LXR qemu/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
   9/* with Alpine / muslc SDL headers pull in directfb headers
  10 * which in turn trigger warning about redundant decls for
  11 * direct_waitqueue_deinit.
  12 */
  13#pragma GCC diagnostic push
  14#pragma GCC diagnostic ignored "-Wredundant-decls"
  15
  16#include <SDL_syswm.h>
  17
  18#pragma GCC diagnostic pop
  19
  20#ifdef CONFIG_SDL_IMAGE
  21# include <SDL_image.h>
  22#endif
  23
  24#include "ui/kbd-state.h"
  25#ifdef CONFIG_OPENGL
  26# include "ui/egl-helpers.h"
  27#endif
  28
  29struct sdl2_console {
  30    DisplayGLCtx dgc;
  31    DisplayChangeListener dcl;
  32    DisplaySurface *surface;
  33    DisplayOptions *opts;
  34    SDL_Texture *texture;
  35    SDL_Window *real_window;
  36    SDL_Renderer *real_renderer;
  37    int idx;
  38    int last_vm_running; /* per console for caption reasons */
  39    int x, y, w, h;
  40    int hidden;
  41    int opengl;
  42    int updates;
  43    int idle_counter;
  44    int ignore_hotkeys;
  45    SDL_GLContext winctx;
  46    QKbdState *kbd;
  47#ifdef CONFIG_OPENGL
  48    QemuGLShader *gls;
  49    egl_fb guest_fb;
  50    egl_fb win_fb;
  51    bool y0_top;
  52    bool scanout_mode;
  53#endif
  54};
  55
  56void sdl2_window_create(struct sdl2_console *scon);
  57void sdl2_window_destroy(struct sdl2_console *scon);
  58void sdl2_window_resize(struct sdl2_console *scon);
  59void sdl2_poll_events(struct sdl2_console *scon);
  60
  61void sdl2_process_key(struct sdl2_console *scon,
  62                      SDL_KeyboardEvent *ev);
  63
  64void sdl2_2d_update(DisplayChangeListener *dcl,
  65                    int x, int y, int w, int h);
  66void sdl2_2d_switch(DisplayChangeListener *dcl,
  67                    DisplaySurface *new_surface);
  68void sdl2_2d_refresh(DisplayChangeListener *dcl);
  69void sdl2_2d_redraw(struct sdl2_console *scon);
  70bool sdl2_2d_check_format(DisplayChangeListener *dcl,
  71                          pixman_format_code_t format);
  72
  73void sdl2_gl_update(DisplayChangeListener *dcl,
  74                    int x, int y, int w, int h);
  75void sdl2_gl_switch(DisplayChangeListener *dcl,
  76                    DisplaySurface *new_surface);
  77void sdl2_gl_refresh(DisplayChangeListener *dcl);
  78void sdl2_gl_redraw(struct sdl2_console *scon);
  79
  80QEMUGLContext sdl2_gl_create_context(DisplayGLCtx *dgc,
  81                                     QEMUGLParams *params);
  82void sdl2_gl_destroy_context(DisplayGLCtx *dgc, QEMUGLContext ctx);
  83int sdl2_gl_make_context_current(DisplayGLCtx *dgc,
  84                                 QEMUGLContext ctx);
  85
  86void sdl2_gl_scanout_disable(DisplayChangeListener *dcl);
  87void sdl2_gl_scanout_texture(DisplayChangeListener *dcl,
  88                             uint32_t backing_id,
  89                             bool backing_y_0_top,
  90                             uint32_t backing_width,
  91                             uint32_t backing_height,
  92                             uint32_t x, uint32_t y,
  93                             uint32_t w, uint32_t h);
  94void sdl2_gl_scanout_flush(DisplayChangeListener *dcl,
  95                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
  96
  97#endif /* SDL2_H */
  98