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Implementing OpenXR driver

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Bastiaan Olij
2021-12-14 12:44:12 +11:00
committed by Rémi Verschelde
parent 65bae5a341
commit a78a9fee71
53 changed files with 6359 additions and 168 deletions
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71
modules/openxr/extensions/openxr_android_extension.cpp Normal file
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/*************************************************************************/
/* openxr_android_extension.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.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. */
/*************************************************************************/
#include "openxr_android_extension.h"
#include <openxr/openxr.h>
#include <openxr/openxr_platform.h>
OpenXRAndroidExtension *OpenXRAndroidExtension::singleton = nullptr;
OpenXRAndroidExtension *OpenXRAndroidExtension::get_singleton() {
return singleton;
}
OpenXRAndroidExtension::OpenXRAndroidExtension(OpenXRAPI *p_openxr_api) :
OpenXRExtensionWrapper(p_openxr_api) {
singleton = this;
request_extensions[XR_KHR_ANDROID_THREAD_SETTINGS_EXTENSION_NAME] = nullptr; // must be available
// Initialize the loader
PFN_xrInitializeLoaderKHR xrInitializeLoaderKHR;
result = xrGetInstanceProcAddr(XR_NULL_HANDLE, "xrInitializeLoaderKHR", (PFN_xrVoidFunction *)(&xrInitializeLoaderKHR));
ERR_FAIL_COND_MSG(XR_FAILED(result), "Failed to retrieve pointer to xrInitializeLoaderKHR");
// TODO fix this code, this is still code from GDNative!
JNIEnv *env = android_api->godot_android_get_env();
JavaVM *vm;
env->GetJavaVM(&vm);
jobject activity_object = env->NewGlobalRef(android_api->godot_android_get_activity());
XrLoaderInitInfoAndroidKHR loader_init_info_android = {
.type = XR_TYPE_LOADER_INIT_INFO_ANDROID_KHR,
.next = nullptr,
.applicationVM = vm,
.applicationContext = activity_object
};
xrInitializeLoaderKHR((const XrLoaderInitInfoBaseHeaderKHR *)&loader_init_info_android);
ERR_FAIL_COND_MSG(XR_FAILED(result), "Failed to call xrInitializeLoaderKHR");
}
OpenXRAndroidExtension::~OpenXRAndroidExtension() {
singleton = nullptr;
}