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250ebdfad0
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/back/trunk@26620 72102866-910b-0410-8b05-ffd578937521
67 lines
1.9 KiB
Objective-C
67 lines
1.9 KiB
Objective-C
/* -*-objc-*-
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GSFunction - PS Function for GSGState
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Copyright (C) 2003 Free Software Foundation, Inc.
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Author: Alexander Malmberg <alexander@malmberg.org>
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Author: Fred Kiefer <fredkiefer@gmx.de>
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Extracted into separate class.
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This file is part of GNUstep.
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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 Lesser 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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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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; see the file COPYING.LIB.
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If not, see <http://www.gnu.org/licenses/> or write to the
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Free Software Foundation, 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef _GSFunction_h_INCLUDE
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#define _GSFunction_h_INCLUDE
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#include <Foundation/NSObject.h>
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@interface GSFunction : NSObject
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{
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/* General information about the function. */
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int num_in, num_out;
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double *domain; /* num_in * 2 */
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double *range; /* num_out * 2 */
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/* Type specific information */
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const unsigned char *data_source;
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int *size; /* num_in */
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int bits_per_sample;
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double *encode; /* num_in * 2 */
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double *decode; /* num_out * 2 */
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}
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- (id) initWith: (NSDictionary *)d;
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- (double) getsample: (int)sample : (int) i;
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- (void) eval: (double *)inValues : (double *)outValues;
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@end
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@interface GSFunction2in3out : GSFunction
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{
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/* sample cache for in == 2, out == 3 */
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int sample_index[2];
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double sample_cache[4][3];
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}
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- (NSRect) affectedRect;
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@end
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#endif // _GSFunction_h_INCLUDE
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