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Diffstat (limited to 'indra/newview/llpathfindingnavmeshzone.h')
| -rw-r--r-- | indra/newview/llpathfindingnavmeshzone.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/indra/newview/llpathfindingnavmeshzone.h b/indra/newview/llpathfindingnavmeshzone.h new file mode 100644 index 0000000000..8c330559a9 --- /dev/null +++ b/indra/newview/llpathfindingnavmeshzone.h @@ -0,0 +1,136 @@ +/** + * @file llpathfindingnavmeshzone.h + * @author William Todd Stinson + * @brief A class for representing the zone of navmeshes containing and possible surrounding the current region. + * + * $LicenseInfo:firstyear=2002&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, 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 + * $/LicenseInfo$ + */ + +#ifndef LL_LLPATHFINDINGNAVMESHZONE_H +#define LL_LLPATHFINDINGNAVMESHZONE_H + +#include "llsd.h" +#include "lluuid.h" +#include "llpathfindingnavmesh.h" +#include "llpathfindingnavmeshstatus.h" + +#include <vector> + +#include <boost/shared_ptr.hpp> +#include <boost/function.hpp> +#include <boost/signals2.hpp> + +class LLPathfindingNavMeshStatus; + +//#define XXX_STINSON_DEBUG_NAVMESH_ZONE + +class LLPathfindingNavMeshZone +{ +public: + typedef enum { + kNavMeshZoneRequestUnknown, + kNavMeshZoneRequestWaiting, + kNavMeshZoneRequestChecking, + kNavMeshZoneRequestNeedsUpdate, + kNavMeshZoneRequestStarted, + kNavMeshZoneRequestCompleted, + kNavMeshZoneRequestNotEnabled, + kNavMeshZoneRequestError + } ENavMeshZoneRequestStatus; + + typedef enum { + kNavMeshZonePending, + kNavMeshZoneBuilding, + kNavMeshZoneSomePending, + kNavMeshZoneSomeBuilding, + kNavMeshZonePendingAndBuilding, + kNavMeshZoneComplete + } ENavMeshZoneStatus; + + typedef boost::function<void (ENavMeshZoneRequestStatus)> navmesh_zone_callback_t; + typedef boost::signals2::signal<void (ENavMeshZoneRequestStatus)> navmesh_zone_signal_t; + typedef boost::signals2::connection navmesh_zone_slot_t; + + LLPathfindingNavMeshZone(); + virtual ~LLPathfindingNavMeshZone(); + + navmesh_zone_slot_t registerNavMeshZoneListener(navmesh_zone_callback_t pNavMeshZoneCallback); + void initialize(); + + void enable(); + void disable(); + void refresh(); + + ENavMeshZoneStatus getNavMeshZoneStatus() const; + +protected: + +private: + typedef boost::function<void (void)> navmesh_location_callback_t; + class NavMeshLocation + { + public: + NavMeshLocation(S32 pDirection, navmesh_location_callback_t pLocationCallback); + virtual ~NavMeshLocation(); + + void enable(); + void refresh(); + void disable(); + + LLPathfindingNavMesh::ENavMeshRequestStatus getRequestStatus() const; + LLPathfindingNavMeshStatus::ENavMeshStatus getNavMeshStatus() const; +#ifdef XXX_STINSON_DEBUG_NAVMESH_ZONE + const LLUUID &getRegionUUID() const {return mRegionUUID;}; + S32 getDirection() const {return mDirection;}; +#endif // XXX_STINSON_DEBUG_NAVMESH_ZONE + + protected: + + private: + void handleNavMesh(LLPathfindingNavMesh::ENavMeshRequestStatus pNavMeshRequestStatus, const LLPathfindingNavMeshStatus &pNavMeshStatus, const LLSD::Binary &pNavMeshData); + + void clear(); + LLViewerRegion *getRegion() const; + + S32 mDirection; + LLUUID mRegionUUID; + bool mHasNavMesh; + U32 mNavMeshVersion; + LLPathfindingNavMeshStatus::ENavMeshStatus mNavMeshStatus; + navmesh_location_callback_t mLocationCallback; + LLPathfindingNavMesh::ENavMeshRequestStatus mRequestStatus; + LLPathfindingNavMesh::navmesh_slot_t mNavMeshSlot; + }; + + typedef boost::shared_ptr<NavMeshLocation> NavMeshLocationPtr; + typedef std::vector<NavMeshLocationPtr> NavMeshLocationPtrs; + + void handleNavMeshLocation(); + void updateStatus(); + + NavMeshLocationPtrs mNavMeshLocationPtrs; + ENavMeshZoneRequestStatus mNavMeshZoneRequestStatus; + navmesh_zone_signal_t mNavMeshZoneSignal; +}; + +#endif // LL_LLPATHFINDINGNAVMESHZONE_H + |