Program Listing for File PointLight.ixx

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module;

#include <memory>
#include <vector>
#include <glad/glad.h>
#include <glm/glm.hpp>
#include <glm/gtc/matrix_transform.hpp>

export module kataglyphis.opengl.point_light;

import kataglyphis.opengl.light;
import kataglyphis.opengl.point_light.omni_dir_shadow_map;

export class PointLight : public Light
{
  public:
    PointLight();

    PointLight(GLuint shadow_width,
      GLuint shadow_height,
      GLfloat near,
      GLfloat far,
      GLfloat red,
      GLfloat green,
      GLfloat blue,
      GLfloat radiance,
      GLfloat x_pos,
      GLfloat y_pos,
      GLfloat z_pos,
      GLfloat con,
      GLfloat lin,
      GLfloat exp);

    std::vector<glm::mat4> calculate_light_transform();

    void set_position(glm::vec3 position);

    std::shared_ptr<OmniDirShadowMap> get_omni_shadow_map() { return omni_dir_shadow_map; };
    GLfloat get_far_plane() const;
    glm::vec3 get_position();
    GLfloat get_constant_factor() { return constant; };
    GLfloat get_linear_factor() { return linear; };
    GLfloat get_exponent_factor() { return exponent; };

    ~PointLight();

  protected:
    std::shared_ptr<OmniDirShadowMap> omni_dir_shadow_map;

    glm::vec3 position;

    GLfloat constant, linear, exponent;

    GLfloat far_plane;
};