resolve-lygia/index.js

This package helps to resolve the #includes in a lygia shader, glsl or hlsl

function getFile(url) {
  let httpRequest = new XMLHttpRequest();
  httpRequest.open("GET", url, false);
  httpRequest.send();
  if (httpRequest.status == 200) return httpRequest.responseText;
  else return "";
}

exports.resolveLygia = function (lines) {

  if (!Array.isArray(lines)) {
    lines = lines.split(/\r?\n/);
  }

  let src = "";
  lines.forEach((line, i) => {
    let line_trim = line.trim();
    if (line_trim.startsWith('#include "lygia')) {
      let include_url = line_trim.substring(15);
      include_url = "https://lygia.xyz" + include_url.replace(/\"|\;|\s/g, "");
      src += getFile(include_url) + "\n";
    } else {
      src += line + "\n";
    }
  });
  return src;
};