adding fps display

Application/FpsCounter.cpp

@@ -0,0 +1,22 @@
+#include <FpsCounter.h>
+#include <chrono>
+
+FpsCounter::FpsCounter()
+{
+	m_past = std::chrono::high_resolution_clock::now();
+	m_now = m_past;
+}
+
+void FpsCounter::Update()
+{
+	using namespace std::chrono_literals;
+	m_now = std::chrono::high_resolution_clock::now();
+
+	if(std::chrono::duration_cast<std::chrono::seconds>(m_now - m_past) >= 1s)
+	{
+		m_past = m_now;
+		m_current_fps = m_counter;
+		m_counter = 0;
+	}
+	m_counter++;
+}

Application/FpsCounter.h

@@ -0,0 +1,24 @@
+#ifndef FPS_COUNTER_H
+#define FPS_COUNTER_H
+
+#include <cstdint>
+#include <chrono>
+
+class FpsCounter
+{
+	public:
+		FpsCounter();
+
+		void Update();
+		[[nodiscard]] inline std::uint32_t GetFPSCount() const noexcept { return m_current_fps; }
+
+		~FpsCounter() = default;
+
+	private:
+		std::chrono::time_point<std::chrono::high_resolution_clock> m_now;
+		std::chrono::time_point<std::chrono::high_resolution_clock> m_past;
+		std::uint32_t m_counter = 0;
+		std::uint32_t m_current_fps = 0;
+};
+
+#endif

Application/World.cpp

@@ -6,14 +6,14 @@
 #include <World.h>
 #include <Utils.h>
 
-World::World(Scop::Scene& scene) : m_noisecollection(42), m_scene(scene), m_previous_chunk_position(-1000, 10000)
+World::World(Scop::Scene& scene) : m_noisecollection(42), m_fps_counter(), m_scene(scene), m_previous_chunk_position(-1000, 10000)
 {
 	Scop::Vec2ui32 map_size;
 	Scop::MaterialTextures material_params;
 	material_params.albedo = std::make_shared<Scop::Texture>(Scop::LoadBMPFile(GetResourcesPath() / "atlas.bmp", map_size), map_size.x, map_size.y);
 	p_block_material = std::make_shared<Scop::Material>(material_params);
 
-	scene.LoadFont(GetResourcesPath() / "OpenSans_Regular.ttf", 32.0f);
+	scene.LoadFont(GetResourcesPath() / "OpenSans_Bold.ttf", 32.0f);
 	Scop::Text& text = scene.CreateText("FPS:");
 	text.SetPosition(Scop::Vec2ui{ 30, 30 });
 
@@ -25,6 +25,16 @@ World::World(Scop::Scene& scene) : m_noisecollection(42), m_scene(scene), m_prev
 		static bool generation_debounce = false;
 		static bool wireframe_debounce = false;
 
+		m_fps_counter.Update();
+		if(m_fps_counter.GetFPSCount() != m_last_fps_count)
+		{
+			m_last_fps_count = m_fps_counter.GetFPSCount();
+			if(p_fps_text)
+				m_scene.RemoveText(*p_fps_text);
+			p_fps_text = &m_scene.CreateText(std::to_string(m_last_fps_count));
+			p_fps_text->SetPosition(Scop::Vec2ui{ 80, 30 });
+		}
+
 		Scop::FirstPerson3D* camera = reinterpret_cast<Scop::FirstPerson3D*>(m_scene.GetCamera().get());
 		std::int32_t x_chunk = static_cast<std::int32_t>(camera->GetPosition().x) / static_cast<std::int32_t>(CHUNK_SIZE.x);
 		std::int32_t z_chunk = static_cast<std::int32_t>(camera->GetPosition().z) / static_cast<std::int32_t>(CHUNK_SIZE.z);

Application/World.h

@@ -8,6 +8,7 @@
 
 #include <Chunk.h>
 #include <Utils.h>
+#include <FpsCounter.h>
 #include <NoiseCollection.h>
 
 constexpr std::uint8_t RENDER_DISTANCE = 15;
@@ -40,6 +41,7 @@ class World
 
 	private:
 		NoiseCollection m_noisecollection;
+		FpsCounter m_fps_counter;
 		std::unordered_map<Scop::Vec2i, Chunk> m_chunks;
 		ThreadSafeQueue<std::reference_wrapper<Chunk>> m_chunks_to_upload;
 		std::shared_ptr<Scop::Material> p_block_material;
@@ -47,6 +49,8 @@ class World
 		Scop::Vec2i m_previous_chunk_position;
 		Scop::Vec2i m_current_chunk_position;
 		std::atomic<GenerationState> m_generation_status = GenerationState::Ready;
+		Scop::NonOwningPtr<Scop::Text> p_fps_text;
+		std::uint32_t m_last_fps_count = 0;
 };
 
 #endif

ScopEngine/Runtime/Includes/Graphics/Scene.h

@@ -76,6 +76,7 @@ namespace Scop
 			void RemoveActor(Actor& actor) noexcept;
 			void RemoveNarrator(Narrator& narrator) noexcept;
 			void RemoveSprite(Sprite& sprite) noexcept;
+			void RemoveText(Text& text) noexcept;
 
 			[[nodiscard]] inline Scene& AddChildScene(std::string_view name, SceneDescriptor desc) { return m_scene_children.emplace_back(name, std::move(desc), this); }
 			inline void AddSkybox(std::shared_ptr<CubeTexture> cubemap) { p_skybox = cubemap; }

ScopEngine/Runtime/Sources/Graphics/Scene.cpp

@@ -120,6 +120,17 @@ namespace Scop
 		m_sprites.erase(it);
 	}
 
+	void Scene::RemoveText(Text& text) noexcept
+	{
+		auto it = m_texts.find(text.GetUUID());
+		if(it == m_texts.end())
+		{
+			Error("Text not found");
+			return;
+		}
+		m_texts.erase(it);
+	}
+
 	void Scene::SwitchToChild(std::string_view name) const noexcept
 	{
 		auto it = std::find_if(m_scene_children.begin(), m_scene_children.end(), [name](const Scene& scene){ return name == scene.GetName(); });