| /* |
| * Copyright (C) 2017 Igalia, S.L. All right reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #include "config.h" |
| #include "VRPlatformManagerOpenVR.h" |
| |
| #include "VRPlatformDisplayOpenVR.h" |
| |
| #if USE(OPENVR) |
| |
| #include "JSVRDisplay.h" |
| #include "VRDisplay.h" |
| |
| namespace WebCore { |
| |
| std::unique_ptr<VRPlatformManagerOpenVR> VRPlatformManagerOpenVR::create() |
| { |
| if (!vr::VR_IsRuntimeInstalled()) |
| return nullptr; |
| |
| return makeUnique<VRPlatformManagerOpenVR>(); |
| } |
| |
| VRPlatformManagerOpenVR::~VRPlatformManagerOpenVR() |
| { |
| vr::VR_Shutdown(); |
| } |
| |
| bool VRPlatformManagerOpenVR::initOpenVR() |
| { |
| vr::HmdError error; |
| m_system = vr::VR_Init(&error, vr::VRApplication_Scene); |
| if (error) |
| return false; |
| |
| return true; |
| } |
| |
| Vector<WeakPtr<VRPlatformDisplay>> VRPlatformManagerOpenVR::getVRDisplays() |
| { |
| // Quickly check for HMDs. Much faster than initializing the whole OpenVR API. |
| if (!vr::VR_IsHmdPresent()) { |
| m_system = nullptr; |
| return { }; |
| } |
| |
| if (!m_system && !initOpenVR()) { |
| m_system = nullptr; |
| vr::VR_Shutdown(); |
| return { }; |
| } |
| |
| vr::HmdError error; |
| vr::IVRChaperone* chaperone = static_cast<vr::IVRChaperone*>(vr::VR_GetGenericInterface(vr::IVRChaperone_Version, &error)); |
| if (error || !chaperone) |
| return { }; |
| |
| vr::IVRCompositor* compositor = static_cast<vr::IVRCompositor*>(vr::VR_GetGenericInterface(vr::IVRCompositor_Version, &error)); |
| if (error || !compositor) |
| return { }; |
| |
| Vector<WeakPtr<VRPlatformDisplay>> displays; |
| if (!m_display) |
| m_display = makeUnique<VRPlatformDisplayOpenVR>(m_system, chaperone, compositor); |
| displays.append(makeWeakPtr(*m_display)); |
| return displays; |
| } |
| |
| }; // namespace WebCore |
| |
| #endif // USE(OPENVR) |