public void TestFinitePenaltyIntervals()
{
const double left = -3, right = 3;
const int gridSize = 7;
GeneralizedDistanceTransform1D transform = new GeneralizedDistanceTransform1D(new Range(left, right), gridSize);
transform.AddFinitePenaltyRange(new Range(-2, -1));
transform.AddFinitePenaltyRange(new Range(1, 2));
double[] penalties = { -2, 4, 3.1, 0, 2.1, -1, -10 };
for (int i = 0; i < 3; ++i) // To test reentrancy
{
transform.Compute(1, x => penalties[transform.CoordToGridIndex(x)]);
Assert.AreEqual(5, transform.GetValueByCoord(-3));
Assert.AreEqual(4, transform.GetValueByCoord(-2));
Assert.AreEqual(3.1, transform.GetValueByCoord(-1));
Assert.AreEqual(3, transform.GetValueByCoord(0));
Assert.AreEqual(0, transform.GetValueByCoord(1));
Assert.AreEqual(-1, transform.GetValueByCoord(2));
Assert.AreEqual(0, transform.GetValueByCoord(3));
Assert.AreEqual(1, transform.GetBestIndexByCoord(-3));
Assert.AreEqual(1, transform.GetBestIndexByCoord(-2));
Assert.AreEqual(2, transform.GetBestIndexByCoord(-1));
Assert.AreEqual(5, transform.GetBestIndexByCoord(0));
Assert.AreEqual(5, transform.GetBestIndexByCoord(1));
Assert.AreEqual(5, transform.GetBestIndexByCoord(2));
Assert.AreEqual(5, transform.GetBestIndexByCoord(3));
}
}
public void TestFinitePenaltyIntervals()
{
const double left = -3, right = 3;
const int gridSize = 7;
GeneralizedDistanceTransform1D transform = new GeneralizedDistanceTransform1D(new Range(left, right), gridSize);
transform.AddFinitePenaltyRange(new Range(-2, -1));
transform.AddFinitePenaltyRange(new Range(1, 2));
double[] penalties = { -2, 4, 3.1, 0, 2.1, -1, -10 };
for (int i = 0; i < 3; ++i) // To test reentrancy
{
transform.Compute(1, x => penalties[transform.CoordToGridIndex(x)]);
Assert.AreEqual(5, transform.GetValueByCoord(-3));
Assert.AreEqual(4, transform.GetValueByCoord(-2));
Assert.AreEqual(3.1, transform.GetValueByCoord(-1));
Assert.AreEqual(3, transform.GetValueByCoord(0));
Assert.AreEqual(0, transform.GetValueByCoord(1));
Assert.AreEqual(-1, transform.GetValueByCoord(2));
Assert.AreEqual(0, transform.GetValueByCoord(3));
Assert.AreEqual(1, transform.GetBestIndexByCoord(-3));
Assert.AreEqual(1, transform.GetBestIndexByCoord(-2));
Assert.AreEqual(2, transform.GetBestIndexByCoord(-1));
Assert.AreEqual(5, transform.GetBestIndexByCoord(0));
Assert.AreEqual(5, transform.GetBestIndexByCoord(1));
Assert.AreEqual(5, transform.GetBestIndexByCoord(2));
Assert.AreEqual(5, transform.GetBestIndexByCoord(3));
}
}
public void TestGrid1D()
{
const double left = -5, right = 1;
const int gridSize = 7;
GeneralizedDistanceTransform1D transform = new GeneralizedDistanceTransform1D(new Range(left, right), gridSize);
for (int i = -5; i <= 1; ++i)
Assert.AreEqual(i + 5, transform.CoordToGridIndex(i));
}
public void TestGrid1D()
{
const double left = -5, right = 1;
const int gridSize = 7;
GeneralizedDistanceTransform1D transform = new GeneralizedDistanceTransform1D(new Range(left, right), gridSize);
for (int i = -5; i <= 1; ++i)
{
Assert.AreEqual(i + 5, transform.CoordToGridIndex(i));
}
}
public void TestNoIntervals()
{
const double left = -1, right = 1;
const int gridSize = 3;
GeneralizedDistanceTransform1D transform = new GeneralizedDistanceTransform1D(new Range(left, right), gridSize);
double[] penalties = { 0, 3, 1.1 };
transform.Compute(1, x => penalties[transform.CoordToGridIndex(x)]);
for (int i = 0; i < 3; ++i) // To test reentrancy
{
Assert.AreEqual(0, transform.GetValueByCoord(-1));
Assert.AreEqual(1, transform.GetValueByCoord(0));
Assert.AreEqual(1.1, transform.GetValueByCoord(1));
Assert.AreEqual(0, transform.GetBestIndexByCoord(-1));
Assert.AreEqual(0, transform.GetBestIndexByCoord(0));
Assert.AreEqual(2, transform.GetBestIndexByCoord(1));
}
}
public void TestNoIntervals()
{
const double left = -1, right = 1;
const int gridSize = 3;
GeneralizedDistanceTransform1D transform = new GeneralizedDistanceTransform1D(new Range(left, right), gridSize);
double[] penalties = { 0, 3, 1.1 };
transform.Compute(1, x => penalties[transform.CoordToGridIndex(x)]);
for (int i = 0; i < 3; ++i) // To test reentrancy
{
Assert.AreEqual(0, transform.GetValueByCoord(-1));
Assert.AreEqual(1, transform.GetValueByCoord(0));
Assert.AreEqual(1.1, transform.GetValueByCoord(1));
Assert.AreEqual(0, transform.GetBestIndexByCoord(-1));
Assert.AreEqual(0, transform.GetBestIndexByCoord(0));
Assert.AreEqual(2, transform.GetBestIndexByCoord(1));
}
}
