Category : openmp

When trying to compile ASIFT algorithm from C++ source on macOS, I encountered problems with OpenMP library. The compiler is Apple Clang, macOS version is 11.3. First the compiler told me that "omp.h" can’t be found. I refer to this question and installed libomp through HomeBrew. After proper installation, I change the following code in ..

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I’m trying to get the sum of numbers from 1 to 100 using only 5 threads even though I have 12 available. I’m very new to this so be kind xD. This was my approach. Please show me where I went wrong. #include <omp.h> #include <stdio.h> #include <stdlib.h> int main (int argc, char *argv[]) { ..

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I’m pretty new to OMP so I’m fine if I have this wrong. Also I wasn’t successful in finding information about this but I’m sure I missed something obvious. I have some nested loops, I would like to parallelize a certain way. This is a serial version. Notice f(i) is a larger integer between 100 ..

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This question is very similar to Using C++11 multithreading in shared library loaded by program without thread support I have a shared library which uses OpenMP and a main program, which calls a function from that. testlib.cpp #include <memory> void foo(std::shared_ptr<int> f) { #pragma omp parallel for for (size_t g = 0; g < 100; ..

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Language: C++ IDE: Visual Studio 2019 I wrote a program that collects data on random graphs (different probabilities for edges) to prove a Erdős–Rényi model threshold. each graph has 1000 vertexes and i need to run 15,000 cases (5,000 of which are diameter – and that takes a while) so naturally i would want to ..

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