All Questions
Tagged with c++17multithreading
21 questions
4votes
1answer
251views
Multithreaded MVC game engine
This is an attempt at a multithreaded model-view-controller based engine for 2d console games (board games, roguelikes that sort of thing.) The code below will provide a fully working example but is ...
- 409
4votes
2answers
403views
Multi-threaded Mandelbrot set generator slower than single thread
I am new to parallel programming. I have been playing around with multi-threading and for some reason, multi-threading the Mandelbrot set is slower than running a single thread. I have been trying to ...
- 41
3votes
1answer
2kviews
Asynchronous dispatch queue
Background: This is supposed to be the sole worker thread to carry out long-lasting jobs in a GUI application. The GUI thread should be able to schedule tasks in a non-blocking manner and the tasks ...
- 1,004
1vote
2answers
4kviews
C++17 multi threaded thread "pauser"
I needed a way to pause multiple threads from a single parent thread, this was my solution for the general case. I would like advice on code quality and enhancements. I'm particularly interested if ...
- 696
4votes
2answers
2kviews
Allow one thread to execute section while others wait and resume
I have a requirement that is summarized below. ...
3votes
1answer
4kviews
C++ callback multithreaded, can unregister itself
update: a new version of this code is posted here With this post, i would like to 1) ask for feedback on below code as it stands: do i apply all best practices for c++20? is it safe? is my way to ...
3votes
2answers
154views
A simple multithreaded openrct2 maze simulator
I found these two videos by Marcel Vos: (1) (2) that show how you can make hedge mazes that are very hard for the simple roller coaster tycoon 2 park guest AI to solve. Long story short, he eventually ...
- 33
2votes
1answer
424views
C++ implementation of recursive_shared_mutex
I know it's bad to even use recursive_mutex because of its poor performance, let alone a recursive shared mutex. However, I'm doing this just to practice. Any suggestion will be appreciated! ...
- 243
5votes
2answers
1kviews
C++ multithreading logger class
I have designed a logger class to log messages to a file. It uses an independent thread to log the messages save to a queue previously using the main thread. I want to receive reviews about it. ...
- 237
10votes
2answers
420views
N-Body Optimization
I've created a serial C++ code for gravitational N-Body calculation. Because I expect to have upwards of 8-71 sparse bodies (ie, where Barnes-Hut is not necessarily practical) and running for long ...
2votes
1answer
711views
Scoped thread using modern C++
I wrote this simple scoped thread to use it as a class member to ensure the the thread running on a class method doesn't continue running after the class has been destructed. Also to spawn threads ...
- 293
2votes
1answer
267views
C++ Fixed-size general-purpose thread pool
I've been reading about thread pools in C++ for a few days now and decided to roll out my own. I mainly intend to use it to learn how to implement parallel algorithms at some point in the future but ...
- 121
2votes
1answer
567views
Processing all files in directory
DO NOT RUN THIS EXAMPLE BLINDLY, IT REMOVES ALL FILES UNDER argv[1] Hello, This little programm should read all files from a given directory and do some work with them. New files are constantly ...
- 251
11votes
2answers
11kviews
C++17 thread pool
I've implemented a thread pool in C++17. This is not backwards compatible with C++14, due to the usage of std::invoke_result, which is new to C++17. The focus of ...
- 527
7votes
2answers
373views
Worker pool implementation
With the new additions in c++11 and c++17 I wanted to create a simple implementation of thread pool. I would like your opinion on: Thread safety API performace and general code quality I also ...
