private void buildMeshNodes()
{
MItDependencyNodes it = new MItDependencyNodes(MFn.Type.kMesh);
while (!it.isDone)
{
// Get the dag node of the mesh.
MFnDagNode dagNode = new MFnDagNode(it.thisNode);
// Create a new mesh.
MayaMesh meshNode = new MayaMesh();
// Add the mesh to the all meshes list.
allMeshes.Add(meshNode);
// Configure the mesh node
meshNode.name = dagNode.fullPathName;
dagNode.getPath(meshNode.mayaObjectPath);
meshNode.id = allMeshes.Count - 1;
// The first parent of a mesh is the source transform, even with instances.
meshNode.sourceXForm = pathXformMap[(new MFnDagNode(dagNode.parent(0))).fullPathName];
// Set the source Xform to know it's a source for an instance (its mesh).
meshNode.sourceXForm.isSourceXform = true;
// If the mesh has more than one parent, it has been instanced. We need to know this for computing local positions.
meshNode.isInstanced = dagNode.isInstanced();
// Add the map to the dictionary to search by name.
pathMeshMap[meshNode.name] = meshNode;
it.next();
}
}
public void readBinaryFile( string file )
{
// TODO: Reset data.
BinaryReader br = new BinaryReader(new FileStream(file, FileMode.Open));
// Mesh count.
int meshCount = br.ReadInt32();
// Read all meshes.
for( int currMesh = 0; currMesh < meshCount; ++currMesh )
{
MayaMesh mesh = new MayaMesh();
// Mesh name.
mesh.name = br.ReadString();
//Mesh id.
mesh.id = br.ReadInt32();
// Vertex count.
int vertexCount = br.ReadInt32();
// Read all vertices.
for( int currVert = 0; currVert < vertexCount; ++currVert )
{
Vertex vert = new Vertex();
// Read position.
vert.position.x = br.ReadSingle();
vert.position.y = br.ReadSingle();
vert.position.z = br.ReadSingle();
// Read normal.
vert.normal.x = br.ReadSingle();
vert.normal.y = br.ReadSingle();
vert.normal.z = br.ReadSingle();
// Read texcoord.
vert.texcoord.x = br.ReadSingle();
vert.texcoord.y = br.ReadSingle();
mesh.vertices.Add(vert);
}
// Read index count.
int indexCount = br.ReadInt32();
// Read all indices.
for( int currIdx = 0; currIdx < indexCount; ++currIdx )
{
mesh.indices.Add(br.ReadUInt32());
}
allMeshes.Add(mesh);
}
// Read xform count.
int xformCount = br.ReadInt32();
for( int currXform = 0; currXform < xformCount; ++currXform )
{
MayaXform xform = new MayaXform();
// Read name.
xform.name = br.ReadString();
// Read id.
xform.id = br.ReadInt32();
// Read parent id.
int parentId = br.ReadInt32();
if( parentId != -1 )
{
xform.parent = allXforms[parentId];
}
// Read matrix.
for( int x = 0; x < 4; ++x )
{
for( int y = 0; y < 4; ++y )
{
xform.matrix[x,y] = br.ReadSingle();
}
}
// Read source xform bool.
xform.isSourceXform = br.ReadBoolean();
// Read mesh id.
int meshId = br.ReadInt32();
if( meshId != -1 )
{
xform.mesh = allMeshes[meshId];
}
// Read children count.
int childCount = br.ReadInt32();
// Read all children ids.
for( int currChild = 0; currChild < childCount; ++currChild )
{
int childId = br.ReadInt32();
xform.children.Add(allXforms[childId]);
}
allXforms.Add(xform);
}
br.Close();
}
private void buildMeshNodes()
{
MItDependencyNodes it = new MItDependencyNodes(MFn.Type.kMesh);
while( !it.isDone )
{
// Get the dag node of the mesh.
MFnDagNode dagNode = new MFnDagNode(it.thisNode);
// Create a new mesh.
MayaMesh meshNode = new MayaMesh();
// Add the mesh to the all meshes list.
allMeshes.Add(meshNode);
// Configure the mesh node
meshNode.name = dagNode.fullPathName;
dagNode.getPath(meshNode.mayaObjectPath);
meshNode.id = allMeshes.Count - 1;
// The first parent of a mesh is the source transform, even with instances.
meshNode.sourceXForm = pathXformMap[(new MFnDagNode(dagNode.parent(0))).fullPathName];
// Set the source Xform to know it's a source for an instance (its mesh).
meshNode.sourceXForm.isSourceXform = true;
// If the mesh has more than one parent, it has been instanced. We need to know this for computing local positions.
meshNode.isInstanced = dagNode.isInstanced();
// Add the map to the dictionary to search by name.
pathMeshMap[meshNode.name] = meshNode;
it.next();
}
}
public void readBinaryFile(string file)
{
// TODO: Reset data.
BinaryReader br = new BinaryReader(new FileStream(file, FileMode.Open));
// Mesh count.
int meshCount = br.ReadInt32();
// Read all meshes.
for (int currMesh = 0; currMesh < meshCount; ++currMesh)
{
MayaMesh mesh = new MayaMesh();
// Mesh name.
mesh.name = br.ReadString();
//Mesh id.
mesh.id = br.ReadInt32();
// Vertex count.
int vertexCount = br.ReadInt32();
// Read all vertices.
for (int currVert = 0; currVert < vertexCount; ++currVert)
{
Vertex vert = new Vertex();
// Read position.
vert.position.x = br.ReadSingle();
vert.position.y = br.ReadSingle();
vert.position.z = br.ReadSingle();
// Read normal.
vert.normal.x = br.ReadSingle();
vert.normal.y = br.ReadSingle();
vert.normal.z = br.ReadSingle();
// Read texcoord.
vert.texcoord.x = br.ReadSingle();
vert.texcoord.y = br.ReadSingle();
mesh.vertices.Add(vert);
}
// Read index count.
int indexCount = br.ReadInt32();
// Read all indices.
for (int currIdx = 0; currIdx < indexCount; ++currIdx)
{
mesh.indices.Add(br.ReadUInt32());
}
allMeshes.Add(mesh);
}
// Read xform count.
int xformCount = br.ReadInt32();
for (int currXform = 0; currXform < xformCount; ++currXform)
{
MayaXform xform = new MayaXform();
// Read name.
xform.name = br.ReadString();
// Read id.
xform.id = br.ReadInt32();
// Read parent id.
int parentId = br.ReadInt32();
if (parentId != -1)
{
xform.parent = allXforms[parentId];
}
// Read matrix.
for (int x = 0; x < 4; ++x)
{
for (int y = 0; y < 4; ++y)
{
xform.matrix[x, y] = br.ReadSingle();
}
}
// Read source xform bool.
xform.isSourceXform = br.ReadBoolean();
// Read mesh id.
int meshId = br.ReadInt32();
if (meshId != -1)
{
xform.mesh = allMeshes[meshId];
}
// Read children count.
int childCount = br.ReadInt32();
// Read all children ids.
for (int currChild = 0; currChild < childCount; ++currChild)
{
int childId = br.ReadInt32();
xform.children.Add(allXforms[childId]);
}
allXforms.Add(xform);
}
br.Close();
}
