Fixed perfomance counter

* Added vert-count and draw call count
* extracted performance function to seperate header as inline functions

BarinkEngine/BarinkEngine.cpp

@@ -1,36 +1,18 @@
 #include "BarinkEngine.h"
-#include <imgui.h>
-#include <chrono>
-
-
-extern void Start();
-extern void Update();
-extern void ImmediateGraphicsDraw();
-extern void Stop();
-
-using namespace BarinkEngine;
-
-
-struct EngineStatistics{
-	unsigned int lastSampleTime;
-	unsigned int  frames;
-	float frameTime;
-	unsigned int FPS;
-};
 
 EngineStatistics* ES;
 
 
 int main(int argc, char* argv[]) {
-	ES = new EngineStatistics();
+	// Setup performance sampler 
-	ES->frames = 0;
+	PerfomanceSamplerInit();
-	ES->lastSampleTime = 0;
+
 
 	// Startup services 
 	BarinkWindow MainWindow =  BarinkWindow(800, 600);
 
-	Renderer renderer = Renderer();
+	BarinkEngine::Renderer renderer = BarinkEngine::Renderer();
-	InputManager InputSystem = InputManager();
+	BarinkEngine::InputManager InputSystem = BarinkEngine::InputManager();
 
 	InputSystem.attach(&MainWindow);
 
@@ -39,27 +21,14 @@ int main(int argc, char* argv[]) {
 	// First call to setup game
 	Start();
 
-
-	ES->lastSampleTime = std::chrono::duration_cast<std::chrono::milliseconds> (std::chrono::system_clock::now().time_since_epoch()).count();
 	
 	// Runtime loop
 	while (!MainWindow.WindowShouldClose()) {
 
-		ES->frames++;
+		SamplePerformance();
-
-		unsigned int  now = std::chrono::duration_cast<std::chrono::milliseconds> (std::chrono::system_clock::now().time_since_epoch()).count();
-		unsigned int MilliSecondsPast = ES->lastSampleTime - now;
-		
-		if ( MilliSecondsPast >= 1000) {
-			ES->FPS = 1000 / ES->frames ;
-			ES->frameTime =  ES->frames / 1000;
-			ES->frames = 0;
-			ES->lastSampleTime = now;
-		}
-
-
 
 
+		// Execute main logic 
 		InputSystem.PollEvents();
 		
 		Update();
@@ -86,13 +55,3 @@ int main(int argc, char* argv[]) {
 	return 0;
 }
 
-
-void ShowStats() {
-	ImGui::Begin("Statistics", false, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove );
-
-	ImGui::Text("Frames: %i", ES->frames);
-	ImGui::Text("FPS: %i", ES->FPS);
-	ImGui::Text("Frame Time: %f", ES->frameTime);
-	ImGui::End();
-
-}

BarinkEngine/Include/BarinkEngine.h

@@ -1,10 +1,5 @@
 #pragma once
-#include <iostream>
-#include <string>
-#include <filesystem>
-
 #include "glm/glm.hpp"
-
 #include "graphics/Shader.h"
 #include "graphics/Window.h"
 #include "graphics/Camera.h"
@@ -15,7 +10,9 @@
 #include "Graphics/Renderer.h"
 #include "Graphics/GUI/GUIManager.h"
 #include "Scene.h"
+#include "PerfCounter.h"
 
-
+extern void Start();
-
+extern void Update();
-void ShowStats();
+extern void ImmediateGraphicsDraw();
+extern void Stop();

BarinkEngine/Include/PerfCounter.h

@@ -0,0 +1,50 @@
+#pragma once
+#include <chrono>
+#include <imgui.h>
+
+ struct EngineStatistics {
+	uint32_t lastSampleTime;
+	float frameTime;
+	uint32_t verts;
+	uint32_t DC;
+
+	uint64_t frames;
+	uint64_t  FPS;
+};
+extern EngineStatistics* ES;
+
+inline void PerfomanceSamplerInit(){
+	ES = new EngineStatistics();
+	ES->frames = 0;
+	ES->lastSampleTime = 0;
+	ES->lastSampleTime = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::high_resolution_clock::now().time_since_epoch()).count();
+
+}
+
+inline void SamplePerformance(void) {
+	ES->frames++; 
+	ES->DC = 0; 
+	ES->verts = 0; 
+	unsigned int  now = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::high_resolution_clock::now().time_since_epoch()).count(); 
+	unsigned int MilliSecondsPast = now - ES->lastSampleTime; 
+	if (MilliSecondsPast >= 1000) {
+			
+			ES->frameTime = (float)1000 / ES->frames; 
+			ES->FPS = ES->frames; 
+			ES->frames = 0; 
+			ES->lastSampleTime = now; 
+	}
+}
+
+
+
+inline void ShowStats() {
+	ImGui::Begin("Statistics", false, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove);
+
+	ImGui::Text("FPS: %i", ES->FPS);
+	ImGui::Text("Frame Time: %f", ES->frameTime);
+	ImGui::Text("Verts: %i", ES->verts);
+	ImGui::Text("Draw Calls: %i", ES->DC);
+	ImGui::End();
+
+}

BarinkEngine/graphics/Renderable.cpp

@@ -1,6 +1,6 @@
 #include "Graphics/Renderable.h"
 #include "AssetManager/ModelImporter.h"
-
+#include "PerfCounter.h"
 
 
 Renderable* Renderable::Load()
@@ -47,6 +47,8 @@ void Renderable::Draw()
 {
     VAO.Bind();
     elementBuffer.Bind(true);
+    ES->verts = meshes[0].vertices.size();
+    ES->DC++;
     glDrawElements(GL_TRIANGLES, static_cast<unsigned int>(meshes[0].elements.size()), GL_UNSIGNED_INT, NULL);
     VAO.Unbind();