bool ccGenericPointCloud::fromFile_MeOnly(QFile& in, short dataVersion)
{
if (!ccHObject::fromFile_MeOnly(in, dataVersion))
return false;
if (dataVersion<20)
return CorruptError();
//'coordinates shift' (dataVersion>=20)
if (in.read((char*)m_originalShift,sizeof(double)*3)<0)
return ReadError();
//'visibility' array (dataVersion>=20)
bool hasVisibilityArray = false;
if (in.read((char*)&hasVisibilityArray,sizeof(bool))<0)
return ReadError();
if (hasVisibilityArray)
{
if (!m_visibilityArray)
{
m_visibilityArray = new VisibilityTableType();
m_visibilityArray->link();
}
if (!ccSerializationHelper::GenericArrayFromFile(*m_visibilityArray,in,dataVersion))
{
unallocateVisibilityArray();
return false;
}
}
return true;
}
bool ccGenericPointCloud::fromFile_MeOnly(QFile& in, short dataVersion, int flags)
{
if (!ccHObject::fromFile_MeOnly(in, dataVersion, flags))
return false;
if (dataVersion < 20)
return CorruptError();
if (dataVersion < 33)
{
//'coordinates shift' (dataVersion>=20)
if (in.read((char*)m_globalShift.u,sizeof(double)*3) < 0)
return ReadError();
m_globalScale = 1.0;
}
else
{
//'global shift & scale' (dataVersion>=33)
if (!loadShiftInfoFromFile(in))
return ReadError();
}
//'visibility' array (dataVersion>=20)
bool hasVisibilityArray = false;
if (in.read((char*)&hasVisibilityArray,sizeof(bool)) < 0)
return ReadError();
if (hasVisibilityArray)
{
if (!m_pointsVisibility)
{
m_pointsVisibility = new VisibilityTableType();
m_pointsVisibility->link();
}
if (!ccSerializationHelper::GenericArrayFromFile(*m_pointsVisibility,in,dataVersion))
{
unallocateVisibilityArray();
return false;
}
}
//'point size' (dataVersion>=24)
if (dataVersion >= 24)
{
if (in.read((char*)&m_pointSize,1) < 0)
return WriteError();
}
else
{
m_pointSize = 0; //= follows default setting
}
return true;
}
bool ccGenericPointCloud::razVisibilityArray()
{
if (!m_visibilityArray)
{
m_visibilityArray = new VisibilityTableType();
m_visibilityArray->link();
}
if (!m_visibilityArray->resize(size()))
{
unallocateVisibilityArray();
return false;
}
m_visibilityArray->fill(1); //by default, all points are visible
return true;
}
bool ccGenericPointCloud::resetVisibilityArray()
{
if (!m_pointsVisibility)
{
m_pointsVisibility = new VisibilityTableType();
m_pointsVisibility->link();
}
if (!m_pointsVisibility->resize(size()))
{
unallocateVisibilityArray();
return false;
}
m_pointsVisibility->fill(POINT_VISIBLE); //by default, all points are visible
return true;
}
void ccGenericPointCloud::clear()
{
unallocateVisibilityArray();
deleteOctree();
enableTempColor(false);
}
