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nvidia-texture-tools/src/nvtt/squish/ChangeLog

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1.7
* Fixed floating-point equality issue in clusterfit sort (x86 affected only)
* Implemented proper SSE(2) floor function for 50% speedup on SSE builds
* The range fit implementation now uses the correct colour metric
1.6
* Fixed bug in CompressImage where masked pixels were not skipped over
* DXT3 and DXT5 alpha compression now properly use the mask to ignore pixels
* Fixed major DXT1 bug that can generate unexpected transparent pixels
1.5
* Added CompressMasked function to handle incomplete DXT blocks more cleanly
* Added kWeightColourByAlpha flag for better quality images when alpha blending
1.4
* Fixed stack overflow in rangefit
1.3
* Worked around SSE floor implementation bug, proper fix needed!
* This release has visual studio and makefile builds that work
1.2
* Added provably optimal single colour compressor
* Added extra/squishgen.cpp that generates single colour lookup tables
1.1
* Fixed a DXT1 colour output bug
* Changed argument order for Decompress function to match Compress
* Added GetStorageRequirements function
* Added CompressImage function
* Added DecompressImage function
* Moved squishtool.cpp to extra/squishpng.cpp
* Added extra/squishtest.cpp
1.0
* Initial release