Add support for XR_FB_android_surface_swapchain_create

plugin/src/main/cpp/include/extensions/openxr_fb_android_surface_swapchain_create_extension_wrapper.h

@@ -0,0 +1,68 @@
+/**************************************************************************/
+/*  openxr_fb_android_surface_swapchain_create_extension_wrapper.h        */
+/**************************************************************************/
+/*                       This file is part of:                            */
+/*                              GODOT XR                                  */
+/*                      https://godotengine.org                           */
+/**************************************************************************/
+/* Copyright (c) 2022-present Godot XR contributors (see CONTRIBUTORS.md) */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
+
+#pragma once
+
+#include <openxr/openxr.h>
+#include <godot_cpp/classes/open_xr_extension_wrapper_extension.hpp>
+#include <godot_cpp/templates/hash_map.hpp>
+
+using namespace godot;
+
+// Wrapper for the XR_FB_android_surface_swapchain_create extension.
+class OpenXRFbAndroidSurfaceSwapchainCreateExtensionWrapper : public OpenXRExtensionWrapperExtension {
+	GDCLASS(OpenXRFbAndroidSurfaceSwapchainCreateExtensionWrapper, OpenXRExtensionWrapperExtension);
+
+public:
+	Dictionary _get_requested_extensions() override;
+
+	bool is_enabled() const {
+		return fb_android_surface_swapchain_create_ext;
+	}
+
+	virtual TypedArray<Dictionary> _get_viewport_composition_layer_extension_properties() override;
+	virtual Dictionary _get_viewport_composition_layer_extension_property_defaults() override;
+	virtual void _set_android_surface_swapchain_create_info_and_get_next_pointer(const void *p_layer, Dictionary p_properties, void *p_next_pointer) override;
+	virtual void _on_viewport_composition_layer_destroyed(const void *p_layer) override;
+
+	static OpenXRFbAndroidSurfaceSwapchainCreateExtensionWrapper *get_singleton();
+
+	OpenXRFbAndroidSurfaceSwapchainCreateExtensionWrapper();
+	~OpenXRFbAndroidSurfaceSwapchainCreateExtensionWrapper();
+
+protected:
+	static void _bind_methods();
+
+private:
+	HashMap<String, bool *> request_extensions;
+
+	static OpenXRFbAndroidSurfaceSwapchainCreateExtensionWrapper *singleton;
+
+	bool fb_android_surface_swapchain_create_ext = false;
+};