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about to revise encodings

This commit is contained in:
gebser 2017-01-17 10:12:37 +01:00
parent 1458d93408
commit 664762fdec
3 changed files with 18 additions and 8 deletions
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2
encodings/strips/preprocess.lp
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@ -6,6 +6,8 @@
#const _closure = 3.
% BASE PROGRAM
% Check feature requirements
:- requires(feature(actionCosts)).

20
encodings/strips/redundancy.lp
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@ -1,6 +1,12 @@
% Additional rules for enforcing the inclusion of parallel actions in plans,
% whenever such 'redundant' actions are compatible with states and other actions
% BASE PROGRAM
selfdefeat(A) :- _parallel = 1, active(A), precondition(A,X,V), has_condition(A,X,1),
not postcondition(A,X,V).
forall(A) :- _parallel = 1, active(A), not selfdefeat(A).
compatible(A,A1) :- active(A), active(A1), A != A1, 1 < _parallel, _parallel < 4,
not diverge(A,A1), not diverge(A1,A),
not exclude(A,A1), not exclude(A1,A).
@ -10,15 +16,16 @@ disable(A,A1,A2) :- disable(A1,A2), compatible(A,A1), compatible(A,A2).
disabled(A,A2) :- disable(A,A1,A2).
disabled(A,A2) :- disable(A,A2).
% CHECK PROGRAM
#program step(t).
defeated(A,t) :- active(A), postcondition(A,X,V), fluent(X), not holds(X,V,t),
1 < _parallel, _parallel < 4.
not selfdefeat(A), 0 < _parallel, _parallel < 4.
defeated(A,t) :- _parallel = 1, active(A), precondition(A,X,V), not holds(X,V,t-1).
defeated(A,t) :- _parallel = 1, active(A), precondition(A,X,V), not holds(X,V,t).
defeated(A,t) :- _parallel = 1, active(A), postcondition(A,X,V), not precondition(A,X,V),
single(X,t).
defeated(A,t) :- forall(A), precondition(A,X,V), not holds(X,V,t-1).
defeated(A,t) :- forall(A), precondition(A,X,V), not has_condition(A,X,1), not holds(X,V,t).
defeated(A,t) :- forall(A), postcondition(A,X,V), not has_condition(A,X,0), single(X,t).
defeated(A,t) :- _parallel = 3, active(A), precondition(A,X,V), not holds(X,V,t-1).
@ -34,4 +41,5 @@ perform(A,A1,t) :- compatible(A,A1),
defeated(A,t) :- compatible(A), precondition(A,X,V), not proceed(A,X,V,t), _parallel = 2.
defeated(A,t) :- compatible(A), disable(A,A2), not perform(A,A2,t).
:- active(A), not occurs(A,t), not defeated(A,t), 1 < _parallel, _parallel < 4.
:- active(A), not selfdefeat(A), not occurs(A,t), not defeated(A,t),
0 < _parallel, _parallel < 4.

4
encodings/strips/strips-incremental.lp
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@ -101,8 +101,8 @@ perform(A1,t) :- active(A1), 1 < _parallel, _parallel < 4,
:- 1 < _parallel, _parallel < 4, active(A), not perform(A,t).
#edge((A1,t),(A2,t)) : occurs(A1,t), disable(A1,A2), _parallel = 4, not disable.
#edge((A1,t),(A2,t)) : occurs(A2,t), disable(A1,A2), disable.
#edge((A1,t),(A2,t)) : disable(A1,A2), occurs(A1,t), _parallel = 4, not disable.
#edge((A1,t),(A2,t)) : disable(A1,A2), occurs(A2,t), disable.
% CHECK PROGRAM