XRTVRClientCore.hpp

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// Copyright 2026, Beyley Cardellio
// SPDX-License-Identifier: BSL-1.0
/*!
 * @file
 * @brief Implementation of the latest IVRClientCore interface version.
 *
 * @author Beyley Cardellio <ep1cm1n10n123@gmail.com>
 * @ingroup openvr_interfaces
 */
 
#pragma once
 
#include "xrt/xrt_instance.h"
#include "xrt/xrt_system.h"
#include "xrt/xrt_session.h"
#include "xrt/xrt_compositor.h"
 
#include "openvr_devices.hpp"
#include "openvr_events.hpp"
 
#include "compositor/openvr_compositor.hpp"
 
#include "openvr_interfaces_unified.h"
#include "IVRClientCore_003.h"
 
#include <memory>
 
 
namespace xrt::state_trackers::openvr {
 
#define SUPPORTED_CORE_INTERFACES(_) _(VRClientCore, _003)
#define SUPPORTED_INTERFACES(_)                                                                                        \
        _(VRRenderModels, _006)                                                                                        \
        _(VRChaperone, _003)                                                                                           \
        _(VRChaperone, _004)                                                                                           \
        _(VRChaperoneSetup, _005)                                                                                      \
        _(VRChaperoneSetup, _006)                                                                                      \
        _(VRSystem, _021)                                                                                              \
        _(VRSystem, _020)                                                                                              \
        _(VRSystem, _019)                                                                                              \
        _(VRSystem, _023)                                                                                              \
        _(VRSystem, _026)                                                                                              \
        _(VRCompositor, _022)                                                                                          \
        _(VRCompositor, _024) _(VRCompositor, _026) _(VRCompositor, _027) _(VRCompositor, _028) _(VRCompositor, _029)
 
class XRTVRClientCore_003 : public vr::IVRClientCore_003
{
public: // Fields
        xrt_instance *xinst{nullptr};
        xrt_app_instance *xainst{nullptr};
 
        xrt_system *xsys{nullptr};
        xrt_app_system *xasys{nullptr};
        xrt_system_devices *xsysd{nullptr};
        xrt_space_overseer *xso{nullptr};
        xrt_system_compositor *xsysc{nullptr};
 
        xrt_session *xs{nullptr};
        xrt_compositor_native *xcn{nullptr};
 
        std::shared_ptr<Compositor> compositor{};
        std::shared_ptr<Devices> devices{};
        std::shared_ptr<Events> events{};
 
        vr::EVRApplicationType application_type{};
 
#define XRTVR_INTERFACE_MEMBER(name, version) std::shared_ptr<vr::I##name##version> name##version{nullptr};
        SUPPORTED_INTERFACES(XRTVR_INTERFACE_MEMBER)
#undef XRTVR_INTERFACE_MEMBER
 
private: // Methods
        bool
        isHeadless()
        {
                return this->application_type == vr::EVRApplicationType::VRApplication_Background;
        }
 
public: // Methods
        vr::EVRInitError
        Init(vr::EVRApplicationType eApplicationType, const char *pStartupInfo) override;
 
        void
        Cleanup() override;
 
        vr::EVRInitError
        IsInterfaceVersionValid(const char *pchInterfaceVersion) override;
 
        void *
        GetGenericInterface(const char *pchNameAndVersion, vr::EVRInitError *peError) override;
 
        bool
        BIsHmdPresent() override;
 
        const char *
        GetEnglishStringForHmdError(vr::EVRInitError eError) override;
 
        const char *
        GetIDForVRInitError(vr::EVRInitError eError) override;
};
 
}; // namespace xrt::state_trackers::openvr