glsl-pcg-prng

    1.0.2 • Public • Published

    glsl-pcg-prng

    PCG random number generators ported to an NPM package, so that you can require it from glslify. The code is based (mostly copied) from https://www.shadertoy.com/view/XlGcRh by Mark Jarzynski.

    References:

    Install

    npm install glsl-pcg-prng

    Usage

    Note that glsl-pcg-prng needs OpenGL ES 3.0 (WebGL 2.0).

    #pragma glslify: prng require(glsl-pcg-prng) 
     
    // Create a seed 
    vec4 seed = vec3(1000., 2000., 3000., 4000.);
     
    // Return one random number, it takes a float or a vec2 as input 
    float r1 = prng(seed.x);
    float r2 = prng(seed.xy);
     
    // Return three random numbers 
    vec3 r3 = prng(seed.xyz);
     
    // Return four random numbers 
    vec4 r4 = prng(seed.xyzw);

    Demo

    Install

    npm i glsl-pcg-prng

    DownloadsWeekly Downloads

    0

    Version

    1.0.2

    License

    MIT

    Unpacked Size

    4.52 kB

    Total Files

    5

    Last publish

    Collaborators

    • riccardoscalco