Example #1
0
    Py::Object open(const Py::Tuple& args)
    {
        char* Name;
        if (!PyArg_ParseTuple(args.ptr(), "et","utf-8",&Name))
            throw Py::Exception();
        std::string EncodedName = std::string(Name);
        PyMem_Free(Name);

        try {
            Base::Console().Log("Open in Points with %s",EncodedName.c_str());
            Base::FileInfo file(EncodedName.c_str());

            // extract ending
            if (file.extension().empty())
                throw Py::RuntimeError("No file extension");

            std::unique_ptr<Reader> reader;
            if (file.hasExtension("asc")) {
                reader.reset(new AscReader);
            }
#ifdef HAVE_PCL_IO
            else if (file.hasExtension("ply")) {
                reader.reset(new PlyReader);
            }
            else if (file.hasExtension("pcd")) {
                reader.reset(new PcdReader);
            }
#endif
            else {
                throw Py::RuntimeError("Unsupported file extension");
            }

            reader->read(EncodedName);

            App::Document *pcDoc = App::GetApplication().newDocument("Unnamed");

            Points::Feature *pcFeature = 0;
            if (reader->hasProperties()) {
                // Scattered or structured points?
                if (reader->isStructured()) {
                    pcFeature = new Points::StructuredCustom();

                    App::PropertyInteger* width = static_cast<App::PropertyInteger*>
                        (pcFeature->getPropertyByName("Width"));
                    if (width) {
                        width->setValue(reader->getWidth());
                    }
                    App::PropertyInteger* height = static_cast<App::PropertyInteger*>
                        (pcFeature->getPropertyByName("Height"));
                    if (height) {
                        height->setValue(reader->getHeight());
                    }
                }
                else {
                    pcFeature = new Points::FeatureCustom();
                }

                pcFeature->Points.setValue(reader->getPoints());
                // add gray values
                if (reader->hasIntensities()) {
                    Points::PropertyGreyValueList* prop = static_cast<Points::PropertyGreyValueList*>
                        (pcFeature->addDynamicProperty("Points::PropertyGreyValueList", "Intensity"));
                    if (prop) {
                        prop->setValues(reader->getIntensities());
                    }
                }
                // add colors
                if (reader->hasColors()) {
                    App::PropertyColorList* prop = static_cast<App::PropertyColorList*>
                        (pcFeature->addDynamicProperty("App::PropertyColorList", "Color"));
                    if (prop) {
                        prop->setValues(reader->getColors());
                    }
                }
                // add normals
                if (reader->hasNormals()) {
                    Points::PropertyNormalList* prop = static_cast<Points::PropertyNormalList*>
                        (pcFeature->addDynamicProperty("Points::PropertyNormalList", "Normal"));
                    if (prop) {
                        prop->setValues(reader->getNormals());
                    }
                }

                // delayed adding of the points feature
                pcDoc->addObject(pcFeature, file.fileNamePure().c_str());
                pcDoc->recomputeFeature(pcFeature);
                pcFeature->purgeTouched();
            }
            else {
                if (reader->isStructured()) {
                    Structured* structured = new Points::Structured();
                    structured->Width.setValue(reader->getWidth());
                    structured->Height.setValue(reader->getHeight());
                    pcFeature = structured;
                }
                else {
                    pcFeature = new Points::Feature();
                }

                // delayed adding of the points feature
                pcFeature->Points.setValue(reader->getPoints());
                pcDoc->addObject(pcFeature, file.fileNamePure().c_str());
                pcDoc->recomputeFeature(pcFeature);
                pcFeature->purgeTouched();
            }
        }
        catch (const Base::Exception& e) {
            throw Py::RuntimeError(e.what());
        }

        return Py::None();
    }
Example #2
0
    Py::Object exporter(const Py::Tuple& args)
    {
        PyObject *object;
        char *Name;

        if (!PyArg_ParseTuple(args.ptr(), "Oet", &object, "utf-8", &Name))
            throw Py::Exception();

        std::string encodedName = std::string(Name);
        PyMem_Free(Name);

        Base::FileInfo file(encodedName);

        // extract ending
        if (file.extension().empty())
            throw Py::RuntimeError("No file extension");

        Py::Sequence list(object);
        Base::Type pointsId = Base::Type::fromName("Points::Feature");
        for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) {
            PyObject* item = (*it).ptr();
            if (PyObject_TypeCheck(item, &(App::DocumentObjectPy::Type))) {
                App::DocumentObject* obj = static_cast<App::DocumentObjectPy*>(item)->getDocumentObjectPtr();
                if (obj->getTypeId().isDerivedFrom(pointsId)) {

                    Points::Feature* fea = static_cast<Points::Feature*>(obj);
                    const PointKernel& kernel = fea->Points.getValue();
                    std::unique_ptr<Writer> writer;
                    if (file.hasExtension("asc")) {
                        writer.reset(new AscWriter(kernel));
                    }
#ifdef HAVE_PCL_IO
                    else if (file.hasExtension("ply")) {
                        writer.reset(new PlyWriter(kernel));
                    }
                    else if (file.hasExtension("pcd")) {
                        writer.reset(new PcdWriter(kernel));
                    }
#endif
                    else {
                        throw Py::RuntimeError("Unsupported file extension");
                    }

                    // get additional properties if there
                    App::PropertyInteger* width = dynamic_cast<App::PropertyInteger*>
                        (fea->getPropertyByName("Width"));
                    if (width) {
                        writer->setWidth(width->getValue());
                    }
                    App::PropertyInteger* height = dynamic_cast<App::PropertyInteger*>
                        (fea->getPropertyByName("Height"));
                    if (height) {
                        writer->setHeight(height->getValue());
                    }
                    // get gray values
                    Points::PropertyGreyValueList* grey = dynamic_cast<Points::PropertyGreyValueList*>
                        (fea->getPropertyByName("Intensity"));
                    if (grey) {
                        writer->setIntensities(grey->getValues());
                    }
                    // get colors
                    App::PropertyColorList* col = dynamic_cast<App::PropertyColorList*>
                        (fea->getPropertyByName("Color"));
                    if (col) {
                        writer->setColors(col->getValues());
                    }
                    // get normals
                    Points::PropertyNormalList* nor = dynamic_cast<Points::PropertyNormalList*>
                        (fea->getPropertyByName("Normal"));
                    if (nor) {
                        writer->setNormals(nor->getValues());
                    }

                    writer->write(encodedName);

                    break;
                }
                else {
                    Base::Console().Message("'%s' is not a point object, export will be ignored.\n", obj->Label.getValue());
                }
            }
        }

        return Py::None();
    }