VMDC change proposition

function checkVoidMap() {
	if (game.global.totalPortals < 5) return;
	if (game.global.universe == 2 && game.global.totalRadPortals < 1) return;
	// voidMaxLevel was 1% useful 99% confusing
	// this works best if Radiant has x%-50% base 120% cap 0.5% step
	var chance = (Math.floor((game.global.lastVoidMap - 90) / 10) / 150000);
	game.global.lastVoidMap++;
	if (chance < 0) return;
	chance *= (1 + (getHeirloomBonus("Shield", "voidMaps") / 100));
	chance *= (1 + (game.goldenUpgrades.Void.currentBonus));
	if (seededRandom(game.global.voidSeed++) >= chance) return;
	createVoidMap();
	game.global.lastVoidMap = 0;
	return 1;
}