//------------------------------------------------------------------------------
protected void displayEigen()
{
//draw points
if (leafCount > SurfaceController._MINNODESURF)
{
Vectors c = new Vectors();
Vectors s = new Vectors();
Vectors from = new Vectors();
Vectors to = new Vectors();
c.multiply(_vnorm, _rg._X);
s = _sigma;
//from= s- c;
//to =s +c;
from = Centre - c;
to = Centre + c;
GL_Draw.glLine(from, to, Colour.Blue(), Colour.Blue_Violet());
c.multiply(_eigenvec2, _rg._Y);
from = Centre - c;
to = Centre + c;
//from = s - c;
//to = s + c;
GL_Draw.glLine(from, to, Colour.Gold(), Colour.Green_Yellow());
c.multiply(_eigenvec3, _rg._Z);
from = Centre - c;
to = Centre + c;
//from = s - c;
//to = s + c;
GL_Draw.glLine(from, to, Colour.Red(), Colour.Salmon());
}
}
private void SurfaceAdj(OctreeLeaf l, Dictionary <OctreeLeaf, Surface> nodesuf, int i, int j, int k)
{
OctreeNode n = l.getAdjacentNOde(i - 1, j - 1, k - 1);
if (n != null)
{
Surface s;
if (nodesuf.TryGetValue((OctreeLeaf)n, out s))
{
if (s != null)
{
Render.GL_Draw.glLine(l.Sigma, n.Sigma, _g1, s.SurfColour);
}
else
{
Render.GL_Draw.glLine(l.Sigma, n.Sigma, _g1, Colour.Blue());
}
}
}
}