override public void redoIt()
{
_dagModifier.doIt();
var dagFn = new MFnDagNode(_transform);
_shape = dagFn.child(0);
_dagModifier.renameNode(_shape, "motionCameraShape");
_dagModifier.doIt();
}
private void setMeshData(MObject transform, MObject dataWrapper)
{
// Get the mesh node.
MFnDagNode dagFn = new MFnDagNode(transform);
MObject mesh = dagFn.child(0);
// The mesh node has two geometry inputs: 'inMesh' and 'cachedInMesh'.
// 'inMesh' is only used when it has an incoming connection, otherwise
// 'cachedInMesh' is used. Unfortunately, the docs say that 'cachedInMesh'
// is for internal use only and that changing it may render Maya
// unstable.
//
// To get around that, we do the little dance below...
// Use a temporary MDagModifier to create a temporary mesh attribute on
// the node.
MFnTypedAttribute tAttr = new MFnTypedAttribute();
MObject tempAttr = tAttr.create("tempMesh", "tmpm", MFnData.Type.kMesh);
MDagModifier tempMod = new MDagModifier();
tempMod.addAttribute(mesh, tempAttr);
tempMod.doIt();
// Set the geometry data onto the temp attribute.
dagFn.setObject(mesh);
MPlug tempPlug = dagFn.findPlug(tempAttr);
tempPlug.setValue(dataWrapper);
// Use the temporary MDagModifier to connect the temp attribute to the
// node's 'inMesh'.
MPlug inMeshPlug = dagFn.findPlug("inMesh");
tempMod.connect(tempPlug, inMeshPlug);
tempMod.doIt();
// Force the mesh to update by grabbing its output geometry.
dagFn.findPlug("outMesh").asMObject();
// Undo the temporary modifier.
tempMod.undoIt();
}
private void createNodes()
{
// Generate the raw data for the requested primitive.
generatePrimitiveData();
// Create a mesh data wrapper to hold the new geometry.
MFnMeshData dataFn = new MFnMeshData();
MObject dataWrapper = dataFn.create();
// Create the mesh geometry and put it into the wrapper.
MFnMesh meshFn = new MFnMesh();
MObject dataObj = meshFn.create(
num_verts,
num_faces,
pa,
faceCounts,
faceConnects,
dataWrapper
);
// Use the DAG modifier to create an empty mesh node and its parent
// transform.
MObject transform = dagMod.createNode("mesh", MObject.kNullObj);
// Commit the creation so that the transform and its child will be
// valid below.
dagMod.doIt();
// At the moment we have a transform named something like 'transform1'
// and a mesh named something like 'polySurfaceShape1'. Let's tidy that
// up by renaming them as 'pPrimitive#' and 'pPrimitiveShape#', where
// '#' is a number to ensure uniqueness.
renameNodes(transform, "pPrimitive");
// Commit the rename so that assignShadingGroup() can get the new name.
dagMod.doIt();
// Assign the mesh to a shading group.
assignShadingGroup(transform, "initialShadingGroup");
// Commit the changes.
dagMod.doIt();
// Set the mesh node to use the geometry we created for it.
setMeshData(transform, dataWrapper);
}
public static void RenameDagList(MDagPath[] dagList, string formatStr)
{
MDagModifier dagModifier = new MDagModifier();
for (int i = 0; i < dagList.Length; i++)
{
dagModifier.renameNode(dagList[i].node, string.Format(formatStr, i));
}
dagModifier.doIt();
}
public void sendCurveToMaya(string node_name, Point3DCollection controlVertices, List <double> knots, int degree,
MFnNurbsCurveForm form)
{
var dn = new MFnDagNode(getDagNode(node_name));
var plCreate = dn.findPlug("create");
var plDynamoCreate = new MPlug();
try
{
plDynamoCreate = dn.findPlug("dynamoCreate");
}
catch
{
var tAttr = new MFnTypedAttribute();
var ldaDynamoCreate = tAttr.create("dynamoCreate", "dc", MFnData.Type.kNurbsCurve, MObject.kNullObj);
try
{
dn.addAttribute(ldaDynamoCreate, MFnDependencyNode.MAttrClass.kLocalDynamicAttr);
plDynamoCreate = dn.findPlug(ldaDynamoCreate);
var dagm = new MDagModifier();
dagm.connect(plDynamoCreate, plCreate);
dagm.doIt();
}
catch
{
return;
}
}
var ncd = new MFnNurbsCurveData();
var oOwner = ncd.create();
var nc = new MFnNurbsCurve();
var p_aControlVertices = new MPointArray();
foreach (var p in controlVertices)
{
p_aControlVertices.Add(new MPoint(p.X, p.Y, p.Z));
}
var d_aKnots = new MDoubleArray();
for (var i = 1; i < knots.Count - 1; ++i)
{
d_aKnots.Add(knots[i]);
}
nc.create(p_aControlVertices, d_aKnots, (uint)degree, (MFnNurbsCurve.Form)form, false, true, oOwner);
plDynamoCreate.setMObject(oOwner);
MGlobal.executeCommandOnIdle(string.Format("dgdirty {0}.create;", node_name));
}
public void sendCurveToMaya(string node_name, Point3DCollection controlVertices, List<double> knots, int degree, MFnNurbsCurveForm form)
{
MFnDagNode dn = new MFnDagNode(getDagNode(node_name));
MPlug plCreate = dn.findPlug("create");
MPlug plDynamoCreate = new MPlug();
try
{
plDynamoCreate = dn.findPlug("dynamoCreate");
}
catch
{
MFnTypedAttribute tAttr = new MFnTypedAttribute();
MObject ldaDynamoCreate = tAttr.create("dynamoCreate", "dc", MFnData.Type.kNurbsCurve, MObject.kNullObj);
try
{
dn.addAttribute(ldaDynamoCreate, MFnDependencyNode.MAttrClass.kLocalDynamicAttr);
plDynamoCreate = dn.findPlug(ldaDynamoCreate);
MDagModifier dagm = new MDagModifier();
dagm.connect(plDynamoCreate, plCreate);
dagm.doIt();
}
catch
{
return;
}
}
MFnNurbsCurveData ncd = new MFnNurbsCurveData();
MObject oOwner = ncd.create();
MFnNurbsCurve nc = new MFnNurbsCurve();
MPointArray p_aControlVertices = new MPointArray();
foreach (Point3D p in controlVertices)
{
p_aControlVertices.Add(new MPoint(p.X, p.Y, p.Z));
}
MDoubleArray d_aKnots = new MDoubleArray();
for (int i = 1; i < knots.Count - 1; ++i )
{
d_aKnots.Add(knots[i]);
}
nc.create(p_aControlVertices, d_aKnots, (uint)degree, (MFnNurbsCurve.Form)form, false, true, oOwner);
plDynamoCreate.setMObject(oOwner);
MGlobal.executeCommandOnIdle(String.Format("dgdirty {0}.create;", node_name));
}
public override void redoIt()
{
modifier.doIt();
return;
}
private void setMeshData(MObject transform, MObject dataWrapper)
{
// Get the mesh node.
MFnDagNode dagFn = new MFnDagNode(transform);
MObject mesh = dagFn.child(0);
// The mesh node has two geometry inputs: 'inMesh' and 'cachedInMesh'.
// 'inMesh' is only used when it has an incoming connection, otherwise
// 'cachedInMesh' is used. Unfortunately, the docs say that 'cachedInMesh'
// is for internal use only and that changing it may render Maya
// unstable.
//
// To get around that, we do the little dance below...
// Use a temporary MDagModifier to create a temporary mesh attribute on
// the node.
MFnTypedAttribute tAttr = new MFnTypedAttribute();
MObject tempAttr = tAttr.create("tempMesh", "tmpm", MFnData.Type.kMesh);
MDagModifier tempMod = new MDagModifier();
tempMod.addAttribute(mesh, tempAttr);
tempMod.doIt();
// Set the geometry data onto the temp attribute.
dagFn.setObject(mesh);
MPlug tempPlug = dagFn.findPlug(tempAttr);
tempPlug.setValue(dataWrapper);
// Use the temporary MDagModifier to connect the temp attribute to the
// node's 'inMesh'.
MPlug inMeshPlug = dagFn.findPlug("inMesh");
tempMod.connect(tempPlug, inMeshPlug);
tempMod.doIt();
// Force the mesh to update by grabbing its output geometry.
dagFn.findPlug("outMesh").asMObject();
// Undo the temporary modifier.
tempMod.undoIt();
}
private void dynMeshToMayaMesh(string name, Mesh dynMesh = null, TSplineSurface tsMesh = null)
{
bool nodeExists = false;
MDagPath node = null;
Task unpackTask = null;
Task mobjTask = null;
try
{
node = DMInterop.getDagNode(name);
nodeExists = true;
}
catch (Exception)
{
nodeExists = false;
}
MIntArray faceCnx = new MIntArray();
MFloatPointArray verticies = new MFloatPointArray();
MIntArray faceVtxCt = new MIntArray();
int numVert = 0;
int numPoly = 0;
if (dynMesh != null)
{
numVert = dynMesh.VertexPositions.Length;
numPoly = dynMesh.FaceIndices.Length;
unpackTask = Task.Factory.StartNew(() => unpackDynMesh(dynMesh, out faceCnx, out verticies, out faceVtxCt));
unpackTask.Wait(4000);
}
if (tsMesh != null)
{
numVert = tsMesh.VerticesCount;
numPoly = tsMesh.FacesCount;
unpackTask = Task.Factory.StartNew(() => unpackTsMesh(tsMesh, out faceCnx, out verticies, out faceVtxCt));
unpackTask.Wait(4000);
}
if (nodeExists)
{
try
{
meshFn = new MFnMesh(node);
meshFn.createInPlace(numVert, numPoly, verticies, faceVtxCt, faceCnx);
}
catch (Exception e)
{
MGlobal.displayWarning(e.Message);
}
}
else
{
try
{
dagMod = new MDagModifier();
// Create a mesh data wrapper to hold the new geometry.
MFnMeshData dataFn = new MFnMeshData();
MObject dataWrapper = dataFn.create();
// Create the mesh geometry and put it into the wrapper.
meshFn = new MFnMesh();
MObject dataObj = meshFn.create(numVert, numPoly, verticies, faceVtxCt, faceCnx, dataWrapper);
MObject transform = dagMod.createNode("mesh", MObject.kNullObj);
dagMod.doIt();
renameNodes(transform, name);
dagMod.doIt();
assignShadingGroup(transform, "initialShadingGroup");
dagMod.doIt();
setMeshData(transform, dataWrapper);
}
catch (Exception e)
{
MGlobal.displayWarning(e.Message);
}
}
//GC.Collect();
//GC.WaitForPendingFinalizers();
}