https://bugs.winehq.org/show_bug.cgi?id=41930 --- Comment #47 from Bryan Varner <bryan(a)varnernet.com> --- Upstream bugs related to Civ3 and OSMesa / Gallium Frontend OSMesa Gallium frontend disregards (obliterates) user supplied buffer contents. https://gitlab.freedesktop.org/mesa/mesa/-/issues/5094 This second one may need to split to a different bug in WINE, as this can't possibly be only manifest in Civ3. Surely there was another app using 16bit off-screen WGL? OSMesa Gallium frontend using 16-bit packed pixel format with inappropriate color channel spec for WGL https://gitlab.freedesktop.org/mesa/mesa/-/issues/5095 -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.