/// <summary>
/// Hit test Result
/// </summary>
/// <param name="rawresult">Result Parameter</param>
/// <returns></returns>
private HitTestResultBehavior HTResult(HitTestResult rawresult)
{
RayHitTestResult rayResult = rawresult as RayHitTestResult;
if (rayResult != null)
{
RayMeshGeometry3DHitTestResult rayMeshResult = rayResult as RayMeshGeometry3DHitTestResult;
if (rayMeshResult != null && rayMeshResult.VisualHit.GetType().Name == "ModelVisual3D")
{
hitgeo = rayMeshResult.ModelHit as GeometryModel3D;
joint = Session.CurrentSession.CurrentProject.CurrentModel3D.Joints.FindJointByMatrix(hitgeo.Transform.Value);
if (joint != null)
{
targetModel = Session.CurrentSession.CurrentProject.CurrentModel3D.Content.Find(hitgeo);
BaseOffsetX = hitgeo.Transform.Value.OffsetX;
BaseOffsetY = hitgeo.Transform.Value.OffsetY;
BaseOffsetZ = hitgeo.Transform.Value.OffsetZ;
}
else
hitgeo = null;
}
else
hitgeo = null;
}
return HitTestResultBehavior.Stop;
}
/// <summary>
/// Build a joint for drawing
/// </summary>
/// <param name="joint">Joint</param>
/// <returns>Joint created</returns>
private GeometryModel3D BuildJoint(Joint joint)
{
MeshBuilder jointBuilder = new MeshBuilder();
jointBuilder.AddSphere(new Point3D(0, 0, 0), jointDiameter, thetaDiv, 10);
GeometryModel3D jointModel = new GeometryModel3D(jointBuilder.ToMesh(), Materials.Red);
jointModel.SetName(joint.Name);
MatrixTransform3D transform = new MatrixTransform3D(joint.Matrix.ElementAtOrDefault(Session.CurrentSession.CurrentProject.CurrentModel3D.Animation.Tick));
jointModel.Transform = transform;
return jointModel;
}
/// <summary>
/// Update a 3D Joint in the joint Collection
/// </summary>
/// <param name="nodeName">The joint Name</param>
/// <param name="absoluteMatrix">Destintation Matrix of the specified node</param>
private void SetJoint(string nodeName, Matrix3D absoluteMatrix, Assimp.Vector3D delta)
{
Joint myJoint = joints.FindJointByName(nodeName);
if (myJoint == null)
{
myJoint = new Joint();
myJoint.Name = nodeName;
myJoint.Matrix.Add(absoluteMatrix);
myJoint.Delta.Add(delta);
joints.Add(myJoint);
}
else
{
myJoint.Matrix.Add(absoluteMatrix);
myJoint.Delta.Add(delta);
}
}
/// <summary>
/// Update a 3D Joint in the joint Collection
/// </summary>
/// <param name="nodeName">The joint Name</param>
/// <param name="destMatrix">Destintation Matrix of the specified node</param>
private void SetJoint(string nodeName, Matrix3D destMatrix)
{
Joint myJoint = joints.FindJointByName(nodeName);
if (myJoint == null)
{
myJoint = new Joint();
myJoint.Name = nodeName;
myJoint.Matrix.Add(destMatrix);
joints.Add(myJoint);
}
else
myJoint.Matrix.Add(destMatrix);
}
/// <summary>
/// Set the new position in Assimp Database for export
/// </summary>
/// <param name="joint">joint with position</param>
public void SetNewJointPosition(Joint joint)
{
Assimp.NodeAnimationChannel nodeChannel = assimpAnimation.NodeAnimationChannels.FindNodeByName(joint.Name);
if (nodeChannel != null)
{
// TODO : Check here
Assimp.Vector3D newPoint = joint.GetAssimpPoint();
Assimp.VectorKey[] newPositionKeys = new Assimp.VectorKey[nodeChannel.PositionKeyCount];
nodeChannel.PositionKeys.CopyTo(newPositionKeys);
newPositionKeys[Tick].Value = newPoint;
nodeChannel.PositionKeys.Clear();
nodeChannel.PositionKeys.AddRange(newPositionKeys);
}
}
/// <summary>
/// Replace a model in the Content
/// </summary>
/// <param name="oldModel">Old Model</param>
/// <param name="newModel">New Model</param>
public void ReplaceInContent(Joint joint)
{
Animation.SetNewJointPosition(joint);
RaisePropertyChangedEvent("ContentReplaced");
}