TileManager.cpp

 
/* SPDX-License-Identifier: CC0-1.0 */
#include "TileManager.h"
 
#include "IException.h"
 
using namespace std;
namespace Isis {
 
  TileManager::TileManager(const Isis::Cube &cube,
                           const int &bufNumSamples, const int &bufNumLines) :
    Isis::BufferManager(cube.sampleCount(), cube.lineCount(), cube.bandCount(),
                        bufNumSamples, bufNumLines, 1,
                        cube.pixelType()) {
 
    p_numSampTiles = (cube.sampleCount() - 1) / bufNumSamples + 1;
    p_numLineTiles = (cube.lineCount() - 1) / bufNumLines + 1;
  }
 
  bool TileManager::SetTile(const int tile, const int band) {
    if(tile < 1) {
      string message = "Invalid value for argument [tile]";
      throw IException(IException::Programmer, message, _FILEINFO_);
    }
 
    if(band < 1) {
      string message = "Invalid value for argument [band]";
      throw IException(IException::Programmer, message, _FILEINFO_);
    }
 
    int map = (band - 1) * (p_numSampTiles * p_numLineTiles) + tile - 1;
 
    return setpos(map);
  }
} // end namespace isis