public void silhouette(int index, VInt3 w, VInt3[] aBuf, VInt3[] bBuf, EdgeBuffer edgeBuffer, DeferredIDPoolBase manager)
{
Edge[] stack = new Edge[64];
stack[0] = new Edge(this, index);
int size = 1;
while (size-- > 0)
{
Facet f = stack[size].m_facet;
index = stack[size].m_index;
if (!f.m_obsolete)
{
VFixedPoint pointPlaneDist = f.getPlaneDist(w, aBuf, bBuf);
if (pointPlaneDist < VFixedPoint.Zero)
{
edgeBuffer.Insert(f, index);
}
else
{
f.m_obsolete = true; // Facet is visible from w
int next = (index + 1) % 3;
int next2 = (next + 1) % 3;
stack[size++] = new Edge(f.m_adjFacets[next2], f.m_adjEdges[next2]);
stack[size++] = new Edge(f.m_adjFacets[next], f.m_adjEdges[next]);
if (!f.m_inHeap)
{
manager.deferredFreeID(f.m_FacetId);
}
}
}
}
}
//performs a flood fill over the boundary of the current polytope.
public void silhouette(VInt3 w, VInt3[] aBuf, VInt3[] bBuf, EdgeBuffer edgeBuffer, DeferredIDPoolBase manager)
{
m_obsolete = true;
for (int a = 0; a < 3; ++a)
{
m_adjFacets[a].silhouette(m_adjEdges[a], w, aBuf, bBuf, edgeBuffer, manager);
}
}
