https://bugs.winehq.org/show_bug.cgi?id=34266
--- Comment #17 from Sergey Isakov isakov-sl@bk.ru --- (In reply to Andrew Church from comment #16)
(In reply to Sergey Isakov from comment #14)
fixme:d3d_shader:print_glsl_info_log Info log received from GLSL shader #81: fixme:d3d_shader:print_glsl_info_log ERROR: 0:35: No matching function for call to mix(vec2, vec2, bvec2)
A lot has changed in Wine's OpenGL code since 1.7.11. I don't play FFXIV anymore, but I'll take a look if I find some time.
You can test the patch with https://unigine.com/products/benchmarks/heaven/