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-rw-r--r--src/core/hle/service/nvflinger/nvflinger.cpp8
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.h2
2 files changed, 5 insertions, 5 deletions
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp
index d1cbadde4..f4416f5b2 100644
--- a/src/core/hle/service/nvflinger/nvflinger.cpp
+++ b/src/core/hle/service/nvflinger/nvflinger.cpp
@@ -312,8 +312,6 @@ void NVFlinger::Compose() {
}
s64 NVFlinger::GetNextTicks() const {
- static constexpr s64 max_hertz = 120LL;
-
const auto& settings = Settings::values;
auto speed_scale = 1.f;
if (settings.use_multi_core.GetValue()) {
@@ -327,9 +325,11 @@ s64 NVFlinger::GetNextTicks() const {
}
}
- const auto next_ticks = ((1000000000 * (1LL << swap_interval)) / max_hertz);
+ // As an extension, treat nonpositive swap interval as framerate multiplier.
+ const f32 effective_fps = swap_interval <= 0 ? 120.f * static_cast<f32>(1 - swap_interval)
+ : 60.f / static_cast<f32>(swap_interval);
- return static_cast<s64>(speed_scale * static_cast<float>(next_ticks));
+ return static_cast<s64>(speed_scale * (1000000000.f / effective_fps));
}
} // namespace Service::NVFlinger
diff --git a/src/core/hle/service/nvflinger/nvflinger.h b/src/core/hle/service/nvflinger/nvflinger.h
index 9b22397db..3828cf272 100644
--- a/src/core/hle/service/nvflinger/nvflinger.h
+++ b/src/core/hle/service/nvflinger/nvflinger.h
@@ -133,7 +133,7 @@ private:
/// layers.
u32 next_buffer_queue_id = 1;
- u32 swap_interval = 1;
+ s32 swap_interval = 1;
/// Event that handles screen composition.
std::shared_ptr<Core::Timing::EventType> multi_composition_event;