IBlockSet <IBlock> Merge(IBlockSet <IBlock> b1, IBlockSet <IBlock> b2)
{
bool first = b1.GetX() < b2.GetX();
float x1 = Math.Min(b1.GetX(), b2.GetX());
float x2 = Math.Max(b1.GetX() + b1.GetWidth(), b2.GetX() + b2.GetWidth());
float h1 = Math.Min(b1.GetH(), b2.GetH());
float h2 = Math.Max(b1.GetH() + b1.GetHeight(), b2.GetH() + b2.GetHeight());
var blocks = (first) ? b1.Concat(b2) : b2.Concat(b1);
var newblock = new BlockSet2 <IBlock>(blocks, x1, h1, x2, h2);
return(newblock);
}
IBlockSet <IBlock> ResizeBlockSet(IBlockSet <IBlock> bset, float minX, float maxX)
{
float maxWidth = maxX - minX;
float width = bset.GetWidth();
bool shouldResize = Math.Abs(maxWidth - width) > WIDTH_DIFFERENCE;
float x1 = Math.Min(minX, bset.GetX());
float x2 = Math.Max(maxX, bset.GetX() + bset.GetWidth());
float h1 = bset.GetH();
float h2 = bset.GetH() + bset.GetHeight();
if (shouldResize)
{
return(new BlockSet2 <IBlock>(bset, x1, h1, x2, h2));
}
return(bset);
}