include/bhaveSim/bhaveSpawnManager.h

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/******************************************************************************
** Copyright (c) 2011 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
/*
* Copyright 2010 Autodesk, Inc.  All rights reserved.  
* This computer source code and related instructions and comments are the 
* unpublished confidential and proprietary information of Autodesk, Inc. and 
* are protected under applicable copyright and trade secret law. They may 
* not be disclosed to, copied or used by any third party without 
* the prior written consent of Autodesk, Inc.
*/

#pragma once

#include <kyruntime/core/service.h>

#include <kypathdata/containers/list.h>
#include <kypathdata/navmesh/navmeshutils.h>
#include <kypathdata/navmesh/navtriangleptr.h>

#include <kyruntime/mesh/navmeshobstaclelocation.h>

namespace Kaim
{
   class IVolume;
   class NavMeshQueryServerWrapper;
   class NavMeshManager;
   class Vec3f;
   class WorldService;
   class Database;
}

namespace BHAVE
{
   class DtBhaveSpawnQuery;




class DtBhaveSpawnManager : public Kaim::WorldService
{
public:
   enum QueryResult
   {
      DtBhaveSpawnQueryResult_Done = 0,         
      DtBhaveSpawnQueryResult_BufferOverflow,   
      DtBhaveSpawnQueryResult_Working,       
      DtBhaveSpawnQueryResult_Error,            
      DtBhaveSpawnQueryResult_dummy_forceenumSize = KYFORCEENUMSIZEINT
   };


public:
   KY_DECLARE_WORLDSERVICE(DtBhaveSpawnManager)


public:
   DtBhaveSpawnManager(Kaim::World& world);

   ~DtBhaveSpawnManager();

   void ReInit();

   void Update() {}

   //-------------------------------------------------
   //-------------------------------------------------
   KyBool IsSpawnPointValid(const Kaim::Vec3f& position, KyFloat32 interEntityMinDistance, const Kaim::ObstacleTypeMask obstaclesToAvoid, const char* databaseName=KY_NULL);
   
   QueryResult GetSpawnPositions(DtBhaveSpawnQuery& query);

protected:
   KyBool CollectNavTriangles(DtBhaveSpawnQuery& query);
   KyBool CollectVolumeTriangles(Kaim::IVolume* controlVolume, Kaim::IVolume* spawnVolume, KyUInt32 soilTypeFilter);

   QueryResult GenerateSpawnPositions(DtBhaveSpawnQuery& query);
   QueryResult GenerateSpawnPositions(DtBhaveSpawnQuery& query, const Kaim::Vec3f* trianglePoints, const Kaim::ObstacleTypeMask obstaclesToAvoid);
   KyBool AdjustSpawnCandidate(DtBhaveSpawnQuery& query, Kaim::Vec3f& candidate, const Kaim::Vec3f* trianglePoints, const Kaim::ObstacleTypeMask obstaclesToAvoid);


   KyBool IntersectsAabbs(Kaim::IVolume* volume0, Kaim::IVolume* volume1);
   KyBool IntersectVolumeNavTriangle(Kaim::IVolume* volume, Kaim::NavTrianglePtr navTrianglePtr);

   void InsertTrianglePtr(Kaim::NavTrianglePtr navTrianglePtr, Kaim::List<Kaim::NavTrianglePtr>& trianglePtrList);

   KyBool GetAabbFromVolume(Kaim::IVolume* volume, Kaim::Vec3f& aabbMin, Kaim::Vec3f& aabbMax);
   KyBool CollectVolumeTriangles(Kaim::IVolume* spawnVolume, KyUInt32 soilTypeFilter);
   KyBool IntersectVolumeTriangle(Kaim::IVolume* volume, const Kaim::Vec3f* trianglePoints);
   KyBool IsInsideVolume(Kaim::IVolume* volume, const Kaim::Vec3f& position);


protected:
   Kaim::List<Kaim::NavTrianglePtr> m_tmpTriangleList;
   Kaim::List<Kaim::NavTrianglePtr> m_finalTriangleList;
   Kaim::NavMeshObstacleLocationList m_tmpObstacleLocations;
   Kaim::NavMeshQueryServerWrapper* m_navMeshQueryServer;
   const Kaim::NavMeshManager* m_navMeshManager;
};

}