/usr/include/snlCtrlPointNetSurface.h is in libsnl-dev 0.2.1.svn.18-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | // libSNL - Simple Nurbs Library
// Copyright Scott A.E. Lanham, Australia.
// ---------------------------------------
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#ifndef SNLCTRLPTNETSURFACE_H
#define SNLCTRLPTNETSURFACE_H
#include "snlCtrlPointNet.h"
class snlCtrlPointNetSurface : public snlCtrlPointNet
{
public:
snlCtrlPointNetSurface ( snlCtrlPoint* cPtArray, unsigned sizeU, unsigned sizeV, bool copy = false );
snlCtrlPointNetSurface ( unsigned sizeU, unsigned sizeV, snlPoint& origin,
snlPoint& cornerU, snlPoint& cornerV );
virtual ~snlCtrlPointNetSurface();
unsigned getSizeU() const;
unsigned getSizeV() const;
void setSizeU ( unsigned size );
void setSizeV ( unsigned size );
snlCtrlPoint* getPoint ( unsigned indexU, unsigned indexV ) const;
// Increase the control point net's size.
snlCtrlPoint* growU ( int increaseBy = 1, bool reallocate = true );
snlCtrlPoint* growV ( int increaseBy = 1, bool reallocate = true );
// Decrease the control point net's size.
snlCtrlPoint* shrinkU();
snlCtrlPoint* shrinkV();
double calcFlatness ( int indexU, int indexV, int numPointsU, int numPointsV );
double calcFlatnessU ( int indexU, int indexV, int numPoints, bool degree1 ) const;
double calcFlatnessV ( int indexU, int indexV, int numPoints, bool degree1 ) const;
double maxFlatnessU ( int span );
double maxFlatnessV ( int span );
double maxCurvatureU();
double maxCurvatureV();
void locatePoints ( int indexU, int indexV, int numPointsU, int numPointsV, snlCtrlPoint** pointsLocated ) const;
void locatePointsU ( int indexU, int indexV, int numPoints, snlCtrlPoint** testPoints ) const;
void locatePointsV ( int indexU, int indexV, int numPoints, snlCtrlPoint** testPoints ) const;
void selectPoint ( int indexU, int indexV );
void selectLineConstU ( int indexU ); // Select line in constant U direction.
void selectLineConstV ( int indexV ); // Select line in constant V direction.
void print();
void printCompare ( snlCtrlPointNetSurface& compareTo );
void print_cpp();
// snlCtrlPointNet Abstract implementation.
virtual int getCnctPts ( unsigned index, snlCtrlPoint* retPts );
virtual int maxConnections() const;
private:
int sizeU, sizeV; // Array size in U and V directions.
};
#endif
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