blob: 294840be307e20f0315fc07ccd150fc10013e419 [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/surfaces/surface_display_output_surface.h"
#include "base/bind.h"
#include "cc/output/compositor_frame.h"
#include "cc/surfaces/display.h"
#include "cc/surfaces/surface.h"
#include "cc/surfaces/surface_id_allocator.h"
#include "cc/surfaces/surface_manager.h"
namespace cc {
SurfaceDisplayOutputSurface::SurfaceDisplayOutputSurface(
SurfaceManager* surface_manager,
SurfaceIdAllocator* surface_id_allocator,
Display* display,
scoped_refptr<ContextProvider> context_provider,
scoped_refptr<ContextProvider> worker_context_provider)
: OutputSurface(std::move(context_provider),
std::move(worker_context_provider),
nullptr),
surface_manager_(surface_manager),
surface_id_allocator_(surface_id_allocator),
display_(display),
factory_(surface_manager, this) {
DCHECK(thread_checker_.CalledOnValidThread());
capabilities_.delegated_rendering = true;
capabilities_.adjust_deadline_for_parent = true;
capabilities_.can_force_reclaim_resources = true;
// Display and SurfaceDisplayOutputSurface share a GL context, so sync
// points aren't needed when passing resources between them.
capabilities_.delegated_sync_points_required = false;
factory_.set_needs_sync_points(false);
}
SurfaceDisplayOutputSurface::SurfaceDisplayOutputSurface(
SurfaceManager* surface_manager,
SurfaceIdAllocator* surface_id_allocator,
Display* display,
scoped_refptr<VulkanContextProvider> vulkan_context_provider)
: OutputSurface(std::move(vulkan_context_provider)),
surface_manager_(surface_manager),
surface_id_allocator_(surface_id_allocator),
display_(display),
factory_(surface_manager, this) {
DCHECK(thread_checker_.CalledOnValidThread());
capabilities_.delegated_rendering = true;
capabilities_.adjust_deadline_for_parent = true;
capabilities_.can_force_reclaim_resources = true;
}
SurfaceDisplayOutputSurface::~SurfaceDisplayOutputSurface() {
DCHECK(thread_checker_.CalledOnValidThread());
if (HasClient())
DetachFromClient();
}
void SurfaceDisplayOutputSurface::SwapBuffers(CompositorFrame frame) {
gfx::Size frame_size =
frame.delegated_frame_data->render_pass_list.back()->output_rect.size();
if (frame_size.IsEmpty() || frame_size != last_swap_frame_size_) {
if (!delegated_surface_id_.is_null()) {
factory_.Destroy(delegated_surface_id_);
}
delegated_surface_id_ = surface_id_allocator_->GenerateId();
factory_.Create(delegated_surface_id_);
last_swap_frame_size_ = frame_size;
}
display_->SetSurfaceId(delegated_surface_id_,
frame.metadata.device_scale_factor);
factory_.SubmitCompositorFrame(
delegated_surface_id_, std::move(frame),
base::Bind(&SurfaceDisplayOutputSurface::DidDrawCallback,
base::Unretained(this)));
}
bool SurfaceDisplayOutputSurface::BindToClient(OutputSurfaceClient* client) {
DCHECK(thread_checker_.CalledOnValidThread());
surface_manager_->RegisterSurfaceFactoryClient(
surface_id_allocator_->client_id(), this);
if (!OutputSurface::BindToClient(client))
return false;
// We want the Display's output surface to hear about lost context, and since
// this shares a context with it, we should not be listening for lost context
// callbacks on the context here.
if (context_provider())
context_provider()->SetLostContextCallback(base::Closure());
// Avoid initializing GL context here, as this should be sharing the
// Display's context.
display_->Initialize(this, surface_manager_,
surface_id_allocator_->client_id());
return true;
}
void SurfaceDisplayOutputSurface::ForceReclaimResources() {
if (!delegated_surface_id_.is_null()) {
factory_.SubmitCompositorFrame(delegated_surface_id_, CompositorFrame(),
SurfaceFactory::DrawCallback());
}
}
void SurfaceDisplayOutputSurface::DetachFromClient() {
DCHECK(HasClient());
// Unregister the SurfaceFactoryClient here instead of the dtor so that only
// one client is alive for this namespace at any given time.
surface_manager_->UnregisterSurfaceFactoryClient(
surface_id_allocator_->client_id());
if (!delegated_surface_id_.is_null())
factory_.Destroy(delegated_surface_id_);
OutputSurface::DetachFromClient();
}
void SurfaceDisplayOutputSurface::BindFramebuffer() {
// This is a delegating output surface, no framebuffer/direct drawing support.
NOTREACHED();
}
uint32_t SurfaceDisplayOutputSurface::GetFramebufferCopyTextureFormat() {
// This is a delegating output surface, no framebuffer/direct drawing support.
NOTREACHED();
return 0;
}
void SurfaceDisplayOutputSurface::ReturnResources(
const ReturnedResourceArray& resources) {
if (client_)
client_->ReclaimResources(resources);
}
void SurfaceDisplayOutputSurface::SetBeginFrameSource(
BeginFrameSource* begin_frame_source) {
DCHECK(client_);
client_->SetBeginFrameSource(begin_frame_source);
}
void SurfaceDisplayOutputSurface::DisplayOutputSurfaceLost() {
output_surface_lost_ = true;
DidLoseOutputSurface();
}
void SurfaceDisplayOutputSurface::DisplaySetMemoryPolicy(
const ManagedMemoryPolicy& policy) {
SetMemoryPolicy(policy);
}
void SurfaceDisplayOutputSurface::DisplayWillDrawAndSwap(
bool will_draw_and_swap,
const RenderPassList& render_passes) {
// This notification is not relevant to our client outside of tests.
}
void SurfaceDisplayOutputSurface::DisplayDidDrawAndSwap() {
// This notification is not relevant to our client outside of tests. We
// unblock the client from DidDrawCallback() when the surface is going to
// be drawn.
}
void SurfaceDisplayOutputSurface::DidDrawCallback() {
// TODO(danakj): Why the lost check?
if (!output_surface_lost_)
client_->DidSwapBuffersComplete();
}
} // namespace cc