internal void computeVolume(SSBVHNodeAdaptor <GO> nAda)
{
assignVolume(nAda.objectpos(gobjects[0]), nAda.radius(gobjects[0]));
for (int i = 1; i < gobjects.Count; i++)
{
expandVolume(nAda, nAda.objectpos(gobjects[i]), nAda.radius(gobjects[i]));
}
}
public void addObject(GO newOb)
{
SSAABB box = SSAABB.FromSphere(nAda.objectpos(newOb), nAda.radius(newOb));
float boxSAH = ssBVHNode <GO> .SA(ref box);
rootBVH.addObject(nAda, newOb, ref box, boxSAH);
}
internal static float SA(SSBVHNodeAdaptor <GO> nAda, GO obj)
{
float radius = nAda.radius(obj);
float size = radius * 2;
return(6.0f * (size * size));
}
internal static SSAABB AABBofOBJ(SSBVHNodeAdaptor <GO> nAda, GO obj)
{
float radius = nAda.radius(obj);
SSAABB box;
box.Min.X = -radius; box.Max.X = radius;
box.Min.Y = -radius; box.Max.Y = radius;
box.Min.Z = -radius; box.Max.Z = radius;
return(box);
}
internal float SAH(SSBVHNodeAdaptor <GO> nAda, GO obj)
{
float radius = nAda.radius(obj);
return((float)(4.0 * Math.PI * radius * radius)); // bounding sphere surface area
}
