Examples with Cursor net.imglib2.Cursor used on opensource projects

Example 21 with Cursor

use of net.imglib2.Cursor in project imagej-ops by imagej.

the class JoinTest method testJoinInplaceAndComputer.

@Test
public void testJoinInplaceAndComputer() {
    final Op op = ops.op(DefaultJoinInplaceAndComputer.class, out, in, inplaceOp, computerOp);
    op.run();
    // test
    final Cursor<ByteType> c = out.cursor();
    while (c.hasNext()) {
        assertEquals(2, c.next().get());
    }
}

Example 22 with Cursor

use of net.imglib2.Cursor in project imagej-ops by imagej.

the class JoinTest method testJoin2Inplaces.

@Test
public void testJoin2Inplaces() {
    final Op op = ops.op(DefaultJoin2Inplaces.class, in, inplaceOp, inplaceOp);
    op.run();
    // test
    final Cursor<ByteType> c = in.cursor();
    while (c.hasNext()) {
        assertEquals(2, c.next().get());
    }
}

Example 23 with Cursor

use of net.imglib2.Cursor in project imagej-ops by imagej.

the class MeanTest method testMean.

@Test
public void testMean() {
    final Img<ByteType> image = generateByteArrayTestImg(true, 40, 50);
    final DoubleType mean = new DoubleType();
    ops.run(IterableMean.class, mean, image);
    assertEquals(1.0 / 15.625, mean.get(), 0.0);
    Cursor<ByteType> c = image.cursor();
    // this time lets just make every value 100
    while (c.hasNext()) {
        c.fwd();
        c.get().setReal(100.0);
    }
    ops.run(IterableMean.class, mean, image);
    // the mean should be 100
    assertEquals(100.0, mean.get(), 0.0);
}

Example 24 with Cursor

use of net.imglib2.Cursor in project imagej-ops by imagej.

the class FlatIterableViewTest method defaultFlatIterableTest.

@Test
public void defaultFlatIterableTest() {
    Img<DoubleType> img = new ArrayImgFactory<DoubleType>().create(new int[] { 10, 10 }, new DoubleType());
    Cursor<DoubleType> il2 = Views.flatIterable(img).cursor();
    Cursor<DoubleType> opr = ops.transform().flatIterableView(img).cursor();
    while (il2.hasNext()) {
        il2.next();
        opr.next();
        assertEquals(il2.getDoublePosition(0), opr.getDoublePosition(0), 1e-10);
        assertEquals(il2.getDoublePosition(1), opr.getDoublePosition(1), 1e-10);
    }
}

Example 25 with Cursor

use of net.imglib2.Cursor in project imagej-ops by imagej.

the class IntervalViewTest method intervalMinMaxTest.

@Test
public void intervalMinMaxTest() {
    Img<DoubleType> img = new ArrayImgFactory<DoubleType>().create(new int[] { 10, 10 }, new DoubleType());
    Random r = new Random();
    for (DoubleType d : img) {
        d.set(r.nextDouble());
    }
    Cursor<DoubleType> il2 = Views.interval(img, new long[] { 1, 1 }, new long[] { 8, 9 }).localizingCursor();
    RandomAccess<DoubleType> opr = ops.transform().intervalView(img, new long[] { 1, 1 }, new long[] { 8, 9 }).randomAccess();
    while (il2.hasNext()) {
        DoubleType e = il2.next();
        opr.setPosition(il2);
        assertEquals(e.get(), opr.get().get(), 1e-10);
    }
}