---
title: Polyline2d
status: published
category: primitives
group: Class
author: api
date: 06/23/2023
order: 70
---<Small>Public Class</Small>

<details>
	<summary>Table of Contents</summary>
- [Properties](#properties)
  - [segments](#Polyline2d-segments-member)
- [Methods](#methods)
  - [FromPoints](#Polyline2d-FromPoints-member-1)
  - [getSegmentsFromPoints](#Polyline2d-getSegmentsFromPoints-member-1)
</details>




##### Signature


```ts
class Polyline2d extends BaseSpline2d<LineSegment2dModel> {}
```

##### References

[BaseSpline2d](/gen/primitives/~BaseSpline2d-class), [LineSegment2dModel](/gen/primitives/LineSegment2dModel-interface)

---

### `Constructor`

<Small>Public Constructor</Small>

Constructs a new instance of the `Polyline2d` class


##### Parameters


<ParametersTable>

<ParametersTableRow>
<ParametersTableName>

`points`

</ParametersTableName>
<ParametersTableDescription>

```ts
VecLike[]
```



</ParametersTableDescription>
</ParametersTableRow>
<ParametersTableRow>
<ParametersTableName>

`k`

 <Small>(optional)</Small>

</ParametersTableName>
<ParametersTableDescription>

```ts
number
```



</ParametersTableDescription>
</ParametersTableRow>
<ParametersTableRow>
<ParametersTableName>

`p`

 <Small>(optional)</Small>

</ParametersTableName>
<ParametersTableDescription>

```ts
number
```



</ParametersTableDescription>
</ParametersTableRow>
</ParametersTable>

##### References

[VecLike](/gen/primitives/VecLike-type)

---

## Properties

### `segments` \{#Polyline2d-segments-member}

<Small>Public Property</Small>

##### Signature


```ts
segments: LineSegment2d[]
```

##### References

[LineSegment2d](/gen/primitives/LineSegment2d-class)

---

## Methods

### `FromPoints()` \{#Polyline2d-FromPoints-member-1}

<Small>Public Static Method</Small>

##### Parameters


<ParametersTable>

<ParametersTableRow>
<ParametersTableName>

`points`

</ParametersTableName>
<ParametersTableDescription>

```ts
VecLike[]
```



</ParametersTableDescription>
</ParametersTableRow>
</ParametersTable>

##### Returns


```ts
Polyline2d
```

##### References

[VecLike](/gen/primitives/VecLike-type), [Polyline2d](/gen/primitives/Polyline2d-class)

---

### `getSegmentsFromPoints()` \{#Polyline2d-getSegmentsFromPoints-member-1}

<Small>Public Method</Small>

##### Parameters


<ParametersTable>

<ParametersTableRow>
<ParametersTableName>

`points`

</ParametersTableName>
<ParametersTableDescription>

```ts
VecLike[]
```



</ParametersTableDescription>
</ParametersTableRow>
<ParametersTableRow>
<ParametersTableName>

`p`

 <Small>(optional)</Small>

</ParametersTableName>
<ParametersTableDescription>

```ts
number
```



</ParametersTableDescription>
</ParametersTableRow>
</ParametersTable>

##### Returns


```ts
LineSegment2d[]
```

##### References

[VecLike](/gen/primitives/VecLike-type), [LineSegment2d](/gen/primitives/LineSegment2d-class)

---