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Unified Diff: gpu/command_buffer/service/image_factory.h

Issue 683113005: Update from chromium https://crrev.com/302282 (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 6 years, 2 months ago
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Index: gpu/command_buffer/service/image_factory.h
diff --git a/gpu/command_buffer/service/image_factory.h b/gpu/command_buffer/service/image_factory.h
new file mode 100644
index 0000000000000000000000000000000000000000..40dd15a0e611212b5f50f1e71821598b3e47199d
--- /dev/null
+++ b/gpu/command_buffer/service/image_factory.h
@@ -0,0 +1,54 @@
+// 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 GPU_COMMAND_BUFFER_SERVICE_IMAGE_FACTORY_H_
+#define GPU_COMMAND_BUFFER_SERVICE_IMAGE_FACTORY_H_
+
+#include "base/memory/ref_counted.h"
+#include "gpu/gpu_export.h"
+#include "ui/gfx/geometry/size.h"
+#include "ui/gfx/gpu_memory_buffer.h"
+
+namespace gfx {
+class GLImage;
+}
+
+namespace gpu {
+
+class GPU_EXPORT ImageFactory {
+ public:
+ ImageFactory();
+
+ // Returns a valid GpuMemoryBuffer format given a valid internalformat as
+ // defined by CHROMIUM_gpu_memory_buffer_image.
+ static gfx::GpuMemoryBuffer::Format ImageFormatToGpuMemoryBufferFormat(
+ unsigned internalformat);
+
+ // Returns a valid GpuMemoryBuffer usage given a valid usage as defined by
+ // CHROMIUM_gpu_memory_buffer_image.
+ static gfx::GpuMemoryBuffer::Usage ImageUsageToGpuMemoryBufferUsage(
+ unsigned usage);
+
+ // Returns true if |internalformat| is compatible with |format|.
+ static bool IsImageFormatCompatibleWithGpuMemoryBufferFormat(
+ unsigned internalformat,
+ gfx::GpuMemoryBuffer::Format format);
+
+ // Creates a GLImage instance for GPU memory buffer identified by |handle|.
+ // |client_id| should be set to the client requesting the creation of instance
+ // and can be used by factory implementation to verify access rights.
+ virtual scoped_refptr<gfx::GLImage> CreateImageForGpuMemoryBuffer(
+ const gfx::GpuMemoryBufferHandle& handle,
+ const gfx::Size& size,
+ gfx::GpuMemoryBuffer::Format format,
+ unsigned internalformat,
+ int client_id) = 0;
+
+ protected:
+ virtual ~ImageFactory();
+};
+
+} // namespace gpu
+
+#endif // GPU_COMMAND_BUFFER_SERVICE_IMAGE_FACTORY_H_
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