public static List <Curve> getSmothMeshEdges(MFnMesh mayaMesh, bool createInMaya = false)
{
//MCommandResult result = new MCommandResult();
int ne = mayaMesh.numEdges;
MFnTransform group = new MFnTransform();
List <Curve> curveObjects = new List <Curve>(ne);
MStringArray resultStr = new MStringArray();
var fullName = mayaMesh.fullPathName.Split('|');
string transformName = fullName[fullName.Length - 2];
if (createInMaya)
{
for (int i = 0; i < ne; i++)
{
using (MCommandResult result = new MCommandResult())
{
MGlobal.executeCommand(
$"polyToCurve -name {transformName}Curves -form 2 -degree 3 -conformToSmoothMeshPreview 1 {transformName}.e[{i}]",
result);
result.getResult(resultStr);
curveObjects.Add(
DMCurve.CurveFromMfnNurbsCurveFromName(resultStr[0],
MSpace.Space.kPostTransform.ToString()));
}
}
}
else
{
//Parallel.For(0, ne, i => {
for (int i = 0; i < ne; i++)
{
using (MCommandResult result = new MCommandResult())
{
MGlobal.executeCommand(
$"polyToCurve -name deleteMe11232204332AA -form 2 -degree 3 -conformToSmoothMeshPreview 1 {transformName}.e[{i}]",
result);
result.getResult(resultStr);
curveObjects.Add(
DMCurve.CurveFromMfnNurbsCurveFromName(resultStr[0],
MSpace.Space.kPostTransform.ToString()));
try
{
MGlobal.deleteNode(DMInterop.getDependNode(resultStr[0]));
}
catch
{
MGlobal.displayWarning("getSmothMeshEdges: unable to delete temp object");
}
}
}
// });
}
return(curveObjects);
}
public static List <List <Curve> > getSmothMeshEdgesPerFace(MFnMesh mayaMesh, bool createInMaya = false)
{
MCommandResult ptcResult = new MCommandResult();
MCommandResult teResult = new MCommandResult();
int numPoly = mayaMesh.numPolygons;
List <List <Curve> > curveObjects = new List <List <Curve> >(numPoly);
MStringArray ptcResultStr = new MStringArray();
MStringArray teResultStr = new MStringArray();
MStringArray teResultStrFlat = new MStringArray();
List <Curve> tempCurveArray = null;
if (createInMaya)
{
}
else
{
for (int i = 0; i < numPoly; i++)
{
MGlobal.executeCommand($"polyListComponentConversion -te {mayaMesh.name}.f[{i}]", teResult);
teResult.getResult(teResultStr);
MGlobal.clearSelectionList();
foreach (var ters in teResultStr)
{
MGlobal.selectByName(ters, MGlobal.ListAdjustment.kAddToList);
}
MGlobal.executeCommand($"ls -sl -fl", teResult);
teResult.getResult(teResultStrFlat);
tempCurveArray = new List <Curve>((int)teResultStrFlat.length);
foreach (var e in teResultStrFlat)
{
MGlobal.executeCommand($"polyToCurve -name deleteMe11232204332AA -form 2 -degree 3 -conformToSmoothMeshPreview 1 {e}", ptcResult);
ptcResult.getResult(ptcResultStr);
tempCurveArray.Add(DMCurve.CurveFromMfnNurbsCurveFromName(ptcResultStr[0], MSpace.Space.kPostTransform.ToString()));
try
{
MGlobal.deleteNode(DMInterop.getDependNode(ptcResultStr[0]));
}
catch
{
MGlobal.displayWarning("getSmothMeshEdges: unable to delete temp object");
}
}
curveObjects.Add(tempCurveArray);
}
}
return(curveObjects);
}
protected void clearResults(MPx3dModelView view)
{
MObject cstObj = MObject.kNullObj;
try
{
view.getCameraSet(cstObj);
view.setCameraSet(MObject.kNullObj);
MGlobal.deleteNode(cstObj);
}
catch (Exception)
{
}
fCameraList.clear();
}
public static List <Surface> meshToNurbs(MFnMesh mayaMesh)
{
MFnSubd subDmesh = new MFnSubd();
subDmesh.isIntermediateObject = true;
MPointArray mayaVerts = new MPointArray();
mayaMesh.getPoints(mayaVerts, MSpace.Space.kWorld);
MIntArray polyVertct = new MIntArray();
MIntArray ids = new MIntArray();
MIntArray idList = new MIntArray();
for (int i = 0; i < mayaMesh.numPolygons; i++)
{
mayaMesh.getPolygonVertices(i, ids);
foreach (var id in ids)
{
idList.Add(id);
}
polyVertct.Add(ids.Count);
}
subDmesh.createBaseMesh(false, mayaMesh.numVertices, mayaMesh.numPolygons, mayaVerts, polyVertct, idList);
try
{
MUintArray creaseEdgId = new MUintArray();
MDoubleArray creaseEdgeVal = new MDoubleArray();
mayaMesh.getCreaseEdges(creaseEdgId, creaseEdgeVal);
foreach (var edgId in creaseEdgId)
{
subDmesh.edgeSetCrease(edgId, true);
}
}
catch {}
try
{
MUintArray creaseVertId = new MUintArray();
MDoubleArray creaseVertVal = new MDoubleArray();
mayaMesh.getCreaseVertices(creaseVertId, creaseVertVal);
foreach (var vertId in creaseVertId)
{
subDmesh.vertexSetCrease(vertId, true);
}
}
catch { }
subDmesh.updateAllEditsAndCreases();
MObjectArray nurbsSurfs = new MObjectArray();
subDmesh.convertToNurbs(nurbsSurfs);
List <MFnNurbsSurface> mfnSurfaceList = new List <MFnNurbsSurface>(nurbsSurfs.Count);
foreach (var surf in nurbsSurfs)
{
mfnSurfaceList.Add(new MFnNurbsSurface(surf));
}
List <Surface> dynSurfaceList = new List <Surface>(mfnSurfaceList.Count);
foreach (var mfnNS in mfnSurfaceList)
{
dynSurfaceList.Add(DMSurface.mNurbsSurfaceToDynamoSurface(mfnNS, MSpace.Space.kObject));
}
MGlobal.deleteNode(subDmesh.model);
return(dynSurfaceList);
}
public void DeleteSelection()
{
MObject sel = GetFirstSelectedObject();
MGlobal.deleteNode(sel);
}