Revise paste 5212e48f0796e

function recalcSectionState(curStep:Int, curDecStep:Float):Void {
	Reflect.setField(game, 'curStep', curStep);
	Reflect.setField(game, 'curDecStep', curDecStep);

var rollbackFunc:Dynamic = Reflect.field(game, 'rollbackSection');
	if (rollbackFunc != null) {
		Reflect.callMethod(game, rollbackFunc, []);
		return;
	}

if (game.SONG == null || game.SONG.notes == null) {
		return;
	}

var notes:Array<Dynamic> = game.SONG.notes;
	var totalSections:Int = notes.length;
	var cumulativeSteps:Int = 0;
	var targetSection:Int = 0;
	var found:Bool = false;

for (i in 0...totalSections) {
		var section:Dynamic = notes[i];
		if (section == null) continue;

var sectionBeats:Float = section.sectionBeats;
		if (sectionBeats == null || sectionBeats <= 0) sectionBeats = 4;

cumulativeSteps += Math.round(sectionBeats * 4);

if (curStep < cumulativeSteps) {
			targetSection = i;
			found = true;
			break;
		}
	}

if (!found) {
		targetSection = Math.max(0, totalSections - 1);
	}

Reflect.setField(game, 'curSection', targetSection);

if (cumulativeSteps <= curStep) {
		var beatsAhead:Float = 4;
		var sectionData:Dynamic = notes[targetSection];
		if (sectionData != null) {
			beatsAhead = sectionData.sectionBeats;
			if (beatsAhead == null || beatsAhead <= 0) beatsAhead = 4;
		}
		cumulativeSteps = curStep + Math.round(beatsAhead * 4);
	}

Reflect.setField(game, 'stepsToDo', cumulativeSteps);
}