C++ FSerializer::StringPtr方法代码示例

static void ReadOnePlayer(FSerializer &arc, bool skipload)
{
	int i;
	const char *name = NULL;
	bool didIt = false;

	if (arc.BeginObject(nullptr))
	{
		arc.StringPtr("playername", name);

		for (i = 0; i < MAXPLAYERS; ++i)
		{
			if (playeringame[i])
			{
				if (!didIt)
				{
					didIt = true;
					player_t playerTemp;
					playerTemp.Serialize(arc);
					if (!skipload)
					{
						// This temp player has undefined pitch limits, so set them to something
						// that should leave the pitch stored in the savegame intact when
						// rendering. The real pitch limits will be set by P_SerializePlayers()
						// via a net command, but that won't be processed in time for a screen
						// wipe, so we need something here.
						playerTemp.MaxPitch = playerTemp.MinPitch = playerTemp.mo->Angles.Pitch;
						CopyPlayer(&players[i], &playerTemp, name);
					}
					else
					{
						// we need the player actor, so that G_FinishTravel can destroy it later.
						players[i].mo = playerTemp.mo;
					}
				}
				else
				{
					if (players[i].mo != NULL)
					{
						players[i].mo->Destroy();
						players[i].mo = NULL;
					}
				}
			}
		}
		arc.EndObject();
	}
}

void P_SerializeSounds(FSerializer &arc)
{
	S_SerializeSounds(arc);
	DSeqNode::SerializeSequences (arc);
	const char *name = NULL;
	BYTE order;

	if (arc.isWriting())
	{
		order = S_GetMusic(&name);
	}
	arc.StringPtr("musicname", name)
		("musicorder", order);

	if (arc.isReading())
	{
		if (!S_ChangeMusic(name, order))
			if (level.cdtrack == 0 || !S_ChangeCDMusic(level.cdtrack, level.cdid))
				S_ChangeMusic(level.Music, level.musicorder);
	}
}

static void ReadMultiplePlayers(FSerializer &arc, int numPlayers, int numPlayersNow, bool skipload)
{
	// For two or more players, read each player into a temporary array.
	int i, j;
	const char **nametemp = new const char *[numPlayers];
	player_t *playertemp = new player_t[numPlayers];
	BYTE *tempPlayerUsed = new BYTE[numPlayers];
	BYTE playerUsed[MAXPLAYERS];

	for (i = 0; i < numPlayers; ++i)
	{
		nametemp[i] = NULL;
		if (arc.BeginObject(nullptr))
		{
			arc.StringPtr("playername", nametemp[i]);
			playertemp[i].Serialize(arc);
			arc.EndObject();
		}
		tempPlayerUsed[i] = 0;
	}
	for (i = 0; i < MAXPLAYERS; ++i)
	{
		playerUsed[i] = playeringame[i] ? 0 : 2;
	}

	if (!skipload)
	{
		// Now try to match players from the savegame with players present
		// based on their names. If two players in the savegame have the
		// same name, then they are assigned to players in the current game
		// on a first-come, first-served basis.
		for (i = 0; i < numPlayers; ++i)
		{
			for (j = 0; j < MAXPLAYERS; ++j)
			{
				if (playerUsed[j] == 0 && stricmp(players[j].userinfo.GetName(), nametemp[i]) == 0)
				{ // Found a match, so copy our temp player to the real player
					Printf("Found player %d (%s) at %d\n", i, nametemp[i], j);
					CopyPlayer(&players[j], &playertemp[i], nametemp[i]);
					playerUsed[j] = 1;
					tempPlayerUsed[i] = 1;
					break;
				}
			}
		}

		// Any players that didn't have matching names are assigned to existing
		// players on a first-come, first-served basis.
		for (i = 0; i < numPlayers; ++i)
		{
			if (tempPlayerUsed[i] == 0)
			{
				for (j = 0; j < MAXPLAYERS; ++j)
				{
					if (playerUsed[j] == 0)
					{
						Printf("Assigned player %d (%s) to %d (%s)\n", i, nametemp[i], j, players[j].userinfo.GetName());
						CopyPlayer(&players[j], &playertemp[i], nametemp[i]);
						playerUsed[j] = 1;
						tempPlayerUsed[i] = 1;
						break;
					}
				}
			}
		}

		// Make sure any extra players don't have actors spawned yet. Happens if the players
		// present now got the same slots as they had in the save, but there are not as many
		// as there were in the save.
		for (j = 0; j < MAXPLAYERS; ++j)
		{
			if (playerUsed[j] == 0)
			{
				if (players[j].mo != NULL)
				{
					players[j].mo->Destroy();
					players[j].mo = NULL;
				}
			}
		}

		// Remove any temp players that were not used. Happens if there are fewer players
		// than there were in the save, and they got shuffled.
		for (i = 0; i < numPlayers; ++i)
		{
			if (tempPlayerUsed[i] == 0)
			{
				playertemp[i].mo->Destroy();
				playertemp[i].mo = NULL;
			}
		}
	}
	else
	{
		for (i = 0; i < MAXPLAYERS; ++i)
		{
			players[i].mo = playertemp[i].mo;
		}
	}

//.........这里部分代码省略.........

void P_SerializePlayers(FSerializer &arc, bool skipload)
{
	int numPlayers, numPlayersNow;
	int i;

	// Count the number of players present right now.
	for (numPlayersNow = 0, i = 0; i < MAXPLAYERS; ++i)
	{
		if (playeringame[i])
		{
			++numPlayersNow;
		}
	}

	if (arc.isWriting())
	{
		// Record the number of players in this save.
		arc("numplayers", numPlayersNow);
		if (arc.BeginArray("players"))
		{
			// Record each player's name, followed by their data.
			for (i = 0; i < MAXPLAYERS; ++i)
			{
				if (playeringame[i])
				{
					if (arc.BeginObject(nullptr))
					{
						const char *n = players[i].userinfo.GetName();
						arc.StringPtr("playername", n);
						players[i].Serialize(arc);
						arc.EndObject();
					}
				}
			}
			arc.EndArray();
		}
	}
	else
	{
		arc("numplayers", numPlayers);

		if (arc.BeginArray("players"))
		{
			// If there is only one player in the game, they go to the
			// first player present, no matter what their name.
			if (numPlayers == 1)
			{
				ReadOnePlayer(arc, skipload);
			}
			else
			{
				ReadMultiplePlayers(arc, numPlayers, numPlayersNow, skipload);
			}
			arc.EndArray();
		}
		if (!skipload && numPlayersNow > numPlayers)
		{
			SpawnExtraPlayers();
		}
		// Redo pitch limits, since the spawned player has them at 0.
		players[consoleplayer].SendPitchLimits();
	}
}