public virtual void prepareTriangulation(TriangulationContext tcx)
{
if (_triangles == null)
{
_triangles = new List <DelaunayTriangle>(_points.Count);
}
else
{
_triangles.Clear();
}
tcx.addPoints(_points);
}
/// <summary>
/// Creates constraints and populates the context with points
/// </summary>
public void prepareTriangulation(TriangulationContext tcx)
{
if (m_triangles == null)
{
m_triangles = new List <DelaunayTriangle>(_points.Count);
}
else
{
m_triangles.Clear();
}
// Outer constraints
for (int i = 0; i < _points.Count - 1; i++)
{
tcx.newConstraint(_points[i], _points[i + 1]);
}
tcx.newConstraint(_points[0], _points[_points.Count - 1]);
tcx.addPoints(_points);
// Hole constraints
if (_holes != null)
{
foreach (Polygon p in _holes)
{
for (int i = 0; i < p._points.Count - 1; i++)
{
tcx.newConstraint(p._points[i], p._points[i + 1]);
}
tcx.newConstraint(p._points[0], p._points[p._points.Count - 1]);
tcx.addPoints(p._points);
}
}
if (_steinerPoints != null)
{
tcx.addPoints(_steinerPoints);
}
}