/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_5/src/CondCore/HcalPlugins/plugins/HcalGainWidthsPyWrapper.cc

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#include "CondFormats/HcalObjects/interface/HcalGainWidths.h"
#include "CondFormats/HcalObjects/interface/HcalGainWidth.h"

#include "CondCore/Utilities/interface/PayLoadInspector.h"
#include "CondCore/Utilities/interface/InspectorPythonWrapper.h"

#include <string>
#include <fstream>
#include <sstream>

#include "TH1F.h"
#include "TH2F.h"
#include "DataFormats/DetId/interface/DetId.h"
#include "DataFormats/HcalDetId/interface/HcalDetId.h"

#include "TROOT.h"
#include "TCanvas.h"
#include "TStyle.h"
#include "TColor.h"
#include "TLine.h"

#include "math.h"
//functions for correct representation of data in summary and plot:
#include "CondCore/HcalPlugins/interface/HcalObjRepresent.h"
using namespace HcalObjRepresent;

namespace cond {
        template<>
        class ValueExtractor<HcalGainWidths>: public  BaseValueExtractor<HcalGainWidths> {
        public:
                typedef HcalGainWidths Class;
                typedef ExtractWhat<Class> What;
                static What what() { return What();}

                ValueExtractor(){}

                ValueExtractor(What const & what)
                {
                        // here one can make stuff really complicated...
                }

                void compute(Class const & it){
                }
        private:

        };

        class HcalGainWidthsDataRepr: public ADataRepr
        {
        public:
                HcalGainWidthsDataRepr(unsigned int total, HcalGainWidths::tAllContWithNames const & allCont)
                        :ADataRepr(total), allContainers(allCont){}



        protected:
                HcalGainWidths::tAllContWithNames allContainers;

                void doFillIn(std::vector<TH2F> &graphData){
                        //ITERATORS AND VALUES:
                        HcalGainWidths::tAllContWithNames::const_iterator iter;
                        std::vector<HcalGainWidth>::const_iterator contIter;
                        float value = 0.0;

                        //run trough all pair containers
                        for (iter = allContainers.begin(); iter != allContainers.end(); ++iter){
                                //Run trough all values:
                                for (contIter = (*iter).second.begin(); contIter != (*iter).second.end(); ++contIter){
                                        hcal_id = HcalDetId((uint32_t)(*contIter).rawId());

                                        depth = hcal_id.depth();
                                        if (depth<1 || depth>4) 
                                                continue;

                                        ieta=hcal_id.ieta();
                                        iphi=hcal_id.iphi();

                                        if (hcal_id.subdet() == HcalForward)
                                                ieta>0 ? ++ieta : --ieta;

                                        //GET VALUE:
                                        value = (*contIter).getValue(id);
                                        //logstatus = log2(1.*channelBits)+1;

                                        //FILLING GOES HERE:
                                        graphData[depth-1].Fill(ieta,iphi, value);      
                                }
                        }
                }
        };

        template<>
        std::string PayLoadInspector<HcalGainWidths>::summary() const {
                std::stringstream ss;
                unsigned int totalValues = 4;
                // get all containers with names
                HcalGainWidths::tAllContWithNames allContainers = object().getAllContainers();

                // initializing iterators
                HcalGainWidths::tAllContWithNames::const_iterator iter;
                std::vector<HcalGainWidth>::const_iterator contIter;

                ss << "Total HCAL containers: " << allContainers.size() << std::endl;

                typedef std::pair<std::pair< std::vector<float>, std::vector<float> >, int> tPora;

                std::vector<tPora> vec(allContainers.size());

                std::vector<tPora>::iterator iMaz = vec.begin();

                float sum = 0.0, average = 0.0, std_dev = 0.0, sqr_sum = 0.0;
                int size = 0;

                //Run trough all 8 detector containers:
                for (iter = allContainers.begin(), iMaz = vec.begin(); iter != allContainers.end(); ++iter, ++iMaz){
                        ss << "---------------------------------------------" << std::endl;
                        ss << "Detector: " << (*iter).first << ";    Total values: "<< (*iter).second.size() << std::endl;
                        unsigned int j = 0;
                        iMaz->second = (*iter).second.size();
                        (iMaz->first).first = std::vector<float>(totalValues, 0.0);
                        (iMaz->first).second = std::vector<float>(totalValues, 0.0);
                        float capValue = 0.0;
                        //Run trough all values in container
                        for (contIter = (*iter).second.begin(); contIter != (*iter).second.end(); ++contIter){

                                //Run trough all values in object:
                                for (unsigned int i = 0; i < totalValues; ++i){
                                        capValue = (*contIter).getValue(i);
                                        (iMaz->first).first[i] += capValue;
                                        (iMaz->first).second[i]+= (capValue * capValue);
                                        //ss << "[" << i << "] " << capValue << ", " << (iMaz->first).first[i] << ", " << (iMaz->first).second[i] << "; ";
                                }
                                //ss << std::endl;
                                ++j;
                        }

                        size = (*iMaz).second;
                        for (unsigned int i = 0; i < totalValues; ++i){
                                sum = ((*iMaz).first).first[i];
                                sqr_sum = ((*iMaz).first).second[i];
                                average = sum/size;
                                //here needs to take absolute value for sqrt:
                                std_dev = sqrt( fabs((sqr_sum / size) - (average * average)) );

                                ss  << "    GainWidth " << i << " :"<< std::endl;
                                ss      << "          Average: " << average << "; "<< std::endl;
                                ss      << "          Standart deviation: " << std_dev << "; " << std::endl;
                        }       
                }
                //std::cout << ss.str();
                        return ss.str();
        }

        template<>
        std::string PayLoadInspector<HcalGainWidths>::plot(std::string const & filename,
                std::string const &,
                std::vector<int> const&,
                std::vector<float> const& ) const 
        {

                //how much values are in container
                unsigned int numOfValues = 4;

                //create object helper for making plots;
                HcalGainWidthsDataRepr datarepr(numOfValues, object().getAllContainers());

                datarepr.nr = 0;
                datarepr.id = 0;
                datarepr.rootname.str("_GainWidthrootvalue_");
                datarepr.plotname.str("GainWidthValue ");
                datarepr.filename.str("");
                datarepr.filename << filename << "_GainWidth_";

                typedef std::vector<TH2F> graphData;
                std::vector< graphData > graphDataVec(numOfValues);
                std::vector< graphData >::iterator imageIter;

                //create images:
                for (imageIter = graphDataVec.begin(); imageIter != graphDataVec.end(); ++imageIter){

                        //MAIN FUNCTION:
                        datarepr.fillOneGain((*imageIter));

                        ++(datarepr.nr);
                        ++(datarepr.id);
                }
                return filename;
        }
}
PYTHON_WRAPPER(HcalGainWidths,HcalGainWidths);