private IEnumerable <SubmapInfoAndHeightmapArray> getLeftNeighbours(SubmapInfo info, List <SubmapInfoAndHeightmapArray> heightmaps)
{
return((from heightmap in heightmaps
where heightmap.SubmapInfo.DownLeftX + heightmap.SubmapInfo.Width == info.DownLeftX &&
MathHelp.SegmentsHaveCommonElement(heightmap.SubmapInfo.DownRightPoint.Y, heightmap.SubmapInfo.TopRightPoint.Y, info.DownLeftPoint.Y, info.TopLeftPoint.Y)
select heightmap).ToList());
}
public bool HaveCommonElementWith(MarginPosition position)
{
if (!((IsVertical && position.IsVertical) || (IsHorizontal && position.IsHorizontal)))
{
return(false);
}
if (IsVertical)
{
if (StartPoint.X != position.StartPoint.X)
{
return(false);
}
else
{
return(MathHelp.SegmentsHaveCommonElement(StartPoint.Y, EndPoint.Y, position.StartPoint.Y,
position.EndPoint.Y));
}
}
else
{
if (StartPoint.Y != position.StartPoint.Y)
{
return(false);
}
else
{
return(MathHelp.SegmentsHaveCommonElement(StartPoint.X, EndPoint.X, position.StartPoint.X,
position.EndPoint.X));
}
}
}