[Piglit] [PATCH v2] Transform feedback: Modify tessellation test to verify primitive count.

[Eric Anholt]

On Wed, 11 Jan 2012 11:22:55 -0800, Paul Berry <stereotype441 at gmail.com> wrote:
> This patch modifies the transform feedback tessellation test to check
> that the queries GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN and
> GL_PRIMITIVES_GENERATED count the correct number of primitives for all
> primitive types.  Previously, we were only testing correct behavior of
> GL_TRANSFORM_FEEDBACK_PRIMITIVES and GL_PRIMITIVES_GENERATED in the
> "position" test, which always draws triangles.
> 
> Verified that these tests still pass on the nVidia proprietary Linux
> driver.

Reviewed-by: Eric Anholt <eric at anholt.net>
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