private void CreateDXViewportView(bool isDirectXOverlay)
{
_mainViewport3D = new Viewport3D();
_lightsGroup = new Model3DGroup();
_mainViewport3D.Children.Add(_lightsGroup.CreateModelVisual3D());
UpdateLightingMode();
_camera1 = new TargetPositionCamera()
{
TargetPosition = new Point3D(0, 0, 0),
Heading = 30,
Attitude = -10,
Distance = 1500,
ShowCameraLight = ShowCameraLightType.Never,
TargetViewport3D = _mainViewport3D
};
_mouseCameraController = new MouseCameraController()
{
RotateCameraConditions = MouseCameraController.MouseAndKeyboardConditions.LeftMouseButtonPressed,
MoveCameraConditions = MouseCameraController.MouseAndKeyboardConditions.LeftMouseButtonPressed | MouseCameraController.MouseAndKeyboardConditions.ControlKey,
EventsSourceElement = ViewportBorder,
TargetCamera = _camera1
};
RootGrid.Children.Add(_camera1);
RootGrid.Children.Add(_mouseCameraController);
_mainDXViewportView = new DXViewportView(_mainViewport3D)
{
BackgroundColor = Colors.White,
PresentationType = isDirectXOverlay ? DXView.PresentationTypes.DirectXOverlay : DXView.PresentationTypes.DirectXImage
};
var maxBackgroundThreadsCount = (int)ThreadsCountSlider.Value;
_mainDXViewportView.DXSceneDeviceCreated += delegate(object sender, EventArgs args)
{
if (_mainDXViewportView.DXScene != null)
{
_mainDXViewportView.DXScene.MaxBackgroundThreadsCount = maxBackgroundThreadsCount;
}
};
_mainDXViewportView.SceneRendered += MainDxViewportViewOnSceneRendered;
ViewportBorder.Child = _mainDXViewportView;
_camera1.StartRotation(40, 0);
// Notify MainWindow about a new MainDXViewportView - so we can open DiagnosticsWindow
if (_parentWindow != null)
{
((MainWindow)_parentWindow).UnsubscribeLastShownDXViewportView();
((MainWindow)_parentWindow).SubscribeDXViewportView(_mainDXViewportView);
((MainWindow)_parentWindow).MaxBackgroundThreadsCount = maxBackgroundThreadsCount; // prevent setting MaxBackgroundThreadsCount from the setting dialog
}
}
public DXEventManager3DSample()
{
InitializeComponent();
Box1Visual3D.SetName("Box1Visual3D");
BoxesGroupVisual3D.SetName("BoxesGroupVisual3D");
Box2Visual3D.SetName("Box2Visual3D");
Box3Visual3D.SetName("Box3Visual3D");
Box4Visual3D.SetName("Box4Visual3D");
Line1.SetName("Line1");
Line2.SetName("Line2");
Rectangle1.SetName("Rectangle1");
var meshGeometry3D = new Ab3d.Meshes.SphereMesh3D(centerPosition: new Point3D(0, 0, 0), radius: 5, segments: 20, generateTextureCoordinates: false).Geometry;
// The following method prepare InstanceData array with data for each instance (WorldMatrix and Color)
InstanceData[] instancedData = DXEnginePerformance.InstancedMeshGeometry3DTest.CreateInstancesData(center: new Point3D(0, 0, 0),
size: new Size3D(200, 50, 50),
modelScaleFactor: 1,
xCount: 10,
yCount: 3,
zCount: 3,
useTransparency: false);
// Create InstancedGeometryVisual3D with selected meshGeometry and InstancesData
_instancedMeshGeometryVisual3D = new InstancedMeshGeometryVisual3D(meshGeometry3D);
_instancedMeshGeometryVisual3D.InstancesData = instancedData;
_instancedMeshGeometryVisual3D.SetName("InstancedMeshGeometryVisual3D");
_instancedMeshGeometryVisual3D.Transform = new TranslateTransform3D(0, 50, 0);
MainViewport3D.Children.Add(_instancedMeshGeometryVisual3D);
_selectedInstanceIndex = -1;
var model3DGroup = new Model3DGroup();
model3DGroup.SetName("Model3DGroup");
var frozenModel3DGroup = new Model3DGroup();
frozenModel3DGroup.SetName("FrozenModel3DGroup");
var box1Material = new DiffuseMaterial(Brushes.LightPink);
var box2Material = new DiffuseMaterial(Brushes.LightCyan);
var boxModel3D = Ab3d.Models.Model3DFactory.CreateBox(new Point3D(-100, 2, 25), new Size3D(60, 4, 50), box2Material);
frozenModel3DGroup.Children.Add(boxModel3D);
var pyramidModel3D = Ab3d.Models.Model3DFactory.CreatePyramid(new Point3D(-100, 2, 20), new Size3D(20, 20, 20), box2Material);
frozenModel3DGroup.Children.Add(pyramidModel3D);
for (int i = 0; i < 5; i++)
{
var geometryModel3D = new GeometryModel3D(meshGeometry3D, box1Material);
geometryModel3D.Transform = new TranslateTransform3D(-130 + i * 15, 5, 80);
geometryModel3D.SetName("GroupedSphere_" + i.ToString());
model3DGroup.Children.Add(geometryModel3D);
geometryModel3D = new GeometryModel3D(meshGeometry3D, box2Material);
geometryModel3D.Transform = new TranslateTransform3D(-130 + i * 15, 10, 50);
geometryModel3D.SetName("FrozenGroupedSphere_" + i.ToString());
frozenModel3DGroup.Children.Add(geometryModel3D);
}
frozenModel3DGroup.Freeze();
MainViewport3D.Children.Add(model3DGroup.CreateModelVisual3D());
MainViewport3D.Children.Add(frozenModel3DGroup.CreateModelVisual3D());
_dxEventManager3D = new DXEventManager3D(MainDXViewportView);
RegisterEventSource(Box1Visual3D);
RegisterEventSource(BoxesGroupVisual3D);
RegisterEventSource(Line1);
RegisterEventSource(Line2);
RegisterEventSource(Rectangle1);
RegisterEventSource(_instancedMeshGeometryVisual3D);
RegisterEventSource(model3DGroup);
RegisterEventSource(frozenModel3DGroup);
// Prevent TransparentPlaneVisual3D to be used by hit-testing
_dxEventManager3D.RegisterExcludedVisual3D(TransparentPlaneVisual3D);
this.PreviewMouseMove += delegate(object sender, MouseEventArgs args)
{
var position = args.GetPosition(this);
MousePositionTextBlock.Text = $"Mouse pos: {position.X:0} {position.Y:0}";
};
this.PreviewMouseDown += delegate(object sender, MouseButtonEventArgs e)
{
var position = e.GetPosition(this);
if (position == _lastMouseDownPosition)
{
return;
}
System.Diagnostics.Debug.WriteLine("Mouse position: " + position.ToString());
_lastMouseDownPosition = position;
};
// IMPORTANT:
// It is very important to call Dispose method on DXSceneView after the control is not used any more (see help file for more info)
this.Unloaded += (sender, args) => MainDXViewportView.Dispose();
}
