| // 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 "gpu/command_buffer/client/gpu_memory_buffer_manager.h" |
| |
| #include <inttypes.h> |
| |
| #include "base/strings/stringprintf.h" |
| #include "base/trace_event/process_memory_dump.h" |
| #include "ui/gfx/buffer_format_util.h" |
| |
| namespace gpu { |
| |
| GpuMemoryBufferManager::GpuMemoryBufferManager() = default; |
| |
| GpuMemoryBufferManager::~GpuMemoryBufferManager() = default; |
| |
| GpuMemoryBufferManager::AllocatedBufferInfo::AllocatedBufferInfo( |
| const gfx::GpuMemoryBufferHandle& handle, |
| const gfx::Size& size, |
| gfx::BufferFormat format) |
| : buffer_id_(handle.id), |
| type_(handle.type), |
| size_in_bytes_(gfx::BufferSizeForBufferFormat(size, format)) { |
| DCHECK_NE(gfx::EMPTY_BUFFER, type_); |
| |
| if (type_ == gfx::SHARED_MEMORY_BUFFER) |
| shared_memory_guid_ = handle.region.GetGUID(); |
| } |
| |
| GpuMemoryBufferManager::AllocatedBufferInfo::~AllocatedBufferInfo() = default; |
| |
| bool GpuMemoryBufferManager::AllocatedBufferInfo::OnMemoryDump( |
| base::trace_event::ProcessMemoryDump* pmd, |
| int client_id, |
| uint64_t client_tracing_process_id) const { |
| base::trace_event::MemoryAllocatorDump* dump = pmd->CreateAllocatorDump( |
| base::StringPrintf("gpumemorybuffer/client_0x%" PRIX32 "/buffer_%d", |
| client_id, buffer_id_.id)); |
| if (!dump) |
| return false; |
| |
| dump->AddScalar(base::trace_event::MemoryAllocatorDump::kNameSize, |
| base::trace_event::MemoryAllocatorDump::kUnitsBytes, |
| size_in_bytes_); |
| |
| // Create the shared ownership edge to avoid double counting memory. |
| if (type_ == gfx::SHARED_MEMORY_BUFFER) { |
| pmd->CreateSharedMemoryOwnershipEdge(dump->guid(), shared_memory_guid_, |
| /*importance=*/0); |
| } else { |
| auto shared_buffer_guid = gfx::GetGenericSharedGpuMemoryGUIDForTracing( |
| client_tracing_process_id, buffer_id_); |
| pmd->CreateSharedGlobalAllocatorDump(shared_buffer_guid); |
| pmd->AddOwnershipEdge(dump->guid(), shared_buffer_guid); |
| } |
| |
| return true; |
| } |
| |
| } // namespace gpu |
