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Had missing word in comment

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6571 dfc29bdd-3216-0410-991c-e03cc46cb475
This commit is contained in:
cutealien 2023-11-13 15:04:40 +00:00
parent 8bf9cf5471
commit ad4cd6ca7d
1 changed files with 4 additions and 3 deletions
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source/Irrlicht/CImageWriterPNG.cpp
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@ -87,9 +87,10 @@ bool CImageWriterPNG::writeImage(io::IWriteFile* file, IImage* image,u32 param)
return false;
}
// Set compression level
// Sadly Irrlicht used param=0 as default and an u32 type
// So to avoid breaking downward compatibility we keep 0 as default (which is -1 in zlib) and subtract 1 from param to everything into zlib range
// Set compression level
// Sadly Irrlicht used param=0 as default and an u32 type.
// So to avoid breaking downward compatibility we keep 0 as default (which is -1 in zlib)
// and subtract 1 from param to get everything into zlib range.
if (param <= 10) // Z_BEST_COMPRESSION is 9 - values above have so far no meaning
png_set_compression_level(png_ptr, (int)param-1);