https://github.com/dmnsgn/inverse-lerp

Get a value's interpolant within a linear range, effectively remapping a value v within [a, b] to [0, 1].
https://github.com/dmnsgn/inverse-lerp

interpolation inv-lerp inverse-lerp lerp

Last synced: 3 months ago
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Get a value's interpolant within a linear range, effectively remapping a value v within [a, b] to [0, 1].

• Host: GitHub
• URL: https://github.com/dmnsgn/inverse-lerp
• Owner: dmnsgn
• License: mit
• Created: 2024-03-23T22:37:18.000Z (about 1 year ago)
• Default Branch: main
• Last Pushed: 2024-07-06T14:13:14.000Z (11 months ago)
• Last Synced: 2025-01-09T21:37:12.961Z (5 months ago)
• Topics: interpolation, inv-lerp, inverse-lerp, lerp
• Language: JavaScript
• Homepage:
• Size: 4.88 KB
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • Changelog: CHANGELOG.md
  • License: LICENSE.md

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README

        
# inverse-lerp

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Get a value's interpolant within a linear range, effectively remapping a value v within [a, b] to [0, 1].

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## Installation

```bash

npm install inverse-lerp

```

## Usage

```js

import inverseLerp from "inverse-lerp";

const range = [20, 40];

const [a, b] = range;

const value = 30;

const t = inverseLerp(a, b, value);

// => 0.5

```

## API



## inverseLerp



### inverseLerp(a, b, v) ⇒ number ⏏

Get a value's interpolant within a linear range, effectively remapping a value v within [a, b] to [0, 1].

**Kind**: Exported function

| Param | Type                | Description |

| ----- | ------------------- | ----------- |

| a     | number | Start       |

| b     | number | End         |

| v     | number | Value       |

## License

MIT. See [license file](https://github.com/dmnsgn/inverse-lerp/blob/main/LICENSE.md).