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Unified Diff: cc/resources/gpu_memory_buffer_manager.h

Issue 634083002: gpu: Compositor management of GpuMemoryBuffer instances. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@cc-pre-chromium-image-refactor
Patch Set: rebase Created 6 years, 2 months ago
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Index: cc/resources/gpu_memory_buffer_manager.h
diff --git a/cc/resources/gpu_memory_buffer_manager.h b/cc/resources/gpu_memory_buffer_manager.h
new file mode 100644
index 0000000000000000000000000000000000000000..1e114c3ed9296cd7e13883f6be832bfdb71c3386
--- /dev/null
+++ b/cc/resources/gpu_memory_buffer_manager.h
@@ -0,0 +1,34 @@
+// 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.
+
+#ifndef CC_RESOURCES_GPU_MEMORY_BUFFER_MANAGER_H_
+#define CC_RESOURCES_GPU_MEMORY_BUFFER_MANAGER_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "cc/base/cc_export.h"
+#include "ui/gfx/gpu_memory_buffer.h"
+#include "ui/gfx/size.h"
+
+namespace cc {
+
+class CC_EXPORT GpuMemoryBufferManager {
+ public:
+ // Allocates a GpuMemoryBuffer that can be shared with another process.
+ virtual scoped_ptr<gfx::GpuMemoryBuffer> AllocateGpuMemoryBuffer(
+ const gfx::Size& size,
+ gfx::GpuMemoryBuffer::Format format,
+ gfx::GpuMemoryBuffer::Usage usage) = 0;
+
+ // Returns a GpuMemoryBuffer instance given a ClientBuffer. Returns NULL on
+ // failure.
+ virtual gfx::GpuMemoryBuffer* GpuMemoryBufferFromClientBuffer(
+ ClientBuffer buffer) = 0;
+
+ protected:
+ virtual ~GpuMemoryBufferManager() {}
+};
+
+} // namespace cc
+
+#endif // CC_RESOURCES_GPU_MEMORY_BUFFER_MANAGER_H_
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