20 lines
517 B
Plaintext
20 lines
517 B
Plaintext
//merge-sort - gernerally faster than insert sort, for runs of 7 or larger
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/proc/sortMerge(list/L, cmp=GLOBAL_PROC_REF(cmp_numeric_asc), associative, fromIndex=1, toIndex)
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if(L && L.len >= 2)
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fromIndex = fromIndex % L.len
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toIndex = toIndex % (L.len+1)
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if(fromIndex <= 0)
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fromIndex += L.len
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if(toIndex <= 0)
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toIndex += L.len + 1
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var/datum/sortInstance/SI = GLOB.sortInstance
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if(!SI)
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SI = new
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SI.L = L
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SI.cmp = cmp
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SI.associative = associative
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SI.mergeSort(fromIndex, toIndex)
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return L
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