Examples with Random gdsc.core.utils.Random used on opensource projects

Example 11 with Random

use of gdsc.core.utils.Random in project GDSC-SMLM by aherbert.

the class ImageSourceTest method interlacedImageSourceCanReturnCroppedDataWithGet.

@Test
public void interlacedImageSourceCanReturnCroppedDataWithGet() {
    int w = 5;
    int h = 3;
    float[][] data = createData(w, h, 15);
    int start = 4;
    int size = 2;
    int skip = 1;
    Rectangle bounds = new Rectangle(2, 1, 3, 1);
    ImageSource source = new InterlacedImageSource(new MemoryImageSource(w, h, data), start, size, skip);
    int[] frames = new int[data.length];
    for (int i = 0; i < data.length; i++) frames[i] = i + 1;
    Random rand = new Random();
    rand.shuffle(frames);
    int[] expected = new int[] { 4, 5, 7, 8, 10, 11, 13, 14 };
    Assert.assertTrue(source.open());
    for (int i = 0; i < data.length; i++) {
        int frame = frames[i];
        Assert.assertTrue(source.isValid(frame));
        float[] d = source.get(frame, bounds);
        if (isExpected(frame, expected)) {
            Assert.assertEquals(bounds.width * bounds.height, d.length);
            Assert.assertArrayEquals(crop(data[frame - 1], w, bounds), d, 0);
        } else
            Assert.assertNull(d);
    }
    Assert.assertFalse(source.isValid(0));
    Assert.assertFalse(source.isValid(data.length + 1));
}

Example 12 with Random

use of gdsc.core.utils.Random in project GDSC-SMLM by aherbert.

the class TraceManagerTest method canTraceMultiplePulseWithFixedCoords.

@Test
public void canTraceMultiplePulseWithFixedCoords() {
    Random rand = new Random(30051977);
    int maxOffTime = 5;
    float[] params = createParams(rand);
    Trace trace = new Trace();
    for (int i = 0; i < 5; i++) {
        trace.add(new PeakResult(i, 0, 0, 0, 0, 0, params, null));
    }
    for (int i = 0; i < 5; i++) {
        trace.add(new PeakResult(i + maxOffTime, 0, 0, 0, 0, 0, params, null));
    }
    runTracing(0, maxOffTime + 1, trace);
}

Example 13 with Random

use of gdsc.core.utils.Random in project GDSC-SMLM by aherbert.

the class TraceManagerTest method canTraceSinglePulseWithFixedCoords.

@Test
public void canTraceSinglePulseWithFixedCoords() {
    Random rand = new Random(30051977);
    float[] params = createParams(rand);
    Trace trace = new Trace();
    for (int i = 0; i < 5; i++) {
        trace.add(new PeakResult(i, 0, 0, 0, 0, 0, params, null));
    }
    runTracing(0, 1, trace);
}