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18 lines
534 B
18 lines
534 B
#pragma once
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#include <vector>
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#include <cstdint>
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typedef std::vector<std::pair<uint64_t, uint64_t>> range_split_t;
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inline range_split_t range_split(uint64_t start, uint64_t end, uint64_t size) {
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range_split_t ranges;
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uint64_t rear = end - (end - start) % size; // (rear - start) % size == 0
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for (uint64_t i = start; i < rear; i += size) {
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ranges.emplace_back(i, i + size); // ranges with same length
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}
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if (rear != end) {
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ranges.emplace_back(rear, end); // last range
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}
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return ranges;
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}
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