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Basic AMF writing support

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TODO:
  * Compression
  * Understand translations, constellations
  * Curved surfaces
  * Material parameters
  * Metadata, etc
This commit is contained in:
Ian Rees
2017-02-05 17:15:56 +13:00
committed by wmayer
parent ae9be458b0
commit 3a18d76fbd
4 changed files with 290 additions and 28 deletions
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72
src/Mod/Mesh/App/AppMeshPy.cpp
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@@ -50,6 +50,7 @@
#include "WildMagic4/Wm4ContBox3.h"
#include "Mesh.h"
#include "AmfExport.h"
#include "FeatureMeshImport.h"
#include <Mod/Mesh/App/MeshPy.h>
@@ -301,31 +302,35 @@ private:
auto exportFormat( MeshOutput::GetFormat(EncodedName.c_str()) );
// Currently, AMF is the only export format where we export separate meshes
// into the same file.
auto combineMeshes( exportFormat != MeshIO::AMF );
if (!combineMeshes) {
Base::Console().Message("AMF Export isn't quite supported yet.");
return Py::None();
// TODO: Make a similar exporter class to replace global_mesh with
AmfExporter *exporter(nullptr);
if (exportFormat == MeshIO::AMF) {
exporter = new AmfExporter(EncodedName.c_str());
}
Py::Sequence list(object);
Base::Type meshId = Base::Type::fromName("Mesh::Feature");
Base::Type partId = Base::Type::fromName("Part::Feature");
for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) {
PyObject* item = (*it).ptr();
Py::Sequence list(object);
for (auto it : list) {
PyObject* item = it.ptr();
if (PyObject_TypeCheck(item, &(App::DocumentObjectPy::Type))) {
App::DocumentObject* obj = static_cast<App::DocumentObjectPy*>(item)->getDocumentObjectPtr();
auto countFacets( global_mesh.countFacets() );
if (obj->getTypeId().isDerivedFrom(meshId)) {
const MeshObject& mesh = static_cast<Mesh::Feature*>(obj)->Mesh.getValue();
MeshCore::MeshKernel kernel = mesh.getKernel();
kernel.Transform(mesh.getTransform());
unsigned long countFacets = global_mesh.countFacets();
if (countFacets == 0)
global_mesh.setKernel(kernel);
else
global_mesh.addMesh(kernel);
if (exporter) {
exporter->addObject(kernel);
} else {
if (countFacets == 0)
global_mesh.setKernel(kernel);
else
global_mesh.addMesh(kernel);
}
// if the mesh already has persistent segments then use them instead
unsigned long numSegm = mesh.countSegments();
@@ -346,7 +351,6 @@ private:
global_mesh.addSegment(new_segm);
}
}
}
else {
// now create a segment for the added mesh
@@ -357,11 +361,12 @@ private:
segm.setName(obj->Label.getValue());
global_mesh.addSegment(segm);
}
}
} // if (obj->getTypeId().isDerivedFrom(meshId))
else if (obj->getTypeId().isDerivedFrom(partId)) {
App::Property* shape = obj->getPropertyByName("Shape");
Base::Reference<MeshObject> mesh(new MeshObject());
if (shape && shape->getTypeId().isDerivedFrom(App::PropertyComplexGeoData::getClassTypeId())) {
Base::Reference<MeshObject> mesh(new MeshObject());
std::vector<Base::Vector3d> aPoints;
std::vector<Data::ComplexGeoData::Facet> aTopo;
const Data::ComplexGeoData* data = static_cast<App::PropertyComplexGeoData*>(shape)->getComplexData();
@@ -369,11 +374,18 @@ private:
data->getFaces(aPoints, aTopo, fTolerance);
mesh->addFacets(aTopo, aPoints);
unsigned long countFacets = global_mesh.countFacets();
if (countFacets == 0)
global_mesh = *mesh;
else
global_mesh.addMesh(*mesh);
if (exporter) {
// TODO: Figure out Tranform-constellation-iterator interaction
MeshCore::MeshKernel kernel = mesh->getKernel();
kernel.Transform(mesh->getTransform());
exporter->addObject(kernel);
// delete mesh;
} else {
if (countFacets == 0)
global_mesh = *mesh;
else
global_mesh.addMesh(*mesh);
}
// now create a segment for the added mesh
std::vector<unsigned long> indices;
@@ -391,14 +403,18 @@ private:
}
}
// if we have more than one segment set the 'save' flag
if (global_mesh.countSegments() > 1) {
for (unsigned long i = 0; i < global_mesh.countSegments(); ++i) {
global_mesh.getSegment(i).save(true);
if (exporter) {
delete exporter;
} else {
// if we have more than one segment set the 'save' flag
if (global_mesh.countSegments() > 1) {
for (unsigned long i = 0; i < global_mesh.countSegments(); ++i) {
global_mesh.getSegment(i).save(true);
}
}
// export mesh compound
global_mesh.save(EncodedName.c_str());
}
// export mesh compound
global_mesh.save(EncodedName.c_str());
return Py::None();
}