/* 
 * File:   pararell.h
 * Author: bkwiatek
 */

#ifndef PARARELL_H
#define	PARARELL_H

class Pararell {
public:

    Pararell() {
	this->nthreads = 0;
	this->debug = false;
    }

    void setDebug(bool debug) {
	this->debug = debug;
    }

    void setThreads(unsigned long nthreads) {
	this->nthreads = nthreads;
	omp_set_num_threads(this->nthreads);
    }

    unsigned long getThreads() {
	return this->nthreads;
    }

    bool hasThreads() {
	if (this->nthreads > 0) {
	    return true;
	} else {
	    throw Exception("Set number of threads.");
	    return false;
	}
    }

    unsigned long calcChunk(unsigned long long size) {
	return size / this->nthreads;
    }

    double printTimer(double time) {
	if (this->debug == true) {
	    cout << "Timer:";
	    cout.precision(10);
	    cout << time;
	    cout << endl;
	}
    }
private:
    unsigned long nthreads; // thread count
    bool debug; // display time
} para;



#endif	/* PARARELL_H */