139 lines
5.9 KiB
C++
139 lines
5.9 KiB
C++
/*
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* Copyright (C) 2020 Igalia S.L. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#if ENABLE(WEBXR)
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#include "FakeXRBoundsPoint.h"
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#include "FakeXRInputSourceInit.h"
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#include "FakeXRViewInit.h"
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#include "JSDOMPromiseDeferred.h"
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#include "PlatformXR.h"
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#include "WebFakeXRInputController.h"
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#include "XRVisibilityState.h"
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#include <wtf/RefCounted.h>
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#include <wtf/Vector.h>
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namespace WebCore {
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class GraphicsContextGL;
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class FakeXRView final : public RefCounted<FakeXRView> {
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public:
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static Ref<FakeXRView> create(XREye eye) { return adoptRef(*new FakeXRView(eye)); }
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using Pose = PlatformXR::Device::FrameData::Pose;
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using Fov = PlatformXR::Device::FrameData::Fov;
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XREye eye() const { return m_eye; }
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const Pose& offset() const { return m_offset; }
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const std::array<float, 16>& projection() const { return m_projection; }
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const std::optional<Fov>& fieldOfView() const { return m_fov;}
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void setResolution(FakeXRViewInit::DeviceResolution resolution) { m_resolution = resolution; }
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void setOffset(Pose&& offset) { m_offset = WTFMove(offset); }
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void setProjection(const Vector<float>&);
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void setFieldOfView(const FakeXRViewInit::FieldOfViewInit&);
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private:
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FakeXRView(XREye eye)
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: m_eye(eye) { }
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XREye m_eye;
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FakeXRViewInit::DeviceResolution m_resolution;
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Pose m_offset;
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std::array<float, 16> m_projection;
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std::optional<Fov> m_fov;
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};
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class SimulatedXRDevice final : public PlatformXR::Device {
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WTF_MAKE_FAST_ALLOCATED;
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public:
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SimulatedXRDevice();
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~SimulatedXRDevice();
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void setViews(Vector<FrameData::View>&&);
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void setNativeBoundsGeometry(const Vector<FakeXRBoundsPoint>&);
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void setViewerOrigin(const std::optional<FrameData::Pose>&);
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void setFloorOrigin(std::optional<FrameData::Pose>&& origin) { m_frameData.floorTransform = WTFMove(origin); }
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void setEmulatedPosition(bool emulated) { m_frameData.isPositionEmulated = emulated; }
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void setSupportsShutdownNotification(bool supportsShutdownNotification) { m_supportsShutdownNotification = supportsShutdownNotification; }
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void simulateShutdownCompleted();
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void scheduleOnNextFrame(Function<void()>&&);
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void addInputConnection(Ref<WebFakeXRInputController>&& input) { m_inputConnections.append(WTFMove(input)); };
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private:
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WebCore::IntSize recommendedResolution(PlatformXR::SessionMode) final;
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void initializeTrackingAndRendering(PlatformXR::SessionMode) final;
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void shutDownTrackingAndRendering() final;
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bool supportsSessionShutdownNotification() const final { return m_supportsShutdownNotification; }
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void initializeReferenceSpace(PlatformXR::ReferenceSpaceType) final { }
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Vector<PlatformXR::Device::ViewData> views(PlatformXR::SessionMode) const final;
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void requestFrame(RequestFrameCallback&&) final;
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std::optional<PlatformXR::LayerHandle> createLayerProjection(uint32_t width, uint32_t height, bool alpha) final;
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void deleteLayer(PlatformXR::LayerHandle) final;
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void stopTimer();
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void frameTimerFired();
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PlatformXR::Device::FrameData m_frameData;
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bool m_supportsShutdownNotification { false };
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Timer m_frameTimer;
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RequestFrameCallback m_FrameCallback;
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RefPtr<WebCore::GraphicsContextGL> m_gl;
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HashMap<PlatformXR::LayerHandle, PlatformGLObject> m_layers;
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uint32_t m_layerIndex { 0 };
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Vector<Ref<WebFakeXRInputController>> m_inputConnections;
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};
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class WebFakeXRDevice final : public RefCounted<WebFakeXRDevice> {
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public:
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static Ref<WebFakeXRDevice> create() { return adoptRef(*new WebFakeXRDevice()); }
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void setViews(const Vector<FakeXRViewInit>&);
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void disconnect(DOMPromiseDeferred<void>&&);
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void setViewerOrigin(FakeXRRigidTransformInit origin, bool emulatedPosition = false);
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void clearViewerOrigin() { m_device.setViewerOrigin(std::nullopt); }
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void simulateVisibilityChange(XRVisibilityState);
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void setBoundsGeometry(Vector<FakeXRBoundsPoint>&& bounds) { m_device.setNativeBoundsGeometry(WTFMove(bounds)); }
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void setFloorOrigin(FakeXRRigidTransformInit);
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void clearFloorOrigin() { m_device.setFloorOrigin(std::nullopt); }
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void simulateResetPose();
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Ref<WebFakeXRInputController> simulateInputSourceConnection(const FakeXRInputSourceInit&);
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static ExceptionOr<Ref<FakeXRView>> parseView(const FakeXRViewInit&);
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SimulatedXRDevice& simulatedXRDevice() { return m_device; }
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void setSupportsShutdownNotification();
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void simulateShutdown();
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static ExceptionOr<PlatformXR::Device::FrameData::Pose> parseRigidTransform(const FakeXRRigidTransformInit&);
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private:
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WebFakeXRDevice();
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SimulatedXRDevice m_device;
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PlatformXR::InputSourceHandle mInputSourceHandleIndex { 0 };
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};
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} // namespace WebCore
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#endif // ENABLE(WEBXR)
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