Campbell Barton
de13d0a80c
While \file doesn't need an argument, it can't have another doxy command after it.
50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*/
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#ifndef __BLI_QUADRIC_H__
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#define __BLI_QUADRIC_H__
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/** \file
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* \ingroup bli
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*/
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typedef struct Quadric {
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double a2, ab, ac, ad,
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b2, bc, bd,
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c2, cd,
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d2;
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} Quadric;
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/* conversion */
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void BLI_quadric_from_plane(Quadric *q, const double v[4]);
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void BLI_quadric_to_vector_v3(const Quadric *q, double v[3]);
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void BLI_quadric_clear(Quadric *q);
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/* math */
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void BLI_quadric_add_qu_qu(Quadric *a, const Quadric *b);
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void BLI_quadric_add_qu_ququ(Quadric *r, const Quadric *a, const Quadric *b);
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void BLI_quadric_mul(Quadric *a, const double scalar);
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/* solve */
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double BLI_quadric_evaluate(const Quadric *q, const double v[3]);
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bool BLI_quadric_optimize(const Quadric *q, double v[3], const double epsilon);
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#endif /* __BLI_QUADRIC_H__ */
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