From 6750c40dc4aba1805c7c3ef039636c18d268be9f Mon Sep 17 00:00:00 2001
From: Christian Heinemann <heinemann.christian@gmail.com>
Date: Fri, 2 Aug 2024 17:57:30 +0200
Subject: [PATCH] show created cells per second

---
 source/Gui/StatisticsWindow.cpp    |  4 ++--
 source/Gui/TableLiveStatistics.cpp | 38 ++++++++++++++++++++++++------
 source/Gui/TableLiveStatistics.h   | 10 ++++----
 3 files changed, 39 insertions(+), 13 deletions(-)

diff --git a/source/Gui/StatisticsWindow.cpp b/source/Gui/StatisticsWindow.cpp
index 5ad08bade..18dce63aa 100644
--- a/source/Gui/StatisticsWindow.cpp
+++ b/source/Gui/StatisticsWindow.cpp
@@ -242,10 +242,10 @@ void _StatisticsWindow::processTablesTab()
 
         ImGui::TableNextRow();
         ImGui::TableSetColumnIndex(0);
-        AlienImGui::Text(StringHelper::format(_tableLiveStatistics.getCreatedCells()));
+        AlienImGui::Text(StringHelper::format(_tableLiveStatistics.getCreatedCellsPerSecond()));
 
         ImGui::TableSetColumnIndex(1);
-        AlienImGui::Text("Created cells");
+        AlienImGui::Text("Created cells / sec");
 
 
         ImGui::EndTable();
diff --git a/source/Gui/TableLiveStatistics.cpp b/source/Gui/TableLiveStatistics.cpp
index 7e722a38f..977a3acea 100644
--- a/source/Gui/TableLiveStatistics.cpp
+++ b/source/Gui/TableLiveStatistics.cpp
@@ -2,7 +2,7 @@
 
 bool TableLiveStatistics::isDataAvailable() const
 {
-    return _lastData.has_value();
+    return _currentData.has_value();
 }
 
 namespace
@@ -17,15 +17,39 @@ namespace
     }
 }
 
-uint64_t TableLiveStatistics::getCreatedCells() const
+float TableLiveStatistics::getCreatedCellsPerSecond() const
 {
-    return sum(_lastData->accumulated.numCreatedCells);
+    if (!_lastDataTimepoint.has_value()) {
+        return 0;
+    }
+
+    auto currentCreatedCells = sum(_currentData->accumulated.numCreatedCells);
+    auto lastCreatedCells = sum(_lastData->accumulated.numCreatedCells);
+    return (toFloat(currentCreatedCells) - toFloat(lastCreatedCells))
+        / toFloat(std::chrono::duration_cast<std::chrono::milliseconds>(*_currentDataTimepoint - *_lastDataTimepoint).count()) * 5000;
+}
+
+float TableLiveStatistics::getReplicatorsPerSecond() const
+{
+    return 0;
 }
 
 void TableLiveStatistics::update(TimelineStatistics const& data)
 {
-    _lastData = data;
-    //auto timepoint = std::chrono::steady_clock::now();
-    //auto duration =
-    //    _lastTimepoint.has_value() ? static_cast<int>(std::chrono::duration_cast<std::chrono::milliseconds>(timepoint - *_lastTimepoint).count()) : 0;
+    auto timepoint = std::chrono::steady_clock::now();
+
+    if (!_currentDataTimepoint.has_value()) {
+        _currentData = data;
+        _currentDataTimepoint = timepoint;
+        return;
+    }
+
+    auto duration = static_cast<int>(std::chrono::duration_cast<std::chrono::milliseconds>(timepoint - *_currentDataTimepoint).count());
+    if (duration > 5000) {
+        _lastData = _currentData;
+        _lastDataTimepoint = _currentDataTimepoint;
+
+        _currentData = data;
+        _currentDataTimepoint = timepoint;
+    }
 }
diff --git a/source/Gui/TableLiveStatistics.h b/source/Gui/TableLiveStatistics.h
index 2c116b32f..070e1e7dd 100644
--- a/source/Gui/TableLiveStatistics.h
+++ b/source/Gui/TableLiveStatistics.h
@@ -10,13 +10,15 @@ class TableLiveStatistics
 public:
     bool isDataAvailable() const;
 
-    uint64_t getCreatedCells() const;
-    uint64_t getCreatedCellsPerSecond() const;
+    float getCreatedCellsPerSecond() const;
+    float getReplicatorsPerSecond() const;
 
     void update(TimelineStatistics const& data);
 
 private:
+    std::optional<TimelineStatistics> _currentData;
+    std::optional<std::chrono::steady_clock::time_point> _currentDataTimepoint;
+
     std::optional<TimelineStatistics> _lastData;
-    std::optional<TimelineStatistics> _lastSecondData;
-    std::optional<std::chrono::steady_clock::time_point> _lastSecondTimepoint;
+    std::optional<std::chrono::steady_clock::time_point> _lastDataTimepoint;
 };