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    @thi.ng/ramp
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    0.1.61 • Public • Published

    ramp

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    This project is part of the @thi.ng/umbrella monorepo.

    About

    Parametric interpolated 1D lookup tables for remapping values.

    Status

    ALPHA - bleeding edge / work-in-progress

    Search or submit any issues for this package

    Installation

    yarn add @thi.ng/ramp
    // ES module
    <script type="module" src="https://unpkg.com/@thi.ng/ramp?module" crossorigin></script>
    
    // UMD
    <script src="https://unpkg.com/@thi.ng/ramp/lib/index.umd.js" crossorigin></script>

    Package sizes (gzipped, pre-treeshake): ESM: 971 bytes / CJS: 1.01 KB / UMD: 1.12 KB

    Dependencies

    Usage examples

    Several demos in this repo's /examples directory are using this package.

    A selection:

    Screenshot Description Live demo Source
    Unison wavetable synth with waveform editor Demo Source

    API

    Generated API docs

    import { linear, hermite } from "@thi.ng/ramp";
    
    const rampL = linear([[0.1, 0], [0.5, 1], [0.9, 0]]);
    const rampH = hermite([[0.1, 0], [0.5, 1], [0.9, 0]]);
    
    for(let i = 0; i <= 10; i++) {
        console.log(
            i / 10,
            rampL.at(i / 10).toFixed(2),
            rampH.at(i / 10).toFixed(2)
        );
    }
    
    // 0   0.00 0.00
    // 0.1 0.00 0.00
    // 0.2 0.25 0.16
    // 0.3 0.50 0.50
    // 0.4 0.75 0.84
    // 0.5 1.00 1.00
    // 0.6 0.75 0.84
    // 0.7 0.50 0.50
    // 0.8 0.25 0.16
    // 0.9 0.00 0.00
    // 1   0.00 0.00

    Authors

    Karsten Schmidt

    If this project contributes to an academic publication, please cite it as:

    @misc{thing-ramp,
      title = "@thi.ng/ramp",
      author = "Karsten Schmidt",
      note = "https://thi.ng/ramp",
      year = 2019
    }

    License

    © 2019 - 2021 Karsten Schmidt // Apache Software License 2.0

    Install

    npm i @thi.ng/ramp

    DownloadsWeekly Downloads

    1

    Version

    0.1.61

    License

    Apache-2.0

    Unpacked Size

    45.7 kB

    Total Files

    18

    Last publish

    Collaborators

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