Method init

app/src/main/java/cs/sq12phase/Shape.java:151–193

()

    }

    public static void init() {
        if (inited) {
            return;
        }
        int count = 0;
        for (int i = 0; i < 13 * 13 * 13 * 13; i++) {
            int dr = halflayer[i % 13];
            int dl = halflayer[i / 13 % 13];
            int ur = halflayer[i / 13 / 13 % 13];
            int ul = halflayer[i / 13 / 13 / 13];
            int value = ul << 18 | ur << 12 | dl << 6 | dr;
            if (Integer.bitCount(value) == 16) {
                ShapeIdx[count++] = value;
            }
        }
        Shape s = new Shape();
        for (int i = 0; i < 3678 * 2; i++) {
            s.setIdx(i);
            spTopMove[i] = s.topMove();
            spTopMove[i] |= s.getIdx() << 4;
            s.setIdx(i);
            spBottomMove[i] = s.bottomMove();
            spBottomMove[i] |= s.getIdx() << 4;
            s.setIdx(i);
            s.twistMove();
            spTwistMove[i] = (char) s.getIdx();
        }

        for (int i = 0; i < 3678 * 2; i++) {
            ShapePrun[i] = -1;
            ShapePrunOpt[i] = -1;
        }
        ShapePrun[getShape2Idx(0x0db66db)] = 0; //0 110110110110 011011011011
        ShapePrun[getShape2Idx(0x1db6db6)] = 0; //1 110110110110 110110110110
        ShapePrun[getShape2Idx(0x16db6db)] = 0; //1 011011011011 011011011011
        ShapePrun[getShape2Idx(0x06dbdb6)] = 0; //0 011011011011 110110110110
        //Log.w("dct", "init shape...");
        initPruning(ShapePrun, 4, Search.FACE_TURN_METRIC);
        ShapePrunOpt[new FullCube().getShapeIdx()] = 0;
        //Log.w("dct", "init shapeopt...");
        initPruning(ShapePrunOpt, 1, Search.WCA_TURN_METRIC);
        inited = true;
    }
}