TransformExtension.cs

public static class TransformExtension{
	public static void SetPosition(this Transform t, float? x = null, float? y = null, float? z = null) {
		var pos = t.transform.localPosition;
		if (x.HasValue) pos.x = x.Value;
		if (y.HasValue) pos.y = y.Value;
		if (z.HasValue) pos.z = z.Value;
		t.transform.localPosition = pos;
	}
	public static void AddPosition(this Transform t, float? x = null, float? y = null, float? z = null) {
		var pos = t.transform.localPosition;
		if (x.HasValue) pos.x += x.Value;
		if (y.HasValue) pos.y += y.Value;
		if (z.HasValue) pos.z += z.Value;
		t.transform.localPosition = pos;
	}
	public static void SetAngle(this Transform t, float? x = null, float? y = null, float? z = null) {
		var angle = t.transform.localRotation.eulerAngles;
		if (x.HasValue) angle.x = x.Value;
		if (y.HasValue) angle.y = y.Value;
		if (z.HasValue) angle.z = z.Value;
		t.transform.localRotation = Quaternion.Euler(angle);
	}
	public static void AddAngle(this Transform t, float? x = null, float? y = null, float? z = null) {
		var angle = t.transform.localRotation.eulerAngles;
		if (x.HasValue) angle.x += x.Value;
		if (y.HasValue) angle.y += y.Value;
		if (z.HasValue) angle.z += z.Value;
		t.transform.localRotation = Quaternion.Euler(angle);
	}
	public static void SetScale(this Transform t, float? x = null, float? y = null, float? z = null) {
		var scale = t.transform.localScale;
		if (x.HasValue) scale.x = x.Value;
		if (y.HasValue) scale.y = y.Value;
		if (z.HasValue) scale.z = z.Value;
		t.transform.localScale = scale;
	}
	public static void AddScale(this Transform t, float? x = null, float? y = null, float? z = null){
		var scale = t.transform.localScale;
		if (x.HasValue) scale.x += x.Value;
		if (y.HasValue) scale.y += y.Value;
		if (z.HasValue) scale.z += z.Value;
		t.transform.localScale = scale;
	}
}