1 files changed, 59 insertions, 0 deletions
diff --git a/thirdparty/openxr/src/loader/loader_init_data.cpp b/thirdparty/openxr/src/loader/loader_init_data.cpp
new file mode 100644
index 0000000000..11d3c4e77b
--- /dev/null
+++ b/thirdparty/openxr/src/loader/loader_init_data.cpp
@@ -0,0 +1,59 @@
+// Copyright (c) 2017-2024, The Khronos Group Inc.
+// Copyright (c) 2017-2019 Valve Corporation
+// Copyright (c) 2017-2019 LunarG, Inc.
+//
+// SPDX-License-Identifier: Apache-2.0 OR MIT
+//
+// Initial Author: Mark Young <marky@lunarg.com>
+//
+
+#include "loader_init_data.hpp"
+
+#ifdef XR_KHR_LOADER_INIT_SUPPORT
+
+#ifdef XR_USE_PLATFORM_ANDROID
+// Check and copy the Android-specific init data.
+XrResult LoaderInitData::initialize(const XrLoaderInitInfoBaseHeaderKHR* info) {
+    if (info->type != XR_TYPE_LOADER_INIT_INFO_ANDROID_KHR) {
+        return XR_ERROR_VALIDATION_FAILURE;
+    }
+    auto cast_info = reinterpret_cast<XrLoaderInitInfoAndroidKHR const*>(info);
+
+    if (cast_info->applicationVM == nullptr) {
+        return XR_ERROR_VALIDATION_FAILURE;
+    }
+    if (cast_info->applicationContext == nullptr) {
+        return XR_ERROR_VALIDATION_FAILURE;
+    }
+
+    // Copy and store the JVM pointer and Android Context, ensuring the JVM is initialised.
+    _data = *cast_info;
+    _data.next = nullptr;
+    jni::init(static_cast<jni::JavaVM*>(_data.applicationVM));
+    const jni::Object context = jni::Object{static_cast<jni::jobject>(_data.applicationContext)};
+
+    // Retrieve a reference to the Android AssetManager.
+    const auto assetManager = context.call<jni::Object>("getAssets()Landroid/content/res/AssetManager;");
+    _android_asset_manager = AAssetManager_fromJava(jni::env(), assetManager.getHandle());
+
+    // Retrieve the path to the native libraries.
+    const auto applicationContext = context.call<jni::Object>("getApplicationContext()Landroid/content/Context;");
+    const auto applicationInfo = context.call<jni::Object>("getApplicationInfo()Landroid/content/pm/ApplicationInfo;");
+    _native_library_path = applicationInfo.get<std::string>("nativeLibraryDir");
+
+    _initialized = true;
+    return XR_SUCCESS;
+}
+#endif  // XR_USE_PLATFORM_ANDROID
+
+XrResult InitializeLoaderInitData(const XrLoaderInitInfoBaseHeaderKHR* loaderInitInfo) {
+    return LoaderInitData::instance().initialize(loaderInitInfo);
+}
+
+#ifdef XR_USE_PLATFORM_ANDROID
+std::string GetAndroidNativeLibraryDir() { return LoaderInitData::instance()._native_library_path; }
+
+void* Android_Get_Asset_Manager() { return LoaderInitData::instance()._android_asset_manager; }
+#endif  // XR_USE_PLATFORM_ANDROID
+
+#endif  // XR_KHR_LOADER_INIT_SUPPORT