CC_FILE_ERROR BinFilter::LoadFileV1(QFile& in, ccHObject& container, unsigned nbScansTotal, const LoadParameters& parameters)
{
ccLog::Print("[BIN] Version 1.0");
if (nbScansTotal > 99)
{
if (QMessageBox::question(0, QString("Oups"), QString("Hum, do you really expect %1 point clouds?").arg(nbScansTotal), QMessageBox::Yes, QMessageBox::No) == QMessageBox::No)
return CC_FERR_WRONG_FILE_TYPE;
}
else if (nbScansTotal == 0)
{
return CC_FERR_NO_LOAD;
}
ccProgressDialog pdlg(true, parameters.parentWidget);
pdlg.setMethodTitle(QObject::tr("Open Bin file (old style)"));
for (unsigned k=0; k<nbScansTotal; k++)
{
HeaderFlags header;
unsigned nbOfPoints = 0;
if (ReadEntityHeader(in, nbOfPoints, header) < 0)
{
return CC_FERR_READING;
}
//Console::print("[BinFilter::loadModelFromBinaryFile] Entity %i : %i points, color=%i, norms=%i, dists=%i\n",k,nbOfPoints,color,norms,distances);
if (nbOfPoints == 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] rien a faire !\n");
continue;
}
//progress for this cloud
CCLib::NormalizedProgress nprogress(&pdlg, nbOfPoints);
if (parameters.alwaysDisplayLoadDialog)
{
pdlg.reset();
pdlg.setInfo(QObject::tr("cloud %1/%2 (%3 points)").arg(k + 1).arg(nbScansTotal).arg(nbOfPoints));
pdlg.start();
QApplication::processEvents();
}
//Cloud name
char cloudName[256] = "unnamed";
if (header.name)
{
for (int i=0; i<256; ++i)
{
if (in.read(cloudName+i,1) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the cloud name!\n");
return CC_FERR_READING;
}
if (cloudName[i] == 0)
{
break;
}
}
//we force the end of the name in case it is too long!
cloudName[255] = 0;
}
else
{
sprintf(cloudName,"unnamed - Cloud #%u",k);
}
//Cloud name
char sfName[1024] = "unnamed";
if (header.sfName)
{
for (int i=0; i<1024; ++i)
{
if (in.read(sfName+i,1) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the cloud name!\n");
return CC_FERR_READING;
}
if (sfName[i] == 0)
break;
}
//we force the end of the name in case it is too long!
sfName[1023] = 0;
}
else
{
strcpy(sfName,"Loaded scalar field");
}
//Creation
ccPointCloud* loadedCloud = new ccPointCloud(cloudName);
if (!loadedCloud)
return CC_FERR_NOT_ENOUGH_MEMORY;
unsigned fileChunkPos = 0;
unsigned fileChunkSize = std::min(nbOfPoints,CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
loadedCloud->reserveThePointsTable(fileChunkSize);
if (header.colors)
{
loadedCloud->reserveTheRGBTable();
loadedCloud->showColors(true);
}
if (header.normals)
{
loadedCloud->reserveTheNormsTable();
loadedCloud->showNormals(true);
}
if (header.scalarField)
loadedCloud->enableScalarField();
unsigned lineRead = 0;
int parts = 0;
const ScalarType FORMER_HIDDEN_POINTS = (ScalarType)-1.0;
//lecture du fichier
for (unsigned i=0; i<nbOfPoints; ++i)
{
if (lineRead == fileChunkPos+fileChunkSize)
{
if (header.scalarField)
loadedCloud->getCurrentInScalarField()->computeMinAndMax();
container.addChild(loadedCloud);
fileChunkPos = lineRead;
fileChunkSize = std::min(nbOfPoints-lineRead,CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
char partName[64];
++parts;
sprintf(partName,"%s.part_%i",cloudName,parts);
loadedCloud = new ccPointCloud(partName);
loadedCloud->reserveThePointsTable(fileChunkSize);
if (header.colors)
{
loadedCloud->reserveTheRGBTable();
loadedCloud->showColors(true);
}
if (header.normals)
{
loadedCloud->reserveTheNormsTable();
loadedCloud->showNormals(true);
}
if (header.scalarField)
loadedCloud->enableScalarField();
}
float Pf[3];
if (in.read((char*)Pf,sizeof(float)*3) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity point !\n",k);
return CC_FERR_READING;
}
loadedCloud->addPoint(CCVector3::fromArray(Pf));
if (header.colors)
{
unsigned char C[3];
if (in.read((char*)C,sizeof(ColorCompType)*3) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity colors !\n",k);
return CC_FERR_READING;
}
loadedCloud->addRGBColor(C);
}
if (header.normals)
{
CCVector3 N;
if (in.read((char*)N.u,sizeof(float)*3) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity norms !\n",k);
return CC_FERR_READING;
}
loadedCloud->addNorm(N);
}
if (header.scalarField)
{
double D;
if (in.read((char*)&D,sizeof(double)) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity distance!\n",k);
return CC_FERR_READING;
}
ScalarType d = static_cast<ScalarType>(D);
loadedCloud->setPointScalarValue(i,d);
}
lineRead++;
if (parameters.alwaysDisplayLoadDialog && !nprogress.oneStep())
{
loadedCloud->resize(i+1-fileChunkPos);
k=nbScansTotal;
i=nbOfPoints;
}
}
if (parameters.alwaysDisplayLoadDialog)
{
pdlg.stop();
QApplication::processEvents();
}
if (header.scalarField)
{
CCLib::ScalarField* sf = loadedCloud->getCurrentInScalarField();
assert(sf);
sf->setName(sfName);
//replace HIDDEN_VALUES by NAN_VALUES
for (unsigned i=0; i<sf->currentSize(); ++i)
{
if (sf->getValue(i) == FORMER_HIDDEN_POINTS)
sf->setValue(i,NAN_VALUE);
}
sf->computeMinAndMax();
loadedCloud->setCurrentDisplayedScalarField(loadedCloud->getCurrentInScalarFieldIndex());
loadedCloud->showSF(true);
}
container.addChild(loadedCloud);
}
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR BinFilter::loadFileV1(QFile& in, ccHObject& container, unsigned nbScansTotal)
{
if (nbScansTotal>99)
{
if (QMessageBox::question(0, QString("Oups"), QString("Hum, do you really expect %1 point clouds?").arg(nbScansTotal))==QMessageBox::No)
return CC_FERR_WRONG_FILE_TYPE;
}
else if (nbScansTotal==0)
{
return CC_FERR_NO_LOAD;
}
ccProgressDialog pdlg(true);
pdlg.setMethodTitle("Open Bin file (old style)");
for (unsigned k=0;k<nbScansTotal;k++)
{
HeaderFlags header;
unsigned nbOfPoints=0;
if (ReadEntityHeader(in,nbOfPoints,header) < 0)
return CC_FERR_READING;
//Console::print("[BinFilter::loadModelFromBinaryFile] Entity %i : %i points, color=%i, norms=%i, dists=%i\n",k,nbOfPoints,color,norms,distances);
//progress for this cloud
CCLib::NormalizedProgress nprogress(&pdlg,nbOfPoints);
pdlg.reset();
char buffer[256];
sprintf(buffer,"cloud %i/%i (%i points)",k+1,nbScansTotal,nbOfPoints);
pdlg.setInfo(buffer);
pdlg.start();
QApplication::processEvents();
if (nbOfPoints==0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] rien a faire !\n");
continue;
}
//Cloud name
char cloudName[256]="unnamed";
if (header.name)
{
for (int i=0;i<256;++i)
{
if (in.read(cloudName+i,1)<0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the cloud name!\n");
return CC_FERR_READING;
}
if (cloudName[i]==0)
break;
}
//we force the end of the name in case it is too long!
cloudName[255]=0;
}
else
{
sprintf(cloudName,"unnamed - Cloud #%i",k);
}
//Cloud name
char sfName[1024]="unnamed";
if (header.sfName)
{
for (int i=0;i<1024;++i)
{
if (in.read(sfName+i,1)<0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the cloud name!\n");
return CC_FERR_READING;
}
if (sfName[i]==0)
break;
}
//we force the end of the name in case it is too long!
sfName[1023]=0;
}
else
{
strcpy(sfName,"Loaded scalar field");
}
//Creation
ccPointCloud* loadedCloud = new ccPointCloud(cloudName);
if (!loadedCloud)
return CC_FERR_NOT_ENOUGH_MEMORY;
unsigned fileChunkPos = 0;
unsigned fileChunkSize = ccMin(nbOfPoints,CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
loadedCloud->reserveThePointsTable(fileChunkSize);
if (header.colors)
{
loadedCloud->reserveTheRGBTable();
loadedCloud->showColors(true);
}
if (header.normals)
{
loadedCloud->reserveTheNormsTable();
loadedCloud->showNormals(true);
}
if (header.scalarField)
loadedCloud->enableScalarField();
CCVector3 P;
unsigned char C[3];
double D;
//does the associated scalar field is negative?
bool negSF = false;
unsigned lineReaded=0;
int parts = 0;
//lecture du fichier
for (unsigned i=0;i<nbOfPoints;++i)
{
if (lineReaded == fileChunkPos+fileChunkSize)
{
if (header.scalarField)
loadedCloud->getCurrentInScalarField()->computeMinAndMax();
container.addChild(loadedCloud);
fileChunkPos = lineReaded;
fileChunkSize = ccMin(nbOfPoints-lineReaded,CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
char partName[64];
++parts;
sprintf(partName,"%s.part_%i",cloudName,parts);
loadedCloud = new ccPointCloud(partName);
loadedCloud->reserveThePointsTable(fileChunkSize);
if (header.colors)
{
loadedCloud->reserveTheRGBTable();
loadedCloud->showColors(true);
}
if (header.normals)
{
loadedCloud->reserveTheNormsTable();
loadedCloud->showNormals(true);
}
if (header.scalarField)
loadedCloud->enableScalarField();
}
if (in.read((char*)P.u,sizeof(float)*3)<0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity point !\n",k);
return CC_FERR_READING;
}
loadedCloud->addPoint(P);
if (header.colors)
{
if (in.read((char*)C,sizeof(colorType)*3)<0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity colors !\n",k);
return CC_FERR_READING;
}
loadedCloud->addRGBColor(C);
}
if (header.normals)
{
if (in.read((char*)P.u,sizeof(float)*3)<0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity norms !\n",k);
return CC_FERR_READING;
}
loadedCloud->addNorm(P.u);
}
if (header.scalarField)
{
if (in.read((char*)&D,sizeof(double))<0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity distance !\n",k);
return CC_FERR_READING;
}
DistanceType d = (DistanceType)D;
//if there are negative values, we test if they are particular values (HIDDEN_VALUE, etc.)
//or not particular (in which case we have a non strictly positive SF)
if (d<0.0 && !negSF)
{
//we must test if the value is a particular one
if (d != HIDDEN_VALUE &&
d != OUT_VALUE &&
d != SEGMENTED_VALUE)
negSF = true;
}
loadedCloud->setPointScalarValue(i,d);
}
lineReaded++;
if (!nprogress.oneStep())
{
loadedCloud->resize(i+1-fileChunkPos);
k=nbScansTotal;
i=nbOfPoints;
}
}
if (header.scalarField)
{
CCLib::ScalarField* sf = loadedCloud->getCurrentInScalarField();
assert(sf);
sf->setName(sfName);
sf->setPositive(!negSF);
sf->computeMinAndMax();
loadedCloud->setCurrentDisplayedScalarField(loadedCloud->getCurrentInScalarFieldIndex());
loadedCloud->showSF(true);
}
container.addChild(loadedCloud);
}
return CC_FERR_NO_ERROR;
}
