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Unified Diff: services/ui/common/mojo_gpu_memory_buffer.cc

Issue 2184943002: services/ui: Move some files into the client lib. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@chrome-gpu-in-mus-windows
Patch Set: . Created 4 years, 4 months ago
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Index: services/ui/common/mojo_gpu_memory_buffer.cc
diff --git a/services/ui/common/mojo_gpu_memory_buffer.cc b/services/ui/common/mojo_gpu_memory_buffer.cc
deleted file mode 100644
index d5c2efaf916f41d394d941080a270a69bc16d146..0000000000000000000000000000000000000000
--- a/services/ui/common/mojo_gpu_memory_buffer.cc
+++ /dev/null
@@ -1,107 +0,0 @@
-// 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 "services/ui/common/mojo_gpu_memory_buffer.h"
-
-#include <stdint.h>
-
-#include "base/logging.h"
-#include "base/memory/ptr_util.h"
-#include "base/memory/shared_memory.h"
-#include "base/numerics/safe_conversions.h"
-#include "build/build_config.h"
-#include "mojo/public/cpp/system/buffer.h"
-#include "mojo/public/cpp/system/platform_handle.h"
-#include "ui/gfx/buffer_format_util.h"
-
-namespace ui {
-
-MojoGpuMemoryBufferImpl::MojoGpuMemoryBufferImpl(
- const gfx::Size& size,
- gfx::BufferFormat format,
- std::unique_ptr<base::SharedMemory> shared_memory)
- : GpuMemoryBufferImpl(gfx::GenericSharedMemoryId(0), size, format),
- shared_memory_(std::move(shared_memory)) {}
-
-// TODO(rjkroege): Support running a destructor callback as necessary.
-MojoGpuMemoryBufferImpl::~MojoGpuMemoryBufferImpl() {}
-
-std::unique_ptr<gfx::GpuMemoryBuffer> MojoGpuMemoryBufferImpl::Create(
- const gfx::Size& size,
- gfx::BufferFormat format,
- gfx::BufferUsage usage) {
- size_t bytes = gfx::BufferSizeForBufferFormat(size, format);
-
- mojo::ScopedSharedBufferHandle handle =
- mojo::SharedBufferHandle::Create(bytes);
- if (!handle.is_valid())
- return nullptr;
-
- base::SharedMemoryHandle platform_handle;
- size_t shared_memory_size;
- bool readonly;
- MojoResult result = mojo::UnwrapSharedMemoryHandle(
- std::move(handle), &platform_handle, &shared_memory_size, &readonly);
- if (result != MOJO_RESULT_OK)
- return nullptr;
- DCHECK_EQ(shared_memory_size, bytes);
-
- auto shared_memory =
- base::MakeUnique<base::SharedMemory>(platform_handle, readonly);
- return base::WrapUnique<gfx::GpuMemoryBuffer>(
- new MojoGpuMemoryBufferImpl(size, format, std::move(shared_memory)));
-}
-
-MojoGpuMemoryBufferImpl* MojoGpuMemoryBufferImpl::FromClientBuffer(
- ClientBuffer buffer) {
- return reinterpret_cast<MojoGpuMemoryBufferImpl*>(buffer);
-}
-
-const unsigned char* MojoGpuMemoryBufferImpl::GetMemory() const {
- return static_cast<const unsigned char*>(shared_memory_->memory());
-}
-
-bool MojoGpuMemoryBufferImpl::Map() {
- DCHECK(!mapped_);
- if (!shared_memory_->Map(gfx::BufferSizeForBufferFormat(size_, format_)))
- return false;
- mapped_ = true;
- return true;
-}
-
-void* MojoGpuMemoryBufferImpl::memory(size_t plane) {
- DCHECK(mapped_);
- DCHECK_LT(plane, gfx::NumberOfPlanesForBufferFormat(format_));
- return reinterpret_cast<uint8_t*>(shared_memory_->memory()) +
- gfx::BufferOffsetForBufferFormat(size_, format_, plane);
-}
-
-void MojoGpuMemoryBufferImpl::Unmap() {
- DCHECK(mapped_);
- shared_memory_->Unmap();
- mapped_ = false;
-}
-
-int MojoGpuMemoryBufferImpl::stride(size_t plane) const {
- DCHECK_LT(plane, gfx::NumberOfPlanesForBufferFormat(format_));
- return base::checked_cast<int>(gfx::RowSizeForBufferFormat(
- size_.width(), format_, static_cast<int>(plane)));
-}
-
-gfx::GpuMemoryBufferHandle MojoGpuMemoryBufferImpl::GetHandle() const {
- gfx::GpuMemoryBufferHandle handle;
- handle.type = gfx::SHARED_MEMORY_BUFFER;
- handle.handle = shared_memory_->handle();
- handle.offset = 0;
- handle.stride = static_cast<int32_t>(
- gfx::RowSizeForBufferFormat(size_.width(), format_, 0));
-
- return handle;
-}
-
-gfx::GpuMemoryBufferType MojoGpuMemoryBufferImpl::GetBufferType() const {
- return gfx::SHARED_MEMORY_BUFFER;
-}
-
-} // namespace ui
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