public override void run()
{
if (!ready())
{
Debug.LogError("Node pins not initialized");
return;
}
_3DObject _3dobj = inputPins[0].get();
string modelname = inputPins[1].get();
string path = "ARModels/" + modelname;
Transform t = (Transform)Resources.Load(path, typeof(Transform));
MeshFilter mf = t.GetComponent <MeshFilter>();
MeshRenderer mr = t.GetComponent <MeshRenderer>();
_3dobj.mesh_filter.mesh = mf.sharedMesh;
_3dobj.mesh_renderer.sharedMaterials = mr.sharedMaterials;
Debug.Log("Loaded 3D Model: " + path);
outputPins[0].run();
}
public _3DObject CreateObject(String name)
{
var result = new _3DObject {
Name = name
};
_objects.Add(result);
return(result);
}
public override void run()
{
if (!ready())
{
Debug.LogError("Node pins not initialized");
return;
}
GameObject obj = inputPins[0].get();
MeshFilter mf = obj.AddComponent <MeshFilter>();
MeshRenderer mr = obj.AddComponent <MeshRenderer>();
comp = new _3DObject(mf, mr);
Debug.Log("3D Component Created");
outputPins[0].run();
}
internal void Read3DsFile(string fileName)
{
// read chunks
using (FileStream fs =
new FileStream(
fileName,
FileMode.Open,
FileAccess.Read,
FileShare.Read))
{
using (BinaryReader bs = new BinaryReader(fs))
{
_3DObject currentObject = null;
// read all chunks
long fileSize = fs.Length;
long bytesRead = 0;
bool meshMode = false;
const int chunkSize = sizeof(ushort) + sizeof(uint);
while (bytesRead < fileSize)
{
Boolean skipChunk = false;
Word word;
Chunk chunk = ReadChunk(bs);
bytesRead += chunkSize;
switch (chunk.ChunkId)
{
case 0x0000:
// NULL chunk
break;
case 0x3D3D:
// 3D editor chunk
meshMode = true;
// log("Mesh found");
break;
case 0x4000:
// object block
if (!meshMode)
{
throw new FileLoadException("Invalid 3DS file, object block before mesh block");
}
// skip zero terminated object name
StringBuilder name = new StringBuilder();
int b;
while ((b = bs.ReadByte()) != 0)
{
name.Append(Convert.ToChar(b));
bytesRead++;
}
// create object
currentObject = _scene.CreateObject(name.ToString());
break;
case 0x4100:
// triangular mesh, informative
break;
case 0x4110:
// vertices list
// check if we have a current object
if (currentObject == null)
{
currentObject = _scene.CreateObject("Unnamed Object " + _scene.GetObjectCount().ToString());
}
// check how many vertices to read
word = ReadWord(bs);
int pointsToRead = word.Value;
currentObject.InitializeVertices(pointsToRead);
// add points to current object
while (pointsToRead-- > 0)
{
Point point = ReadPoint(bs);
currentObject.AppendVertex(point.X, point.Y, point.Z);
}
// count bytesread
bytesRead += chunk.ChunkLength - chunkSize;
break;
case 0x4120:
// faces
// check if we have a current object
if (currentObject == null)
{
currentObject = _scene.CreateObject("");
}
word = ReadWord(bs);
int facesToRead = word.Value;
currentObject.InitializeFaces(facesToRead);
// add faces to current object
while (facesToRead-- > 0)
{
Face face = ReadFace(bs);
currentObject.AppendFace(face.Vertex1, face.Vertex2, face.Vertex3, face.Flags);
}
// count bytes read
bytesRead += chunk.ChunkLength - chunkSize;
break;
case 0x4160:
skipChunk = true;
break;
case 0x4D4D:
// file header
break;
default:
// seek to next chunk
skipChunk = true;
break;
}
// skip chunk
if (!skipChunk)
{
continue;
}
// skip bytes
bs.ReadBytes((int)chunk.ChunkLength - chunkSize);
bytesRead += chunk.ChunkLength - chunkSize;
}
bs.Close();
fs.Close();
}
}
}
public _3DObject CreateObject(String name)
{
var result = new _3DObject { Name = name };
_objects.Add(result);
return result;
}
