xref: /openbmc/qemu/include/ui/sdl2.h (revision c8cbc952)
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     DisplayGLCtx dgc;
20     DisplayChangeListener dcl;
21     DisplaySurface *surface;
22     DisplayOptions *opts;
23     SDL_Texture *texture;
24     SDL_Window *real_window;
25     SDL_Renderer *real_renderer;
26     int idx;
27     int last_vm_running; /* per console for caption reasons */
28     int x, y, w, h;
29     int hidden;
30     int opengl;
31     int updates;
32     int idle_counter;
33     int ignore_hotkeys;
34     SDL_GLContext winctx;
35     QKbdState *kbd;
36 #ifdef CONFIG_OPENGL
37     QemuGLShader *gls;
38     egl_fb guest_fb;
39     egl_fb win_fb;
40     bool y0_top;
41     bool scanout_mode;
42 #endif
43 };
44 
45 void sdl2_window_create(struct sdl2_console *scon);
46 void sdl2_window_destroy(struct sdl2_console *scon);
47 void sdl2_window_resize(struct sdl2_console *scon);
48 void sdl2_poll_events(struct sdl2_console *scon);
49 
50 void sdl2_process_key(struct sdl2_console *scon,
51                       SDL_KeyboardEvent *ev);
52 
53 void sdl2_2d_update(DisplayChangeListener *dcl,
54                     int x, int y, int w, int h);
55 void sdl2_2d_switch(DisplayChangeListener *dcl,
56                     DisplaySurface *new_surface);
57 void sdl2_2d_refresh(DisplayChangeListener *dcl);
58 void sdl2_2d_redraw(struct sdl2_console *scon);
59 bool sdl2_2d_check_format(DisplayChangeListener *dcl,
60                           pixman_format_code_t format);
61 
62 void sdl2_gl_update(DisplayChangeListener *dcl,
63                     int x, int y, int w, int h);
64 void sdl2_gl_switch(DisplayChangeListener *dcl,
65                     DisplaySurface *new_surface);
66 void sdl2_gl_refresh(DisplayChangeListener *dcl);
67 void sdl2_gl_redraw(struct sdl2_console *scon);
68 
69 QEMUGLContext sdl2_gl_create_context(DisplayGLCtx *dgc,
70                                      QEMUGLParams *params);
71 void sdl2_gl_destroy_context(DisplayGLCtx *dgc, QEMUGLContext ctx);
72 int sdl2_gl_make_context_current(DisplayGLCtx *dgc,
73                                  QEMUGLContext ctx);
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