terrainProcessPolygonsBox.h

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/*******************************************************************************
** Copyright (c) 2012 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
#pragma once

#include "terrainInterface/terrainInterfaceDefines.h"
#include "geometry/surface.h"
#include "geometry/point.h"
#include "matrix/coordTransform.h"

#include <deque>
#include <vector>

#include <boost/shared_ptr.hpp>

namespace makVrv
{
   class DtDynamicTerrainFeature;
}

enum DtPointAxis
{
   X_AXIS,
   Y_AXIS,
   Z_AXIS
};

struct DT_DLL_terrainInterface DtTerrainTriangleStruct
{
   DtPoint points[3];
   DtSurface surface;
   int shapeId;

   std::vector< boost::shared_ptr<makVrv::DtDynamicTerrainFeature> > dynamicTerrainFeatures;
};

class DT_DLL_terrainInterface DtTerrainProcessPolygonsBox
{
public:
   DtTerrainProcessPolygonsBox();
   DtTerrainProcessPolygonsBox(const DtPoint& nw, const DtPoint& ne, const DtPoint& sw, const DtPoint& se);
   DtTerrainProcessPolygonsBox(const DtTerrainProcessPolygonsBox& orig);
   DtTerrainProcessPolygonsBox& operator=(const DtTerrainProcessPolygonsBox& orig);
   virtual ~DtTerrainProcessPolygonsBox();
   
   virtual double minX(bool inLocal = true) const;
   virtual double maxX(bool inLocal = true) const;
   virtual double minY(bool inLocal = true) const;
   virtual double maxY(bool inLocal = true) const;
   virtual double minZ(bool inLocal = true) const;
   virtual double maxZ(bool inLocal = true) const;
   virtual DtPoint northeast(bool inLocal = true) const;
   virtual DtPoint northwest(bool inLocal = true) const;
   virtual DtPoint southeast(bool inLocal = true) const;
   virtual DtPoint southwest(bool inLocal = true) const;  
   virtual void setNewNW(const DtPoint& nw);
   virtual void setNewNE(const DtPoint& ne);
   virtual void setNewSW(const DtPoint& sw);
   virtual void setNewSE(const DtPoint& se);
   virtual void setMaxAltitude(double);
   virtual void setMinAltitude(double);
   virtual double maxAltitude() const;
   virtual double minAltitude() const;
   virtual bool isPointWithinAxisAlignedBoundingBox(const DtPoint& point) const;
   virtual bool isTriangleWithinBox(const DtTerrainTriangleStruct& polygon) const;
   virtual bool isPointInsideBoundingBox(const DtPoint &point) const;
   virtual bool isUseAllTerrain() const;
   virtual void setIsUseAllTerrain(bool useAllTerrain);
   virtual bool useZ() const;
   virtual void setUseZ(bool useZ);
   virtual DtPoint centerOfBox() const;
   virtual void setIsGeocentric(bool isGeo);
   virtual bool isGeocentric() const;
   virtual bool isTriangleAABBWithinAABB(const DtTerrainTriangleStruct& triangle) const;
   virtual bool doesTriangleIntersect(const DtTerrainTriangleStruct& triangle) const;
   virtual bool isBoxInsideTriangle(const DtTerrainTriangleStruct& triangle) const;

protected:
   virtual double determineSideOfLine(double x1, double x2, double y1, double y2, double xp, double yp ) const;
   virtual DtCoordTransform transform() const;
   virtual double maxMin(const std::deque<DtPoint>& points, DtPointAxis axis, bool mode) const;

   DtPoint myNorthwest;
   DtPoint myNortheast;
   DtPoint mySouthwest;
   DtPoint mySoutheast;
   double myMinAltitude;
   double myMaxAltitude;
   bool myIsUseAllTerrain;
   bool myUseZ;
   bool myIsGeocentric;
   DtCoordTransform myTransform;
};

typedef void (*DtTriangleCallbackFinalizeFcn)(int status, void* usr);
typedef void (*DtTriangleCallbackFcn)(DtTerrainTriangleStruct& triangle, void* usr);