Пример #1
0
 /**
  * @return true if all cells in m have the same value as the corresponding cell in bs. The method
  *     assumes that m.dimensions==b.dimensions.
  */
 private static final boolean equivalent(BooleanMatrix m, BooleanMatrix b) {
   if (!(equivalent(m.dimensions(), b.dimensions()) && m.density() == b.density())) return false;
   int max = m.dimensions().capacity();
   for (int i = 0; i < max; i++) {
     if (m.get(i) != b.get(i)) return false;
   }
   return true;
 }
Пример #2
0
  @Test
  public final void testTranspose() {
    BooleanMatrix mF43t = mF43.transpose();
    assertEquals(mF43.density(), mF43t.density());
    assertTrue(equivalent(dim43.transpose(), mF43t.dimensions()));

    fill(mF43, range(0, dim43.capacity() - 1));
    BooleanValue[] result = new BooleanValue[dim43.capacity()];
    final int a = dim43.dimension(0), b = dim43.dimension(1);
    for (int i = 0; i < a; i++) {
      for (int j = 0; j < b; j++) {
        result[j * a + i] = vars[i * b + j];
      }
    }

    mF43t = mF43.transpose();
    assertEquals(mF43.density(), mF43t.density());
    assertTrue(equivalent(dim43.transpose(), mF43t.dimensions()));
    assertTrue(equivalent(mF43t, result));
  }
Пример #3
0
 private final void assertCrossProductFalse(BooleanMatrix mF, BooleanMatrix m) {
   BooleanMatrix product = mF.cross(m);
   assertEquals(0, product.density());
   assertTrue(equivalent(mF.dimensions().cross(m.dimensions()), product.dimensions()));
 }