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56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
/* Libart_LGPL - library of basic graphic primitives
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* Copyright (C) 1998 Raph Levien
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __ART_ALPHAGAMMA_H__
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#define __ART_ALPHAGAMMA_H__
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/* Alphagamma tables */
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#ifdef LIBART_COMPILATION
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#include "art_misc.h"
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#else
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#include <libart_lgpl/art_misc.h>
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#endif
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typedef struct _ArtAlphaGamma ArtAlphaGamma;
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struct _ArtAlphaGamma {
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/*< private >*/
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double gamma;
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int invtable_size;
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int table[256];
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art_u8 invtable[1];
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};
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ArtAlphaGamma *
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art_alphagamma_new (double gamma);
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void
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art_alphagamma_free (ArtAlphaGamma *alphagamma);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __ART_SVP_H__ */
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