This is a c-api wrapper for ImGuizmo (https://github.com/CedricGuillemet/ImGuizmo) which is a guizmo for Dear ImGui (https://github.com/ocornut/imgui)
ImGuizmo is a submodule of this repo. To do generation again in case ImGuizmo is changed, you should update ImGuizmo, make sure that cimgui repository is a sibling folder to this repository folder and execute generator/generator.bat(.sh)