| // 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 "components/viz/service/display/surface_aggregator.h" |
| |
| #include <stddef.h> |
| |
| #include <map> |
| |
| #include "base/auto_reset.h" |
| #include "base/bind.h" |
| #include "base/containers/adapters.h" |
| #include "base/logging.h" |
| #include "base/macros.h" |
| #include "base/metrics/histogram_macros.h" |
| #include "base/numerics/ranges.h" |
| #include "base/stl_util.h" |
| #include "base/trace_event/trace_event.h" |
| #include "cc/base/math_util.h" |
| #include "components/viz/common/quads/compositor_frame.h" |
| #include "components/viz/common/quads/draw_quad.h" |
| #include "components/viz/common/quads/render_pass_draw_quad.h" |
| #include "components/viz/common/quads/shared_quad_state.h" |
| #include "components/viz/common/quads/solid_color_draw_quad.h" |
| #include "components/viz/common/quads/surface_draw_quad.h" |
| #include "components/viz/common/quads/texture_draw_quad.h" |
| #include "components/viz/common/surfaces/surface_range.h" |
| #include "components/viz/service/display/display_resource_provider.h" |
| #include "components/viz/service/surfaces/surface.h" |
| #include "components/viz/service/surfaces/surface_client.h" |
| #include "components/viz/service/surfaces/surface_manager.h" |
| |
| namespace viz { |
| namespace { |
| |
| // Maximum bucket size for the UMA stats. |
| constexpr int kUmaStatMaxSurfaces = 30; |
| |
| // Used for determine when to treat opacity close to 1.f as opaque. The value is |
| // chosen to be smaller than 1/255. |
| constexpr float kOpacityEpsilon = 0.001f; |
| |
| const char kUmaValidSurface[] = |
| "Compositing.SurfaceAggregator.SurfaceDrawQuad.ValidSurface"; |
| const char kUmaUsingFallbackSurface[] = |
| "Compositing.SurfaceAggregator.SurfaceDrawQuad.UsingFallbackSurface"; |
| const char kUmaManhattanDistanceToPrimary[] = |
| "Compositing.SurfaceAggregator.LatestInFlightSurface." |
| "ManhattanDistanceToPrimary"; |
| |
| void MoveMatchingRequests( |
| RenderPassId render_pass_id, |
| std::multimap<RenderPassId, std::unique_ptr<CopyOutputRequest>>* |
| copy_requests, |
| std::vector<std::unique_ptr<CopyOutputRequest>>* output_requests) { |
| auto request_range = copy_requests->equal_range(render_pass_id); |
| for (auto it = request_range.first; it != request_range.second; ++it) { |
| DCHECK(it->second); |
| output_requests->push_back(std::move(it->second)); |
| } |
| copy_requests->erase(request_range.first, request_range.second); |
| } |
| |
| // Returns true if the damage rect is valid. |
| bool CalculateQuadSpaceDamageRect( |
| const gfx::Transform& quad_to_target_transform, |
| const gfx::Transform& target_to_root_transform, |
| const gfx::Rect& root_damage_rect, |
| gfx::Rect* quad_space_damage_rect) { |
| gfx::Transform quad_to_root_transform(target_to_root_transform, |
| quad_to_target_transform); |
| gfx::Transform inverse_transform(gfx::Transform::kSkipInitialization); |
| bool inverse_valid = quad_to_root_transform.GetInverse(&inverse_transform); |
| if (!inverse_valid) |
| return false; |
| |
| *quad_space_damage_rect = cc::MathUtil::ProjectEnclosingClippedRect( |
| inverse_transform, root_damage_rect); |
| return true; |
| } |
| |
| } // namespace |
| |
| SurfaceAggregator::SurfaceAggregator(SurfaceManager* manager, |
| DisplayResourceProvider* provider, |
| bool aggregate_only_damaged) |
| : manager_(manager), |
| provider_(provider), |
| next_render_pass_id_(1), |
| aggregate_only_damaged_(aggregate_only_damaged), |
| weak_factory_(this) { |
| DCHECK(manager_); |
| } |
| |
| SurfaceAggregator::~SurfaceAggregator() { |
| // Notify client of all surfaces being removed. |
| contained_surfaces_.clear(); |
| contained_frame_sinks_.clear(); |
| ProcessAddedAndRemovedSurfaces(); |
| } |
| |
| SurfaceAggregator::PrewalkResult::PrewalkResult() {} |
| |
| SurfaceAggregator::PrewalkResult::~PrewalkResult() {} |
| |
| // Create a clip rect for an aggregated quad from the original clip rect and |
| // the clip rect from the surface it's on. |
| SurfaceAggregator::ClipData SurfaceAggregator::CalculateClipRect( |
| const ClipData& surface_clip, |
| const ClipData& quad_clip, |
| const gfx::Transform& target_transform) { |
| ClipData out_clip; |
| if (surface_clip.is_clipped) |
| out_clip = surface_clip; |
| |
| if (quad_clip.is_clipped) { |
| // TODO(jamesr): This only works if target_transform maps integer |
| // rects to integer rects. |
| gfx::Rect final_clip = |
| cc::MathUtil::MapEnclosingClippedRect(target_transform, quad_clip.rect); |
| if (out_clip.is_clipped) |
| out_clip.rect.Intersect(final_clip); |
| else |
| out_clip.rect = final_clip; |
| out_clip.is_clipped = true; |
| } |
| |
| return out_clip; |
| } |
| |
| RenderPassId SurfaceAggregator::RemapPassId(RenderPassId surface_local_pass_id, |
| const SurfaceId& surface_id) { |
| auto key = std::make_pair(surface_id, surface_local_pass_id); |
| auto it = render_pass_allocator_map_.find(key); |
| if (it != render_pass_allocator_map_.end()) { |
| it->second.in_use = true; |
| return it->second.id; |
| } |
| |
| RenderPassInfo render_pass_info; |
| render_pass_info.id = next_render_pass_id_++; |
| render_pass_allocator_map_[key] = render_pass_info; |
| return render_pass_info.id; |
| } |
| |
| int SurfaceAggregator::ChildIdForSurface(Surface* surface) { |
| auto it = surface_id_to_resource_child_id_.find(surface->surface_id()); |
| if (it == surface_id_to_resource_child_id_.end()) { |
| int child_id = provider_->CreateChild( |
| base::BindRepeating(&SurfaceAggregator::UnrefResources, |
| surface->client()), |
| surface->needs_sync_tokens()); |
| surface_id_to_resource_child_id_[surface->surface_id()] = child_id; |
| return child_id; |
| } else { |
| return it->second; |
| } |
| } |
| |
| gfx::Rect SurfaceAggregator::DamageRectForSurface( |
| const Surface* surface, |
| const RenderPass& source, |
| const gfx::Rect& full_rect) const { |
| auto it = previous_contained_surfaces_.find(surface->surface_id()); |
| if (it != previous_contained_surfaces_.end()) { |
| uint64_t previous_index = it->second; |
| if (previous_index == surface->GetActiveFrameIndex()) |
| return gfx::Rect(); |
| } |
| const SurfaceId& previous_surface_id = surface->previous_frame_surface_id(); |
| |
| if (surface->surface_id() != previous_surface_id) { |
| it = previous_contained_surfaces_.find(previous_surface_id); |
| } |
| if (it != previous_contained_surfaces_.end()) { |
| uint64_t previous_index = it->second; |
| if (previous_index == surface->GetActiveFrameIndex() - 1) |
| return source.damage_rect; |
| } |
| |
| return full_rect; |
| } |
| |
| // static |
| void SurfaceAggregator::UnrefResources( |
| base::WeakPtr<SurfaceClient> surface_client, |
| const std::vector<ReturnedResource>& resources) { |
| if (surface_client) |
| surface_client->UnrefResources(resources); |
| } |
| |
| void SurfaceAggregator::HandleSurfaceQuad( |
| const SurfaceDrawQuad* surface_quad, |
| float parent_device_scale_factor, |
| const gfx::Transform& target_transform, |
| const ClipData& clip_rect, |
| RenderPass* dest_pass, |
| bool ignore_undamaged, |
| gfx::Rect* damage_rect_in_quad_space, |
| bool* damage_rect_in_quad_space_valid) { |
| SurfaceId primary_surface_id = surface_quad->surface_range.end(); |
| |
| // If there's no fallback surface ID available, then simply emit a |
| // SolidColorDrawQuad with the provided default background color. This |
| // can happen after a Viz process crash. |
| Surface* latest_surface = |
| manager_->GetLatestInFlightSurface(surface_quad->surface_range); |
| if (!latest_surface || !latest_surface->HasActiveFrame()) { |
| EmitDefaultBackgroundColorQuad(surface_quad, target_transform, clip_rect, |
| dest_pass); |
| return; |
| } |
| |
| if (latest_surface->surface_id() != primary_surface_id) { |
| if (primary_surface_id.frame_sink_id() == |
| latest_surface->surface_id().frame_sink_id() && |
| primary_surface_id.local_surface_id().embed_token() == |
| latest_surface->surface_id().local_surface_id().embed_token()) { |
| UMA_HISTOGRAM_COUNTS_100( |
| kUmaManhattanDistanceToPrimary, |
| latest_surface->surface_id().ManhattanDistanceTo(primary_surface_id)); |
| } |
| |
| if (!surface_quad->stretch_content_to_fill_bounds) { |
| const CompositorFrame& fallback_frame = latest_surface->GetActiveFrame(); |
| |
| gfx::Rect fallback_rect( |
| latest_surface->GetActiveFrame().size_in_pixels()); |
| |
| float scale_ratio = |
| parent_device_scale_factor / fallback_frame.device_scale_factor(); |
| fallback_rect = |
| gfx::ScaleToEnclosingRect(fallback_rect, scale_ratio, scale_ratio); |
| fallback_rect = gfx::IntersectRects(fallback_rect, surface_quad->rect); |
| |
| EmitGutterQuadsIfNecessary( |
| surface_quad->rect, fallback_rect, surface_quad->shared_quad_state, |
| target_transform, clip_rect, |
| fallback_frame.metadata.root_background_color, dest_pass); |
| } |
| ++uma_stats_.using_fallback_surface; |
| } |
| |
| EmitSurfaceContent(latest_surface, parent_device_scale_factor, |
| surface_quad->shared_quad_state, surface_quad->rect, |
| surface_quad->visible_rect, target_transform, clip_rect, |
| surface_quad->stretch_content_to_fill_bounds, dest_pass, |
| ignore_undamaged, damage_rect_in_quad_space, |
| damage_rect_in_quad_space_valid); |
| } |
| |
| void SurfaceAggregator::EmitSurfaceContent( |
| Surface* surface, |
| float parent_device_scale_factor, |
| const SharedQuadState* source_sqs, |
| const gfx::Rect& source_rect, |
| const gfx::Rect& source_visible_rect, |
| const gfx::Transform& target_transform, |
| const ClipData& clip_rect, |
| bool stretch_content_to_fill_bounds, |
| RenderPass* dest_pass, |
| bool ignore_undamaged, |
| gfx::Rect* damage_rect_in_quad_space, |
| bool* damage_rect_in_quad_space_valid) { |
| // If this surface's id is already in our referenced set then it creates |
| // a cycle in the graph and should be dropped. |
| SurfaceId surface_id = surface->surface_id(); |
| if (referenced_surfaces_.count(surface_id)) |
| return; |
| |
| float layer_to_content_scale_x, layer_to_content_scale_y; |
| if (stretch_content_to_fill_bounds) { |
| // Stretches the surface contents to exactly fill the layer bounds, |
| // regardless of scale or aspect ratio differences. |
| layer_to_content_scale_x = |
| static_cast<float>(surface->GetActiveFrame().size_in_pixels().width()) / |
| source_rect.width(); |
| layer_to_content_scale_y = |
| static_cast<float>( |
| surface->GetActiveFrame().size_in_pixels().height()) / |
| source_rect.height(); |
| } else { |
| layer_to_content_scale_x = layer_to_content_scale_y = |
| surface->GetActiveFrame().device_scale_factor() / |
| parent_device_scale_factor; |
| } |
| |
| gfx::Transform scaled_quad_to_target_transform( |
| source_sqs->quad_to_target_transform); |
| scaled_quad_to_target_transform.Scale(SK_MScalar1 / layer_to_content_scale_x, |
| SK_MScalar1 / layer_to_content_scale_y); |
| |
| ++uma_stats_.valid_surface; |
| const CompositorFrame& frame = surface->GetActiveFrame(); |
| TRACE_EVENT_WITH_FLOW2( |
| "viz,benchmark", "Graphics.Pipeline", |
| TRACE_ID_GLOBAL(frame.metadata.begin_frame_ack.trace_id), |
| TRACE_EVENT_FLAG_FLOW_IN | TRACE_EVENT_FLAG_FLOW_OUT, "step", |
| "SurfaceAggregation", "display_trace", display_trace_id_); |
| |
| if (ignore_undamaged) { |
| gfx::Transform quad_to_target_transform( |
| target_transform, source_sqs->quad_to_target_transform); |
| *damage_rect_in_quad_space_valid = CalculateQuadSpaceDamageRect( |
| quad_to_target_transform, dest_pass->transform_to_root_target, |
| root_damage_rect_, damage_rect_in_quad_space); |
| if (*damage_rect_in_quad_space_valid && |
| !damage_rect_in_quad_space->Intersects(source_visible_rect)) { |
| return; |
| } |
| } |
| |
| // A map keyed by RenderPass id. |
| Surface::CopyRequestsMap copy_requests; |
| surface->TakeCopyOutputRequests(©_requests); |
| |
| const RenderPassList& render_pass_list = frame.render_pass_list; |
| if (!valid_surfaces_.count(surface_id)) { |
| // As |copy_requests| goes out-of-scope, all copy requests in that container |
| // will auto-send an empty result upon destruction. |
| return; |
| } |
| |
| referenced_surfaces_.insert(surface_id); |
| // TODO(vmpstr): provider check is a hack for unittests that don't set up a |
| // resource provider. |
| std::unordered_map<ResourceId, ResourceId> empty_map; |
| const auto& child_to_parent_map = |
| provider_ ? provider_->GetChildToParentMap(ChildIdForSurface(surface)) |
| : empty_map; |
| gfx::Transform combined_transform = scaled_quad_to_target_transform; |
| combined_transform.ConcatTransform(target_transform); |
| bool merge_pass = |
| base::IsApproximatelyEqual(source_sqs->opacity, 1.f, kOpacityEpsilon) && |
| copy_requests.empty() && combined_transform.Preserves2dAxisAlignment(); |
| |
| const RenderPassList& referenced_passes = render_pass_list; |
| // TODO(fsamuel): Move this to a separate helper function. |
| size_t passes_to_copy = |
| merge_pass ? referenced_passes.size() - 1 : referenced_passes.size(); |
| for (size_t j = 0; j < passes_to_copy; ++j) { |
| const RenderPass& source = *referenced_passes[j]; |
| |
| size_t sqs_size = source.shared_quad_state_list.size(); |
| size_t dq_size = source.quad_list.size(); |
| std::unique_ptr<RenderPass> copy_pass( |
| RenderPass::Create(sqs_size, dq_size)); |
| |
| RenderPassId remapped_pass_id = RemapPassId(source.id, surface_id); |
| |
| copy_pass->SetAll( |
| remapped_pass_id, source.output_rect, source.output_rect, |
| source.transform_to_root_target, source.filters, |
| source.background_filters, blending_color_space_, |
| source.has_transparent_background, source.cache_render_pass, |
| source.has_damage_from_contributing_content, source.generate_mipmap); |
| |
| MoveMatchingRequests(source.id, ©_requests, ©_pass->copy_requests); |
| |
| // Contributing passes aggregated in to the pass list need to take the |
| // transform of the surface quad into account to update their transform to |
| // the root surface. |
| copy_pass->transform_to_root_target.ConcatTransform( |
| scaled_quad_to_target_transform); |
| copy_pass->transform_to_root_target.ConcatTransform(target_transform); |
| copy_pass->transform_to_root_target.ConcatTransform( |
| dest_pass->transform_to_root_target); |
| |
| CopyQuadsToPass(source.quad_list, source.shared_quad_state_list, |
| surface->GetActiveFrame().device_scale_factor(), |
| child_to_parent_map, gfx::Transform(), ClipData(), |
| copy_pass.get(), surface_id); |
| |
| // If the render pass has copy requests, or should be cached, or has |
| // moving-pixel filters, or in a moving-pixel surface, we should damage the |
| // whole output rect so that we always drawn the full content. Otherwise, we |
| // might have incompleted copy request, or cached patially drawn render |
| // pass. |
| if (!copy_request_passes_.count(remapped_pass_id) && |
| !copy_pass->cache_render_pass && |
| !moved_pixel_passes_.count(remapped_pass_id)) { |
| gfx::Transform inverse_transform(gfx::Transform::kSkipInitialization); |
| if (copy_pass->transform_to_root_target.GetInverse(&inverse_transform)) { |
| gfx::Rect damage_rect_in_render_pass_space = |
| cc::MathUtil::ProjectEnclosingClippedRect(inverse_transform, |
| root_damage_rect_); |
| copy_pass->damage_rect.Intersect(damage_rect_in_render_pass_space); |
| } |
| } |
| |
| if (copy_pass->has_damage_from_contributing_content) |
| contributing_content_damaged_passes_.insert(copy_pass->id); |
| dest_pass_list_->push_back(std::move(copy_pass)); |
| } |
| |
| gfx::Transform surface_transform = scaled_quad_to_target_transform; |
| surface_transform.ConcatTransform(target_transform); |
| |
| const auto& last_pass = *render_pass_list.back(); |
| // This will check if all the surface_quads (including child surfaces) has |
| // damage because HandleSurfaceQuad is a recursive call by calling |
| // CopyQuadsToPass in it. |
| dest_pass->has_damage_from_contributing_content |= |
| !DamageRectForSurface(surface, last_pass, last_pass.output_rect) |
| .IsEmpty(); |
| |
| if (merge_pass) { |
| // TODO(jamesr): Clean up last pass special casing. |
| const QuadList& quads = last_pass.quad_list; |
| |
| // Intersect the transformed visible rect and the clip rect to create a |
| // smaller cliprect for the quad. |
| ClipData surface_quad_clip_rect( |
| true, cc::MathUtil::MapEnclosingClippedRect( |
| source_sqs->quad_to_target_transform, source_visible_rect)); |
| if (source_sqs->is_clipped) { |
| surface_quad_clip_rect.rect.Intersect(source_sqs->clip_rect); |
| } |
| |
| ClipData quads_clip = |
| CalculateClipRect(clip_rect, surface_quad_clip_rect, target_transform); |
| |
| CopyQuadsToPass(quads, last_pass.shared_quad_state_list, |
| surface->GetActiveFrame().device_scale_factor(), |
| child_to_parent_map, surface_transform, quads_clip, |
| dest_pass, surface_id); |
| } else { |
| auto* shared_quad_state = CopyAndScaleSharedQuadState( |
| source_sqs, scaled_quad_to_target_transform, target_transform, |
| gfx::ScaleToEnclosingRect(source_sqs->quad_layer_rect, |
| layer_to_content_scale_x, |
| layer_to_content_scale_y), |
| gfx::ScaleToEnclosingRect(source_sqs->visible_quad_layer_rect, |
| layer_to_content_scale_x, |
| layer_to_content_scale_y), |
| clip_rect, dest_pass, layer_to_content_scale_x, |
| layer_to_content_scale_y); |
| |
| gfx::Rect scaled_rect(gfx::ScaleToEnclosingRect( |
| source_rect, layer_to_content_scale_x, layer_to_content_scale_y)); |
| |
| gfx::Rect scaled_visible_rect( |
| gfx::ScaleToEnclosingRect(source_visible_rect, layer_to_content_scale_x, |
| layer_to_content_scale_y)); |
| |
| auto* quad = dest_pass->CreateAndAppendDrawQuad<RenderPassDrawQuad>(); |
| RenderPassId remapped_pass_id = RemapPassId(last_pass.id, surface_id); |
| quad->SetNew(shared_quad_state, scaled_rect, scaled_visible_rect, |
| remapped_pass_id, 0, gfx::RectF(), gfx::Size(), |
| gfx::Vector2dF(), gfx::PointF(), gfx::RectF(scaled_rect), |
| /*force_anti_aliasing_off=*/false); |
| } |
| |
| // Need to re-query since referenced_surfaces_ iterators are not stable. |
| referenced_surfaces_.erase(referenced_surfaces_.find(surface_id)); |
| } |
| |
| void SurfaceAggregator::EmitDefaultBackgroundColorQuad( |
| const SurfaceDrawQuad* surface_quad, |
| const gfx::Transform& target_transform, |
| const ClipData& clip_rect, |
| RenderPass* dest_pass) { |
| // The primary surface is unavailable and there is no fallback |
| // surface specified so create a SolidColorDrawQuad with the default |
| // background color. |
| SkColor background_color = surface_quad->default_background_color; |
| auto* shared_quad_state = CopySharedQuadState( |
| surface_quad->shared_quad_state, target_transform, clip_rect, dest_pass); |
| auto* solid_color_quad = |
| dest_pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>(); |
| solid_color_quad->SetNew(shared_quad_state, surface_quad->rect, |
| surface_quad->visible_rect, background_color, false); |
| } |
| |
| void SurfaceAggregator::EmitGutterQuadsIfNecessary( |
| const gfx::Rect& primary_rect, |
| const gfx::Rect& fallback_rect, |
| const SharedQuadState* primary_shared_quad_state, |
| const gfx::Transform& target_transform, |
| const ClipData& clip_rect, |
| SkColor background_color, |
| RenderPass* dest_pass) { |
| bool has_transparent_background = background_color == SK_ColorTRANSPARENT; |
| |
| // If the fallback Surface's active CompositorFrame has a non-transparent |
| // background then compute gutter. |
| if (has_transparent_background) |
| return; |
| |
| if (fallback_rect.width() < primary_rect.width()) { |
| // The right gutter also includes the bottom-right corner, if necessary. |
| gfx::Rect right_gutter_rect(fallback_rect.right(), primary_rect.y(), |
| primary_rect.width() - fallback_rect.width(), |
| primary_rect.height()); |
| |
| SharedQuadState* shared_quad_state = CopyAndScaleSharedQuadState( |
| primary_shared_quad_state, |
| primary_shared_quad_state->quad_to_target_transform, target_transform, |
| right_gutter_rect, right_gutter_rect, clip_rect, dest_pass, 1.0f, 1.0f); |
| |
| auto* right_gutter = |
| dest_pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>(); |
| right_gutter->SetNew(shared_quad_state, right_gutter_rect, |
| right_gutter_rect, background_color, false); |
| } |
| |
| if (fallback_rect.height() < primary_rect.height()) { |
| gfx::Rect bottom_gutter_rect( |
| primary_rect.x(), fallback_rect.bottom(), fallback_rect.width(), |
| primary_rect.height() - fallback_rect.height()); |
| |
| SharedQuadState* shared_quad_state = CopyAndScaleSharedQuadState( |
| primary_shared_quad_state, |
| primary_shared_quad_state->quad_to_target_transform, target_transform, |
| bottom_gutter_rect, bottom_gutter_rect, clip_rect, dest_pass, 1.0f, |
| 1.0f); |
| |
| auto* bottom_gutter = |
| dest_pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>(); |
| bottom_gutter->SetNew(shared_quad_state, bottom_gutter_rect, |
| bottom_gutter_rect, background_color, false); |
| } |
| } |
| |
| void SurfaceAggregator::AddColorConversionPass() { |
| if (dest_pass_list_->empty()) |
| return; |
| |
| auto* root_render_pass = dest_pass_list_->back().get(); |
| if (root_render_pass->color_space == output_color_space_) |
| return; |
| |
| gfx::Rect output_rect = root_render_pass->output_rect; |
| CHECK(root_render_pass->transform_to_root_target == gfx::Transform()); |
| |
| if (!color_conversion_render_pass_id_) |
| color_conversion_render_pass_id_ = next_render_pass_id_++; |
| |
| auto color_conversion_pass = RenderPass::Create(1, 1); |
| color_conversion_pass->SetNew(color_conversion_render_pass_id_, output_rect, |
| root_render_pass->damage_rect, |
| root_render_pass->transform_to_root_target); |
| color_conversion_pass->color_space = output_color_space_; |
| |
| auto* shared_quad_state = |
| color_conversion_pass->CreateAndAppendSharedQuadState(); |
| shared_quad_state->SetAll( |
| /*quad_to_target_transform=*/gfx::Transform(), |
| /*quad_layer_rect=*/output_rect, |
| /*visible_quad_layer_rect=*/output_rect, |
| /*clip_rect=*/gfx::Rect(), |
| /*is_clipped=*/false, /*are_contents_opaque=*/false, /*opacity=*/1.f, |
| /*blend_mode=*/SkBlendMode::kSrcOver, /*sorting_context_id=*/0); |
| |
| auto* quad = |
| color_conversion_pass->CreateAndAppendDrawQuad<RenderPassDrawQuad>(); |
| quad->SetNew(shared_quad_state, output_rect, output_rect, |
| root_render_pass->id, 0, gfx::RectF(), gfx::Size(), |
| gfx::Vector2dF(), gfx::PointF(), gfx::RectF(output_rect), |
| /*force_anti_aliasing_off=*/false); |
| dest_pass_list_->push_back(std::move(color_conversion_pass)); |
| } |
| |
| SharedQuadState* SurfaceAggregator::CopySharedQuadState( |
| const SharedQuadState* source_sqs, |
| const gfx::Transform& target_transform, |
| const ClipData& clip_rect, |
| RenderPass* dest_render_pass) { |
| return CopyAndScaleSharedQuadState( |
| source_sqs, source_sqs->quad_to_target_transform, target_transform, |
| source_sqs->quad_layer_rect, source_sqs->visible_quad_layer_rect, |
| clip_rect, dest_render_pass, 1.0f, 1.0f); |
| } |
| |
| SharedQuadState* SurfaceAggregator::CopyAndScaleSharedQuadState( |
| const SharedQuadState* source_sqs, |
| const gfx::Transform& scaled_quad_to_target_transform, |
| const gfx::Transform& target_transform, |
| const gfx::Rect& quad_layer_rect, |
| const gfx::Rect& visible_quad_layer_rect, |
| const ClipData& clip_rect, |
| RenderPass* dest_render_pass, |
| float x_scale, |
| float y_scale) { |
| auto* shared_quad_state = dest_render_pass->CreateAndAppendSharedQuadState(); |
| ClipData new_clip_rect = CalculateClipRect( |
| clip_rect, ClipData(source_sqs->is_clipped, source_sqs->clip_rect), |
| target_transform); |
| |
| // target_transform contains any transformation that may exist |
| // between the context that these quads are being copied from (i.e. the |
| // surface's draw transform when aggregated from within a surface) to the |
| // target space of the pass. This will be identity except when copying the |
| // root draw pass from a surface into a pass when the surface draw quad's |
| // transform is not identity. |
| gfx::Transform new_transform = scaled_quad_to_target_transform; |
| new_transform.ConcatTransform(target_transform); |
| |
| shared_quad_state->SetAll( |
| new_transform, quad_layer_rect, visible_quad_layer_rect, |
| new_clip_rect.rect, new_clip_rect.is_clipped, |
| source_sqs->are_contents_opaque, source_sqs->opacity, |
| source_sqs->blend_mode, source_sqs->sorting_context_id); |
| |
| return shared_quad_state; |
| } |
| |
| void SurfaceAggregator::CopyQuadsToPass( |
| const QuadList& source_quad_list, |
| const SharedQuadStateList& source_shared_quad_state_list, |
| float parent_device_scale_factor, |
| const std::unordered_map<ResourceId, ResourceId>& child_to_parent_map, |
| const gfx::Transform& target_transform, |
| const ClipData& clip_rect, |
| RenderPass* dest_pass, |
| const SurfaceId& surface_id) { |
| const SharedQuadState* last_copied_source_shared_quad_state = nullptr; |
| // If the current frame has copy requests or cached render passes, then |
| // aggregate the entire thing, as otherwise parts of the copy requests may be |
| // ignored and we could cache partially drawn render pass. |
| const bool ignore_undamaged = |
| aggregate_only_damaged_ && !has_copy_requests_ && |
| !has_cached_render_passes_ && !moved_pixel_passes_.count(dest_pass->id); |
| // Damage rect in the quad space of the current shared quad state. |
| // TODO(jbauman): This rect may contain unnecessary area if |
| // transform isn't axis-aligned. |
| gfx::Rect damage_rect_in_quad_space; |
| bool damage_rect_in_quad_space_valid = false; |
| |
| #if DCHECK_IS_ON() |
| // If quads have come in with SharedQuadState out of order, or when quads have |
| // invalid SharedQuadState pointer, it should DCHECK. |
| auto sqs_iter = source_shared_quad_state_list.cbegin(); |
| for (auto* quad : source_quad_list) { |
| while (sqs_iter != source_shared_quad_state_list.cend() && |
| quad->shared_quad_state != *sqs_iter) { |
| ++sqs_iter; |
| } |
| DCHECK(sqs_iter != source_shared_quad_state_list.cend()); |
| } |
| #endif |
| |
| for (auto* quad : source_quad_list) { |
| if (quad->material == DrawQuad::SURFACE_CONTENT) { |
| const auto* surface_quad = SurfaceDrawQuad::MaterialCast(quad); |
| // HandleSurfaceQuad may add other shared quad state, so reset the |
| // current data. |
| last_copied_source_shared_quad_state = nullptr; |
| |
| if (!surface_quad->surface_range.end().is_valid()) |
| continue; |
| |
| HandleSurfaceQuad(surface_quad, parent_device_scale_factor, |
| target_transform, clip_rect, dest_pass, |
| ignore_undamaged, &damage_rect_in_quad_space, |
| &damage_rect_in_quad_space_valid); |
| } else { |
| if (quad->shared_quad_state != last_copied_source_shared_quad_state) { |
| const SharedQuadState* dest_shared_quad_state = CopySharedQuadState( |
| quad->shared_quad_state, target_transform, clip_rect, dest_pass); |
| last_copied_source_shared_quad_state = quad->shared_quad_state; |
| if (aggregate_only_damaged_ && !has_copy_requests_ && |
| !has_cached_render_passes_) { |
| damage_rect_in_quad_space_valid = CalculateQuadSpaceDamageRect( |
| dest_shared_quad_state->quad_to_target_transform, |
| dest_pass->transform_to_root_target, root_damage_rect_, |
| &damage_rect_in_quad_space); |
| } |
| } |
| |
| if (ignore_undamaged) { |
| if (damage_rect_in_quad_space_valid && |
| !damage_rect_in_quad_space.Intersects(quad->visible_rect)) |
| continue; |
| } |
| |
| DrawQuad* dest_quad; |
| if (quad->material == DrawQuad::RENDER_PASS) { |
| const auto* pass_quad = RenderPassDrawQuad::MaterialCast(quad); |
| RenderPassId original_pass_id = pass_quad->render_pass_id; |
| RenderPassId remapped_pass_id = |
| RemapPassId(original_pass_id, surface_id); |
| |
| // If the RenderPassDrawQuad is referring to other render pass with the |
| // |has_damage_from_contributing_content| set on it, then the dest_pass |
| // should have the flag set on it as well. |
| if (contributing_content_damaged_passes_.count(remapped_pass_id)) |
| dest_pass->has_damage_from_contributing_content = true; |
| |
| dest_quad = dest_pass->CopyFromAndAppendRenderPassDrawQuad( |
| pass_quad, remapped_pass_id); |
| } else if (quad->material == DrawQuad::TEXTURE_CONTENT) { |
| const auto* texture_quad = TextureDrawQuad::MaterialCast(quad); |
| if (texture_quad->secure_output_only && |
| (!output_is_secure_ || copy_request_passes_.count(dest_pass->id))) { |
| auto* solid_color_quad = |
| dest_pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>(); |
| solid_color_quad->SetNew(dest_pass->shared_quad_state_list.back(), |
| quad->rect, quad->visible_rect, |
| SK_ColorBLACK, false); |
| dest_quad = solid_color_quad; |
| } else { |
| dest_quad = dest_pass->CopyFromAndAppendDrawQuad(quad); |
| } |
| } else { |
| dest_quad = dest_pass->CopyFromAndAppendDrawQuad(quad); |
| } |
| if (!child_to_parent_map.empty()) { |
| for (ResourceId& resource_id : dest_quad->resources) { |
| auto it = child_to_parent_map.find(resource_id); |
| DCHECK(it != child_to_parent_map.end()); |
| |
| DCHECK_EQ(it->first, resource_id); |
| ResourceId remapped_id = it->second; |
| resource_id = remapped_id; |
| } |
| } |
| } |
| } |
| } |
| |
| void SurfaceAggregator::CopyPasses(const CompositorFrame& frame, |
| Surface* surface) { |
| // The root surface is allowed to have copy output requests, so grab them |
| // off its render passes. This map contains a set of CopyOutputRequests |
| // keyed by each RenderPass id. |
| Surface::CopyRequestsMap copy_requests; |
| surface->TakeCopyOutputRequests(©_requests); |
| |
| const auto& source_pass_list = frame.render_pass_list; |
| DCHECK(valid_surfaces_.count(surface->surface_id())); |
| if (!valid_surfaces_.count(surface->surface_id())) |
| return; |
| |
| // TODO(vmpstr): provider check is a hack for unittests that don't set up a |
| // resource provider. |
| std::unordered_map<ResourceId, ResourceId> empty_map; |
| const auto& child_to_parent_map = |
| provider_ ? provider_->GetChildToParentMap(ChildIdForSurface(surface)) |
| : empty_map; |
| for (size_t i = 0; i < source_pass_list.size(); ++i) { |
| const auto& source = *source_pass_list[i]; |
| |
| size_t sqs_size = source.shared_quad_state_list.size(); |
| size_t dq_size = source.quad_list.size(); |
| auto copy_pass = RenderPass::Create(sqs_size, dq_size); |
| |
| MoveMatchingRequests(source.id, ©_requests, ©_pass->copy_requests); |
| |
| RenderPassId remapped_pass_id = |
| RemapPassId(source.id, surface->surface_id()); |
| |
| copy_pass->SetAll( |
| remapped_pass_id, source.output_rect, source.output_rect, |
| source.transform_to_root_target, source.filters, |
| source.background_filters, blending_color_space_, |
| source.has_transparent_background, source.cache_render_pass, |
| source.has_damage_from_contributing_content, source.generate_mipmap); |
| |
| CopyQuadsToPass(source.quad_list, source.shared_quad_state_list, |
| frame.device_scale_factor(), child_to_parent_map, |
| gfx::Transform(), ClipData(), copy_pass.get(), |
| surface->surface_id()); |
| |
| // If the render pass has copy requests, or should be cached, or has |
| // moving-pixel filters, or in a moving-pixel surface, we should damage the |
| // whole output rect so that we always drawn the full content. Otherwise, we |
| // might have incompleted copy request, or cached patially drawn render |
| // pass. |
| if (!copy_request_passes_.count(remapped_pass_id) && |
| !copy_pass->cache_render_pass && |
| !moved_pixel_passes_.count(remapped_pass_id)) { |
| gfx::Transform inverse_transform(gfx::Transform::kSkipInitialization); |
| if (copy_pass->transform_to_root_target.GetInverse(&inverse_transform)) { |
| gfx::Rect damage_rect_in_render_pass_space = |
| cc::MathUtil::ProjectEnclosingClippedRect(inverse_transform, |
| root_damage_rect_); |
| copy_pass->damage_rect.Intersect(damage_rect_in_render_pass_space); |
| } |
| } |
| |
| if (copy_pass->has_damage_from_contributing_content) |
| contributing_content_damaged_passes_.insert(copy_pass->id); |
| dest_pass_list_->push_back(std::move(copy_pass)); |
| } |
| } |
| |
| void SurfaceAggregator::ProcessAddedAndRemovedSurfaces() { |
| for (const auto& surface : previous_contained_surfaces_) { |
| if (!contained_surfaces_.count(surface.first)) |
| // Release resources of removed surface. |
| ReleaseResources(surface.first); |
| } |
| } |
| |
| // Walk the Surface tree from surface_id. Validate the resources of the current |
| // surface and its descendants, check if there are any copy requests, and |
| // return the combined damage rect. |
| gfx::Rect SurfaceAggregator::PrewalkTree(Surface* surface, |
| bool in_moved_pixel_surface, |
| int parent_pass_id, |
| bool will_draw, |
| PrewalkResult* result) { |
| if (referenced_surfaces_.count(surface->surface_id())) |
| return gfx::Rect(); |
| |
| contained_surfaces_[surface->surface_id()] = surface->GetActiveFrameIndex(); |
| LocalSurfaceId& local_surface_id = |
| contained_frame_sinks_[surface->surface_id().frame_sink_id()]; |
| local_surface_id = |
| std::max(surface->surface_id().local_surface_id(), local_surface_id); |
| |
| if (!surface->HasActiveFrame()) |
| return gfx::Rect(); |
| |
| const CompositorFrame& frame = surface->GetActiveFrame(); |
| int child_id = 0; |
| // TODO(jbauman): hack for unit tests that don't set up rp |
| if (provider_) { |
| child_id = ChildIdForSurface(surface); |
| surface->RefResources(frame.resource_list); |
| provider_->ReceiveFromChild(child_id, frame.resource_list); |
| } |
| |
| std::vector<ResourceId> referenced_resources; |
| size_t reserve_size = frame.resource_list.size(); |
| referenced_resources.reserve(reserve_size); |
| |
| bool invalid_frame = false; |
| std::unordered_map<ResourceId, ResourceId> empty_map; |
| const auto& child_to_parent_map = |
| provider_ ? provider_->GetChildToParentMap(child_id) : empty_map; |
| |
| RenderPassId remapped_pass_id = |
| RemapPassId(frame.render_pass_list.back()->id, surface->surface_id()); |
| if (in_moved_pixel_surface) |
| moved_pixel_passes_.insert(remapped_pass_id); |
| if (parent_pass_id) |
| render_pass_dependencies_[parent_pass_id].insert(remapped_pass_id); |
| |
| struct SurfaceInfo { |
| SurfaceInfo(const SurfaceRange& surface_range, |
| bool has_moved_pixels, |
| RenderPassId parent_pass_id, |
| const gfx::Transform& target_to_surface_transform, |
| const gfx::Rect& quad_rect, |
| bool stretch_content_to_fill_bounds) |
| : surface_range(surface_range), |
| has_moved_pixels(has_moved_pixels), |
| parent_pass_id(parent_pass_id), |
| target_to_surface_transform(target_to_surface_transform), |
| quad_rect(quad_rect), |
| stretch_content_to_fill_bounds(stretch_content_to_fill_bounds) {} |
| |
| SurfaceRange surface_range; |
| bool has_moved_pixels; |
| RenderPassId parent_pass_id; |
| gfx::Transform target_to_surface_transform; |
| gfx::Rect quad_rect; |
| bool stretch_content_to_fill_bounds; |
| }; |
| std::vector<SurfaceInfo> child_surfaces; |
| |
| gfx::Rect pixel_moving_background_filters_rect; |
| // This data is created once and typically small or empty. Collect all items |
| // and pass to a flat_vector to sort once. |
| std::vector<RenderPassId> pixel_moving_background_filter_passes_data; |
| for (const auto& render_pass : frame.render_pass_list) { |
| if (render_pass->background_filters.HasFilterThatMovesPixels()) { |
| pixel_moving_background_filter_passes_data.push_back( |
| RemapPassId(render_pass->id, surface->surface_id())); |
| // TODO(wutao): Partial swap does not work with pixel moving background |
| // filter. See https://crbug.com/737255. Current solution is to mark the |
| // whole output rect as damaged. |
| pixel_moving_background_filters_rect.Union( |
| cc::MathUtil::MapEnclosingClippedRect( |
| render_pass->transform_to_root_target, render_pass->output_rect)); |
| } |
| } |
| base::flat_set<RenderPassId> pixel_moving_background_filter_passes( |
| std::move(pixel_moving_background_filter_passes_data), |
| base::KEEP_FIRST_OF_DUPES); |
| |
| for (const auto& render_pass : base::Reversed(frame.render_pass_list)) { |
| RenderPassId remapped_pass_id = |
| RemapPassId(render_pass->id, surface->surface_id()); |
| bool has_pixel_moving_filter = |
| render_pass->filters.HasFilterThatMovesPixels(); |
| if (has_pixel_moving_filter) |
| moved_pixel_passes_.insert(remapped_pass_id); |
| bool in_moved_pixel_pass = has_pixel_moving_filter || |
| !!moved_pixel_passes_.count(remapped_pass_id); |
| for (auto* quad : render_pass->quad_list) { |
| if (quad->material == DrawQuad::SURFACE_CONTENT) { |
| const auto* surface_quad = SurfaceDrawQuad::MaterialCast(quad); |
| gfx::Transform target_to_surface_transform( |
| render_pass->transform_to_root_target, |
| surface_quad->shared_quad_state->quad_to_target_transform); |
| child_surfaces.emplace_back( |
| surface_quad->surface_range, in_moved_pixel_pass, remapped_pass_id, |
| target_to_surface_transform, surface_quad->rect, |
| surface_quad->stretch_content_to_fill_bounds); |
| } else if (quad->material == DrawQuad::RENDER_PASS) { |
| const auto* render_pass_quad = RenderPassDrawQuad::MaterialCast(quad); |
| if (in_moved_pixel_pass) { |
| moved_pixel_passes_.insert(RemapPassId( |
| render_pass_quad->render_pass_id, surface->surface_id())); |
| } |
| if (pixel_moving_background_filter_passes.count( |
| render_pass_quad->render_pass_id)) { |
| in_moved_pixel_pass = true; |
| } |
| render_pass_dependencies_[remapped_pass_id].insert(RemapPassId( |
| render_pass_quad->render_pass_id, surface->surface_id())); |
| } |
| |
| if (!provider_) |
| continue; |
| for (ResourceId resource_id : quad->resources) { |
| if (!child_to_parent_map.count(resource_id)) { |
| invalid_frame = true; |
| break; |
| } |
| referenced_resources.push_back(resource_id); |
| } |
| } |
| } |
| |
| if (invalid_frame) |
| return gfx::Rect(); |
| valid_surfaces_.insert(surface->surface_id()); |
| |
| ResourceIdSet resource_set(std::move(referenced_resources), |
| base::KEEP_FIRST_OF_DUPES); |
| if (provider_) |
| provider_->DeclareUsedResourcesFromChild(child_id, resource_set); |
| |
| gfx::Rect damage_rect; |
| gfx::Rect full_damage; |
| RenderPass* last_pass = frame.render_pass_list.back().get(); |
| full_damage = last_pass->output_rect; |
| damage_rect = |
| DamageRectForSurface(surface, *last_pass, last_pass->output_rect); |
| |
| // Avoid infinite recursion by adding current surface to |
| // referenced_surfaces_. |
| referenced_surfaces_.insert(surface->surface_id()); |
| for (const auto& surface_info : child_surfaces) { |
| if (will_draw) { |
| const SurfaceRange& surface_range = surface_info.surface_range; |
| damage_ranges_[surface_range.end().frame_sink_id()].push_back( |
| surface_range); |
| if (surface_range.HasDifferentFrameSinkIds()) { |
| damage_ranges_[surface_range.start()->frame_sink_id()].push_back( |
| surface_range); |
| } |
| } |
| |
| // TODO(fsamuel): Consider caching this value somewhere so that |
| // HandleSurfaceQuad doesn't need to call it again. |
| Surface* child_surface = |
| manager_->GetLatestInFlightSurface(surface_info.surface_range); |
| |
| // If the primary surface is not available then we assume the damage is |
| // the full size of the SurfaceDrawQuad because we might need to introduce |
| // gutter. |
| gfx::Rect surface_damage; |
| if (!child_surface || |
| child_surface->surface_id() != surface_info.surface_range.end()) { |
| surface_damage = surface_info.quad_rect; |
| } |
| |
| if (child_surface) { |
| if (surface_info.stretch_content_to_fill_bounds) { |
| // Scale up the damage_quad generated by the child_surface to fit |
| // the containing quad_rect. |
| gfx::Rect child_rect = |
| PrewalkTree(child_surface, surface_info.has_moved_pixels, |
| surface_info.parent_pass_id, will_draw, result); |
| if (child_surface->size_in_pixels().GetCheckedArea().ValueOrDefault(0) > |
| 0) { |
| float y_scale = static_cast<float>(surface_info.quad_rect.height()) / |
| child_surface->size_in_pixels().height(); |
| float x_scale = static_cast<float>(surface_info.quad_rect.width()) / |
| child_surface->size_in_pixels().width(); |
| surface_damage.Union( |
| gfx::ScaleToEnclosingRect(child_rect, x_scale, y_scale)); |
| } |
| } else { |
| surface_damage.Union( |
| PrewalkTree(child_surface, surface_info.has_moved_pixels, |
| surface_info.parent_pass_id, will_draw, result)); |
| } |
| } |
| |
| if (surface_damage.IsEmpty()) |
| continue; |
| |
| if (surface_info.has_moved_pixels) { |
| // Areas outside the rect hit by target_to_surface_transform may be |
| // modified if there is a filter that moves pixels. |
| damage_rect = full_damage; |
| continue; |
| } |
| |
| damage_rect.Union(cc::MathUtil::MapEnclosingClippedRect( |
| surface_info.target_to_surface_transform, surface_damage)); |
| } |
| |
| if (!damage_rect.IsEmpty()) { |
| // The following call can cause one or more copy requests to be added to the |
| // Surface. Therefore, no code before this point should have assumed |
| // anything about the presence or absence of copy requests after this point. |
| surface->NotifyAggregatedDamage(damage_rect, expected_display_time_); |
| } |
| |
| // If any CopyOutputRequests were made at FrameSink level, make sure we grab |
| // them too. |
| surface->TakeCopyOutputRequestsFromClient(); |
| |
| if (will_draw) |
| surface->OnWillBeDrawn(); |
| |
| for (const SurfaceId& surface_id : surface->active_referenced_surfaces()) { |
| if (!contained_surfaces_.count(surface_id)) { |
| result->undrawn_surfaces.insert(surface_id); |
| Surface* undrawn_surface = manager_->GetSurfaceForId(surface_id); |
| if (undrawn_surface) |
| PrewalkTree(undrawn_surface, false, 0, false /* will_draw */, result); |
| } |
| } |
| |
| for (const auto& render_pass : frame.render_pass_list) { |
| if (!render_pass->copy_requests.empty()) { |
| RenderPassId remapped_pass_id = |
| RemapPassId(render_pass->id, surface->surface_id()); |
| copy_request_passes_.insert(remapped_pass_id); |
| } |
| if (render_pass->cache_render_pass) |
| has_cached_render_passes_ = true; |
| } |
| |
| auto it = referenced_surfaces_.find(surface->surface_id()); |
| referenced_surfaces_.erase(it); |
| if (!damage_rect.IsEmpty() && frame.metadata.may_contain_video) |
| result->may_contain_video = true; |
| |
| damage_rect.Union(pixel_moving_background_filters_rect); |
| return damage_rect; |
| } |
| |
| void SurfaceAggregator::CopyUndrawnSurfaces(PrewalkResult* prewalk_result) { |
| // undrawn_surfaces are Surfaces that were identified by prewalk as being |
| // referenced by a drawn Surface, but aren't contained in a SurfaceDrawQuad. |
| // They need to be iterated over to ensure that any copy requests on them |
| // (or on Surfaces they reference) are executed. |
| std::vector<SurfaceId> surfaces_to_copy( |
| prewalk_result->undrawn_surfaces.begin(), |
| prewalk_result->undrawn_surfaces.end()); |
| DCHECK(referenced_surfaces_.empty()); |
| |
| for (size_t i = 0; i < surfaces_to_copy.size(); i++) { |
| SurfaceId surface_id = surfaces_to_copy[i]; |
| Surface* surface = manager_->GetSurfaceForId(surface_id); |
| if (!surface) |
| continue; |
| if (!surface->HasActiveFrame()) |
| continue; |
| if (!surface->HasCopyOutputRequests()) { |
| // Children are not necessarily included in undrawn_surfaces (because |
| // they weren't referenced directly from a drawn surface), but may have |
| // copy requests, so make sure to check them as well. |
| for (const SurfaceId& child_id : surface->active_referenced_surfaces()) { |
| // Don't iterate over the child Surface if it was already listed as a |
| // child of a different Surface, or in the case where there's infinite |
| // recursion. |
| if (!prewalk_result->undrawn_surfaces.count(child_id)) { |
| surfaces_to_copy.push_back(child_id); |
| prewalk_result->undrawn_surfaces.insert(child_id); |
| } |
| } |
| } else { |
| referenced_surfaces_.insert(surface_id); |
| CopyPasses(surface->GetActiveFrame(), surface); |
| // CopyPasses may have mutated container, need to re-query to erase. |
| referenced_surfaces_.erase(referenced_surfaces_.find(surface_id)); |
| } |
| } |
| } |
| |
| void SurfaceAggregator::PropagateCopyRequestPasses() { |
| std::vector<RenderPassId> copy_requests_to_iterate( |
| copy_request_passes_.begin(), copy_request_passes_.end()); |
| while (!copy_requests_to_iterate.empty()) { |
| RenderPassId first = copy_requests_to_iterate.back(); |
| copy_requests_to_iterate.pop_back(); |
| auto it = render_pass_dependencies_.find(first); |
| if (it == render_pass_dependencies_.end()) |
| continue; |
| for (auto pass : it->second) { |
| if (copy_request_passes_.insert(pass).second) { |
| copy_requests_to_iterate.push_back(pass); |
| } |
| } |
| } |
| } |
| |
| CompositorFrame SurfaceAggregator::Aggregate( |
| const SurfaceId& surface_id, |
| base::TimeTicks expected_display_time, |
| int64_t display_trace_id) { |
| DCHECK(!expected_display_time.is_null()); |
| |
| uma_stats_.Reset(); |
| |
| Surface* surface = manager_->GetSurfaceForId(surface_id); |
| DCHECK(surface); |
| contained_surfaces_[surface_id] = surface->GetActiveFrameIndex(); |
| |
| LocalSurfaceId& local_surface_id = |
| contained_frame_sinks_[surface_id.frame_sink_id()]; |
| local_surface_id = |
| std::max(surface->surface_id().local_surface_id(), local_surface_id); |
| |
| if (!surface->HasActiveFrame()) |
| return {}; |
| |
| base::AutoReset<int64_t> reset_display_trace_id(&display_trace_id_, |
| display_trace_id); |
| const CompositorFrame& root_surface_frame = surface->GetActiveFrame(); |
| TRACE_EVENT_WITH_FLOW2( |
| "viz,benchmark", "Graphics.Pipeline", |
| TRACE_ID_GLOBAL(root_surface_frame.metadata.begin_frame_ack.trace_id), |
| TRACE_EVENT_FLAG_FLOW_IN | TRACE_EVENT_FLAG_FLOW_OUT, "step", |
| "SurfaceAggregation", "display_trace", display_trace_id_); |
| |
| CompositorFrame frame; |
| |
| dest_pass_list_ = &frame.render_pass_list; |
| expected_display_time_ = expected_display_time; |
| |
| valid_surfaces_.clear(); |
| has_cached_render_passes_ = false; |
| damage_ranges_.clear(); |
| PrewalkResult prewalk_result; |
| root_damage_rect_ = |
| PrewalkTree(surface, false, 0, true /* will_draw */, &prewalk_result); |
| PropagateCopyRequestPasses(); |
| has_copy_requests_ = !copy_request_passes_.empty(); |
| frame.metadata.may_contain_video = prewalk_result.may_contain_video; |
| |
| CopyUndrawnSurfaces(&prewalk_result); |
| referenced_surfaces_.insert(surface_id); |
| CopyPasses(root_surface_frame, surface); |
| // CopyPasses may have mutated container, need to re-query to erase. |
| referenced_surfaces_.erase(referenced_surfaces_.find(surface_id)); |
| AddColorConversionPass(); |
| |
| moved_pixel_passes_.clear(); |
| copy_request_passes_.clear(); |
| contributing_content_damaged_passes_.clear(); |
| render_pass_dependencies_.clear(); |
| |
| // Remove all render pass mappings that weren't used in the current frame. |
| for (auto it = render_pass_allocator_map_.begin(); |
| it != render_pass_allocator_map_.end();) { |
| if (it->second.in_use) { |
| it->second.in_use = false; |
| it++; |
| } else { |
| it = render_pass_allocator_map_.erase(it); |
| } |
| } |
| |
| DCHECK(referenced_surfaces_.empty()); |
| |
| if (dest_pass_list_->empty()) |
| return {}; |
| |
| dest_pass_list_ = nullptr; |
| expected_display_time_ = base::TimeTicks(); |
| ProcessAddedAndRemovedSurfaces(); |
| contained_surfaces_.swap(previous_contained_surfaces_); |
| contained_surfaces_.clear(); |
| contained_frame_sinks_.swap(previous_contained_frame_sinks_); |
| contained_frame_sinks_.clear(); |
| |
| for (auto it : previous_contained_surfaces_) { |
| Surface* surface = manager_->GetSurfaceForId(it.first); |
| if (surface) |
| surface->TakeLatencyInfo(&frame.metadata.latency_info); |
| if (!ui::LatencyInfo::Verify(frame.metadata.latency_info, |
| "SurfaceAggregator::Aggregate")) { |
| break; |
| } |
| } |
| |
| // TODO(jamesr): Aggregate all resource references into the returned frame's |
| // resource list. |
| |
| // Log UMA stats for SurfaceDrawQuads on the number of surfaces that were |
| // aggregated together and any failures. |
| UMA_HISTOGRAM_EXACT_LINEAR(kUmaValidSurface, uma_stats_.valid_surface, |
| kUmaStatMaxSurfaces); |
| UMA_HISTOGRAM_EXACT_LINEAR(kUmaUsingFallbackSurface, |
| uma_stats_.using_fallback_surface, |
| kUmaStatMaxSurfaces); |
| return frame; |
| } |
| |
| void SurfaceAggregator::ReleaseResources(const SurfaceId& surface_id) { |
| auto it = surface_id_to_resource_child_id_.find(surface_id); |
| if (it != surface_id_to_resource_child_id_.end()) { |
| provider_->DestroyChild(it->second); |
| surface_id_to_resource_child_id_.erase(it); |
| } |
| } |
| |
| void SurfaceAggregator::SetFullDamageForSurface(const SurfaceId& surface_id) { |
| auto it = previous_contained_surfaces_.find(surface_id); |
| if (it == previous_contained_surfaces_.end()) |
| return; |
| // Set the last drawn index as 0 to ensure full damage next time it's drawn. |
| it->second = 0; |
| } |
| |
| void SurfaceAggregator::SetOutputColorSpace( |
| const gfx::ColorSpace& blending_color_space, |
| const gfx::ColorSpace& output_color_space) { |
| blending_color_space_ = blending_color_space.IsValid() |
| ? blending_color_space |
| : gfx::ColorSpace::CreateSRGB(); |
| output_color_space_ = output_color_space.IsValid() |
| ? output_color_space |
| : gfx::ColorSpace::CreateSRGB(); |
| } |
| |
| bool SurfaceAggregator::NotifySurfaceDamageAndCheckForDisplayDamage( |
| const SurfaceId& surface_id) { |
| if (previous_contained_surfaces_.count(surface_id)) { |
| Surface* surface = manager_->GetSurfaceForId(surface_id); |
| if (surface) { |
| DCHECK(surface->HasActiveFrame()); |
| if (surface->GetActiveFrame().resource_list.empty()) |
| ReleaseResources(surface_id); |
| } |
| return true; |
| } |
| |
| auto it = damage_ranges_.find(surface_id.frame_sink_id()); |
| if (it == damage_ranges_.end()) |
| return false; |
| |
| for (const SurfaceRange& surface_range : it->second) { |
| if (surface_range.IsInRangeInclusive(surface_id)) |
| return true; |
| } |
| |
| return false; |
| } |
| |
| } // namespace viz |
