LuaTime.cpp

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#include <entt/locator/locator.hpp>
#include <SDL3/SDL_timer.h>
#include <sol/sol.hpp>
 
#include "galaxy/time/Stopwatch.hpp"
#include "galaxy/time/Time.hpp"
#include "galaxy/time/Timer.hpp"
 
#include "../Lua.hpp"
 
namespace galaxy
{
    void Lua::inject_time() noexcept
    {
        auto& lua = entt::locator<sol::state>::value();
 
        lua.set_function("time_now", &time::now);
        lua.set_function("time_since_epoch", &time::time_since_epoch);
        lua.set_function("time_set_dt", sol::resolve<void(const double)>(&time::dt));
        lua.set_function("time_get_dt", sol::resolve<double(void)>(&time::dt));
        lua.set_function("time_delay", &time::delay);
        lua.set_function("time_ms_to_ns", &time::ms_to_ns);
        lua.set_function("time_ns_to_ms", &time::ns_to_ms);
        lua.set_function("time_ns_to_s", &time::ns_to_s);
        lua.set_function("time_ns_to_us", &time::ns_to_us);
        lua.set_function("time_s_to_ns", &time::s_to_ns);
        lua.set_function("time_us_to_ns", &time::us_to_ns);
 
        lua.set("GALAXY_MS_PER_SECOND", SDL_MS_PER_SECOND);
        lua.set("GALAXY_NS_PER_MS", SDL_NS_PER_MS);
        lua.set("GALAXY_NS_PER_SECOND", SDL_NS_PER_SECOND);
        lua.set("GALAXY_NS_PER_US", SDL_NS_PER_US);
        lua.set("GALAXY_US_PER_SECOND", SDL_US_PER_SECOND);
 
        auto stopwatch_type = lua.new_usertype<Stopwatch>("Stopwatch", sol::constructors<Stopwatch()>());
        // stopwatch_type["set"]             = &Stopwatch::set;
        stopwatch_type["repeat"]          = &Stopwatch::repeat;
        stopwatch_type["start"]           = &Stopwatch::start;
        stopwatch_type["stop"]            = &Stopwatch::stop;
        stopwatch_type["pause"]           = &Stopwatch::pause;
        stopwatch_type["unpause"]         = &Stopwatch::unpause;
        stopwatch_type["update"]          = &Stopwatch::update;
        stopwatch_type["stopped"]         = &Stopwatch::stopped;
        stopwatch_type["paused"]          = &Stopwatch::paused;
        stopwatch_type["get_time_passed"] = &Stopwatch::get_time_passed;
 
        auto timer_type = lua.new_usertype<Timer>("Timer", sol::constructors<Timer()>());
        // timer_type["set"]     = &Timer::set;
        timer_type["start"]   = &Timer::start;
        timer_type["stop"]    = &Timer::stop;
        timer_type["pause"]   = &Timer::pause;
        timer_type["stopped"] = &Timer::stopped;
        timer_type["paused"]  = &Timer::paused;
    }
} // namespace galaxy