// Copyright 2017 The Fuchsia 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 "src/ui/lib/escher/impl/gpu_mem_suballocation.h"

namespace escher {
namespace impl {

GpuMemSuballocation::GpuMemSuballocation(GpuMemPtr mem, vk::DeviceSize size, vk::DeviceSize offset)
    : GpuMem(mem->base(), size, mem->offset() + offset,
             mem->mapped_ptr() ? mem->mapped_ptr() + offset : nullptr),
      mem_(std::move(mem)) {}

}  // namespace impl
}  // namespace escher