mirror of
https://github.com/flutter/flutter.git
synced 2026-02-20 02:29:02 +08:00
2c2ddf97d3
* Move texture registry ownership to platform view This enables the texture registry to survive activity pause on Android.
70 lines
2.1 KiB
C++
70 lines
2.1 KiB
C++
// Copyright 2015 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 "flutter/flow/compositor_context.h"
|
|
|
|
#include "third_party/skia/include/core/SkCanvas.h"
|
|
|
|
namespace flow {
|
|
|
|
CompositorContext::CompositorContext(std::unique_ptr<ProcessInfo> info)
|
|
: process_info_(std::move(info)) {}
|
|
|
|
CompositorContext::~CompositorContext() = default;
|
|
|
|
void CompositorContext::BeginFrame(ScopedFrame& frame,
|
|
bool enable_instrumentation) {
|
|
if (enable_instrumentation) {
|
|
frame_count_.Increment();
|
|
frame_time_.Start();
|
|
|
|
if (process_info_ && process_info_->SampleNow()) {
|
|
memory_usage_.Add(process_info_->GetResidentMemorySize());
|
|
}
|
|
}
|
|
}
|
|
|
|
void CompositorContext::EndFrame(ScopedFrame& frame,
|
|
bool enable_instrumentation) {
|
|
raster_cache_.SweepAfterFrame();
|
|
if (enable_instrumentation) {
|
|
frame_time_.Stop();
|
|
}
|
|
}
|
|
|
|
CompositorContext::ScopedFrame CompositorContext::AcquireFrame(
|
|
GrContext* gr_context,
|
|
SkCanvas* canvas,
|
|
bool instrumentation_enabled) {
|
|
return ScopedFrame(*this, gr_context, canvas, instrumentation_enabled);
|
|
}
|
|
|
|
CompositorContext::ScopedFrame::ScopedFrame(CompositorContext& context,
|
|
GrContext* gr_context,
|
|
SkCanvas* canvas,
|
|
bool instrumentation_enabled)
|
|
: context_(context),
|
|
gr_context_(gr_context),
|
|
canvas_(canvas),
|
|
instrumentation_enabled_(instrumentation_enabled) {
|
|
context_.BeginFrame(*this, instrumentation_enabled_);
|
|
}
|
|
|
|
CompositorContext::ScopedFrame::ScopedFrame(ScopedFrame&& frame) = default;
|
|
|
|
CompositorContext::ScopedFrame::~ScopedFrame() {
|
|
context_.EndFrame(*this, instrumentation_enabled_);
|
|
}
|
|
|
|
void CompositorContext::OnGrContextCreated() {
|
|
texture_registry_->OnGrContextCreated();
|
|
}
|
|
|
|
void CompositorContext::OnGrContextDestroyed() {
|
|
texture_registry_->OnGrContextDestroyed();
|
|
raster_cache_.Clear();
|
|
}
|
|
|
|
} // namespace flow
|