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// Copyright 2018 The SwiftShader Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef VK_MEMORY_HPP_
#define VK_MEMORY_HPP_
#include "Vulkan/VulkanPlatform.hpp"
namespace vk {
// TODO(b/192449828): Pass VkDeviceDeviceMemoryReportCreateInfoEXT into these functions to
// centralize device memory report callback usage.
void *allocateDeviceMemory(size_t bytes, size_t alignment);
void freeDeviceMemory(void *ptr);
// TODO(b/201798871): Fix host allocation callback usage. Uses of this symbolic constant indicate
// places where we should use an allocator instead of unaccounted memory allocations.
constexpr VkAllocationCallbacks *NULL_ALLOCATION_CALLBACKS = nullptr;
void *allocateHostMemory(size_t bytes, size_t alignment, const VkAllocationCallbacks *pAllocator,
VkSystemAllocationScope allocationScope);
void freeHostMemory(void *ptr, const VkAllocationCallbacks *pAllocator);
template<typename T>
T *allocateHostmemory(size_t bytes, const VkAllocationCallbacks *pAllocator)
{
return static_cast<T *>(allocateHostMemory(bytes, alignof(T), pAllocator, T::GetAllocationScope()));
}
} // namespace vk
#endif // VK_MEMORY_HPP_