convex-hull-visualizer/rendering/Renderer.h

#ifndef RENDERER_H
#define RENDERER_H

#include <GL/glew.h>

#include "utils/Types.h"

class Renderer final {
public:
    Renderer();
    ~Renderer();
    Renderer(const Renderer& other) = delete;
    Renderer(Renderer&& other) = delete;
    Renderer& operator=(const Renderer& other) = delete;
    Renderer& operator=(Renderer&& other) = delete;
    
    void setPointSize(float size);
    void drawPoint(float x, float y, uint color);
    void drawLine(float x, float y, float x2, float y2, uint color);

private:
    void bind();
    void reset(u64 size);
    Renderer& add(float f);
    void draw(uint floatPerVertex);
    float getColorChannel(uint color, uint shifts) const;
    
    GLuint vertexArray;
    GLuint vertexBuffer;
    
    u64 bufferSize;
    u64 offset;
    u64 index;
    float* buffer;
};

#endif