include/ui/sdl2.h

   1 #ifndef SDL2_H
   2 #define SDL2_H
   3
   4 /* Avoid compiler warning because macro is redefined in SDL_syswm.h. */
   5 #undef WIN32_LEAN_AND_MEAN
   6
   7 #include <SDL.h>
   8 #include <SDL_syswm.h>
   9 #ifdef CONFIG_SDL_IMAGE
  10 # include <SDL_image.h>
  11 #endif
  12
  13 #ifdef CONFIG_OPENGL
  14 # include "ui/egl-helpers.h"
  15 #endif
  16
  17 struct sdl2_console {
  18     DisplayChangeListener dcl;
  19     DisplaySurface *surface;
  20     DisplayOptions *opts;
  21     SDL_Texture *texture;
  22     SDL_Window *real_window;
  23     SDL_Renderer *real_renderer;
  24     int idx;
  25     int last_vm_running; /* per console for caption reasons */
  26     int x, y, w, h;
  27     int hidden;
  28     int opengl;
  29     int updates;
  30     int idle_counter;
  31     int ignore_hotkeys;
  32     SDL_GLContext winctx;
  33 #ifdef CONFIG_OPENGL
  34     QemuGLShader *gls;
  35     egl_fb guest_fb;
  36     egl_fb win_fb;
  37     bool y0_top;
  38     bool scanout_mode;
  39 #endif
  40 };
  41
  42 void sdl2_window_create(struct sdl2_console *scon);
  43 void sdl2_window_destroy(struct sdl2_console *scon);
  44 void sdl2_window_resize(struct sdl2_console *scon);
  45 void sdl2_poll_events(struct sdl2_console *scon);
  46
  47 void sdl2_process_key(struct sdl2_console *scon,
  48                       SDL_KeyboardEvent *ev);
  49
  50 void sdl2_2d_update(DisplayChangeListener *dcl,
  51                     int x, int y, int w, int h);
  52 void sdl2_2d_switch(DisplayChangeListener *dcl,
  53                     DisplaySurface *new_surface);
  54 void sdl2_2d_refresh(DisplayChangeListener *dcl);
  55 void sdl2_2d_redraw(struct sdl2_console *scon);
  56 bool sdl2_2d_check_format(DisplayChangeListener *dcl,
  57                           pixman_format_code_t format);
  58
  59 void sdl2_gl_update(DisplayChangeListener *dcl,
  60                     int x, int y, int w, int h);
  61 void sdl2_gl_switch(DisplayChangeListener *dcl,
  62                     DisplaySurface *new_surface);
  63 void sdl2_gl_refresh(DisplayChangeListener *dcl);
  64 void sdl2_gl_redraw(struct sdl2_console *scon);
  65
  66 QEMUGLContext sdl2_gl_create_context(DisplayChangeListener *dcl,
  67                                      QEMUGLParams *params);
  68 void sdl2_gl_destroy_context(DisplayChangeListener *dcl, QEMUGLContext ctx);
  69 int sdl2_gl_make_context_current(DisplayChangeListener *dcl,
  70                                  QEMUGLContext ctx);
  71 QEMUGLContext sdl2_gl_get_current_context(DisplayChangeListener *dcl);
  72
  73 void sdl2_gl_scanout_disable(DisplayChangeListener *dcl);
  74 void sdl2_gl_scanout_texture(DisplayChangeListener *dcl,
  75                              uint32_t backing_id,
  76                              bool backing_y_0_top,
  77                              uint32_t backing_width,
  78                              uint32_t backing_height,
  79                              uint32_t x, uint32_t y,
  80                              uint32_t w, uint32_t h);
  81 void sdl2_gl_scanout_flush(DisplayChangeListener *dcl,
  82                            uint32_t x, uint32_t y, uint32_t w, uint32_t h);
  83
  84 #endif /* SDL2_H */