public void GetCameraSampleForPixels()
{
var start = new PixelCoordinate(0, 0);
var end = new PixelCoordinate(100, 100);
var area = new PixelArea(start, end);
var hs = new HaltonSampler(10, area);
var arena = new ObjectArena();
hs.StartPixel(in start);
var cs = hs.GetCameraSample(in start, arena);
cs.FilmPoint.X.Should().BeInRange(0f, 1f);
cs.FilmPoint.Y.Should().BeInRange(0f, 1f);
cs.LensPoint.X.Should().BeInRange(0f, 1f);
cs.LensPoint.Y.Should().BeInRange(0f, 1f);
var next = new PixelCoordinate(1, 0);
hs.StartPixel(in next);
var csn = hs.GetCameraSample(in next, arena);
csn.FilmPoint.X.Should().BeInRange(1f, 2f);
csn.FilmPoint.Y.Should().BeInRange(0f, 1f);
csn.LensPoint.X.Should().BeInRange(0f, 1f);
csn.LensPoint.Y.Should().BeInRange(0f, 1f);
cs.FilmPoint.X.Should().NotBe(csn.FilmPoint.X);
cs.FilmPoint.Y.Should().NotBe(csn.FilmPoint.Y);
cs.LensPoint.X.Should().NotBe(csn.LensPoint.X);
cs.LensPoint.Y.Should().NotBe(csn.LensPoint.Y);
}
public void Initialize()
{
var area = new PixelArea(new PixelCoordinate(0, 0), new PixelCoordinate(100, 100));
var hs = new HaltonSampler(10, area);
hs.SamplesPerPixel.Should().Be(10);
}
