150 lines
3.3 KiB
C++
150 lines
3.3 KiB
C++
/* Copyright (c) 2017-2022 Hans-Kristian Arntzen
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include "vulkan_common.hpp"
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#include "vulkan_headers.hpp"
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#include "cookie.hpp"
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#include "object_pool.hpp"
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namespace Vulkan
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{
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class Device;
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class SemaphoreHolder;
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struct SemaphoreHolderDeleter
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{
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void operator()(SemaphoreHolder *semaphore);
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};
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class SemaphoreHolder : public Util::IntrusivePtrEnabled<SemaphoreHolder, SemaphoreHolderDeleter, HandleCounter>,
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public InternalSyncEnabled
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{
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public:
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friend struct SemaphoreHolderDeleter;
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~SemaphoreHolder();
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const VkSemaphore &get_semaphore() const
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{
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return semaphore;
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}
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bool is_signalled() const
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{
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return signalled;
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}
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uint64_t get_timeline_value() const
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{
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return timeline;
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}
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VkSemaphore consume()
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{
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auto ret = semaphore;
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VK_ASSERT(semaphore);
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VK_ASSERT(signalled);
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semaphore = VK_NULL_HANDLE;
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signalled = false;
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return ret;
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}
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VkSemaphore release_semaphore()
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{
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auto ret = semaphore;
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semaphore = VK_NULL_HANDLE;
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signalled = false;
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return ret;
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}
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bool can_recycle() const
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{
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return !should_destroy_on_consume;
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}
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void wait_external()
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{
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VK_ASSERT(semaphore);
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VK_ASSERT(signalled);
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signalled = false;
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}
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void signal_external()
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{
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VK_ASSERT(!signalled);
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VK_ASSERT(semaphore);
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signalled = true;
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}
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void destroy_on_consume()
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{
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should_destroy_on_consume = true;
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}
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void signal_pending_wait()
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{
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pending = true;
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}
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bool is_pending_wait() const
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{
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return pending;
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}
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SemaphoreHolder &operator=(SemaphoreHolder &&other) noexcept;
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private:
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friend class Util::ObjectPool<SemaphoreHolder>;
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SemaphoreHolder(Device *device_, VkSemaphore semaphore_, bool signalled_)
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: device(device_)
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, semaphore(semaphore_)
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, timeline(0)
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, signalled(signalled_)
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{
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}
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SemaphoreHolder(Device *device_, uint64_t timeline_, VkSemaphore semaphore_)
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: device(device_), semaphore(semaphore_), timeline(timeline_)
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{
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VK_ASSERT(timeline > 0);
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}
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explicit SemaphoreHolder(Device *device_)
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: device(device_)
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{
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}
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void recycle_semaphore();
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Device *device;
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VkSemaphore semaphore = VK_NULL_HANDLE;
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uint64_t timeline = 0;
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bool signalled = true;
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bool pending = false;
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bool should_destroy_on_consume = false;
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};
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using Semaphore = Util::IntrusivePtr<SemaphoreHolder>;
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}
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