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570af48b8b
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@87 d0cd1f9f-072b-0410-8dd7-cf729c803f20
362 lines
10 KiB
C
362 lines
10 KiB
C
/* -*-C-*-
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********************************************************************************
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*
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* File: protos.h (Formerly protos.h)
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* Description:
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* Author: Mark Seaman, SW Productivity
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* Created: Fri Oct 16 14:37:00 1987
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* Modified: Fri Jul 12 10:06:55 1991 (Dan Johnson) danj@hpgrlj
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* Language: C
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* Package: N/A
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* Status: Reusable Software Component
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*
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* (c) Copyright 1987, Hewlett-Packard Company.
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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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*********************************************************************************/
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#ifndef PROTOS_H
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#define PROTOS_H
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/*----------------------------------------------------------------------
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I n c l u d e s
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----------------------------------------------------------------------*/
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#include "bitvec.h"
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#include "cutil.h"
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#include "unichar.h"
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/*----------------------------------------------------------------------
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T y p e s
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----------------------------------------------------------------------*/
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typedef BIT_VECTOR *CONFIGS;
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typedef struct
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{
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FLOAT32 A;
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FLOAT32 B;
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FLOAT32 C;
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FLOAT32 X;
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FLOAT32 Y;
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FLOAT32 Angle;
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FLOAT32 Length;
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} PROTO_STRUCT;
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typedef PROTO_STRUCT *PROTO;
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typedef struct
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{
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INT16 NumProtos;
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INT16 MaxNumProtos;
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PROTO Prototypes;
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INT16 NumConfigs;
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INT16 MaxNumConfigs;
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CONFIGS Configurations;
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} CLASS_STRUCT;
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typedef CLASS_STRUCT *CLASS_TYPE;
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typedef CLASS_STRUCT *CLASSES;
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/*----------------------------------------------------------------------
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C o n s t a n t s
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----------------------------------------------------------------------*/
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#define NUMBER_OF_CLASSES MAX_NUM_CLASSES
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#define Y_OFFSET -40.0
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#define FEATURE_SCALE 100.0
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/*----------------------------------------------------------------------
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V a r i a b l e s
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----------------------------------------------------------------------*/
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extern CLASS_STRUCT TrainingData[];
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/*----------------------------------------------------------------------
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M a c r o s
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----------------------------------------------------------------------*/
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/**********************************************************************
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* AddProtoToConfig
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*
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* Set a single proto bit in the specified configuration.
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**********************************************************************/
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#define AddProtoToConfig(Pid,Config) \
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(SET_BIT (Config, Pid))
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/**********************************************************************
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* RemoveProtoFromConfig
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*
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* Clear a single proto bit in the specified configuration.
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**********************************************************************/
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#define RemoveProtoFromConfig(Pid,Config) \
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(reset_bit (Config, Pid))
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/**********************************************************************
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* ClassOfChar
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*
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* Return the class of a particular ASCII character value.
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**********************************************************************/
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#define ClassOfChar(Char) \
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((TrainingData [Char].NumProtos) ? \
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(& TrainingData [Char]) : \
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NO_CLASS)
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/**********************************************************************
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* ProtoIn
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*
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* Choose the selected prototype in this class record. Return the
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* pointer to it (type PROTO).
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**********************************************************************/
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#define ProtoIn(Class,Pid) \
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(& (Class)->Prototypes [Pid])
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/**********************************************************************
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* ConfigIn
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*
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* Choose the selected prototype configuration in this class record.
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* Return it as type 'BIT_VECTOR'.
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**********************************************************************/
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#define ConfigIn(Class,Cid) \
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((Class)->Configurations [Cid])
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/**********************************************************************
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* NumProtosIn
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*
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* Return the number of prototypes in this class. The 'Class' argument
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* is of type 'CLASS_TYPE'.
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**********************************************************************/
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#define NumProtosIn(Class) \
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((Class)->NumProtos)
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/**********************************************************************
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* NumConfigsIn
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*
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* Return the number of configurations in this class. The 'Class' argument
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* is of type 'CLASS_TYPE'.
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**********************************************************************/
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#define NumConfigsIn(Class) \
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((Class)->NumConfigs)
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/**********************************************************************
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* CoefficientA
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*
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* Return the first parameter of the prototype structure. This is the
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* A coefficient in the line representation of "Ax + By + C = 0". The
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* 'Proto' argument is of type 'PROTO'.
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**********************************************************************/
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#define CoefficientA(Proto) \
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((Proto)->A)
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/**********************************************************************
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* CoefficientB
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*
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* Return the second parameter of the prototype structure. This is the
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* B coefficient in the line representation of "Ax + By + C = 0". The
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* 'Proto' argument is of type 'PROTO'.
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**********************************************************************/
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#define CoefficientB(Proto) \
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((Proto)->B)
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/**********************************************************************
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* CoefficientC
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*
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* Return the third parameter of the prototype structure. This is the
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* C coefficient in the line representation of "Ax + By + C = 0". The
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* 'Proto' argument is of type 'PROTO'.
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**********************************************************************/
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#define CoefficientC(Proto) \
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((Proto)->C)
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/**********************************************************************
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* ProtoAngle
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*
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* Return the angle parameter of the prototype structure. The
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* 'Proto' argument is of type 'PROTO'.
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**********************************************************************/
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#define ProtoAngle(Proto) \
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((Proto)->Angle)
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/**********************************************************************
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* ProtoX
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*
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* Return the X parameter of the prototype structure. The 'Proto'
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* argument is of type 'PROTO'.
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**********************************************************************/
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#define ProtoX(Proto) \
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((Proto)->X)
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/**********************************************************************
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* ProtoY
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*
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* Return the angle parameter of the prototype structure. The 'Proto'
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* argument is of type 'PROTO'.
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**********************************************************************/
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#define ProtoY(Proto) \
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((Proto)->Y)
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/**********************************************************************
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* ProtoLength
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*
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* Return the length parameter of the prototype structure. The
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* 'Proto' argument is of type 'PROTO'.
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**********************************************************************/
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#define ProtoLength(Proto) \
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((Proto)->Length)
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/**********************************************************************
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* PrintProto
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*
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* Print out the contents of a prototype. The 'Proto' argument is of
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* type 'PROTO'.
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**********************************************************************/
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#define PrintProto(Proto) \
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(cprintf ("X=%4.2f, Y=%4.2f, Angle=%4.2f", \
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ProtoX (Proto), \
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ProtoY (Proto), \
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ProtoLength (Proto), \
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ProtoAngle (Proto))) \
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/**********************************************************************
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* PrintProtoLine
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*
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* Print out the contents of a prototype. The 'Proto' argument is of
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* type 'PROTO'.
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**********************************************************************/
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#define PrintProtoLine(Proto) \
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(cprintf ("A=%4.2f, B=%4.2f, C=%4.2f", \
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CoefficientA (Proto), \
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CoefficientB (Proto), \
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CoefficientC (Proto))) \
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/*----------------------------------------------------------------------
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F u n c t i o n s
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----------------------------------------------------------------------*/
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int AddConfigToClass(CLASS_TYPE Class);
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int AddProtoToClass(CLASS_TYPE Class);
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FLOAT32 ClassConfigLength(CLASS_TYPE Class, BIT_VECTOR Config);
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FLOAT32 ClassProtoLength(CLASS_TYPE Class);
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void CopyProto(PROTO Src, PROTO Dest);
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void FillABC(PROTO Proto);
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void FreeClass(CLASS_TYPE Class);
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void FreeClassFields(CLASS_TYPE Class);
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void InitPrototypes();
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CLASS_TYPE NewClass(int NumProtos, int NumConfigs);
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void PrintProtos(CLASS_TYPE Class);
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void ReadClassFile();
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void ReadClassFromFile(FILE *File, UNICHAR_ID unichar_id);
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void ReadConfigs(register FILE *File, CLASS_TYPE Class);
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void ReadProtos(register FILE *File, CLASS_TYPE Class);
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int SplitProto(CLASS_TYPE Class, int OldPid);
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void WriteOldConfigFile(FILE *File, CLASS_TYPE Class);
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void WriteOldProtoFile(FILE *File, CLASS_TYPE Class);
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/*
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#if defined(__STDC__) || defined(__cplusplus)
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# define _ARGS(s) s
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#else
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# define _ARGS(s) ()
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#endif*/
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/* protos.c *
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int AddConfigToClass
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_ARGS((CLASS_TYPE Class));
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int AddProtoToClass
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_ARGS((CLASS_TYPE Class));
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FLOAT32 ClassConfigLength
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_ARGS((CLASS_TYPE Class,
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BIT_VECTOR Config));
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FLOAT32 ClassProtoLength
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_ARGS((CLASS_TYPE Class));
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void CopyProto
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_ARGS((PROTO Src,
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PROTO Dest));
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void FillABC
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_ARGS((PROTO Proto));
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void FreeClass
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_ARGS((CLASS_TYPE Class));
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void FreeClassFields
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_ARGS((CLASS_TYPE Class));
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void InitPrototypes
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_ARGS((void));
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CLASS_TYPE NewClass
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_ARGS((int NumProtos,
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int NumConfigs));
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void PrintProtos
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_ARGS((CLASS_TYPE Class));
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void ReadClassFile
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_ARGS((void));
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void ReadClassFromFile
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_ARGS((FILE *File,
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int ClassChar));
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void ReadConfigs
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_ARGS((FILE *File,
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CLASS_TYPE Class));
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void ReadProtos
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_ARGS((FILE *File,
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CLASS_TYPE Class));
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int SplitProto
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_ARGS((CLASS_TYPE Class,
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int OldPid));
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void WriteOldConfigFile
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_ARGS((FILE *File,
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CLASS_TYPE Class));
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void WriteOldProtoFile
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_ARGS((FILE *File,
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CLASS_TYPE Class));
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#undef _ARGS
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*/
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#endif
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