Esempio n. 1
0
        /// <summary>
        /// Generate a random note.
        /// Same probability of being left or right (50% left 50% right)
        /// 60% of probability of being a standard note, 30% of being a pause
        /// 10% of being special.
        /// </summary>
        /// <returns>The note instance</returns>
        public override INote NextNote()
        {
            Random rnd = new Random();

            INote.notePosition pos;
            INote outNote;

            // right or left position is determined with a random boolean
            if (rnd.Next(0, 2) == 0)
            {
                pos = INote.notePosition.Left;
            }
            else
            {
                pos = INote.notePosition.Right;
            }

            // note type is determined with a random number from 1 to 10
            int noteType = rnd.Next(1, 11);

            // if the random number is in the range [1, 6] a standard note is generated
            // if in the range [7, 9] a pause note is generated
            // if in the range (9, 10] a special note is generated
            if (noteType <= 6)
            {
                outNote = new StandardNote(pos);
            }
            else if (noteType <= 9)
            {
                outNote = new PauseNote(pos);
            }
            else
            {
                outNote = new SpecialNote(pos);
            }

            return(outNote);
        }
Esempio n. 2
0
        /// <summary>
        /// Generate the next note. The probability of it being special is 20%.
        /// </summary>
        /// <returns>The note instance</returns>
        public override INote NextNote()
        {
            Random rnd = new Random();
            INote  outNote;

            this._lastHand = (this._lastHand == INote.notePosition.Right) ?
                             INote.notePosition.Left :
                             INote.notePosition.Right;

            // if note is special is determined with a random number from 1 to 5
            int noteType = rnd.Next(1, 5);

            // if the random number is in the range [1, 4] a standard note is generated
            if (noteType <= 4)
            {
                outNote = new StandardNote(this._lastHand);
            }
            else
            {
                outNote = new SpecialNote(this._lastHand);
            }

            return(outNote);
        }