HSL to HSV Origami JS Patch

hsl2hsv.js

//==============================================================================
// Welcome to scripting in Origami! Helpful links:
//
// Scripting Basics - https://origami.design/documentation/concepts/scriptingbasics
// Scripting API - https://origami.design/documentation/concepts/scriptingapi
//
// Script ID: AAF8D4A5-DB15-4F56-8650-8A6B8C22D703
//==============================================================================


var patch = new Patch();

// Patches are always being evaluated when inputs change of values. If you need your patch to run every frame set this to true
// Setting this to true makes scripts very inefficient and should be avoided at all cost.
patch.alwaysNeedsToEvaluate = false;

// Set Inputs and Outputs.
patch.inputs = [
  new PatchInput("h", types.NUMBER, 0),
  new PatchInput("s", types.NUMBER, 0),
  new PatchInput("l", types.NUMBER, 0),

];

patch.outputs = [
  new PatchOutput("h", types.NUMBER),
  new PatchOutput("s", types.NUMBER),
  new PatchOutput("v", types.NUMBER),
];

function hsl_to_hsv(h, s, l) {
  const hsv1 = s * (l < .5 ? l : 1. - l) / 1.0;
	const hsvS = hsv1 === 0 ? 0 : 2 * hsv1 / (l + hsv1);
	const hsvV = l + hsv1;
	return [ h, hsvS, hsvV ];
}
// Add your logic in this function.
patch.evaluate = function() {
  let hsv = hsl_to_hsv(
    patch.inputs[0].value,
    patch.inputs[1].value,
    patch.inputs[2].value
  );
  patch.outputs[0].value = hsv[0];
  patch.outputs[1].value = hsv[1];
  patch.outputs[2].value = hsv[2];

}

return patch;