pstats: Show collector start count in mouse-over tooltips

pandatool/src/pstatserver/pStatFlameGraph.cxx

@@ -166,7 +166,11 @@ get_bar_tooltip(int depth, int x) const {
     if (client_data != nullptr && client_data->has_collector(level->_collector_index)) {
       std::ostringstream text;
       text << client_data->get_collector_fullname(level->_collector_index);
-      text << " (" << format_number(level->get_net_value(_average_mode), GBU_show_units | GBU_ms) << ")";
+      text << " (" << format_number(level->get_net_value(_average_mode), GBU_show_units | GBU_ms);
+      if (level->_count > 1) {
+        text << " / " << level->_count << "x";
+      }
+      text << ")";
       return text.str();
     }
   }
@@ -399,6 +403,7 @@ void PStatFlameGraph::StackLevel::
 reset() {
   _start_time = 0.0;
   _net_value = 0.0;
+  _count = 0;
   _started = false;
 
   for (auto &item : _children) {
@@ -416,6 +421,7 @@ start(int collector_index, double time) {
   child._parent = this;
   child._collector_index = collector_index;
   child._start_time = std::max(_start_time, time);
+  child._count++;
   child._started = true;
   return &child;
 }
@@ -529,6 +535,7 @@ locate(int depth, double time, bool average) const {
 void PStatFlameGraph::StackLevel::
 clear() {
   _children.clear();
+  _count = 0;
   _net_value = 0.0;
 }
 

pandatool/src/pstatserver/pStatFlameGraph.h

@@ -107,6 +107,7 @@ private:
     double _values[_num_average_frames] = {0.0};
 
     double _start_time = 0.0;
+    int _count = 0;
     bool _started = false;
 
     int _collector_index = -1;

pandatool/src/pstatserver/pStatStripChart.cxx

@@ -332,6 +332,8 @@ get_label_tooltip(int collector_index) const {
     return std::string();
   }
 
+  const PStatThreadData *thread_data = _view.get_thread_data();
+
   std::ostringstream text;
   text << client_data->get_collector_fullname(collector_index);
 
@@ -340,7 +342,6 @@ get_label_tooltip(int collector_index) const {
     value = get_average_net_value();
   }
   else {
-    const PStatThreadData *thread_data = _view.get_thread_data();
     int now_i, then_i;
     if (!thread_data->get_elapsed_frames(then_i, now_i)) {
       return text.str();
@@ -385,7 +386,22 @@ get_label_tooltip(int collector_index) const {
     value = net_value / net_time;
   }
 
-  text << " (" << format_number(value, get_guide_bar_units(), get_guide_bar_unit_name()) << ")";
+  text << " (" << format_number(value, get_guide_bar_units(), get_guide_bar_unit_name());
+
+  if (collector_index != 0) {
+    const FrameData &frame = get_frame_data(thread_data->get_latest_frame_number());
+
+    for (const ColorData &cd : frame) {
+      if (cd._collector_index == collector_index) {
+        if (cd._count > 0) {
+          text << " / " << cd._count << "x";
+        }
+        break;
+      }
+    }
+  }
+
+  text << ")";
   return text.str();
 }
 
@@ -505,6 +521,7 @@ accumulate_frame_data(FrameData &fdata, const FrameData &additional,
       ColorData scaled;
       scaled._collector_index = (*bi)._collector_index;
       scaled._i = (*bi)._i;
+      scaled._count = 0;
       scaled._net_value = (*bi)._net_value * weight;
       result.push_back(scaled);
       ++bi;
@@ -514,6 +531,7 @@ accumulate_frame_data(FrameData &fdata, const FrameData &additional,
       ColorData combined;
       combined._collector_index = (*ai)._collector_index;
       combined._i = (*bi)._i;
+      combined._count = 0;
       combined._net_value = (*ai)._net_value + (*bi)._net_value * weight;
       result.push_back(combined);
       ++ai;
@@ -532,6 +550,7 @@ accumulate_frame_data(FrameData &fdata, const FrameData &additional,
     ColorData scaled;
     scaled._collector_index = (*bi)._collector_index;
     scaled._i = (*bi)._i;
+    scaled._count = 0;
     scaled._net_value = (*bi)._net_value * weight;
     result.push_back(scaled);
     ++bi;
@@ -577,6 +596,7 @@ get_frame_data(int frame_number) const {
     ColorData cd;
     cd._collector_index = (unsigned short)child->get_collector();
     cd._i = (unsigned short)i;
+    cd._count = child->get_count();
     cd._net_value = child->get_net_value();
     if (cd._net_value != 0.0) {
       fdata.push_back(cd);
@@ -588,6 +608,7 @@ get_frame_data(int frame_number) const {
   ColorData cd;
   cd._collector_index = (unsigned short)level->get_collector();
   cd._i = (unsigned short)num_children;
+  cd._count = level->get_count();
   cd._net_value = level->get_value_alone();
   if (cd._net_value > 0.0) {
     fdata.push_back(cd);

pandatool/src/pstatserver/pStatStripChart.h

@@ -83,6 +83,7 @@ protected:
   public:
     unsigned short _collector_index;
     unsigned short _i;
+    int _count;
     double _net_value;
   };
   typedef pvector<ColorData> FrameData;