private void solveDegenerateCase(Vector2 point)
{
var newL = new Parabola(point);
Parabola newP = root;
var npl = root.GetLeftNode();
while (npl != null)
{
newP = npl;
npl = newP.GetLeftNode();
}
//newP is a root right now.
var rr = newP;
newP = new Parabola(newP.Site);
var p = new Vector2(newL.Site.X +
JryMath.Abs(newL.Site.X - newP.Site.X) / 2, _maxSize);
var seg = new Segment(p, newP.Site, newL.Site);
segs.Add(seg);
rr.SetRightParabola(newP, seg);
rr.SetLeftParabola(newL);
}
private float getClipped(Layer2DObject layer, int xph, int v)
{
int x = xph;
int y = v;
if (xph < layer.Resolution.X)
{
x = JryMath.Abs(xph);
}
if (v < layer.Resolution.Y)
{
y = JryMath.Abs(v);
}
if (xph >= layer.Resolution.X)
{
x = 2 * layer.Resolution.X - xph - 2;
}
if (v >= layer.Resolution.Y)
{
y = 2 * layer.Resolution.Y - v - 2;
}
return(layer[x, y].Value);
}
public float NextD(int seedX, int seedY, int seedZ)
{
seedX += _seed;
seedY += 5 * _seed;
seedZ += 13 * _seed;
var n = seedX + seedY * 57 + seedZ * 271;
n = (n << 13) ^ n;
var ra = (float)JryMath.Abs((1.0 - ((n * (n * n * 15731 + 789221) + 1376312589) & 0x7fffffff) / 1073741824.0));
var intra = (long)ra;
return(ra - intra);
}
public virtual float NextD(int seedX, int seedY)
{
seedX += 3 * _seed;
seedY += 5 * _seed;
var n = seedX + seedY * 57;
n = (n << 13) ^ n;
// it must fit into 0-1
var ra = (float)JryMath.Abs((1.0 - ((n * (n * n * 15731 + 789221) + 1376312589) & 0x7fffffff) / 1073741824.0));
var intra = (long)ra;
return(ra - intra);
}
