/// <summary>
/// paints the upper plane. You can override this metod e.g to gives the uppPlane a materal. See also <see cref="DrawUpPlane(OpenGlDevice)"/>
/// </summary>
/// <param name="Device">the device in wich will drawn.</param>
protected virtual void DrawDownPlane(OpenGlDevice Device)
{
Device.PushMatrix();
Device.MulMatrix(DownMatrix);
Device.drawPolyPolyLine(DownLoxy);
Device.PopMatrix();
if (Device.RenderKind == RenderKind.SnapBuffer)
{
SnappItem SI = Selector.StoredSnapItems[Selector.StoredSnapItems.Count - 1];
{ SI.OfObject = this; }
}
}
/// <summary>
/// paints the upper plane. You can override this metod e.g to gives the uppPlane a materal.
/// <br/>
/// f.e:<br/>
/// class MyPolyExtruder:PolyCurveExtruder<br/>
///{<br/>
///protected override void DrawUpPlane(OpenGlDevice Device)<br/>
///{<br/>
///Material Save = Device.Material<br/>
///Device.Material = Materials.Gold;<br/>
/// base.DrawUpPlane(Device);<br/>
///Device.Material = Save;<br/>
///}
///}
/// </summary>
/// <param name="Device">the device in wich will drawn.</param>
protected virtual void DrawUpPlane(OpenGlDevice Device)
{
Device.PushMatrix();
Device.MulMatrix(UpMatrix);
Device.drawPolyPolyLine(UpLoxy);
if (Device.RenderKind == RenderKind.SnapBuffer)
{
if (Selector.StoredSnapItems.Count > 0)
{
SnappItem SI = Selector.StoredSnapItems[Selector.StoredSnapItems.Count - 1];
if (SI != null)
{
SI.OfObject = this;
}
}
}
Device.PopMatrix();
}
