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45 lines
1.0 KiB
Cython
45 lines
1.0 KiB
Cython
from .bilou_moves cimport BEGIN, UNIT
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cdef int begin_entity(State* s, label) except -1:
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s.curr.start = s.i
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s.curr.label = label
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cdef int end_entity(State* s) except -1:
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s.curr.end = s.i
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s.ents[s.j] = s.curr
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s.j += 1
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s.curr.start = 0
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s.curr.label = -1
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s.curr.end = 0
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cdef State* init_state(Pool mem, int sent_length) except NULL:
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s = <State*>mem.alloc(1, sizeof(State))
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s.j = 0
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s.ents = <Entity*>mem.alloc(sent_length, sizeof(Entity))
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for i in range(sent_length):
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s.ents[i].label = -1
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s.curr.label = -1
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s.tags = <int*>mem.alloc(sent_length, sizeof(int))
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s.length = sent_length
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return s
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cdef bint entity_is_open(State *s) except -1:
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return s.curr.label != -1
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cdef bint entity_is_sunk(State *s, Move* golds) except -1:
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if not entity_is_open(s):
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return False
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cdef Move* gold = &golds[s.curr.start]
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if gold.action != BEGIN and gold.action != UNIT:
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return True
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elif gold.label != s.curr.label:
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return True
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else:
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return False
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