public void InitializeTree(DirectoryInfo directory)
{
this.directory = directory;
meshManager = new MeshManager(numberOfMeshes, numberOfMeshLoadingJobs);
FileInfo index = directory.GetFiles("voxelIndex.json")[0];
StreamReader reader = new StreamReader(index.FullName);
string s = reader.ReadToEnd();
JSONNode json = JSON.Parse(s);
if (json.IsArray)
{
topNodes = new PointCloudNode[json.AsArray.Count];
for (int i = 0; i < json.AsArray.Count; i++)
{
topNodes[i] = PointCloudNode.AddNode(json.AsArray[i], this.directory, gameObject, this);
}
}
else
{
topNodes = new PointCloudNode[1];
topNodes[0] = PointCloudNode.AddNode(json, this.directory, gameObject, this);
}
if (moveCameraToCenter)
{
Camera.main.transform.position = topNodes[0].boundsInModelSpace.center;
}
System.GC.Collect(); //Garbage Collection
}
public static PointCloudNode AddNode(JSONNode node, DirectoryInfo directory, GameObject gameObject, IPointCloudManager materialProvider)
{
GameObject child = new GameObject("PC Node");
child.isStatic = true;
PointCloudNode pcNode = null;
if (JSONOfLeaf(node))
{
pcNode = child.AddComponent <PointCloudLeafNode>();
}
else
{
pcNode = child.AddComponent <PointCloudParentNode>();
}
if (pcNode.Initialize(node, directory, materialProvider))
{
child.transform.SetParent(gameObject.transform, false);
return(pcNode);
}
else
{
Destroy(child);
return(null);
}
}
public override bool Run(FeatureContext context)
{
const float len = 100.0f;
const int nDim = 50;
float[] pointBuffer = new float[nDim * nDim * nDim * 3];
float[] colorBuffer = new float[nDim * nDim * nDim * 3];
int idx = -1;
for (int ii = 0; ii < nDim; ++ii)
{
for (int jj = 0; jj < nDim; ++jj)
{
for (int kk = 0; kk < nDim; ++kk)
{
++idx;
pointBuffer[idx * 3] = ii * len;
pointBuffer[idx * 3 + 1] = jj * len;
pointBuffer[idx * 3 + 2] = kk * len;
colorBuffer[idx * 3] = ((float)ii) / ((float)nDim);
colorBuffer[idx * 3 + 1] = ((float)jj) / ((float)nDim);
colorBuffer[idx * 3 + 2] = ((float)kk) / ((float)nDim);
}
}
}
PointStyle pointStyle = new PointStyle();
//pointStyle.SetPointSize(4.0f);
pointStyle.SetMarker("cross");
PointCloudNode pcn = new PointCloudNode();
pcn.SetPointStyle(pointStyle);
pcn.SetPoints(pointBuffer);
pcn.SetColors(colorBuffer);
pcn.ComputeBBox();
AABox bbox = pcn.GetBBox();
Vector3 pt = bbox.MinPt;
context.ShowSceneNode(pcn);
return(true);
}
public override bool Initialize(JSONNode node, DirectoryInfo directory, IPointCloudManager manager)
{
InitializeFromJSON(node);
gameObject.name = "PC Parent Node";
JSONArray childrenJSON = node["children"].AsArray;
ArrayList childrenList = new ArrayList();
//Debug.Log("N Children: " + childrenJSON.Count);
for (int i = 0; i < childrenJSON.Count; i++)
{
PointCloudNode pcNode = PointCloudNode.AddNode(childrenJSON[i], directory, gameObject, manager);
if (pcNode != null)
{
childrenList.Add(pcNode);
}
}
children = (PointCloudNode[])childrenList.ToArray(typeof(PointCloudNode));
return(childrenJSON.Count > 0);
}
void SelectPoint(Vector2 screenPosition, float maxScreenDistance)
{
if (pcListener == null)
{
return;
}
Debug.Log("Finding selected point.");
MeshFilter[] mf = GetComponentsInChildren <MeshFilter>();
float maxDist = 10000000.0f;
Vector3 closestHit = Vector3.negativeInfinity;
Color colorClosestHit = Color.black;
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
for (int i = 0; i < transform.childCount; i++)
{
GameObject child = transform.GetChild(i).gameObject;
PointCloudNode node = child.GetComponent <PointCloudNode>();
if (node != null)
{
Debug.Log("Finding selected point on node.");
node.GetClosestPointOnRay(ray,
screenPosition,
ref maxDist,
ref closestHit,
ref colorClosestHit,
maxScreenDistance * maxScreenDistance);
}
}
if (!closestHit.Equals(Vector3.negativeInfinity))
{
float classCode = GetClassCodeForColor(colorClosestHit);
pcListener.onPointSelected(closestHit, classCode);
}
}
private void largePointsToolStripMenuItem_Click(object sender, EventArgs e)
{
const float len = 100.0f;
const int nDim = 50;
float[] pointBuffer = new float[nDim * nDim * nDim * 3];
int idx = -1;
for (int ii = 0; ii < nDim; ++ii)
{
for (int jj = 0; jj < nDim; ++jj)
{
for (int kk = 0; kk < nDim; ++kk)
{
++idx;
pointBuffer[idx * 3] = ii * len;
pointBuffer[idx * 3 + 1] = jj * len;
pointBuffer[idx * 3 + 2] = kk * len;
}
}
}
PointStyle pointStyle = new PointStyle();
pointStyle.SetPointSize(4.0f);
pointStyle.SetColor(new ColorValue(0.0f, 0.0f, 0.0f));
PointCloudNode pcn = new PointCloudNode();
pcn.SetPointStyle(pointStyle);
pcn.SetPoints(pointBuffer);
pcn.ComputeBBox();
renderView.SceneManager.AddNode(pcn);
renderView.RequestDraw();
}
private void largePointsToolStripMenuItem_Click(object sender, EventArgs e)
{
const float len = 100.0f;
const int nDim = 50;
float[] pointBuffer = new float[nDim * nDim * nDim * 3];
float[] colorBuffer = new float[nDim*nDim*nDim*3];
int idx = -1;
for (int ii = 0; ii < nDim; ++ii)
for (int jj = 0; jj < nDim; ++jj)
for (int kk = 0; kk < nDim; ++kk)
{
++idx;
pointBuffer[idx * 3] = ii * len;
pointBuffer[idx * 3 + 1] = jj * len;
pointBuffer[idx * 3 + 2] = kk * len;
colorBuffer[idx*3] = ((float)ii)/((float)nDim);
colorBuffer[idx*3 + 1] = ((float)jj)/((float)nDim);
colorBuffer[idx * 3 + 2] = ((float)kk) / ((float)nDim);
}
PointStyle pointStyle = new PointStyle();
pointStyle.SetPointSize(4.0f);
PointCloudNode pcn = new PointCloudNode();
pcn.SetPointStyle(pointStyle);
pcn.SetPoints(pointBuffer);
pcn.SetColors(colorBuffer);
pcn.ComputeBBox();
AABox bbox = pcn.GetBBox();
Vector3 pt = bbox.MinPt;
renderView.SceneManager.AddNode(pcn);
renderView.RequestDraw();
}
public override bool Run(FeatureContext context)
{
OpenFileDialog dlg = new OpenFileDialog();
dlg.Filter = "Deformation File (*.txt)|*.txt||";
if (DialogResult.OK != dlg.ShowDialog())
{
return(true);
}
String fileName = dlg.FileName;
StreamReader sr = new StreamReader(fileName, Encoding.Default);
String line = sr.ReadLine();
List <DeformationNode> nodes = new List <DeformationNode>();
float maxValue = float.NegativeInfinity;
float minValue = float.PositiveInfinity;
while ((line = sr.ReadLine()) != null)
{
String[] items = line.Split('\t');
DeformationNode node = new DeformationNode();
node.Id = int.Parse(items[0]);
node.X = float.Parse(items[1]);
node.Y = float.Parse(items[2]);
node.Z = float.Parse(items[3]);
node.Data = float.Parse(items[4]);
nodes.Add(node);
if (node.Data > maxValue)
{
maxValue = node.Data;
}
if (node.Data < minValue)
{
minValue = node.Data;
}
}
float[] pointBuffer = new float[nodes.Count * 3];
float[] colorBuffer = new float[nodes.Count * 3];
float range = maxValue - minValue;
List <ColorValue> colorTables = new List <ColorValue>();
colorTables.Add(new ColorValue(0, 0, 1.0f));
colorTables.Add(new ColorValue(0, 108.0f / 255.0f, 1.0f));
colorTables.Add(new ColorValue(0, 197.0f / 255.0f, 1.0f));
colorTables.Add(new ColorValue(0, 243 / 255.0f, 1.0f));
colorTables.Add(new ColorValue(0, 1.0f, 219.0f / 255.0f));
colorTables.Add(new ColorValue(0, 1.0f, 165.0f / 255.0f));
colorTables.Add(new ColorValue(0, 1.0f, 54.0f / 255.0f));
colorTables.Add(new ColorValue(54.0f / 255.0f, 1.0f, 0));
colorTables.Add(new ColorValue(219.0f / 255.0f, 1.0f, 0));
//colorTables.Add(new ColorValue(238.0f / 255.0f, 249.0f/255.0f, 0));
colorTables.Add(new ColorValue(238.0f / 255.0f, 249.0f / 255.0f, 0));
colorTables.Add(new ColorValue(255.0f / 255.0f, 197.0f / 255.0f, 0));
colorTables.Add(new ColorValue(251.0f / 255.0f, 102.0f / 255.0f, 17.0f / 255.0f));
colorTables.Add(new ColorValue(1.0f, 0.0f, 0.0f));
float segment = range / (colorTables.Count);
int ii = -1;
foreach (DeformationNode node in nodes)
{
int idx = (int)(node.Data / segment);
if (idx >= colorTables.Count)
{
idx -= 1;
}
ColorValue clr = colorTables.ElementAt(idx);
pointBuffer[++ii] = node.X;
colorBuffer[ii] = clr.R;
pointBuffer[++ii] = node.Y;
colorBuffer[ii] = clr.G;
pointBuffer[++ii] = node.Z;
colorBuffer[ii] = clr.B;
}
PointCloudNode pcn = new PointCloudNode();
pcn.SetPoints(pointBuffer);
pcn.SetColors(colorBuffer);
pcn.ComputeBBox();
context.ShowSceneNode(pcn);
return(true);
}
