/**************************************************************************/
/*  openxr_performance_settings_extension.h                               */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#pragma once

#include "../openxr_interface.h"
#include "../util.h"
#include "openxr_extension_wrapper.h"

class OpenXRPerformanceSettingsExtension : public OpenXRExtensionWrapper {
public:
	static OpenXRPerformanceSettingsExtension *get_singleton();

	OpenXRPerformanceSettingsExtension();
	virtual ~OpenXRPerformanceSettingsExtension() override;

	virtual HashMap<String, bool *> get_requested_extensions() override;

	virtual void on_instance_created(const XrInstance p_instance) override;
	virtual bool on_event_polled(const XrEventDataBuffer &event) override;

	bool is_available();

	void set_cpu_level(OpenXRInterface::PerfSettingsLevel p_level);
	void set_gpu_level(OpenXRInterface::PerfSettingsLevel p_level);

private:
	static OpenXRPerformanceSettingsExtension *singleton;

	bool available = false;

	XrPerfSettingsLevelEXT level_to_openxr(OpenXRInterface::PerfSettingsLevel p_level);
	OpenXRInterface::PerfSettingsSubDomain openxr_to_sub_domain(XrPerfSettingsSubDomainEXT p_sub_domain);
	OpenXRInterface::PerfSettingsNotificationLevel openxr_to_notification_level(XrPerfSettingsNotificationLevelEXT p_notification_level);

	EXT_PROTO_XRRESULT_FUNC3(xrPerfSettingsSetPerformanceLevelEXT, (XrSession), session, (XrPerfSettingsDomainEXT), domain, (XrPerfSettingsLevelEXT), level)
};