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68 lines
2.6 KiB
C
68 lines
2.6 KiB
C
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/******************************************************************************
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** Filename: mfdefs.h
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** Purpose: Definition of micro-features
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** Author: Dan Johnson
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** History: Mon Jan 22 08:42:13 1990, DSJ, Created.
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**
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** (c) Copyright Hewlett-Packard Company, 1988.
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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** http://www.apache.org/licenses/LICENSE-2.0
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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******************************************************************************/
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#ifndef MFDEFS_H
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#define MFDEFS_H
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/**----------------------------------------------------------------------------
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Include Files and Type Defines
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----------------------------------------------------------------------------**/
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#include "oldlist.h"
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#include "matchdefs.h"
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#include "xform2d.h"
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/* maximum size of a bulge for length=1 is sqrt(2)/3 */
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#define BULGENORMALIZER 0.942809041
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/* definition of a list of micro-features */
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typedef LIST MICROFEATURES;
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/* definition of structure of micro-features */
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#define MFSIZE 6
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typedef FLOAT32 MFBLOCK[MFSIZE];
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typedef FLOAT32 *MICROFEATURE;
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/* definitions of individual micro-feature parameters */
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#define XPOSITION 0
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#define YPOSITION 1
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#define MFLENGTH 2
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#define ORIENTATION 3
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#define FIRSTBULGE 4
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#define SECONDBULGE 5
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/**----------------------------------------------------------------------------
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Macros
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----------------------------------------------------------------------------**/
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/* macros for accessing micro-feature parameters */
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#define CenterX(M) ( (M)[XPOSITION] )
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#define CenterY(M) ( (M)[YPOSITION] )
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#define LengthOf(M) ( (M)[MFLENGTH] )
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#define OrientationOf(M) ( (M)[ORIENTATION] )
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#define FirstBulgeOf(M) ( (M)[FIRSTBULGE] )
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#define SecondBulgeOf(M) ( (M)[SECONDBULGE] )
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/* macros for accessing micro-feature lists */
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#define NextFeatureOf(L) ( (MICROFEATURE) first( L ) )
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/**----------------------------------------------------------------------------
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Public Function Prototypes
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----------------------------------------------------------------------------**/
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MICROFEATURE NewMicroFeature();
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void FreeMicroFeatures(MICROFEATURES MicroFeatures);
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#endif
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