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55 lines
1.6 KiB
Cython
55 lines
1.6 KiB
Cython
from libc.string cimport memcpy
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cdef int begin_entity(State* s, label) except -1:
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s.j += 1
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s.ents[s.j].start = s.i
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s.ents[s.j].tag = label
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s.ents[s.j].end = s.i + 1
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cdef int end_entity(State* s) except -1:
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s.ents[s.j].end = s.i + 1
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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.ents = <Entity*>mem.alloc(sent_length, sizeof(Entity))
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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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cdef bint entity_is_open(State *s) except -1:
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return s.ents[s.j].start != 0
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cdef int 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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raise StandardError
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#cdef Entity* ent = &s.ents[s.j]
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#cdef Move* gold = &golds[ent.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 != ent.label:
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# return True
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#else:
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# return False
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cdef int copy_state(Pool mem, State* dest, State* source) except -1:
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'''Copy state source into state dest.'''
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if source.length > dest.length:
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dest.ents = <Entity*>mem.realloc(dest.ents, source.length * sizeof(Entity))
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dest.tags = <int*>mem.realloc(dest.tags, source.length * sizeof(int))
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memcpy(dest.ents, source.ents, source.length * sizeof(Entity))
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memcpy(dest.tags, source.tags, source.length * sizeof(int))
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dest.length = source.length
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dest.i = source.i
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dest.j = source.j
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dest.curr = source.curr
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cdef int is_done(State* s) except -1:
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return s.i >= s.length and not entity_is_open(s)
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