public int ShareEdge(int3 a, int3 b)
{
int i;
for (i = 0; i < 3; i++)
{
int i1 = (i + 1) % 3;
if (HasEdge(a, b.At(i1), b.At(i))) return 1;
}
return 0;
}
public bool HasVert(int3 t, int v)
{
return (t.At(0) == v || t.At(1) == v || t.At(2) == v);
}
public bool HasEdge(int3 t, int a, int b)
{
for (int i = 0; i < 3; i++)
{
int i1 = (i + 1) % 3;
if (t.At(i) == a && t.At(i1) == b) return true;
}
return false;
}
public bool Above(IList<IndexedVector3> vertices, int3 t, ref IndexedVector3 p, float epsilon)
{
IndexedVector3 n = HullLibrary.TriNormal(vertices[t.At(0)], vertices[t.At(1)], vertices[t.At(2)]);
return (IndexedVector3.Dot(n, p - vertices[t.At(0)]) > epsilon); // EPSILON???
}
public bool Above(IList<IndexedVector3> vertices, int3 t, IndexedVector3 p, float epsilon)
{
return Above(vertices, t, ref p, epsilon);
}
public HullTriangle(int a, int b, int c)
: base(a, b, c)
{
n = new int3(-1, -1, -1);
vmax = -1;
rise = 0.0f;
}