public void UpdateMeshSelection(TriMesh mesh)
{
var selected = MGlobal.activeSelectionList;
var it = new MItSelectionList(selected, MFn.Type.kMeshVertComponent);
MObject vertice = new MObject();
for (; !it.isDone; it.next())
{
var path = new MDagPath();
it.getDagPath(path, vertice);
MGlobal.displayInfo(path.fullPathName);
if (!vertice.isNull)
{
MItMeshVertex itvertex = new MItMeshVertex(path, vertice);
for (; !itvertex.isDone; itvertex.next())
{
int index = itvertex.index();
mesh.Vertices[index].Traits.SelectedFlag = 1;
}
}
}
TriMeshUtil.GroupVertice(mesh);
}
public override bool doRelease(M3dView view)
{
// Scale nodes on the selection list.
// Simple implementation that does not
// support undo.
MSelectionList list = new MSelectionList();
MGlobal.getActiveSelectionList(list);
MObject node = new MObject();
for (MItSelectionList iter = new MItSelectionList(list); !iter.isDone; iter.next())
{
iter.getDependNode(node);
MFnTransform xform;
try
{
xform = new MFnTransform(node);
}
catch (System.Exception)
{
continue;
}
double[] newScale = new double[3];
newScale[0] = mousePointGlName.x + 1;
newScale[1] = mousePointGlName.y + 1;
newScale[2] = mousePointGlName.z + 1;
xform.setScale(newScale);
}
return(true);
}
public void GetVerticeSelected()
{
var selected = MGlobal.activeSelectionList;
var it = new MItSelectionList(selected, MFn.Type.kMeshVertComponent);
MObject vertice = new MObject();
for (; !it.isDone; it.next())
{
var path = new MDagPath();
it.getDagPath(path, vertice);
MGlobal.displayInfo(path.fullPathName);
if (!vertice.isNull)
{
MItMeshVertex itvertex = new MItMeshVertex(path, vertice);
for (; !itvertex.isDone; itvertex.next())
{
int index = itvertex.index();
MGlobal.displayInfo(index.ToString() + "\n");
}
}
}
}
public static void CreateRelativeCurve(MSelectionList selected = null, ConstantValue.SampleType st = ConstantValue.SampleType.ObjectTrans, bool reOrder = true, bool closedArc = true, string ctlName = null)
{
if (selected == null)
{
selected = BasicFunc.GetSelectedList();
}
List <MVector> positions = new List <MVector>();
switch (st)
{
case ConstantValue.SampleType.Vert:
{
MItSelectionList it_selectionList = new MItSelectionList(selected);
MVector totalWeight = MVector.zero;
for (; !it_selectionList.isDone; it_selectionList.next())
{
MObject component = new MObject();
MDagPath item = new MDagPath();
it_selectionList.getDagPath(item, component);
MItMeshVertex it_verts = new MItMeshVertex(item, component);
for (; !it_verts.isDone; it_verts.next())
{
//Debug.Log(it_verts.index().ToString());
MPoint point = it_verts.position(MSpace.Space.kWorld);
MVector pos = new MVector(point.x, point.y, point.z);
//BasicFunc.CreateLocator(pos, "vert_" + it_verts.index());
positions.Add(pos);
totalWeight += pos;
}
}
break;
}
case ConstantValue.SampleType.Edge:
{
break;
}
case ConstantValue.SampleType.Poly:
{
break;
}
case ConstantValue.SampleType.ObjectTrans:
{
foreach (MDagPath dag in selected.DagPaths())
{
MFnTransform trans = new MFnTransform(dag);
positions.Add(trans.getTranslation(MSpace.Space.kWorld));
}
break;
}
}
if (ctlName == null)
{
ctlName = "samplerCurve_00";
}
CreateLoopCircleByPos(positions, reOrder, closedArc, ctlName);
}
public override void doIt(MArgList args)
{
MSelectionList list = new MSelectionList();
MGlobal.getActiveSelectionList(list);
iter = new MItSelectionList(list, MFn.Type.kInvalid);
redoIt();
}
public static void Select(MSelectionList list, bool selectInComponentMode = false)
{
MGlobal.setActiveSelectionList(list);
if (selectInComponentMode)
{
Debug.Log("select in component mode");
List <MSelectionList> facesListToAdd = new List <MSelectionList>();
MItSelectionList it_selectionList = new MItSelectionList(list);
Debug.Log("has components:" + it_selectionList.hasComponents);
for (; !it_selectionList.isDone; it_selectionList.next())
{
MObject component = new MObject();
MDagPath item = new MDagPath();
it_selectionList.getDagPath(item, component);
//Debug.Log(item.fullPathName + " has components:" + it_selectionList.hasComponents);
//List<int> selectedIndcies = new List<int>();
//MItMeshPolygon it_poly = new MItMeshPolygon(item, component);
if (!it_selectionList.hasComponents)
{
//Debug.Log("没有组件被选择,怀疑是一整个物体:" + item.fullPathName);
BasicFunc.SelectComponent(item.fullPathName, ConstantValue.PolySelectType.Facet, true);
facesListToAdd.Add(BasicFunc.GetSelectedList());
}
//else
//{
// Debug.Log("有组件被选择:" + it_poly.count());
//}
}
if (facesListToAdd.Count > 0)
{
MGlobal.setActiveSelectionList(list);
for (int i = 0; i < facesListToAdd.Count; i++)
{
MGlobal.setActiveSelectionList(facesListToAdd[i], MGlobal.ListAdjustment.kAddToList);
}
}
}
//bool hasDag = false;
//if (hasDag)
//{
// Debug.Log("has dag length:" + list.length);
// foreach (MDagPath dag in list.DagPaths())
// {
// Debug.Log(dag.fullPathName);
// }
// MGlobal.setActiveSelectionList(list);
//}
//else
//{
// Debug.Log("no dag but length:" + list.length);
// MGlobal.setActiveSelectionList(list);
//}
}
public override void doIt(MArgList args)
{
MSelectionList list = new MSelectionList();
MGlobal.getActiveSelectionList(list);
iter = new MItSelectionList(list, MFn.Type.kInvalid);
redoIt();
}
void parseArgs(MArgList args)
{
string arg = "";
MSelectionList list = new MSelectionList();
bool charNameUsed = false;
string charName;
const string charFlag = "-c";
const string charFlagLong = "-char";
for (uint i = 0; i < args.length; i++)
{
arg = args.asString(i);
if (arg == charFlag || arg == charFlagLong)
{
// get the char name
//
if (i == args.length - 1)
{
arg += ": must specify a character name";
throw new ArgumentException(arg, "args");
}
i++;
charName = args.asString(i);
list.add(charName);
charNameUsed = true;
}
else
{
arg += ": unknown argument";
throw new ArgumentException(arg, "args");
}
}
if (charNameUsed)
{
// get the character corresponding to the node name
//
MItSelectionList iter = new MItSelectionList(list);
for (; iter.isDone; iter.next())
{
MObject node = new MObject();
iter.getDependNode(node);
if (node.apiType == MFn.Type.kCharacter)
{
fCharacter = node;
break;
}
}
if (fCharacter.isNull)
{
throw new ApplicationException("Unable to get the character corresponding to the node name.");
}
}
}
void parseArgs(MArgList args)
{
string arg = "";
MSelectionList list = new MSelectionList();
bool charNameUsed = false;
string charName;
const string charFlag = "-c";
const string charFlagLong = "-char";
for (uint i = 0; i < args.length; i++)
{
arg = args.asString(i);
if (arg == charFlag || arg == charFlagLong)
{
// get the char name
//
if (i == args.length - 1)
{
arg += ": must specify a character name";
throw new ArgumentException(arg, "args");
}
i++;
charName = args.asString(i);
list.add(charName);
charNameUsed = true;
}
else
{
arg += ": unknown argument";
throw new ArgumentException(arg, "args");
}
}
if (charNameUsed)
{
// get the character corresponding to the node name
//
MItSelectionList iter = new MItSelectionList(list);
for (; iter.isDone; iter.next())
{
MObject node = new MObject();
iter.getDependNode(node);
if (node.apiType == MFn.Type.kCharacter)
{
fCharacter = node;
break;
}
}
if (fCharacter.isNull)
{
throw new ApplicationException("Unable to get the character corresponding to the node name.");
}
}
}
// Utility method
// Get the first item of the selection list
private static MDagPath GetFirstSelected()
{
var selected = MGlobal.activeSelectionList;
var it = new MItSelectionList(selected);
if (it.isDone)
{
return(null);
}
var path = new MDagPath();
it.getDagPath(path);
return(path);
}
public MObject GetFirstSelectedObject()
{
var selected = MGlobal.activeSelectionList;
var it = new MItSelectionList(selected);
if (it.isDone)
{
return(null);
}
var path = new MDagPath();
MObject mesh = new MObject();
it.getDagPath(path, mesh);
return(mesh);
}
// Switching to 3D preview
private void TabControl_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
e.Handled = true;
if (TabControl1.SelectedIndex == 1) // If the result view was selected
{
if (!ResultGrid.HasItems)
{
SearchButton_Click(null, null);
}
return;
}
if (TabControl1.SelectedIndex == 2) // If the 3D view was selected
{
ResetUpAxis();
ResetCamera();
ResetLights();
// Reset the model & transform(s)
this.model.Children.Clear();
//var selected = GetFirstSelected ();
//// The reason why there might not be a selection is if some tool isn't closed
//// and prevent the previous selection command from going through
//if ( selected != null ) {
// // If it's a mesh, display it
// if ( selected.node.apiTypeStr == "kMesh" ) {
// var mesh = new MFnMesh (selected);
// // This can take some time, so change the cursor
// using ( new CursorSwitcher (null) ) {
// model.Children.Add (MakeVisualModel (mesh));
// }
// }
//}
using (new CursorSwitcher(null)) {
_singleMeshPreviewed = MGlobal.activeSelectionList.length == 1;
MItSelectionList it = new MItSelectionList(MGlobal.activeSelectionList);
for ( ; !it.isDone; it.next())
{
MDagPath path = new MDagPath();
it.getDagPath(path);
if (path.node.apiTypeStr == "kMesh")
{
model.Children.Add(MakeVisualModel(path));
}
}
}
return;
}
}
/*!
* Callback that creates the manipulator if valid geometry is
* selected. Also removes the manipulator if no geometry is
* selected. Handles connecting the manipulator to multiply
* selected nodes.
*
* \param[in] data Pointer to the current context class.
*/
void updateManipulators()
{
deleteManipulators();
if (!validGeometrySelected())
{
return;
}
// Clear info
owner = null;
firstObjectSelected = MObject.kNullObj;
MSelectionList list = new MSelectionList();
MGlobal.getActiveSelectionList(list);
MItSelectionList iter = new MItSelectionList(list, MFn.Type.kInvalid);
string manipName = "lineManipContainerCSharp";
MObject manipObject = new MObject();
lineManipContainer manipulator = MPxManipContainer.newManipulator(manipName, manipObject) as lineManipContainer;
if (null != manipulator)
{
// Save state
owner = manipulator;
// Add the manipulator
addManipulator(manipObject);
//
for (; !iter.isDone; iter.next())
{
MObject dependNode = new MObject();
iter.getDependNode(dependNode);
MFnDependencyNode dependNodeFn = new MFnDependencyNode(dependNode);
// Connect the manipulator to the object in the selection list.
manipulator.connectToDependNode(dependNode);
//
if (MObject.kNullObj == firstObjectSelected)
{
firstObjectSelected = dependNode;
}
}
// Allow the manipulator to set initial state
setInitialState();
}
}
//! Ensure that valid geometry is selected
bool validGeometrySelected()
{
MSelectionList list = new MSelectionList();
MGlobal.getActiveSelectionList(list);
MItSelectionList iter = new MItSelectionList(list, MFn.Type.kInvalid);
for (; !iter.isDone; iter.next())
{
MObject dependNode = new MObject();
iter.getDependNode(dependNode);
if (dependNode.isNull || !dependNode.hasFn(MFn.Type.kTransform))
{
MGlobal.displayWarning("Object in selection list is not right type of node");
return(false);
}
MFnDependencyNode dependNodeFn = new MFnDependencyNode(dependNode);
MStringArray attributeNames = new MStringArray();
attributeNames.append("scaleX");
attributeNames.append("translateX");
int i;
for (i = 0; i < attributeNames.length; i++)
{
MPlug plug = dependNodeFn.findPlug(attributeNames[i]);
if (plug.isNull)
{
MGlobal.displayWarning("Object cannot be manipulated: " +
dependNodeFn.name);
return(false);
}
}
}
return(true);
}
public static void updateManipulators(RotateManipContext ctx)
{
if (ctx == null)
{
return;
}
ctx.deleteManipulators();
// Add the rotate manipulator to each selected object. This produces
// behavior different from the default rotate manipulator behavior. Here,
// a distinct rotate manipulator is attached to every object.
//
try
{
MSelectionList list = MGlobal.activeSelectionList;
MItSelectionList iter = new MItSelectionList(list, MFn.Type.kInvalid);
for (; !iter.isDone; iter.next())
{
// Make sure the selection list item is a depend node and has the
// required plugs before manipulating it.
//
MObject dependNode = new MObject();
iter.getDependNode(dependNode);
if (dependNode.isNull || !dependNode.hasFn(MFn.Type.kDependencyNode))
{
MGlobal.displayWarning("Object in selection list is not a depend node.");
continue;
}
MFnDependencyNode dependNodeFn = new MFnDependencyNode(dependNode);
try
{
/* MPlug rPlug = */
dependNodeFn.findPlug("rotate");
}
catch (System.Exception)
{
MGlobal.displayWarning("Object cannot be manipulated: " + dependNodeFn.name);
continue;
}
// Add manipulator to the selected object
//
MObject manipObject = new MObject();
exampleRotateManip manipulator;
try
{
manipulator = exampleRotateManip.newManipulator("exampleRotateManipCSharp", manipObject) as exampleRotateManip;
// Add the manipulator
//
ctx.addManipulator(manipObject);
// Connect the manipulator to the object in the selection list.
//
try
{
manipulator.connectToDependNode(dependNode);
}
catch (System.Exception)
{
MGlobal.displayWarning("Error connecting manipulator to object: " + dependNodeFn.name);
}
}
catch (System.Exception)
{
}
}
}
catch (System.Exception)
{
}
}
public static void updateManipulators(RotateManipContext ctx)
{
if (ctx == null)
return;
ctx.deleteManipulators();
// Add the rotate manipulator to each selected object. This produces
// behavior different from the default rotate manipulator behavior. Here,
// a distinct rotate manipulator is attached to every object.
//
try
{
MSelectionList list = MGlobal.activeSelectionList;
MItSelectionList iter = new MItSelectionList(list, MFn.Type.kInvalid);
for (; !iter.isDone; iter.next())
{
// Make sure the selection list item is a depend node and has the
// required plugs before manipulating it.
//
MObject dependNode = new MObject();
iter.getDependNode(dependNode);
if (dependNode.isNull || !dependNode.hasFn(MFn.Type.kDependencyNode))
{
MGlobal.displayWarning("Object in selection list is not a depend node.");
continue;
}
MFnDependencyNode dependNodeFn = new MFnDependencyNode(dependNode);
try
{
/* MPlug rPlug = */
dependNodeFn.findPlug("rotate");
}
catch (System.Exception)
{
MGlobal.displayWarning("Object cannot be manipulated: " + dependNodeFn.name);
continue;
}
// Add manipulator to the selected object
//
MObject manipObject = new MObject();
exampleRotateManip manipulator;
try
{
manipulator = exampleRotateManip.newManipulator("exampleRotateManipCSharp", manipObject) as exampleRotateManip;
// Add the manipulator
//
ctx.addManipulator(manipObject);
// Connect the manipulator to the object in the selection list.
//
try
{
manipulator.connectToDependNode(dependNode);
}
catch (System.Exception)
{
MGlobal.displayWarning("Error connecting manipulator to object: " + dependNodeFn.name);
}
}
catch (System.Exception)
{
}
}
}
catch (System.Exception)
{
}
}
/*!
Callback that creates the manipulator if valid geometry is
selected. Also removes the manipulator if no geometry is
selected. Handles connecting the manipulator to multiply
selected nodes.
\param[in] data Pointer to the current context class.
*/
void updateManipulators()
{
deleteManipulators();
if ( ! validGeometrySelected() )
{
return;
}
// Clear info
owner = null;
firstObjectSelected = MObject.kNullObj;
MSelectionList list = new MSelectionList();
MGlobal.getActiveSelectionList(list);
MItSelectionList iter = new MItSelectionList(list, MFn.Type.kInvalid);
string manipName = "lineManipContainerCSharp";
MObject manipObject = new MObject();
lineManipContainer manipulator = MPxManipContainer.newManipulator(manipName, manipObject) as lineManipContainer;
if (null != manipulator)
{
// Save state
owner = manipulator;
// Add the manipulator
addManipulator(manipObject);
//
for (; !iter.isDone; iter.next())
{
MObject dependNode = new MObject();
iter.getDependNode(dependNode);
MFnDependencyNode dependNodeFn = new MFnDependencyNode(dependNode);
// Connect the manipulator to the object in the selection list.
manipulator.connectToDependNode(dependNode);
//
if (MObject.kNullObj == firstObjectSelected)
{
firstObjectSelected = dependNode;
}
}
// Allow the manipulator to set initial state
setInitialState();
}
}
//! Ensure that valid geometry is selected
bool validGeometrySelected()
{
MSelectionList list = new MSelectionList();
MGlobal.getActiveSelectionList(list);
MItSelectionList iter = new MItSelectionList(list, MFn.Type.kInvalid);
for (; !iter.isDone; iter.next())
{
MObject dependNode = new MObject();
iter.getDependNode(dependNode);
if (dependNode.isNull || !dependNode.hasFn(MFn.Type.kTransform))
{
MGlobal.displayWarning("Object in selection list is not right type of node");
return false;
}
MFnDependencyNode dependNodeFn = new MFnDependencyNode(dependNode);
MStringArray attributeNames = new MStringArray();
attributeNames.append("scaleX");
attributeNames.append("translateX");
int i;
for ( i = 0; i < attributeNames.length; i++ )
{
MPlug plug = dependNodeFn.findPlug(attributeNames[i]);
if ( plug.isNull )
{
MGlobal.displayWarning("Object cannot be manipulated: " +
dependNodeFn.name);
return false;
}
}
}
return true;
}
public int[] SetFromSelection(MSelectionList selected = null)
{
selectedIndicesList.Clear();
if (selected == null)
{
//
selected = BasicFunc.GetSelectedList();
}
//List<MVector> positions = new List<MVector>();
MItSelectionList it_selectionList = new MItSelectionList(selected);
for (; !it_selectionList.isDone; it_selectionList.next())
{
MObject component = new MObject();
MDagPath item = new MDagPath();
it_selectionList.getDagPath(item, component);
List <int> selectedIndcies = new List <int>();
Action <int> xx = (indice) => { selectedIndcies.Add(indice); };
switch (selectType)
{
case SelectType.Edge:
{
MItMeshEdge it_edges = new MItMeshEdge(item, component);
for (; !it_edges.isDone; it_edges.next())
{
selectedIndcies.Add(it_edges.index(0));
selectedIndcies.Add(it_edges.index(1));
}
break;
}
case SelectType.Face:
{
MItMeshPolygon it_poly = new MItMeshPolygon(item, component);
for (; !it_poly.isDone; it_poly.next())
{
selectedIndcies.Add((int)it_poly.index());
}
break;
}
case SelectType.Vert:
{
MItMeshVertex it_verts = new MItMeshVertex(item, component);
for (; !it_verts.isDone; it_verts.next())
{
selectedIndcies.Add(it_verts.index());
}
break;
}
}
selectedIndicesList.Add(selectedIndcies.ToArray());
}
int[] resultCount = new int[selectedIndicesList.Count];
for (int i = 0; i < resultCount.Length; i++)
{
resultCount[i] = selectedIndicesList[i].Length;
}
return(resultCount);
}
// Utility method
// Get the first item of the selection list
private static MDagPath GetFirstSelected()
{
var selected = MGlobal.activeSelectionList;
var it = new MItSelectionList(selected);
if (it.isDone) return null;
var path = new MDagPath();
it.getDagPath(path);
return path;
}
// Switching to 3D preview
private void TabControl_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
e.Handled =true ;
if ( TabControl1.SelectedIndex == 1 ) { // If the result view was selected
if ( !ResultGrid.HasItems )
SearchButton_Click (null, null) ;
return ;
}
if ( TabControl1.SelectedIndex == 2 ) { // If the 3D view was selected
ResetUpAxis () ;
ResetCamera () ;
ResetLights () ;
// Reset the model & transform(s)
this.model.Children.Clear () ;
//var selected = GetFirstSelected ();
//// The reason why there might not be a selection is if some tool isn't closed
//// and prevent the previous selection command from going through
//if ( selected != null ) {
// // If it's a mesh, display it
// if ( selected.node.apiTypeStr == "kMesh" ) {
// var mesh = new MFnMesh (selected);
// // This can take some time, so change the cursor
// using ( new CursorSwitcher (null) ) {
// model.Children.Add (MakeVisualModel (mesh));
// }
// }
//}
using ( new CursorSwitcher (null) ) {
_singleMeshPreviewed =MGlobal.activeSelectionList.length == 1 ;
MItSelectionList it =new MItSelectionList (MGlobal.activeSelectionList) ;
for ( ; !it.isDone ; it.next () ) {
MDagPath path =new MDagPath () ;
it.getDagPath (path) ;
if ( path.node.apiTypeStr == "kMesh" )
model.Children.Add (MakeVisualModel (path)) ;
}
}
return ;
}
}
public void UpdateMeshSelection(TriMesh mesh)
{
var selected = MGlobal.activeSelectionList;
var it = new MItSelectionList(selected, MFn.Type.kMeshVertComponent);
MObject vertice = new MObject();
for (; !it.isDone; it.next())
{
var path = new MDagPath();
it.getDagPath(path, vertice);
MGlobal.displayInfo(path.fullPathName);
if (!vertice.isNull)
{
MItMeshVertex itvertex = new MItMeshVertex(path, vertice);
for (; !itvertex.isDone; itvertex.next())
{
int index = itvertex.index();
mesh.Vertices[index].Traits.SelectedFlag = 1;
}
}
}
TriMeshUtil.GroupVertice(mesh);
}
public void GetVerticeSelected()
{
var selected = MGlobal.activeSelectionList;
var it = new MItSelectionList(selected,MFn.Type.kMeshVertComponent);
MObject vertice=new MObject();
for(; !it.isDone; it.next())
{
var path = new MDagPath();
it.getDagPath(path,vertice);
MGlobal.displayInfo(path.fullPathName);
if (!vertice.isNull)
{
MItMeshVertex itvertex = new MItMeshVertex(path, vertice);
for (; !itvertex.isDone; itvertex.next())
{
int index= itvertex.index();
MGlobal.displayInfo(index.ToString()+"\n");
}
}
}
}
public override void doIt(MArgList args)
{
MSelectionList list = new MSelectionList();
if ( args.length > 0 ) {
// Arg list is > 0 so use objects that were passes in
//
uint last = args.length;
for ( uint i = 0; i < last; i++ ) {
// Attempt to find all of the objects matched
// by the string and add them to the list
//
string argStr = args.asString(i);
list.add(argStr);
}
} else {
// Get arguments from Maya's selection list.
MGlobal.getActiveSelectionList(list);
}
MObject node = new MObject();
MObjectArray nodePath = new MObjectArray();
MFnDependencyNode nodeFn = new MFnDependencyNode();
MFnDependencyNode dgNodeFnSet = new MFnDependencyNode();
for (MItSelectionList iter = new MItSelectionList(list); !iter.isDone; iter.next()) {
iter.getDependNode(node);
//
// The following code shows how to navigate the DG manually without
// using an iterator. First, find the attribute that you are
// interested. Then connect a plug to it and see where the plug
// connected to. Once you get all the connections, you can choose
// which route you want to go.
//
// In here, we wanted to get to the nodes that instObjGroups connected
// to since we know that the shadingEngine connects to the instObjGroup
// attribute.
//
nodeFn.setObject( node );
MObject iogAttr = null;
try {
iogAttr = nodeFn.attribute("instObjGroups");
} catch (Exception) {
MGlobal.displayInfo(nodeFn.name + ": is not a renderable object, skipping");
continue;
}
MPlug iogPlug = new MPlug(node, iogAttr);
MPlugArray iogConnections = new MPlugArray();
//
// instObjGroups is a multi attribute. In this example, just the
// first connection will be tried.
//
if (!iogPlug.elementByLogicalIndex(0).connectedTo(iogConnections, false, true)) {
MGlobal.displayInfo(nodeFn.name + ": is not in a shading group, skipping");
continue;
}
//
// Now we would like to traverse the DG starting from the shadingEngine
// since most likely all file texture nodes will be found. Note the
// filter used to initialize the DG iterator. There are lots of filter
// type available in MF.Type that you can choose to suite your needs.
//
bool foundATexture = false;
for ( int i=0; i < iogConnections.length; i++ ) {
MObject currentNode = iogConnections[i].node;
//
// Note that upon initialization, the current pointer of the
// iterator already points to the first valid node.
//
MItDependencyGraph dgIt = new MItDependencyGraph(currentNode,
MFn.Type.kFileTexture,
MItDependencyGraph.Direction.kUpstream,
MItDependencyGraph.Traversal.kBreadthFirst,
MItDependencyGraph.Level.kNodeLevel);
if (dgIt == null)
{
continue;
}
dgIt.disablePruningOnFilter();
for ( ; !dgIt.isDone; dgIt.next() ) {
MObject thisNode = dgIt.thisNode();
dgNodeFnSet.setObject(thisNode);
try {
dgIt.getNodePath(nodePath);
} catch (Exception) {
MGlobal.displayInfo("getNodePath");
continue;
}
//
// append the starting node.
//
nodePath.append(node);
dumpInfo( thisNode, dgNodeFnSet, nodePath );
foundATexture = true;
}
}
if ( !foundATexture ) {
MGlobal.displayInfo(nodeFn.name + ": is not connected to a file texture");
}
}
return;
}
public MObject GetFirstSelectedObject()
{
var selected = MGlobal.activeSelectionList;
var it = new MItSelectionList(selected);
if (it.isDone) return null;
var path = new MDagPath();
MObject mesh=new MObject();
it.getDagPath(path, mesh);
return mesh;
}
public override void doIt(MArgList args)
{
MSelectionList list = new MSelectionList();
if (args.length > 0)
{
// Arg list is > 0 so use objects that were passes in
//
uint last = args.length;
for (uint i = 0; i < last; i++)
{
// Attempt to find all of the objects matched
// by the string and add them to the list
//
string argStr = args.asString(i);
list.add(argStr);
}
}
else
{
// Get arguments from Maya's selection list.
MGlobal.getActiveSelectionList(list);
}
MObject node = new MObject();
MObjectArray nodePath = new MObjectArray();
MFnDependencyNode nodeFn = new MFnDependencyNode();
MFnDependencyNode dgNodeFnSet = new MFnDependencyNode();
for (MItSelectionList iter = new MItSelectionList(list); !iter.isDone; iter.next())
{
iter.getDependNode(node);
//
// The following code shows how to navigate the DG manually without
// using an iterator. First, find the attribute that you are
// interested. Then connect a plug to it and see where the plug
// connected to. Once you get all the connections, you can choose
// which route you want to go.
//
// In here, we wanted to get to the nodes that instObjGroups connected
// to since we know that the shadingEngine connects to the instObjGroup
// attribute.
//
nodeFn.setObject(node);
MObject iogAttr = null;
try {
iogAttr = nodeFn.attribute("instObjGroups");
} catch (Exception) {
MGlobal.displayInfo(nodeFn.name + ": is not a renderable object, skipping");
continue;
}
MPlug iogPlug = new MPlug(node, iogAttr);
MPlugArray iogConnections = new MPlugArray();
//
// instObjGroups is a multi attribute. In this example, just the
// first connection will be tried.
//
if (!iogPlug.elementByLogicalIndex(0).connectedTo(iogConnections, false, true))
{
MGlobal.displayInfo(nodeFn.name + ": is not in a shading group, skipping");
continue;
}
//
// Now we would like to traverse the DG starting from the shadingEngine
// since most likely all file texture nodes will be found. Note the
// filter used to initialize the DG iterator. There are lots of filter
// type available in MF.Type that you can choose to suite your needs.
//
bool foundATexture = false;
for (int i = 0; i < iogConnections.length; i++)
{
MObject currentNode = iogConnections[i].node;
//
// Note that upon initialization, the current pointer of the
// iterator already points to the first valid node.
//
MItDependencyGraph dgIt = new MItDependencyGraph(currentNode,
MFn.Type.kFileTexture,
MItDependencyGraph.Direction.kUpstream,
MItDependencyGraph.Traversal.kBreadthFirst,
MItDependencyGraph.Level.kNodeLevel);
if (dgIt == null)
{
continue;
}
dgIt.disablePruningOnFilter();
for ( ; !dgIt.isDone; dgIt.next())
{
MObject thisNode = dgIt.thisNode();
dgNodeFnSet.setObject(thisNode);
try {
dgIt.getNodePath(nodePath);
} catch (Exception) {
MGlobal.displayInfo("getNodePath");
continue;
}
//
// append the starting node.
//
nodePath.append(node);
dumpInfo(thisNode, dgNodeFnSet, nodePath);
foundATexture = true;
}
}
if (!foundATexture)
{
MGlobal.displayInfo(nodeFn.name + ": is not connected to a file texture");
}
}
return;
}
public static StaticObject Create()
{
MDagPath meshDagPath = new MDagPath();
MItSelectionList selectionIterator = MayaHelper.GetActiveSelectionListIterator(MFn.Type.kMesh);
selectionIterator.getDagPath(meshDagPath);
MFnMesh mesh = new MFnMesh(meshDagPath);
selectionIterator.next();
if (!selectionIterator.isDone)
{
MGlobal.displayError("StaticObject:Create - More than 1 mesh is selected");
throw new Exception("StaticObject:Create - More than 1 mesh is selected");
}
if (!mesh.IsTriangulated())
{
MGlobal.displayError("StaticObject:Create - Mesh isn't triangulated");
throw new Exception("StaticObject:Create - Mesh isn't triangulated");
}
if (mesh.ContainsHoles())
{
MGlobal.displayError("StaticObject:Create - Mesh Contains holes");
throw new Exception("StaticObject:Create - Mesh Contains holes");
}
MayaMeshData meshData = mesh.GetMeshData();
Dictionary <int, string> shaderNames = new Dictionary <int, string>();
List <StaticObjectFace> faces = new List <StaticObjectFace>();
//Build Shader Name map
for (int i = 0; i < meshData.ShaderIndices.Count; i++)
{
int shaderIndex = meshData.ShaderIndices[i];
if (!shaderNames.ContainsKey(shaderIndex))
{
MPlug shaderPlug = new MFnDependencyNode(meshData.Shaders[shaderIndex]).findPlug("surfaceShader");
MPlugArray plugArray = new MPlugArray();
shaderPlug.connectedTo(plugArray, true, false);
MFnDependencyNode material = new MFnDependencyNode(shaderPlug[0].node);
shaderNames.Add(shaderIndex, material.name);
}
}
//Construct faces
int currentIndex = 0;
for (int polygonIndex = 0; polygonIndex < mesh.numPolygons; polygonIndex++)
{
int shaderIndex = meshData.ShaderIndices[polygonIndex];
uint[] faceIndices =
{
(uint)meshData.TriangleVertices[currentIndex],
(uint)meshData.TriangleVertices[currentIndex + 1],
(uint)meshData.TriangleVertices[currentIndex + 2]
};
Vector2[] uvs =
{
new Vector2(meshData.UArray[currentIndex], 1 - meshData.VArray[currentIndex]),
new Vector2(meshData.UArray[currentIndex + 1], 1 - meshData.VArray[currentIndex + 1]),
new Vector2(meshData.UArray[currentIndex + 2], 1 - meshData.VArray[currentIndex + 2])
};
faces.Add(new StaticObjectFace(faceIndices, shaderNames[shaderIndex], uvs));
currentIndex += 3;
}
return(new StaticObject(CreateSubmeshes(meshData.VertexArray.ToVector3List(), new List <ColorRGBA4B>(), faces)));
}
/// <summary>
/// Export to file
/// </summary>
/// <param name="outputDirectory">The directory to store the generated files</param>
/// <param name="outputFileName">The filename to use for the generated files</param>
/// <param name="outputFormat">The format to use for the generated files</param>
/// <param name="generateManifest">Specifies if a manifest file should be generated</param>
/// <param name="onlySelected">Specifies if only the selected objects should be exported</param>
/// <param name="autoSaveMayaFile">Specifies if the Maya scene should be auto-saved</param>
/// <param name="exportHiddenObjects">Specifies if hidden objects should be exported</param>
/// <param name="copyTexturesToOutput">Specifies if textures should be copied to the output directory</param>
/// <param name="optimizeVertices">Specifies if vertices should be optimized on export</param>
/// <param name="exportTangents">Specifies if tangents should be exported</param>
/// <param name="scaleFactor">Scales the scene by this factor</param>
/// <param name="exportSkin">Specifies if skins should be exported</param>
/// <param name="quality">The texture quality</param>
/// <param name="dracoCompression">Specifies if draco compression should be used</param>
/// <param name="exportMorphNormal">Specifies if normals should be exported for morph targets</param>
/// <param name="exportMorphTangent">Specifies if tangents should be exported for morph targets</param>
/// <param name="exportKHRLightsPunctual">Specifies if the KHR_lights_punctual extension should be enabled</param>
/// <param name="exportKHRTextureTransform">Specifies if the KHR_texture_transform extension should be enabled</param>
/// <param name="bakeAnimationFrames">Specifies if animations should be exporting keyframes directly or should manually bake out animations frame by frame</param>
public void Export(ExportParameters exportParameters)
{
this.exportParameters = exportParameters;
// Check if the animation is running
MGlobal.executeCommand("play -q - state", out int isPlayed);
if (isPlayed == 1)
{
RaiseError("Stop the animation before exporting.");
return;
}
RaiseMessage("Export started", Color.Blue);
var progression = 0.0f;
ReportProgressChanged(progression);
// Store export options
this.isBabylonExported = exportParameters.outputFormat == "babylon" || exportParameters.outputFormat == "binary babylon";
var outputBabylonDirectory = Path.GetDirectoryName(exportParameters.outputPath);
// Check directory exists
if (!Directory.Exists(outputBabylonDirectory))
{
RaiseError("Export stopped: Output folder does not exist");
ReportProgressChanged(100);
return;
}
var watch = new Stopwatch();
watch.Start();
var babylonScene = new BabylonScene(outputBabylonDirectory);
// Save scene
if (exportParameters.autoSaveSceneFile)
{
RaiseMessage("Saving Maya file");
// Query expand file name
string fileName = MGlobal.executeCommandStringResult($@"file -q -exn;");
// If scene has already been saved previously
if (fileName.EndsWith(".ma") || fileName.EndsWith(".mb"))
{
// Name is already specified and this line will not fail
MFileIO.save();
}
else
{
// Open SaveAs dialog window
MGlobal.executeCommand($@"fileDialog2;");
}
}
// Force output file extension to be babylon
var outputFileName = Path.ChangeExtension(Path.GetFileName(exportParameters.outputPath), "babylon");
// Store selected nodes
MSelectionList selectedNodes = new MSelectionList();
MGlobal.getActiveSelectionList(selectedNodes);
selectedNodeFullPaths = new List <string>();
MItSelectionList mItSelectionList = new MItSelectionList(selectedNodes);
while (!mItSelectionList.isDone)
{
MDagPath mDagPath = new MDagPath();
try
{
mItSelectionList.getDagPath(mDagPath);
selectedNodeFullPaths.Add(mDagPath.fullPathName);
} catch
{
// selected object is not a DAG object
// fail silently
}
mItSelectionList.next();
}
if (selectedNodeFullPaths.Count > 0)
{
RaiseMessage("Selected nodes full path");
foreach (string selectedNodeFullPath in selectedNodeFullPaths)
{
RaiseMessage(selectedNodeFullPath, 1);
}
}
// Producer
babylonScene.producer = new BabylonProducer
{
name = "Maya",
version = "2018",
exporter_version = exporterVersion,
file = outputFileName
};
// Global
babylonScene.autoClear = true;
// TODO - Retreive colors from Maya
//babylonScene.clearColor = Loader.Core.GetBackGround(0, Tools.Forever).ToArray();
//babylonScene.ambientColor = Loader.Core.GetAmbient(0, Tools.Forever).ToArray();
babylonScene.TimelineStartFrame = Loader.GetMinTime();
babylonScene.TimelineEndFrame = Loader.GetMaxTime();
babylonScene.TimelineFramesPerSecond = Loader.GetFPS();
// TODO - Add custom properties
_exportQuaternionsInsteadOfEulers = true;
PrintDAG(true);
PrintDAG(false);
// Store the current frame. It can be change to find a proper one for the node/bone export
double currentTime = Loader.GetCurrentTime();
// --------------------
// ------ Nodes -------
// --------------------
RaiseMessage("Exporting nodes");
// It makes each morph target manager export starts from id = 0.
BabylonMorphTargetManager.Reset();
// Clear materials
referencedMaterials.Clear();
multiMaterials.Clear();
// Get all nodes
var dagIterator = new MItDag(MItDag.TraversalType.kDepthFirst, MFn.Type.kTransform);
List <MDagPath> nodes = new List <MDagPath>();
while (!dagIterator.isDone)
{
MDagPath mDagPath = new MDagPath();
dagIterator.getPath(mDagPath);
// Check if one of its descendant (direct or not) is a mesh/camera/light/locator
if (isNodeRelevantToExportRec(mDagPath)
// Ensure it's not one of the default cameras used as viewports in Maya
&& defaultCameraNames.Contains(mDagPath.partialPathName) == false)
{
nodes.Add(mDagPath);
}
else
{
// Skip descendants
dagIterator.prune();
}
dagIterator.next();
}
// Export all nodes
var progressionStep = 100.0f / nodes.Count;
foreach (MDagPath mDagPath in nodes)
{
BabylonNode babylonNode = null;
try
{
switch (getApiTypeOfDirectDescendants(mDagPath))
{
case MFn.Type.kMesh:
babylonNode = ExportMesh(mDagPath, babylonScene);
break;
case MFn.Type.kCamera:
babylonNode = ExportCamera(mDagPath, babylonScene);
break;
case MFn.Type.kLight: // Lights api type are actually kPointLight, kSpotLight...
babylonNode = ExportLight(mDagPath, babylonScene);
break;
case MFn.Type.kLocator: // Camera target
babylonNode = ExportDummy(mDagPath, babylonScene);
break;
}
}
catch (Exception e)
{
this.RaiseWarning(String.Format("Exception raised during export. Node will be exported as dummy node. \r\nMessage: \r\n{0} \r\n{1}", e.Message, e.InnerException), 2);
}
// If node is not exported successfully
if (babylonNode == null)
{
// Create a dummy (empty mesh)
babylonNode = ExportDummy(mDagPath, babylonScene);
}
;
// Update progress bar
progression += progressionStep;
ReportProgressChanged(progression);
CheckCancelled();
}
RaiseMessage(string.Format("Total meshes: {0}", babylonScene.MeshesList.Count), Color.Gray, 1);
// if nothing is enlightened, exclude all meshes
foreach (BabylonLight light in babylonScene.LightsList)
{
if (light.includedOnlyMeshesIds.Length == 0)
{
light.excludedMeshesIds = babylonScene.MeshesList.Select(m => m.id).ToArray();
}
}
/*
* Switch coordinate system at global level
*
* Add a root node with negative scaling
* Pros - It's safer to use a root node
* Cons - It's cleaner to switch at object level (as it is done now)
* Use root node method when you want to be 100% sure of the output
* Don't forget to also inverse winding order of mesh indices
*/
//// Switch from right to left handed coordinate system
//MUuid mUuid = new MUuid();
//mUuid.generate();
//var rootNode = new BabylonMesh
//{
// name = "root",
// id = mUuid.asString(),
// scaling = new float[] { 1, 1, -1 }
//};
//foreach(var babylonMesh in babylonScene.MeshesList)
//{
// // Add root meshes as child to root node
// if (babylonMesh.parentId == null)
// {
// babylonMesh.parentId = rootNode.id;
// }
//}
//babylonScene.MeshesList.Add(rootNode);
// Main camera
BabylonCamera babylonMainCamera = null;
if (babylonScene.CamerasList.Count > 0)
{
// Set first camera as main one
babylonMainCamera = babylonScene.CamerasList[0];
babylonScene.activeCameraID = babylonMainCamera.id;
RaiseMessage("Active camera set to " + babylonMainCamera.name, Color.Green, 1, true);
}
if (babylonMainCamera == null)
{
RaiseWarning("No camera defined", 1);
}
else
{
RaiseMessage(string.Format("Total cameras: {0}", babylonScene.CamerasList.Count), Color.Gray, 1);
}
// Default light
if (!exportParameters.pbrNoLight && babylonScene.LightsList.Count == 0)
{
RaiseWarning("No light defined", 1);
RaiseWarning("A default ambient light was added for your convenience", 1);
ExportDefaultLight(babylonScene);
}
else
{
RaiseMessage(string.Format("Total lights: {0}", babylonScene.LightsList.Count), Color.Gray, 1);
}
var sceneScaleFactor = exportParameters.scaleFactor;
if (exportParameters.scaleFactor != 1.0f)
{
RaiseMessage(String.Format("A root node is added to globally scale the scene by {0}", sceneScaleFactor), 1);
// Create root node for scaling
BabylonMesh rootNode = new BabylonMesh {
name = "root", id = Tools.GenerateUUID()
};
rootNode.isDummy = true;
float rootNodeScale = sceneScaleFactor;
rootNode.scaling = new float[3] {
rootNodeScale, rootNodeScale, rootNodeScale
};
if (ExportQuaternionsInsteadOfEulers)
{
rootNode.rotationQuaternion = new float[] { 0, 0, 0, 1 };
}
else
{
rootNode.rotation = new float[] { 0, 0, 0 };
}
// Update all top nodes
var babylonNodes = new List <BabylonNode>();
babylonNodes.AddRange(babylonScene.MeshesList);
babylonNodes.AddRange(babylonScene.CamerasList);
babylonNodes.AddRange(babylonScene.LightsList);
foreach (BabylonNode babylonNode in babylonNodes)
{
if (babylonNode.parentId == null)
{
babylonNode.parentId = rootNode.id;
}
}
// Store root node
babylonScene.MeshesList.Add(rootNode);
}
// --------------------
// ----- Materials ----
// --------------------
RaiseMessage("Exporting materials");
GenerateMaterialDuplicationDatas(babylonScene);
foreach (var mat in referencedMaterials)
{
ExportMaterial(mat, babylonScene, exportParameters.pbrFull);
CheckCancelled();
}
foreach (var mat in multiMaterials)
{
ExportMultiMaterial(mat.Key, mat.Value, babylonScene, exportParameters.pbrFull);
CheckCancelled();
}
UpdateMeshesMaterialId(babylonScene);
RaiseMessage(string.Format("Total: {0}", babylonScene.MaterialsList.Count + babylonScene.MultiMaterialsList.Count), Color.Gray, 1);
// Export skeletons
if (exportParameters.exportSkins && skins.Count > 0)
{
progressSkin = 0;
progressSkinStep = 100 / skins.Count;
ReportProgressChanged(progressSkin);
RaiseMessage("Exporting skeletons");
foreach (var skin in skins)
{
ExportSkin(skin, babylonScene);
}
}
// set back the frame
Loader.SetCurrentTime(currentTime);
// ----------------------------
// ----- Animation groups -----
// ----------------------------
RaiseMessage("Export animation groups");
// add animation groups to the scene
babylonScene.animationGroups = ExportAnimationGroups(babylonScene);
if (isBabylonExported)
{
// if we are exporting to .Babylon then remove then remove animations from nodes if there are animation groups.
if (babylonScene.animationGroups.Count > 0)
{
// add animations of each nodes in the animGroup
List <BabylonNode> babylonNodes = new List <BabylonNode>();
babylonNodes.AddRange(babylonScene.MeshesList);
babylonNodes.AddRange(babylonScene.CamerasList);
babylonNodes.AddRange(babylonScene.LightsList);
foreach (BabylonNode node in babylonNodes)
{
node.animations = null;
}
foreach (BabylonSkeleton skel in babylonScene.SkeletonsList)
{
foreach (BabylonBone bone in skel.bones)
{
bone.animation = null;
}
}
}
// setup a default skybox for the scene for .Babylon export.
var sourcePath = exportParameters.pbrEnvironment;
if (!string.IsNullOrEmpty(sourcePath))
{
babylonScene.createDefaultSkybox = exportParameters.createDefaultSkybox;
var fileName = Path.GetFileName(sourcePath);
// Allow only dds file format
if (!fileName.EndsWith(".dds"))
{
RaiseWarning("Failed to export defauenvironment texture: only .dds format is supported.");
}
else
{
RaiseMessage($"texture id = Max_Babylon_Default_Environment");
babylonScene.environmentTexture = fileName;
if (exportParameters.writeTextures)
{
try
{
var destPath = Path.Combine(babylonScene.OutputPath, fileName);
if (File.Exists(sourcePath) && sourcePath != destPath)
{
File.Copy(sourcePath, destPath, true);
}
}
catch
{
// silently fails
RaiseMessage($"Fail to export the default env texture", 3);
}
}
}
}
}
// Output
babylonScene.Prepare(false, false);
if (isBabylonExported)
{
Write(babylonScene, outputBabylonDirectory, outputFileName, exportParameters.outputFormat, exportParameters.generateManifest);
}
ReportProgressChanged(100);
// Export glTF
if (exportParameters.outputFormat == "gltf" || exportParameters.outputFormat == "glb")
{
bool generateBinary = exportParameters.outputFormat == "glb";
GLTFExporter gltfExporter = new GLTFExporter();
gltfExporter.ExportGltf(this.exportParameters, babylonScene, outputBabylonDirectory, outputFileName, generateBinary, this);
}
watch.Stop();
RaiseMessage(string.Format("Export done in {0:0.00}s", watch.ElapsedMilliseconds / 1000.0), Color.Blue);
}
public override bool doRelease(M3dView view)
{
// Scale nodes on the selection list.
// Simple implementation that does not
// support undo.
MSelectionList list = new MSelectionList();
MGlobal.getActiveSelectionList(list);
MObject node = new MObject();
for (MItSelectionList iter = new MItSelectionList(list); !iter.isDone; iter.next())
{
iter.getDependNode(node);
MFnTransform xform;
try
{
xform = new MFnTransform(node);
}
catch (System.Exception)
{
continue;
}
double[] newScale = new double[3];
newScale[0] = mousePointGlName.x + 1;
newScale[1] = mousePointGlName.y + 1;
newScale[2] = mousePointGlName.z + 1;
xform.setScale(newScale);
}
return true;
}
public void Export(string outputDirectory, string outputFileName, string outputFormat, bool generateManifest,
bool onlySelected, bool autoSaveMayaFile, bool exportHiddenObjects, bool copyTexturesToOutput,
bool optimizeVertices, bool exportTangents, string scaleFactor, bool exportSkin)
{
// Chekc if the animation is running
MGlobal.executeCommand("play -q - state", out int isPlayed);
if (isPlayed == 1)
{
RaiseError("Stop the animation before exporting.");
return;
}
// Check input text is valid
var scaleFactorFloat = 1.0f;
try
{
scaleFactor = scaleFactor.Replace(".", System.Globalization.NumberFormatInfo.CurrentInfo.NumberDecimalSeparator);
scaleFactor = scaleFactor.Replace(",", System.Globalization.NumberFormatInfo.CurrentInfo.NumberDecimalSeparator);
scaleFactorFloat = float.Parse(scaleFactor);
}
catch
{
RaiseError("Scale factor is not a valid number.");
return;
}
RaiseMessage("Exportation started", Color.Blue);
var progression = 0.0f;
ReportProgressChanged(progression);
// Store export options
_onlySelected = onlySelected;
_exportHiddenObjects = exportHiddenObjects;
_optimizeVertices = optimizeVertices;
_exportTangents = exportTangents;
CopyTexturesToOutput = copyTexturesToOutput;
isBabylonExported = outputFormat == "babylon" || outputFormat == "binary babylon";
_exportSkin = exportSkin;
// Check directory exists
if (!Directory.Exists(outputDirectory))
{
RaiseError("Exportation stopped: Output folder does not exist");
ReportProgressChanged(100);
return;
}
var watch = new Stopwatch();
watch.Start();
var outputBabylonDirectory = outputDirectory;
var babylonScene = new BabylonScene(outputBabylonDirectory);
// Save scene
if (autoSaveMayaFile)
{
RaiseMessage("Saving Maya file");
// Query expand file name
string fileName = MGlobal.executeCommandStringResult($@"file -q -exn;");
// If scene has already been saved previously
if (fileName.EndsWith(".ma") || fileName.EndsWith(".mb"))
{
// Name is already specified and this line will not fail
MFileIO.save();
}
else
{
// Open SaveAs dialog window
MGlobal.executeCommand($@"fileDialog2;");
}
}
// Force output file extension to be babylon
outputFileName = Path.ChangeExtension(outputFileName, "babylon");
// Store selected nodes
MSelectionList selectedNodes = new MSelectionList();
MGlobal.getActiveSelectionList(selectedNodes);
selectedNodeFullPaths = new List <string>();
MItSelectionList mItSelectionList = new MItSelectionList(selectedNodes);
while (!mItSelectionList.isDone)
{
MDagPath mDagPath = new MDagPath();
try
{
mItSelectionList.getDagPath(mDagPath);
selectedNodeFullPaths.Add(mDagPath.fullPathName);
} catch
{
// selected object is not a DAG object
// fail silently
}
mItSelectionList.next();
}
if (selectedNodeFullPaths.Count > 0)
{
RaiseMessage("Selected nodes full path");
foreach (string selectedNodeFullPath in selectedNodeFullPaths)
{
RaiseMessage(selectedNodeFullPath, 1);
}
}
// Producer
babylonScene.producer = new BabylonProducer
{
name = "Maya",
version = "2018",
exporter_version = exporterVersion,
file = outputFileName
};
// Global
babylonScene.autoClear = true;
// TODO - Retreive colors from Maya
//babylonScene.clearColor = Loader.Core.GetBackGround(0, Tools.Forever).ToArray();
//babylonScene.ambientColor = Loader.Core.GetAmbient(0, Tools.Forever).ToArray();
// TODO - Add custom properties
_exportQuaternionsInsteadOfEulers = true;
PrintDAG(true);
PrintDAG(false);
// --------------------
// ------ Nodes -------
// --------------------
RaiseMessage("Exporting nodes");
// Clear materials
referencedMaterials.Clear();
multiMaterials.Clear();
// Get all nodes
var dagIterator = new MItDag(MItDag.TraversalType.kDepthFirst, MFn.Type.kTransform);
List <MDagPath> nodes = new List <MDagPath>();
while (!dagIterator.isDone)
{
MDagPath mDagPath = new MDagPath();
dagIterator.getPath(mDagPath);
// Check if one of its descendant (direct or not) is a mesh/camera/light/locator
if (isNodeRelevantToExportRec(mDagPath)
// Ensure it's not one of the default cameras used as viewports in Maya
&& defaultCameraNames.Contains(mDagPath.partialPathName) == false)
{
nodes.Add(mDagPath);
}
else
{
// Skip descendants
dagIterator.prune();
}
dagIterator.next();
}
// Export all nodes
var progressionStep = 100.0f / nodes.Count;
foreach (MDagPath mDagPath in nodes)
{
BabylonNode babylonNode = null;
switch (getApiTypeOfDirectDescendants(mDagPath))
{
case MFn.Type.kMesh:
babylonNode = ExportMesh(mDagPath, babylonScene);
break;
case MFn.Type.kCamera:
babylonNode = ExportCamera(mDagPath, babylonScene);
break;
case MFn.Type.kLight: // Lights api type are actually kPointLight, kSpotLight...
babylonNode = ExportLight(mDagPath, babylonScene);
break;
case MFn.Type.kLocator: // Camera target
babylonNode = ExportDummy(mDagPath, babylonScene);
break;
}
// If node is not exported successfully
if (babylonNode == null)
{
// Create a dummy (empty mesh)
babylonNode = ExportDummy(mDagPath, babylonScene);
}
;
// Update progress bar
progression += progressionStep;
ReportProgressChanged(progression);
CheckCancelled();
}
RaiseMessage(string.Format("Total meshes: {0}", babylonScene.MeshesList.Count), Color.Gray, 1);
// if nothing is enlightened, exclude all meshes
foreach (BabylonLight light in babylonScene.LightsList)
{
if (light.includedOnlyMeshesIds.Length == 0)
{
light.excludedMeshesIds = babylonScene.MeshesList.Select(m => m.id).ToArray();
}
}
/*
* Switch coordinate system at global level
*
* Add a root node with negative scaling
* Pros - It's safer to use a root node
* Cons - It's cleaner to switch at object level (as it is done now)
* Use root node method when you want to be 100% sure of the output
* Don't forget to also inverse winding order of mesh indices
*/
//// Switch from right to left handed coordinate system
//MUuid mUuid = new MUuid();
//mUuid.generate();
//var rootNode = new BabylonMesh
//{
// name = "root",
// id = mUuid.asString(),
// scaling = new float[] { 1, 1, -1 }
//};
//foreach(var babylonMesh in babylonScene.MeshesList)
//{
// // Add root meshes as child to root node
// if (babylonMesh.parentId == null)
// {
// babylonMesh.parentId = rootNode.id;
// }
//}
//babylonScene.MeshesList.Add(rootNode);
// Main camera
BabylonCamera babylonMainCamera = null;
if (babylonScene.CamerasList.Count > 0)
{
// Set first camera as main one
babylonMainCamera = babylonScene.CamerasList[0];
babylonScene.activeCameraID = babylonMainCamera.id;
RaiseMessage("Active camera set to " + babylonMainCamera.name, Color.Green, 1, true);
}
if (babylonMainCamera == null)
{
RaiseWarning("No camera defined", 1);
}
else
{
RaiseMessage(string.Format("Total cameras: {0}", babylonScene.CamerasList.Count), Color.Gray, 1);
}
// Default light
if (babylonScene.LightsList.Count == 0)
{
RaiseWarning("No light defined", 1);
RaiseWarning("A default ambient light was added for your convenience", 1);
ExportDefaultLight(babylonScene);
}
else
{
RaiseMessage(string.Format("Total lights: {0}", babylonScene.LightsList.Count), Color.Gray, 1);
}
if (scaleFactorFloat != 1.0f)
{
RaiseMessage("A root node is added for scaling", 1);
// Create root node for scaling
BabylonMesh rootNode = new BabylonMesh {
name = "root", id = Tools.GenerateUUID()
};
rootNode.isDummy = true;
float rootNodeScale = 1.0f / scaleFactorFloat;
rootNode.scaling = new float[3] {
rootNodeScale, rootNodeScale, rootNodeScale
};
// Update all top nodes
var babylonNodes = new List <BabylonNode>();
babylonNodes.AddRange(babylonScene.MeshesList);
babylonNodes.AddRange(babylonScene.CamerasList);
babylonNodes.AddRange(babylonScene.LightsList);
foreach (BabylonNode babylonNode in babylonNodes)
{
if (babylonNode.parentId == null)
{
babylonNode.parentId = rootNode.id;
}
}
// Store root node
babylonScene.MeshesList.Add(rootNode);
}
// --------------------
// ----- Materials ----
// --------------------
RaiseMessage("Exporting materials");
GenerateMaterialDuplicationDatas(babylonScene);
foreach (var mat in referencedMaterials)
{
ExportMaterial(mat, babylonScene);
CheckCancelled();
}
foreach (var mat in multiMaterials)
{
ExportMultiMaterial(mat.Key, mat.Value, babylonScene);
CheckCancelled();
}
UpdateMeshesMaterialId(babylonScene);
RaiseMessage(string.Format("Total: {0}", babylonScene.MaterialsList.Count + babylonScene.MultiMaterialsList.Count), Color.Gray, 1);
// Export skeletons
if (_exportSkin && skins.Count > 0)
{
progressSkin = 0;
progressSkinStep = 100 / skins.Count;
ReportProgressChanged(progressSkin);
RaiseMessage("Exporting skeletons");
foreach (var skin in skins)
{
ExportSkin(skin, babylonScene);
}
}
// Output
babylonScene.Prepare(false, false);
if (isBabylonExported)
{
Write(babylonScene, outputBabylonDirectory, outputFileName, outputFormat, generateManifest);
}
ReportProgressChanged(100);
// Export glTF
if (outputFormat == "gltf" || outputFormat == "glb")
{
bool generateBinary = outputFormat == "glb";
ExportGltf(babylonScene, outputDirectory, outputFileName, generateBinary);
}
watch.Stop();
RaiseMessage(string.Format("Exportation done in {0:0.00}s", watch.ElapsedMilliseconds / 1000.0), Color.Blue);
}
public void Create(SKLFile skl)
{
MSelectionList currentSelection = MGlobal.activeSelectionList;
MItSelectionList currentSelectionIterator = new MItSelectionList(currentSelection, MFn.Type.kMesh);
MDagPath meshDagPath = new MDagPath();
if (currentSelectionIterator.isDone)
{
MGlobal.displayError("SKNFile:Create - No mesh selected!");
throw new Exception("SKNFile:Create - No mesh selected!");
}
else
{
currentSelectionIterator.getDagPath(meshDagPath);
currentSelectionIterator.next();
if (!currentSelectionIterator.isDone)
{
MGlobal.displayError("SKNFile:Create - More than one mesh selected!");
throw new Exception("SKNFile:Create - More than one mesh selected!");
}
}
MFnMesh mesh = new MFnMesh(meshDagPath);
//Find Skin Cluster
MPlug inMeshPlug = mesh.findPlug("inMesh");
MPlugArray inMeshConnections = new MPlugArray();
inMeshPlug.connectedTo(inMeshConnections, true, false);
if (inMeshConnections.length == 0)
{
MGlobal.displayError("SKNFile:Create - Failed to find Skin Cluster!");
throw new Exception("SKNFile:Create - Failed to find Skin Cluster!");
}
MPlug outputGeometryPlug = inMeshConnections[0];
MFnSkinCluster skinCluster = new MFnSkinCluster(outputGeometryPlug.node);
MDagPathArray influenceDagPaths = new MDagPathArray();
uint influenceCount = skinCluster.influenceObjects(influenceDagPaths);
MGlobal.displayInfo("SKNFile:Create - Influence Count: " + influenceCount);
//Get SKL Influence Indices
MIntArray sklInfluenceIndices = new MIntArray(influenceCount);
for (int i = 0; i < influenceCount; i++)
{
MDagPath jointDagPath = influenceDagPaths[i];
MGlobal.displayInfo(jointDagPath.fullPathName);
//Loop through Joint DAG Paths, if we find a math for the influence, write the index
for (int j = 0; j < skl.JointDagPaths.Count; j++)
{
if (jointDagPath.equalEqual(skl.JointDagPaths[j]))
{
MGlobal.displayInfo("Found coresponding DAG path");
sklInfluenceIndices[i] = j;
break;
}
}
}
//Add Influence indices to SKL File
MIntArray maskInfluenceIndex = new MIntArray(influenceCount);
for (int i = 0; i < influenceCount; i++)
{
maskInfluenceIndex[i] = i;
skl.Influences.Add((short)sklInfluenceIndices[i]);
}
MObjectArray shaders = new MObjectArray();
MIntArray polygonShaderIndices = new MIntArray();
mesh.getConnectedShaders(meshDagPath.isInstanced ? meshDagPath.instanceNumber : 0, shaders, polygonShaderIndices);
uint shaderCount = shaders.length;
if (shaderCount > 32) //iirc 32 is the limit of how many submeshes there can be for an SKN file
{
MGlobal.displayError("SKNFile:Create - You've exceeded the maximum limit of 32 shaders");
throw new Exception("SKNFile:Create - You've exceeded the maximum limit of 32 shaders");
}
MIntArray vertexShaders = new MIntArray();
ValidateMeshTopology(mesh, meshDagPath, polygonShaderIndices, ref vertexShaders, shaderCount);
//Get Weights
MFnSingleIndexedComponent vertexIndexedComponent = new MFnSingleIndexedComponent();
MObject vertexComponent = vertexIndexedComponent.create(MFn.Type.kMeshVertComponent);
MIntArray groupVertexIndices = new MIntArray((uint)mesh.numVertices);
for (int i = 0; i < mesh.numVertices; i++)
{
groupVertexIndices[i] = i;
}
vertexIndexedComponent.addElements(groupVertexIndices);
MDoubleArray weights = new MDoubleArray();
uint weightsInfluenceCount = 0;
skinCluster.getWeights(meshDagPath, vertexComponent, weights, ref weightsInfluenceCount);
//Check if vertices don't have more than 4 influences and normalize weights
for (int i = 0; i < mesh.numVertices; i++)
{
int vertexInfluenceCount = 0;
double weightSum = 0;
for (int j = 0; j < weightsInfluenceCount; j++)
{
double weight = weights[(int)(i * weightsInfluenceCount) + j];
if (weight != 0)
{
vertexInfluenceCount++;
weightSum += weight;
}
}
if (vertexInfluenceCount > 4)
{
MGlobal.displayError("SKNFile:Create - Mesh contains a vertex with more than 4 influences");
throw new Exception("SKNFile:Create - Mesh contains a vertex with more than 4 influences");
}
//Normalize weights
for (int j = 0; j < weightsInfluenceCount; j++)
{
weights[(int)(i * influenceCount) + j] /= weightSum;
}
}
List <MIntArray> shaderVertexIndices = new List <MIntArray>();
List <List <SKNVertex> > shaderVertices = new List <List <SKNVertex> >();
List <MIntArray> shaderIndices = new List <MIntArray>();
for (int i = 0; i < shaderCount; i++)
{
shaderVertexIndices.Add(new MIntArray());
shaderVertices.Add(new List <SKNVertex>());
shaderIndices.Add(new MIntArray());
}
MItMeshVertex meshVertexIterator = new MItMeshVertex(meshDagPath);
for (meshVertexIterator.reset(); !meshVertexIterator.isDone; meshVertexIterator.next())
{
int index = meshVertexIterator.index();
int shader = vertexShaders[index];
if (shader == -1)
{
MGlobal.displayWarning("SKNFile:Create - Mesh contains a vertex with no shader");
continue;
}
MPoint pointPosition = meshVertexIterator.position(MSpace.Space.kWorld);
Vector3 position = new Vector3((float)pointPosition.x, (float)pointPosition.y, (float)pointPosition.z);
MVectorArray normals = new MVectorArray();
MIntArray uvIndices = new MIntArray();
Vector3 normal = new Vector3();
byte[] weightIndices = new byte[4];
float[] vertexWeights = new float[4];
meshVertexIterator.getNormals(normals);
//Normalize normals
for (int i = 0; i < normals.length; i++)
{
normal.X += (float)normals[i].x;
normal.Y += (float)normals[i].y;
normal.Z += (float)normals[i].z;
}
normal.X /= normals.length;
normal.Y /= normals.length;
normal.Z /= normals.length;
//Get Weight Influences and Weights
int weightsFound = 0;
for (int j = 0; j < weightsInfluenceCount && weightsFound < 4; j++)
{
double weight = weights[(int)(index * weightsInfluenceCount) + j];
if (weight != 0)
{
weightIndices[weightsFound] = (byte)maskInfluenceIndex[j];
vertexWeights[weightsFound] = (float)weight;
weightsFound++;
}
}
//Get unique UVs
meshVertexIterator.getUVIndices(uvIndices);
if (uvIndices.length != 0)
{
List <int> seen = new List <int>();
for (int j = 0; j < uvIndices.length; j++)
{
int uvIndex = uvIndices[j];
if (!seen.Contains(uvIndex))
{
seen.Add(uvIndex);
float u = 0;
float v = 0;
mesh.getUV(uvIndex, ref u, ref v);
SKNVertex vertex = new SKNVertex(position, weightIndices, vertexWeights, normal, new Vector2(u, 1 - v));
vertex.UVIndex = uvIndex;
shaderVertices[shader].Add(vertex);
shaderVertexIndices[shader].append(index);
}
}
}
else
{
MGlobal.displayError("SKNFile:Create - Mesh contains a vertex with no UVs");
throw new Exception("SKNFile:Create - Mesh contains a vertex with no UVs");
}
}
//Convert from Maya indices to data indices
int currentIndex = 0;
MIntArray dataIndices = new MIntArray((uint)mesh.numVertices, -1);
for (int i = 0; i < shaderCount; i++)
{
for (int j = 0; j < shaderVertexIndices[i].length; j++)
{
int index = shaderVertexIndices[i][j];
if (dataIndices[index] == -1)
{
dataIndices[index] = currentIndex;
shaderVertices[i][j].DataIndex = currentIndex;
}
else
{
shaderVertices[i][j].DataIndex = dataIndices[index];
}
currentIndex++;
}
this.Vertices.AddRange(shaderVertices[i]);
}
MItMeshPolygon polygonIterator = new MItMeshPolygon(meshDagPath);
for (polygonIterator.reset(); !polygonIterator.isDone; polygonIterator.next())
{
int polygonIndex = (int)polygonIterator.index();
int shaderIndex = polygonShaderIndices[polygonIndex];
MIntArray indices = new MIntArray();
MPointArray points = new MPointArray();
polygonIterator.getTriangles(points, indices);
if (polygonIterator.hasUVsProperty)
{
MIntArray vertices = new MIntArray();
MIntArray newIndices = new MIntArray(indices.length, -1);
polygonIterator.getVertices(vertices);
for (int i = 0; i < vertices.length; i++)
{
int dataIndex = dataIndices[vertices[i]];
int uvIndex;
polygonIterator.getUVIndex(i, out uvIndex);
if (dataIndex == -1 || dataIndex >= this.Vertices.Count)
{
MGlobal.displayError("SKNFIle:Create - Data Index outside of range");
throw new Exception("SKNFIle:Create - Data Index outside of range");
}
for (int j = dataIndex; j < this.Vertices.Count; j++)
{
if (this.Vertices[j].DataIndex != dataIndex)
{
MGlobal.displayError("SKNFIle:Create - Can't find corresponding face vertex in data");
throw new Exception("SKNFIle:Create - Can't find corresponding face vertex in data");
}
else if (this.Vertices[j].UVIndex == uvIndex)
{
for (int k = 0; k < indices.length; k++)
{
if (indices[k] == vertices[i])
{
newIndices[k] = j;
}
}
break;
}
}
}
for (int i = 0; i < newIndices.length; i++)
{
shaderIndices[shaderIndex].append(newIndices[i]);
}
}
else
{
for (int i = 0; i < indices.length; i++)
{
shaderIndices[shaderIndex].append(dataIndices[indices[i]]);
}
}
}
uint startIndex = 0;
uint startVertex = 0;
for (int i = 0; i < shaderCount; i++)
{
MPlug shaderPlug = new MFnDependencyNode(shaders[i]).findPlug("surfaceShader");
MPlugArray plugArray = new MPlugArray();
shaderPlug.connectedTo(plugArray, true, false);
string name = new MFnDependencyNode(plugArray[0].node).name;
uint indexCount = shaderIndices[i].length;
uint vertexCount = shaderVertexIndices[i].length;
//Copy indices to SKLFile
for (int j = 0; j < indexCount; j++)
{
this.Indices.Add((ushort)shaderIndices[i][j]);
}
this.Submeshes.Add(new SKNSubmesh(name, startVertex, vertexCount, startIndex, indexCount));
startIndex += indexCount;
startVertex += vertexCount;
}
MGlobal.displayInfo("SKNFile:Create - Created SKN File");
}
