/* * Copyright (C) 2020 Igalia S.L. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #pragma once #if ENABLE(WEBXR) #include "XRSessionMode.h" #include <wtf/IsoMalloc.h> #include <wtf/Optional.h> #include <wtf/Ref.h> #include <wtf/RefCounted.h> #include <wtf/RefPtr.h> #include <wtf/WeakPtr.h> namespace WebCore { class HTMLCanvasElement; class WebXRWebGLLayer; struct XRRenderStateInit; class WebXRRenderState : public RefCounted<WebXRRenderState> { WTF_MAKE_ISO_ALLOCATED(WebXRRenderState); public: static Ref<WebXRRenderState> create(XRSessionMode); ~WebXRRenderState(); double depthNear() const; double depthFar() const; Optional<double> inlineVerticalFieldOfView() const; RefPtr<WebXRWebGLLayer> baseLayer() const; HTMLCanvasElement* outputCanvas() const; private: explicit WebXRRenderState(Optional<double>&& fieldOfView); explicit WebXRRenderState(const XRRenderStateInit&); // https://immersive-web.github.io/webxr/#initialize-the-render-state struct { double near { 0.1 }; // in meters double far { 1000 }; // in meters } m_depth; Optional<double> m_inlineVerticalFieldOfView; // in radians RefPtr<WebXRWebGLLayer> m_baseLayer; WeakPtr<HTMLCanvasElement> m_outputCanvas; }; } // namespace WebCore #endif // ENABLE(WEBXR)