Initial commit

include/Spectre/Graphics/BatchRenderer2D.h

@@ -0,0 +1,69 @@
+
+#ifndef SPECTRE_BATCH_RENDERER2D_H
+#define SPECTRE_BATCH_RENDERER2D_H
+
+#include "Renderer2D.h"
+#include <Spectre/Scene/Camera2D.h>
+
+#include <Spectre/Graphics/RenderState.h>
+#include <Spectre/Graphics/Vertex2D.h>
+#include <Spectre/Math/Matrix4.h>
+#include <vector>
+
+class ShaderProgram;
+
+class Texture;
+
+class BatchRenderer2D : public Renderer2D
+{
+public :
+
+	BatchRenderer2D();
+	~BatchRenderer2D();
+
+	void setBatchSize(unsigned short value);
+
+	void begin();
+
+	void end();
+
+	void submit(const Renderable2D& renderable);
+
+	void render();
+
+protected :
+
+	struct Batch
+	{
+		RenderType	type;
+		const Texture*	texture;
+		unsigned int	count;
+		unsigned int	offset;
+	};
+
+	typedef std::vector<Batch> BatchQueue;
+
+	void prepareQueue();
+
+	unsigned int addRenderable(Vertex2D* buffer, const Renderable2D* renderable);
+
+	void uploadBatch(const Batch& batch);
+
+	void drawBatch(Batch& batch);
+
+protected :
+
+	std::vector<const Renderable2D*> m_queue;
+
+	unsigned int m_IBO;
+	unsigned int m_VBO;
+
+	RenderState m_state;
+	
+	unsigned short m_size;
+
+	ShaderProgram m_textShader;
+	ShaderProgram m_spriteShader;
+};
+
+#endif /* SPECTRE_BATCH_RENDERER2D_H */