private GameObject GetInstance()
{
Action <GameObject, Material> setMaterialFunc = (go, material) =>
{
MeshRenderer[] renderers = go.GetComponentsInChildren <MeshRenderer>();
foreach (var renderer in renderers)
{
renderer.sharedMaterial = material;
}
};
// Moving create parent m_segments from Initialize to here because the
// editor will delete it when the user presses play then stop then "Undo".
if (m_segments == null)
{
m_segments = RuntimeObjects.GetOrCreateRoot(m_parentComponent);
if (m_segments == null)
{
return(null);
}
if (m_segments.transform.childCount > 0)
{
if (m_separateFirstObjectPrefabPath != string.Empty)
{
m_firstSegmentInstance = m_segments.transform.GetChild(0).gameObject;
}
if (m_firstSegmentInstance != null && m_segments.transform.childCount > 1)
{
m_segmentInstance = m_segments.transform.GetChild(1).gameObject;
}
else if (m_firstSegmentInstance == null)
{
m_segmentInstance = m_segments.transform.GetChild(0).gameObject;
}
}
}
if (m_separateFirstObjectPrefabPath != string.Empty && m_firstSegmentInstance == null)
{
m_firstSegmentInstance = PrefabLoader.Instantiate <GameObject>(m_separateFirstObjectPrefabPath);
m_firstSegmentInstance.hideFlags = HideFlags.DontSaveInEditor;
setMaterialFunc(m_firstSegmentInstance, Material);
AddSelectionProxy(m_firstSegmentInstance);
Add(m_firstSegmentInstance);
}
else if (m_segmentInstance == null)
{
m_segmentInstance = PrefabLoader.Instantiate <GameObject>(m_prefabObjectPath);
m_segmentInstance.hideFlags = HideFlags.DontSaveInEditor;
setMaterialFunc(m_segmentInstance, Material);
AddSelectionProxy(m_segmentInstance);
Add(m_segmentInstance);
}
// Push back new segment if there aren't enough segments already created.
int currentChildCount = m_segments.transform.childCount;
if (m_counter == currentChildCount)
{
Add(GameObject.Instantiate(m_segmentInstance));
}
else if (m_counter > currentChildCount)
{
throw new Exception("Internal counter is not in sync. Counter = " + m_counter + ", #children = " + currentChildCount);
}
return(m_segments.transform.GetChild(m_counter++).gameObject);
}
private void Update()
{
OnTrackReset();
if (Tracks.Length == 0)
{
m_uninitializedTrackData.Clear();
return;
}
if (m_root == null)
{
m_root = RuntimeObjects.GetOrCreateRoot(this);
}
var containsNullEntries = m_uninitializedTrackData.FirstOrDefault(pair => pair.Key == null).Value != null;
if (containsNullEntries)
{
m_uninitializedTrackData = m_uninitializedTrackData.Where(pair => pair.Key != null).ToDictionary(pair => pair.Key,
pair => pair.Value);
}
var numNodes = 0;
foreach (var track in Tracks)
{
if (!track.isActiveAndEnabled)
{
continue;
}
if (track.Native != null)
{
numNodes += (int)track.Native.getNumNodes();
}
else
{
if (!m_uninitializedTrackData.ContainsKey(track))
{
m_uninitializedTrackData.Add(track, new UninitializedTrackData());
}
var trackData = m_uninitializedTrackData[track];
trackData.Update(track);
numNodes += trackData.TrackNodes.Length;
}
}
if (numNodes > m_root.transform.childCount)
{
var numToAdd = numNodes - m_root.transform.childCount;
// If we're rendering several tracks it doesn't matter (I think)
// which of them that receives the OnSelectionProxy.
var refTrack = Tracks[0];
for (int i = 0; i < numToAdd; ++i)
{
var instance = Instantiate(Resource);
Configure(refTrack, instance);
m_root.AddChild(instance);
}
}
else if (numNodes < m_root.transform.childCount)
{
var numToRemove = m_root.transform.childCount - numNodes;
for (int i = 0; i < numToRemove; ++i)
{
DestroyImmediate(m_root.transform.GetChild(m_root.transform.childCount - 1).gameObject);
}
}
var nodeCounter = 0;
foreach (var track in Tracks)
{
if (!track.isActiveAndEnabled)
{
continue;
}
if (track.Native != null)
{
foreach (var node in track.Native.nodes())
{
var renderInstance = m_root.transform.GetChild(nodeCounter++);
renderInstance.rotation = node.getRigidBody().getRotation().ToHandedQuaternion();
renderInstance.position = node.getBeginPosition().ToHandedVector3() +
renderInstance.TransformDirection(0.5f * (float)node.getLength() * Vector3.forward);
if (AutomaticScaling)
{
renderInstance.localScale = 2.0f * node.getHalfExtents().ToVector3();
}
else
{
renderInstance.localScale = new Vector3(1, 1, 1);
}
}
}
else
{
var nodes = m_uninitializedTrackData[track].TrackNodes;
foreach (var node in nodes)
{
var renderInstance = m_root.transform.GetChild(nodeCounter++);
renderInstance.rotation = node.Rotation;
renderInstance.position = node.Position +
renderInstance.TransformDirection(node.HalfExtents.z * Vector3.forward);
if (AutomaticScaling)
{
renderInstance.localScale = 2.0f * node.HalfExtents;
}
else
{
renderInstance.localScale = new Vector3(1, 1, 1); //2.0f * node.HalfExtents;
}
}
}
}
}