About to add evet

src/dawn/event/Event.hpp

@@ -0,0 +1,20 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#pragma once
+#include "dawnlibs.hpp"
+
+namespace Dawn {
+  template<typename T>
+  class Event {
+    private:
+
+    public:
+      Event() {}
+      virtual ~Event() {}
+
+      virtual void operator()(T &t) = 0;
+  }
+}

src/dawn/game/Game.cpp

@@ -21,7 +21,8 @@ void Game::init() {
   nextFrameScene = std::make_shared<Scene>(shared_from_this(), initialScene);
 }
 
-void Game::update(float_t delta) {
+void Game::update() {
+  timeManager.update();
   renderHost.update(shared_from_this());
 
   if(nextFrameScene) {

src/dawn/time/ITimeManager.cpp

@@ -7,11 +7,6 @@
 
 using namespace Dawn;
 
-void ITimeManager::tick(float_t delta) {
-  this->delta = delta;
-  this->time += delta;
-}
-
 ITimeManager::~ITimeManager() {
 
 }

src/dawn/time/ITimeManager.hpp

@@ -14,10 +14,8 @@ namespace Dawn {
     
       /**
        * Ticks / updates the time management system.
-       * 
-       * @param delta Time delta in seconds.
        */
-      void tick(float_t delta);
+      virtual void update() = 0;
 
       /**
        * Returns the real world time epoch.

src/dawnglfw/time/TimeManager.cpp

@@ -4,6 +4,7 @@
 // https://opensource.org/licenses/MIT
 
 #include "TimeManager.hpp"
+#include <GLFW/glfw3.h>
 #include <sys/time.h>
 #include <chrono>
 #include <ctime>
@@ -11,6 +12,19 @@
 
 using namespace Dawn;
 
+TimeManager::TimeManager() {
+  lastUpdate = glfwGetTime();
+}
+
+void TimeManager::update() {
+  double_t newTime = glfwGetTime();
+  delta = (
+    (float_t)(newTime - lastUpdate)
+  );
+  time += delta;
+  lastUpdate = newTime;
+}
+
 int64_t TimeManager::getRealTime() {
   auto millisec_since_epoch = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()) .count();
   return millisec_since_epoch;

src/dawnglfw/time/TimeManager.hpp

@@ -8,7 +8,15 @@
 
 namespace Dawn {
   class TimeManager : public ITimeManager {
+    private:
+      double_t lastUpdate = 0;
     public:
+      /**
+       * Constructs and initializes the TimeManager.
+       */
+      TimeManager();
+      
+      void update() override;
       int64_t getRealTime() override;
   };
 }