// selection
public override void Select(ViewportRect rect, TransformMatrix matrix, Viewport3D viewport3d)
{
var nDotNo = GetDataNo();
if (nDotNo == 0)
{
return;
}
var xMin = rect.XMin();
var xMax = rect.XMax();
var yMin = rect.YMin();
var yMax = rect.YMax();
for (var i = 0; i < nDotNo; i++)
{
var pt = matrix.VertexToViewportPt(new Point3D(m_vertices[i].x, m_vertices[i].y, m_vertices[i].z),
viewport3d);
if ((pt.X > xMin) && (pt.X < xMax) && (pt.Y > yMin) && (pt.Y < yMax))
{
m_vertices[i].selected = true;
}
else
{
m_vertices[i].selected = false;
}
}
}
// select
public virtual void Select(ViewportRect rect, TransformMatrix matrix, Viewport3D viewport3d)
{
}
