Chataigne

	{
	"name":"GrandMa2Msc",
	"type":"MIDI",
	"path":"Hardware",

	"version":"0.0.1",
	"description":"Chataigne script to record and play grandma2 msc events",
	"url":"https://github.com/ssm2017/chataigne_grandma2msc",
	"downloadURL":"Chataigne script to record and play grandma2 msc events",

	"hasInput":true,
	"hasOutput":true, 

	"hideDefaultCommands":true,
	"parameters":
	{
		"Module parameters":
		{
			"type":"Container",
			"collapsed":false,
			"LogSysex":{"type":"Boolean", "description":"Choose if you want to see a translation of the sysex.\nThe script logs must be activated.", "default":false}
		}
	},
	"defaults":
	{
		"autoAdd":false
	},
	"hideDefaultParameters":
	[
		"autoAdd",
		"autoFeedback",
		"infos",
		"tempo",
		"MTC"
	],
	"scripts":
	[
		"grandma2msc.js"
	]
}

Create a custom variable group named “Execs” first.

function fixedIt(precision, value, num) {
  var num = "" + (Math.round(value * Math.pow(10, precision)));
  //return num.substring(0, num.length - precision) + "." + num.substring(num.length - precision, num.length);
  return "0."+num.substring(num.length - precision, num.length);
}

function faderToHex(fader_value) {
  var temp_coarse = fader_value * 1.28;
  var coarse = parseInt(Math.floor(temp_coarse));
  var coarse_hex = Integer.toHexString(coarse);
  if (coarse < 16) coarse_hex = "0"+ coarse_hex;

  //var coarse_decimals = (temp_coarse %1).toFixed(2);
  var coarse_decimals = parseFloat(fixedIt(2,temp_coarse %2));
  var temp_fine = coarse_decimals * 128;
  var fine = parseInt(Math.floor(temp_fine));
  var fine_hex = Integer.toHexString(fine);
  if (fine < 16) fine_hex = "0"+ fine_hex;

  return {
    'coarse': ""+coarse,
    'fine': ""+fine
  }
}

function filter(inputValue, min, max) {
  var hex_values = faderToHex(Math.abs(inputValue[0]));

  var parameter_name = script.getParent().getParent().getParent().getParent().getParent().name;

  //root.customVariables.execs.variables.addStringParameter(parameter_name+ "_coarse","Hex coarse value of mapping "+parameter_name,hex_values.coarse);
  root.customVariables.execs.variables.addStringParameter(parameter_name+ "_coarse","Hex coarse value of mapping "+parameter_name,hex_values.coarse);
  var param = root.customVariables.execs.variables.getChild(parameter_name+ "_coarse");
  param.set(hex_values.coarse);

  root.customVariables.execs.variables.addStringParameter(parameter_name+ "_fine","Hex fine value of mapping "+parameter_name,hex_values.coarse);
  var param = root.customVariables.execs.variables.getChild(parameter_name+ "_fine");
  param.set(hex_values.fine);

  return inputValue;
}