xref: /openbmc/qemu/include/ui/sdl2.h (revision 4a4ff4c5)
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 
10 #ifdef CONFIG_OPENGL
11 # include "ui/egl-helpers.h"
12 #endif
13 
14 struct sdl2_console {
15     DisplayChangeListener dcl;
16     DisplaySurface *surface;
17     DisplayOptions *opts;
18     SDL_Texture *texture;
19     SDL_Window *real_window;
20     SDL_Renderer *real_renderer;
21     int idx;
22     int last_vm_running; /* per console for caption reasons */
23     int x, y, w, h;
24     int hidden;
25     int opengl;
26     int updates;
27     int idle_counter;
28     int ignore_hotkeys;
29     SDL_GLContext winctx;
30 #ifdef CONFIG_OPENGL
31     QemuGLShader *gls;
32     egl_fb guest_fb;
33     egl_fb win_fb;
34     bool y0_top;
35     bool scanout_mode;
36 #endif
37 };
38 
39 void sdl2_window_create(struct sdl2_console *scon);
40 void sdl2_window_destroy(struct sdl2_console *scon);
41 void sdl2_window_resize(struct sdl2_console *scon);
42 void sdl2_poll_events(struct sdl2_console *scon);
43 
44 void sdl2_reset_keys(struct sdl2_console *scon);
45 void sdl2_process_key(struct sdl2_console *scon,
46                       SDL_KeyboardEvent *ev);
47 
48 void sdl2_2d_update(DisplayChangeListener *dcl,
49                     int x, int y, int w, int h);
50 void sdl2_2d_switch(DisplayChangeListener *dcl,
51                     DisplaySurface *new_surface);
52 void sdl2_2d_refresh(DisplayChangeListener *dcl);
53 void sdl2_2d_redraw(struct sdl2_console *scon);
54 bool sdl2_2d_check_format(DisplayChangeListener *dcl,
55                           pixman_format_code_t format);
56 
57 void sdl2_gl_update(DisplayChangeListener *dcl,
58                     int x, int y, int w, int h);
59 void sdl2_gl_switch(DisplayChangeListener *dcl,
60                     DisplaySurface *new_surface);
61 void sdl2_gl_refresh(DisplayChangeListener *dcl);
62 void sdl2_gl_redraw(struct sdl2_console *scon);
63 
64 QEMUGLContext sdl2_gl_create_context(DisplayChangeListener *dcl,
65                                      QEMUGLParams *params);
66 void sdl2_gl_destroy_context(DisplayChangeListener *dcl, QEMUGLContext ctx);
67 int sdl2_gl_make_context_current(DisplayChangeListener *dcl,
68                                  QEMUGLContext ctx);
69 QEMUGLContext sdl2_gl_get_current_context(DisplayChangeListener *dcl);
70 
71 void sdl2_gl_scanout_disable(DisplayChangeListener *dcl);
72 void sdl2_gl_scanout_texture(DisplayChangeListener *dcl,
73                              uint32_t backing_id,
74                              bool backing_y_0_top,
75                              uint32_t backing_width,
76                              uint32_t backing_height,
77                              uint32_t x, uint32_t y,
78                              uint32_t w, uint32_t h);
79 void sdl2_gl_scanout_flush(DisplayChangeListener *dcl,
80                            uint32_t x, uint32_t y, uint32_t w, uint32_t h);
81 
82 #endif /* SDL2_H */
83