Christian Helmich KageKirin

CUSTOM GAME ENGINES: A Small Study

WARNING: Article moved to separate repo to allow users contributions: https://github.com/raysan5/custom_game_engines

A couple of weeks ago I played (and finished) A Plague Tale, a game by Asobo Studio. I was really captivated by the game, not only by the beautiful graphics but also by the story and the locations in the game. I decided to investigate a bit about the game tech and I was surprised to see it was developed with a custom engine by a relatively small studio. I know there are some companies using custom engines but it's very difficult to find a detailed market study with that kind of information curated and updated. So this article.

Nowadays lots of companies choose engines like [Unreal](https:

Memory Optimization (Christer Ericson, GDC 2003)
http://realtimecollisiondetection.net/pubs/GDC03_Ericson_Memory_Optimization.ppt

Cache coherency primer (Fabian Giesen)
https://fgiesen.wordpress.com/2014/07/07/cache-coherency/

Code Clinic 2015: How to Write Code the Compiler Can Actually Optimize (Mike Acton)
http://gdcvault.com/play/1021866/Code-Clinic-2015-How-to

	ImGuiStyle& style = ImGui::GetStyle();

	style.ChildWindowRounding = 3.f;
	style.GrabRounding = 0.f;
	style.WindowRounding = 0.f;
	style.ScrollbarRounding = 3.f;
	style.FrameRounding = 3.f;
	style.WindowTitleAlign = ImVec2(0.5f,0.5f);

	style.Colors[ImGuiCol_Text] = ImVec4(0.73f, 0.73f, 0.73f, 1.00f);