blob: 762df7114d13f4dd14015af9d90a9cfcf420eb4f [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 "content/browser/compositor/gpu_browser_compositor_output_surface.h"
#include <utility>
#include "base/bind.h"
#include "build/build_config.h"
#include "components/viz/service/display/output_surface_client.h"
#include "components/viz/service/display/output_surface_frame.h"
#include "components/viz/service/display_embedder/compositor_overlay_candidate_validator.h"
#include "content/browser/compositor/reflector_impl.h"
#include "content/browser/compositor/reflector_texture.h"
#include "content/browser/renderer_host/render_widget_host_impl.h"
#include "gpu/command_buffer/client/context_support.h"
#include "gpu/command_buffer/client/gles2_interface.h"
#include "gpu/command_buffer/common/swap_buffers_complete_params.h"
#include "gpu/command_buffer/common/swap_buffers_flags.h"
#include "gpu/ipc/client/command_buffer_proxy_impl.h"
#include "services/ws/public/cpp/gpu/context_provider_command_buffer.h"
#include "ui/gl/color_space_utils.h"
namespace content {
GpuBrowserCompositorOutputSurface::GpuBrowserCompositorOutputSurface(
scoped_refptr<ws::ContextProviderCommandBuffer> context,
std::unique_ptr<viz::CompositorOverlayCandidateValidator>
overlay_candidate_validator)
: BrowserCompositorOutputSurface(std::move(context),
std::move(overlay_candidate_validator)),
weak_ptr_factory_(this) {
if (capabilities_.uses_default_gl_framebuffer) {
capabilities_.flipped_output_surface =
context_provider()->ContextCapabilities().flips_vertically;
}
capabilities_.supports_stencil =
context_provider()->ContextCapabilities().num_stencil_bits > 0;
// Since one of the buffers is used by the surface for presentation, there can
// be at most |num_surface_buffers - 1| pending buffers that the compositor
// can use.
capabilities_.max_frames_pending =
context_provider()->ContextCapabilities().num_surface_buffers - 1;
}
GpuBrowserCompositorOutputSurface::~GpuBrowserCompositorOutputSurface() =
default;
void GpuBrowserCompositorOutputSurface::OnGpuSwapBuffersCompleted(
std::vector<ui::LatencyInfo> latency_info,
const gpu::SwapBuffersCompleteParams& params) {
if (!params.ca_layer_params.is_empty)
client_->DidReceiveCALayerParams(params.ca_layer_params);
if (!params.texture_in_use_responses.empty())
client_->DidReceiveTextureInUseResponses(params.texture_in_use_responses);
client_->DidReceiveSwapBuffersAck();
UpdateLatencyInfoOnSwap(params.swap_response, &latency_info);
latency_tracker_.OnGpuSwapBuffersCompleted(latency_info);
}
void GpuBrowserCompositorOutputSurface::OnReflectorChanged() {
if (!reflector_) {
reflector_texture_.reset();
} else {
reflector_texture_.reset(new ReflectorTexture(context_provider()));
reflector_->OnSourceTextureMailboxUpdated(reflector_texture_->mailbox());
}
reflector_texture_defined_ = false;
}
void GpuBrowserCompositorOutputSurface::BindToClient(
viz::OutputSurfaceClient* client) {
DCHECK(client);
DCHECK(!client_);
client_ = client;
GetCommandBufferProxy()->SetUpdateVSyncParametersCallback(base::BindRepeating(
&GpuBrowserCompositorOutputSurface::OnUpdateVSyncParameters,
weak_ptr_factory_.GetWeakPtr()));
}
void GpuBrowserCompositorOutputSurface::EnsureBackbuffer() {}
void GpuBrowserCompositorOutputSurface::DiscardBackbuffer() {
context_provider()->ContextGL()->DiscardBackbufferCHROMIUM();
}
void GpuBrowserCompositorOutputSurface::BindFramebuffer() {
context_provider()->ContextGL()->BindFramebuffer(GL_FRAMEBUFFER, 0);
}
void GpuBrowserCompositorOutputSurface::Reshape(
const gfx::Size& size,
float device_scale_factor,
const gfx::ColorSpace& color_space,
bool has_alpha,
bool use_stencil) {
size_ = size;
has_set_draw_rectangle_since_last_resize_ = false;
context_provider()->ContextGL()->ResizeCHROMIUM(
size.width(), size.height(), device_scale_factor,
gl::ColorSpaceUtils::GetGLColorSpace(color_space), has_alpha);
}
void GpuBrowserCompositorOutputSurface::SwapBuffers(
viz::OutputSurfaceFrame frame) {
gfx::Size surface_size = frame.size;
if (reflector_) {
if (frame.sub_buffer_rect && reflector_texture_defined_) {
reflector_texture_->CopyTextureSubImage(*frame.sub_buffer_rect);
reflector_->OnSourcePostSubBuffer(*frame.sub_buffer_rect, surface_size);
} else {
reflector_texture_->CopyTextureFullImage(surface_size);
reflector_->OnSourceSwapBuffers(surface_size);
reflector_texture_defined_ = true;
}
}
set_draw_rectangle_for_frame_ = false;
auto swap_callback = base::BindOnce(
&GpuBrowserCompositorOutputSurface::OnGpuSwapBuffersCompleted,
weak_ptr_factory_.GetWeakPtr(), std::move(frame.latency_info));
uint32_t flags = gpu::SwapBuffersFlags::kVSyncParams;
gpu::ContextSupport::PresentationCallback presentation_callback;
presentation_callback =
base::BindOnce(&GpuBrowserCompositorOutputSurface::OnPresentation,
weak_ptr_factory_.GetWeakPtr());
if (frame.sub_buffer_rect) {
DCHECK(frame.content_bounds.empty());
context_provider_->ContextSupport()->PartialSwapBuffers(
*frame.sub_buffer_rect, flags, std::move(swap_callback),
std::move(presentation_callback));
} else if (!frame.content_bounds.empty()) {
context_provider_->ContextSupport()->SwapWithBounds(
frame.content_bounds, flags, std::move(swap_callback),
std::move(presentation_callback));
} else {
context_provider_->ContextSupport()->Swap(flags, std::move(swap_callback),
std::move(presentation_callback));
}
}
uint32_t GpuBrowserCompositorOutputSurface::GetFramebufferCopyTextureFormat() {
auto* gl = static_cast<ws::ContextProviderCommandBuffer*>(context_provider());
return gl->GetCopyTextureInternalFormat();
}
bool GpuBrowserCompositorOutputSurface::IsDisplayedAsOverlayPlane() const {
return false;
}
unsigned GpuBrowserCompositorOutputSurface::GetOverlayTextureId() const {
return 0;
}
gfx::BufferFormat GpuBrowserCompositorOutputSurface::GetOverlayBufferFormat()
const {
return gfx::BufferFormat::RGBX_8888;
}
void GpuBrowserCompositorOutputSurface::SetDrawRectangle(
const gfx::Rect& rect) {
if (!context_provider_->ContextCapabilities().dc_layers)
return;
if (set_draw_rectangle_for_frame_)
return;
DCHECK(gfx::Rect(size_).Contains(rect));
DCHECK(has_set_draw_rectangle_since_last_resize_ ||
(gfx::Rect(size_) == rect));
set_draw_rectangle_for_frame_ = true;
has_set_draw_rectangle_since_last_resize_ = true;
context_provider()->ContextGL()->SetDrawRectangleCHROMIUM(
rect.x(), rect.y(), rect.width(), rect.height());
}
void GpuBrowserCompositorOutputSurface::OnPresentation(
const gfx::PresentationFeedback& feedback) {
DCHECK(client_);
client_->DidReceivePresentationFeedback(feedback);
}
void GpuBrowserCompositorOutputSurface::OnUpdateVSyncParameters(
base::TimeTicks timebase,
base::TimeDelta interval) {
if (update_vsync_parameters_callback_)
update_vsync_parameters_callback_.Run(timebase, interval);
}
gpu::CommandBufferProxyImpl*
GpuBrowserCompositorOutputSurface::GetCommandBufferProxy() {
ws::ContextProviderCommandBuffer* provider_command_buffer =
static_cast<ws::ContextProviderCommandBuffer*>(context_provider_.get());
gpu::CommandBufferProxyImpl* command_buffer_proxy =
provider_command_buffer->GetCommandBufferProxy();
DCHECK(command_buffer_proxy);
return command_buffer_proxy;
}
unsigned GpuBrowserCompositorOutputSurface::UpdateGpuFence() {
return 0;
}
} // namespace content