xr_frame_provider.cc | Explore in Territory

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "third_party/blink/renderer/modules/xr/xr_frame_provider.h"

#include <utility>

#include "base/not_fatal_until.h"
#include "build/build_config.h"
#include "third_party/blink/public/platform/platform.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/dom/dom_exception.h"
#include "third_party/blink/renderer/core/dom/frame_request_callback_collection.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/frame/navigator.h"
#include "third_party/blink/renderer/core/imagebitmap/image_bitmap.h"
#include "third_party/blink/renderer/core/loader/document_loader.h"
#include "third_party/blink/renderer/modules/xr/xr_session.h"
#include "third_party/blink/renderer/modules/xr/xr_system.h"
#include "third_party/blink/renderer/modules/xr/xr_viewport.h"
#include "third_party/blink/renderer/modules/xr/xr_webgl_layer.h"
#include "third_party/blink/renderer/platform/graphics/gpu/xr_frame_transport.h"
#include "third_party/blink/renderer/platform/instrumentation/tracing/trace_event.h"
#include "ui/display/display.h"
#include "ui/gfx/geometry/transform.h"

namespace blink {

namespace {

class XRFrameProviderRequestCallback : public FrameCallback { … };

}  // namespace

XRFrameProvider::XRFrameProvider(XRSystem* xr)
    : … { … }

void XRFrameProvider::AddImmersiveSessionObserver(
    ImmersiveSessionObserver* observer) { … }

void XRFrameProvider::OnSessionStarted(
    XRSession* session,
    device::mojom::blink::XRSessionPtr session_ptr) { … }

void XRFrameProvider::OnFocusChanged() { … }

// Ends the immersive session when the presentation or immersive data provider
// got disconnected.
void XRFrameProvider::OnProviderConnectionError(XRSession* session) { … }

void XRFrameProvider::OnSessionEnded(XRSession* session) { … }

void XRFrameProvider::RestartNonImmersiveFrameLoop() { … }

// Schedule a session to be notified when the next XR frame is available.
void XRFrameProvider::RequestFrame(XRSession* session) { … }

void XRFrameProvider::ScheduleImmersiveFrame(
    device::mojom::blink::XRFrameDataRequestOptionsPtr options) { … }

void XRFrameProvider::ScheduleNonImmersiveFrame(
    device::mojom::blink::XRFrameDataRequestOptionsPtr options) { … }

void XRFrameProvider::OnImmersiveFrameData(
    device::mojom::blink::XRFrameDataPtr data) { … }

void XRFrameProvider::OnNonImmersiveVSync(double high_res_now_ms) { … }

void XRFrameProvider::OnNonImmersiveFrameData(
    XRSession* session,
    device::mojom::blink::XRFrameDataPtr frame_data) { … }

void XRFrameProvider::RequestNonImmersiveFrameData(XRSession* session) { … }

void XRFrameProvider::ProcessScheduledFrame(
    device::mojom::blink::XRFrameDataPtr frame_data,
    double high_res_now_ms,
    ScheduledFrameType frame_type) { … }

void XRFrameProvider::OnPreDispatchInlineFrame(
    XRSession* session,
    double timestamp,
    const std::optional<gpu::MailboxHolder>& output_mailbox_holder,
    const std::optional<gpu::MailboxHolder>& camera_image_mailbox_holder) { … }

double XRFrameProvider::UpdateImmersiveFrameTime(
    LocalDOMWindow* window,
    const device::mojom::blink::XRFrameData& data) { … }

void XRFrameProvider::SubmitWebGLLayer(XRWebGLLayer* layer, bool was_changed) { … }

// TODO(bajones): This only works because we're restricted to a single layer at
// the moment. Will need an overhaul when we get more robust layering support.
void XRFrameProvider::UpdateWebGLLayerViewports(XRWebGLLayer* layer) { … }

void XRFrameProvider::Dispose() { … }

void XRFrameProvider::SendFrameData() { … }

void XRFrameProvider::Trace(Visitor* visitor) const { … }

}  // namespace blink
chromium/third_party/blink/renderer/modules/xr/xr_frame_provider.cc
