hackily adding the event count to the graph

include/Application.h

@@ -72,13 +72,14 @@ private:
 	std::shared_ptr<CLCaster> raycaster;
 	std::shared_ptr<LightHandle> light_handle;
 	std::shared_ptr<LightController> light_controller;
+    GraphTimer fps;
 	Input input_handler;
 	std::shared_ptr<WindowHandler> window_handler;
 
 	// The sfml imgui wrapper I'm using requires Update be called with sf::Time
 	// Might modify it to also accept seconds
 	sf::Clock sf_delta_clock;
-	GraphTimer fps;
+
 
 	// vars for us to use with ImGUI
 	float light_color[4] = { 0, 0, 0, 0 };

include/GraphTimer.h

@@ -11,12 +11,15 @@ public:
 
     ~GraphTimer();
 
+    static GraphTimer* get_instance();
+
     unsigned int create_line(std::string label);
     unsigned int delete_line(unsigned int idx);
 
     void start(unsigned int idx);
     void stop(unsigned int idx);
     void frame(unsigned int idx, double delta_time);
+    void count(unsigned int idx, int counter);
 
     void draw();
 
@@ -31,4 +34,7 @@ private:
     std::vector<int> counters;
     std::vector<std::string> labels;
 
+
+    // I actually think I might make this a singleton, along
+    static GraphTimer* instance;
 };

include/Input.h

@@ -52,6 +52,9 @@ private:
 	std::vector<sf::Mouse::Button> held_mouse_buttons;
 
 
+    // TODO: Debug, remove this when finished
+    int graph_index = 0;
+
 private:
 	
 	static const std::vector<std::string> key_strings;

src/Application.cpp

@@ -13,9 +13,6 @@ Application::Application() {
 
 	ImGui::SFML::Init(*window);
 	window->resetGLStates();
-
-
-
 }
 
 Application::~Application() {
@@ -112,7 +109,7 @@ bool Application::game_loop() {
 
     int fps_idx = fps.create_line("FPS");
     int compute_fps_idx = fps.create_line("Compute");
-    int event_fps_idx = fps.create_line("Event");
+    int event_fps_idx = fps.create_line("Event Time");
 
 	while (true) {
 

src/GraphTimer.cpp

@@ -5,6 +5,11 @@ GraphTimer::GraphTimer()  {
         start_time = std::chrono::system_clock::now();
         started = true;
     }
+
+    // TODO: This is a cardinal sin
+    if (instance == nullptr){
+        instance = this;
+    }
 }
 
 GraphTimer::~GraphTimer() {
@@ -36,35 +41,37 @@ void GraphTimer::stop(unsigned int idx){
     std::chrono::time_point<std::chrono::system_clock> now = std::chrono::system_clock::now();
     std::chrono::duration<double> elapsed_time = now - start_time;
 
+    if (++counters.at(idx) >= FPS_ARRAY_LENGTH)
+        counters.at(idx) = 0;
+
     fps_vectors.at(idx).at(counters.at(idx)) = elapsed_time.count() - checkpoints.at(idx);
     fps_vectors.at(idx).at(counters.at(idx)) = 1.0f / fps_vectors.at(idx).at(counters.at(idx));
-    if (++counters.at(idx) >= FPS_ARRAY_LENGTH - 1)
-        counters.at(idx) = 0;
+
 }
 
 void GraphTimer::frame(unsigned int idx, double delta_time) {
-    fps_vectors.at(idx).at(counters.at(idx)) =  1.0 / delta_time;
-    if (++counters.at(idx) >= FPS_ARRAY_LENGTH - 1)
+
+    // Do this before we access to make the title generation in draw a bit easier
+    if (++counters.at(idx) >= FPS_ARRAY_LENGTH)
         counters.at(idx) = 0;
+
+    fps_vectors.at(idx).at(counters.at(idx)) =  1.0 / delta_time;
 }
 
 void GraphTimer::draw() {
 
     ImGui::Begin("Performance");
 
-    std::vector<std::vector<int>> data = {
-            {1, 2, 3, 4},
-            {9, 3, 7, 1},
-            {8, 3, 6, 2}
-    };
-
     std::string title = std::to_string(fps_vectors.at(0).at(counters.at(0)));
 
-
     std::vector<ImColor> colors = {
             ImColor(255, 255, 255),
-            ImColor(0, 255, 0),
-            ImColor(255, 0, 0),
+            ImColor(255, 255,   0),
+            ImColor(  0, 255, 255),
+            ImColor(255,   0, 255),
+            ImColor(255,   0,   0),
+            ImColor(  0, 255,   0),
+            ImColor(  0,   0, 255),
     };
 
     ImVec2 wh = ImGui::GetContentRegionAvail();
@@ -74,15 +81,21 @@ void GraphTimer::draw() {
     ImGui::PlotMultiLines(fps_vectors, title, labels, colors, 200, 0,
                           graph_size);
 
+    ImGui::End();
 
-    //ImVec2 wh(100, 200);
-//		ImGui::PlotLines("FPS", fps_array, 1000, 0,
-//						 std::to_string(1.0 / fps_average).c_str(),
-//						 0.0f, 150.0f, wh);
+}
 
-    ImGui::End();
+void GraphTimer::count(unsigned int idx, int counter) {
+    if (++counters.at(idx) >= FPS_ARRAY_LENGTH)
+        counters.at(idx) = 0;
+    fps_vectors.at(idx).at(counters.at(idx)) = counter;
+
+}
 
+GraphTimer *GraphTimer::get_instance() {
+    return instance;
 }
 
 std::chrono::time_point<std::chrono::system_clock> GraphTimer::start_time;
 bool GraphTimer::started;
+GraphTimer* GraphTimer::instance = nullptr;

src/Input.cpp

@@ -1,8 +1,10 @@
-#include "Input.h"
+#include <GraphTimer.h>
+#include "Input.h"
 
 
 Input::Input() {
-
+    GraphTimer *t = GraphTimer::get_instance();
+    graph_index = t->create_line("Event Counter");
 }
 
 Input::~Input() {
@@ -21,6 +23,9 @@ void Input::consume_sf_events(sf::RenderWindow *window) {
 
 	transpose_sf_events(sf_event_queue);
 
+    GraphTimer *t = GraphTimer::get_instance();
+    t->count(graph_index, sf_event_queue.size());
+
 	sf_event_queue.clear();
 
 }