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21 lines
539 B
Markdown
21 lines
539 B
Markdown
10 years ago
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## Fract
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Compute the fractional part of the argument
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### Declaration
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```glsl
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float fract(float x)
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vec2 fract(vec2 x)
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vec3 fract(vec3 x)
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vec4 fract(vec4 x)
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```
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### Parameters
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```x``` specify the value to evaluate.
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### Description
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```fract()``` returns the fractional part of ```x```. This is calculated as ```x - floor(x)```.
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<div class="simpleFunction" data="y = fract(x); "></div>
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### See Also
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[floor](/glossary/?search=floor), [ceil](/glossary/?search=ceil), [mod](/glossary/?search=mod), [Chapter 05: Shaping Functions](/05/)
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