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Unified Diff: ui/gl/gpu_memory_buffer.h

Issue 13870010: Move GpuMemoryBuffer interface from ui/gl to gpu/command_buffer/client (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: include base/logging.h for DCHECK Created 7 years, 8 months ago
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Index: ui/gl/gpu_memory_buffer.h
diff --git a/ui/gl/gpu_memory_buffer.h b/ui/gl/gpu_memory_buffer.h
deleted file mode 100644
index 9780c97104728a8c18d9767ab4416137f0d7098e..0000000000000000000000000000000000000000
--- a/ui/gl/gpu_memory_buffer.h
+++ /dev/null
@@ -1,55 +0,0 @@
-// Copyright 2013 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.
-
-#ifndef UI_GL_GPU_MEMORY_BUFFER_H_
-#define UI_GL_GPU_MEMORY_BUFFER_H_
-
-#include "base/basictypes.h"
-#include "base/callback.h"
-#include "base/memory/scoped_ptr.h"
-
-namespace gfx {
-class Size;
-
-// Interface for creating and accessing a zero-copy GPU memory buffer.
-// This design evolved from the generalization of GraphicBuffer API
-// of Android framework.
-//
-// THREADING CONSIDERATIONS:
-//
-// This interface is thread-safe. However, multiple threads mapping
-// a buffer for Write or ReadOrWrite simultaneously may result in undefined
-// behavior and is not allowed.
-class GpuMemoryBuffer {
- public:
- typedef base::Callback<scoped_ptr<gfx::GpuMemoryBuffer>(gfx::Size)> Creator;
- enum AccessMode {
- READ_ONLY,
- WRITE_ONLY,
- READ_OR_WRITE,
- };
-
- // Frees a previously allocated buffer. Freeing a buffer that is still
- // mapped in any process is undefined behavior.
- virtual ~GpuMemoryBuffer() {}
-
- // Maps the buffer so the client can write the bitmap data in |*vaddr|
- // subsequently. This call may block, for instance if the hardware needs
- // to finish rendering or if CPU caches need to be synchronized.
- virtual void Map(AccessMode mode, void** vaddr) = 0;
-
- // Unmaps the buffer. Called after all changes to the buffer are
- // completed.
- virtual void Unmap() = 0;
-
- // Returns the native pointer for the buffer.
- virtual void* GetNativeBuffer() = 0;
-
- // Returns the stride in pixels for the buffer.
- virtual uint32 GetStride() = 0;
-};
-
-} // namespace gfx
-
-#endif // UI_GL_GPU_MEMORY_BUFFER_H_
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