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luaengine: wait (nw)

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This commit is contained in:
cracyc 2017-01-16 21:42:40 -06:00
parent c2a81dfca7
commit 74f6ea68e4
2 changed files with 18 additions and 0 deletions
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17
src/frontend/mame/luaengine.cpp
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@ -769,6 +769,12 @@ void lua_engine::initialize()
return sol::make_object(sol(), sol::nil);
return sol::make_object(sol(), driver_list::driver(i));
};
emu["wait"] = lua_CFunction([](lua_State *L) {
lua_engine *engine = mame_machine_manager::instance()->lua();
luaL_argcheck(L, lua_isnumber(L, 1), 1, "waiting duration expected");
engine->machine().scheduler().timer_set(attotime::from_double(lua_tonumber(L, 1)), timer_expired_delegate(FUNC(lua_engine::resume), engine), 0, L);
return lua_yield(L, 0);
});
emu.new_usertype<emu_file>("file", sol::call_constructor, sol::constructors<sol::types<const char *, uint32_t>>(),
"read", [](emu_file &file, sol::buffer *buff) { buff->set_len(file.read(buff->get_ptr(), buff->get_len())); return buff; },
@ -1709,6 +1715,17 @@ void lua_engine::close()
lua_close(m_lua_state);
}
void lua_engine::resume(void *ptr, int nparam)
{
lua_State *L = static_cast<lua_State *>(ptr);
int stat = lua_resume(L, nullptr, 0);
if((stat != LUA_OK) && (stat != LUA_YIELD))
{
osd_printf_error("[LUA ERROR] in resume: %s\n", lua_tostring(L, -1));
lua_pop(L, 1);
}
}
void lua_engine::run(sol::load_result res)
{
if(res.valid())

1
src/frontend/mame/luaengine.h
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@ -120,6 +120,7 @@ private:
void on_machine_resume();
void on_machine_frame();
void resume(void *ptr, int nparam);
void register_function(sol::function func, const char *id);
bool execute_function(const char *id);
sol::object call_plugin(const std::string &name, sol::object in);