/// <summary>
/// Get a new physics scene.
/// </summary>
/// <param name="engine">The name of the physics engine to use</param>
/// <param name="meshEngine">The name of the mesh engine to use</param>
/// <param name="config">The configuration data to pass to the physics and mesh engines</param>
/// <param name="osSceneIdentifier">
/// The name of the OpenSim scene this physics scene is serving. This will be used in log messages.
/// </param>
/// <returns></returns>
protected PhysicsScene GetPhysicsScene(
string engine, string meshEngine, IConfigSource config, string osSceneIdentifier, Vector3 regionExtent)
{
PhysicsPluginManager physicsPluginManager;
physicsPluginManager = new PhysicsPluginManager();
physicsPluginManager.LoadPluginsFromAssemblies("Physics");
return(physicsPluginManager.GetPhysicsScene(engine, meshEngine, config, osSceneIdentifier, regionExtent));
}
// 'engineName' is the Bullet engine to use. Either null (for unmanaged), "BulletUnmanaged" or "BulletXNA"
// 'params' is a set of keyValue pairs to set in the engine's configuration file (override defaults)
// May be 'null' if there are no overrides.
public static BSScene CreateBasicPhysicsEngine(Dictionary <string, string> paramOverrides)
{
IConfigSource openSimINI = new IniConfigSource();
IConfig startupConfig = openSimINI.AddConfig("Startup");
startupConfig.Set("physics", "BulletSim");
startupConfig.Set("meshing", "Meshmerizer");
startupConfig.Set("cacheSculptMaps", "false"); // meshmerizer shouldn't save maps
IConfig bulletSimConfig = openSimINI.AddConfig("BulletSim");
// If the caller cares, specify the bullet engine otherwise it will default to "BulletUnmanaged".
// bulletSimConfig.Set("BulletEngine", "BulletUnmanaged");
// bulletSimConfig.Set("BulletEngine", "BulletXNA");
bulletSimConfig.Set("MeshSculptedPrim", "false");
bulletSimConfig.Set("ForceSimplePrimMeshing", "true");
if (paramOverrides != null)
{
foreach (KeyValuePair <string, string> kvp in paramOverrides)
{
bulletSimConfig.Set(kvp.Key, kvp.Value);
}
}
// If a special directory exists, put detailed logging therein.
// This allows local testing/debugging without having to worry that the build engine will output logs.
if (Directory.Exists("physlogs"))
{
bulletSimConfig.Set("PhysicsLoggingDir", "./physlogs");
bulletSimConfig.Set("PhysicsLoggingEnabled", "True");
bulletSimConfig.Set("PhysicsLoggingDoFlush", "True");
bulletSimConfig.Set("VehicleLoggingEnabled", "True");
}
PhysicsPluginManager physicsPluginManager;
physicsPluginManager = new PhysicsPluginManager();
physicsPluginManager.LoadPluginsFromAssemblies("Physics");
Vector3 regionExtent = new Vector3(Constants.RegionSize, Constants.RegionSize, Constants.RegionHeight);
PhysicsScene pScene = physicsPluginManager.GetPhysicsScene(
"BulletSim", "Meshmerizer", openSimINI, "BSTestRegion", regionExtent);
BSScene bsScene = pScene as BSScene;
// Since the asset requestor is not initialized, any mesh or sculptie will be a cube.
// In the future, add a fake asset fetcher to get meshes and sculpts.
// bsScene.RequestAssetMethod = ???;
return(bsScene);
}
/// <summary>
/// Get a new physics scene.
/// </summary>
/// <param name="engine">The name of the physics engine to use</param>
/// <param name="meshEngine">The name of the mesh engine to use</param>
/// <param name="config">The configuration data to pass to the physics and mesh engines</param>
/// <param name="osSceneIdentifier">
/// The name of the OpenSim scene this physics scene is serving. This will be used in log messages.
/// </param>
/// <returns></returns>
protected PhysicsScene GetPhysicsScene(
string engine, string meshEngine, IConfigSource config, string osSceneIdentifier)
{
if (m_log.IsDebugEnabled)
{
m_log.DebugFormat("{0} called", System.Reflection.MethodBase.GetCurrentMethod().Name);
}
PhysicsPluginManager physicsPluginManager;
physicsPluginManager = new PhysicsPluginManager();
physicsPluginManager.LoadPluginsFromAssemblies("Physics");
return(physicsPluginManager.GetPhysicsScene(engine, meshEngine, config, osSceneIdentifier));
}
public void Initialise(Scene scene, IConfigSource source, ISimulationBase openSimBase)
{
IConfig PhysConfig = source.Configs["Physics"];
IConfig MeshingConfig = source.Configs["Meshing"];
string engine = "";
string meshEngine = "";
string Path = "Physics";
if (PhysConfig != null)
{
Path = PhysConfig.GetString("PathToPhysicsAssemblies", Path);
engine = PhysConfig.GetString("DefaultPhysicsEngine", "AuroraOpenDynamicsEngine");
meshEngine = MeshingConfig.GetString("DefaultMeshingEngine", "Meshmerizer");
string regionName = scene.RegionInfo.RegionName.Trim().Replace(' ', '_');
string RegionPhysicsEngine = PhysConfig.GetString("Region_" + regionName + "_PhysicsEngine", String.Empty);
if (RegionPhysicsEngine != "")
{
engine = RegionPhysicsEngine;
}
string RegionMeshingEngine = MeshingConfig.GetString("Region_" + regionName + "_MeshingEngine", String.Empty);
if (RegionMeshingEngine != "")
{
meshEngine = RegionMeshingEngine;
}
}
else
{
//Load Sane defaults
engine = "AuroraOpenDynamicsEngine";
meshEngine = "Meshmerizer";
}
PhysicsPluginManager physicsPluginManager = new PhysicsPluginManager();
physicsPluginManager.LoadPluginsFromAssemblies(Path);
PhysicsScene pScene = physicsPluginManager.GetPhysicsScene(engine, meshEngine, source, scene.RegionInfo);
scene.PhysicsScene = pScene;
}