">
- <return type="Image" />
- <param index="0" name="width" type="int" />
- <param index="1" name="height" type="int" />
- <param index="2" name="invert" type="bool" default="false" />
- <param index="3" name="in_3d_space" type="bool" default="false" />
- <param index="4" name="skirt" type="float" default="0.1" />
- <description>
- Returns a seamless 2D [Image] noise image.
- </description>
- </method>
- </methods>
- </class>
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