From c4e4810e93b29068a90486f14fbb215f4a9eacc0 Mon Sep 17 00:00:00 2001 From: Joaquim Monteiro Date: Sat, 21 Sep 2024 06:35:35 +0100 Subject: [PATCH] Fallback to OpenGL 3 if Vulkan isn't available on Wayland --- .../wayland/display_server_wayland.cpp | 32 ++++++++++++------- 1 file changed, 20 insertions(+), 12 deletions(-) diff --git a/platform/linuxbsd/wayland/display_server_wayland.cpp b/platform/linuxbsd/wayland/display_server_wayland.cpp index a36748efc138..3fbbc263a01d 100644 --- a/platform/linuxbsd/wayland/display_server_wayland.cpp +++ b/platform/linuxbsd/wayland/display_server_wayland.cpp @@ -1344,20 +1344,28 @@ DisplayServerWayland::DisplayServerWayland(const String &p_rendering_driver, Win if (rendering_context->initialize() != OK) { memdelete(rendering_context); rendering_context = nullptr; - r_error = ERR_CANT_CREATE; + bool fallback_to_opengl3 = GLOBAL_GET("rendering/rendering_device/fallback_to_opengl3"); + if (fallback_to_opengl3 && rendering_driver != "opengl3") { + WARN_PRINT("Your video card drivers seem not to support the required Vulkan version, switching to OpenGL 3."); + rendering_driver = "opengl3"; + OS::get_singleton()->set_current_rendering_method("gl_compatibility"); + OS::get_singleton()->set_current_rendering_driver_name(rendering_driver); + } else { + r_error = ERR_CANT_CREATE; - if (p_rendering_driver == "vulkan") { - OS::get_singleton()->alert( - vformat("Your video card drivers seem not to support the required Vulkan version.\n\n" - "If possible, consider updating your video card drivers or using the OpenGL 3 driver.\n\n" - "You can enable the OpenGL 3 driver by starting the engine from the\n" - "command line with the command:\n\n \"%s\" --rendering-driver opengl3\n\n" - "If you recently updated your video card drivers, try rebooting.", - executable_name), - "Unable to initialize Vulkan video driver"); - } + if (p_rendering_driver == "vulkan") { + OS::get_singleton()->alert( + vformat("Your video card drivers seem not to support the required Vulkan version.\n\n" + "If possible, consider updating your video card drivers or using the OpenGL 3 driver.\n\n" + "You can enable the OpenGL 3 driver by starting the engine from the\n" + "command line with the command:\n\n \"%s\" --rendering-driver opengl3\n\n" + "If you recently updated your video card drivers, try rebooting.", + executable_name), + "Unable to initialize Vulkan video driver"); + } - ERR_FAIL_MSG(vformat("Could not initialize %s", rendering_driver)); + ERR_FAIL_MSG(vformat("Could not initialize %s", rendering_driver)); + } } driver_found = true;