private Triangle(TVertex vertex1, TVertex vertex2, TVertex vertex3)
{
m_tvertices.Add(vertex1);
m_tvertices.Add(vertex2);
m_tvertices.Add(vertex3);
//Make sure they are in clockwise for the indexes
if (Vector3.Dot(Vector3.Cross(m_tvertices[1].Vertex - m_tvertices[0].Vertex, m_tvertices[2].Vertex - m_tvertices[0].Vertex), m_tvertices[0].Normal) < 0)
{
m_tvertices.Reverse();
}
createEdges();
}
private Vector3?getIntersection(TVertex start, TVertex end, Vector3 position, Plane plane, out TVertex?leftSide, out TVertex?rightSide)
{
Line edge = new Line(start.Vertex, end.Vertex);
Vector3?intersection = edge.PlaneIntersection(position, plane);
leftSide = null;
rightSide = null;
if (intersection != null)
{
TVertex left = new TVertex();
TVertex right = new TVertex();
left.Vertex = intersection.Value;
right.Vertex = intersection.Value;
//Add the intersection to create the new triangles
if (plane.GetSide(edge.StartPoint))
{
left.UV = end.UV;
left.Normal = end.Normal;
right.UV = start.UV;
right.Normal = start.Normal;
}
else
{
right.UV = end.UV;
right.Normal = end.Normal;
left.UV = start.UV;
left.Normal = start.Normal;
}
leftSide = left;
rightSide = right;
}
return(intersection);
}
public Edge(TVertex start, TVertex end)
{
StartVertex = start;
EndVertex = end;
}
