// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
void ChangeResolution::execute()
{
int err = 0;
setErrorCondition(err);
DREAM3D_RANDOMNG_NEW()
VoxelDataContainer* m = getVoxelDataContainer();
if(NULL == m)
{
setErrorCondition(-999);
notifyErrorMessage("The DataContainer Object was NULL", -999);
return;
}
setErrorCondition(0);
if (getErrorCondition() < 0)
{
return;
}
if(m->getXRes() == m_Resolution.x
&& m->getYRes() == m_Resolution.y
&& m->getZRes() == m_Resolution.z)
{
return;
}
size_t dims[3];
m->getDimensions(dims);
float sizex = (dims[0])*m->getXRes();
float sizey = (dims[1])*m->getYRes();
float sizez = (dims[2])*m->getZRes();
int m_XP = int(sizex / m_Resolution.x);
int m_YP = int(sizey / m_Resolution.y);
int m_ZP = int(sizez / m_Resolution.z);
int64_t totalPoints = m_XP*m_YP*m_ZP;
float x, y, z;
int col, row, plane;
int index;
int index_old;
std::vector<size_t> newindicies;
newindicies.resize(totalPoints);
for (int i = 0; i < m_ZP; i++)
{
std::stringstream ss;
ss << "Changing Resolution - " << ((float)i/m->getZPoints())*100 << " Percent Complete";
notifyStatusMessage(ss.str());
for (int j = 0; j < m_YP; j++)
{
for (int k = 0; k < m_XP; k++)
{
x = (k * m_Resolution.x);
y = (j * m_Resolution.y);
z = (i * m_Resolution.z);
col = int(x / m->getXRes());
row = int(y / m->getYRes());
plane = int(z / m->getZRes());
index_old = (plane * m->getXPoints() * m->getYPoints()) + (row * m->getXPoints()) + col;
index = (i * m_XP * m_YP) + (j * m_XP) + k;
newindicies[index] = index_old;
}
}
}
std::list<std::string> voxelArrayNames = m->getCellArrayNameList();
for (std::list<std::string>::iterator iter = voxelArrayNames.begin(); iter != voxelArrayNames.end(); ++iter)
{
std::string name = *iter;
IDataArray::Pointer p = m->getCellData(*iter);
// Make a copy of the 'p' array that has the same name. When placed into
// the data container this will over write the current array with
// the same name. At least in theory
IDataArray::Pointer data = p->createNewArray(p->GetNumberOfTuples(), p->GetNumberOfComponents(), p->GetName());
data->Resize(totalPoints);
void* source = NULL;
void* destination = NULL;
size_t newIndicies_I = 0;
int nComp = data->GetNumberOfComponents();
for (size_t i = 0; i < static_cast<size_t>(totalPoints); i++)
{
newIndicies_I = newindicies[i];
source = p->GetVoidPointer((nComp * newIndicies_I));
destination = data->GetVoidPointer((data->GetNumberOfComponents() * i));
::memcpy(destination, source, p->GetTypeSize() * data->GetNumberOfComponents());
}
m->addCellData(*iter, data);
}
m->setResolution(m_Resolution.x, m_Resolution.y, m_Resolution.z);
m->setDimensions(m_XP, m_YP, m_ZP);
notifyStatusMessage("Complete");
}
