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-rw-r--r--src/core/hle/service/nvflinger/buffer_queue.cpp21
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.cpp27
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.h24
3 files changed, 38 insertions, 34 deletions
diff --git a/src/core/hle/service/nvflinger/buffer_queue.cpp b/src/core/hle/service/nvflinger/buffer_queue.cpp
index caca80dde..637b310d7 100644
--- a/src/core/hle/service/nvflinger/buffer_queue.cpp
+++ b/src/core/hle/service/nvflinger/buffer_queue.cpp
@@ -24,13 +24,13 @@ BufferQueue::~BufferQueue() = default;
void BufferQueue::SetPreallocatedBuffer(u32 slot, const IGBPBuffer& igbp_buffer) {
LOG_WARNING(Service, "Adding graphics buffer {}", slot);
- Buffer buffer{};
- buffer.slot = slot;
- buffer.igbp_buffer = igbp_buffer;
- buffer.status = Buffer::Status::Free;
free_buffers.push_back(slot);
+ queue.push_back({
+ .slot = slot,
+ .status = Buffer::Status::Free,
+ .igbp_buffer = igbp_buffer,
+ });
- queue.emplace_back(buffer);
buffer_wait_event.writable->Signal();
}
@@ -38,7 +38,7 @@ std::optional<std::pair<u32, Service::Nvidia::MultiFence*>> BufferQueue::Dequeue
u32 height) {
if (free_buffers.empty()) {
- return {};
+ return std::nullopt;
}
auto f_itr = free_buffers.begin();
@@ -69,7 +69,7 @@ std::optional<std::pair<u32, Service::Nvidia::MultiFence*>> BufferQueue::Dequeue
}
if (itr == queue.end()) {
- return {};
+ return std::nullopt;
}
itr->status = Buffer::Status::Dequeued;
@@ -103,14 +103,15 @@ std::optional<std::reference_wrapper<const BufferQueue::Buffer>> BufferQueue::Ac
auto itr = queue.end();
// Iterate to find a queued buffer matching the requested slot.
while (itr == queue.end() && !queue_sequence.empty()) {
- u32 slot = queue_sequence.front();
+ const u32 slot = queue_sequence.front();
itr = std::find_if(queue.begin(), queue.end(), [&slot](const Buffer& buffer) {
return buffer.status == Buffer::Status::Queued && buffer.slot == slot;
});
queue_sequence.pop_front();
}
- if (itr == queue.end())
- return {};
+ if (itr == queue.end()) {
+ return std::nullopt;
+ }
itr->status = Buffer::Status::Acquired;
return *itr;
}
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp
index 2f44d3779..c64673dba 100644
--- a/src/core/hle/service/nvflinger/nvflinger.cpp
+++ b/src/core/hle/service/nvflinger/nvflinger.cpp
@@ -28,8 +28,7 @@
namespace Service::NVFlinger {
-constexpr s64 frame_ticks = static_cast<s64>(1000000000 / 60);
-constexpr s64 frame_ticks_30fps = static_cast<s64>(1000000000 / 30);
+constexpr auto frame_ns = std::chrono::nanoseconds{1000000000 / 60};
void NVFlinger::VSyncThread(NVFlinger& nv_flinger) {
nv_flinger.SplitVSync();
@@ -67,20 +66,24 @@ NVFlinger::NVFlinger(Core::System& system) : system(system) {
guard = std::make_shared<std::mutex>();
// Schedule the screen composition events
- composition_event =
- Core::Timing::CreateEvent("ScreenComposition", [this](u64 userdata, s64 ns_late) {
- Lock();
+ composition_event = Core::Timing::CreateEvent(
+ "ScreenComposition", [this](std::uintptr_t, std::chrono::nanoseconds ns_late) {
+ const auto guard = Lock();
Compose();
- const auto ticks = GetNextTicks();
- this->system.CoreTiming().ScheduleEvent(std::max<s64>(0LL, ticks - ns_late),
- composition_event);
+
+ const auto ticks = std::chrono::nanoseconds{GetNextTicks()};
+ const auto ticks_delta = ticks - ns_late;
+ const auto future_ns = std::max(std::chrono::nanoseconds::zero(), ticks_delta);
+
+ this->system.CoreTiming().ScheduleEvent(future_ns, composition_event);
});
+
if (system.IsMulticore()) {
is_running = true;
wait_event = std::make_unique<Common::Event>();
vsync_thread = std::make_unique<std::thread>(VSyncThread, std::ref(*this));
} else {
- system.CoreTiming().ScheduleEvent(frame_ticks, composition_event);
+ system.CoreTiming().ScheduleEvent(frame_ns, composition_event);
}
}
@@ -111,7 +114,7 @@ std::optional<u64> NVFlinger::OpenDisplay(std::string_view name) {
[&](const VI::Display& display) { return display.GetName() == name; });
if (itr == displays.end()) {
- return {};
+ return std::nullopt;
}
return itr->GetID();
@@ -121,7 +124,7 @@ std::optional<u64> NVFlinger::CreateLayer(u64 display_id) {
auto* const display = FindDisplay(display_id);
if (display == nullptr) {
- return {};
+ return std::nullopt;
}
const u64 layer_id = next_layer_id++;
@@ -141,7 +144,7 @@ std::optional<u32> NVFlinger::FindBufferQueueId(u64 display_id, u64 layer_id) co
const auto* const layer = FindLayer(display_id, layer_id);
if (layer == nullptr) {
- return {};
+ return std::nullopt;
}
return layer->GetBufferQueue().GetId();
diff --git a/src/core/hle/service/nvflinger/nvflinger.h b/src/core/hle/service/nvflinger/nvflinger.h
index e4959a9af..1ebe949c0 100644
--- a/src/core/hle/service/nvflinger/nvflinger.h
+++ b/src/core/hle/service/nvflinger/nvflinger.h
@@ -54,12 +54,12 @@ public:
/// Opens the specified display and returns the ID.
///
/// If an invalid display name is provided, then an empty optional is returned.
- std::optional<u64> OpenDisplay(std::string_view name);
+ [[nodiscard]] std::optional<u64> OpenDisplay(std::string_view name);
/// Creates a layer on the specified display and returns the layer ID.
///
/// If an invalid display ID is specified, then an empty optional is returned.
- std::optional<u64> CreateLayer(u64 display_id);
+ [[nodiscard]] std::optional<u64> CreateLayer(u64 display_id);
/// Closes a layer on all displays for the given layer ID.
void CloseLayer(u64 layer_id);
@@ -67,41 +67,41 @@ public:
/// Finds the buffer queue ID of the specified layer in the specified display.
///
/// If an invalid display ID or layer ID is provided, then an empty optional is returned.
- std::optional<u32> FindBufferQueueId(u64 display_id, u64 layer_id) const;
+ [[nodiscard]] std::optional<u32> FindBufferQueueId(u64 display_id, u64 layer_id) const;
/// Gets the vsync event for the specified display.
///
/// If an invalid display ID is provided, then nullptr is returned.
- std::shared_ptr<Kernel::ReadableEvent> FindVsyncEvent(u64 display_id) const;
+ [[nodiscard]] std::shared_ptr<Kernel::ReadableEvent> FindVsyncEvent(u64 display_id) const;
/// Obtains a buffer queue identified by the ID.
- BufferQueue& FindBufferQueue(u32 id);
+ [[nodiscard]] BufferQueue& FindBufferQueue(u32 id);
/// Obtains a buffer queue identified by the ID.
- const BufferQueue& FindBufferQueue(u32 id) const;
+ [[nodiscard]] const BufferQueue& FindBufferQueue(u32 id) const;
/// Performs a composition request to the emulated nvidia GPU and triggers the vsync events when
/// finished.
void Compose();
- s64 GetNextTicks() const;
+ [[nodiscard]] s64 GetNextTicks() const;
- std::unique_lock<std::mutex> Lock() {
+ [[nodiscard]] std::unique_lock<std::mutex> Lock() const {
return std::unique_lock{*guard};
}
private:
/// Finds the display identified by the specified ID.
- VI::Display* FindDisplay(u64 display_id);
+ [[nodiscard]] VI::Display* FindDisplay(u64 display_id);
/// Finds the display identified by the specified ID.
- const VI::Display* FindDisplay(u64 display_id) const;
+ [[nodiscard]] const VI::Display* FindDisplay(u64 display_id) const;
/// Finds the layer identified by the specified ID in the desired display.
- VI::Layer* FindLayer(u64 display_id, u64 layer_id);
+ [[nodiscard]] VI::Layer* FindLayer(u64 display_id, u64 layer_id);
/// Finds the layer identified by the specified ID in the desired display.
- const VI::Layer* FindLayer(u64 display_id, u64 layer_id) const;
+ [[nodiscard]] const VI::Layer* FindLayer(u64 display_id, u64 layer_id) const;
static void VSyncThread(NVFlinger& nv_flinger);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-12 11:38:52 +0200