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service: vi: Implement CloseLayer.

- Needed for Undertale.
This commit is contained in:
bunnei 2020-01-04 00:45:06 -05:00
parent 624a0f7f3f
commit 64c5631579
5 changed files with 48 additions and 11 deletions

View file

@ -88,6 +88,12 @@ std::optional<u64> NVFlinger::CreateLayer(u64 display_id) {
return layer_id;
}
void NVFlinger::CloseLayer(u64 layer_id) {
for (auto& display : displays) {
display.CloseLayer(layer_id);
}
}
std::optional<u32> NVFlinger::FindBufferQueueId(u64 display_id, u64 layer_id) const {
const auto* const layer = FindLayer(display_id, layer_id);

View file

@ -54,6 +54,9 @@ public:
/// If an invalid display ID is specified, then an empty optional is returned.
std::optional<u64> CreateLayer(u64 display_id);
/// Closes a layer on all displays for the given layer ID.
void CloseLayer(u64 layer_id);
/// 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.

View file

@ -24,11 +24,11 @@ Display::Display(u64 id, std::string name, Core::System& system) : id{id}, name{
Display::~Display() = default;
Layer& Display::GetLayer(std::size_t index) {
return layers.at(index);
return *layers.at(index);
}
const Layer& Display::GetLayer(std::size_t index) const {
return layers.at(index);
return *layers.at(index);
}
std::shared_ptr<Kernel::ReadableEvent> Display::GetVSyncEvent() const {
@ -43,29 +43,38 @@ void Display::CreateLayer(u64 id, NVFlinger::BufferQueue& buffer_queue) {
// TODO(Subv): Support more than 1 layer.
ASSERT_MSG(layers.empty(), "Only one layer is supported per display at the moment");
layers.emplace_back(id, buffer_queue);
layers.emplace_back(std::make_shared<Layer>(id, buffer_queue));
}
void Display::CloseLayer(u64 id) {
layers.erase(
std::remove_if(layers.begin(), layers.end(),
[id](const std::shared_ptr<Layer>& layer) { return layer->GetID() == id; }),
layers.end());
}
Layer* Display::FindLayer(u64 id) {
const auto itr = std::find_if(layers.begin(), layers.end(),
[id](const VI::Layer& layer) { return layer.GetID() == id; });
const auto itr =
std::find_if(layers.begin(), layers.end(),
[id](const std::shared_ptr<Layer>& layer) { return layer->GetID() == id; });
if (itr == layers.end()) {
return nullptr;
}
return &*itr;
return itr->get();
}
const Layer* Display::FindLayer(u64 id) const {
const auto itr = std::find_if(layers.begin(), layers.end(),
[id](const VI::Layer& layer) { return layer.GetID() == id; });
const auto itr =
std::find_if(layers.begin(), layers.end(),
[id](const std::shared_ptr<Layer>& layer) { return layer->GetID() == id; });
if (itr == layers.end()) {
return nullptr;
}
return &*itr;
return itr->get();
}
} // namespace Service::VI

View file

@ -4,6 +4,7 @@
#pragma once
#include <memory>
#include <string>
#include <vector>
@ -69,6 +70,12 @@ public:
///
void CreateLayer(u64 id, NVFlinger::BufferQueue& buffer_queue);
/// Closes and removes a layer from this display with the given ID.
///
/// @param id The ID assigned to the layer to close.
///
void CloseLayer(u64 id);
/// Attempts to find a layer with the given ID.
///
/// @param id The layer ID.
@ -91,7 +98,7 @@ private:
u64 id;
std::string name;
std::vector<Layer> layers;
std::vector<std::shared_ptr<Layer>> layers;
Kernel::EventPair vsync_event;
};

View file

@ -1066,6 +1066,18 @@ private:
rb.Push<u64>(ctx.WriteBuffer(native_window.Serialize()));
}
void CloseLayer(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto layer_id{rp.Pop<u64>()};
LOG_DEBUG(Service_VI, "called. layer_id=0x{:016X}", layer_id);
nv_flinger->CloseLayer(layer_id);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
}
void CreateStrayLayer(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const u32 flags = rp.Pop<u32>();
@ -1178,7 +1190,7 @@ IApplicationDisplayService::IApplicationDisplayService(
{1101, &IApplicationDisplayService::SetDisplayEnabled, "SetDisplayEnabled"},
{1102, &IApplicationDisplayService::GetDisplayResolution, "GetDisplayResolution"},
{2020, &IApplicationDisplayService::OpenLayer, "OpenLayer"},
{2021, nullptr, "CloseLayer"},
{2021, &IApplicationDisplayService::CloseLayer, "CloseLayer"},
{2030, &IApplicationDisplayService::CreateStrayLayer, "CreateStrayLayer"},
{2031, &IApplicationDisplayService::DestroyStrayLayer, "DestroyStrayLayer"},
{2101, &IApplicationDisplayService::SetLayerScalingMode, "SetLayerScalingMode"},