Files
create/src/Mod/Points/App/AppPointsPy.cpp
2023-08-22 12:37:37 +02:00

415 lines
17 KiB
C++

/***************************************************************************
* Copyright (c) 2011 Jürgen Riegel <juergen.riegel@web.de> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
# include <memory>
#endif
#include <App/Application.h>
#include <App/Document.h>
#include <App/DocumentObject.h>
#include <App/DocumentObjectPy.h>
#include <App/Property.h>
#include <Base/Console.h>
#include <Base/Interpreter.h>
#include <Base/FileInfo.h>
#include "Points.h"
#include "PointsAlgos.h"
#include "PointsPy.h"
#include "Properties.h"
#include "Structured.h"
namespace Points {
class Module : public Py::ExtensionModule<Module>
{
public:
Module() : Py::ExtensionModule<Module>("Points")
{
add_varargs_method("open", &Module::open
);
add_varargs_method("insert", &Module::importer
);
add_varargs_method("export", &Module::exporter
);
add_varargs_method("show", &Module::show,
"show(points,[string]) -- Add the points to the active document or create one if no document exists."
);
initialize("This module is the Points module."); // register with Python
}
private:
std::tuple<bool, bool, float> readE57Settings() const
{
Base::Reference<ParameterGrp> hGrp = App::GetApplication().GetUserParameter()
.GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/Points/E57");
bool useColor = hGrp->GetBool("UseColor", true);
bool checkState = hGrp->GetBool("CheckInvalidState", true);
float minDistance = hGrp->GetFloat("MinDistance", -1.);
return std::make_tuple(useColor, checkState, minDistance);
}
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 = std::make_unique<AscReader>();
}
else if (file.hasExtension("e57")) {
auto setting = readE57Settings();
reader = std::make_unique<E57Reader>(std::get<0>(setting), std::get<1>(setting), std::get<2>(setting));
}
else if (file.hasExtension("ply")) {
reader = std::make_unique<PlyReader>();
}
else if (file.hasExtension("pcd")) {
reader = std::make_unique<PcdReader>();
}
else {
throw Py::RuntimeError("Unsupported file extension");
}
reader->read(EncodedName);
App::Document* pcDoc = App::GetApplication().newDocument();
Points::Feature* pcFeature = nullptr;
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();
}
Py::Object importer(const Py::Tuple& args)
{
char* Name;
const char* DocName;
if (!PyArg_ParseTuple(args.ptr(), "ets", "utf-8", &Name, &DocName))
throw Py::Exception();
std::string EncodedName = std::string(Name);
PyMem_Free(Name);
try {
Base::Console().Log("Import 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 = std::make_unique<AscReader>();
}
else if (file.hasExtension("e57")) {
auto setting = readE57Settings();
reader = std::make_unique<E57Reader>(std::get<0>(setting), std::get<1>(setting), std::get<2>(setting));
}
else if (file.hasExtension("ply")) {
reader = std::make_unique<PlyReader>();
}
else if (file.hasExtension("pcd")) {
reader = std::make_unique<PcdReader>();
}
else {
throw Py::RuntimeError("Unsupported file extension");
}
reader->read(EncodedName);
App::Document* pcDoc = App::GetApplication().getDocument(DocName);
if (!pcDoc) {
pcDoc = App::GetApplication().newDocument(DocName);
}
Points::Feature* pcFeature = nullptr;
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 {
Points::Feature* pcFeature = static_cast<Points::Feature*>
(pcDoc->addObject("Points::Feature", file.fileNamePure().c_str()));
pcFeature->Points.setValue(reader->getPoints());
pcDoc->recomputeFeature(pcFeature);
pcFeature->purgeTouched();
}
}
catch (const Base::Exception& e) {
throw Py::RuntimeError(e.what());
}
return Py::None();
}
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)) {
// get relative placement
Points::Feature* fea = static_cast<Points::Feature*>(obj);
Base::Placement globalPlacement = fea->globalPlacement();
const PointKernel& kernel = fea->Points.getValue();
std::unique_ptr<Writer> writer;
if (file.hasExtension("asc")) {
writer = std::make_unique<AscWriter>(kernel);
}
else if (file.hasExtension("ply")) {
writer = std::make_unique<PlyWriter>(kernel);
}
else if (file.hasExtension("pcd")) {
writer = std::make_unique<PcdWriter>(kernel);
}
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->setPlacement(globalPlacement);
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();
}
Py::Object show(const Py::Tuple& args)
{
PyObject* pcObj;
char* name = "Points";
if (!PyArg_ParseTuple(args.ptr(), "O!|s", &(PointsPy::Type), &pcObj, &name))
throw Py::Exception();
try {
App::Document* pcDoc = App::GetApplication().getActiveDocument();
if (!pcDoc)
pcDoc = App::GetApplication().newDocument();
PointsPy* pPoints = static_cast<PointsPy*>(pcObj);
Points::Feature* pcFeature = static_cast<Points::Feature*>(pcDoc->addObject("Points::Feature", name));
// copy the data
pcFeature->Points.setValue(*(pPoints->getPointKernelPtr()));
return Py::asObject(pcFeature->getPyObject());
}
catch (const Base::Exception& e) {
throw Py::RuntimeError(e.what());
}
return Py::None();
}
};
PyObject* initModule()
{
return Base::Interpreter().addModule(new Module);
}
} // namespace Points