GraphProcessor.h

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// *****************************************************************
// Filename:    GraphProcessor.h
// Copyright:   Kai Welke, Chair Prof. Dillmann (IAIM),
//              Institute for Computer Science and Engineering (CSE),
//              University of Karlsruhe. All rights reserved.
// Author:      Kai Welke
// Date:        12.06.2007
// *****************************************************************
 
#pragma once
 
// *****************************************************************
// forward declarations
// *****************************************************************
 
// *****************************************************************
// includes
// *****************************************************************
#include "SphericalGraph.h"
 
// *****************************************************************
// namespace GraphProcessor
// *****************************************************************
namespace GraphProcessor
{
    // graph operations
    void copyGraphNodesAndEdges(CSphericalGraph* pSrcGraph, CSphericalGraph* pDstGraph);
 
    // graph coordinate transformations
    void transform(CSphericalGraph* pGraph, TTransform transform);
    void inverseTransform(CSphericalGraph* pGraph, TTransform transform);
    void invertPhi(CSphericalGraph* pGraph);
    void invertTheta(CSphericalGraph* pGraph);
 
    // edge operations
    int findEdge(CSphericalGraph* pGraph, int nIndex1, int nIndex2);
    bool isEdgePresent(CSphericalGraph* pGraph, int nIndex1, int nIndex2);
 
    // neighbour and node operations
    int findClosestNode(CSphericalGraph* pGraph, TSphereCoord coord);
    void findClosestNeighbours(CSphericalGraph* pGraph, int& s, int& t);
    int getDelaunayNeighbour(CSphericalGraph* pGraph, CSGEdge* pEdge);
 
    // circumcircle operations
    bool insideCircumcircle(CSphericalGraph* pGraph,
                            int nIndex1,
                            int nIndex2,
                            int nIndex3,
                            int nPointIndex,
                            bool& bInside);
    bool getCircumcircle(CSphericalGraph* pGraph,
                         int nIndex1,
                         int nIndex2,
                         int nIndex3,
                         TSphereCoord& center,
                         float& fRadius);
}; // namespace GraphProcessor