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## Abs
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2015-05-01 20:05:55 +00:00
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Return the absolute value of the parameter.
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2015-04-17 04:52:51 +00:00
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2015-04-18 14:41:34 +00:00
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### Declaration
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2015-04-17 04:52:51 +00:00
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```glsl
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float abs(float x)
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vec2 abs(vec2 x)
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vec3 abs(vec3 x)
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vec4 abs(vec4 x)
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```
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### Parameters
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```x``` specify the value of which to return the absolute.
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2015-04-17 04:52:51 +00:00
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### Description
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```abs()``` returns the absolute value of ```x```.
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<div class="simpleFunction" data="y = abs(x); "></div>
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### See Also
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2017-08-19 10:11:58 +00:00
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[sign()](/glossary/?search=sign), [min()](/glossary/?search=min), [max()](/glossary/?search=max), [Chapter 05: Shaping Functions](../05/)
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