[Piglit] [PATCH] Add a biased variants of a textureLod() miplevel tests

[Brian Paul]

On 09/09/2015 03:59 AM, Krzesimir Nowak wrote:
> These tests have the same purpose as the
> {vs,fs}-textureLod-miplevels.shader_test ones. These are actually a
> slightly modified copies of those. The modifications are setting the
> lod_bias parameter to 1.0 and updating the expected colors in probes.
>
> This exposes a bug in softpipe, where it does not take lod_bias into
> account, so the colors returned in these tests are the same as in
> unbiased versions.
> ---
>   .../fs-textureLod-miplevels-biased.shader_test     | 196 +++++++++++++++++++++
>   .../vs-textureLod-miplevels-biased.shader_test     | 196 +++++++++++++++++++++
>   2 files changed, 392 insertions(+)
>   create mode 100644 tests/spec/glsl-1.30/execution/fs-textureLod-miplevels-biased.shader_test
>   create mode 100644 tests/spec/glsl-1.30/execution/vs-textureLod-miplevels-biased.shader_test


Reviewed-by: Brian Paul <brianp at vmware.com>

I verified that the tests pass on NVIDIA too.

I'll commit this patch for you (AFAIK, you don't have git write ability).

-Brian