4243b85990
This commit adds support for the OpenXR extension XR_KHR_android_create_instance, which seems to be required on Pico devices.
98 lines
4.5 KiB
C++
98 lines
4.5 KiB
C++
/*************************************************************************/
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/* openxr_android_extension.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "openxr_android_extension.h"
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#include "java_godot_wrapper.h"
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#include "os_android.h"
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#include "thread_jandroid.h"
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#include <jni.h>
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#include <modules/openxr/openxr_api.h>
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#include <openxr/openxr.h>
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#include <openxr/openxr_platform.h>
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OpenXRAndroidExtension *OpenXRAndroidExtension::singleton = nullptr;
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OpenXRAndroidExtension *OpenXRAndroidExtension::get_singleton() {
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return singleton;
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}
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OpenXRAndroidExtension::OpenXRAndroidExtension(OpenXRAPI *p_openxr_api) :
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OpenXRExtensionWrapper(p_openxr_api) {
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singleton = this;
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request_extensions[XR_KHR_LOADER_INIT_ANDROID_EXTENSION_NAME] = nullptr; // must be available
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request_extensions[XR_KHR_ANDROID_CREATE_INSTANCE_EXTENSION_NAME] = &create_instance_extension_available;
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}
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void OpenXRAndroidExtension::on_before_instance_created() {
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EXT_INIT_XR_FUNC(xrInitializeLoaderKHR);
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JNIEnv *env = get_jni_env();
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JavaVM *vm;
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env->GetJavaVM(&vm);
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jobject activity_object = env->NewGlobalRef(static_cast<OS_Android *>(OS::get_singleton())->get_godot_java()->get_activity());
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XrLoaderInitInfoAndroidKHR loader_init_info_android = {
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.type = XR_TYPE_LOADER_INIT_INFO_ANDROID_KHR,
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.next = nullptr,
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.applicationVM = vm,
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.applicationContext = activity_object
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};
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XrResult result = xrInitializeLoaderKHR((const XrLoaderInitInfoBaseHeaderKHR *)&loader_init_info_android);
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ERR_FAIL_COND_MSG(XR_FAILED(result), "Failed to call xrInitializeLoaderKHR");
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}
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// We're keeping the Android create info struct here to avoid including openxr_platform.h in a header, which would break other extensions.
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// This is reasonably safe as the struct is only used during intialization and the extension is a singleton.
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static XrInstanceCreateInfoAndroidKHR instance_create_info;
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void *OpenXRAndroidExtension::set_instance_create_info_and_get_next_pointer(void *p_next_pointer) {
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if (!create_instance_extension_available) {
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return nullptr;
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}
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JNIEnv *env = get_jni_env();
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JavaVM *vm;
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env->GetJavaVM(&vm);
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jobject activity_object = env->NewGlobalRef(static_cast<OS_Android *>(OS::get_singleton())->get_godot_java()->get_activity());
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instance_create_info = {
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.type = XR_TYPE_INSTANCE_CREATE_INFO_ANDROID_KHR,
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.next = p_next_pointer,
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.applicationVM = vm,
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.applicationActivity = activity_object
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};
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return &instance_create_info;
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}
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OpenXRAndroidExtension::~OpenXRAndroidExtension() {
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singleton = nullptr;
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}
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