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- // Copyright 2017 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 <vector>
- #include "base/command_line.h"
- #include "base/threading/thread_task_runner_handle.h"
- #include "build/build_config.h"
- #include "cc/paint/image_transfer_cache_entry.h"
- #include "cc/paint/raw_memory_transfer_cache_entry.h"
- #include "cc/paint/transfer_cache_entry.h"
- #include "components/viz/test/test_gpu_service_holder.h"
- #include "components/viz/test/test_in_process_context_provider.h"
- #include "gpu/command_buffer/client/client_transfer_cache.h"
- #include "gpu/command_buffer/client/gles2_cmd_helper.h"
- #include "gpu/command_buffer/client/gles2_implementation.h"
- #include "gpu/command_buffer/client/raster_interface.h"
- #include "gpu/command_buffer/client/shared_memory_limits.h"
- #include "gpu/command_buffer/common/context_creation_attribs.h"
- #include "gpu/command_buffer/service/service_transfer_cache.h"
- #include "gpu/config/gpu_switches.h"
- #include "gpu/ipc/raster_in_process_context.h"
- #include "testing/gtest/include/gtest/gtest.h"
- #include "third_party/skia/include/core/SkImage.h"
- #include "ui/gl/gl_implementation.h"
- namespace cc {
- namespace {
- class TransferCacheTest : public testing::Test {
- public:
- TransferCacheTest() : test_client_entry_(std::vector<uint8_t>(100)) {}
- void SetUp() override {
- gpu::ContextCreationAttribs attribs;
- attribs.alpha_size = -1;
- attribs.depth_size = 24;
- attribs.stencil_size = 8;
- attribs.samples = 0;
- attribs.sample_buffers = 0;
- attribs.fail_if_major_perf_caveat = false;
- attribs.bind_generates_resource = false;
- // Enable OOP rasterization.
- attribs.enable_oop_rasterization = true;
- attribs.enable_raster_interface = true;
- attribs.enable_gles2_interface = false;
- context_ = std::make_unique<gpu::RasterInProcessContext>();
- auto result = context_->Initialize(
- viz::TestGpuServiceHolder::GetInstance()->task_executor(), attribs,
- gpu::SharedMemoryLimits(), &image_factory_, nullptr, nullptr);
- ASSERT_EQ(result, gpu::ContextResult::kSuccess);
- ASSERT_TRUE(context_->GetCapabilities().supports_oop_raster);
- }
- void TearDown() override { context_.reset(); }
- gpu::ServiceTransferCache* ServiceTransferCache() {
- return context_->GetTransferCacheForTest();
- }
- int decoder_id() { return context_->GetRasterDecoderIdForTest(); }
- gpu::raster::RasterInterface* ri() { return context_->GetImplementation(); }
- gpu::ContextSupport* ContextSupport() {
- return context_->GetContextSupport();
- }
- const ClientRawMemoryTransferCacheEntry& test_client_entry() const {
- return test_client_entry_;
- }
- void CreateEntry(const ClientTransferCacheEntry& entry) {
- auto* context_support = ContextSupport();
- uint32_t size = entry.SerializedSize();
- void* data = context_support->MapTransferCacheEntry(size);
- ASSERT_TRUE(data);
- entry.Serialize(base::make_span(static_cast<uint8_t*>(data), size));
- context_support->UnmapAndCreateTransferCacheEntry(entry.UnsafeType(),
- entry.Id());
- }
- private:
- viz::TestGpuMemoryBufferManager gpu_memory_buffer_manager_;
- viz::TestImageFactory image_factory_;
- std::unique_ptr<gpu::RasterInProcessContext> context_;
- gl::DisableNullDrawGLBindings enable_pixel_output_;
- ClientRawMemoryTransferCacheEntry test_client_entry_;
- };
- TEST_F(TransferCacheTest, Basic) {
- auto* service_cache = ServiceTransferCache();
- auto* context_support = ContextSupport();
- // Create an entry.
- const auto& entry = test_client_entry();
- CreateEntry(entry);
- ri()->Finish();
- // Validate service-side state.
- EXPECT_NE(nullptr,
- service_cache->GetEntry(gpu::ServiceTransferCache::EntryKey(
- decoder_id(), entry.Type(), entry.Id())));
- // Unlock on client side and flush to service.
- context_support->UnlockTransferCacheEntries(
- {{entry.UnsafeType(), entry.Id()}});
- ri()->Finish();
- // Re-lock on client side and validate state. No need to flush as lock is
- // local.
- EXPECT_TRUE(context_support->ThreadsafeLockTransferCacheEntry(
- entry.UnsafeType(), entry.Id()));
- // Delete on client side, flush, and validate that deletion reaches service.
- context_support->DeleteTransferCacheEntry(entry.UnsafeType(), entry.Id());
- ri()->Finish();
- EXPECT_EQ(nullptr,
- service_cache->GetEntry(gpu::ServiceTransferCache::EntryKey(
- decoder_id(), entry.Type(), entry.Id())));
- }
- TEST_F(TransferCacheTest, MemoryEviction) {
- auto* service_cache = ServiceTransferCache();
- auto* context_support = ContextSupport();
- const auto& entry = test_client_entry();
- // Create an entry.
- CreateEntry(entry);
- ri()->Finish();
- // Validate service-side state.
- EXPECT_NE(nullptr,
- service_cache->GetEntry(gpu::ServiceTransferCache::EntryKey(
- decoder_id(), entry.Type(), entry.Id())));
- // Unlock on client side and flush to service.
- context_support->UnlockTransferCacheEntries(
- {{entry.UnsafeType(), entry.Id()}});
- ri()->Finish();
- // Evict on the service side.
- service_cache->SetCacheSizeLimitForTesting(0);
- EXPECT_EQ(nullptr,
- service_cache->GetEntry(gpu::ServiceTransferCache::EntryKey(
- decoder_id(), entry.Type(), entry.Id())));
- // Try to re-lock on the client side. This should fail.
- EXPECT_FALSE(context_support->ThreadsafeLockTransferCacheEntry(
- entry.UnsafeType(), entry.Id()));
- }
- TEST_F(TransferCacheTest, CountEviction) {
- auto* service_cache = ServiceTransferCache();
- auto* context_support = ContextSupport();
- // Create 10 entries and leave them all unlocked.
- std::vector<std::unique_ptr<ClientRawMemoryTransferCacheEntry>> entries;
- for (int i = 0; i < 10; ++i) {
- entries.emplace_back(std::make_unique<ClientRawMemoryTransferCacheEntry>(
- std::vector<uint8_t>(4)));
- CreateEntry(*entries[i]);
- context_support->UnlockTransferCacheEntries(
- {{entries[i]->UnsafeType(), entries[i]->Id()}});
- ri()->Finish();
- }
- // These entries should be using up space.
- EXPECT_EQ(service_cache->cache_size_for_testing(), 40u);
- // Evict on the service side.
- service_cache->SetMaxCacheEntriesForTesting(5);
- // Half the entries should be evicted.
- EXPECT_EQ(service_cache->cache_size_for_testing(), 20u);
- }
- // This tests a size that is small enough that the transfer buffer is used
- // inside of RasterImplementation::MapTransferCacheEntry.
- TEST_F(TransferCacheTest, RawMemoryTransferSmall) {
- auto* service_cache = ServiceTransferCache();
- // Create an entry with some initialized data.
- std::vector<uint8_t> data;
- data.resize(100);
- for (size_t i = 0; i < data.size(); ++i) {
- data[i] = i;
- }
- // Add the entry to the transfer cache
- ClientRawMemoryTransferCacheEntry client_entry(data);
- CreateEntry(client_entry);
- ri()->Finish();
- // Validate service-side data matches.
- ServiceTransferCacheEntry* service_entry =
- service_cache->GetEntry(gpu::ServiceTransferCache::EntryKey(
- decoder_id(), client_entry.Type(), client_entry.Id()));
- EXPECT_EQ(service_entry->Type(), client_entry.Type());
- const std::vector<uint8_t> service_data =
- static_cast<ServiceRawMemoryTransferCacheEntry*>(service_entry)->data();
- EXPECT_EQ(data, service_data);
- }
- // This tests a size that is large enough that mapped memory is used inside
- // of RasterImplementation::MapTransferCacheEntry.
- TEST_F(TransferCacheTest, RawMemoryTransferLarge) {
- auto* service_cache = ServiceTransferCache();
- // Create an entry with some initialized data.
- std::vector<uint8_t> data;
- data.resize(1500);
- for (size_t i = 0; i < data.size(); ++i) {
- data[i] = i;
- }
- // Add the entry to the transfer cache
- ClientRawMemoryTransferCacheEntry client_entry(data);
- CreateEntry(client_entry);
- ri()->Finish();
- // Validate service-side data matches.
- ServiceTransferCacheEntry* service_entry =
- service_cache->GetEntry(gpu::ServiceTransferCache::EntryKey(
- decoder_id(), client_entry.Type(), client_entry.Id()));
- EXPECT_EQ(service_entry->Type(), client_entry.Type());
- const std::vector<uint8_t> service_data =
- static_cast<ServiceRawMemoryTransferCacheEntry*>(service_entry)->data();
- EXPECT_EQ(data, service_data);
- }
- } // namespace
- } // namespace cc
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