/// <summary>
///
/// </summary>
static public Object3D CreateTriangleObject(Primitive3D primitive, int coloringMode)
{
Object3D container = new Object3D();
Color[,] colors = { { Colors.Red, Colors.Green, Colors.Blue, Colors.Yellow },
{ Colors.Green, Colors.Cyan, Colors.Magenta, Colors.Orange } };
Point3DCollection positions = primitive.Mesh.Positions;
Int32Collection indices = primitive.Mesh.TriangleIndices;
Random randy = new Random();
for (int i = 0; i < indices.Count; i += 3)
{
Triangle triangle = new Triangle();
container.Children.Add(triangle);
triangle.P1 = positions[indices[i]];
triangle.P2 = positions[indices[i + 1]];
triangle.P3 = positions[indices[i + 2]];
Color color = coloringMode == 0 ? GetColor(randy) : colors[coloringMode - 1, i % 4];
triangle.DiffuseMaterial.Brush = new SolidColorBrush(color);
}
container.ScaleX = primitive.ScaleX;
container.ScaleY = primitive.ScaleY;
container.ScaleZ = primitive.ScaleZ;
container.Position = primitive.Position;
container.Rotation1 = primitive.Rotation1;
container.Rotation2 = primitive.Rotation2;
return(container);
}
void AddBoundingBox(Object3D obj, ref Rect bounds)
{
if (obj == null)
{
return;
}
Primitive3D primitive = obj as Primitive3D;
if (primitive != null)
{
bounds.Union(primitive.GetBoundingBox());
}
foreach (var child in obj.Children)
{
AddBoundingBox(child as Object3D, ref bounds);
}
}
/// <summary>
///
/// </summary>
static public Object3D CreateTriangleObject(Primitive3D primitive)
{
return(CreateTriangleObject(primitive, 0));
}