From 80ed8c48bd8f23faa8f2af234a76a6acb786a09c Mon Sep 17 00:00:00 2001
From: Lynix <lynix680@gmail.com>
Date: Thu, 4 Jun 2015 00:20:51 +0200
Subject: [PATCH] Ndk/RenderSystem: Finish first implementation

Huge WIP, but I have a first render with it


Former-commit-id: 82ecea8b6ce5c452818f1585c61af7623c28e958
---
 SDK/include/NDK/Systems/RenderSystem.hpp |  3 +++
 SDK/include/NDK/Systems/RenderSystem.inl |  8 ++++++++
 SDK/include/NDK/World.inl                |  2 ++
 SDK/src/NDK/Systems/RenderSystem.cpp     | 18 ++++++++++++++++++
 4 files changed, 31 insertions(+)

diff --git a/SDK/include/NDK/Systems/RenderSystem.hpp b/SDK/include/NDK/Systems/RenderSystem.hpp
index 5cd046f55..47af05039 100644
--- a/SDK/include/NDK/Systems/RenderSystem.hpp
+++ b/SDK/include/NDK/Systems/RenderSystem.hpp
@@ -7,6 +7,7 @@
 #ifndef NDK_SYSTEMS_RENDERSYSTEM_HPP
 #define NDK_SYSTEMS_RENDERSYSTEM_HPP
 
+#include <Nazara/Graphics/ForwardRenderTechnique.hpp>
 #include <NDK/EntityList.hpp>
 #include <NDK/System.hpp>
 #include <unordered_map>
@@ -20,6 +21,7 @@ namespace Ndk
 	{
 		public:
 			RenderSystem();
+			inline RenderSystem(const RenderSystem& renderSystem);
 			~RenderSystem() = default;
 
 			void Update(float elapsedTime);
@@ -32,6 +34,7 @@ namespace Ndk
 
 			EntityList m_cameras;
 			EntityList m_drawables;
+			NzForwardRenderTechnique m_renderTechnique;
 	};
 }
 
diff --git a/SDK/include/NDK/Systems/RenderSystem.inl b/SDK/include/NDK/Systems/RenderSystem.inl
index e5f296d27..065fc714d 100644
--- a/SDK/include/NDK/Systems/RenderSystem.inl
+++ b/SDK/include/NDK/Systems/RenderSystem.inl
@@ -1,3 +1,11 @@
 // Copyright (C) 2015 Jérôme Leclercq
 // This file is part of the "Nazara Development Kit"
 // For conditions of distribution and use, see copyright notice in Prerequesites.hpp
+
+namespace Ndk
+{
+	inline RenderSystem::RenderSystem(const RenderSystem& renderSystem) :
+	System(renderSystem)
+	{
+	}
+}
diff --git a/SDK/include/NDK/World.inl b/SDK/include/NDK/World.inl
index 0b0b30b63..f71d6962b 100644
--- a/SDK/include/NDK/World.inl
+++ b/SDK/include/NDK/World.inl
@@ -11,6 +11,8 @@ namespace Ndk
 	{
 		if (addDefaultSystems)
 			AddDefaultSystems();
+
+		m_entities.reserve(100); // Temporaire, je le jure
 	}
 
 	inline BaseSystem& World::AddSystem(std::unique_ptr<BaseSystem>&& system)
diff --git a/SDK/src/NDK/Systems/RenderSystem.cpp b/SDK/src/NDK/Systems/RenderSystem.cpp
index 632d053d2..3c0f9b37b 100644
--- a/SDK/src/NDK/Systems/RenderSystem.cpp
+++ b/SDK/src/NDK/Systems/RenderSystem.cpp
@@ -3,6 +3,7 @@
 // For conditions of distribution and use, see copyright notice in Prerequesites.hpp
 
 #include <NDK/Systems/RenderSystem.hpp>
+#include <Nazara/Graphics/Scene.hpp>
 #include <NDK/Components/CameraComponent.hpp>
 #include <NDK/Components/GraphicsComponent.hpp>
 #include <NDK/Components/NodeComponent.hpp>
@@ -21,6 +22,23 @@ namespace Ndk
 			NodeComponent& cameraNode = camera->GetComponent<NodeComponent>();
 
 			camComponent.ApplyView();
+
+			NzScene dummyScene;
+			dummyScene.SetViewer(camComponent);
+
+			NzAbstractRenderQueue* renderQueue = m_renderTechnique.GetRenderQueue();
+			renderQueue->Clear();
+
+			for (const Ndk::EntityHandle& drawable : m_drawables)
+			{
+				GraphicsComponent& graphicsComponent = drawable->GetComponent<GraphicsComponent>();
+				NodeComponent& drawableNode = drawable->GetComponent<NodeComponent>();
+
+				graphicsComponent.AddToRenderQueue(renderQueue, drawableNode.GetTransformMatrix());
+			}
+
+			m_renderTechnique.Clear(&dummyScene);
+			m_renderTechnique.Draw(&dummyScene);
 		}
 	}