camera2d.h

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/* ----------------------------------------------------------------------------
 * camera2d.h
 *
 * Copyright (c) 2017 Yann Herklotz Grave <ymherklotz@gmail.com>
 * MIT License, see LICENSE file for more details.
 * ----------------------------------------------------------------------------
 */

#ifndef YAGE_CAMERA2D_H
#define YAGE_CAMERA2D_H

#include "glslprogram.h"

#include <glm/glm.hpp>
#include <glm/gtc/matrix_transform.hpp>

namespace yage
{

class Camera2D
{
private:
    bool update_matrix_ = true;
    float scale_ = 1;
    glm::vec2 position_;
    glm::mat4 camera_matrix_;
    glm::mat4 ortho_matrix_;

public:
    Camera2D(int screen_width = 1280, int screen_height = 720);

    void update(GlslProgram &program);
    void move(const glm::vec2 &direction);
};

} // namespace yage

#endif