public MainViewModel()
{
EffectsManager = new EffectsManager();
var builder = new MeshBuilder();
builder.AddSphere(new Vector3(), 2);
builder.AddTorus(5, 1);
MeshModel = builder.ToMesh();
var lineBuilder = new LineBuilder();
lineBuilder.AddGrid(BoxFaces.All, 10, 10, 10, 10);
LineModel = lineBuilder.ToLineGeometry3D();
var offset = new Vector3(-4, 0, 0);
PointModel = new PointGeometry3D()
{
Positions = new Vector3Collection(MeshModel.Positions.Select(x => x + offset))
};
ExportCommand = new RelayCommand((o) => { Export(); });
ImportCommand = new RelayCommand((o) => { Import(); });
ExportSingleTechnique = new RelayCommand((o) => { Export(SelectedTechnique); });
}
/// <summary>
/// Constructor of the MainViewModel
/// Sets up allProperties
/// </summary>
public MainViewModel(Size2 pcSize)
{
Size = pcSize;
// Render Setup
EffectsManager = new DefaultEffectsManager();
RenderTechnique = EffectsManager[DefaultRenderTechniqueNames.Blinn];
// Window Setup
this.Title = "Point Cloud";
this.SubTitle = null;
// Camera Setup
this.Camera = new HelixToolkit.Wpf.SharpDX.PerspectiveCamera
{
Position = new Point3D(0, 3, -3),
LookDirection = new Vector3D(0, -1, 4),
UpDirection = new Vector3D(0, 1, 0)
};
this.Camera.LookAt(new Point3D(0, 0, 0), 0);
// Lines Setup
this.LineThickness = 1;
this.TriangulationThickness = .5;
this.ShowTriangleLines = true;
// Lighting Setup
this.AmbientLightColor = System.Windows.Media.Colors.White;
this.DirectionalLightColor = Color.White;
this.DirectionalLightDirection = new Vector3(0, -1, 0);
// Model Materials and Colors
this.Material = PhongMaterials.PolishedBronze;
// Grid Setup
int GRID_SIZE = 10;
int GRID_LONG_RANGE_SIZE = 40;
var gridTransform = new Transform3DGroup();
gridTransform.Children.Add(new RotateTransform3D(new AxisAngleRotation3D(new Vector3D(1, 0, 0), 90)));
gridTransform.Children.Add(new TranslateTransform3D(-GRID_SIZE / 2, -0.01, -GRID_SIZE / 2));
GridTransform = gridTransform;
// Major
LineBuilder lb = new LineBuilder();
lb.AddGrid(BoxFaces.Bottom, 11, 11, GRID_SIZE, GRID_SIZE);
this.GridMajor = lb.ToLineGeometry3D();
this.GridColor = System.Windows.Media.Color.FromArgb(15, 200, 200, 200);
// Minor
lb = new LineBuilder();
lb.AddGrid(BoxFaces.Bottom, 101, 101, GRID_SIZE, GRID_SIZE);
this.GridMinor = lb.ToLineGeometry3D();
// Long range
lb = new LineBuilder();
lb.AddGrid(BoxFaces.Bottom, GRID_LONG_RANGE_SIZE + 1, GRID_LONG_RANGE_SIZE + 1, GRID_LONG_RANGE_SIZE, GRID_LONG_RANGE_SIZE);
this.GridLongRange = lb.ToLineGeometry3D();
GridLRTransform = new TranslateTransform3D(-(GRID_LONG_RANGE_SIZE - GRID_SIZE) / 2, -(GRID_LONG_RANGE_SIZE - GRID_SIZE) / 2, 0);
// Long range major
lb = new LineBuilder();
lb.AddGrid(BoxFaces.Bottom, GRID_LONG_RANGE_SIZE / 5 + 1, GRID_LONG_RANGE_SIZE / 5 + 1, GRID_LONG_RANGE_SIZE, GRID_LONG_RANGE_SIZE);
this.GridLongRangeMajor = lb.ToLineGeometry3D();
lb = new LineBuilder();
lb.AddLine(new Vector3(0, 0, 0), new Vector3(GRID_SIZE / 2, 0, 0));
this.XAxis = lb.ToLineGeometry3D();
lb = new LineBuilder();
lb.AddLine(new Vector3(0, 0, 0), new Vector3(0, GRID_SIZE / 2, 0));
this.YAxis = lb.ToLineGeometry3D();
lb = new LineBuilder();
lb.AddLine(new Vector3(0, 0, 0), new Vector3(0, 0, GRID_SIZE / 2));
this.ZAxis = lb.ToLineGeometry3D();
var mb = new MeshBuilder();
mb.AddSphere(new Vector3(0, 0, 0), 0.05);
this.Origin = mb.ToMeshGeometry3D();
OriginMaterial = new PhongMaterial()
{
AmbientColor = System.Windows.Media.Colors.Gray.ToColor4(),
DiffuseColor = System.Windows.Media.Colors.Yellow.ToColor4(),
SpecularColor = System.Windows.Media.Colors.White.ToColor4(),
SpecularShininess = 100f,
};
PointCloud = new PointGeometry3D();
PointCloud.IsDynamic = true;
InitPointCloud(Color4Extensions.FromArgb(255, 0, 0));
}
