public static GeometryModel3D newPolygon3DOWN(HciLab.Utilities.Mathematics.Geometry2D.Polygon pPolygon, Color pColor, double pOffesetZ = 0)
{
GeometryModel3D model = new GeometryModel3D();
if (pPolygon != null)
{
HelixToolkit.Wpf.MeshBuilder meshBuilder = new HelixToolkit.Wpf.MeshBuilder(false, false);
Int32Collection triangleIndexes = CuttingEarsTriangulatorNEW.Triangulate(pPolygon.Points);
meshBuilder.Append(pPolygon.ToHelixToolkit3D(pOffesetZ).Points, triangleIndexes);
model.Geometry = meshBuilder.ToMesh();
}
model.Material = new DiffuseMaterial(new SolidColorBrush(pColor));
return(model);
}
/// <summary>
/// For 3D polygons
/// </summary>
/// <param name="pPolygon"></param>
/// <returns></returns>
internal static MeshGeometry3D FillPolygon(HelixToolkit.Wpf.Polygon3D pPolygon)
{
try
{
HelixToolkit.Wpf.MeshBuilder meshBuilder = new HelixToolkit.Wpf.MeshBuilder(false, false);
HelixToolkit.Wpf.Polygon polygon = pPolygon.Flatten();
Int32Collection triangleIndexes = HelixToolkit.Wpf.CuttingEarsTriangulator.Triangulate(polygon.Points);
meshBuilder.Append(pPolygon.Points, triangleIndexes);
return(meshBuilder.ToMesh());
}
catch (System.InvalidOperationException exp)
{
return(null);
}
}
