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test: linux/gtk: stop disabling vulkan, set Vulkan-based ngl GSK renderer

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Luca
2024-12-27 14:42:39 +01:00
parent a8e5eef11c
commit f6c5ad292f
1 changed files with 1 additions and 31 deletions
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32
src/apprt/gtk/App.zig
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@ -100,40 +100,10 @@ pub fn init(core_app: *CoreApp, opts: Options) !App {
c.gtk_get_micro_version(),
});
// Disabling Vulkan can improve startup times by hundreds of
// milliseconds on some systems. We don't use Vulkan so we can just
// disable it.
if (version.atLeast(4, 16, 0)) {
// From gtk 4.16, GDK_DEBUG is split into GDK_DEBUG and GDK_DISABLE.
// For the remainder of "why" see the 4.14 comment below.
_ = internal_os.setenv("GDK_DISABLE", "gles-api,vulkan");
_ = internal_os.setenv("GDK_DEBUG", "opengl");
} else if (version.atLeast(4, 14, 0)) {
// We need to export GDK_DEBUG to run on Wayland after GTK 4.14.
// Older versions of GTK do not support these values so it is safe
// to always set this. Forwards versions are uncertain so we'll have to
// reassess...
//
// Upstream issue: https://gitlab.gnome.org/GNOME/gtk/-/issues/6589
//
// Specific details about values:
// - "opengl" - output OpenGL debug information
// - "gl-disable-gles" - disable GLES, Ghostty can't use GLES
// - "vulkan-disable" - disable Vulkan, Ghostty can't use Vulkan
// and initializing a Vulkan context was causing a longer delay
// on some systems.
_ = internal_os.setenv("GDK_DEBUG", "opengl,gl-disable-gles,vulkan-disable");
} else {
// Versions prior to 4.14 are a bit of an unknown for Ghostty. It
// is an environment that isn't tested well and we don't have a
// good understanding of what we may need to do.
_ = internal_os.setenv("GDK_DEBUG", "vulkan-disable");
}
if (version.atLeast(4, 14, 0)) {
// We need to export GSK_RENDERER to opengl because GTK uses ngl by
// default after 4.14
_ = internal_os.setenv("GSK_RENDERER", "opengl");
_ = internal_os.setenv("GSK_RENDERER", "ngl");
}
// Load our configuration