Pull and merge from https://bitbucket.org/lindenlab/viewer-development.

1 files changed, 238 insertions, 0 deletions

diff --git a/indra/newview/llmenuoptionpathfindingrebakenavmesh.cpp b/indra/newview/llmenuoptionpathfindingrebakenavmesh.cpp
new file mode 100644
index 0000000000..dd5f1ea689
--- /dev/null
+++ b/indra/newview/llmenuoptionpathfindingrebakenavmesh.cpp
@@ -0,0 +1,238 @@
+/** 
+* @file llmenuoptionpathfindingrebakenavmesh.cpp
+* @brief Implementation of llmenuoptionpathfindingrebakenavmesh
+* @author Prep@lindenlab.com
+*
+* $LicenseInfo:firstyear=2012&license=viewerlgpl$
+* Second Life Viewer Source Code
+* Copyright (C) 2012, Linden Research, Inc.
+*
+* This library is free software; you can redistribute it and/or
+* modify it under the terms of the GNU Lesser General Public
+* License as published by the Free Software Foundation;
+* version 2.1 of the License only.
+*
+* This library is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+* Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public
+* License along with this library; if not, write to the Free Software
+* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*
+* Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+* $/LicenseInfo$
+*/
+
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llmenuoptionpathfindingrebakenavmesh.h"
+
+#include <boost/bind.hpp>
+#include <boost/signals2.hpp>
+
+#include "llagent.h"
+#include "llenvmanager.h"
+#include "llnotificationsutil.h"
+#include "llpathfindingmanager.h"
+#include "llpathfindingnavmesh.h"
+#include "llpathfindingnavmeshstatus.h"
+#include "llviewerregion.h"
+
+LLMenuOptionPathfindingRebakeNavmesh::LLMenuOptionPathfindingRebakeNavmesh() 
+	: LLSingleton<LLMenuOptionPathfindingRebakeNavmesh>(),
+	mIsInitialized(false),
+	mCanRebakeRegion(false),
+	mRebakeNavMeshMode(kRebakeNavMesh_Default),
+	mNavMeshSlot(),
+	mRegionCrossingSlot(),
+	mAgentStateSlot()
+{
+}
+
+LLMenuOptionPathfindingRebakeNavmesh::~LLMenuOptionPathfindingRebakeNavmesh() 
+{
+	if (mRebakeNavMeshMode == kRebakeNavMesh_RequestSent)
+	{
+		LL_WARNS("navmeshRebaking") << "During destruction of the LLMenuOptionPathfindingRebakeNavmesh "
+			<< "singleton, the mode indicates that a request has been sent for which a response has yet "
+			<< "to be received.  This could contribute to a crash on exit." << LL_ENDL;
+	}
+
+	llassert(!mIsInitialized);
+	if (mIsInitialized)
+	{
+		quit();
+	}
+}
+
+void LLMenuOptionPathfindingRebakeNavmesh::initialize()
+{
+	llassert(!mIsInitialized);
+	if (!mIsInitialized)
+	{
+		mIsInitialized = true;
+
+		setMode(kRebakeNavMesh_Default);
+
+		createNavMeshStatusListenerForCurrentRegion();
+
+		if ( !mRegionCrossingSlot.connected() )
+		{
+			mRegionCrossingSlot = LLEnvManagerNew::getInstance()->setRegionChangeCallback(boost::bind(&LLMenuOptionPathfindingRebakeNavmesh::handleRegionBoundaryCrossed, this));
+		}
+
+		if (!mAgentStateSlot.connected())
+		{
+			mAgentStateSlot = LLPathfindingManager::getInstance()->registerAgentStateListener(boost::bind(&LLMenuOptionPathfindingRebakeNavmesh::handleAgentState, this, _1));
+		}
+		LLPathfindingManager::getInstance()->requestGetAgentState();
+	}
+}
+
+void LLMenuOptionPathfindingRebakeNavmesh::quit()
+{
+	llassert(mIsInitialized);
+	if (mIsInitialized)
+	{
+		if (mNavMeshSlot.connected())
+		{
+			mNavMeshSlot.disconnect();
+		}
+
+		if (mRegionCrossingSlot.connected())
+		{
+			mRegionCrossingSlot.disconnect();
+		}
+
+		if (mAgentStateSlot.connected())
+		{
+			mAgentStateSlot.disconnect();
+		}
+
+		mIsInitialized = false;
+	}
+}
+
+bool LLMenuOptionPathfindingRebakeNavmesh::canRebakeRegion() const
+{
+	if (!mIsInitialized)
+	{
+		LL_ERRS("navmeshRebaking") << "LLMenuOptionPathfindingRebakeNavmesh class has not been initialized "
+			<< "when the ability to rebake navmesh is being requested." << LL_ENDL;
+	}
+	return mCanRebakeRegion;
+}
+
+LLMenuOptionPathfindingRebakeNavmesh::ERebakeNavMeshMode LLMenuOptionPathfindingRebakeNavmesh::getMode() const
+{
+	if (!mIsInitialized)
+	{
+		LL_ERRS("navmeshRebaking") << "LLMenuOptionPathfindingRebakeNavmesh class has not been initialized "
+			<< "when the mode is being requested." << LL_ENDL;
+	}
+	return mRebakeNavMeshMode;
+}
+
+void LLMenuOptionPathfindingRebakeNavmesh::sendRequestRebakeNavmesh()
+{
+	if (!mIsInitialized)
+	{
+		LL_ERRS("navmeshRebaking") << "LLMenuOptionPathfindingRebakeNavmesh class has not been initialized "
+			<< "when the request is being made to rebake the navmesh." << LL_ENDL;
+	}
+	else
+	{
+		if (!canRebakeRegion())
+		{
+			LL_WARNS("navmeshRebaking") << "attempting to rebake navmesh when user does not have permissions "
+				<< "on this region" << LL_ENDL;
+		}
+		if (getMode() != kRebakeNavMesh_Available)
+		{
+			LL_WARNS("navmeshRebaking") << "attempting to rebake navmesh when mode is not available"
+				<< LL_ENDL;
+		}
+
+		setMode(kRebakeNavMesh_RequestSent);
+		LLPathfindingManager::getInstance()->requestRebakeNavMesh(boost::bind(&LLMenuOptionPathfindingRebakeNavmesh::handleRebakeNavMeshResponse, this, _1));
+	}
+}
+
+void LLMenuOptionPathfindingRebakeNavmesh::setMode(ERebakeNavMeshMode pRebakeNavMeshMode)
+{
+	mRebakeNavMeshMode = pRebakeNavMeshMode;
+}
+
+void LLMenuOptionPathfindingRebakeNavmesh::handleAgentState(BOOL pCanRebakeRegion)
+{
+	llassert(mIsInitialized);
+	mCanRebakeRegion = pCanRebakeRegion;
+}
+
+void LLMenuOptionPathfindingRebakeNavmesh::handleRebakeNavMeshResponse(bool pResponseStatus)
+{
+	llassert(mIsInitialized);
+	if (getMode() == kRebakeNavMesh_RequestSent)
+	{
+		setMode(pResponseStatus ? kRebakeNavMesh_InProgress : kRebakeNavMesh_Default);
+	}
+
+	if (!pResponseStatus)
+	{
+		LLNotificationsUtil::add("PathfindingCannotRebakeNavmesh");
+	}
+}
+
+void LLMenuOptionPathfindingRebakeNavmesh::handleNavMeshStatus(const LLPathfindingNavMeshStatus &pNavMeshStatus)
+{
+	llassert(mIsInitialized);
+	ERebakeNavMeshMode rebakeNavMeshMode = kRebakeNavMesh_Default;
+	if (pNavMeshStatus.isValid())
+	{
+		switch (pNavMeshStatus.getStatus())
+		{
+		case LLPathfindingNavMeshStatus::kPending :
+		case LLPathfindingNavMeshStatus::kRepending :
+			rebakeNavMeshMode = kRebakeNavMesh_Available;
+			break;
+		case LLPathfindingNavMeshStatus::kBuilding :
+			rebakeNavMeshMode = kRebakeNavMesh_InProgress;
+			break;
+		case LLPathfindingNavMeshStatus::kComplete :
+			rebakeNavMeshMode = kRebakeNavMesh_NotAvailable;
+			break;
+		default : 
+			rebakeNavMeshMode = kRebakeNavMesh_Default;
+			llassert(0);
+			break;
+		}
+	}
+
+	setMode(rebakeNavMeshMode);
+}
+
+void LLMenuOptionPathfindingRebakeNavmesh::handleRegionBoundaryCrossed()
+{
+	llassert(mIsInitialized);
+	createNavMeshStatusListenerForCurrentRegion();
+	mCanRebakeRegion = FALSE;
+	LLPathfindingManager::getInstance()->requestGetAgentState();
+}
+
+void LLMenuOptionPathfindingRebakeNavmesh::createNavMeshStatusListenerForCurrentRegion()
+{
+	if (mNavMeshSlot.connected())
+	{
+		mNavMeshSlot.disconnect();
+	}
+
+	LLViewerRegion *currentRegion = gAgent.getRegion();
+	if (currentRegion != NULL)
+	{
+		mNavMeshSlot = LLPathfindingManager::getInstance()->registerNavMeshListenerForRegion(currentRegion, boost::bind(&LLMenuOptionPathfindingRebakeNavmesh::handleNavMeshStatus, this, _2));
+		LLPathfindingManager::getInstance()->requestGetNavMeshForRegion(currentRegion, true);
+	}
+}