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Merge pull request #6284 from ameerj/shantae-fix

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nvflinger: Create layers when they are queried but not found
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bunnei 2021-05-16 01:45:14 -07:00 committed by GitHub
commit d5131805ce
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2 changed files with 35 additions and 5 deletions
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30
src/core/hle/service/nvflinger/nvflinger.cpp
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@ -139,11 +139,15 @@ std::optional<u64> NVFlinger::CreateLayer(u64 display_id) {
} }
const u64 layer_id = next_layer_id++; const u64 layer_id = next_layer_id++;
CreateLayerAtId(*display, layer_id);
return layer_id;
}
void NVFlinger::CreateLayerAtId(VI::Display& display, u64 layer_id) {
const u32 buffer_queue_id = next_buffer_queue_id++; const u32 buffer_queue_id = next_buffer_queue_id++;
buffer_queues.emplace_back( buffer_queues.emplace_back(
std::make_unique<BufferQueue>(system.Kernel(), buffer_queue_id, layer_id)); std::make_unique<BufferQueue>(system.Kernel(), buffer_queue_id, layer_id));
display->CreateLayer(layer_id, *buffer_queues.back()); display.CreateLayer(layer_id, *buffer_queues.back());
return layer_id;
} }
void NVFlinger::CloseLayer(u64 layer_id) { void NVFlinger::CloseLayer(u64 layer_id) {
@ -154,9 +158,9 @@ void NVFlinger::CloseLayer(u64 layer_id) {
} }
} }
std::optional<u32> NVFlinger::FindBufferQueueId(u64 display_id, u64 layer_id) const { std::optional<u32> NVFlinger::FindBufferQueueId(u64 display_id, u64 layer_id) {
const auto lock_guard = Lock(); const auto lock_guard = Lock();
const auto* const layer = FindLayer(display_id, layer_id); const auto* const layer = FindOrCreateLayer(display_id, layer_id);
if (layer == nullptr) { if (layer == nullptr) {
return std::nullopt; return std::nullopt;
@ -232,6 +236,24 @@ const VI::Layer* NVFlinger::FindLayer(u64 display_id, u64 layer_id) const {
return display->FindLayer(layer_id); return display->FindLayer(layer_id);
} }
VI::Layer* NVFlinger::FindOrCreateLayer(u64 display_id, u64 layer_id) {
auto* const display = FindDisplay(display_id);
if (display == nullptr) {
return nullptr;
}
auto* layer = display->FindLayer(layer_id);
if (layer == nullptr) {
LOG_DEBUG(Service, "Layer at id {} not found. Trying to create it.", layer_id);
CreateLayerAtId(*display, layer_id);
return display->FindLayer(layer_id);
}
return layer;
}
void NVFlinger::Compose() { void NVFlinger::Compose() {
for (auto& display : displays) { for (auto& display : displays) {
// Trigger vsync for this display at the end of drawing // Trigger vsync for this display at the end of drawing

10
src/core/hle/service/nvflinger/nvflinger.h
View file

@ -67,7 +67,7 @@ public:
/// Finds the buffer queue ID of the specified layer in the specified display. /// 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. /// If an invalid display ID or layer ID is provided, then an empty optional is returned.
[[nodiscard]] std::optional<u32> FindBufferQueueId(u64 display_id, u64 layer_id) const; [[nodiscard]] std::optional<u32> FindBufferQueueId(u64 display_id, u64 layer_id);
/// Gets the vsync event for the specified display. /// Gets the vsync event for the specified display.
/// ///
@ -100,6 +100,14 @@ private:
/// Finds the layer identified by the specified ID in the desired display. /// Finds the layer identified by the specified ID in the desired display.
[[nodiscard]] const VI::Layer* FindLayer(u64 display_id, u64 layer_id) const; [[nodiscard]] const VI::Layer* FindLayer(u64 display_id, u64 layer_id) const;
/// Finds the layer identified by the specified ID in the desired display,
/// or creates the layer if it is not found.
/// To be used when the system expects the specified ID to already exist.
[[nodiscard]] VI::Layer* FindOrCreateLayer(u64 display_id, u64 layer_id);
/// Creates a layer with the specified layer ID in the desired display.
void CreateLayerAtId(VI::Display& display, u64 layer_id);
static void VSyncThread(NVFlinger& nv_flinger); static void VSyncThread(NVFlinger& nv_flinger);
void SplitVSync(); void SplitVSync();