.. _program_listing_file_Src_GraphicsEngineOpenGL_gui_GUI.ixx:

Program Listing for File GUI.ixx
================================

|exhale_lsh| :ref:`Return to documentation for file <file_Src_GraphicsEngineOpenGL_gui_GUI.ixx>` (``Src/GraphicsEngineOpenGL/gui/GUI.ixx``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   module;
   
   #include <memory>
   
   export module kataglyphis.opengl.gui;
   
   import kataglyphis.opengl.window;
   import kataglyphis.opengl.scene;
   import kataglyphis.opengl.texture;
   
   export class GUI
   {
     public:
       GUI();
   
       static void init(const std::shared_ptr<Window> &main_window);
   
       void render(bool loading_in_progress, float progress, bool &shader_hot_reload_triggered);
   
       void update_user_input(const std::shared_ptr<Scene> &scene);
   
       ~GUI();
   
     private:
       std::unique_ptr<Texture> logo_tex;
   
       float direcional_light_radiance;
       float directional_light_color[3]{};
       float directional_light_direction[3]{};
   
       int cloud_speed;
       float cloud_scale;
       float cloud_density;
       float cloud_pillowness;
       float cloud_cirrus_effect;
       float cloud_mesh_scale[3]{};
       float cloud_mesh_offset[3]{};
       bool cloud_powder_effect;
       float cloud_movement_direction[3]{};
       int cloud_num_march_steps;
       int cloud_num_march_steps_to_light;
   
       int shadow_map_res_index;
       bool shadow_resolution_changed;
       int num_shadow_cascades;
       int pcf_radius;
       float cascaded_shadow_intensity;
       const char *available_shadow_map_resolutions[4]{};
   };