Implementing render features

* started working on implementing proper render features
* lighting and engine UBO render features added
* working on entity base class for OvRendering
* dealing with camera issues
* added OvSandbox applicaton to test rendering changes

Sources/Overload/OvCore/include/OvCore/Rendering/EngineBufferRenderFeature.h

@@ -0,0 +1,63 @@
+/**
+* @project: Overload
+* @author: Overload Tech.
+* @licence: MIT
+*/
+
+#pragma once
+
+#include <map>
+#include <chrono>
+
+#include <OvRendering/Features/ARenderFeature.h>
+#include <OvRendering/Buffers/UniformBuffer.h>
+#include <OvRendering/Entities/Camera.h>
+
+namespace OvCore::Rendering
+{
+	/**
+	* Render feature handling engine buffer (UBO) updates
+	*/
+	class EngineBufferRenderFeature : public OvRendering::Features::ARenderFeature
+	{
+	public:
+		/**
+		* Constructor
+		* @param p_renderer
+		*/
+		EngineBufferRenderFeature(OvRendering::Core::CompositeRenderer& p_renderer);
+
+		/**
+		* Upload view data to the GPU
+		* @param p_camera
+		* @param p_windowWidth
+		* @param p_windowHeight
+		*/
+		void UploadViewData(
+			OvRendering::Entities::Camera& p_camera,
+			uint16_t p_windowWidth,
+			uint16_t p_windowHeight
+		);
+
+		/**
+		* Invoked before drawing, handle uploading entity data to the GPU
+		* @param p_drawable
+		*/
+		virtual void OnBeforeDraw(const OvRendering::Entities::Drawable& p_drawable) override;
+
+		/**
+		* Invoked at the beginning of a frame, bind the engine buffer and update elapsed time
+		* @param p_outputDesc
+		*/
+		virtual void OnBeginFrame(std::optional<OvRendering::Data::RenderOutputDesc>& p_outputDesc) override;
+
+		/**
+		* Invoked at the end of a frame, unbind the engine buffer
+		*/
+		virtual void OnEndFrame() override;
+
+	private:
+		std::chrono::high_resolution_clock::time_point m_startTime;
+		std::unique_ptr<OvRendering::Buffers::UniformBuffer> m_engineBuffer;
+	};
+}

Sources/Overload/OvCore/include/OvCore/ECS/SceneRenderer.h → Sources/Overload/OvCore/include/OvCore/Rendering/SceneRenderer.h

@@ -20,7 +20,7 @@
 #include "OvCore/ECS/Components/CCamera.h"
 #include "OvCore/SceneSystem/Scene.h"
 
-namespace OvCore::ECS
+namespace OvCore::Rendering
 {
 	/**
 	* Extension of the ImmediateRenderer adding support for the scene system
@@ -48,30 +48,13 @@ namespace OvCore::ECS
 		* @param p_scene
 		* @param p_viewportWidth
 		* @param p_viewportHeight
-		* @param p_defaultMaterial
+		* @param p_materialOverride
 		*/
 		void RenderScene(
 			OvCore::SceneSystem::Scene& p_scene,
 			uint16_t p_viewportWidth,
 			uint16_t p_viewportHeight,
-			OvCore::Resources::Material* p_defaultMaterial = nullptr
-		);
-
-	protected:
-		/**
-		* Draw the given scene using the given default material (optional) if no material found on an actor
-		* @param p_scene
-		* @param p_cameraPosition
-		* @param p_camera
-		* @param p_customFrustum
-		* @param p_defaultMaterial
-		*/
-		void RenderScene(
-			OvCore::SceneSystem::Scene& p_scene,
-			const OvMaths::FVector3& p_cameraPosition,
-			const OvRendering::Entities::Camera& p_camera,
-			const OvRendering::Data::Frustum* p_customFrustum = nullptr,
-			OvCore::Resources::Material* p_defaultMaterial = nullptr
+			std::optional<std::reference_wrapper<OvCore::Resources::Material>> p_materialOverride = std::nullopt
 		);
 
 		/**
@@ -92,44 +75,47 @@ namespace OvCore::ECS
 		*/
 		void UpdateLightsInFrustum(OvCore::SceneSystem::Scene& p_scene, const OvRendering::Data::Frustum& p_frustum);
 
-		/**
-		* Returns opaque and transparents drawables from the scene with frustum culling
-		* @param p_scene
-		* @param p_cameraPosition
-		* @param p_frustum
-		* @param p_defaultMaterial
-		*/
-		std::pair<OpaqueDrawables, TransparentDrawables> FindAndSortFrustumCulledDrawables(
-			const OvCore::SceneSystem::Scene& p_scene,
-			const OvMaths::FVector3& p_cameraPosition,
-			const OvRendering::Data::Frustum& p_frustum,
-			OvCore::Resources::Material* p_defaultMaterial
-		);
-
 		/**
 		* Returns opaque and transparents drawables from the scene
 		* @param p_scene
 		* @param p_cameraPosition
-		* @param p_defaultMaterial
+		* @param p_frustum
+		* @param p_materialOverride
 		*/
 		std::pair<OpaqueDrawables, TransparentDrawables> FindAndSortDrawables(
 			const OvCore::SceneSystem::Scene& p_scene,
 			const OvMaths::FVector3& p_cameraPosition,
-			OvCore::Resources::Material* p_defaultMaterial
+			std::optional<OvRendering::Data::Frustum> p_frustum = std::nullopt,
+			std::optional<std::reference_wrapper<OvCore::Resources::Material>> p_materialOverride = std::nullopt
 		);
 
 		/**
 		* Draw the model using the given material (The material will be applied to every submeshes of the the model)
 		* @param p_model
 		* @param p_material
 		* @param p_modelMatrix
-		* @param p_defaultMaterial (Used if the given material has no shader attached)
+		* @param p_materialOverride (Used if the given material has no shader attached)
 		*/
 		void DrawModelWithSingleMaterial(
 			OvRendering::Resources::Model& p_model,
 			OvCore::Resources::Material& p_material,
 			OvMaths::FMatrix4 const* p_modelMatrix,
-			OvCore::Resources::Material* p_defaultMaterial = nullptr
+			std::optional<std::reference_wrapper<OvCore::Resources::Material>> p_materialOverride = std::nullopt
+		);
+
+	private:
+		/**
+		* Draw the given scene using the given default material (optional) if no material found on an actor
+		* @param p_scene
+		* @param p_camera
+		* @param p_frustumOverride
+		* @param p_materialOverride
+		*/
+		void RenderScene(
+			OvCore::SceneSystem::Scene& p_scene,
+			const OvRendering::Entities::Camera& p_camera,
+			std::optional<OvRendering::Data::Frustum> p_frustumOverride = std::nullopt,
+			std::optional<std::reference_wrapper<OvCore::Resources::Material>> p_materialOverride = std::nullopt
 		);
 	};
 }

Sources/Overload/OvCore/src/OvCore/ECS/Components/CCamera.cpp

@@ -11,7 +11,8 @@
 #include "OvCore/ECS/Components/CCamera.h"
 #include "OvCore/ECS/Actor.h"
 
-OvCore::ECS::Components::CCamera::CCamera(ECS::Actor& p_owner) : AComponent(p_owner)
+OvCore::ECS::Components::CCamera::CCamera(ECS::Actor& p_owner)
+	: AComponent(p_owner), m_camera(&p_owner.transform.GetFTransform())
 {
 	/* Default clear color for the CCamera (Different from Camera default clear color) */
 	SetClearColor({ 0.1921569f, 0.3019608f, 0.4745098f });