diff options
Diffstat (limited to 'modules/openxr/extensions/openxr_fb_passthrough_extension_wrapper.cpp')
| -rw-r--r-- | modules/openxr/extensions/openxr_fb_passthrough_extension_wrapper.cpp | 246 |
1 files changed, 0 insertions, 246 deletions
diff --git a/modules/openxr/extensions/openxr_fb_passthrough_extension_wrapper.cpp b/modules/openxr/extensions/openxr_fb_passthrough_extension_wrapper.cpp deleted file mode 100644 index 3da0ffd9c7..0000000000 --- a/modules/openxr/extensions/openxr_fb_passthrough_extension_wrapper.cpp +++ /dev/null @@ -1,246 +0,0 @@ -/**************************************************************************/ -/* openxr_fb_passthrough_extension_wrapper.cpp */ -/**************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/**************************************************************************/ -/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ -/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ -/* */ -/* 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_fb_passthrough_extension_wrapper.h" - -#include "core/os/os.h" -#include "scene/main/viewport.h" -#include "scene/main/window.h" - -using namespace godot; - -OpenXRFbPassthroughExtensionWrapper *OpenXRFbPassthroughExtensionWrapper::singleton = nullptr; - -OpenXRFbPassthroughExtensionWrapper *OpenXRFbPassthroughExtensionWrapper::get_singleton() { - return singleton; -} - -OpenXRFbPassthroughExtensionWrapper::OpenXRFbPassthroughExtensionWrapper() { - singleton = this; -} - -OpenXRFbPassthroughExtensionWrapper::~OpenXRFbPassthroughExtensionWrapper() { - cleanup(); -} - -HashMap<String, bool *> OpenXRFbPassthroughExtensionWrapper::get_requested_extensions() { - HashMap<String, bool *> request_extensions; - - request_extensions[XR_FB_PASSTHROUGH_EXTENSION_NAME] = &fb_passthrough_ext; - request_extensions[XR_FB_TRIANGLE_MESH_EXTENSION_NAME] = &fb_triangle_mesh_ext; - - return request_extensions; -} - -void OpenXRFbPassthroughExtensionWrapper::cleanup() { - fb_passthrough_ext = false; - fb_triangle_mesh_ext = false; -} - -Viewport *OpenXRFbPassthroughExtensionWrapper::get_main_viewport() { - MainLoop *main_loop = OS::get_singleton()->get_main_loop(); - if (!main_loop) { - print_error("Unable to retrieve main loop"); - return nullptr; - } - - SceneTree *scene_tree = Object::cast_to<SceneTree>(main_loop); - if (!scene_tree) { - print_error("Unable to retrieve scene tree"); - return nullptr; - } - - Viewport *viewport = scene_tree->get_root()->get_viewport(); - return viewport; -} - -void OpenXRFbPassthroughExtensionWrapper::on_instance_created(const XrInstance instance) { - if (fb_passthrough_ext) { - bool result = initialize_fb_passthrough_extension(instance); - if (!result) { - print_error("Failed to initialize fb_passthrough extension"); - fb_passthrough_ext = false; - } - } - - if (fb_triangle_mesh_ext) { - bool result = initialize_fb_triangle_mesh_extension(instance); - if (!result) { - print_error("Failed to initialize fb_triangle_mesh extension"); - fb_triangle_mesh_ext = false; - } - } - - if (fb_passthrough_ext) { - OpenXRAPI::get_singleton()->register_composition_layer_provider(this); - } -} - -bool OpenXRFbPassthroughExtensionWrapper::is_passthrough_enabled() { - return fb_passthrough_ext && passthrough_handle != XR_NULL_HANDLE && passthrough_layer != XR_NULL_HANDLE; -} - -bool OpenXRFbPassthroughExtensionWrapper::start_passthrough() { - if (passthrough_handle == XR_NULL_HANDLE) { - return false; - } - - if (is_passthrough_enabled()) { - return true; - } - - // Start the passthrough feature - XrResult result = xrPassthroughStartFB(passthrough_handle); - if (!is_valid_passthrough_result(result, "Failed to start passthrough")) { - stop_passthrough(); - return false; - } - - // Create the passthrough layer - XrPassthroughLayerCreateInfoFB passthrough_layer_config = { - XR_TYPE_PASSTHROUGH_LAYER_CREATE_INFO_FB, - nullptr, - passthrough_handle, - XR_PASSTHROUGH_IS_RUNNING_AT_CREATION_BIT_FB, - XR_PASSTHROUGH_LAYER_PURPOSE_RECONSTRUCTION_FB, - }; - result = xrCreatePassthroughLayerFB(OpenXRAPI::get_singleton()->get_session(), &passthrough_layer_config, &passthrough_layer); - if (!is_valid_passthrough_result(result, "Failed to create the passthrough layer")) { - stop_passthrough(); - return false; - } - - // Check if the the viewport has transparent background - Viewport *viewport = get_main_viewport(); - if (viewport && !viewport->has_transparent_background()) { - print_error("Main viewport doesn't have transparent background! Passthrough may not properly render."); - } - - return true; -} - -void OpenXRFbPassthroughExtensionWrapper::on_session_created(const XrSession session) { - if (fb_passthrough_ext) { - // Create the passthrough feature and start it. - XrPassthroughCreateInfoFB passthrough_create_info = { - XR_TYPE_PASSTHROUGH_CREATE_INFO_FB, - nullptr, - 0, - }; - - XrResult result = xrCreatePassthroughFB(OpenXRAPI::get_singleton()->get_session(), &passthrough_create_info, &passthrough_handle); - if (!OpenXRAPI::get_singleton()->xr_result(result, "Failed to create passthrough")) { - passthrough_handle = XR_NULL_HANDLE; - return; - } - } -} - -XrCompositionLayerBaseHeader *OpenXRFbPassthroughExtensionWrapper::get_composition_layer() { - if (is_passthrough_enabled()) { - composition_passthrough_layer.layerHandle = passthrough_layer; - return (XrCompositionLayerBaseHeader *)&composition_passthrough_layer; - } else { - return nullptr; - } -} - -void OpenXRFbPassthroughExtensionWrapper::stop_passthrough() { - if (!fb_passthrough_ext) { - return; - } - - XrResult result; - if (passthrough_layer != XR_NULL_HANDLE) { - // Destroy the layer - result = xrDestroyPassthroughLayerFB(passthrough_layer); - OpenXRAPI::get_singleton()->xr_result(result, "Unable to destroy passthrough layer"); - passthrough_layer = XR_NULL_HANDLE; - } - - if (passthrough_handle != XR_NULL_HANDLE) { - result = xrPassthroughPauseFB(passthrough_handle); - OpenXRAPI::get_singleton()->xr_result(result, "Unable to stop passthrough feature"); - } -} - -void OpenXRFbPassthroughExtensionWrapper::on_session_destroyed() { - if (fb_passthrough_ext) { - stop_passthrough(); - - XrResult result; - if (passthrough_handle != XR_NULL_HANDLE) { - result = xrDestroyPassthroughFB(passthrough_handle); - OpenXRAPI::get_singleton()->xr_result(result, "Unable to destroy passthrough feature"); - passthrough_handle = XR_NULL_HANDLE; - } - } -} - -void OpenXRFbPassthroughExtensionWrapper::on_instance_destroyed() { - if (fb_passthrough_ext) { - OpenXRAPI::get_singleton()->unregister_composition_layer_provider(this); - } - cleanup(); -} - -bool OpenXRFbPassthroughExtensionWrapper::initialize_fb_passthrough_extension(const XrInstance p_instance) { - ERR_FAIL_NULL_V(OpenXRAPI::get_singleton(), false); - - EXT_INIT_XR_FUNC_V(xrCreatePassthroughFB); - EXT_INIT_XR_FUNC_V(xrDestroyPassthroughFB); - EXT_INIT_XR_FUNC_V(xrPassthroughStartFB); - EXT_INIT_XR_FUNC_V(xrPassthroughPauseFB); - EXT_INIT_XR_FUNC_V(xrCreatePassthroughLayerFB); - EXT_INIT_XR_FUNC_V(xrDestroyPassthroughLayerFB); - EXT_INIT_XR_FUNC_V(xrPassthroughLayerPauseFB); - EXT_INIT_XR_FUNC_V(xrPassthroughLayerResumeFB); - EXT_INIT_XR_FUNC_V(xrPassthroughLayerSetStyleFB); - EXT_INIT_XR_FUNC_V(xrCreateGeometryInstanceFB); - EXT_INIT_XR_FUNC_V(xrDestroyGeometryInstanceFB); - EXT_INIT_XR_FUNC_V(xrGeometryInstanceSetTransformFB); - - return true; -} - -bool OpenXRFbPassthroughExtensionWrapper::initialize_fb_triangle_mesh_extension(const XrInstance p_instance) { - ERR_FAIL_NULL_V(OpenXRAPI::get_singleton(), false); - - EXT_INIT_XR_FUNC_V(xrCreateTriangleMeshFB); - EXT_INIT_XR_FUNC_V(xrDestroyTriangleMeshFB); - EXT_INIT_XR_FUNC_V(xrTriangleMeshGetVertexBufferFB); - EXT_INIT_XR_FUNC_V(xrTriangleMeshGetIndexBufferFB); - EXT_INIT_XR_FUNC_V(xrTriangleMeshBeginUpdateFB); - EXT_INIT_XR_FUNC_V(xrTriangleMeshEndUpdateFB); - EXT_INIT_XR_FUNC_V(xrTriangleMeshBeginVertexBufferUpdateFB); - EXT_INIT_XR_FUNC_V(xrTriangleMeshEndVertexBufferUpdateFB); - - return true; -} |