Examples of gov.fnal.eag.healpix.BitManipulation.swapLSBMSB()

Class gov.fnal.eag.healpix.BitManipulation

Examples of gov.fnal.eag.healpix.BitManipulation.swapLSBMSB()

gov.fnal.eag.healpix.BitManipulation.swapLSBMSB()
swaps low and high bits in the word i @param i integer input word @return int a word with odd and even bits interchanged

public class BitManipulationTest extends TestCase {
  public void testBitManipulation() {
    BitManipulation bm = new BitManipulation();
        long mag1 = BitManipulation.magic2;
    long a = 3;
    long b = bm.swapLSBMSB(a);
    assertEquals("swapLSBMSB=" + b, 1, a/b, 1e-10);
    a = 8;
    b = bm.swapLSBMSB(a);
    assertEquals("swapLSBMSB=" + b, 2, a/b, 1e-10);
    a = 3;

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        long mag1 = BitManipulation.magic2;
    long a = 3;
    long b = bm.swapLSBMSB(a);
    assertEquals("swapLSBMSB=" + b, 1, a/b, 1e-10);
    a = 8;
    b = bm.swapLSBMSB(a);
    assertEquals("swapLSBMSB=" + b, 2, a/b, 1e-10);
    a = 3;
    b = bm.invswapLSBMSB(a);
    assertEquals("invswapLSBMSB=" + b, -4, b, 1e-10);
    a = 8;

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