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author | Hans Goudey <h.goudey@me.com> | 2022-07-20 05:50:45 +0300 |
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committer | Hans Goudey <h.goudey@me.com> | 2022-07-20 05:50:45 +0300 |
commit | 8c5d90f5ce928e45249ddd9f642c24b6dd69d64c (patch) | |
tree | ccbbf8f065eadbe85cdc1f8d70a9d036e9c030b5 /source/blender/blenlib/BLI_index_range.hh | |
parent | 111bf7d76b080555fd524b2b4a138bcad2e5b206 (diff) | |
parent | 215f805ce6b540177dedd71721e62c56a764a5ea (diff) |
Merge branch 'master' into temp-legacy-mesh-format-optiontemp-legacy-mesh-format-option
Diffstat (limited to 'source/blender/blenlib/BLI_index_range.hh')
-rw-r--r-- | source/blender/blenlib/BLI_index_range.hh | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_index_range.hh b/source/blender/blenlib/BLI_index_range.hh index bd0a7e5bb7a..6fcc560d856 100644 --- a/source/blender/blenlib/BLI_index_range.hh +++ b/source/blender/blenlib/BLI_index_range.hh @@ -198,6 +198,16 @@ class IndexRange { } /** + * Get the element one before the beginning. The returned value is undefined when the range is + * empty, and the range must start after zero already. + */ + constexpr int64_t one_before_start() const + { + BLI_assert(start_ > 0); + return start_ - 1; + } + + /** * Get the element one after the end. The returned value is undefined when the range is empty. */ constexpr int64_t one_after_last() const |