xref: /openbmc/qemu/include/ui/sdl2.h (revision a68694cd)
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 #include "ui/kbd-state.h"
14 #ifdef CONFIG_OPENGL
15 # include "ui/egl-helpers.h"
16 #endif
17 
18 struct sdl2_console {
19     DisplayChangeListener dcl;
20     DisplaySurface *surface;
21     DisplayOptions *opts;
22     SDL_Texture *texture;
23     SDL_Window *real_window;
24     SDL_Renderer *real_renderer;
25     int idx;
26     int last_vm_running; /* per console for caption reasons */
27     int x, y, w, h;
28     int hidden;
29     int opengl;
30     int updates;
31     int idle_counter;
32     int ignore_hotkeys;
33     SDL_GLContext winctx;
34     QKbdState *kbd;
35 #ifdef CONFIG_OPENGL
36     QemuGLShader *gls;
37     egl_fb guest_fb;
38     egl_fb win_fb;
39     bool y0_top;
40     bool scanout_mode;
41 #endif
42 };
43 
44 void sdl2_window_create(struct sdl2_console *scon);
45 void sdl2_window_destroy(struct sdl2_console *scon);
46 void sdl2_window_resize(struct sdl2_console *scon);
47 void sdl2_poll_events(struct sdl2_console *scon);
48 
49 void sdl2_process_key(struct sdl2_console *scon,
50                       SDL_KeyboardEvent *ev);
51 
52 void sdl2_2d_update(DisplayChangeListener *dcl,
53                     int x, int y, int w, int h);
54 void sdl2_2d_switch(DisplayChangeListener *dcl,
55                     DisplaySurface *new_surface);
56 void sdl2_2d_refresh(DisplayChangeListener *dcl);
57 void sdl2_2d_redraw(struct sdl2_console *scon);
58 bool sdl2_2d_check_format(DisplayChangeListener *dcl,
59                           pixman_format_code_t format);
60 
61 void sdl2_gl_update(DisplayChangeListener *dcl,
62                     int x, int y, int w, int h);
63 void sdl2_gl_switch(DisplayChangeListener *dcl,
64                     DisplaySurface *new_surface);
65 void sdl2_gl_refresh(DisplayChangeListener *dcl);
66 void sdl2_gl_redraw(struct sdl2_console *scon);
67 
68 QEMUGLContext sdl2_gl_create_context(DisplayChangeListener *dcl,
69                                      QEMUGLParams *params);
70 void sdl2_gl_destroy_context(DisplayChangeListener *dcl, QEMUGLContext ctx);
71 int sdl2_gl_make_context_current(DisplayChangeListener *dcl,
72                                  QEMUGLContext ctx);
73 QEMUGLContext sdl2_gl_get_current_context(DisplayChangeListener *dcl);
74 
75 void sdl2_gl_scanout_disable(DisplayChangeListener *dcl);
76 void sdl2_gl_scanout_texture(DisplayChangeListener *dcl,
77                              uint32_t backing_id,
78                              bool backing_y_0_top,
79                              uint32_t backing_width,
80                              uint32_t backing_height,
81                              uint32_t x, uint32_t y,
82                              uint32_t w, uint32_t h);
83 void sdl2_gl_scanout_flush(DisplayChangeListener *dcl,
84                            uint32_t x, uint32_t y, uint32_t w, uint32_t h);
85 
86 #endif /* SDL2_H */
87