generatorInputProducer.h

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/*******************************************************************************
** Copyright (c) 2015 MaK Technologies, Inc.
** All rights reserved.
*******************************************************************************/



#pragma once

#include "vrfNavigation/vrfNavigationDefines.h"

#include "vrfNavigation/navTriangle.h"
#include "vrfNavigation/navGeneration.h"
#include "vrfNavigation/navDataTag.h"
#include "terrainInterface/terrainInterface.h"
#include "gwnavgeneration.h"
#include <list>
#include <vector>
#include <map>

class DtRwNavigationProfile;

class DtNavigationGeneratorInput;
struct DtNavTagVolumeSet;

//Provides triangles to NavData Generator by implementing
//the Produce function.
class DtGeneratorInputProducer : public Kaim::GeneratorInputProducer
{
public:

   typedef std::list<std::shared_ptr<Kaim::ClientInputTagVolume> > TagVolumeList;
   typedef std::vector<std::shared_ptr<Kaim::DynamicNavTag> > NavTagVector;
   DtGeneratorInputProducer(DtTerrainInterface* terrainInterface)
   : myVrfNavGenInput(0)
   , myNavigationProfile(0)
   , myNextTagVolumeId(DtMinGeneratedNavTagId)
   , myTerrainInterface(terrainInterface)
   {

   }

   virtual ~DtGeneratorInputProducer() override;

   virtual void setTagVolumes(const DtNavTagVolumeSet& tagVolumes);

   virtual void generateTagVolumes(const Kaim::GeneratorSector& sector, 
      const DtNavTagVolumeSet& tagVolumes,
      NavTagVector& navTagsOutput, TagVolumeList& tagVolumesOutput);

   virtual std::shared_ptr<Kaim::DynamicNavTag> getNavTagData(unsigned navTagIndex,
      const DtNavTagVolumeSet& tagVolumes, 
      NavTagVector& navTagsOutput);

   //Implemented to provide triangles to NavData Generator.
   virtual KyResult Produce(const Kaim::GeneratorSector& sector, Kaim::ClientInputConsumer& inputConsumer) override;

   virtual double calculateMaxAreaSize() const;

   virtual void clipTriangleToArea(const std::vector<Kaim::Vec3f>& maxArea,
      const std::vector<Kaim::Vec3f>& triPoints,
      std::vector<std::vector<Kaim::Vec3f> >& outputTris) const;

   const DtNavigationGeneratorInput* myVrfNavGenInput;
   const DtRwNavigationProfile* myNavigationProfile;

   DtNavTagVolumeSet myInputTagVolumes;

   float myMaxTerrainAltitude;
   float myMinTerrainAltitude;

   unsigned myNextTagVolumeId;

   DtTerrainInterface* myTerrainInterface;

   std::map<unsigned, unsigned> myNavTagIndexMap;
};