src/modules/comp/e_mod_comp_wl.c

   1 #include "e.h"
   2 #include "e_mod_main.h"
   3 #ifdef HAVE_WAYLAND_CLIENTS
   4 # include <xcb/xcb_image.h>
   5 # include "e_mod_comp_wl.h"
   6 # include "e_mod_comp_wl_comp.h"
   7 # include "e_mod_comp_wl_output.h"
   8 # include "e_mod_comp_wl_input.h"
   9 # include "e_mod_comp_wl_shell.h"
  10 #endif
  11
  12 /* local function prototypes */
  13 static Eina_Bool _e_mod_comp_wl_fd_handle(void *data, Ecore_Fd_Handler *hdl __UNUSED__);
  14
  15 /* private variables */
  16 static Ecore_Fd_Handler *_wl_fd_handler = NULL;
  17
  18 /* extern variables */
  19 struct wl_display *_wl_disp;
  20
  21 Eina_Bool
  22 e_mod_comp_wl_init(void)
  23 {
  24    struct wl_event_loop *loop;
  25    int fd = 0;
  26
  27    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  28
  29    /* init wayland display */
  30    if (!(_wl_disp = wl_display_create()))
  31      {
  32         EINA_LOG_ERR("Failed to create wayland display\n");
  33         return EINA_FALSE;
  34      }
  35
  36    if (wl_display_add_socket(_wl_disp, NULL))
  37      {
  38         wl_display_terminate(_wl_disp);
  39         EINA_LOG_ERR("Failed to add socket to wayland display\n");
  40         return EINA_FALSE;
  41      }
  42
  43    /* init a wayland compositor ?? */
  44    if (!e_mod_comp_wl_comp_init())
  45      {
  46         wl_display_terminate(_wl_disp);
  47         EINA_LOG_ERR("Failed to create wayland compositor\n");
  48         return EINA_FALSE;
  49      }
  50
  51    /* init output */
  52    if (!e_mod_comp_wl_output_init())
  53      {
  54         e_mod_comp_wl_comp_shutdown();
  55         wl_display_terminate(_wl_disp);
  56         EINA_LOG_ERR("Failed to create wayland output\n");
  57         return EINA_FALSE;
  58      }
  59
  60    /* init input */
  61    if (!e_mod_comp_wl_input_init())
  62      {
  63         e_mod_comp_wl_output_shutdown();
  64         e_mod_comp_wl_comp_shutdown();
  65         wl_display_terminate(_wl_disp);
  66         EINA_LOG_ERR("Failed to create wayland input\n");
  67         return EINA_FALSE;
  68      }
  69
  70    /* init a wayland shell */
  71    if (!e_mod_comp_wl_shell_init())
  72      {
  73         e_mod_comp_wl_input_shutdown();
  74         e_mod_comp_wl_output_shutdown();
  75         e_mod_comp_wl_comp_shutdown();
  76         wl_display_terminate(_wl_disp);
  77         EINA_LOG_ERR("Failed to create wayland shell\n");
  78         return EINA_FALSE;
  79      }
  80
  81    loop = wl_display_get_event_loop(_wl_disp);
  82    fd = wl_event_loop_get_fd(loop);
  83
  84    _wl_fd_handler =
  85      ecore_main_fd_handler_add(fd, ECORE_FD_READ,
  86                                _e_mod_comp_wl_fd_handle, NULL, NULL, NULL);
  87
  88    wl_event_loop_dispatch(loop, 0);
  89
  90    return EINA_TRUE;
  91 }
  92
  93 void
  94 e_mod_comp_wl_shutdown(void)
  95 {
  96    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  97
  98    if (_wl_fd_handler)
  99      ecore_main_fd_handler_del(_wl_fd_handler);
 100    _wl_fd_handler = NULL;
 101
 102    e_mod_comp_wl_shell_shutdown();
 103    e_mod_comp_wl_input_shutdown();
 104    e_mod_comp_wl_output_shutdown();
 105    e_mod_comp_wl_comp_shutdown();
 106
 107    if (_wl_disp) wl_display_terminate(_wl_disp);
 108    _wl_disp = NULL;
 109 }
 110
 111 uint32_t
 112 e_mod_comp_wl_time_get(void)
 113 {
 114    struct timeval tv;
 115
 116    gettimeofday(&tv, NULL);
 117    return tv.tv_sec * 1000 + tv.tv_usec / 1000;
 118 }
 119
 120 Ecore_X_Pixmap
 121 e_mod_comp_wl_pixmap_get(Ecore_X_Window win)
 122 {
 123    Wayland_Compositor *comp;
 124    Wayland_Surface *ws;
 125 //   struct wl_list *list;
 126    Ecore_X_Pixmap pmap = 0;
 127
 128    LOGFN(__FILE__, __LINE__, __FUNCTION__);
 129
 130    comp = e_mod_comp_wl_comp_get();
 131    if (wl_list_empty(&comp->surfaces)) return 0;
 132
 133 //   list = &comp->surfaces;
 134    wl_list_for_each(ws, &comp->surfaces, link)
 135    {
 136       if (!ws->buffer) continue;
 137       if (((ws->win) && (ws->win->border))
 138           && (ws->win->border->win == win))
 139         {
 140            Ecore_X_Connection *conn;
 141            Ecore_X_GC gc;
 142            uint8_t *pix = 0;
 143            int depth;
 144
 145            if (ws->buffer)
 146              {
 147                 if (wl_buffer_is_shm(ws->buffer))
 148                   pix = (uint8_t *)wl_shm_buffer_get_data(ws->buffer);
 149                 else
 150                   {
 151                      if (ws->texture) pix = (uint8_t *)ws->texture;
 152                      else if (ws->saved_texture)
 153                        pix = (uint8_t *)ws->saved_texture;
 154                   }
 155              }
 156            else if (ws->image)
 157              {
 158                 if (ws->texture) pix = (uint8_t *)ws->texture;
 159                 else if (ws->saved_texture)
 160                   pix = (uint8_t *)ws->saved_texture;
 161              }
 162
 163            if (!pix) return 0;
 164
 165            depth = ecore_x_window_depth_get(win);
 166            conn = ecore_x_connection_get();
 167
 168            pmap = xcb_generate_id(conn);
 169            xcb_create_pixmap(conn, depth, pmap, win, ws->w, ws->h);
 170
 171            gc = ecore_x_gc_new(pmap, 0, NULL);
 172            xcb_put_image(conn, 2, pmap, gc, ws->w, ws->h,
 173                          0, 0, 0, depth,
 174                          (ws->w * ws->h * sizeof(int)), pix);
 175            ecore_x_gc_free(gc);
 176         }
 177    }
 178
 179    return pmap;
 180 }
 181
 182 /* local functions */
 183 static Eina_Bool
 184 _e_mod_comp_wl_fd_handle(void *data __UNUSED__, Ecore_Fd_Handler *hdl __UNUSED__)
 185 {
 186    struct wl_event_loop *loop;
 187
 188    loop = wl_display_get_event_loop(_wl_disp);
 189    wl_event_loop_dispatch(loop, 0);
 190    return ECORE_CALLBACK_RENEW;
 191 }
 192