thebookofshaders/glossary/distance/README.md

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2015-04-18 14:41:34 +00:00
## Distance
Calculate the distance between two points
### Declaration
```glsl
float distance(float p0, float p1)
float distance(vec2 p0, vec2 p1)
float distance(vec3 p0, vec3 p1)
float distance(vec4 p0, vec4 p1)
```
### Parameters
```p0``` specifies the first of two points
```p1``` specifies the second of two points
### Description
```distance()``` returns the distance between the two points ```p0``` and ```p1```.
<div class="codeAndCanvas" data="../07/circle-making.frag"></div>
### See Also
2016-04-06 15:44:45 +00:00
[length()](/glossary/?search=length), [normalize()](/glossary/?search=normalize), [Chapter 07: Shapes](/07/)