public IntRect(IntRect ir)
{
this.left = ir.left; this.top = ir.top;
this.right = ir.right; this.bottom = ir.bottom;
}
public IntRect GetBounds()
{
IntRect result = default(IntRect);
LocalMinima localMinima = this.m_MinimaList;
if (localMinima == null)
{
return(result);
}
result.left = localMinima.LeftBound.Bot.X;
result.top = localMinima.LeftBound.Bot.Y;
result.right = localMinima.LeftBound.Bot.X;
result.bottom = localMinima.LeftBound.Bot.Y;
while (localMinima != null)
{
if (localMinima.LeftBound.Bot.Y > result.bottom)
{
result.bottom = localMinima.LeftBound.Bot.Y;
}
TEdge tEdge = localMinima.LeftBound;
while (true)
{
TEdge tEdge2 = tEdge;
while (tEdge.NextInLML != null)
{
if (tEdge.Bot.X < result.left)
{
result.left = tEdge.Bot.X;
}
if (tEdge.Bot.X > result.right)
{
result.right = tEdge.Bot.X;
}
tEdge = tEdge.NextInLML;
}
if (tEdge.Bot.X < result.left)
{
result.left = tEdge.Bot.X;
}
if (tEdge.Bot.X > result.right)
{
result.right = tEdge.Bot.X;
}
if (tEdge.Top.X < result.left)
{
result.left = tEdge.Top.X;
}
if (tEdge.Top.X > result.right)
{
result.right = tEdge.Top.X;
}
if (tEdge.Top.Y < result.top)
{
result.top = tEdge.Top.Y;
}
if (tEdge2 != localMinima.LeftBound)
{
break;
}
tEdge = localMinima.RightBound;
}
localMinima = localMinima.Next;
}
return(result);
}
//------------------------------------------------------------------------------
public IntRect GetBounds()
{
IntRect result = new IntRect();
LocalMinima lm = m_MinimaList;
if (lm == null) return result;
result.left = lm.LeftBound.Bot.X;
result.top = lm.LeftBound.Bot.Y;
result.right = lm.LeftBound.Bot.X;
result.bottom = lm.LeftBound.Bot.Y;
while (lm != null)
{
if (lm.LeftBound.Bot.Y > result.bottom)
result.bottom = lm.LeftBound.Bot.Y;
TEdge e = lm.LeftBound;
for (; ; )
{
TEdge bottomE = e;
while (e.NextInLML != null)
{
if (e.Bot.X < result.left) result.left = e.Bot.X;
if (e.Bot.X > result.right) result.right = e.Bot.X;
e = e.NextInLML;
}
if (e.Bot.X < result.left) result.left = e.Bot.X;
if (e.Bot.X > result.right) result.right = e.Bot.X;
if (e.Top.X < result.left) result.left = e.Top.X;
if (e.Top.X > result.right) result.right = e.Top.X;
if (e.Top.Y < result.top) result.top = e.Top.Y;
if (bottomE == lm.LeftBound) e = lm.RightBound;
else break;
}
lm = lm.Next;
}
return result;
}
