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// Copyright 2019 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <utility>
#include <fmt/format.h>
#include "common/assert.h"
#include "core/core.h"
#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/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) : id{id}, name{std::move(name)} {
auto& kernel = system.Kernel();
vsync_event = Kernel::KEvent::Create(kernel, fmt::format("Display VSync Event {}", id));
vsync_event->Initialize();
}
Display::~Display() = default;
Layer& Display::GetLayer(std::size_t index) {
return *layers.at(index);
}
const Layer& Display::GetLayer(std::size_t index) const {
return *layers.at(index);
}
std::shared_ptr<Kernel::KReadableEvent> Display::GetVSyncEvent() const {
return vsync_event->GetReadableEvent();
}
void Display::SignalVSyncEvent() {
vsync_event->GetWritableEvent()->Signal();
}
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(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 std::shared_ptr<Layer>& layer) { return layer->GetID() == id; });
if (itr == layers.end()) {
return nullptr;
}
return itr->get();
}
const Layer* Display::FindLayer(u64 id) const {
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->get();
}
} // namespace Service::VI
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