Improve DisplayServer message for video card drivers failure

And remove leftover duplicated message on Android.

platform/android/display_server_android.cpp

@@ -466,14 +466,15 @@ Vector<String> DisplayServerAndroid::get_rendering_drivers_func() {
 DisplayServer *DisplayServerAndroid::create_func(const String &p_rendering_driver, DisplayServer::WindowMode p_mode, DisplayServer::VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i *p_position, const Vector2i &p_resolution, int p_screen, Error &r_error) {
 	DisplayServer *ds = memnew(DisplayServerAndroid(p_rendering_driver, p_mode, p_vsync_mode, p_flags, p_position, p_resolution, p_screen, r_error));
 	if (r_error != OK) {
-		OS::get_singleton()->alert("Your video card driver does not support any of the supported Vulkan versions.", "Unable to initialize Video driver");
 		if (p_rendering_driver == "vulkan") {
-			OS::get_singleton()->alert("Your video card driver does not support the selected Vulkan version.\n"
-									   "Please try exporting your game using the gl_compatibility renderer.",
-					"Unable to initialize Video driver");
+			OS::get_singleton()->alert(
+					"Your device seems not to support the required Vulkan version.\n\n"
+					"Please try exporting your game using the 'gl_compatibility' renderer.",
+					"Unable to initialize Vulkan video driver");
 		} else {
-			OS::get_singleton()->alert("Your video card driver does not support OpenGL ES 3.0.",
-					"Unable to initialize Video driver");
+			OS::get_singleton()->alert(
+					"Your device seems not to support the required OpenGL ES 3.0 version.",
+					"Unable to initialize OpenGL video driver");
 		}
 	}
 	return ds;

platform/ios/display_server_ios.mm

@@ -56,16 +56,9 @@ DisplayServerIOS::DisplayServerIOS(const String &p_rendering_driver, WindowMode
 	tts = [[TTS_IOS alloc] init];
 
 #if defined(GLES3_ENABLED)
-	// FIXME: Add support for both OpenGL and Vulkan when OpenGL is implemented
-	// again,
-	// Note that we should be checking "opengl3" as the driver, might never enable this seeing OpenGL is deprecated on iOS
-	// We are hardcoding the rendering_driver to "vulkan" down below
-
 	if (rendering_driver == "opengl3") {
 		bool gl_initialization_error = false;
 
-		// FIXME: Add Vulkan support via MoltenVK. Add fallback code back?
-
 		if (RasterizerGLES3::is_viable() == OK) {
 			RasterizerGLES3::register_config();
 			RasterizerGLES3::make_current();
@@ -74,22 +67,10 @@ DisplayServerIOS::DisplayServerIOS(const String &p_rendering_driver, WindowMode
 		}
 
 		if (gl_initialization_error) {
-			OS::get_singleton()->alert("Your device does not support any of the supported OpenGL versions.", "Unable to initialize video driver");
-			//        return ERR_UNAVAILABLE;
+			OS::get_singleton()->alert(
+					"Your device seems not to support the required OpenGL ES 3.0 version.\n\n",
+					"Unable to initialize OpenGL video driver");
 		}
-
-		//    rendering_server = memnew(RenderingServerDefault);
-		//    // FIXME: Reimplement threaded rendering
-		//    if (get_render_thread_mode() != RENDER_THREAD_UNSAFE) {
-		//        rendering_server = memnew(RenderingServerWrapMT(rendering_server,
-		//        false));
-		//    }
-		//    rendering_server->init();
-		// rendering_server->cursor_set_visible(false, 0);
-
-		// reset this to what it should be, it will have been set to 0 after
-		// rendering_server->init() is called
-		//    RasterizerStorageGLES3system_fbo = gl_view_base_fb;
 	}
 #endif
 

platform/linuxbsd/x11/display_server_x11.cpp

@@ -4576,18 +4576,20 @@ DisplayServer *DisplayServerX11::create_func(const String &p_rendering_driver, W
 	if (r_error != OK) {
 		if (p_rendering_driver == "vulkan") {
 			String executable_name = OS::get_singleton()->get_executable_path().get_file();
-			OS::get_singleton()->alert("Your video card driver does not support the selected Vulkan version.\n"
-									   "Please try updating your GPU driver or try using the OpenGL 3 driver.\n"
-									   "You can enable the OpenGL 3 driver by starting the engine from the\n"
-									   "command line with the command:\n'./" +
-							executable_name + " --rendering-driver opengl3'.\n "
-											  "If you have updated your graphics drivers recently, try rebooting.",
-					"Unable to initialize Video driver");
+			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'%s --rendering-driver opengl3'\n\n"
+							"If you recently updated your video card drivers, try rebooting.",
+							executable_name),
+					"Unable to initialize Vulkan video driver");
 		} else {
-			OS::get_singleton()->alert("Your video card driver does not support the selected OpenGL version.\n"
-									   "Please try updating your GPU driver.\n"
-									   "If you have updated your graphics drivers recently, try rebooting.",
-					"Unable to initialize Video driver");
+			OS::get_singleton()->alert(
+					"Your video card drivers seem not to support the required OpenGL 3.3 version.\n\n"
+					"If possible, consider updating your video card drivers.\n\n"
+					"If you recently updated your video card drivers, try rebooting.",
+					"Unable to initialize OpenGL video driver");
 		}
 	}
 	return ds;

platform/macos/display_server_macos.mm

@@ -3607,18 +3607,18 @@ DisplayServer *DisplayServerMacOS::create_func(const String &p_rendering_driver,
 			} else {
 				executable_command = vformat("open %s --args --rendering-driver opengl3", OS::get_singleton()->get_bundle_resource_dir().path_join("../..").simplify_path());
 			}
-			OS::get_singleton()->alert("Your video card driver does not support the selected Vulkan version.\n"
-									   "Please try updating your GPU driver or try using the OpenGL 3 driver.\n"
-									   "You can enable the OpenGL 3 driver by starting the engine from the\n"
-									   "command line with the command: '" +
-							executable_command + "'.\n"
-												 "If you have updated your graphics drivers recently, try rebooting.",
-					"Unable to initialize Video driver");
+			OS::get_singleton()->alert(
+					vformat("Your video card drivers seem not to support the required Vulkan version.\n\n"
+							"If possible, consider updating your macOS version 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'%s'",
+							executable_command),
+					"Unable to initialize Vulkan video driver");
 		} else {
-			OS::get_singleton()->alert("Your video card driver does not support the selected OpenGL version.\n"
-									   "Please try updating your GPU driver.\n"
-									   "If you have updated your graphics drivers recently, try rebooting.",
-					"Unable to initialize Video driver");
+			OS::get_singleton()->alert(
+					"Your video card drivers seem not to support the required OpenGL 3.3 version.\n\n"
+					"If possible, consider updating your macOS version.",
+					"Unable to initialize OpenGL video driver");
 		}
 	}
 	return ds;

platform/web/display_server_web.cpp

@@ -787,8 +787,10 @@ DisplayServerWeb::DisplayServerWeb(const String &p_rendering_driver, WindowMode
 		RasterizerGLES3::make_current();
 
 	} else {
-		OS::get_singleton()->alert("Your browser does not seem to support WebGL2. Please update your browser version.",
-				"Unable to initialize video driver");
+		OS::get_singleton()->alert(
+				"Your browser seems not to support WebGL 2.\n\n"
+				"If possible, consider updating your browser version and video card drivers.",
+				"Unable to initialize WebGL 2 video driver");
 		RasterizerDummy::make_current();
 	}
 #else

platform/windows/display_server_windows.cpp

@@ -4145,18 +4145,20 @@ DisplayServer *DisplayServerWindows::create_func(const String &p_rendering_drive
 	if (r_error != OK) {
 		if (p_rendering_driver == "vulkan") {
 			String executable_name = OS::get_singleton()->get_executable_path().get_file();
-			OS::get_singleton()->alert("Your video card driver does not support the selected Vulkan version.\n"
-									   "Please try updating your GPU driver or try using the OpenGL 3 driver.\n"
-									   "You can enable the OpenGL 3 driver by starting the engine from the\n"
-									   "command line with the command:\n'./" +
-							executable_name + " --rendering-driver opengl3'.\n "
-											  "If you have updated your graphics drivers recently, try rebooting.",
-					"Unable to initialize Video driver");
+			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'%s --rendering-driver opengl3'\n\n"
+							"If you have recently updated your video card drivers, try rebooting.",
+							executable_name),
+					"Unable to initialize Vulkan video driver");
 		} else {
-			OS::get_singleton()->alert("Your video card driver does not support the selected OpenGL version.\n"
-									   "Please try updating your GPU driver.\n"
-									   "If you have updated your graphics drivers recently, try rebooting.",
-					"Unable to initialize Video driver");
+			OS::get_singleton()->alert(
+					"Your video card drivers seem not to support the required OpenGL 3.3 version.\n\n"
+					"If possible, consider updating your video card drivers.\n\n"
+					"If you have recently updated your video card drivers, try rebooting.",
+					"Unable to initialize OpenGL video driver");
 		}
 	}
 	return ds;