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| author | Luca Barbieri <luca@luca-barbieri.com> | 2010-08-31 16:50:57 +0200 |
|---|---|---|
| committer | Luca Barbieri <luca@luca-barbieri.com> | 2010-09-05 18:11:56 +0200 |
| commit | b2f6ddf907935b2594d2831ddab38cf57a1729ce (patch) | |
| tree | ada9781c65d885630ba062c591aff41bc24cc86c | |
| parent | f7138a0876a19ae1912f99df37acc04cfe7a5f3e (diff) | |
mesa: document known possible deviations from ARB_color_buffer_floatfloating
| -rw-r--r-- | docs/ARB_color_buffer_float.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/docs/ARB_color_buffer_float.txt b/docs/ARB_color_buffer_float.txt new file mode 100644 index 0000000000..645b223dd0 --- /dev/null +++ b/docs/ARB_color_buffer_float.txt @@ -0,0 +1,5 @@ +Known issues in the ARB_color_buffer_float implementation: +- The alpha test is incorrectly performed before conversion to target format in softpipe and llvmpipe +- Rendering to multiple render targets, some fixed-point, some floating-point, with FIXED_ONLY fragment clamping and polygon smooth enabled may write incorrect values to the fixed point buffers (depends on spec interpretation) +- For fragment programs with ARB_fog_* options, colors are clamped before fog application regardless of the fragment clamping setting (this depends on spec interpretation) + |