mirror of
https://github.com/patriciogonzalezvivo/thebookofshaders
synced 2024-11-08 01:10:27 +00:00
23 lines
544 B
Markdown
23 lines
544 B
Markdown
## Sqrt
|
|
Return the square root of the parameter
|
|
|
|
### Declaration
|
|
```glsl
|
|
float sqrt(float x)
|
|
vec2 sqrt(vec2 x)
|
|
vec3 sqrt(vec3 x)
|
|
vec4 sqrt(vec4 x)
|
|
```
|
|
|
|
### Parameters
|
|
```x``` specify the value of which to take the square root.
|
|
|
|
### Description
|
|
```sqrt()``` returns the square root of ```x```.
|
|
|
|
<div class="simpleFunction" data="y = sqrt(x); "></div>
|
|
|
|
<div class="codeAndCanvas" data="../07/circle-making.frag"></div>
|
|
|
|
### See Also
|
|
[inversesqrt](index.html#inversesqrt.md), [pow](index.html#pow.md), [Chapter 05: Shaping Functions](../05/) |