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-rw-r--r--src/frontend/mame/luaengine.h96
1 files changed, 64 insertions, 32 deletions
diff --git a/src/frontend/mame/luaengine.h b/src/frontend/mame/luaengine.h
index f61baa8c083..de94e7ba729 100644
--- a/src/frontend/mame/luaengine.h
+++ b/src/frontend/mame/luaengine.h
@@ -12,7 +12,8 @@
#pragma once
-#include <condition_variable>
+#include "notifier.h"
+
#include <functional>
#include <map>
#include <memory>
@@ -21,7 +22,12 @@
#include <tuple>
#include <vector>
+#define SOL_USING_CXX_LUA 1
+#ifdef MAME_DEBUG
+#define SOL_ALL_SAFETIES_ON 1
+#else
#define SOL_SAFE_USERTYPE 1
+#endif
#include "sol/sol.hpp"
struct lua_State;
@@ -43,8 +49,9 @@ public:
~lua_engine();
void initialize();
- void load_script(const char *filename);
- void load_string(const char *value);
+ sol::load_result load_script(std::string const &filename);
+ sol::load_result load_string(std::string const &value);
+ sol::environment make_environment();
bool frame_hook();
@@ -52,9 +59,8 @@ public:
std::pair<bool, std::optional<long> > menu_callback(const std::string &menu, int index, const std::string &event);
void set_machine(running_machine *machine);
- std::vector<std::string> &get_menu() { return m_menu; }
+ std::vector<std::string> const &get_menu() { return m_menu; }
void attach_notifiers();
- void on_frame_done();
void on_sound_update();
void on_periodic();
bool on_missing_mandatory_image(const std::string &instance_name);
@@ -117,29 +123,46 @@ public:
sol::state_view &sol() const { return *m_sol_state; }
-private:
- template<typename T, size_t SIZE> class enum_parser;
+ template <typename Func, typename... Params>
+ sol::protected_function_result invoke(Func &&func, Params&&... args)
+ {
+ auto profile = g_profiler.start(PROFILER_LUA);
- struct addr_space;
+ sol::thread th = sol::thread::create(m_lua_state);
+ sol::coroutine cr(th.state(), std::forward<Func>(func));
+ return cr(std::forward<Params>(args)...);
+ }
- struct save_item {
- void *base;
- unsigned int size;
- unsigned int count;
- unsigned int valcount;
- unsigned int blockcount;
- unsigned int stride;
- };
+ template <typename Func, typename... Params>
+ static auto invoke_direct(Func &&func, Params&&... args)
+ {
+ auto profile = g_profiler.start(PROFILER_LUA);
+ return func(std::forward<Params>(args)...);
+ }
- struct context
+private:
+ struct notifiers
{
- context() { busy = false; yield = false; }
- std::string result;
- std::condition_variable sync;
- bool busy;
- bool yield;
+ util::notifier<> on_reset;
+ util::notifier<> on_stop;
+ util::notifier<> on_pause;
+ util::notifier<> on_resume;
+ util::notifier<> on_frame;
+ util::notifier<> on_presave;
+ util::notifier<> on_postload;
};
+ template <typename T, size_t Size> class enum_parser;
+
+ class buffer_helper;
+ struct addr_space;
+ class palette_wrapper;
+ template <typename T> class bitmap_helper;
+ class tap_helper;
+ class addr_space_change_notif;
+ class symbol_table_wrapper;
+ class expression_wrapper;
+
// internal state
lua_State *m_lua_state;
std::unique_ptr<sol::state_view> m_sol_state;
@@ -147,31 +170,40 @@ private:
std::vector<std::string> m_menu;
- template <typename R, typename T, typename D>
- auto make_simple_callback_setter(void (T::*setter)(delegate<R ()> &&), D &&dflt, const char *name, const char *desc);
+ emu_timer *m_timer;
+
+ // machine event notifiers
+ std::optional<notifiers> m_notifiers;
+
+ // deferred coroutines
+ std::vector<std::pair<attotime, int> > m_waiting_tasks;
+ std::vector<int> m_update_tasks;
+ std::vector<int> m_frame_tasks;
+
+ template <typename... T>
+ auto make_notifier_adder(util::notifier<T...> &notifier, const char *desc);
+ template <typename T, typename D, typename R, typename... A>
+ auto make_simple_callback_setter(void (T::*setter)(delegate<R (A...)> &&), D &&dflt, const char *name, const char *desc);
running_machine &machine() const { return *m_machine; }
void on_machine_prestart();
- void on_machine_start();
+ void on_machine_reset();
void on_machine_stop();
void on_machine_pause();
void on_machine_resume();
void on_machine_frame();
+ void on_machine_presave();
+ void on_machine_postload();
- void resume(void *ptr, int nparam);
+ void resume(s32 param);
void register_function(sol::function func, const char *id);
- int enumerate_functions(const char *id, std::function<bool(const sol::protected_function &func)> &&callback);
+ template <typename T> size_t enumerate_functions(const char *id, T &&callback);
bool execute_function(const char *id);
sol::object call_plugin(const std::string &name, sol::object in);
void close();
- void run(sol::load_result res);
-
- template <typename TFunc, typename... TArgs>
- sol::protected_function_result invoke(TFunc &&func, TArgs&&... args);
-
void initialize_debug(sol::table &emu);
void initialize_input(sol::table &emu);
void initialize_memory(sol::table &emu);