private void AddPositionKeyLines(Position3DTrack positionTrack, Color majorLineColor, Color minorLineColor, Point3D startPosition, int segmentsCount)
{
// First create WireCrossVisual3D and PolyLineVisual3D at the key frame positions
var point3DCollection = new Point3DCollection(positionTrack.KeysCount);
foreach (var positionKeyFrame in positionTrack.Keys)
{
point3DCollection.Add(positionKeyFrame.Position);
var wireCrossVisual3D = new Ab3d.Visuals.WireCrossVisual3D()
{
Position = new Point3D(positionKeyFrame.Position.X + startPosition.X, positionKeyFrame.Position.Y + 1, positionKeyFrame.Position.Z + startPosition.Z),
LinesLength = 8,
LineThickness = 2,
LineColor = majorLineColor
};
MainViewport.Children.Add(wireCrossVisual3D);
}
var polyLineVisual3D = new Ab3d.Visuals.PolyLineVisual3D()
{
LineColor = majorLineColor,
LineThickness = 2,
Transform = new TranslateTransform3D(startPosition.X, 1, startPosition.Z),
Positions = point3DCollection
};
MainViewport.Children.Add(polyLineVisual3D);
// Now add minor WireCrossVisual3D that will show how animation progresses through time
double framesPerSegment = (double)positionTrack.LastFrame / (double)segmentsCount;
Vector3D startPositionOffset = new Vector3D(startPosition.X, 0.8, startPosition.Z);
for (int i = 0; i <= segmentsCount; i++)
{
double frameNumber = i * framesPerSegment;
Point3D positionForFrame = positionTrack.GetPositionForFrame(frameNumber) + startPositionOffset;
var wireCrossVisual3D = new Ab3d.Visuals.WireCrossVisual3D()
{
Position = positionForFrame,
LineColor = minorLineColor,
LineThickness = 1,
LinesLength = 6
};
MainViewport.Children.Add(wireCrossVisual3D);
}
}
private void AddSpiralVisual3D(Point3DCollection spiralPositionCollection, Transform3D transform)
{
var polyLineVisual3D = new Ab3d.Visuals.PolyLineVisual3D()
{
Positions = spiralPositionCollection,
LineColor = Colors.DeepSkyBlue,
LineThickness = 2,
Transform = transform
};
MainViewport.Children.Add(polyLineVisual3D);
}
public TubePathSample()
{
InitializeComponent();
var pathPositions = CreateHelixPath(startCenter: new Point3D(0, 0, 0),
radius: 30,
height: 100,
totalDegrees: 360 * 3,
totalPathPositions: 100);
var polyLineVisual3D = new Ab3d.Visuals.PolyLineVisual3D()
{
Positions = pathPositions,
LineThickness = 3,
LineColor = Colors.Red,
EndLineCap = LineCap.ArrowAnchor,
IsClosed = false
};
MainViewport.Children.Add(polyLineVisual3D);
var tubePathMesh3D = new Ab3d.Meshes.TubePathMesh3D(pathPositions: pathPositions,
radius: 10,
isTubeClosed: false,
isPathClosed: polyLineVisual3D.IsClosed,
generateTextureCoordinates: false,
segments: 10);
var diffuseMaterial = new DiffuseMaterial(new SolidColorBrush(Color.FromArgb(150, 128, 255, 128)));
var geometryModel3D = new GeometryModel3D(tubePathMesh3D.Geometry, diffuseMaterial);
geometryModel3D.BackMaterial = geometryModel3D.Material;
var modelVisual3D = new ModelVisual3D()
{
Content = geometryModel3D
};
MainViewport.Children.Add(modelVisual3D);
var wireframeVisual3D = new Ab3d.Visuals.WireframeVisual3D()
{
OriginalModel = geometryModel3D,
LineThickness = 1,
LineColor = Colors.Black,
UseModelColor = false
};
MainViewport.Children.Add(wireframeVisual3D);
pathPositions = new Point3DCollection(new Point3D[]
{
new Point3D(0, 0, 0),
new Point3D(0, 10, 0),
new Point3D(0, 20, 0),
new Point3D(0, 30, 0),
new Point3D(-20, 60, 0),
new Point3D(-50, 100, 0),
new Point3D(-120, 100, 0),
});
var openedTubePathVisual3D = CreateOpenedTubePathVisual3D(pathPositions: pathPositions,
outerRadius: 16,
innerRadius: 14,
segmentsCount: 20,
outerMaterial: new DiffuseMaterial(Brushes.Green),
innerMaterial: new DiffuseMaterial(Brushes.DimGray));
openedTubePathVisual3D.Transform = new TranslateTransform3D(100, 0, 100);
MainViewport.Children.Add(openedTubePathVisual3D);
}
