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-rw-r--r--src/core/hle/service/hid/ring_lifo.h53
1 files changed, 0 insertions, 53 deletions
diff --git a/src/core/hle/service/hid/ring_lifo.h b/src/core/hle/service/hid/ring_lifo.h
deleted file mode 100644
index 0816784e0..000000000
--- a/src/core/hle/service/hid/ring_lifo.h
+++ /dev/null
@@ -1,53 +0,0 @@
-// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-#pragma once
-
-#include <array>
-
-#include "common/common_types.h"
-
-namespace Service::HID {
-
-template <typename State>
-struct AtomicStorage {
- s64 sampling_number;
- State state;
-};
-
-template <typename State, std::size_t max_buffer_size>
-struct Lifo {
- s64 timestamp{};
- s64 total_buffer_count = static_cast<s64>(max_buffer_size);
- s64 buffer_tail{};
- s64 buffer_count{};
- std::array<AtomicStorage<State>, max_buffer_size> entries{};
-
- const AtomicStorage<State>& ReadCurrentEntry() const {
- return entries[buffer_tail];
- }
-
- const AtomicStorage<State>& ReadPreviousEntry() const {
- return entries[GetPreviousEntryIndex()];
- }
-
- std::size_t GetPreviousEntryIndex() const {
- return static_cast<size_t>((buffer_tail + max_buffer_size - 1) % max_buffer_size);
- }
-
- std::size_t GetNextEntryIndex() const {
- return static_cast<size_t>((buffer_tail + 1) % max_buffer_size);
- }
-
- void WriteNextEntry(const State& new_state) {
- if (buffer_count < static_cast<s64>(max_buffer_size) - 1) {
- buffer_count++;
- }
- buffer_tail = GetNextEntryIndex();
- const auto& previous_entry = ReadPreviousEntry();
- entries[buffer_tail].sampling_number = previous_entry.sampling_number + 1;
- entries[buffer_tail].state = new_state;
- }
-};
-
-} // namespace Service::HID