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varregion: refactor use of 'double heightmap[,]' into references to new class TerrainData

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and push the implementation from Scene into the database readers and writers.
This commit is contained in:
Robert Adams
2015-03-27 19:32:50 -07:00
parent d74d74c910
commit bedafb8fae
15 changed files with 1373 additions and 339 deletions
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72
OpenSim/Data/PGSQL/PGSQLSimulationData.cs
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@@ -46,6 +46,7 @@ namespace OpenSim.Data.PGSQL
public class PGSQLSimulationData : ISimulationDataStore
{
private const string _migrationStore = "RegionStore";
private const string LogHeader = "[REGION DB PGSQL]";
// private static FileSystemDataStore Instance = new FileSystemDataStore();
private static readonly ILog _Log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
@@ -523,8 +524,17 @@ namespace OpenSim.Data.PGSQL
/// <returns></returns>
public double[,] LoadTerrain(UUID regionID)
{
double[,] terrain = new double[(int)Constants.RegionSize, (int)Constants.RegionSize];
terrain.Initialize();
double[,] ret = null;
TerrainData terrData = LoadTerrain(regionID, (int)Constants.RegionSize, (int)Constants.RegionSize, (int)Constants.RegionHeight);
if (terrData != null)
ret = terrData.GetDoubles();
return ret;
}
// Returns 'null' if region not found
public TerrainData LoadTerrain(UUID regionID, int pSizeX, int pSizeY, int pSizeZ)
{
TerrainData terrData = null;
string sql = @"select ""RegionUUID"", ""Revision"", ""Heightfield"" from terrain
where ""RegionUUID"" = :RegionUUID order by ""Revision"" desc limit 1; ";
@@ -540,16 +550,9 @@ namespace OpenSim.Data.PGSQL
int rev;
if (reader.Read())
{
MemoryStream str = new MemoryStream((byte[])reader["Heightfield"]);
BinaryReader br = new BinaryReader(str);
for (int x = 0; x < (int)Constants.RegionSize; x++)
{
for (int y = 0; y < (int)Constants.RegionSize; y++)
{
terrain[x, y] = br.ReadDouble();
}
}
rev = (int)reader["Revision"];
rev = Convert.ToInt32(reader["Revision"]);
byte[] blob = (byte[])reader["Heightfield"];
terrData = TerrainData.CreateFromDatabaseBlobFactory(pSizeX, pSizeY, pSizeZ, rev, blob);
}
else
{
@@ -560,7 +563,13 @@ namespace OpenSim.Data.PGSQL
}
}
return terrain;
return terrData;
}
// Legacy entry point for when terrain was always a 256x256 heightmap
public void StoreTerrain(double[,] terrain, UUID regionID)
{
StoreTerrain(new HeightmapTerrainData(terrain), regionID);
}
/// <summary>
@@ -568,35 +577,38 @@ namespace OpenSim.Data.PGSQL
/// </summary>
/// <param name="terrain">terrain map data.</param>
/// <param name="regionID">regionID.</param>
public void StoreTerrain(double[,] terrain, UUID regionID)
public void StoreTerrain(TerrainData terrData, UUID regionID)
{
int revision = Util.UnixTimeSinceEpoch();
//Delete old terrain map
string sql = @"delete from terrain where ""RegionUUID""=:RegionUUID";
using (NpgsqlConnection conn = new NpgsqlConnection(m_connectionString))
using (NpgsqlCommand cmd = new NpgsqlCommand(sql, conn))
{
cmd.Parameters.Add(_Database.CreateParameter("RegionUUID", regionID));
conn.Open();
cmd.ExecuteNonQuery();
using (NpgsqlCommand cmd = new NpgsqlCommand(sql, conn))
{
cmd.Parameters.Add(_Database.CreateParameter("RegionUUID", regionID));
conn.Open();
cmd.ExecuteNonQuery();
}
}
_Log.Info("[REGION DB]: Deleted terrain revision r " + revision);
int terrainDBRevision;
Array terrainDBblob;
terrData.GetDatabaseBlob(out terrainDBRevision, out terrainDBblob);
sql = @"insert into terrain(""RegionUUID"", ""Revision"", ""Heightfield"") values(:RegionUUID, :Revision, :Heightfield)";
using (NpgsqlConnection conn = new NpgsqlConnection(m_connectionString))
using (NpgsqlCommand cmd = new NpgsqlCommand(sql, conn))
{
cmd.Parameters.Add(_Database.CreateParameter("RegionUUID", regionID));
cmd.Parameters.Add(_Database.CreateParameter("Revision", revision));
cmd.Parameters.Add(_Database.CreateParameter("Heightfield", serializeTerrain(terrain)));
conn.Open();
cmd.ExecuteNonQuery();
using (NpgsqlCommand cmd = new NpgsqlCommand(sql, conn))
{
cmd.Parameters.Add(_Database.CreateParameter("RegionUUID", regionID));
cmd.Parameters.Add(_Database.CreateParameter("Revision", terrainDBRevision));
cmd.Parameters.Add(_Database.CreateParameter("Heightfield", terrainDBblob));
conn.Open();
cmd.ExecuteNonQuery();
}
}
_Log.Info("[REGION DB]: Stored terrain revision r " + revision);
_Log.Info("[REGION DB]: Stored terrain revision r " + terrainDBRevision);
}
/// <summary>
@@ -1349,6 +1361,7 @@ namespace OpenSim.Data.PGSQL
#region Private Methods
/*
/// <summary>
/// Serializes the terrain data for storage in DB.
/// </summary>
@@ -1372,6 +1385,7 @@ namespace OpenSim.Data.PGSQL
return str.ToArray();
}
*/
/// <summary>
/// Stores new regionsettings.