#ifndef STREAMLINERENDERER_H
#define STREAMLINERENDERER_H
#include "streamlinemapper.h"
#include <QOpenGLShaderProgram>
#include <QOpenGLBuffer>
#include <QOpenGLVertexArrayObject>


class StreamlineRenderer
{
public:
    StreamlineRenderer();
    ~StreamlineRenderer();
    void setMapper(StreamlineMapper* mappy);
    void initOpenGLShaders();
    void initContours();
    void draw(QMatrix4x4 mvpMatrix);
    void setValues(int seeds);
    void render(QVector<QVector3D> vectors, QMatrix4x4 mvpMatrix);
private:
    StreamlineMapper* mapper;
    QOpenGLShaderProgram shaderProgram;
    QOpenGLBuffer vertexBuffer;
    QOpenGLVertexArrayObject vertexArrayObject;
    int num_seeds;
};

#endif // STREAMLINERENDERER_H