public static Dictionary <string, object> getSmoothMesh(MFnMesh mayaMesh)
{
MObject tempMesh = new MObject();
MFnMeshData meshData = new MFnMeshData();
MObject dataObject;
MObject smoothedObj = new MObject();
dataObject = meshData.create();
smoothedObj = mayaMesh.generateSmoothMesh(dataObject);
MFnMesh meshFn = new MFnMesh(smoothedObj);
// var smoothMeshObj = mayaMesh.generateSmoothMesh();
// MFnDependencyNode mfnDn = new MFnDependencyNode(smoothedObj);
// var meshDag = DMInterop.getDagNode(mfnDn.name);
Mesh dynamoMesh = DMMesh.MTDMeshFromMayaMesh(meshFn, MSpace.Space.kObject);
//MGlobal.displayInfo(smoothedObj.apiTypeStr);
//MGlobal.deleteNode(smoothedObj);
return(new Dictionary <string, object>
{
{ "mesh", dynamoMesh },
{ "mayaMesh", meshFn }
});
}
public override bool compute(MPlug plug, MDataBlock dataBlock)
{
if (plug.equalEqual(animCube.outputMesh))
{
/* Get time */
MDataHandle timeData = dataBlock.inputValue(animCube.time);
MTime time = timeData.asTime;
/* Get output object */
MDataHandle outputHandle = dataBlock.outputValue(outputMesh);
MFnMeshData dataCreator = new MFnMeshData();
MObject newOutputData = dataCreator.create();
createMesh(time, ref newOutputData);
outputHandle.set(newOutputData);
dataBlock.setClean(plug);
}
else
return false;
return true;
}
public override bool compute(MPlug plug, MDataBlock dataBlock)
{
if (plug.equalEqual(animCube.outputMesh))
{
/* Get time */
MDataHandle timeData = dataBlock.inputValue(animCube.time);
MTime time = timeData.asTime;
/* Get output object */
MDataHandle outputHandle = dataBlock.outputValue(outputMesh);
MFnMeshData dataCreator = new MFnMeshData();
MObject newOutputData = dataCreator.create();
createMesh(time, ref newOutputData);
outputHandle.set(newOutputData);
dataBlock.setClean(plug);
}
else
{
return(false);
}
return(true);
}
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);
}
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);
}
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();
}
