//TODO: Rewrite this. Make it look like a cave, or sea shell - something organic with an opening
private Model3DGroup CreateGeometry(bool isFinal)
{
ScaleTransform3D scaleTransform = new ScaleTransform3D(SCALE, SCALE, SCALE);
Model3DGroup retVal = new Model3DGroup();
GeometryModel3D geometry;
MaterialGroup material;
DiffuseMaterial diffuse;
SpecularMaterial specular;
Transform3DGroup transformGroup = new Transform3DGroup();
transformGroup.Children.Add(scaleTransform);
#region Outer Shell
geometry = new GeometryModel3D();
material = new MaterialGroup();
diffuse = new DiffuseMaterial(new SolidColorBrush(WorldColors.SwarmBay));
this.MaterialBrushes.Add(new MaterialColorProps(diffuse, WorldColors.SwarmBay));
material.Children.Add(diffuse);
specular = WorldColors.SwarmBaySpecular;
this.MaterialBrushes.Add(new MaterialColorProps(specular));
material.Children.Add(specular);
if (!isFinal)
{
EmissiveMaterial selectionEmissive = new EmissiveMaterial(Brushes.Transparent);
material.Children.Add(selectionEmissive);
base.SelectionEmissives.Add(selectionEmissive);
}
geometry.Material = material;
geometry.BackMaterial = material;
transformGroup = new Transform3DGroup();
transformGroup.Children.Add(scaleTransform);
transformGroup.Children.Add(new RotateTransform3D(new QuaternionRotation3D(Math3D.GetRandomRotation())));
geometry.Geometry = UtilityWPF.GetSphere_Ico(.5, 0, false);
geometry.Transform = transformGroup;
retVal.Children.Add(geometry);
#endregion
#region Line
BillboardLine3D line = new BillboardLine3D();
line.Color = WorldColors.SwarmBay;
line.Thickness = .05 * SCALE;
line.IsReflectiveColor = false;
line.FromPoint = new Point3D(0, 0, 0);
line.ToPoint = new Point3D(0, 0, .55 * SCALE);
retVal.Children.Add(line.Model);
#endregion
// Transform
retVal.Transform = GetTransformForGeometry(isFinal);
// Exit Function
return retVal;
}
private Tuple<BillboardLine3D, Visual3D> GetChaseBallVisual_Orientation()
{
BillboardLine3D line = new BillboardLine3D()
{
Color = UtilityWPF.ColorFromHex("C03000"),
IsReflectiveColor = false,
Thickness = .2,
};
ModelVisual3D visual = new ModelVisual3D();
visual.Content = line.Model;
return new Tuple<BillboardLine3D, Visual3D>(line, visual);
}
private static Tuple<Visual3D, Tuple<TranslateTransform3D, ScaleTransform3D, BillboardLine3D>[]> CreateVisual(SwarmCluster[] clusters, bool showVelocity)
{
Model3DGroup models = new Model3DGroup();
// Hull Material
MaterialGroup materials = new MaterialGroup();
materials.Children.Add(new DiffuseMaterial(new SolidColorBrush(UtilityWPF.ColorFromHex("10FFFFFF"))));
materials.Children.Add(new SpecularMaterial(new SolidColorBrush(UtilityWPF.ColorFromHex("18FFFFFF")), 4));
var transforms = new Tuple<TranslateTransform3D, ScaleTransform3D, BillboardLine3D>[clusters.Length];
for (int cntr = 0; cntr < clusters.Length; cntr++)
{
SwarmClusterInfo clusterInfo = clusters[cntr].GetCurrentInfo();
#region velocity
BillboardLine3D velocity = null;
if (showVelocity)
{
velocity = new BillboardLine3D()
{
Color = UtilityWPF.ColorFromHex("20FFFFFF"),
IsReflectiveColor = false,
Thickness = .2,
};
velocity.SetPoints(clusterInfo.Center, clusterInfo.Center + clusterInfo.Velocity);
models.Children.Add(velocity.Model);
}
#endregion
#region hull
// Model
GeometryModel3D hull = new GeometryModel3D();
hull.Material = materials;
hull.BackMaterial = materials;
hull.Geometry = UtilityWPF.GetSphere_Ico(1d, 2, true);
// Transform
Transform3DGroup transformGroup = new Transform3DGroup();
ScaleTransform3D scale = new ScaleTransform3D(clusterInfo.Radius, clusterInfo.Radius, clusterInfo.Radius);
transformGroup.Children.Add(scale);
TranslateTransform3D translate = new TranslateTransform3D(clusterInfo.Center.ToVector());
transformGroup.Children.Add(translate);
hull.Transform = transformGroup;
models.Children.Add(hull);
#endregion
transforms[cntr] = Tuple.Create(translate, scale, velocity);
}
ModelVisual3D visual = new ModelVisual3D();
visual.Content = models;
return Tuple.Create((Visual3D)visual, transforms);
}
private void Window_Loaded(object sender, RoutedEventArgs e)
{
try
{
_itemOptions = new ItemOptions();
#region Init World
_boundryMin = new Point3D(-BOUNDRYSIZEHALF, -BOUNDRYSIZEHALF, -BOUNDRYSIZEHALF);
_boundryMax = new Point3D(BOUNDRYSIZEHALF, BOUNDRYSIZEHALF, BOUNDRYSIZEHALF);
_world = new World();
_world.Updating += new EventHandler<WorldUpdatingArgs>(World_Updating);
List<Point3D[]> innerLines, outerLines;
_world.SetCollisionBoundry(out innerLines, out outerLines, _boundryMin, _boundryMax);
#endregion
#region Materials
_materialManager = new MaterialManager(_world);
// Wall
Game.Newt.v2.NewtonDynamics.Material material = new Game.Newt.v2.NewtonDynamics.Material();
material.Elasticity = .1d;
_material_Wall = _materialManager.AddMaterial(material);
// Ball
material = new Game.Newt.v2.NewtonDynamics.Material();
_material_Ball = _materialManager.AddMaterial(material);
#endregion
#region Trackball
// Trackball
_trackball = new TrackBallRoam(_camera);
_trackball.KeyPanScale = 15d;
_trackball.EventSource = grdViewPort; //NOTE: If this control doesn't have a background color set, the trackball won't see events (I think transparent is ok, just not null)
_trackball.AllowZoomOnMouseWheel = true;
_trackball.Mappings.AddRange(TrackBallMapping.GetPrebuilt(TrackBallMapping.PrebuiltMapping.MouseComplete_NoLeft));
_trackball.Mappings.AddRange(TrackBallMapping.GetPrebuilt(TrackBallMapping.PrebuiltMapping.Keyboard_ASDW_In));
_trackball.ShouldHitTestOnOrbit = true;
//_trackball.UserMovedCamera += new EventHandler<UserMovedCameraArgs>(Trackball_UserMovedCamera);
//_trackball.GetOrbitRadius += new EventHandler<GetOrbitRadiusArgs>(Trackball_GetOrbitRadius);
#endregion
#region Chased Ball
_chasedBall = new ChasedBall();
_chasedBall.MotionType_Position = MotionType_Position.Stop;
_chasedBall.MotionType_Orientation = MotionType_Orientation.Stop;
_chasedBall.BoundrySizeChanged += new EventHandler(ChasedBall_BoundrySizeChanged);
// Ball visual
_chasedBallVisual = GetChaseBallVisual_Position();
_chasedBallTransform = new TranslateTransform3D();
_chasedBallVisual.Transform = _chasedBallTransform;
_viewport.Children.Add(_chasedBallVisual);
// Direction Visual
var directionVisual = GetChaseBallVisual_Orientation();
_chasedDirectionModel = directionVisual.Item1;
_chasedDirectionVisual = directionVisual.Item2;
_viewport.Children.Add(_chasedDirectionVisual);
// Panels (the act of instantiating them will update the ball's properties)
pnlChasePosition.Content = new ChasedPosition(_chasedBall)
{
Foreground = Brushes.White,
};
pnlChaseOrientation.Content = new ChasedOrientation(_chasedBall)
{
Foreground = Brushes.White,
};
#endregion
#region Debug Visuals
// Put these on the viewport before the ball so that it is propertly semitransparent
//TODO: Draw the bounding box. Use XYZ colors. This will help the user stay oriented
#endregion
#region Body Ball
_bodyBall = new BodyBall(_world);
//_bodyBall.PhysicsBody.AngularDamping = new Vector3D(.0001, .0001, .0001);
//_bodyBall.PhysicsBody.AngularVelocity = new Vector3D(0, 0, 4 * Math.PI);
_viewport.Children.AddRange(_bodyBall.Visuals3D);
#endregion
RedrawBoundry();
_world.UnPause();
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), this.Title, MessageBoxButton.OK, MessageBoxImage.Error);
}
}
public void AddLine(Point3D start, Point3D stop, double thickness)
{
//bool addedOne = false;
if (_lineCount == null)
{
throw new InvalidOperationException("Must call BeginAddingLines before calling AddLine");
}
else if (_lineCount.Value > _lines.Count)
{
throw new ApplicationException("_lineCount fell out of sync");
}
else if (_lineCount.Value == _lines.Count)
{
// Create a new line
BillboardLine3D line = new BillboardLine3D(false, _shouldSpin, _areFromToPointsUpdatedOnRegularInterval);
line.Material = _material;
_lines.Add(line);
//addedOne = true;
}
_lineCount = _lineCount.Value + 1;
// Whatever line was at this index now gets this position
_lines[_lineCount.Value - 1].SetPoints(start, stop, thickness);
//if (addedOne)
if(_lineCount.Value > _geometry.Children.Count)
{
// This must be done last. Otherwise, when the computer is stressed, the line will get rendered before it is positioned
_geometry.Children.Add(_lines[_lineCount.Value - 1].Model);
}
}
