public static void GetField(this IntPtr l, int index, LuaString key)
{
var top = l.gettop();
if (index < 0 && -index <= top)
{
index = top + 1 + index;
}
key.PushString(l);
l.gettable(index);
}
public static void PushString(this IntPtr l, string str)
{
#if DEBUG_LUA_PERFORMANCE
PushOrGetStringTimingWatch.Restart();
try
{
#endif
l.pushstring(str);
return; // test result shows it is faster to NOT use the cache.
#pragma warning disable CS0162 // 检测到无法访问的代码
LuaString predefined = LuaString.GetString(str);
if (predefined != null)
{
predefined.PushString(l);
return;
}
var cache = LuaStateAttachmentManager.GetOrCreateAttachmentManager(l).StrCache;
cache.L = l;
var info = cache.PutIntoCache(str);
if (info == null)
{
l.pushstring(str); // str
}
else
{
if (!PushString(l, info.Id))
{
// this should not happen
l.pop(3); // X
l.pushstring(str); // str
}
}
#pragma warning restore CS0162 // 检测到无法访问的代码
#if DEBUG_LUA_PERFORMANCE
}
finally
{
PushOrGetStringTimingWatch.Stop();
long delta = PushOrGetStringTimingWatch.ElapsedTicks;
var cnt = System.Threading.Interlocked.Increment(ref PushOrGetStringCallCount);
var time = System.Threading.Interlocked.Add(ref PushOrGetStringCallTotalTime, delta);
UnityEngine.Debug.Log(((double)time) / (double)System.Diagnostics.Stopwatch.Frequency * 1000.0 / cnt);
}
#endif
}
public static void PushBinaryOp(this IntPtr l, LuaString op)
{
l.checkstack(5);
l.PushString(op); // str
l.pushlightuserdata(LuaConst.LRKEY_OBJ_META_BIN); // str #bin
l.gettable(lua.LUA_REGISTRYINDEX); // str reg
if (!l.istable(-1))
{
l.pop(1); // str
l.newtable(); // str reg
l.pushlightuserdata(LuaConst.LRKEY_OBJ_META_BIN); // str reg #bin
l.pushvalue(-2); // str reg #bin reg
l.settable(lua.LUA_REGISTRYINDEX); // str reg
}
l.pushvalue(-2); // str reg str
l.rawget(-2); // str reg func
if (l.isfunction(-1))
{
l.insert(-3); // func str reg
l.pop(2); // func
return;
}
l.pop(1); // str reg
l.pushvalue(-2); // str reg str
#if !DISABLE_LUA_HUB_C
if (LuaHub.LuaHubC.Ready)
{
LuaHub.LuaHubC.capslua_pushCommonBinaryOp(l, 1);
}
else
#endif
{
l.pushcclosure(LuaFuncBinary, 1);
}
// str reg func
l.pushvalue(-3); // str reg func str
l.pushvalue(-2); // str reg func str func
l.rawset(-4); // str reg func
l.insert(-3); // func str reg
l.pop(2); // func
}
public static void SetGlobal(this IntPtr l, LuaString key)
{
SetField(l, lua.LUA_GLOBALSINDEX, key);
}
public static string GetString(this IntPtr l, int index)
{
#if DEBUG_LUA_PERFORMANCE
PushOrGetStringTimingWatch.Restart();
try
{
#endif
return(l.tostring(index)); // test result shows it is faster to NOT use the cache.
#pragma warning disable CS0162 // 检测到无法访问的代码
int id = GetStringRegId(l, index);
if (id != 0)
{
if (id < 0)
{
LuaString predefined = LuaString.GetString(id);
if (predefined != null)
{
return(predefined.Str);
}
else
{
// this should not happen.
return(l.tostring(index));
}
}
else
{
LuaStringCache cache = LuaStateAttachmentManager.GetOrCreateAttachmentManager(l).StrCache;
cache.L = l;
LuaStringCache.LuaCachedStringInfo info;
if (cache.TryGetCacheInfo(id, out info))
{
return(info.Str);
}
else
{
// this should not happen.
var str = l.tostring(index);
cache.PutIntoCache(str);
return(str);
}
}
}
else
{
// Not cached.
var str = l.tostring(index);
if (str != null && str.Length >= LuaStringCache.CachedStringMinLen && str.Length <= LuaStringCache.CachedStringMaxLen)
{
var cache = LuaStateAttachmentManager.GetOrCreateAttachmentManager(l).StrCache;
cache.L = l;
cache.PutIntoCache(str);
}
return(str);
}
#pragma warning restore CS0162 // 检测到无法访问的代码
#if DEBUG_LUA_PERFORMANCE
}
finally
{
PushOrGetStringTimingWatch.Stop();
long delta = PushOrGetStringTimingWatch.ElapsedTicks;
var cnt = System.Threading.Interlocked.Increment(ref PushOrGetStringCallCount);
var time = System.Threading.Interlocked.Add(ref PushOrGetStringCallTotalTime, delta);
UnityEngine.Debug.Log(((double)time) / (double)System.Diagnostics.Stopwatch.Frequency * 1000.0 / cnt);
}
#endif
}
public static void PushString(this IntPtr l, LuaString str)
{
str.PushString(l);
}
