Method initt

app/src/main/java/solver/Sq1Shape.java:157–193

()

    private static boolean init = false;
    static void initt() {
        if (init) return;
        for (int i = 0; i < 3678; i++) {
            prunTws[i] = -1;
        }
        prunTws[1170] = prunTws[1192] = prunTws[2640] = prunTws[2662] = 0;
        int tol = 4;
        //twist
        for (int d = 0; d < 7; d++) {
            //int count = 0;
            for (int i = 0; i < 3678; i++)
                if (prunTws[i] == d) {
                    int next = twist(shapeIdx[i]);
                    if (prunTws[getShape2Idx(next)] == -1) {
                        prunTws[getShape2Idx(next)] = (byte) (d + 1);
                        tol++;
                        //count++;
                        for (int a = 0; a < 13; a++) {
                            for (int b = 0; b < 13; b++) {
                                if (canTwist(next)) {
                                    int temp = getShape2Idx(next);
                                    if (prunTws[temp] == -1) {
                                        prunTws[temp] = (byte) (d + 1);
                                        tol++;
                                    }
                                }
                                next = rotateBottom(next);
                            }
                            next = rotateTop(next);
                        }
                    }
                }
            //Log.w("sq", d+1+"\t"+tol);
            //System.out.println(d+1+" "+count);
        }
        init = true;
    }

    private static boolean searchTws(int shape, int d, int lm) {
        if (d == 0) return shape == solved; //prunTws[getShape2Idx(shape)] == 0;