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#include <map>
#include <cstdlib>
#include <vector>
#include "VecGeom/base/Map.h"
#include "VecGeom/base/RNG.h"
using vecgeom::RNG;
#include "VecGeom/backend/cuda/Interface.h"
void launchTestNew(vecgeom::DevicePtr<vecgeom::cuda::map<double, double>> &devMap, vecgeom::DevicePtr<double> key,
int N, int nBlocks, int nThreads);
void launchRebuildMap(vecgeom::DevicePtr<vecgeom::cuda::map<double, double>> &devMap, vecgeom::DevicePtr<double> key,
vecgeom::DevicePtr<double> value, int N, int nBlocks, int nThreads);
VECCORE_ATT_HOST
double getRandom()
{
return RNG::Instance().uniform();
}
VECCORE_ATT_HOST
void testStd(int size, double *keys, double *values)
{
std::map<double, double> stdMap;
for (int i = 0; i < size; ++i) {
stdMap.insert(std::pair<double, double>(keys[i], values[i]));
}
for (int i = 0; i < size; ++i)
printf("From std map= %f and with find %f\n", stdMap[keys[i]], stdMap.find(keys[i])->second);
}
int main()
{
const int kSize = 50;
double *mapKeys = new double[kSize];
double *mapValues = new double[kSize];
for (int i = 0; i < kSize; ++i) {
mapValues[i] = getRandom();
mapKeys[i] = getRandom();
printf(" vectors %f, %f\n", mapKeys[i], mapValues[i]);
}
vecgeom::DevicePtr<double> mapKeysDev;
mapKeysDev.Allocate(kSize);
if (cudaGetLastError() != cudaSuccess) {
printf(" ERROR ALLOC KEYS\n");
return 0;
}
vecgeom::DevicePtr<double> mapValuesDev;
mapValuesDev.Allocate(kSize);
if (cudaGetLastError() != cudaSuccess) {
printf(" ERROR ALLOC VALUES\n");
return 0;
}
vecgeom::DevicePtr<vecgeom::cuda::map<double, double>> devMap;
devMap.Allocate(kSize);
if (cudaGetLastError() != cudaSuccess) {
printf(" ERROR ALLOC MAP\n");
return 0;
}
devMap.Construct();
mapKeysDev.ToDevice(mapKeys, kSize);
if (cudaSuccess != cudaGetLastError()) {
printf("ERROR MEMCPY keys\n");
return 0;
}
mapValuesDev.ToDevice(mapValues, kSize);
if (cudaSuccess != cudaGetLastError()) {
printf("ERROR MEMCPY values\n");
}
printf(" rebuild map\n");
launchRebuildMap(devMap, mapKeysDev, mapValuesDev, kSize, 1, 1);
launchTestNew(devMap, mapKeysDev, kSize, 1, 1);
delete[] mapKeys;
delete[] mapValues;
mapKeysDev.Deallocate();
mapValuesDev.Deallocate();
return 0;
}
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