Esempio n. 1
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 private BlockShape Rotate90Clockwise(BlockShape bs)
 {
     return(new BlockShape
     {
         Units = bs.Units.Select(u => new Unit
         {
             X = -u.Y,
             Y = u.X
         }).ToList()
     });
 }
Esempio n. 2
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 private BlockShape ReflectXAxis(BlockShape bs)
 {
     return(new BlockShape
     {
         Units = bs.Units.Select(u => new Unit
         {
             X = -u.X,
             Y = u.Y
         }).ToList()
     });
 }
Esempio n. 3
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        public State GetRandomNeighbour(Random r)
        {
            int containerTop               = container.Top();
            int containerBottom            = container.Bottom();
            int containerRight             = container.Right();
            int containerLeft              = container.Left();
            int pieceIndex                 = r.Next(pieces.Count);
            List <BlockShape> orientations = pieces[pieceIndex].Orientations().Select(o => o.Normalize()).ToList();
            int        orientationIndex    = r.Next(orientations.Count);
            BlockShape po          = orientations[orientationIndex];
            int        pieceRight  = po.Right();
            int        pieceBottom = po.Bottom();
            int        xOffset     = r.Next(containerRight - containerLeft - pieceRight + 1);
            int        yOffset     = r.Next(containerBottom - containerTop - pieceBottom + 1);
            State      copy        = Copy();

            copy.pieces[pieceIndex] = po.Normalize(xOffset, yOffset);
            return(copy);
        }
Esempio n. 4
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        public List <BlockShape> Orientations()
        {
            BlockShape r0cw     = Copy();
            BlockShape r90cw    = Rotate90Clockwise(r0cw);
            BlockShape r180cw   = Rotate90Clockwise(r90cw);
            BlockShape r270cw   = Rotate90Clockwise(r180cw);
            BlockShape r0cwrx   = ReflectXAxis(r0cw);
            BlockShape r90cwrx  = ReflectXAxis(r90cw);
            BlockShape r180cwrx = ReflectXAxis(r180cw);
            BlockShape r270cwrx = ReflectXAxis(r270cw);

            return(new List <BlockShape>
            {
                r0cw,
                r90cw,
                r180cw,
                r270cw,
                r0cwrx,
                r90cwrx,
                r180cwrx,
                r270cwrx
            });
        }
Esempio n. 5
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 public bool Intersects(BlockShape bs)
 {
     return(bs.Units.Any(bsu =>
                         Units.Any(u =>
                                   bsu.X == u.X && bsu.Y == u.Y)));
 }
Esempio n. 6
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 public bool Contains(BlockShape bs)
 {
     return(bs.Units.TrueForAll(bsu =>
                                Units.Any(u =>
                                          bsu.X == u.X && bsu.Y == u.Y)));
 }
Esempio n. 7
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 public State(BlockShape container, List <BlockShape> pieces)
 {
     this.container = container;
     this.pieces    = pieces;
 }