[Bug 15192] New: texobj's bias not added when select the texture level

[<bug...@fr...>]

http://bugs.freedesktop.org/show_bug.cgi?id=15192

           Summary: texobj's bias not added when select the texture level
           Product: Mesa
           Version: CVS
          Platform: x86 (IA32)
        OS/Version: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Drivers/DRI/i915
        AssignedTo: hai...@in...
        ReportedBy: ni...@in...
                CC: dri...@li...


Created an attachment (id=15437)
 --> (http://bugs.freedesktop.org/attachment.cgi?id=15437)
test case

Referring to OpenGL spec(spec v2.0, page 171) fomular 3.19, texobj's bias
should be added when compute texture level.

The test case attached will use level 1 texture with i915 driver. With soft
rendering / i965 driver, it uses level 2 texture(texobj bias + texunit bias).


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