kc3-lang/kc3/window/sdl2/types.h

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• Hash : da2265ce
  Author : Thomas de Grivel
  Date : 2025-10-12T15:01:09
  

  unify all OpenGL demos under window/demo/
  

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• window/sdl2/types.h

• /* kc3
   * Copyright from 2022 to 2025 kmx.io <contact@kmx.io>
   *
   * Permission is hereby granted to use this software granted the above
   * copyright notice and this permission paragraph are included in all
   * copies and substantial portions of this software.
   *
   * THIS SOFTWARE IS PROVIDED "AS-IS" WITHOUT ANY GUARANTEE OF
   * PURPOSE AND PERFORMANCE. IN NO EVENT WHATSOEVER SHALL THE
   * AUTHOR BE CONSIDERED LIABLE FOR THE USE AND PERFORMANCE OF
   * THIS SOFTWARE.
   */
  /** @file types.h
   *  @brief Module KC3.Window.SDL2
   *
   *  Struct for all GUI window SDL2 graphics operations.
   */
  #ifndef LIBKC3_WINDOW_SDL2_TYPES_H
  #define LIBKC3_WINDOW_SDL2_TYPES_H
  
  #if defined(WIN32) || defined(WIN64)
  # include <windef.h>
  #endif
  
  #include <SDL.h>
  #include <png.h>
  #include "../../gl/types.h"
  #include <SDL_opengl.h>
  #include "../types.h"
  
  typedef struct window_sdl2 s_window_sdl2;
  
  /* return false to break event loop */
  typedef bool (*f_window_sdl2_button) (s_window_sdl2 *window,
                                        u8 button, s64 x, s64 y);
  
  /* return false to break event loop */
  typedef bool (*f_window_sdl2_key) (s_window_sdl2 *window,
                                     SDL_Keysym *keysym);
  
  /* return false to break event loop */
  typedef bool (*f_window_sdl2_load) (s_window_sdl2 *window);
  
  /* return false to break event loop */
  typedef bool (*f_window_sdl2_motion) (s_window_sdl2 *window, s64 x,
                                        s64 y);
  
  /* return false to break event loop */
  typedef bool (*f_window_sdl2_render) (s_window_sdl2 *window);
  
  /* return false to break event loop */
  typedef bool (*f_window_sdl2_resize) (s_window_sdl2 *window,
                                        u64 w, u64 h);
  
  typedef bool (*f_window_sdl2_sequence_load) (s_sequence *seq,
                                               s_window_sdl2 *window);
  
  typedef bool (*f_window_sdl2_sequence_render) (s_sequence *seq,
                                                 s_window_sdl2 *window,
                                                 void *context);
  
  typedef void (*f_window_sdl2_unload) (s_window_sdl2 *window);
  
  /* Subtype of s_window, see window/types.h . */
  struct window_sdl2 {
    s64                  x;
    s64                  y;
    u64                  w;
    u64                  h;
    u64                  pixel_w;
    u64                  pixel_h;
    bool                 fullscreen;
    f_window_sdl2_button button;
    f_window_sdl2_key    key;
    f_window_sdl2_load   load;
    f_window_sdl2_motion motion;
    f_window_sdl2_render render;
    SDL_Window          *sdl_window;
    f_window_sdl2_resize resize;
    s_sequence          *seq;
    s_sequence          *sequence;
    u32                  sequence_count;
    u32                  sequence_pos;
    s_tag                tag; // TODO: move sequence to tag
    const char          *title;
    f_window_sdl2_unload unload;
    float dpi;
    float dpi_w;
    float dpi_h;
    SDL_GLContext       *context;
  };
  
  /* 2 */
  
  struct sdl2_sprite {
    s_gl_object object;
    s_str path;
    s_str real_path;
    u64 total_w;
    u64 total_h;
    u64 dim_x;
    u64 dim_y;
    u64 frame_count;
    u64 w;
    u64 h;
    u64 tex_w;
    u64 tex_h;
    GLuint *texture;
  };
  
  #endif /* LIBKC3_WINDOW_SDL2_TYPES_H */
  

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