[Piglit] [Bug 107639] Test 'arb_program_interface_query-getprogramresourceindex' fails on SNB and KBL on latest mesa from git.

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Tue Aug 21 12:44:10 UTC 2018


--- Comment #2 from Timothy Arceri <t_arceri at yahoo.com.au> ---
(In reply to asimiklit from comment #0)
> Test 'arb_program_interface_query-getprogramresourceindex' fails on SNB and
> KBL on latest mesa from git on the following subtest:
> Invalid index for 'vs_input2[1][0]': expected INVALID_INDEX but got 1
> PIGLIT: {"subtest": {"'vs_input2[1][0]' on GL_PROGRAM_INPUT" : "fail"}}
> But according to spec:
> > /* Naming conventions, from the GL_ARB_program_interface_query extension:
> >  *
> >  * "When building a list of active variable or interface blocks, resources
> >  * with aggregate types (such as arrays or structures) may produce multiple
> >  * entries in the active resource list for the corresponding interface.
> >  * Additionally, each active variable, interface block, or subroutine in the
> >  * list is assigned an associated name string that can be used by
> >  * applications to refer to the resources.  For interfaces involving
> >  * variables, interface blocks, or subroutines, the entries of active
> >  * resource lists are generated as follows:
> > ..................
> > *  * For an active variable declared as an array of an aggregate data type
> > *    (structures or arrays), a separate entry will be generated for each
> > *    active array element, unless noted immediately below.  The name of
> > *    each entry is formed by concatenating the name of the array, the "["
> > *    character, an integer identifying the element number, and the "]"
> > *    character.  These enumeration rules are applied recursively, treating
> > *    each enumerated array element as a separate active variable.
> > .......................
> I guess that the 'glGetProgramResourceIndex' function should return a valid
> index for the 'vs_input2[1][0]' case. I think that the 'vs_input2[0][0]' and
> 'vs_input2[1][0]' cases are the separated valid entries here according to
> spec above. So I think that this subtest should pass for this cases. Please
> let me know if I am incorrect.

I believe the word above is "active" yes they are separate but if I'm
remembering this problem correctly they are not all active.

I believe this is a Mesa bug not a piglit bug.

See: https://bugs.freedesktop.org/show_bug.cgi?id=92822#c7

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