WIP Render Queue

src/Components/Camera.h

@@ -8,8 +8,12 @@ namespace Components
 
 struct Camera : Component
 {
-	Camera() : FOV(glm::radians(45.f)), NearClip(0.1f), FarClip(100.f) { }
+	Camera() 
+	: FOV(glm::radians(45.f))
+	, NearClip(0.1f)
+	, FarClip(100.f) { }
 
+	std::string Viewport;
 	float FOV;
 	float NearClip;
 	float FarClip;

src/GUI/Viewport.h

@@ -0,0 +1,21 @@
+#ifndef GUI_Viewport_h__
+#define GUI_Viewport_h__
+
+#include <memory>
+
+#include "GUI/Frame.h"
+
+namespace GUI
+{
+
+class Viewport : public Frame
+{
+public:
+	// Create a frame as a child
+	Viewport(std::shared_ptr<Frame> parent)
+		: Frame(parent) { }
+};
+
+}
+
+#endif // GUI_Viewport_h__

src/RenderQueue.h

@@ -0,0 +1,62 @@
+#ifndef RenderQueue_h__
+#define RenderQueue_h__
+
+#include <cstdint>
+#include <forward_list>
+
+#include "ResourceManager.h"
+#include "Texture.h"
+#include "Model.h"
+
+class RenderQueue;
+
+struct RenderJob
+{
+	friend class RenderQueue;
+
+	unsigned int ViewportID;
+	unsigned int TextureID;
+
+	GLuint DiffuseTexture;
+	GLuint NormalTexture;
+	GLuint SpecularTexture;
+	GLuint VAO;
+	unsigned int StartIndex;
+	unsigned int EndIndex;
+	glm::mat4 ModelMatrix;
+
+protected:
+	uint64_t Hash;
+
+	void CalculateHash()
+	{
+		Hash = ViewportID << 58 // 6 bits 
+			 | TextureID << 42; // 16 bits
+	}
+
+	bool operator<(const RenderJob& rhs)
+	{
+		return this->Hash < rhs.Hash;
+	}
+};
+
+class RenderQueue
+{
+public:
+	void Add(RenderJob &job)
+	{
+		job.CalculateHash();
+		m_Jobs.push_front(job);
+		m_Jobs.sort();
+	}
+
+	void Clear()
+	{
+		m_Jobs.clear();
+	}
+
+private:
+	std::forward_list<RenderJob> m_Jobs;
+};
+
+#endif // RenderQueue_h__