xref: /openbmc/qemu/include/ui/sdl2.h (revision 4fe6d78b)
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     SDL_Texture *texture;
18     SDL_Window *real_window;
19     SDL_Renderer *real_renderer;
20     int idx;
21     int last_vm_running; /* per console for caption reasons */
22     int x, y, w, h;
23     int hidden;
24     int opengl;
25     int updates;
26     int idle_counter;
27     int ignore_hotkeys;
28     SDL_GLContext winctx;
29 #ifdef CONFIG_OPENGL
30     QemuGLShader *gls;
31     egl_fb guest_fb;
32     egl_fb win_fb;
33     bool y0_top;
34     bool scanout_mode;
35 #endif
36 };
37 
38 void sdl2_window_create(struct sdl2_console *scon);
39 void sdl2_window_destroy(struct sdl2_console *scon);
40 void sdl2_window_resize(struct sdl2_console *scon);
41 void sdl2_poll_events(struct sdl2_console *scon);
42 
43 void sdl2_reset_keys(struct sdl2_console *scon);
44 void sdl2_process_key(struct sdl2_console *scon,
45                       SDL_KeyboardEvent *ev);
46 
47 void sdl2_2d_update(DisplayChangeListener *dcl,
48                     int x, int y, int w, int h);
49 void sdl2_2d_switch(DisplayChangeListener *dcl,
50                     DisplaySurface *new_surface);
51 void sdl2_2d_refresh(DisplayChangeListener *dcl);
52 void sdl2_2d_redraw(struct sdl2_console *scon);
53 bool sdl2_2d_check_format(DisplayChangeListener *dcl,
54                           pixman_format_code_t format);
55 
56 void sdl2_gl_update(DisplayChangeListener *dcl,
57                     int x, int y, int w, int h);
58 void sdl2_gl_switch(DisplayChangeListener *dcl,
59                     DisplaySurface *new_surface);
60 void sdl2_gl_refresh(DisplayChangeListener *dcl);
61 void sdl2_gl_redraw(struct sdl2_console *scon);
62 
63 QEMUGLContext sdl2_gl_create_context(DisplayChangeListener *dcl,
64                                      QEMUGLParams *params);
65 void sdl2_gl_destroy_context(DisplayChangeListener *dcl, QEMUGLContext ctx);
66 int sdl2_gl_make_context_current(DisplayChangeListener *dcl,
67                                  QEMUGLContext ctx);
68 QEMUGLContext sdl2_gl_get_current_context(DisplayChangeListener *dcl);
69 
70 void sdl2_gl_scanout_disable(DisplayChangeListener *dcl);
71 void sdl2_gl_scanout_texture(DisplayChangeListener *dcl,
72                              uint32_t backing_id,
73                              bool backing_y_0_top,
74                              uint32_t backing_width,
75                              uint32_t backing_height,
76                              uint32_t x, uint32_t y,
77                              uint32_t w, uint32_t h);
78 void sdl2_gl_scanout_flush(DisplayChangeListener *dcl,
79                            uint32_t x, uint32_t y, uint32_t w, uint32_t h);
80 
81 #endif /* SDL2_H */
82