C++ (Cpp) CntZImage::getData Examples

Example #1

File: Lerc.cpp Project: patrickarlt/lerc

bool Lerc::Convert(const CntZImage& zImg, T* arr, BitMask* pBitMask) const
{
  if (!arr || !zImg.getSize())
    return false;

  const bool fltPnt = (typeid(*arr) == typeid(double)) || (typeid(*arr) == typeid(float));

  int h = zImg.getHeight();
  int w = zImg.getWidth();

  if (pBitMask)
  {
    pBitMask->SetSize(w, h);
    pBitMask->SetAllValid();
  }

  const CntZ* srcPtr = zImg.getData();
  T* dstPtr = arr;
  int num = w * h;
  for (int k = 0; k < num; k++)
  {
    if (srcPtr->cnt > 0)
      *dstPtr = fltPnt ? (T)srcPtr->z : (T)floor(srcPtr->z + 0.5);
    else if (pBitMask)
      pBitMask->SetInvalid(k);

    srcPtr++;
    dstPtr++;
  }

  return true;
}