Remove built-in (non-Microprofile) profiler

src/common/CMakeLists.txt

@@ -12,7 +12,6 @@ set(SRCS
             memory_util.cpp
             microprofile.cpp
             misc.cpp
-            profiler.cpp
             scm_rev.cpp
             string_util.cpp
             symbols.cpp
@@ -45,7 +44,6 @@ set(HEADERS
             microprofile.h
             microprofileui.h
             platform.h
-            profiler_reporting.h
             quaternion.h
             scm_rev.h
             scope_exit.h

src/common/profiler.cpp

@@ -1,101 +0,0 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <algorithm>
-#include <cstddef>
-#include <vector>
-#include "common/assert.h"
-#include "common/profiler_reporting.h"
-#include "common/synchronized_wrapper.h"
-
-namespace Common {
-namespace Profiling {
-
-ProfilingManager::ProfilingManager()
-    : last_frame_end(Clock::now()), this_frame_start(Clock::now()) {}
-
-void ProfilingManager::BeginFrame() {
-    this_frame_start = Clock::now();
-}
-
-void ProfilingManager::FinishFrame() {
-    Clock::time_point now = Clock::now();
-
-    results.interframe_time = now - last_frame_end;
-    results.frame_time = now - this_frame_start;
-
-    last_frame_end = now;
-}
-
-TimingResultsAggregator::TimingResultsAggregator(size_t window_size)
-    : max_window_size(window_size), window_size(0) {
-    interframe_times.resize(window_size, Duration::zero());
-    frame_times.resize(window_size, Duration::zero());
-}
-
-void TimingResultsAggregator::Clear() {
-    window_size = cursor = 0;
-}
-
-void TimingResultsAggregator::AddFrame(const ProfilingFrameResult& frame_result) {
-    interframe_times[cursor] = frame_result.interframe_time;
-    frame_times[cursor] = frame_result.frame_time;
-
-    ++cursor;
-    if (cursor == max_window_size)
-        cursor = 0;
-    if (window_size < max_window_size)
-        ++window_size;
-}
-
-static AggregatedDuration AggregateField(const std::vector<Duration>& v, size_t len) {
-    AggregatedDuration result;
-    result.avg = Duration::zero();
-    result.min = result.max = (len == 0 ? Duration::zero() : v[0]);
-
-    for (size_t i = 0; i < len; ++i) {
-        Duration value = v[i];
-        result.avg += value;
-        result.min = std::min(result.min, value);
-        result.max = std::max(result.max, value);
-    }
-    if (len != 0)
-        result.avg /= len;
-
-    return result;
-}
-
-static float tof(Common::Profiling::Duration dur) {
-    using FloatMs = std::chrono::duration<float, std::chrono::milliseconds::period>;
-    return std::chrono::duration_cast<FloatMs>(dur).count();
-}
-
-AggregatedFrameResult TimingResultsAggregator::GetAggregatedResults() const {
-    AggregatedFrameResult result;
-
-    result.interframe_time = AggregateField(interframe_times, window_size);
-    result.frame_time = AggregateField(frame_times, window_size);
-
-    if (result.interframe_time.avg != Duration::zero()) {
-        result.fps = 1000.0f / tof(result.interframe_time.avg);
-    } else {
-        result.fps = 0.0f;
-    }
-
-    return result;
-}
-
-ProfilingManager& GetProfilingManager() {
-    // Takes advantage of "magic" static initialization for race-free initialization.
-    static ProfilingManager manager;
-    return manager;
-}
-
-SynchronizedRef<TimingResultsAggregator> GetTimingResultsAggregator() {
-    static SynchronizedWrapper<TimingResultsAggregator> aggregator(30);
-    return SynchronizedRef<TimingResultsAggregator>(aggregator);
-}
-
-} // namespace Profiling
-} // namespace Common

src/common/profiler_reporting.h

@@ -1,83 +0,0 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include <chrono>
-#include <cstddef>
-#include <vector>
-#include "common/synchronized_wrapper.h"
-
-namespace Common {
-namespace Profiling {
-
-using Clock = std::chrono::high_resolution_clock;
-using Duration = Clock::duration;
-
-struct ProfilingFrameResult {
-    /// Time since the last delivered frame
-    Duration interframe_time;
-
-    /// Time spent processing a frame, excluding VSync
-    Duration frame_time;
-};
-
-class ProfilingManager final {
-public:
-    ProfilingManager();
-
-    /// This should be called after swapping screen buffers.
-    void BeginFrame();
-    /// This should be called before swapping screen buffers.
-    void FinishFrame();
-
-    /// Get the timing results from the previous frame. This is updated when you call FinishFrame().
-    const ProfilingFrameResult& GetPreviousFrameResults() const {
-        return results;
-    }
-
-private:
-    Clock::time_point last_frame_end;
-    Clock::time_point this_frame_start;
-
-    ProfilingFrameResult results;
-};
-
-struct AggregatedDuration {
-    Duration avg, min, max;
-};
-
-struct AggregatedFrameResult {
-    /// Time since the last delivered frame
-    AggregatedDuration interframe_time;
-
-    /// Time spent processing a frame, excluding VSync
-    AggregatedDuration frame_time;
-
-    float fps;
-};
-
-class TimingResultsAggregator final {
-public:
-    TimingResultsAggregator(size_t window_size);
-
-    void Clear();
-
-    void AddFrame(const ProfilingFrameResult& frame_result);
-
-    AggregatedFrameResult GetAggregatedResults() const;
-
-    size_t max_window_size;
-    size_t window_size;
-    size_t cursor;
-
-    std::vector<Duration> interframe_times;
-    std::vector<Duration> frame_times;
-};
-
-ProfilingManager& GetProfilingManager();
-SynchronizedRef<TimingResultsAggregator> GetTimingResultsAggregator();
-
-} // namespace Profiling
-} // namespace Common