/// <summary>
/// Is the specified range of angles within a stored interval?
/// </summary>
/// <param name="startAngle"></param>
/// <param name="endAngle"></param>
/// <param name="tolerance"></param>
/// <returns></returns>
public CellObscurance isInsideRegion(Angle startAngle, Angle endAngle, double tolerance)
{
startAngle = startAngle.NormalizeTo2PI();
endAngle = endAngle.NormalizeTo2PI();
bool startInside = false;
bool endInside = false;
CellObscurance result = CellObscurance.Unobscured;
foreach (var entry in _Regions)
{
double min = entry.Key;
double max = entry.Value;
if (!_wraps || min > 0.000001)
{
min += tolerance;
}
if (!_wraps || max < Math.PI * 2 - 0.000001)
{
max -= tolerance;
}
if (startAngle >= min && startAngle <= max)
{
startInside = true;
}
if (endAngle >= min && endAngle <= max)
{
endInside = true;
}
if (startInside && endInside)
{
return(null);
}
else if (startInside || endInside)
{
if (result == CellObscurance.Unobscured)
{
result = new PartialCellObscurance(min, max);
}
else
{
//return null;
PartialCellObscurance pLC = (PartialCellObscurance)result;
if (_wraps && max >= Math.PI * 2 - 0.000001 && pLC.StartAngle < 0.00001)
{
pLC.StartAngle = min;
}
}
if (!_wraps)
{
return(result);
}
}
}
return(result);
}
/// <summary>
/// Is the specified angle within a stored interval?
/// </summary>
/// <param name="angle"></param>
/// <param name="tolerance"></param>
/// <returns></returns>
public bool isInsideRegion(Angle angle, double tolerance = 0.0001)
{
angle = angle.NormalizeTo2PI();
foreach (var entry in _Regions)
{
double min = entry.Key;
double max = entry.Value;
if (!_wraps || min > 0.000001)
{
min += tolerance;
}
if (!_wraps || max < Math.PI * 2 - 0.000001)
{
max -= tolerance;
}
if (min <= angle && max >= angle)
{
return(true);
}
}
return(false);
}
