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author | FernandoS27 <fsahmkow27@gmail.com> | 2021-10-04 20:46:58 +0200 |
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committer | FernandoS27 <fsahmkow27@gmail.com> | 2021-10-04 20:46:58 +0200 |
commit | 7f4de3466ac60624268a3e99363409867261e055 (patch) | |
tree | daa6db5f9ee7f94e68f8e0bc461f464d8390d823 | |
parent | Merge pull request #7020 from Moonlacer/remove_audio_stretching (diff) | |
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-rw-r--r-- | src/video_core/renderer_vulkan/vk_master_semaphore.h | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/src/video_core/renderer_vulkan/vk_master_semaphore.h b/src/video_core/renderer_vulkan/vk_master_semaphore.h index 4f8688118..3d298d0b6 100644 --- a/src/video_core/renderer_vulkan/vk_master_semaphore.h +++ b/src/video_core/renderer_vulkan/vk_master_semaphore.h @@ -21,12 +21,12 @@ public: /// Returns the current logical tick. [[nodiscard]] u64 CurrentTick() const noexcept { - return current_tick.load(std::memory_order_relaxed); + return current_tick.load(std::memory_order_acquire); } /// Returns the last known GPU tick. [[nodiscard]] u64 KnownGpuTick() const noexcept { - return gpu_tick.load(std::memory_order_relaxed); + return gpu_tick.load(std::memory_order_acquire); } /// Returns the timeline semaphore handle. @@ -41,12 +41,20 @@ public: /// Advance to the logical tick and return the old one [[nodiscard]] u64 NextTick() noexcept { - return current_tick.fetch_add(1, std::memory_order::relaxed); + return current_tick.fetch_add(1, std::memory_order_release); } /// Refresh the known GPU tick void Refresh() { - gpu_tick.store(semaphore.GetCounter(), std::memory_order_relaxed); + auto this_tick = gpu_tick.load(std::memory_order_acquire); + u64 counter{}; + do { + counter = semaphore.GetCounter(); + if (counter < this_tick) { + return; + } + } while (!gpu_tick.compare_exchange_weak(this_tick, counter, std::memory_order_release, + std::memory_order_relaxed)); } /// Waits for a tick to be hit on the GPU |