Allow to compile the engine without XR support

Author: YeldhamDev

SConstruct

@@ -186,7 +186,6 @@ opts.Add(BoolVariable("vulkan", "Enable the vulkan rendering driver", True))
 opts.Add(BoolVariable("opengl3", "Enable the OpenGL/GLES3 rendering driver", True))
 opts.Add(BoolVariable("d3d12", "Enable the Direct3D 12 rendering driver on supported platforms", False))
 opts.Add(BoolVariable("metal", "Enable the Metal rendering driver on supported platforms (Apple arm64 only)", False))
-opts.Add(BoolVariable("openxr", "Enable the OpenXR driver", True))
 opts.Add(BoolVariable("use_volk", "Use the volk library to load the Vulkan loader dynamically", True))
 opts.Add(BoolVariable("disable_exceptions", "Force disabling exception handling code", True))
 opts.Add("custom_modules", "A list of comma-separated directory paths containing custom modules to build.", "")
@@ -220,6 +219,7 @@ opts.Add("vsproj_name", "Name of the Visual Studio solution", "godot")
 opts.Add("import_env_vars", "A comma-separated list of environment variables to copy from the outer environment.", "")
 opts.Add(BoolVariable("disable_3d", "Disable 3D nodes for a smaller executable", False))
 opts.Add(BoolVariable("disable_advanced_gui", "Disable advanced GUI nodes and behaviors", False))
+opts.Add(BoolVariable("disable_xr", "Disable XR nodes and server", False))
 opts.Add("build_profile", "Path to a file containing a feature build profile", "")
 opts.Add(BoolVariable("modules_enabled_by_default", "If no, disable all modules except ones explicitly enabled", True))
 opts.Add(BoolVariable("no_editor_splash", "Don't use the custom splash screen for the editor", True))
@@ -995,6 +995,7 @@ if env["disable_3d"]:
         Exit(255)
     else:
         env.Append(CPPDEFINES=["_3D_DISABLED"])
+        env["disable_xr"] = True
 if env["disable_advanced_gui"]:
     if env.editor_build:
         print_error(
@@ -1003,6 +1004,8 @@ if env["disable_advanced_gui"]:
         Exit(255)
     else:
         env.Append(CPPDEFINES=["ADVANCED_GUI_DISABLED"])
+if env["disable_xr"]:
+    env.Append(CPPDEFINES=["XR_DISABLED"])
 if env["minizip"]:
     env.Append(CPPDEFINES=["MINIZIP_ENABLED"])
 if env["brotli"]:

editor/editor_build_profile.cpp

@@ -46,7 +46,7 @@ const char *EditorBuildProfile::build_option_identifiers[BUILD_OPTION_MAX] = {
 	"disable_2d_physics",
 	"disable_3d_physics",
 	"disable_navigation",
-	"openxr",
+	"disable_xr",
 	"rendering_device", // FIXME: there's no scons option to disable rendering device
 	"opengl3",
 	"vulkan",
@@ -82,7 +82,7 @@ const bool EditorBuildProfile::build_option_disable_values[BUILD_OPTION_MAX] = {
 	true, // PHYSICS_2D
 	true, // PHYSICS_3D
 	true, // NAVIGATION
-	false, // XR
+	true, // XR
 	false, // RENDERING_DEVICE
 	false, // OPENGL
 	false, // VULKAN

editor/gui/editor_run_bar.cpp

@@ -587,7 +587,7 @@ EditorRunBar::EditorRunBar() {
 	run_native->connect("native_run", callable_mp(this, &EditorRunBar::_run_native));
 
 	bool add_play_xr_mode_options = false;
-#ifndef _3D_DISABLED
+#ifndef XR_DISABLED
 	if (OS::get_singleton()->has_feature("xr_editor") &&
 			(XRServer::get_xr_mode() == XRServer::XRMODE_ON ||
 					(XRServer::get_xr_mode() == XRServer::XRMODE_DEFAULT && GLOBAL_GET("xr/openxr/enabled")))) {
@@ -596,7 +596,7 @@ EditorRunBar::EditorRunBar() {
 		// either regular mode or XR mode.
 		add_play_xr_mode_options = true;
 	}
-#endif // _3D_DISABLED
+#endif // XR_DISABLED
 
 	if (add_play_xr_mode_options) {
 		MenuButton *menu_button = memnew(MenuButton);

main/main.cpp

@@ -713,9 +713,9 @@ Error Main::test_setup() {
 
 	/** INITIALIZE SERVERS **/
 	register_server_types();
-#ifndef _3D_DISABLED
+#ifndef XR_DISABLED
 	XRServer::set_xr_mode(XRServer::XRMODE_OFF); // Skip in tests.
-#endif // _3D_DISABLED
+#endif // XR_DISABLED
 	initialize_modules(MODULE_INITIALIZATION_LEVEL_SERVERS);
 	GDExtensionManager::get_singleton()->initialize_extensions(GDExtension::INITIALIZATION_LEVEL_SERVERS);
 
@@ -1734,7 +1734,7 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
 			OS::get_singleton()->disable_crash_handler();
 		} else if (arg == "--skip-breakpoints") {
 			skip_breakpoints = true;
-#ifndef _3D_DISABLED
+#ifndef XR_DISABLED
 		} else if (arg == "--xr-mode") {
 			if (N) {
 				String xr_mode = N->get().to_lower();
@@ -1753,7 +1753,7 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
 				OS::get_singleton()->print("Missing --xr-mode argument, aborting.\n");
 				goto error;
 			}
-#endif // _3D_DISABLED
+#endif // XR_DISABLED
 		} else if (arg == "--benchmark") {
 			OS::get_singleton()->set_use_benchmark(true);
 		} else if (arg == "--benchmark-file") {
@@ -3196,7 +3196,7 @@ Error Main::setup2(bool p_show_boot_logo) {
 		OS::get_singleton()->benchmark_end_measure("Servers", "Audio");
 	}
 
-#ifndef _3D_DISABLED
+#ifndef XR_DISABLED
 	/* Initialize XR Server */
 
 	{
@@ -3206,7 +3206,7 @@ Error Main::setup2(bool p_show_boot_logo) {
 
 		OS::get_singleton()->benchmark_end_measure("Servers", "XR");
 	}
-#endif // _3D_DISABLED
+#endif // XR_DISABLED
 
 	OS::get_singleton()->benchmark_end_measure("Startup", "Servers");
 
@@ -4427,9 +4427,9 @@ bool Main::iteration() {
 	bool exit = false;
 
 	// process all our active interfaces
-#ifndef _3D_DISABLED
+#ifndef XR_DISABLED
 	XRServer::get_singleton()->_process();
-#endif // _3D_DISABLED
+#endif // XR_DISABLED
 
 	NavigationServer2D::get_singleton()->sync();
 	NavigationServer3D::get_singleton()->sync();
@@ -4683,13 +4683,13 @@ void Main::cleanup(bool p_force) {
 	//clear global shader variables before scene and other graphics stuff are deinitialized.
 	rendering_server->global_shader_parameters_clear();
 
-#ifndef _3D_DISABLED
+#ifndef XR_DISABLED
 	if (xr_server) {
 		// Now that we're unregistering properly in plugins we need to keep access to xr_server for a little longer
 		// We do however unset our primary interface
 		xr_server->set_primary_interface(Ref<XRInterface>());
 	}
-#endif // _3D_DISABLED
+#endif // XR_DISABLED
 
 #ifdef TOOLS_ENABLED
 	GDExtensionManager::get_singleton()->deinitialize_extensions(GDExtension::INITIALIZATION_LEVEL_EDITOR);

modules/mobile_vr/config.py

@@ -1,5 +1,5 @@
 def can_build(env, platform):
-    return not env["disable_3d"]
+    return not env["disable_xr"]
 
 
 def configure(env):

modules/openxr/config.py

@@ -1,8 +1,8 @@
 def can_build(env, platform):
     if platform in ("linuxbsd", "windows", "android", "macos"):
-        return env["openxr"] and not env["disable_3d"]
+        return not env["disable_xr"]
     else:
-        # not supported on these platforms
+        # Not supported on these platforms.
         return False
 
 

modules/openxr/scene/openxr_composition_layer.cpp

@@ -35,7 +35,7 @@
 #include "../openxr_interface.h"
 
 #include "scene/3d/mesh_instance_3d.h"
-#include "scene/3d/xr_nodes.h"
+#include "scene/3d/xr/xr_nodes.h"
 #include "scene/main/viewport.h"
 
 #include "platform/android/api/java_class_wrapper.h"

modules/openxr/scene/openxr_visibility_mask.cpp

@@ -32,7 +32,7 @@
 
 #include "../extensions/openxr_visibility_mask_extension.h"
 #include "../openxr_interface.h"
-#include "scene/3d/xr_nodes.h"
+#include "scene/3d/xr/xr_nodes.h"
 
 void OpenXRVisibilityMask::_bind_methods() {
 }

modules/webxr/config.py

@@ -1,5 +1,5 @@
 def can_build(env, platform):
-    return env["opengl3"] and not env["disable_3d"]
+    return env["opengl3"] and not env["disable_xr"]
 
 
 def configure(env):

platform/android/java_godot_lib_jni.cpp

@@ -272,15 +272,15 @@ JNIEXPORT jboolean JNICALL Java_org_godotengine_godot_GodotLib_step(JNIEnv *env,
 
 	if (step.get() == STEP_SHOW_LOGO) {
 		bool xr_enabled = false;
-#ifndef _3D_DISABLED
+#ifndef XR_DISABLED
 		// Unlike PCVR, there's no additional 2D screen onto which to render the boot logo,
 		// so we skip this step if xr is enabled.
 		if (XRServer::get_xr_mode() == XRServer::XRMODE_DEFAULT) {
 			xr_enabled = GLOBAL_GET("xr/shaders/enabled");
 		} else {
 			xr_enabled = XRServer::get_xr_mode() == XRServer::XRMODE_ON;
 		}
-#endif // _3D_DISABLED
+#endif // XR_DISABLED
 		if (!xr_enabled) {
 			Main::setup_boot_logo();
 		}