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core: hle: service: nvflinger/vi: Improve management of KEvent.

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This commit is contained in:
bunnei 2021-08-07 01:05:46 -07:00
parent 5051d3c415
commit 36cf96857e
4 changed files with 30 additions and 16 deletions
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17
src/core/hle/service/vi/display/vi_display.cpp
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@ -12,18 +12,21 @@
#include "core/hle/kernel/k_event.h"
#include "core/hle/kernel/k_readable_event.h"
#include "core/hle/kernel/k_writable_event.h"
#include "core/hle/service/kernel_helpers.h"
#include "core/hle/service/vi/display/vi_display.h"
#include "core/hle/service/vi/layer/vi_layer.h"
namespace Service::VI {
Display::Display(u64 id, std::string name_, Core::System& system)
: display_id{id}, name{std::move(name_)}, vsync_event{system.Kernel()} {
Kernel::KAutoObject::Create(std::addressof(vsync_event));
vsync_event.Initialize(fmt::format("Display VSync Event {}", id));
Display::Display(u64 id, std::string name_, KernelHelpers::ServiceContext& service_context_,
Core::System& system_)
: display_id{id}, name{std::move(name_)}, service_context{service_context_} {
vsync_event = service_context.CreateEvent(fmt::format("Display VSync Event {}", id));
}
Display::~Display() = default;
Display::~Display() {
service_context.CloseEvent(vsync_event);
}
Layer& Display::GetLayer(std::size_t index) {
return *layers.at(index);
@ -34,11 +37,11 @@ const Layer& Display::GetLayer(std::size_t index) const {
}
Kernel::KReadableEvent& Display::GetVSyncEvent() {
return vsync_event.GetReadableEvent();
return vsync_event->GetReadableEvent();
}
void Display::SignalVSyncEvent() {
vsync_event.GetWritableEvent().Signal();
vsync_event->GetWritableEvent().Signal();
}
void Display::CreateLayer(u64 layer_id, NVFlinger::BufferQueue& buffer_queue) {

13
src/core/hle/service/vi/display/vi_display.h
View file

@ -18,6 +18,9 @@ class KEvent;
namespace Service::NVFlinger {
class BufferQueue;
}
namespace Service::KernelHelpers {
class ServiceContext;
} // namespace Service::KernelHelpers
namespace Service::VI {
@ -31,10 +34,13 @@ class Display {
public:
/// Constructs a display with a given unique ID and name.
///
/// @param id The unique ID for this display.
/// @param id The unique ID for this display.
/// @param service_context_ The ServiceContext for the owning service.
/// @param name_ The name for this display.
/// @param system_ The global system instance.
///
Display(u64 id, std::string name_, Core::System& system);
Display(u64 id, std::string name_, KernelHelpers::ServiceContext& service_context_,
Core::System& system_);
~Display();
/// Gets the unique ID assigned to this display.
@ -98,9 +104,10 @@ public:
private:
u64 display_id;
std::string name;
KernelHelpers::ServiceContext& service_context;
std::vector<std::shared_ptr<Layer>> layers;
Kernel::KEvent vsync_event;
Kernel::KEvent* vsync_event{};
};
} // namespace Service::VI