/usr/include/libwildmagic/Wm5Bisect3.h is in libwildmagic-dev 5.13-1ubuntu1.
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// Copyright (c) 1998-2014
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
//
// File Version: 5.0.1 (2010/10/01)
#ifndef WM5BISECT3_H
#define WM5BISECT3_H
#include "Wm5MathematicsLIB.h"
namespace Wm5
{
template <typename Real>
class WM5_MATHEMATICS_ITEM Bisect3
{
public:
typedef Real (*Function)(Real,Real,Real);
Bisect3 (Function fFunction, Function gFunction, Function hFunction,
int maxLevel, Real tolerance);
bool Bisect (Real x0, Real y0, Real z0, Real x1, Real y1, Real z1,
Real& xRoot, Real& yRoot, Real& zRoot);
private:
class BisectNode
{
public:
BisectNode ();
Real X, Y, Z, F, G, H;
BisectNode* XNext;
BisectNode* YNext;
BisectNode* ZNext;
};
bool ZeroTest (Real x, Real y, Real z, Real& f, Real& g, Real& h,
Real& xRoot, Real& yRoot, Real& zRoot);
static BisectNode* AddNode (Real x, Real y, Real z, Real f, Real g,
Real h);
// Input data and functions.
Function mFFunction, mGFunction, mHFunction;
int mLevel, mMaxLevel;
Real mTolerance;
Real mXRoot, mYRoot, mZRoot;
// Vertex and midpoint locations.
Real mX0, mXm, mX1, mY0, mYm, mY1, mZ0, mZm, mZ1;
// vertices
Real mF000, mF100, mF010, mF110;
Real mF001, mF101, mF011, mF111;
Real mG000, mG100, mG010, mG110;
Real mG001, mG101, mG011, mG111;
Real mH000, mH100, mH010, mH110;
Real mH001, mH101, mH011, mH111;
// edges
Real mF00m, mF10m, mF01m, mF11m, mF0m0, mF1m0, mF0m1, mF1m1, mFm00, mFm10;
Real mFm01, mFm11;
Real mG00m, mG10m, mG01m, mG11m, mG0m0, mG1m0, mG0m1, mG1m1, mGm00, mGm10;
Real mGm01, mGm11;
Real mH00m, mH10m, mH01m, mH11m, mH0m0, mH1m0, mH0m1, mH1m1, mHm00, mHm10;
Real mHm01, mHm11;
// faces
Real mF0mm, mFm0m, mFmm0, mF1mm, mFm1m, mFmm1;
Real mG0mm, mGm0m, mGmm0, mG1mm, mGm1m, mGmm1;
Real mH0mm, mHm0m, mHmm0, mH1mm, mHm1m, mHmm1;
// center
Real mFmmm, mGmmm, mHmmm;
int mNetSign;
// the graph and recursion routine for building it
BisectNode* mGraph;
bool BisectRecurse (BisectNode* n000);
};
typedef Bisect3<float> Bisect3f;
typedef Bisect3<double> Bisect3d;
}
#endif
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