Michel Dänzer wrote:
> On Wed, 2006-09-20 at 18:56 +0000, Keith Whitwell wrote:
>> CVSROOT: /cvs/mesa
>> Module name: Mesa
>> Repository: Mesa/src/mesa/main/
>> Changes by: [EMAIL PROTECTED] 06/09/20 18:56:19
>>
>> Log message:
>> Support both big and little endian, more source types and more
>> destination formats through the swizzle path. It would be great to
>> see this tested on eg, PPC machines...
>
> With the current trunk, glean pixelFormats fails 201 combinations on big
> endian with both drivers, of which this commit broke 42 and the 'Extend
> swizzle support to all remaining source formats and texture destination
> formats.' commit the other 159 (yay git-bisect! :).
>
> Changing type_endian_mapping() to return map_identity for
> GL_UNSIGNED_BYTE brings it down to 144 and changing the last two
> components of map_3210 to { 7, 6 } to 138,
I think this must be a fluke - the 4,5 there refer to ZERO,ONE defined
elsewhere. Those values are always at 4,5 and are only addressed as
elements in an array of bytes - I can't see how their positions might
change in littleEndian machines.
Keith
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