public static void CreateTriangleFace(Point3D p0, Point3D p1, Point3D p2, Color color, bool isWireframe, Viewport3D viewport)
{
MeshGeometry3D mesh = new MeshGeometry3D();
mesh.Positions.Add(p0);
mesh.Positions.Add(p1);
mesh.Positions.Add(p2);
mesh.TriangleIndices.Add(0);
mesh.TriangleIndices.Add(1);
mesh.TriangleIndices.Add(2);
SolidColorBrush brush = new SolidColorBrush();
brush.Color = color;
Material material = new DiffuseMaterial(brush);
GeometryModel3D geometry = new GeometryModel3D(mesh, material);
ModelUIElement3D model = new ModelUIElement3D();
model.Model = geometry;
viewport.Children.Add(model);
if (isWireframe == true)
{
ScreenSpaceLines3D ssl = new ScreenSpaceLines3D();
ssl.Points.Add(p0);
ssl.Points.Add(p1);
ssl.Points.Add(p1);
ssl.Points.Add(p2);
ssl.Points.Add(p2);
ssl.Points.Add(p0);
ssl.Color = Colors.White;
ssl.Thickness = 2;
viewport.Children.Add(ssl);
}
}
public static void CreateWireframe(Point3D p0, Point3D p1, Point3D p2, Point3D p3, Color lineColor, Viewport3D viewport)
{
ScreenSpaceLines3D ssl = new ScreenSpaceLines3D();
ssl.Points.Add(p0);
ssl.Points.Add(p1);
ssl.Points.Add(p1);
ssl.Points.Add(p2);
ssl.Points.Add(p2);
ssl.Points.Add(p3);
ssl.Points.Add(p3);
ssl.Points.Add(p0);
ssl.Color = lineColor;
ssl.Thickness = 2;
viewport.Children.Add(ssl);
}