59 lines
1.1 KiB
C++
59 lines
1.1 KiB
C++
#ifndef TEST_NORM2_OPENCL_HH
|
|
#define TEST_NORM2_OPENCL_HH
|
|
#include "test_opencl.hpp"
|
|
|
|
|
|
template <class T, int number_of_tests, int max_dimension>
|
|
class bench_norm2
|
|
{
|
|
public:
|
|
|
|
typedef test_opencl<T, ublas::basic_row_major<>> test;
|
|
|
|
|
|
void run()
|
|
{
|
|
opencl::library lib;
|
|
int passedOperations = 0;
|
|
// get default device and setup context
|
|
compute::device device = compute::system::default_device();
|
|
compute::context context(device);
|
|
compute::command_queue queue(context, device);
|
|
|
|
std::srand(time(0));
|
|
|
|
ublas::vector<T> v;
|
|
|
|
|
|
for (int i = 0; i<number_of_tests; i++)
|
|
{
|
|
int size = std::rand() % max_dimension + 1;
|
|
|
|
v.resize(size);
|
|
test::init_vector(v, 200);
|
|
|
|
|
|
T norm2_cpu = ublas::norm_2(v);
|
|
T norm2_opencl = opencl::norm_2(v, queue);
|
|
|
|
|
|
if ((abs(norm2_cpu - norm2_opencl) / abs(norm2_cpu)) > 1e-6) //precision of float
|
|
{
|
|
std::cout << "Error in calculations" << std::endl;
|
|
|
|
std::cout << "passed: " << passedOperations << std::endl;
|
|
return;
|
|
}
|
|
|
|
passedOperations++;
|
|
|
|
}
|
|
std::cout << "All is well (vector opencl a_sum) of " << typeid(T).name() << std::endl;
|
|
|
|
|
|
|
|
}
|
|
|
|
};
|
|
|
|
#endif |