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clutter/color-state: Fix threshold on bt709 eotf

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It was used the same threshold used at the inv eotf.
Use the right one getting it from the function.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/4108>
This commit is contained in:
Joan Torres 2024-10-17 21:50:19 +02:00
parent ceed33b68e
commit 24712ba3a8
1 changed files with 1 additions and 1 deletions
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2
clutter/clutter/clutter-color-state.c
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@ -497,7 +497,7 @@ static const char bt709_eotf_source[] =
"// Returns: tristimulus values ([0,1])\n"
"vec3 bt709_eotf (vec3 color)\n"
"{\n"
" bvec3 is_low = lessThan (color, vec3 (0.018));\n"
" bvec3 is_low = lessThan (color, vec3 (0.08124));\n"
" vec3 lo_part = color / 4.5;\n"
" vec3 hi_part = pow ((color + 0.099) / 1.099), 1.0 / 0.45);\n"
" return mix (hi_part, lo_part, is_low);\n"