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* Copyright 2019 Google Inc.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
#ifndef GrBuffer_DEFINED
#define GrBuffer_DEFINED
#include "include/gpu/GrTypes.h"
/** Base class for a GPU buffer object or a client side arrays. */
class GrBuffer {
GrBuffer(const GrBuffer&) = delete;
GrBuffer& operator=(const GrBuffer&) = delete;
virtual ~GrBuffer() = default;
// Our subclasses derive from different ref counting base classes. In order to use base
// class pointers with sk_sp we virtualize ref() and unref().
virtual void ref() const = 0;
virtual void unref() const = 0;
/** Size of the buffer in bytes. */
virtual size_t size() const = 0;
/** Is this an instance of GrCpuBuffer? Otherwise, an instance of GrGpuBuffer. */
virtual bool isCpuBuffer() const = 0;
GrBuffer() = default;