godot-module-template/engine/modules/openxr/extensions/openxr_performance_settings_extension.cpp
2025-04-12 18:40:44 +02:00

157 lines
7.6 KiB
C++

/**************************************************************************/
/* openxr_performance_settings_extension.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, */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "openxr_performance_settings_extension.h"
#include "../openxr_api.h"
OpenXRPerformanceSettingsExtension *OpenXRPerformanceSettingsExtension::singleton = nullptr;
OpenXRPerformanceSettingsExtension *OpenXRPerformanceSettingsExtension::get_singleton() {
return singleton;
}
OpenXRPerformanceSettingsExtension::OpenXRPerformanceSettingsExtension() {
singleton = this;
}
OpenXRPerformanceSettingsExtension::~OpenXRPerformanceSettingsExtension() {
singleton = nullptr;
}
HashMap<String, bool *> OpenXRPerformanceSettingsExtension::get_requested_extensions() {
HashMap<String, bool *> request_extensions;
request_extensions[XR_EXT_PERFORMANCE_SETTINGS_EXTENSION_NAME] = &available;
return request_extensions;
}
void OpenXRPerformanceSettingsExtension::on_instance_created(const XrInstance p_instance) {
if (available) {
EXT_INIT_XR_FUNC(xrPerfSettingsSetPerformanceLevelEXT);
}
}
bool OpenXRPerformanceSettingsExtension::on_event_polled(const XrEventDataBuffer &event) {
switch (event.type) {
case XR_TYPE_EVENT_DATA_PERF_SETTINGS_EXT: {
const XrEventDataPerfSettingsEXT *perf_settings_event = (XrEventDataPerfSettingsEXT *)&event;
OpenXRInterface::PerfSettingsSubDomain sub_domain = openxr_to_sub_domain(perf_settings_event->subDomain);
OpenXRInterface::PerfSettingsNotificationLevel from_level = openxr_to_notification_level(perf_settings_event->fromLevel);
OpenXRInterface::PerfSettingsNotificationLevel to_level = openxr_to_notification_level(perf_settings_event->toLevel);
OpenXRInterface *openxr_interface = OpenXRAPI::get_singleton()->get_xr_interface();
if (perf_settings_event->domain == XR_PERF_SETTINGS_DOMAIN_CPU_EXT) {
openxr_interface->on_cpu_level_changed(sub_domain, from_level, to_level);
} else if (perf_settings_event->domain == XR_PERF_SETTINGS_DOMAIN_GPU_EXT) {
openxr_interface->on_gpu_level_changed(sub_domain, from_level, to_level);
} else {
print_error(vformat("OpenXR: no matching performance settings domain for %s", perf_settings_event->domain));
}
return true;
} break;
default:
return false;
}
}
bool OpenXRPerformanceSettingsExtension::is_available() {
return available;
}
void OpenXRPerformanceSettingsExtension::set_cpu_level(OpenXRInterface::PerfSettingsLevel p_level) {
XrSession session = OpenXRAPI::get_singleton()->get_session();
XrPerfSettingsLevelEXT xr_level = level_to_openxr(p_level);
XrResult result = xrPerfSettingsSetPerformanceLevelEXT(session, XR_PERF_SETTINGS_DOMAIN_CPU_EXT, xr_level);
if (XR_FAILED(result)) {
print_error(vformat("OpenXR: failed to set CPU performance level [%s]", OpenXRAPI::get_singleton()->get_error_string(result)));
}
}
void OpenXRPerformanceSettingsExtension::set_gpu_level(OpenXRInterface::PerfSettingsLevel p_level) {
XrSession session = OpenXRAPI::get_singleton()->get_session();
XrPerfSettingsLevelEXT xr_level = level_to_openxr(p_level);
XrResult result = xrPerfSettingsSetPerformanceLevelEXT(session, XR_PERF_SETTINGS_DOMAIN_GPU_EXT, xr_level);
if (XR_FAILED(result)) {
print_error(vformat("OpenXR: failed to set GPU performance level [%s]", OpenXRAPI::get_singleton()->get_error_string(result)));
}
}
XrPerfSettingsLevelEXT OpenXRPerformanceSettingsExtension::level_to_openxr(OpenXRInterface::PerfSettingsLevel p_level) {
switch (p_level) {
case OpenXRInterface::PerfSettingsLevel::PERF_SETTINGS_LEVEL_POWER_SAVINGS:
return XR_PERF_SETTINGS_LEVEL_POWER_SAVINGS_EXT;
break;
case OpenXRInterface::PerfSettingsLevel::PERF_SETTINGS_LEVEL_SUSTAINED_LOW:
return XR_PERF_SETTINGS_LEVEL_SUSTAINED_LOW_EXT;
break;
case OpenXRInterface::PerfSettingsLevel::PERF_SETTINGS_LEVEL_SUSTAINED_HIGH:
return XR_PERF_SETTINGS_LEVEL_SUSTAINED_HIGH_EXT;
case OpenXRInterface::PerfSettingsLevel::PERF_SETTINGS_LEVEL_BOOST:
return XR_PERF_SETTINGS_LEVEL_BOOST_EXT;
default:
print_error("Invalid performance settings level.");
return XR_PERF_SETTINGS_LEVEL_SUSTAINED_HIGH_EXT;
}
}
OpenXRInterface::PerfSettingsSubDomain OpenXRPerformanceSettingsExtension::openxr_to_sub_domain(XrPerfSettingsSubDomainEXT p_sub_domain) {
switch (p_sub_domain) {
case XR_PERF_SETTINGS_SUB_DOMAIN_COMPOSITING_EXT:
return OpenXRInterface::PerfSettingsSubDomain::PERF_SETTINGS_SUB_DOMAIN_COMPOSITING;
case XR_PERF_SETTINGS_SUB_DOMAIN_RENDERING_EXT:
return OpenXRInterface::PerfSettingsSubDomain::PERF_SETTINGS_SUB_DOMAIN_RENDERING;
case XR_PERF_SETTINGS_SUB_DOMAIN_THERMAL_EXT:
return OpenXRInterface::PerfSettingsSubDomain::PERF_SETTINGS_SUB_DOMAIN_THERMAL;
default:
print_error("Invalid performance settings sub domain.");
return OpenXRInterface::PerfSettingsSubDomain::PERF_SETTINGS_SUB_DOMAIN_COMPOSITING;
}
}
OpenXRInterface::PerfSettingsNotificationLevel OpenXRPerformanceSettingsExtension::openxr_to_notification_level(XrPerfSettingsNotificationLevelEXT p_notification_level) {
switch (p_notification_level) {
case XR_PERF_SETTINGS_NOTIF_LEVEL_NORMAL_EXT:
return OpenXRInterface::PerfSettingsNotificationLevel::PERF_SETTINGS_NOTIF_LEVEL_NORMAL;
case XR_PERF_SETTINGS_NOTIF_LEVEL_WARNING_EXT:
return OpenXRInterface::PerfSettingsNotificationLevel::PERF_SETTINGS_NOTIF_LEVEL_WARNING;
case XR_PERF_SETTINGS_NOTIF_LEVEL_IMPAIRED_EXT:
return OpenXRInterface::PerfSettingsNotificationLevel::PERF_SETTINGS_NOTIF_LEVEL_IMPAIRED;
default:
print_error("Invalid performance settings notification level.");
return OpenXRInterface::PerfSettingsNotificationLevel::PERF_SETTINGS_NOTIF_LEVEL_NORMAL;
}
}