/
AsciiFilter.cpp
1085 lines (968 loc) · 29.7 KB
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AsciiFilter.cpp
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//##########################################################################
//# #
//# CLOUDCOMPARE #
//# #
//# This program is free software; you can redistribute it and/or modify #
//# it under the terms of the GNU General Public License as published by #
//# the Free Software Foundation; version 2 or later of the License. #
//# #
//# This program 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 General Public License for more details. #
//# #
//# COPYRIGHT: EDF R&D / TELECOM ParisTech (ENST-TSI) #
//# #
//##########################################################################
#include "AsciiFilter.h"
//Qt
#include <QFile>
#include <QFileInfo>
#include <QSharedPointer>
#include <QTextStream>
//CClib
#include <ScalarField.h>
#include <Garbage.h>
//qCC_db
#include <cc2DLabel.h>
#include <ccHObjectCaster.h>
#include <ccLog.h>
#include <ccPointCloud.h>
#include <ccProgressDialog.h>
#include <ccScalarField.h>
//System
#include <cassert>
#include <cstring>
//Qt
#include <QScopedPointer>
Garbage<QDialog> s_dialogGarbage;
AsciiSaveDlg* s_saveDialog(nullptr);
AsciiOpenDlg* s_openDialog(nullptr);
AsciiSaveDlg* AsciiFilter::GetSaveDialog(QWidget* parentWidget/*=0*/)
{
if (!s_saveDialog)
{
s_saveDialog = new AsciiSaveDlg(parentWidget);
if (!parentWidget)
s_dialogGarbage.add(s_saveDialog);
}
return s_saveDialog;
}
AsciiOpenDlg* AsciiFilter::GetOpenDialog(QWidget* parentWidget/*=0*/)
{
if (!s_openDialog)
{
s_openDialog = new AsciiOpenDlg(parentWidget);
if (!parentWidget)
s_dialogGarbage.add(s_openDialog);
}
return s_openDialog;
}
AsciiFilter::AsciiFilter()
: FileIOFilter( {
"_ASCII Filter",
2.0f, // priority
QStringList{ "txt", "asc", "neu", "xyz", "pts", "csv" },
"asc",
QStringList{ GetFileFilter() },
QStringList{ GetFileFilter() },
Import | Export | BuiltIn
} )
{
}
bool AsciiFilter::canSave(CC_CLASS_ENUM type, bool& multiple, bool& exclusive) const
{
if ( type == CC_TYPES::POINT_CLOUD //only one cloud per file
|| type == CC_TYPES::HIERARCHY_OBJECT ) //but we can also save a group (each cloud inside will be saved as a separated file)
{
multiple = true;
exclusive = true;
return true;
}
return false;
}
CC_FILE_ERROR AsciiFilter::saveToFile(ccHObject* entity, const QString& filename, const SaveParameters& parameters)
{
assert(entity && !filename.isEmpty());
AsciiSaveDlg* saveDialog = GetSaveDialog(parameters.parentWidget);
assert(saveDialog);
//if the dialog shouldn't be shown, we'll simply take the default values!
if (parameters.alwaysDisplaySaveDialog && saveDialog->autoShow() && !saveDialog->exec())
{
return CC_FERR_CANCELED_BY_USER;
}
if (!entity->isKindOf(CC_TYPES::POINT_CLOUD))
{
if (entity->isA(CC_TYPES::HIERARCHY_OBJECT)) //multiple clouds?
{
QFileInfo fi(filename);
QString extension = fi.suffix();
QString baseName = fi.completeBaseName();
QString path = fi.path();
unsigned count = entity->getChildrenNumber();
//we count the number of clouds first
unsigned cloudCount = 0;
{
for (unsigned i = 0; i < count; ++i)
{
ccHObject* child = entity->getChild(i);
if (child->isKindOf(CC_TYPES::POINT_CLOUD))
++cloudCount;
}
}
//we can now create the corresponding file(s)
if (cloudCount > 1)
{
unsigned counter = 0;
//disable the save dialog so that it doesn't appear again!
AsciiSaveDlg* saveDialog = GetSaveDialog();
assert(saveDialog);
bool autoShow = saveDialog->autoShow();
saveDialog->setAutoShow(false);
for (unsigned i=0; i<count; ++i)
{
ccHObject* child = entity->getChild(i);
if (child->isKindOf(CC_TYPES::POINT_CLOUD))
{
QString subFilename = path+QString("/");
subFilename += QString(baseName).replace("cloudname",child->getName(),Qt::CaseInsensitive);
counter++;
assert(counter <= cloudCount);
subFilename += QString("_%1").arg(cloudCount-counter,6,10,QChar('0'));
if (!extension.isEmpty())
subFilename += QString(".") + extension;
CC_FILE_ERROR result = saveToFile(entity->getChild(i),subFilename,parameters);
if (result != CC_FERR_NO_ERROR)
{
return result;
}
else
{
ccLog::Print(QString("[ASCII] Cloud '%1' has been saved in: %2").arg(child->getName(),subFilename));
}
}
else
{
ccLog::Warning(QString("[ASCII] Entity '%1' can't be saved this way!").arg(child->getName()));
}
}
//restore previous state
saveDialog->setAutoShow(autoShow);
return CC_FERR_NO_ERROR;
}
}
else
{
return CC_FERR_BAD_ARGUMENT;
}
}
QFile file(filename);
if (!file.open(QFile::WriteOnly | QFile::Truncate))
return CC_FERR_WRITING;
QTextStream stream(&file);
ccGenericPointCloud* cloud = ccHObjectCaster::ToGenericPointCloud(entity);
unsigned numberOfPoints = cloud->size();
bool writeColors = cloud->hasColors();
bool writeNorms = cloud->hasNormals();
std::vector<ccScalarField*> theScalarFields;
if (cloud->isKindOf(CC_TYPES::POINT_CLOUD))
{
ccPointCloud* ccCloud = static_cast<ccPointCloud*>(cloud);
for (unsigned i = 0; i < ccCloud->getNumberOfScalarFields(); ++i)
theScalarFields.push_back(static_cast<ccScalarField*>(ccCloud->getScalarField(i)));
}
bool writeSF = (!theScalarFields.empty());
//progress dialog
QScopedPointer<ccProgressDialog> pDlg(nullptr);
if (parameters.parentWidget)
{
pDlg.reset(new ccProgressDialog(true, parameters.parentWidget));
pDlg->setMethodTitle(QObject::tr("Saving cloud [%1]").arg(cloud->getName()));
pDlg->setInfo(QObject::tr("Number of points: %1").arg(numberOfPoints));
pDlg->start();
}
CCLib::NormalizedProgress nprogress(pDlg.data(), numberOfPoints);
//output precision
const int s_coordPrecision = saveDialog->coordsPrecision();
const int s_sfPrecision = saveDialog->sfPrecision();
const int s_nPrecision = 2 + sizeof(PointCoordinateType);
//other parameters
bool saveColumnsHeader = saveDialog->saveColumnsNamesHeader();
bool savePointCountHeader = saveDialog->savePointCountHeader();
bool swapColorAndSFs = saveDialog->swapColorAndSF();
QChar separator(saveDialog->getSeparator());
bool saveFloatColors = saveDialog->saveFloatColors();
if (saveColumnsHeader)
{
QString header("//");
header.append(AsciiHeaderColumns::X());
header.append(separator);
header.append(AsciiHeaderColumns::Y());
header.append(separator);
header.append(AsciiHeaderColumns::Z());
if (writeColors && !swapColorAndSFs)
{
header.append(separator);
header.append(saveFloatColors ? AsciiHeaderColumns::Rf() : AsciiHeaderColumns::R());
header.append(separator);
header.append(saveFloatColors ? AsciiHeaderColumns::Gf() : AsciiHeaderColumns::G());
header.append(separator);
header.append(saveFloatColors ? AsciiHeaderColumns::Bf() : AsciiHeaderColumns::B());
}
if (writeSF)
{
//add each associated SF name
for (std::vector<ccScalarField*>::const_iterator it = theScalarFields.begin(); it != theScalarFields.end(); ++it)
{
QString sfName((*it)->getName());
sfName.replace(separator, '_');
header.append(separator);
header.append(sfName);
}
}
if (writeColors && swapColorAndSFs)
{
header.append(separator);
header.append(saveFloatColors ? AsciiHeaderColumns::Rf() : AsciiHeaderColumns::R());
header.append(separator);
header.append(saveFloatColors ? AsciiHeaderColumns::Gf() : AsciiHeaderColumns::G());
header.append(separator);
header.append(saveFloatColors ? AsciiHeaderColumns::Bf() : AsciiHeaderColumns::B());
}
if (writeNorms)
{
header.append(separator);
header.append(AsciiHeaderColumns::Nx());
header.append(separator);
header.append(AsciiHeaderColumns::Ny());
header.append(separator);
header.append(AsciiHeaderColumns::Nz());
}
stream << header << "\n";
}
if (savePointCountHeader)
{
stream << QString::number(numberOfPoints) << "\n";
}
CC_FILE_ERROR result = CC_FERR_NO_ERROR;
for (unsigned i = 0; i < numberOfPoints; ++i)
{
//line for the current point
QString line;
//write current point coordinates
const CCVector3* P = cloud->getPoint(i);
CCVector3d Pglobal = cloud->toGlobal3d<PointCoordinateType>(*P);
line.append(QString::number(Pglobal.x, 'f', s_coordPrecision));
line.append(separator);
line.append(QString::number(Pglobal.y, 'f', s_coordPrecision));
line.append(separator);
line.append(QString::number(Pglobal.z, 'f', s_coordPrecision));
QString colorLine;
if (writeColors)
{
//add rgb color
const ccColor::Rgb& col = cloud->getPointColor(i);
if (saveFloatColors)
{
colorLine.append(separator);
colorLine.append(QString::number(static_cast<double>(col.r) / ccColor::MAX));
colorLine.append(separator);
colorLine.append(QString::number(static_cast<double>(col.g) / ccColor::MAX));
colorLine.append(separator);
colorLine.append(QString::number(static_cast<double>(col.b) / ccColor::MAX));
}
else
{
colorLine.append(separator);
colorLine.append(QString::number(col.r));
colorLine.append(separator);
colorLine.append(QString::number(col.g));
colorLine.append(separator);
colorLine.append(QString::number(col.b));
}
if (!swapColorAndSFs)
line.append(colorLine);
}
if (writeSF)
{
//add each associated SF values
for (std::vector<ccScalarField*>::const_iterator it = theScalarFields.begin(); it != theScalarFields.end(); ++it)
{
line.append(separator);
double sfVal = (*it)->getGlobalShift() + (*it)->getValue(i);
line.append(QString::number(sfVal, 'f', s_sfPrecision));
}
}
if (writeColors && swapColorAndSFs)
line.append(colorLine);
if (writeNorms)
{
//add normal vector
const CCVector3& N = cloud->getPointNormal(i);
line.append(separator);
line.append(QString::number(N.x, 'f', s_nPrecision));
line.append(separator);
line.append(QString::number(N.y, 'f', s_nPrecision));
line.append(separator);
line.append(QString::number(N.z, 'f', s_nPrecision));
}
stream << line << "\n";
if (pDlg && !nprogress.oneStep())
{
result = CC_FERR_CANCELED_BY_USER;
break;
}
}
return result;
}
CC_FILE_ERROR AsciiFilter::loadFile(const QString& filename,
ccHObject& container,
LoadParameters& parameters)
{
//we get the size of the file to open
QFile file(filename);
if (!file.exists())
return CC_FERR_READING;
qint64 fileSize = file.size();
if (fileSize == 0)
return CC_FERR_NO_LOAD;
//column attribution dialog
//DGM: we ask for the semi-persistent dialog as it may have
//been already initialized (by the command-line for instance)
AsciiOpenDlg* openDialog = GetOpenDialog(parameters.parentWidget);
assert(openDialog);
openDialog->setFilename(filename);
bool forceDialogDisplay = parameters.alwaysDisplayLoadDialog;
//if we should try to avoid displaying the dialog
//DGM: actually, we respect the wish of the caller by default ;)
//if (!forceDialogDisplay)
//{
// //we must check that the automatically guessed sequence is ok
// if (!openDialog->safeSequence())
// {
// forceDialogDisplay = true;
// }
//}
if (openDialog->restorePreviousContext())
{
//if we can/should use the previous sequence ('Apply all')
forceDialogDisplay = false;
}
if (parameters.sessionStart)
{
//we do this AFTER calling restorePreviousContext because it may still be good that the previous
//configuration is restored even though the user needs to confirm it
AsciiOpenDlg::ResetApplyAll();
}
QString dummyStr;
if ( forceDialogDisplay
|| !AsciiOpenDlg::CheckOpenSequence(openDialog->getOpenSequence(), dummyStr))
{
//show the dialog
if (!openDialog->exec())
{
//release the 'source' dialog (so as to be sure to reset it next time)
assert(openDialog == s_openDialog);
s_dialogGarbage.destroy(s_openDialog);
openDialog = s_openDialog = nullptr;
//process was cancelled
return CC_FERR_CANCELED_BY_USER;
}
}
//we compute the approximate line number
double averageLineSize = openDialog->getAverageLineSize();
unsigned approximateNumberOfLines = static_cast<unsigned>(ceil(static_cast<double>(fileSize)/averageLineSize));
AsciiOpenDlg::Sequence openSequence = openDialog->getOpenSequence();
char separator = static_cast<char>(openDialog->getSeparator());
bool commaAsDecimal = openDialog->useCommaAsDecimal();
unsigned maxCloudSize = openDialog->getMaxCloudSize();
unsigned skipLineCount = openDialog->getSkippedLinesCount();
bool showLabelsIn2D = openDialog->showLabelsIn2D();
//release the 'source' dialog (so as to be sure to reset it next time)
assert(openDialog == s_openDialog);
s_dialogGarbage.destroy(s_openDialog);
openDialog = s_openDialog = nullptr;
return loadCloudFromFormatedAsciiFile( filename,
container,
openSequence,
separator,
commaAsDecimal,
approximateNumberOfLines,
fileSize,
maxCloudSize,
skipLineCount,
parameters,
showLabelsIn2D);
}
struct cloudAttributesDescriptor
{
ccPointCloud* cloud;
static const unsigned c_attribCount = 13;
union
{
struct{ int xCoordIndex;
int yCoordIndex;
int zCoordIndex;
int xNormIndex;
int yNormIndex;
int zNormIndex;
int redIndex;
int greenIndex;
int blueIndex;
int iRgbaIndex;
int fRgbaIndex;
int greyIndex;
int labelIndex;
};
int indexes[c_attribCount];
};
std::vector<int> scalarIndexes;
std::vector<CCLib::ScalarField*> scalarFields;
bool hasNorms;
bool hasRGBColors;
bool hasFloatRGBColors[3];
cloudAttributesDescriptor()
{
reset();
}
void reset()
{
cloud = nullptr;
for (unsigned i = 0; i < c_attribCount; ++i)
{
indexes[i] = -1;
}
hasNorms = false;
hasRGBColors = false;
hasFloatRGBColors[0] = hasFloatRGBColors[1] = hasFloatRGBColors[2] = false;
scalarIndexes.clear();
scalarFields.clear();
}
void updateMaxIndex(int& maxIndex)
{
for (int attribIndex : indexes)
if (attribIndex > maxIndex)
maxIndex = attribIndex;
for (int sfIndex : scalarIndexes)
if (sfIndex > maxIndex)
maxIndex = sfIndex;
}
};
void clearStructure(cloudAttributesDescriptor &cloudDesc)
{
delete cloudDesc.cloud;
cloudDesc.cloud = nullptr;
cloudDesc.reset();
}
cloudAttributesDescriptor prepareCloud( const AsciiOpenDlg::Sequence &openSequence,
unsigned numberOfPoints,
int& maxIndex,
unsigned step = 1)
{
ccPointCloud* cloud = new ccPointCloud();
if (!cloud || !cloud->reserveThePointsTable(numberOfPoints))
{
delete cloud;
return cloudAttributesDescriptor();
}
if (step == 1)
cloud->setName("unnamed - Cloud");
else
cloud->setName(QString("unnamed - Cloud (part %1)").arg(step));
cloudAttributesDescriptor cloudDesc;
cloudDesc.cloud = cloud;
int seqSize = static_cast<int>(openSequence.size());
for (int i = 0; i < seqSize; ++i)
{
switch (openSequence[i].type)
{
case ASCII_OPEN_DLG_None:
break;
case ASCII_OPEN_DLG_X:
cloudDesc.xCoordIndex = i;
break;
case ASCII_OPEN_DLG_Y:
cloudDesc.yCoordIndex = i;
break;
case ASCII_OPEN_DLG_Z:
cloudDesc.zCoordIndex = i;
break;
case ASCII_OPEN_DLG_NX:
if (cloud->reserveTheNormsTable())
{
cloudDesc.xNormIndex = i;
cloudDesc.hasNorms = true;
cloud->showNormals(true);
}
else
{
ccLog::Warning("Failed to allocate memory for normals! (skipped)");
}
break;
case ASCII_OPEN_DLG_NY:
if (cloud->reserveTheNormsTable())
{
cloudDesc.yNormIndex = i;
cloudDesc.hasNorms = true;
cloud->showNormals(true);
}
else
{
ccLog::Warning("Failed to allocate memory for normals! (skipped)");
}
break;
case ASCII_OPEN_DLG_NZ:
if (cloud->reserveTheNormsTable())
{
cloudDesc.zNormIndex = i;
cloudDesc.hasNorms = true;
cloud->showNormals(true);
}
else
{
ccLog::Warning("Failed to allocate memory for normals! (skipped)");
}
break;
case ASCII_OPEN_DLG_Scalar:
{
int sfIndex = cloud->getNumberOfScalarFields() + 1;
QString sfName = openSequence[i].header;
if (sfName.isEmpty())
{
sfName = "Scalar field";
if (sfIndex > 1)
sfName += QString(" #%1").arg(sfIndex);
//if (isPositive)
// sfName += QString(" (positive)");
}
else
{
sfName.replace('_', ' ');
}
ccScalarField* sf = new ccScalarField(qPrintable(sfName));
int sfIdx = cloud->addScalarField(sf);
if (sfIdx >= 0)
{
cloudDesc.scalarIndexes.push_back(i);
cloudDesc.scalarFields.push_back(sf);
}
else
{
ccLog::Warning("Failed to add scalar field #%i to cloud #%i! (skipped)", sfIndex);
sf->release();
sf = nullptr;
}
}
break;
case ASCII_OPEN_DLG_Rf:
cloudDesc.hasFloatRGBColors[0] = true;
case ASCII_OPEN_DLG_R:
if (cloud->reserveTheRGBTable())
{
cloudDesc.redIndex = i;
cloudDesc.hasRGBColors = true;
cloud->showColors(true);
}
else
{
ccLog::Warning("Failed to allocate memory for colors! (skipped)");
}
break;
case ASCII_OPEN_DLG_Gf:
cloudDesc.hasFloatRGBColors[1] = true;
case ASCII_OPEN_DLG_G:
if (cloud->reserveTheRGBTable())
{
cloudDesc.greenIndex = i;
cloudDesc.hasRGBColors = true;
cloud->showColors(true);
}
else
{
ccLog::Warning("Failed to allocate memory for colors! (skipped)");
}
break;
case ASCII_OPEN_DLG_Bf:
cloudDesc.hasFloatRGBColors[2] = true;
case ASCII_OPEN_DLG_B:
if (cloud->reserveTheRGBTable())
{
cloudDesc.blueIndex = i;
cloudDesc.hasRGBColors = true;
cloud->showColors(true);
}
else
{
ccLog::Warning("Failed to allocate memory for colors! (skipped)");
}
break;
case ASCII_OPEN_DLG_RGB32i:
case ASCII_OPEN_DLG_RGB32f:
if (cloud->reserveTheRGBTable())
{
if (openSequence[i].type == ASCII_OPEN_DLG_RGB32i)
cloudDesc.iRgbaIndex = i;
else
cloudDesc.fRgbaIndex = i;
cloudDesc.hasRGBColors = true;
cloud->showColors(true);
}
else
{
ccLog::Warning("Failed to allocate memory for colors! (skipped)");
}
break;
case ASCII_OPEN_DLG_Grey:
if (cloud->reserveTheRGBTable())
{
cloudDesc.greyIndex = i;
cloud->showColors(true);
}
else
{
ccLog::Warning("Failed to allocate memory for colors! (skipped)");
}
break;
case ASCII_OPEN_DLG_Label:
assert(cloudDesc.labelIndex < 0); //There Can Be Only One
cloudDesc.labelIndex = i;
break;
default:
//unhandled case?
assert(false);
break;
}
}
//we compute the max index for each cloud descriptor
maxIndex = -1;
cloudDesc.updateMaxIndex(maxIndex);
return cloudDesc;
}
CC_FILE_ERROR AsciiFilter::loadCloudFromFormatedAsciiFile( const QString& filename,
ccHObject& container,
const AsciiOpenDlg::Sequence& openSequence,
char separator,
bool commaAsDecimal,
unsigned approximateNumberOfLines,
qint64 fileSize,
unsigned maxCloudSize,
unsigned skipLines,
LoadParameters& parameters,
bool showLabelsIn2D/*=false*/)
{
//we may have to "slice" clouds when opening them if they are too big!
maxCloudSize = std::min(maxCloudSize, CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
unsigned cloudChunkSize = std::min(maxCloudSize, approximateNumberOfLines);
unsigned cloudChunkPos = 0;
unsigned chunkRank = 1;
//we initialize the loading accelerator structure and point cloud
int maxPartIndex = -1;
cloudAttributesDescriptor cloudDesc = prepareCloud(openSequence, cloudChunkSize, maxPartIndex, chunkRank);
if (!cloudDesc.cloud)
{
return CC_FERR_NOT_ENOUGH_MEMORY;
}
//we re-open the file (ASCII mode)
QFile file(filename);
if (!file.open(QFile::ReadOnly))
{
//we clear already initialized data
clearStructure(cloudDesc);
return CC_FERR_READING;
}
QTextStream stream(&file);
//we skip lines as defined on input
{
for (unsigned i = 0; i < skipLines;)
{
QString currentLine = stream.readLine();
if (currentLine.isEmpty())
{
//empty lines are ignored
continue;
}
++i;
}
}
//progress indicator
QScopedPointer<ccProgressDialog> pDlg(nullptr);
if (parameters.parentWidget)
{
pDlg.reset(new ccProgressDialog(true, parameters.parentWidget));
pDlg->setMethodTitle(QObject::tr("Open ASCII file [%1]").arg(filename));
pDlg->setInfo(QObject::tr("Approximate number of points: %1").arg(approximateNumberOfLines));
pDlg->start();
}
CCLib::NormalizedProgress nprogress(pDlg.data(), approximateNumberOfLines);
//buffers
ScalarType D = 0;
CCVector3d P(0, 0, 0);
CCVector3d Pshift(0, 0, 0);
CCVector3 N(0, 0, 0);
ccColor::Rgb col;
bool preserveCoordinateShift = true;
//other useful variables
unsigned linesRead = 0;
unsigned pointsRead = 0;
CC_FILE_ERROR result = CC_FERR_NO_ERROR;
QLocale locale(commaAsDecimal ? QLocale::French : QLocale::English);
//main process
unsigned nextLimit = /*cloudChunkPos+*/cloudChunkSize;
while (true)
{
//read next line
QString currentLine = stream.readLine();
if (currentLine.isNull())
{
//end of file
break;
}
++linesRead;
if (currentLine.isEmpty() || currentLine.startsWith("//"))
{
//empty lines and comments are ignored
continue;
}
//if we have reached the max. number of points per cloud
if (pointsRead == nextLimit)
{
ccLog::PrintDebug("[ASCII] Point %i -> end of chunk (%i points)",pointsRead,cloudChunkSize);
//we re-evaluate the average line size
{
double averageLineSize = static_cast<double>(file.pos()) / (pointsRead + skipLines);
double newNbOfLinesApproximation = std::max(1.0, static_cast<double>(fileSize) / averageLineSize - static_cast<double>(skipLines));
//if approximation is smaller than actual one, we add 2% by default
if (newNbOfLinesApproximation <= pointsRead)
{
newNbOfLinesApproximation = std::max(static_cast<double>(cloudChunkPos + cloudChunkSize) + 1.0, static_cast<double>(pointsRead)* 1.02);
}
approximateNumberOfLines = static_cast<unsigned>(ceil(newNbOfLinesApproximation));
ccLog::PrintDebug("[ASCII] New approximate nb of lines: %i", approximateNumberOfLines);
}
//we try to resize actual clouds
if (cloudChunkSize < maxCloudSize || approximateNumberOfLines - cloudChunkPos <= maxCloudSize)
{
ccLog::PrintDebug("[ASCII] We choose to enlarge existing clouds");
cloudChunkSize = std::min(maxCloudSize, approximateNumberOfLines - cloudChunkPos);
if (!cloudDesc.cloud->reserve(cloudChunkSize))
{
ccLog::Error("Not enough memory! Process stopped ...");
result = CC_FERR_NOT_ENOUGH_MEMORY;
break;
}
}
else //otherwise we have to create new clouds
{
ccLog::PrintDebug("[ASCII] We choose to instantiate new clouds");
//we store (and resize) actual cloud
if (!cloudDesc.cloud->resize(cloudChunkSize))
ccLog::Warning("Memory reallocation failed ... some memory may have been wasted ...");
if (!cloudDesc.scalarFields.empty())
{
for (unsigned k = 0; k < cloudDesc.scalarFields.size(); ++k)
cloudDesc.scalarFields[k]->computeMinAndMax();
cloudDesc.cloud->setCurrentDisplayedScalarField(0);
cloudDesc.cloud->showSF(true);
}
//we add this cloud to the output container
container.addChild(cloudDesc.cloud);
cloudDesc.reset();
//and create new one
cloudChunkPos = pointsRead;
cloudChunkSize = std::min(maxCloudSize, approximateNumberOfLines - cloudChunkPos);
cloudDesc = prepareCloud(openSequence, cloudChunkSize, maxPartIndex, ++chunkRank);
if (!cloudDesc.cloud)
{
ccLog::Error("Not enough memory! Process stopped ...");
break;
}
if (preserveCoordinateShift)
{
cloudDesc.cloud->setGlobalShift(Pshift);
}
}
//we update the progress info
if (pDlg)
{
nprogress.scale(approximateNumberOfLines, 100, true);
pDlg->setInfo(QObject::tr("Approximate number of points: %1").arg(approximateNumberOfLines));
}
nextLimit = cloudChunkPos+cloudChunkSize;
}
//we split current line
QStringList parts = currentLine.simplified().split(separator, QString::SkipEmptyParts);
int nParts = parts.size();
if (nParts > maxPartIndex) //fake loop for easy break
{
//read the point coordinates
bool lineIsCorrupted = true;
for (int step = 0; step < 1; ++step) //fake loop for easy break
{
bool ok = true;
if (cloudDesc.xCoordIndex >= 0)
{
P.x = locale.toDouble(parts[cloudDesc.xCoordIndex], &ok);
if (!ok)
{
break;
}
}
if (cloudDesc.yCoordIndex >= 0)
{
P.y = locale.toDouble(parts[cloudDesc.yCoordIndex], &ok);
if (!ok)
{
break;
}
}
if (cloudDesc.zCoordIndex >= 0)
{
P.z = locale.toDouble(parts[cloudDesc.zCoordIndex], &ok);
if (!ok)
{
break;
}
}
lineIsCorrupted = false;
}
if (lineIsCorrupted)
{
ccLog::Warning("[AsciiFilter::Load] Line %i is corrupted (non numerical value found)", linesRead);
continue;
}
//first point: check for 'big' coordinates
if (pointsRead == 0)
{
if (HandleGlobalShift(P, Pshift, preserveCoordinateShift, parameters))
{
if (preserveCoordinateShift)
{
cloudDesc.cloud->setGlobalShift(Pshift);
}
ccLog::Warning("[ASCIIFilter::loadFile] Cloud has been recentered! Translation: (%.2f ; %.2f ; %.2f)", Pshift.x, Pshift.y, Pshift.z);
}
}
//add point
cloudDesc.cloud->addPoint(CCVector3::fromArray((P + Pshift).u));
//Normal vector
if (cloudDesc.hasNorms)
{
if (cloudDesc.xNormIndex >= 0)
N.x = static_cast<PointCoordinateType>(locale.toDouble(parts[cloudDesc.xNormIndex]));
if (cloudDesc.yNormIndex >= 0)
N.y = static_cast<PointCoordinateType>(locale.toDouble(parts[cloudDesc.yNormIndex]));
if (cloudDesc.zNormIndex >= 0)
N.z = static_cast<PointCoordinateType>(locale.toDouble(parts[cloudDesc.zNormIndex]));
cloudDesc.cloud->addNorm(N);
}
//Colors
if (cloudDesc.hasRGBColors)
{
if (cloudDesc.iRgbaIndex >= 0)
{
const uint32_t rgb = parts[cloudDesc.iRgbaIndex].toInt();
col.r = ((rgb >> 16) & 0x0000ff);
col.g = ((rgb >> 8) & 0x0000ff);
col.b = ((rgb ) & 0x0000ff);
}
else if (cloudDesc.fRgbaIndex >= 0)
{
const float rgbf = locale.toFloat(parts[cloudDesc.fRgbaIndex]);
const uint32_t rgb = *(reinterpret_cast<const uint32_t *>(&rgbf));
col.r = ((rgb >> 16) & 0x0000ff);
col.g = ((rgb >> 8) & 0x0000ff);
col.b = ((rgb ) & 0x0000ff);
}
else
{
if (cloudDesc.redIndex >= 0)
{
float multiplier = cloudDesc.hasFloatRGBColors[0] ? static_cast<float>(ccColor::MAX) : 1.0f;
col.r = static_cast<ColorCompType>(locale.toFloat(parts[cloudDesc.redIndex]) * multiplier);
}
if (cloudDesc.greenIndex >= 0)
{
float multiplier = cloudDesc.hasFloatRGBColors[1] ? static_cast<float>(ccColor::MAX) : 1.0f;
col.g = static_cast<ColorCompType>(locale.toFloat(parts[cloudDesc.greenIndex]) * multiplier);
}
if (cloudDesc.blueIndex >= 0)
{
float multiplier = cloudDesc.hasFloatRGBColors[2] ? static_cast<float>(ccColor::MAX) : 1.0f;
col.b = static_cast<ColorCompType>(locale.toFloat(parts[cloudDesc.blueIndex]) * multiplier);
}
}
cloudDesc.cloud->addRGBColor(col);