src/lib/ecore_x/xlib/ecore_x_present.c

   1 #ifdef HAVE_CONFIG_H
   2 # include <config.h>
   3 #endif /* ifdef HAVE_CONFIG_H */
   4
   5 #include <stdlib.h>
   6
   7 #include "ecore_x_private.h"
   8 #include "Ecore_X.h"
   9
  10 int _ecore_x_present_major = 0;
  11 static Eina_Bool _ecore_x_present_exists = EINA_FALSE;
  12
  13 void
  14 _ecore_x_present_init(void)
  15 {
  16    ECORE_X_EVENT_PRESENT_CONFIGURE = ecore_event_type_new();
  17    ECORE_X_EVENT_PRESENT_COMPLETE = ecore_event_type_new();
  18    ECORE_X_EVENT_PRESENT_IDLE = ecore_event_type_new();
  19 #ifdef ECORE_XPRESENT
  20    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  21    _ecore_x_present_exists = XPresentQueryExtension(_ecore_x_disp, &_ecore_x_present_major, NULL, NULL);
  22 #endif
  23 }
  24
  25 #ifdef ECORE_XPRESENT
  26 #define SET(X) e->X = ev->X
  27
  28 static void
  29 _present_configure(XPresentConfigureNotifyEvent *ev)
  30 {
  31    Ecore_X_Event_Present_Configure *e;
  32
  33    e = calloc(1, sizeof(Ecore_X_Event_Present_Configure));
  34    if (!e) return;
  35
  36    e->win = ev->window;
  37    SET(x), SET(y);
  38    SET(width), SET(height);
  39    SET(off_x), SET(off_y);
  40    SET(pixmap_width), SET(pixmap_height);
  41    SET(pixmap_flags);
  42
  43    ecore_event_add(ECORE_X_EVENT_PRESENT_CONFIGURE, e, NULL, NULL);
  44 }
  45
  46 static void
  47 _present_complete(XPresentCompleteNotifyEvent *ev)
  48 {
  49    unsigned int mode[] =
  50    {
  51     [PresentCompleteModeCopy] = ECORE_X_PRESENT_COMPLETE_MODE_COPY,
  52     [PresentCompleteModeFlip] = ECORE_X_PRESENT_COMPLETE_MODE_FLIP,
  53     [PresentCompleteModeSkip] = ECORE_X_PRESENT_COMPLETE_MODE_SKIP,
  54    };
  55    Ecore_X_Event_Present_Complete *e;
  56
  57    e = calloc(1, sizeof(Ecore_X_Event_Present_Complete));
  58    if (!e) return;
  59
  60    e->win = ev->window;
  61    e->serial = ev->serial_number;
  62    SET(ust), SET(msc);
  63    e->kind = (ev->kind == 1); //libXpresent doesn't expose this...
  64    e->mode = mode[ev->mode];
  65    ecore_event_add(ECORE_X_EVENT_PRESENT_COMPLETE, e, NULL, NULL);
  66 }
  67
  68 static void
  69 _present_idle(XPresentIdleNotifyEvent *ev)
  70 {
  71    Ecore_X_Event_Present_Idle *e;
  72
  73    e = calloc(1, sizeof(Ecore_X_Event_Present_Idle));
  74    if (!e) return;
  75
  76    e->win = ev->window;
  77    e->serial = ev->serial_number;
  78    SET(pixmap);
  79    SET(idle_fence);
  80    ecore_event_add(ECORE_X_EVENT_PRESENT_IDLE, e, NULL, NULL);
  81 }
  82 #undef SET
  83
  84 void
  85 _ecore_x_present_handler(XGenericEvent *ge)
  86 {
  87    XGenericEventCookie *gec = (XGenericEventCookie*)ge;
  88
  89    if (XGetEventData(_ecore_x_disp, gec))
  90      {
  91         switch (gec->evtype)
  92           {
  93            case PresentConfigureNotify:
  94              _present_configure(gec->data);
  95              break;
  96            case PresentCompleteNotify:
  97              _present_complete(gec->data);
  98              break;
  99            case PresentIdleNotify:
 100              _present_idle(gec->data);
 101              break;
 102            default: break;
 103           }
 104      }
 105    XFreeEventData(_ecore_x_disp, gec);
 106 }
 107 #endif
 108
 109 EAPI void
 110 ecore_x_present_select_events(Ecore_X_Window win, unsigned int events)
 111 {
 112 #ifdef ECORE_XPRESENT
 113    XPresentSelectInput(_ecore_x_disp, win, events);
 114    if (_ecore_xlib_sync) ecore_x_sync();
 115 #else
 116    (void)win;
 117    (void)events;
 118 #endif
 119 }
 120
 121 EAPI void
 122 ecore_x_present_notify_msc(Ecore_X_Window win, unsigned int serial, unsigned long long target_msc, unsigned long long divisor, unsigned long long remainder)
 123 {
 124 #ifdef ECORE_XPRESENT
 125    XPresentNotifyMSC(_ecore_x_disp, win, serial, target_msc, divisor, remainder);
 126    if (_ecore_xlib_sync) ecore_x_sync();
 127 #else
 128    (void)win;
 129    (void)serial;
 130    (void)target_msc;
 131    (void)divisor;
 132    (void)remainder;
 133 #endif
 134 }
 135
 136 EAPI void
 137 ecore_x_present_pixmap(Ecore_X_Window win, Ecore_X_Pixmap pixmap, unsigned int serial, Ecore_X_Region valid,
 138                        Ecore_X_Region update, int x_off, int y_off, Ecore_X_Randr_Crtc target_crtc,
 139                        Ecore_X_Sync_Fence wait_fence, Ecore_X_Sync_Fence idle_fence, unsigned int options,
 140                        unsigned long long target_msc, unsigned long long divisor, unsigned long long remainder,
 141                        Ecore_X_Present *notifies, int num_notifies)
 142 {
 143 #ifdef ECORE_XPRESENT
 144    XPresentPixmap(_ecore_x_disp, win, pixmap, serial, valid, update,
 145                   x_off, y_off, target_crtc, wait_fence, idle_fence, options, target_msc,
 146                   divisor, remainder, (XPresentNotify*)notifies, num_notifies);
 147    if (_ecore_xlib_sync) ecore_x_sync();
 148 #else
 149    (void)win;
 150    (void)pixmap;
 151    (void)serial;
 152    (void)valid;
 153    (void)update,
 154    (void)x_off;
 155    (void)y_off;
 156    (void)target_crtc;
 157    (void)wait_fence;
 158    (void)idle_fence;
 159    (void)options;
 160    (void)target_msc,
 161    (void)divisor;
 162    (void)remainder;
 163    (void)notifies;
 164    (void)num_notifies;
 165 #endif
 166 }
 167
 168 EAPI Eina_Bool
 169 ecore_x_present_exists(void)
 170 {
 171    return _ecore_x_present_exists;
 172 }