mirror of
https://github.com/dolphin-emu/dolphin.git
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221 lines
8.5 KiB
C++
221 lines
8.5 KiB
C++
// Copyright 2022 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "VideoCommon/PerformanceMetrics.h"
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#include <imgui.h>
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#include <implot.h>
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#include "Core/HW/VideoInterface.h"
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#include "VideoCommon/VideoConfig.h"
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PerformanceMetrics g_perf_metrics;
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void PerformanceMetrics::Reset()
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{
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m_fps_counter.Reset();
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m_vps_counter.Reset();
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m_speed_counter.Reset();
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}
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void PerformanceMetrics::CountFrame()
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{
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m_fps_counter.Count();
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}
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void PerformanceMetrics::CountVBlank()
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{
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m_vps_counter.Count();
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m_speed_counter.Count();
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}
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double PerformanceMetrics::GetFPS() const
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{
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return m_fps_counter.GetHzAvg();
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}
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double PerformanceMetrics::GetVPS() const
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{
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return m_vps_counter.GetHzAvg();
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}
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double PerformanceMetrics::GetSpeed() const
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{
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return 100.0 * m_speed_counter.GetHzAvg() / VideoInterface::GetTargetRefreshRate();
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}
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double PerformanceMetrics::GetLastSpeedDenominator() const
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{
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return DT_s(m_speed_counter.GetLastRawDt()).count() * VideoInterface::GetTargetRefreshRate();
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}
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void PerformanceMetrics::DrawImGuiStats(const float backbuffer_scale) const
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{
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const float bg_alpha = 0.7f;
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const auto imgui_flags = ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoInputs |
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ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoSavedSettings |
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ImGuiWindowFlags_NoScrollbar | ImGuiWindowFlags_NoNav |
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ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoFocusOnAppearing;
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const double fps = GetFPS();
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const double vps = GetVPS();
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const double speed = GetSpeed();
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// Change Color based on % Speed
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float r = 0.0f, g = 1.0f, b = 1.0f;
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if (g_ActiveConfig.bShowSpeedColors)
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{
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r = 1.0 - (speed - 80.0) / 20.0;
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g = speed / 80.0;
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b = (speed - 90.0) / 10.0;
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}
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const float window_padding = 8.f * backbuffer_scale;
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const float window_width = 93.f * backbuffer_scale;
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float window_y = window_padding;
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float window_x = ImGui::GetIO().DisplaySize.x - window_padding;
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const float graph_width = 50.f * backbuffer_scale + 3.f * window_width + 2.f * window_padding;
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const float graph_height =
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std::min(200.f * backbuffer_scale, ImGui::GetIO().DisplaySize.y - 85.f * backbuffer_scale);
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ImGui::PushStyleVar(ImGuiStyleVar_WindowBorderSize, 0.f);
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ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 14.f * backbuffer_scale);
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if (g_ActiveConfig.bShowGraphs)
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{
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ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0, 4.f * backbuffer_scale));
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// Position in the top-right corner of the screen.
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ImGui::SetNextWindowPos(ImVec2(window_x, window_y), ImGuiCond_Always, ImVec2(1.0f, 0.0f));
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ImGui::SetNextWindowSize(ImVec2(graph_width, graph_height));
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ImGui::SetNextWindowBgAlpha(bg_alpha);
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window_y += graph_height + window_padding;
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if (ImGui::Begin("PerformanceGraphs", nullptr, imgui_flags))
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{
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const static int num_ticks = 17;
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const static double tick_marks[num_ticks] = {0.0,
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1000.0 / 360.0,
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1000.0 / 240.0,
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1000.0 / 180.0,
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1000.0 / 120.0,
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1000.0 / 90.00,
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1000.0 / 59.94,
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1000.0 / 40.00,
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1000.0 / 29.97,
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1000.0 / 24.00,
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1000.0 / 20.00,
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1000.0 / 15.00,
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1000.0 / 10.00,
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1000.0 / 5.000,
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1000.0 / 2.000,
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1000.0,
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2000.0};
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const DT vblank_time = m_vps_counter.GetDtAvg() + m_vps_counter.GetDtStd();
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const DT frame_time = m_fps_counter.GetDtAvg() + m_fps_counter.GetDtStd();
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const double target_max_time = DT_ms(vblank_time + frame_time).count();
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const double a =
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std::max(0.0, 1.0 - std::exp(-4000.0 * m_vps_counter.GetLastRawDt().count() /
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DT_ms(m_vps_counter.GetSampleWindow()).count()));
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static double max_time = 0.0;
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if (std::isfinite(max_time))
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max_time += a * (target_max_time - max_time);
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else
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max_time = target_max_time;
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const double total_frame_time = std::max(DT_ms(m_fps_counter.GetSampleWindow()).count(),
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DT_ms(m_vps_counter.GetSampleWindow()).count());
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if (ImPlot::BeginPlot("PerformanceGraphs", ImVec2(-1.0, -1.0),
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ImPlotFlags_NoFrame | ImPlotFlags_NoTitle | ImPlotFlags_NoMenus))
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{
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ImPlot::PushStyleColor(ImPlotCol_PlotBg, {0, 0, 0, 0});
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ImPlot::PushStyleColor(ImPlotCol_LegendBg, {0, 0, 0, 0.2f});
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ImPlot::PushStyleVar(ImPlotStyleVar_FitPadding, ImVec2(0.f, 0.f));
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ImPlot::PushStyleVar(ImPlotStyleVar_LineWeight, 3.f);
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ImPlot::SetupAxes(nullptr, nullptr,
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ImPlotAxisFlags_Lock | ImPlotAxisFlags_Invert |
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ImPlotAxisFlags_NoDecorations | ImPlotAxisFlags_NoHighlight,
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ImPlotAxisFlags_Lock | ImPlotAxisFlags_Invert | ImPlotAxisFlags_NoLabel |
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ImPlotAxisFlags_NoHighlight);
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ImPlot::SetupAxisFormat(ImAxis_Y1, "%.1f");
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ImPlot::SetupAxisTicks(ImAxis_Y1, tick_marks, num_ticks);
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ImPlot::SetupAxesLimits(0, total_frame_time, 0, max_time, ImGuiCond_Always);
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ImPlot::SetupLegend(ImPlotLocation_SouthEast, ImPlotLegendFlags_None);
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m_vps_counter.ImPlotPlotLines("V-Blank (ms)");
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m_fps_counter.ImPlotPlotLines("Frame (ms)");
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ImPlot::EndPlot();
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ImPlot::PopStyleVar(2);
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ImPlot::PopStyleColor(2);
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}
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ImGui::PopStyleVar();
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ImGui::End();
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}
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}
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if (g_ActiveConfig.bShowFPS || g_ActiveConfig.bShowFTimes)
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{
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// Position in the top-right corner of the screen.
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int count = g_ActiveConfig.bShowFPS + 2 * g_ActiveConfig.bShowFTimes;
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ImGui::SetNextWindowPos(ImVec2(window_x, window_y), ImGuiCond_Always, ImVec2(1.0f, 0.0f));
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ImGui::SetNextWindowSize(ImVec2(window_width, (12.f + 17.f * count) * backbuffer_scale));
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ImGui::SetNextWindowBgAlpha(bg_alpha);
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window_x -= window_width + window_padding;
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if (ImGui::Begin("FPSStats", nullptr, imgui_flags))
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{
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if (g_ActiveConfig.bShowFPS)
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ImGui::TextColored(ImVec4(r, g, b, 1.0f), "FPS:%7.2lf", fps);
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if (g_ActiveConfig.bShowFTimes)
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{
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ImGui::TextColored(ImVec4(r, g, b, 1.0f), "dt:%6.2lfms",
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DT_ms(m_fps_counter.GetDtAvg()).count());
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ImGui::TextColored(ImVec4(r, g, b, 1.0f), " ±:%6.2lfms",
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DT_ms(m_fps_counter.GetDtStd()).count());
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}
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ImGui::End();
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}
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}
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if (g_ActiveConfig.bShowVPS || g_ActiveConfig.bShowVTimes)
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{
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// Position in the top-right corner of the screen.
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int count = g_ActiveConfig.bShowVPS + 2 * g_ActiveConfig.bShowVTimes;
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ImGui::SetNextWindowPos(ImVec2(window_x, window_y), ImGuiCond_Always, ImVec2(1.0f, 0.0f));
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ImGui::SetNextWindowSize(ImVec2(window_width, (12.f + 17.f * count) * backbuffer_scale));
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ImGui::SetNextWindowBgAlpha(bg_alpha);
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window_x -= window_width + window_padding;
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if (ImGui::Begin("VPSStats", nullptr, imgui_flags))
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{
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if (g_ActiveConfig.bShowVPS)
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ImGui::TextColored(ImVec4(r, g, b, 1.0f), "VPS:%7.2lf", vps);
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if (g_ActiveConfig.bShowVTimes)
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{
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ImGui::TextColored(ImVec4(r, g, b, 1.0f), "dt:%6.2lfms",
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DT_ms(m_vps_counter.GetDtAvg()).count());
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ImGui::TextColored(ImVec4(r, g, b, 1.0f), " ±:%6.2lfms",
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DT_ms(m_vps_counter.GetDtStd()).count());
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}
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ImGui::End();
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}
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}
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if (g_ActiveConfig.bShowSpeed)
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{
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// Position in the top-right corner of the screen.
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ImGui::SetNextWindowPos(ImVec2(window_x, window_y), ImGuiCond_Always, ImVec2(1.0f, 0.0f));
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ImGui::SetNextWindowSize(ImVec2(window_width, 29.f * backbuffer_scale));
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ImGui::SetNextWindowBgAlpha(bg_alpha);
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if (ImGui::Begin("SpeedStats", nullptr, imgui_flags))
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{
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ImGui::TextColored(ImVec4(r, g, b, 1.0f), "Speed:%4.0lf%%", speed);
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ImGui::End();
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}
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}
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ImGui::PopStyleVar(2);
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}
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