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authorFernandoS27 <fsahmkow27@gmail.com>2021-10-04 20:46:58 +0200
committerFernandoS27 <fsahmkow27@gmail.com>2021-10-04 20:46:58 +0200
commit7f4de3466ac60624268a3e99363409867261e055 (patch)
treedaa6db5f9ee7f94e68f8e0bc461f464d8390d823
parentMerge pull request #7020 from Moonlacer/remove_audio_stretching (diff)
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-rw-r--r--src/video_core/renderer_vulkan/vk_master_semaphore.h16
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