blob: 05a9b9e4808d03edef38d0d835b903a4614846fd [file] [log] [blame]
// 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.
#include "VkBuffer.hpp"
#include "VkBufferView.hpp"
#include "VkCommandBuffer.hpp"
#include "VkCommandPool.hpp"
#include "VkDebugUtilsMessenger.hpp"
#include "VkDevice.hpp"
#include "VkDeviceMemory.hpp"
#include "VkEvent.hpp"
#include "VkFence.hpp"
#include "VkFramebuffer.hpp"
#include "VkImage.hpp"
#include "VkImageView.hpp"
#include "VkInstance.hpp"
#include "VkPhysicalDevice.hpp"
#include "VkPipeline.hpp"
#include "VkPipelineCache.hpp"
#include "VkPipelineLayout.hpp"
#include "VkPrivateData.hpp"
#include "VkQueryPool.hpp"
#include "VkQueue.hpp"
#include "VkRenderPass.hpp"
#include "VkSampler.hpp"
#include "VkSemaphore.hpp"
#include "VkShaderModule.hpp"
#include "WSI/VkSurfaceKHR.hpp"
#include "WSI/VkSwapchainKHR.hpp"
#include <type_traits>
namespace vk {
// Because Vulkan uses optional allocation callbacks, we use them in a custom
// placement new operator in the VkObjectBase class for simplicity.
// Unfortunately, since we use a placement new to allocate VkObjectBase derived
// classes objects, the corresponding deletion operator is a placement delete,
// which does nothing. In order to properly dispose of these objects' memory,
// we use this function, which calls the T:destroy() function then the T
// destructor prior to releasing the object (by default,
// VkObjectBase::destroy does nothing).
template<typename VkT>
inline void destroy(VkT vkObject, const VkAllocationCallbacks *pAllocator)
{
auto object = Cast(vkObject);
if(object)
{
using T = typename std::remove_pointer<decltype(object)>::type;
object->destroy(pAllocator);
object->~T();
// object may not point to the same pointer as vkObject, for dispatchable objects,
// for example, so make sure to deallocate based on the vkObject pointer, which
// should always point to the beginning of the allocated memory
vk::freeHostMemory(vkObject, pAllocator);
}
}
template<typename VkT>
inline void release(VkT vkObject, const VkAllocationCallbacks *pAllocator)
{
auto object = Cast(vkObject);
if(object)
{
using T = typename std::remove_pointer<decltype(object)>::type;
if(object->release(pAllocator))
{
object->~T();
// object may not point to the same pointer as vkObject, for dispatchable objects,
// for example, so make sure to deallocate based on the vkObject pointer, which
// should always point to the beginning of the allocated memory
vk::freeHostMemory(vkObject, pAllocator);
}
}
}
} // namespace vk