/usr/include/libwildmagic/Wm5BSplineSurfaceFit.h is in libwildmagic-dev 5.13-1ubuntu3.
This file is owned by root:root, with mode 0o644.
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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: 5.0.2 (2012/10/31)
#ifndef WM5BSPLINESURFACEFIT_H
#define WM5BSPLINESURFACEFIT_H
#include "Wm5MathematicsLIB.h"
#include "Wm5BSplineFitBasis.h"
#include "Wm5BandedMatrix.h"
#include "Wm5Vector3.h"
namespace Wm5
{
template <typename Real>
class WM5_MATHEMATICS_ITEM BSplineSurfaceFit
{
public:
// Construction and destruction. The preconditions for calling the
// constructor are
// 1 <= degree0 && degree0 + 1 < numControls0 <= numSamples0
// 1 <= degree1 && degree1 + 1 < numControls1 <= numSamples1
BSplineSurfaceFit (int degree0, int numControls0, int numSamples0,
int degree1, int numControls1, int numSamples1,
Vector3<Real>** samples);
~BSplineSurfaceFit ();
// Access to input sample information.
int GetSampleQuantity (int i) const;
Vector3<Real>** GetSamplePoints () const;
// Access to output control point and surface information.
int GetDegree (int i) const;
int GetControlQuantity (int i) const;
Vector3<Real>** GetControlPoints () const;
const BSplineFitBasis<Real>& GetBasis (int i) const;
// Evaluation of the B-spline surface. It is defined for 0 <= u <= 1
// and 0 <= v <= 1. If a parameter value is outside [0,1], it is clamped
// to [0,1].
Vector3<Real> GetPosition (Real u, Real v) const;
private:
// Input sample information.
int mNumSamples[2];
Vector3<Real>** mSamples;
// The fitted B-spline surface, open and with uniform knots.
int mDegree[2];
int mNumControls[2];
Vector3<Real>** mControls;
BSplineFitBasis<Real>* mBasis[2];
};
typedef BSplineSurfaceFit<float> BSplineSurfaceFitf;
typedef BSplineSurfaceFit<double> BSplineSurfaceFitd;
}
#endif
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