Files
DKS/test/testRandom.cpp
2017-02-07 09:57:04 +01:00

82 lines
1.7 KiB
C++

#include <iostream>
#include <string>
#include <vector>
#include <sys/time.h>
#include "DKSBase.h"
using namespace std;
int main(int argc, char *argv[]) {
int size = 10;
bool apiSet = false;
char *api_name = new char[10];
char *device_name = new char[10];
for (int i = 1; i < argc; i++) {
if (argv[i] == string("-cuda")) {
strcpy(api_name, "Cuda");
strcpy(device_name, "-gpu");
apiSet = true;
}
if (argv[i] == string("-opencl")) {
strcpy(api_name, "OpenCL");
strcpy(device_name, "-gpu");
apiSet = true;
}
if (argv[i] == string("-N")) {
size = atoi(argv[i+1]);
i++;
}
}
if (!apiSet) {
strcpy(api_name, "Cuda");
strcpy(device_name, "-gpu");
}
cout << "=========================BEGIN TEST=========================" << endl;
cout << "Use api: " << api_name << "\t" << device_name << endl;
cout << "Number of randoms: " << size << endl;
//init dks
int ierr;
DKSBase base;
base.setAPI(api_name, strlen(api_name));
base.setDevice(device_name, strlen(api_name));
base.initDevice();
base.callInitRandoms(size);
//create host vector to store results
double *host_data = new double[size];
//create device vector
void *device_data = base.allocateMemory<double>(size, ierr);
for (int i = 0; i < 5; i++) {
//fill device vector with random values
base.callCreateRandomNumbers(device_data, size);
//read device vector
base.readData<double>(device_data, host_data, size);
//print host data
for (int i = 0; i < size; i++)
cout << host_data[i] << " ";
cout << endl;
}
//free device vector
base.freeMemory<double>(device_data, size);
//free host data
delete[] host_data;
return 0;
}