C++ cParsedNBT::GetInt方法代码示例

bool cWSSAnvil::GetBlockEntityNBTPos(const cParsedNBT & a_NBT, int a_TagIdx, int & a_X, int & a_Y, int & a_Z)
{
    int x = a_NBT.FindChildByName(a_TagIdx, "x");
    if ((x < 0) || (a_NBT.GetType(x) != TAG_Int))
    {
        return false;
    }
    int y = a_NBT.FindChildByName(a_TagIdx, "y");
    if ((y < 0) || (a_NBT.GetType(y) != TAG_Int))
    {
        return false;
    }
    int z = a_NBT.FindChildByName(a_TagIdx, "z");
    if ((z < 0) || (a_NBT.GetType(z) != TAG_Int))
    {
        return false;
    }
    a_X = a_NBT.GetInt(x);
    a_Y = a_NBT.GetInt(y);
    a_Z = a_NBT.GetInt(z);
    return true;
}

void cWSSAnvil::LoadJukeboxFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx)
{
    ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
    int x, y, z;
    if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
    {
        return;
    }
    std::auto_ptr<cJukeboxEntity> Jukebox(new cJukeboxEntity(x, y, z, m_World));
    int Record = a_NBT.FindChildByName(a_TagIdx, "Record");
    if (Record >= 0)
    {
        Jukebox->SetRecord(a_NBT.GetInt(Record));
    }
    a_BlockEntities.push_back(Jukebox.release());
}

bool cMapSerializer::LoadMapFromNBT(const cParsedNBT & a_NBT)
{
	int Data = a_NBT.FindChildByName(0, "data");
	if (Data < 0)
	{
		return false;
	}

	int CurrLine = a_NBT.FindChildByName(Data, "scale");
	if ((CurrLine >= 0) && (a_NBT.GetType(CurrLine) == TAG_Byte))
	{
		unsigned int Scale = (unsigned int)a_NBT.GetByte(CurrLine);
		m_Map->SetScale(Scale);
	}

	CurrLine = a_NBT.FindChildByName(Data, "dimension");
	if ((CurrLine >= 0) && (a_NBT.GetType(CurrLine) == TAG_Byte))
	{
		eDimension Dimension = (eDimension) a_NBT.GetByte(CurrLine);
		
		if (Dimension != m_Map->m_World->GetDimension())
		{
			// TODO 2014-03-20 xdot: We should store nether maps in nether worlds, e.t.c.
			return false;
		}
	}

	CurrLine = a_NBT.FindChildByName(Data, "width");
	if ((CurrLine >= 0) && (a_NBT.GetType(CurrLine) == TAG_Short))
	{
		unsigned int Width = (unsigned int)a_NBT.GetShort(CurrLine);
		if (Width != 128)
		{
			return false;
		}
		m_Map->m_Width = Width;
	}

	CurrLine = a_NBT.FindChildByName(Data, "height");
	if ((CurrLine >= 0) && (a_NBT.GetType(CurrLine) == TAG_Short))
	{
		unsigned int Height = (unsigned int)a_NBT.GetShort(CurrLine);
		if (Height >= 256)
		{
			return false;
		}
		m_Map->m_Height = Height;
	}

	CurrLine = a_NBT.FindChildByName(Data, "xCenter");
	if ((CurrLine >= 0) && (a_NBT.GetType(CurrLine) == TAG_Int))
	{
		int CenterX = a_NBT.GetInt(CurrLine);
		m_Map->m_CenterX = CenterX;
	}

	CurrLine = a_NBT.FindChildByName(Data, "zCenter");
	if ((CurrLine >= 0) && (a_NBT.GetType(CurrLine) == TAG_Int))
	{
		int CenterZ = a_NBT.GetInt(CurrLine);
		m_Map->m_CenterZ = CenterZ;
	}

	unsigned int NumPixels = m_Map->GetNumPixels();
	m_Map->m_Data.resize(NumPixels);

	CurrLine = a_NBT.FindChildByName(Data, "colors");
	if ((CurrLine >= 0) && (a_NBT.GetType(CurrLine) == TAG_ByteArray))
	{
		memcpy(m_Map->m_Data.data(), a_NBT.GetData(CurrLine), NumPixels);
	}

	return true;
}

bool cScoreboardSerializer::LoadScoreboardFromNBT(const cParsedNBT & a_NBT)
{
	int Data = a_NBT.FindChildByName(0, "data");
	if (Data < 0)
	{
		return false;
	}

	int Objectives = a_NBT.FindChildByName(Data, "Objectives");
	if (Objectives < 0)
	{
		return false;
	}

	for (int Child = a_NBT.GetFirstChild(Objectives); Child >= 0; Child = a_NBT.GetNextSibling(Child))
	{
		AString CriteriaName, DisplayName, Name;

		int CurrLine = a_NBT.FindChildByName(Child, "CriteriaName");
		if (CurrLine >= 0)
		{
			CriteriaName = a_NBT.GetString(CurrLine);
		}

		CurrLine = a_NBT.FindChildByName(Child, "DisplayName");
		if (CurrLine >= 0)
		{
			DisplayName = a_NBT.GetString(CurrLine);
		}

		CurrLine = a_NBT.FindChildByName(Child, "Name");
		if (CurrLine >= 0)
		{
			Name = a_NBT.GetString(CurrLine);
		}

		cObjective::eType Type = cObjective::StringToType(CriteriaName);

		m_ScoreBoard->RegisterObjective(Name, DisplayName, Type);
	}

	int PlayerScores = a_NBT.FindChildByName(Data, "PlayerScores");
	if (PlayerScores < 0)
	{
		return false;
	}

	for (int Child = a_NBT.GetFirstChild(PlayerScores); Child >= 0; Child = a_NBT.GetNextSibling(Child))
	{
		AString Name, ObjectiveName;

		cObjective::Score Score = 0;

		int CurrLine = a_NBT.FindChildByName(Child, "Score");
		if (CurrLine >= 0)
		{
			Score = a_NBT.GetInt(CurrLine);
		}

		CurrLine = a_NBT.FindChildByName(Child, "Name");
		if (CurrLine >= 0)
		{
			Name = a_NBT.GetString(CurrLine);
		}

		CurrLine = a_NBT.FindChildByName(Child, "Objective");
		if (CurrLine >= 0)
		{
			ObjectiveName = a_NBT.GetString(CurrLine);
		}

		cObjective * Objective = m_ScoreBoard->GetObjective(ObjectiveName);

		if (Objective)
		{
			Objective->SetScore(Name, Score);
		}
	}

	int Teams = a_NBT.FindChildByName(Data, "Teams");
	if (Teams < 0)
	{
		return false;
	}

	for (int Child = a_NBT.GetFirstChild(Teams); Child >= 0; Child = a_NBT.GetNextSibling(Child))
	{
		AString Name, DisplayName, Prefix, Suffix;

		bool AllowsFriendlyFire = true, CanSeeFriendlyInvisible = false;

		int CurrLine = a_NBT.FindChildByName(Child, "Name");
		if ((CurrLine >= 0) && (a_NBT.GetType(CurrLine) == TAG_String))
		{
			Name = a_NBT.GetString(CurrLine);
		}

		CurrLine = a_NBT.FindChildByName(Child, "DisplayName");
		if ((CurrLine >= 0) && (a_NBT.GetType(CurrLine) == TAG_String))
		{
//.........这里部分代码省略.........

void cWSSAnvil::LoadEntityFromNBT(cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_EntityTagIdx, const char * a_IDTag, int a_IDTagLength)
{
    if (strncmp(a_IDTag, "Boat", a_IDTagLength) == 0)
    {
        LoadBoatFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "FallingBlock", a_IDTagLength) == 0)
    {
        LoadFallingBlockFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "Minecart", a_IDTagLength) == 0)
    {
        // It is a minecart, old style, find out the type:
        int TypeTag = a_NBT.FindChildByName(a_EntityTagIdx, "Type");
        if ((TypeTag < 0) || (a_NBT.GetType(TypeTag) != TAG_Int))
        {
            return;
        }
        switch (a_NBT.GetInt(TypeTag))
        {
        case 0:
            LoadMinecartRFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
            break;  // Rideable minecart
        case 1:
            LoadMinecartCFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
            break;  // Minecart with chest
        case 2:
            LoadMinecartFFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
            break;  // Minecart with furnace
        case 3:
            LoadMinecartTFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
            break;  // Minecart with TNT
        case 4:
            LoadMinecartHFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
            break;  // Minecart with Hopper
        }
    }
    else if (strncmp(a_IDTag, "MinecartRideable", a_IDTagLength) == 0)
    {
        LoadMinecartRFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "MinecartChest", a_IDTagLength) == 0)
    {
        LoadMinecartCFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "MinecartFurnace", a_IDTagLength) == 0)
    {
        LoadMinecartFFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "MinecartTNT", a_IDTagLength) == 0)
    {
        LoadMinecartTFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "MinecartHopper", a_IDTagLength) == 0)
    {
        LoadMinecartHFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "Item", a_IDTagLength) == 0)
    {
        LoadPickupFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "Arrow", a_IDTagLength) == 0)
    {
        LoadArrowFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "Snowball", a_IDTagLength) == 0)
    {
        LoadSnowballFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "Egg", a_IDTagLength) == 0)
    {
        LoadEggFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "Fireball", a_IDTagLength) == 0)
    {
        LoadFireballFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "SmallFireball", a_IDTagLength) == 0)
    {
        LoadFireChargeFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    else if (strncmp(a_IDTag, "ThrownEnderpearl", a_IDTagLength) == 0)
    {
        LoadThrownEnderpearlFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
    }
    // TODO: other entities
}

bool cSchematicFileSerializer::LoadFromSchematicNBT(cBlockArea & a_BlockArea, cParsedNBT & a_NBT)
{
	int TMaterials = a_NBT.FindChildByName(a_NBT.GetRoot(), "Materials");
	if ((TMaterials > 0) && (a_NBT.GetType(TMaterials) == TAG_String))
	{
		AString Materials = a_NBT.GetString(TMaterials);
		if (Materials.compare("Alpha") != 0)
		{
			LOG("Materials tag is present and \"%s\" instead of \"Alpha\". Possibly a wrong-format schematic file.", Materials.c_str());
			return false;
		}
	}
	int TSizeX = a_NBT.FindChildByName(a_NBT.GetRoot(), "Width");
	int TSizeY = a_NBT.FindChildByName(a_NBT.GetRoot(), "Height");
	int TSizeZ = a_NBT.FindChildByName(a_NBT.GetRoot(), "Length");
	if (
		(TSizeX < 0) || (TSizeY < 0) || (TSizeZ < 0) ||
		(a_NBT.GetType(TSizeX) != TAG_Short) ||
		(a_NBT.GetType(TSizeY) != TAG_Short) ||
		(a_NBT.GetType(TSizeZ) != TAG_Short)
	)
	{
		LOG("Dimensions are missing from the schematic file (%d, %d, %d), (%d, %d, %d)",
			TSizeX, TSizeY, TSizeZ,
			(TSizeX >= 0) ? a_NBT.GetType(TSizeX) : -1,
			(TSizeY >= 0) ? a_NBT.GetType(TSizeY) : -1,
			(TSizeZ >= 0) ? a_NBT.GetType(TSizeZ) : -1
		);
		return false;
	}

	int SizeX = a_NBT.GetShort(TSizeX);
	int SizeY = a_NBT.GetShort(TSizeY);
	int SizeZ = a_NBT.GetShort(TSizeZ);
	if ((SizeX < 1) || (SizeX > 65535) || (SizeY < 1) || (SizeY > cChunkDef::Height) || (SizeZ < 1) || (SizeZ > 65535))
	{
		LOG("Dimensions are invalid in the schematic file: %d, %d, %d", SizeX, SizeY, SizeZ);
		return false;
	}

	int TBlockTypes = a_NBT.FindChildByName(a_NBT.GetRoot(), "Blocks");
	int TBlockMetas = a_NBT.FindChildByName(a_NBT.GetRoot(), "Data");
	if ((TBlockTypes < 0) || (a_NBT.GetType(TBlockTypes) != TAG_ByteArray))
	{
		LOG("BlockTypes are invalid in the schematic file: %d", TBlockTypes);
		return false;
	}
	bool AreMetasPresent = (TBlockMetas > 0) && (a_NBT.GetType(TBlockMetas) == TAG_ByteArray);

	a_BlockArea.Clear();
	a_BlockArea.SetSize(SizeX, SizeY, SizeZ, AreMetasPresent ? (cBlockArea::baTypes | cBlockArea::baMetas) : cBlockArea::baTypes);

	int TOffsetX = a_NBT.FindChildByName(a_NBT.GetRoot(), "WEOffsetX");
	int TOffsetY = a_NBT.FindChildByName(a_NBT.GetRoot(), "WEOffsetY");
	int TOffsetZ = a_NBT.FindChildByName(a_NBT.GetRoot(), "WEOffsetZ");

	if (
		(TOffsetX < 0) || (TOffsetY < 0) || (TOffsetZ < 0) ||
		(a_NBT.GetType(TOffsetX) != TAG_Int) ||
		(a_NBT.GetType(TOffsetY) != TAG_Int) ||
		(a_NBT.GetType(TOffsetZ) != TAG_Int)
	)
	{
		// Not every schematic file has an offset, so we shoudn't give a warn message.
		a_BlockArea.SetWEOffset(0, 0, 0);
	}
	else
	{
		a_BlockArea.SetWEOffset(a_NBT.GetInt(TOffsetX), a_NBT.GetInt(TOffsetY), a_NBT.GetInt(TOffsetZ));
	}

	// Copy the block types and metas:
	size_t NumTypeBytes = a_BlockArea.GetBlockCount();
	if (a_NBT.GetDataLength(TBlockTypes) < NumTypeBytes)
	{
		LOG("BlockTypes truncated in the schematic file (exp %u, got %u bytes). Loading partial.",
			static_cast<unsigned>(NumTypeBytes), static_cast<unsigned>(a_NBT.GetDataLength(TBlockTypes))
		);
		NumTypeBytes = a_NBT.GetDataLength(TBlockTypes);
	}
	memcpy(a_BlockArea.GetBlockTypes(), a_NBT.GetData(TBlockTypes), NumTypeBytes);

	if (AreMetasPresent)
	{
		size_t NumMetaBytes = a_BlockArea.GetBlockCount();
		if (a_NBT.GetDataLength(TBlockMetas) < NumMetaBytes)
		{
			LOG("BlockMetas truncated in the schematic file (exp %u, got %u bytes). Loading partial.",
				static_cast<unsigned>(NumMetaBytes), static_cast<unsigned>(a_NBT.GetDataLength(TBlockMetas))
			);
			NumMetaBytes = a_NBT.GetDataLength(TBlockMetas);
		}
		memcpy(a_BlockArea.GetBlockMetas(), a_NBT.GetData(TBlockMetas), NumMetaBytes);
	}

	return true;
}