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synced 2024-08-20 10:13:23 +02:00
nvflinger: Implement swap intervals
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772c86a260
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@ -63,7 +63,7 @@ const IGBPBuffer& BufferQueue::RequestBuffer(u32 slot) const {
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}
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void BufferQueue::QueueBuffer(u32 slot, BufferTransformFlags transform,
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const Common::Rectangle<int>& crop_rect) {
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const Common::Rectangle<int>& crop_rect, u32 swap_interval) {
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auto itr = std::find_if(queue.begin(), queue.end(),
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[&](const Buffer& buffer) { return buffer.slot == slot; });
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ASSERT(itr != queue.end());
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@ -71,6 +71,7 @@ void BufferQueue::QueueBuffer(u32 slot, BufferTransformFlags transform,
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itr->status = Buffer::Status::Queued;
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itr->transform = transform;
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itr->crop_rect = crop_rect;
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itr->swap_interval = swap_interval;
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}
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std::optional<std::reference_wrapper<const BufferQueue::Buffer>> BufferQueue::AcquireBuffer() {
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@ -68,13 +68,14 @@ public:
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IGBPBuffer igbp_buffer;
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BufferTransformFlags transform;
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Common::Rectangle<int> crop_rect;
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u32 swap_interval;
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};
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void SetPreallocatedBuffer(u32 slot, const IGBPBuffer& igbp_buffer);
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std::optional<u32> DequeueBuffer(u32 width, u32 height);
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const IGBPBuffer& RequestBuffer(u32 slot) const;
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void QueueBuffer(u32 slot, BufferTransformFlags transform,
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const Common::Rectangle<int>& crop_rect);
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const Common::Rectangle<int>& crop_rect, u32 swap_interval);
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std::optional<std::reference_wrapper<const Buffer>> AcquireBuffer();
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void ReleaseBuffer(u32 slot);
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u32 Query(QueryType type);
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@ -37,15 +37,16 @@ NVFlinger::NVFlinger(Core::Timing::CoreTiming& core_timing) : core_timing{core_t
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displays.emplace_back(4, "Null");
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// Schedule the screen composition events
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const auto ticks = Settings::values.force_30fps_mode ? frame_ticks_30fps : frame_ticks;
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//const auto ticks = Settings::values.force_30fps_mode ? frame_ticks_30fps : frame_ticks;
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composition_event = core_timing.RegisterEvent(
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"ScreenComposition", [this, ticks](u64 userdata, s64 cycles_late) {
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"ScreenComposition", [this](u64 userdata, s64 cycles_late) {
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Compose();
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this->core_timing.ScheduleEvent(ticks - cycles_late, composition_event);
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const auto ticks = GetNextTicks();
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this->core_timing.ScheduleEvent(std::max(0LL,ticks - cycles_late), composition_event);
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});
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core_timing.ScheduleEvent(ticks, composition_event);
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core_timing.ScheduleEvent(frame_ticks, composition_event);
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}
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NVFlinger::~NVFlinger() {
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@ -206,8 +207,13 @@ void NVFlinger::Compose() {
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igbp_buffer.width, igbp_buffer.height, igbp_buffer.stride,
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buffer->get().transform, buffer->get().crop_rect);
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swap_interval = buffer->get().swap_interval;
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buffer_queue.ReleaseBuffer(buffer->get().slot);
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}
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}
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s64 NVFlinger::GetNextTicks() {
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return (Core::Timing::BASE_CLOCK_RATE * (1LL << swap_interval)) / 120;
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}
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} // namespace Service::NVFlinger
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@ -74,6 +74,8 @@ public:
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/// finished.
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void Compose();
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s64 GetNextTicks();
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private:
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/// Finds the display identified by the specified ID.
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VI::Display* FindDisplay(u64 display_id);
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@ -98,6 +100,8 @@ private:
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/// layers.
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u32 next_buffer_queue_id = 1;
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u32 swap_interval = 1;
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/// Event that handles screen composition.
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Core::Timing::EventType* composition_event;
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@ -418,7 +418,8 @@ public:
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s32_le scaling_mode;
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NVFlinger::BufferQueue::BufferTransformFlags transform;
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u32_le sticky_transform;
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INSERT_PADDING_WORDS(2);
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INSERT_PADDING_WORDS(1);
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u32_le swap_interval;
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u32_le fence_is_valid;
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std::array<Fence, 2> fences;
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@ -582,7 +583,7 @@ private:
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IGBPQueueBufferRequestParcel request{ctx.ReadBuffer()};
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buffer_queue.QueueBuffer(request.data.slot, request.data.transform,
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request.data.GetCropRect());
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request.data.GetCropRect(), request.data.swap_interval);
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IGBPQueueBufferResponseParcel response{1280, 720};
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ctx.WriteBuffer(response.Serialize());
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