277 lines
6.9 KiB
C++
277 lines
6.9 KiB
C++
#ifndef EVTREADER_H
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#define EVTREADER_H
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#include <stdio.h>
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#include <iostream>
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#include <fstream>
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#include <stdlib.h>
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#include <string.h>
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#include "TSystem.h"
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#include "TObject.h"
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#include "TFile.h"
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#include "TTree.h"
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#include "TString.h"
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#include "TBenchmark.h"
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#include "../armory/DataBlock.h"
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#define MAX_CRATES 2
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#define MAX_BOARDS_PER_CRATE 13
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#define MAX_CHANNELS_PER_BOARD 16
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#define BOARD_START 2
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class evtReader{
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public:
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DataBlock * data;
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private:
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FILE * inFile;
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long int inFileSize;
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long int inFilePos;
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bool endOfFile;
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bool isOpened;
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Long64_t blockID;
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long int nBlock;
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unsigned int extraHeader[14];
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unsigned int traceBlock[MAX_TRACE_LENGHT/2];
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TBenchmark gClock;
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///============================================ Methods
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public:
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evtReader();
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evtReader(TString inFileName);
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~evtReader();
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void OpenFile(TString inFileName);
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void UpdateFileSize();
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bool IsEndOfFile();
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bool IsOpen() {return isOpened;}
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long int GetFilePos() {return inFilePos;}
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long int GetFileSize() {return inFileSize;}
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Long64_t GetBlockID() {return blockID;}
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Long64_t GetNumberOfBlock() {return nBlock;}
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int ReadBlock(int opt = 0); /// 0 = default, fill data
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/// 1 = no fill data
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void ScanNumberOfBlock();
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void PrintStatus(int mod);
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};
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//========================== implementation
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evtReader::evtReader(){
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inFile = 0;
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data = new DataBlock();
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inFileSize = 0;
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inFilePos = 0;
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nBlock = 0;
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blockID = -1;
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endOfFile = false;
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isOpened = false;
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}
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evtReader::~evtReader(){
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fclose(inFile);
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delete inFile;
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delete data;
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}
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evtReader::evtReader(TString inFileName){
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inFile = 0;
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data = new DataBlock();
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inFileSize = 0;
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inFilePos = 0;
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nBlock = 0;
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blockID = -1;
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endOfFile = false;
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isOpened = false;
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OpenFile(inFileName);
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}
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void evtReader::OpenFile(TString inFileName){
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inFile = fopen(inFileName, "r");
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if( inFile == NULL ){
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printf("Cannot read file : %s \n", inFileName.Data());
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}else{
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fseek(inFile, 0L, SEEK_END);
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inFileSize = ftell(inFile);
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rewind(inFile); ///back to the File begining
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data->Clear();
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gClock.Reset();
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gClock.Start("timer");
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isOpened = true;
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}
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};
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void evtReader::UpdateFileSize(){
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if( inFile == NULL ) return;
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fseek(inFile, 0L, SEEK_END);
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inFileSize = ftell(inFile);
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fseek(inFile, inFilePos, SEEK_SET);
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}
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bool evtReader::IsEndOfFile() {
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int haha = feof(inFile);
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return haha > 0 ? true: false;
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}
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int evtReader::ReadBlock(int opt){
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if( feof(inFile) ) return -1;
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if( endOfFile ) return -1;
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unsigned int header[4]; ///read 4 header, unsigned int = 4 byte = 32 bits.
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if ( fread(header, sizeof(header), 1, inFile) != 1 ) {
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endOfFile = true;
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return -1;
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}
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blockID ++;
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if( opt == 0 ){
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/// see the Pixie-16 user manual, Table4-2
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data->eventID = blockID;
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data->ch = header[0] & 0xF ;
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data->slot = (header[0] >> 4) & 0xF;
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data->crate = (header[0] >> 8) & 0xF;
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data->headerLength = (header[0] >> 12) & 0x1F;
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data->eventLength = (header[0] >> 17) & 0x3FFF;
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data->pileup = header[0] >> 31 ;
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data->time = ((ULong64_t)(header[2] & 0xFFFF) << 32) + header[1];
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data->cfd = header[2] >> 16 ;
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data->energy = (header[3] & 0xFFFF );
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data->trace_length = (header[3] >> 16) & 0x7FFF;
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data->trace_out_of_range = header[3] >> 31;
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data->ClearQDC();
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data->ClearTrace();
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///======== read QDCsum
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if( data->headerLength >= 4 ){
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fread(extraHeader, sizeof(unsigned int) * (data->headerLength-4), 1, inFile);
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if( data->headerLength == 8 || data->headerLength == 16){
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data->trailing = extraHeader[0];
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data->leading = extraHeader[1];
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data->gap = extraHeader[2];
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data->baseline = extraHeader[3];
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}
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if( data->headerLength == 12 || data->headerLength == 16){
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for( int i = 0; i < 8; i++){
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int startID = 0;
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if( data->headerLength > 12) startID = 4; ///the 1st 4 words
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data->QDCsum[i] = extraHeader[i+startID];
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}
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}
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}else{
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for( int i = 0 ; i < 8; i++){ data->QDCsum[i] = 0;}
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data->trailing = 0;
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data->leading = 0;
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data->gap = 0;
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data->baseline = 0;
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}
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///====== read trace
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if( data->eventLength > data->headerLength ){
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fread(traceBlock, sizeof(unsigned int) * ( data->trace_length / 2 ), 1, inFile);
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for( int i = 0; i < data->trace_length/2 ; i++){
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data->trace[2*i+0] = traceBlock[i] & 0xFFFF ;
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data->trace[2*i+1] = (traceBlock[i] >> 16 ) & 0xFFFF ;
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}
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///make QDC by trace
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/**
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if( data->headerLength == 4 || data->headerLength == 8 ) {
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for( int i = 0; i < 8; i++){ data->QDCsum[i] = 0;}
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for( int i = 0; i < data->trace_length; i++){
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if( 0 <= i && i < 31 ) data->QDCsum[0] += data->trace[i];
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if( 31 <= i && i < 60 ) data->QDCsum[1] += data->trace[i];
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if( 60 <= i && i < 75 ) data->QDCsum[2] += data->trace[i];
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if( 75 <= i && i < 95 ) data->QDCsum[3] += data->trace[i];
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if( 95 <= i && i < 105 ) data->QDCsum[4] += data->trace[i];
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if( 105 <= i && i < 160 ) data->QDCsum[5] += data->trace[i];
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if( 160 <= i && i < 175 ) data->QDCsum[6] += data->trace[i];
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if( 175 <= i && i < 200 ) data->QDCsum[7] += data->trace[i];
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}
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}*/
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}
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}
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if( opt == 1 ){
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data->headerLength = (header[0] >> 12) & 0x1F;
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data->eventLength = (header[0] >> 17) & 0x3FFF;
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data->trace_length = (header[3] >> 16) & 0x7FFF;
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if( data->headerLength >= 4 ){
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fread(extraHeader, sizeof(unsigned int) * (data->headerLength-4), 1, inFile);
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}
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if( data->eventLength > data->headerLength ){
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fread(traceBlock, sizeof(unsigned int) * ( data->trace_length / 2 ), 1, inFile);
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}
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}
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inFilePos = ftell(inFile);
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return 1;
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}
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void evtReader::ScanNumberOfBlock(){
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nBlock = 0;
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while( ReadBlock(1) != -1 ){
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nBlock ++;
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PrintStatus(10000);
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}
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printf("\n\n\n");
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printf("scan complete: number of data Block : %ld\n", nBlock);
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inFilePos = 0;
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blockID = -1;
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rewind(inFile); ///back to the File begining
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endOfFile = false;
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}
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void evtReader::PrintStatus(int mod){
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///==== event stats, print status every 10000 events
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if ( blockID % mod == 0 ) {
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UpdateFileSize();
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gClock.Stop("timer");
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double time = gClock.GetRealTime("timer");
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gClock.Start("timer");
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printf("Total measurements: \x1B[32m%llu \x1B[0m\nReading Pos: \x1B[32m %.3f/%.3f GB\x1B[0m\nTime used:%3.0f min %5.2f sec\033[A\033[A\r",
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blockID, inFilePos/(1024.*1024.*1024.), inFileSize/1024./1024./1024, TMath::Floor(time/60.), time - TMath::Floor(time/60.)*60.);
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}
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}
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#endif
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