SpeedTest.cpp

Go to the documentation of this file.

#include <memory>
#include "SpeedTest.h"
#include "AbstractState.h"
#include "DataStructures.h"
#include "crossplatform_shared_ptr.h"
 
#include <time.h>
 
// A hack to make powerpc happy since sysClkRateGet not found
#if defined(__powerpc__)
#    define CLOCKS_PER_SEC 1000
#endif
 
namespace CoolProp {
 
void compare_REFPROP_and_CoolProp(const std::string& fluid, CoolProp::input_pairs inputs, double val1, double val2, std::size_t N, double d1,
                                  double d2) {
    time_t t1, t2;
 
    shared_ptr<AbstractState> State(AbstractState::factory("HEOS", fluid));
    t1 = clock();
    for (std::size_t ii = 0; ii < N; ++ii) {
        State->update(inputs, val1 + ii * d1, val2 + ii * d2);
    }
    t2 = clock();
 
    double elap = ((double)(t2 - t1)) / CLOCKS_PER_SEC / ((double)N) * 1e6;
    std::cout << format("Elapsed time for CoolProp is %g us/call\n", elap);
 
    State.reset(AbstractState::factory("REFPROP", fluid));
    t1 = clock();
    for (std::size_t ii = 0; ii < N; ++ii) {
        State->update(inputs, val1 + ii * d1, val2 + ii * d2);
    }
    t2 = clock();
    elap = ((double)(t2 - t1)) / CLOCKS_PER_SEC / ((double)N) * 1e6;
    std::cout << format("Elapsed time for REFPROP is %g us/call\n", elap);
}
 
} /* namespace CoolProp */