#include <unistd.h>
#include <cstring>
#pragma once
/**
   @short data structure to hold the detector data after postprocessing
 */
class detectorData {
 public:
  /** 
	 * Constructor
   * @param progress progress index
   * @param fname file name prefix
   * @param nx number of detector channels (1D detector) or dimension in x (2D detector)
   * @param ny dimension in y (2D detector)
   * @param d pointer to data in char* format
   * @param dbytes number of bytes of image pointed to by cval pointer
   * @param dr dynamic range or bits per pixel
   * @param fIndex file index
  */
  detectorData(double progress, std::string fname, int x, int y, char *d, int dbytes, int dr, uint64_t fIndex) :
			  progressIndex(progress), fileName(fname), fileIndex(fIndex), nx(x), ny(y), data(d), databytes(dbytes), dynamicRange(dr)  {};

  /**
	 * Destructor
	 * data has to be deleted by caller
   */
    ~detectorData() {};

	int64_t getChannel(int i) {
		int off=dynamicRange/8;
		if (off==1) {
			char val=*(data+i);
			return val;
		}		
		if (off==2) {
			int16_t val=*((int16_t*)(data+i*off));
			return val;
		}	
		if (off==4) {
			int32_t val=*((int32_t*)(data+i*off));
			return val;
		}
		if (off==8) {
			int64_t val=*((int64_t*)(data+i*off));
			return val;
		}
		return -1;
	}
    //private:
    double progressIndex;
    std::string fileName;
		uint64_t fileIndex;
    int nx;
    int ny;
    char* data;
    int databytes;
    int dynamicRange; 
};