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/*
This file is part of Magnum.
Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019,
2020 Vladimír Vondruš <mosra@centrum.cz>
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),
to deal in the Software without restriction, including without limitation
the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
*/
#include "Buffer.h"
#include "Magnum/Vk/Assert.h"
#include "Magnum/Vk/Device.h"
#include "Magnum/Vk/Handle.h"
namespace Magnum { namespace Vk {
BufferCreateInfo::BufferCreateInfo(const BufferUsages usages, const UnsignedLong size, const Flags flags): _info{} {
_info.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
_info.flags = VkBufferCreateFlags(flags);
_info.size = size;
_info.usage = VkBufferUsageFlags(usages);
/* _info.sharingMode is implicitly VK_SHARING_MODE_EXCLUSIVE;
_info.queueFamilyIndexCount and _info.pQueueFamilyIndices should be
filled only for VK_SHARING_MODE_CONCURRENT */
}
BufferCreateInfo::BufferCreateInfo(NoInitT) noexcept {}
BufferCreateInfo::BufferCreateInfo(const VkBufferCreateInfo& info):
/* Can't use {} with GCC 4.8 here because it tries to initialize the first
member instead of doing a copy */
_info(info) {}
Buffer Buffer::wrap(Device& device, const VkBuffer handle, const HandleFlags flags) {
Buffer out{NoCreate};
out._device = &device;
out._handle = handle;
out._flags = flags;
return out;
}
Buffer::Buffer(Device& device, const BufferCreateInfo& info, NoAllocateT): _device{&device}, _flags{HandleFlag::DestroyOnDestruction} {
MAGNUM_VK_INTERNAL_ASSERT_SUCCESS(device->CreateBuffer(device, info, nullptr, &_handle));
}
Buffer::Buffer(NoCreateT): _device{}, _handle{} {}
Buffer::Buffer(Buffer&& other) noexcept: _device{other._device}, _handle{other._handle}, _flags{other._flags} {
other._handle = {};
}
Buffer::~Buffer() {
if(_handle && (_flags & HandleFlag::DestroyOnDestruction))
(**_device).DestroyBuffer(*_device, _handle, nullptr);
}
Buffer& Buffer::operator=(Buffer&& other) noexcept {
using std::swap;
swap(other._device, _device);
swap(other._handle, _handle);
swap(other._flags, _flags);
return *this;
}
VkBuffer Buffer::release() {
const VkBuffer handle = _handle;
_handle = {};
return handle;
}
}}