public double GetCentreToBoundaryDistance(ILinearEquation line)
{
if (HorizontalRadius <= VerticalRadius)
{
return HorizontalRadius;
}
return VerticalRadius;
}
public double GetCentreToBoundaryDistance(ILinearEquation line)
{
if (HorizontalRadius <= VerticalRadius)
{
return(HorizontalRadius);
}
return(VerticalRadius);
}
public double GetCentreToBoundaryDistance(ILinearEquation line)
{
var relativeOrigin = new Point(0, 0);
var relativeBoundaryIntersection = GetRelativeIntersectionPoint(line);
double distanceToBoundary = relativeOrigin.Distance(relativeBoundaryIntersection);
return distanceToBoundary;
}
public double GetCentreToBoundaryDistance(ILinearEquation line)
{
var relativeOrigin = new Point(0, 0);
var relativeBoundaryIntersection = GetRelativeIntersectionPoint(line);
double distanceToBoundary = relativeOrigin.Distance(relativeBoundaryIntersection);
return(distanceToBoundary);
}
public Solver()
{
//DEZ = new DiscriminantEqualZeroLibraryCapitalLetters();
//DGTZ = new DiscriminantGreaterThanZeroCapitalLetters();
//DLTZ = new DiscriminantLessThanZeroCapitalLetters();
//LE = new LinearEquationCapitalLetters();
DEZ = new DiscriminantEqualZero();
DGTZ = new DiscriminantGreaterThanZero();
DLTZ = new DiscriminantLessThanZero();
LE = new LinearEquation();
}
public Point[] FindIntersections(ILinearEquation line)
{
double xOffset;
double antiXOffset;
double yOffset;
double antiYOffset;
if (line.Gradient.Equals(0))
{
xOffset = HorizontalRadius;
antiXOffset = HorizontalRadius * -1;
yOffset = 0.0;
antiYOffset = 0.0;
}
else if (double.IsInfinity(line.Gradient))
{
xOffset = 0.0;
antiXOffset = 0.0;
yOffset = VerticalRadius;
antiYOffset = VerticalRadius * -1;
}
else
{
double hSquared = HorizontalRadius * HorizontalRadius;
double vSquared = VerticalRadius * VerticalRadius;
double gSquared = line.Gradient * line.Gradient;
xOffset = Math.Sqrt((hSquared * vSquared) / (hSquared * gSquared + vSquared));
antiXOffset = xOffset * -1;
yOffset = line.Gradient * xOffset;
antiYOffset = line.Gradient * antiXOffset;
}
double x = Centre.X + xOffset;
double y = Centre.Y + yOffset;
double antiX = Centre.X + antiXOffset;
double antiY = Centre.Y + antiYOffset;
var intersections = new Point[2];
intersections[0] = new Point(x, y);
intersections[1] = new Point(antiX, antiY);
return(intersections);
}
public Point[] FindIntersections(ILinearEquation line)
{
double xOffset;
double antiXOffset;
double yOffset;
double antiYOffset;
if (line.Gradient.Equals(0))
{
xOffset = HorizontalRadius;
antiXOffset = HorizontalRadius * -1;
yOffset = 0.0;
antiYOffset = 0.0;
}
else if (double.IsInfinity(line.Gradient))
{
xOffset = 0.0;
antiXOffset = 0.0;
yOffset = VerticalRadius;
antiYOffset = VerticalRadius * -1;
}
else
{
double hSquared = HorizontalRadius * HorizontalRadius;
double vSquared = VerticalRadius * VerticalRadius;
double gSquared = line.Gradient * line.Gradient;
xOffset = Math.Sqrt((hSquared * vSquared) / (hSquared * gSquared + vSquared));
antiXOffset = xOffset * -1;
yOffset = line.Gradient * xOffset;
antiYOffset = line.Gradient * antiXOffset;
}
double x = Centre.X + xOffset;
double y = Centre.Y + yOffset;
double antiX = Centre.X + antiXOffset;
double antiY = Centre.Y + antiYOffset;
var intersections = new Point[2];
intersections[0] = new Point(x, y);
intersections[1] = new Point(antiX, antiY);
return intersections;
}
private Point GetRelativeIntersectionPoint(ILinearEquation line)
{
double yValueOnXAxisBoundary = line.Gradient * HalfWidth;
double xValueOnYAxisBoundary = HalfHeight / line.Gradient;
var intersection = new Point();
if (Math.Abs(yValueOnXAxisBoundary) <= HalfHeight)
{
// This line intersects with the x-axis boundary.
intersection.X = HalfWidth;
intersection.Y = yValueOnXAxisBoundary;
}
else
{
// This line intersects with the y-axis boundary.
intersection.X = xValueOnYAxisBoundary;
intersection.Y = HalfHeight;
}
return intersection;
}
public Point[] FindIntersections(ILinearEquation line)
{
var boundaryIntersectionOffset = new Point();
var antiBoundaryIntersectionOffset = new Point();
if (line.Gradient == 0)
{
boundaryIntersectionOffset.X = HalfWidth;
antiBoundaryIntersectionOffset.X = HalfWidth * -1;
boundaryIntersectionOffset.Y = 0.0;
antiBoundaryIntersectionOffset.Y = 0.0;
}
else if (double.IsInfinity(line.Gradient))
{
boundaryIntersectionOffset.X = 0.0;
antiBoundaryIntersectionOffset.X = 0.0;
boundaryIntersectionOffset.Y = HalfHeight;
antiBoundaryIntersectionOffset.Y = HalfHeight * -1;
}
else
{
boundaryIntersectionOffset = GetRelativeIntersectionPoint(line);
antiBoundaryIntersectionOffset.X = boundaryIntersectionOffset.X * -1;
antiBoundaryIntersectionOffset.Y = boundaryIntersectionOffset.Y * -1;
}
var boundaryIntersection = Centre.Add(boundaryIntersectionOffset);
var antiBoundaryIntersection = Centre.Add(antiBoundaryIntersectionOffset);
var intersections = new Point[2];
intersections[0] = boundaryIntersection;
intersections[1] = antiBoundaryIntersection;
return(intersections);
}
private Point GetRelativeIntersectionPoint(ILinearEquation line)
{
double yValueOnXAxisBoundary = line.Gradient * HalfWidth;
double xValueOnYAxisBoundary = HalfHeight / line.Gradient;
var intersection = new Point();
if (Math.Abs(yValueOnXAxisBoundary) <= HalfHeight)
{
// This line intersects with the x-axis boundary.
intersection.X = HalfWidth;
intersection.Y = yValueOnXAxisBoundary;
}
else
{
// This line intersects with the y-axis boundary.
intersection.X = xValueOnYAxisBoundary;
intersection.Y = HalfHeight;
}
return(intersection);
}
public Point[] FindIntersections(ILinearEquation line)
{
var boundaryIntersectionOffset = new Point();
var antiBoundaryIntersectionOffset = new Point();
if (line.Gradient == 0)
{
boundaryIntersectionOffset.X = HalfWidth;
antiBoundaryIntersectionOffset.X = HalfWidth * -1;
boundaryIntersectionOffset.Y = 0.0;
antiBoundaryIntersectionOffset.Y = 0.0;
}
else if (double.IsInfinity(line.Gradient))
{
boundaryIntersectionOffset.X = 0.0;
antiBoundaryIntersectionOffset.X = 0.0;
boundaryIntersectionOffset.Y = HalfHeight;
antiBoundaryIntersectionOffset.Y = HalfHeight * -1;
}
else
{
boundaryIntersectionOffset = GetRelativeIntersectionPoint(line);
antiBoundaryIntersectionOffset.X = boundaryIntersectionOffset.X * -1;
antiBoundaryIntersectionOffset.Y = boundaryIntersectionOffset.Y * -1;
}
var boundaryIntersection = Centre.Add(boundaryIntersectionOffset);
var antiBoundaryIntersection = Centre.Add(antiBoundaryIntersectionOffset);
var intersections = new Point[2];
intersections[0] = boundaryIntersection;
intersections[1] = antiBoundaryIntersection;
return intersections;
}
