#pragma once
#include "..\Header\FileInterface.h"
#include <QOpenGLFunctions>
#include <QOpenGLShaderProgram>
#include <QOpenGLBuffer>
#include <QOpenGLTexture>
#include <QVector>

struct DrawInformation {
	unsigned int offset;
	unsigned int size;
	unsigned int textureIndex;
	QMatrix4x4 modelMatrix;
};

class GeometryEngine : protected QOpenGLFunctions
{
public:
	GeometryEngine();
	virtual ~GeometryEngine();

private:
	QOpenGLBuffer m_arrayBuf;
	QOpenGLBuffer m_indexBuf;
	QVector<QOpenGLTexture*> m_textures;
	QVector<DrawInformation> m_drawList;

	void initCubeGeometry();
	void initTexture();

public:
	void drawGeometry(QOpenGLShaderProgram *program);
};