private void Window1_Loaded(object sender, RoutedEventArgs e)
{
ImageBrush brush = FindResource("MeshBrush") as ImageBrush;
GeometryModel3D model = new GeometryModel3D();
model.Geometry = MeshCreator.CreateMesh(SurfaceType.Plane, 100, 100);
model.Material = new DiffuseMaterial(brush);
model.BackMaterial = new DiffuseMaterial(Brushes.Gray);
NameScope scope = NameScope.GetNameScope(this) as NameScope;
scope.RegisterName("MeshGeometry", model.Geometry);
_modelGroup.Children.Add(model);
Trackball b = new Trackball();
b.EventSource = this;
_viewport.Camera.Transform = b.Transform;
}
protected override Point3DCollection GetCurrentValueCore(Point3DCollection src,
Point3DCollection dest,
AnimationClock clock)
{
if (!_collectionsCreated)
{
_startPoints = StartSurface.HasValue
? MeshCreator.CreatePositions(StartSurface.Value, HorizontalPoints, VerticalPoints)
: src;
_endPoints = EndSurface.HasValue
? MeshCreator.CreatePositions(EndSurface.Value, HorizontalPoints, VerticalPoints)
: dest;
_collectionsCreated = true;
return(_startPoints);
}
if (clock.CurrentProgress >= 1)
{
return(_endPoints);
}
return(Interpolate(clock.CurrentProgress.Value));
}