* Push an untyped dynamic array (same memory layout with TArray) */
| 350 | * Push an untyped dynamic array (same memory layout with TArray) |
| 351 | */ |
| 352 | int32 PushArray(lua_State *L, const FScriptArray *ScriptArray, TSharedPtr<ITypeInterface> TypeInterface, bool bCreateCopy) |
| 353 | { |
| 354 | if (!L || !ScriptArray || !TypeInterface) |
| 355 | { |
| 356 | return 0; |
| 357 | } |
| 358 | |
| 359 | const auto Registry = FLuaEnv::FindEnvChecked(L).GetContainerRegistry(); |
| 360 | if (bCreateCopy) |
| 361 | { |
| 362 | int32 Num = ScriptArray->Num(); |
| 363 | int32 ElementSize = TypeInterface->GetSize(); |
| 364 | |
| 365 | const auto LuaArray = Registry->NewArray(L, TypeInterface, FLuaArray::OwnedBySelf); |
| 366 | FScriptArray *DestScriptArray = LuaArray->GetContainerPtr(); // create a new FScriptArray |
| 367 | |
| 368 | #if ENGINE_MAJOR_VERSION >=5 |
| 369 | DestScriptArray->Empty(Num, ElementSize, __STDCPP_DEFAULT_NEW_ALIGNMENT__); |
| 370 | DestScriptArray->Add(Num, ElementSize, __STDCPP_DEFAULT_NEW_ALIGNMENT__); |
| 371 | #else |
| 372 | DestScriptArray->Empty(Num, ElementSize); |
| 373 | DestScriptArray->Add(Num, ElementSize); |
| 374 | #endif |
| 375 | |
| 376 | if (Num) |
| 377 | { |
| 378 | uint8 *SrcData = (uint8*)ScriptArray->GetData(); |
| 379 | uint8 *DestData = (uint8*)DestScriptArray->GetData(); |
| 380 | for (int32 i = 0; i < Num; ++i) |
| 381 | { |
| 382 | TypeInterface->Initialize(DestData); |
| 383 | TypeInterface->Copy(DestData, SrcData); // copy data |
| 384 | SrcData += ElementSize; |
| 385 | DestData += ElementSize; |
| 386 | } |
| 387 | } |
| 388 | } |
| 389 | else |
| 390 | { |
| 391 | // get the cached array or create a new one if not found |
| 392 | Registry->FindOrAdd(L, (FScriptArray*)ScriptArray, TypeInterface); |
| 393 | } |
| 394 | return 1; |
| 395 | } |
| 396 | |
| 397 | /** |
| 398 | * Push an untyped set (same memory layout with TSet). see PushArray |