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fix pymeshlab issue 137 - filter plymc uses tmp dir to save temporary files

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This commit is contained in:
Alessandro Muntoni 2023-07-13 11:03:37 +02:00
parent bd4d24d633
commit 32f3723869
1 changed files with 23 additions and 17 deletions
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40
src/meshlabplugins/filter_plymc/filter_plymc.cpp
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@ -26,6 +26,7 @@
#include <vcg/complex/algorithms/smooth.h>
#include <vcg/complex/algorithms/create/plymc/plymc.h>
#include <vcg/complex/algorithms/create/plymc/simplemeshprovider.h>
#include <QTemporaryDir>
#include <QTemporaryFile>
using namespace vcg;
@ -142,13 +143,21 @@ std::map<std::string, QVariant> PlyMCPlugin::applyFilter(
case FP_PLYMC:
{
srand(time(NULL));
//check if folder is writable
QTemporaryFile file("./_tmp_XXXXXX.tmp");
if (!file.open())
{
log("ERROR - current folder is not writable. VCG Merging needs to save intermediate files in the current working folder. Project and meshes must be in a write-enabled folder. Please save your data in a suitable folder before applying.");
throw MLException("current folder is not writable.<br> VCG Merging needs to save intermediate files in the current working folder.<br> Project and meshes must be in a write-enabled folder.<br> Please save your data in a suitable folder before applying.");
QDir currDir = QDir::current();
//Using tmp dir
QTemporaryDir tmpdir;
QTemporaryFile file(tmpdir.path());
if (!file.open()) {
log("ERROR - tmp folder is not writable. VCG Merging needs to save intermediate files "
"in the tmp folder.");
throw MLException(
"tmp folder is not writable.<br> VCG Merging needs to save intermediate files in "
"the tmp folder.");
}
else {
QDir::setCurrent(tmpdir.path());
}
tri::PlyMC<SMesh,SimpleMeshProvider<SMesh> > pmc;
@ -170,10 +179,8 @@ std::map<std::string, QVariant> PlyMCPlugin::applyFilter(
p.FullyPreprocessedFlag=true;
p.MergeColor=p.VertSplatFlag=par.getBool("mergeColor");
p.SimplificationFlag = par.getBool("simplification");
for(MeshModel& mm: md.meshIterator())
{
if(mm.isVisible())
{
for(MeshModel& mm: md.meshIterator()) {
if(mm.isVisible()) {
SMesh sm;
mm.updateDataMask(MeshModel::MM_FACEQUALITY);
tri::Append<SMesh,CMeshO>::Mesh(sm, mm.cm/*,false,p.VertSplatFlag*/); // note the last parameter of the append to prevent removal of unreferenced vertices...
@ -189,8 +196,7 @@ std::map<std::string, QVariant> PlyMCPlugin::applyFilter(
QString mshTmpPath=QString("__TMP")+QString(mm.shortName())+QString(".vmi");
qDebug("Saving tmp file %s",qUtf8Printable(mshTmpPath));
int retVal = tri::io::ExporterVMI<SMesh>::Save(sm,qUtf8Printable(mshTmpPath) );
if(retVal!=0)
{
if(retVal!=0) {
qDebug("Failed to write vmi temp file %s",qUtf8Printable(mshTmpPath));
log("ERROR - Failed to write vmi temp file %s", qUtf8Printable(mshTmpPath));
@ -201,14 +207,12 @@ std::map<std::string, QVariant> PlyMCPlugin::applyFilter(
}
}
if(pmc.Process(cb)==false)
{
if(pmc.Process(cb)==false) {
throw MLException(pmc.errorMessage.c_str());
}
if(par.getBool("openResult"))
{
if(par.getBool("openResult")) {
for(size_t i=0;i<p.OutNameVec.size();++i)
{std::string name;
if(!p.SimplificationFlag) name = p.OutNameVec[i].c_str();
@ -225,6 +229,8 @@ std::map<std::string, QVariant> PlyMCPlugin::applyFilter(
for(int i=0;i<pmc.MP.size();++i)
QFile::remove(pmc.MP.MeshName(i).c_str());
QDir::setCurrent(currDir.path());
} break;
case FP_MC_SIMPLIFY:
{