relax.h

/*
 * THIS SOURCE CODE IS SUPPLIED  ``AS IS'' WITHOUT WARRANTY OF ANY KIND, 
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 * (JAIR) AND JAIR'S PUBLISHERS AND DISTRIBUTORS, DISCLAIM ANY AND ALL 
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 * RESPONSIBILITY FOR USE OF THIS SOURCE CODE, AND NEITHER THE AUTHOR NOR
 * JAIR, NOR JAIR'S PUBLISHERS AND DISTRIBUTORS, WILL BE LIABLE FOR 
 * DAMAGES OF ANY KIND RESULTING FROM ITS USE.  Without limiting the 
 * generality of the foregoing, neither the author, nor JAIR, nor JAIR's
 * publishers and distributors, warrant that the Source Code will be 
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 */











/*********************************************************************
 * File: relax.h
 * Description: headers for relaxed ADL planning
 *
 * Author: Joerg Hoffmann 2000
 *
 *********************************************************************/ 






#ifndef _RELAX_H
#define _RELAX_H



Bool LESS( int a, int b );



void initialize_relax( void );
int get_1P_and_H( State *S, State *current_goals );
int get_1P( State *S, State *current_goals );
void get_naxA( State *S );
void collect_naxA_info( void );
void get_axA( State *S );
void collect_axA_info( void );



int build_fixpoint( State *S );
void initialize_fixpoint( State *S );
void activate_ft( int index, int time );
void activate_ef( int index, int time );
void new_fact( int index );
void new_ef( int index );
void reset_fixpoint( void );
Bool all_goals_activated( int time ); 
void print_fixpoint_result( void );



int extract_1P( int max, Bool H_info );
int initialize_goals( int max );
void achieve_goals( int time );
void collect_H_info( void );
void reset_search_info( void );



#endif /* _RELAX_H */