src/lib/ecore_x/xlib/ecore_x_sync.c

   1 /*
   2  * XSync code
   3  */
   4
   5 #ifdef HAVE_CONFIG_H
   6 # include <config.h>
   7 #endif /* ifdef HAVE_CONFIG_H */
   8
   9 #include "Ecore.h"
  10 #include "ecore_x_private.h"
  11 #include "Ecore_X.h"
  12 #include "Ecore_X_Atoms.h"
  13
  14 EAPI Ecore_X_Sync_Alarm
  15 ecore_x_sync_alarm_new(Ecore_X_Sync_Counter counter)
  16 {
  17    Ecore_X_Sync_Alarm alarm;
  18    XSyncAlarmAttributes values;
  19    XSyncValue init;
  20
  21    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  22    XSyncIntToValue(&init, 0);
  23    XSyncSetCounter(_ecore_x_disp, counter, init);
  24
  25    values.trigger.counter = counter;
  26    values.trigger.value_type = XSyncAbsolute;
  27    XSyncIntToValue(&values.trigger.wait_value, 1);
  28    values.trigger.test_type = XSyncPositiveComparison;
  29
  30    XSyncIntToValue(&values.delta, 1);
  31
  32    values.events = True;
  33
  34    alarm = XSyncCreateAlarm(_ecore_x_disp,
  35                             XSyncCACounter |
  36                             XSyncCAValueType |
  37                             XSyncCAValue |
  38                             XSyncCATestType |
  39                             XSyncCADelta |
  40                             XSyncCAEvents,
  41                             &values);
  42
  43    ecore_x_sync();
  44    return alarm;
  45 }
  46
  47 EAPI Eina_Bool
  48 ecore_x_sync_alarm_free(Ecore_X_Sync_Alarm alarm)
  49 {
  50    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  51    return XSyncDestroyAlarm(_ecore_x_disp, alarm);
  52 }
  53
  54 EAPI Eina_Bool
  55 ecore_x_sync_counter_query(Ecore_X_Sync_Counter counter,
  56                            unsigned int *val)
  57 {
  58    XSyncValue value;
  59
  60    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  61    if (XSyncQueryCounter(_ecore_x_disp, counter, &value))
  62      {
  63         *val = (unsigned int)XSyncValueLow32(value);
  64         return EINA_TRUE;
  65      }
  66
  67    return EINA_FALSE;
  68 }
  69
  70 EAPI Ecore_X_Sync_Counter
  71 ecore_x_sync_counter_new(int val)
  72 {
  73    XSyncCounter counter;
  74    XSyncValue v;
  75
  76    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  77    XSyncIntToValue(&v, val);
  78    counter = XSyncCreateCounter(_ecore_x_disp, v);
  79    return counter;
  80 }
  81
  82 EAPI void
  83 ecore_x_sync_counter_free(Ecore_X_Sync_Counter counter)
  84 {
  85    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  86    XSyncDestroyCounter(_ecore_x_disp, counter);
  87 }
  88
  89 EAPI void
  90 ecore_x_sync_counter_inc(Ecore_X_Sync_Counter counter,
  91                          int by)
  92 {
  93    XSyncValue v;
  94
  95    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  96    XSyncIntToValue(&v, by);
  97    XSyncChangeCounter(_ecore_x_disp, counter, v);
  98 }
  99
 100 EAPI void
 101 ecore_x_sync_counter_val_wait(Ecore_X_Sync_Counter counter,
 102                               int val)
 103 {
 104    XSyncWaitCondition cond;
 105    XSyncValue v, v2;
 106
 107    LOGFN(__FILE__, __LINE__, __FUNCTION__);
 108    XSyncQueryCounter(_ecore_x_disp, counter, &v);
 109    XSyncIntToValue(&v, val);
 110    XSyncIntToValue(&v2, val + 1);
 111    cond.trigger.counter = counter;
 112    cond.trigger.value_type = XSyncAbsolute;
 113    cond.trigger.wait_value = v;
 114    cond.trigger.test_type = XSyncPositiveComparison;
 115    cond.event_threshold = v2;
 116    XSyncAwait(_ecore_x_disp, &cond, 1);
 117 //   XSync(_ecore_x_disp, False); // dont need this
 118 }
 119
 120 EAPI void
 121 ecore_x_sync_counter_set(Ecore_X_Sync_Counter counter,
 122                          int val)
 123 {
 124    XSyncValue v;
 125
 126    LOGFN(__FILE__, __LINE__, __FUNCTION__);
 127    XSyncIntToValue(&v, val);
 128    XSyncSetCounter(_ecore_x_disp, counter, v);
 129 }
 130
 131 EAPI void
 132 ecore_x_sync_counter_2_set(Ecore_X_Sync_Counter counter,
 133                            int val_hi,
 134                            unsigned int val_lo)
 135 {
 136    XSyncValue v;
 137
 138    LOGFN(__FILE__, __LINE__, __FUNCTION__);
 139    XSyncIntsToValue(&v, val_lo, val_hi);
 140    XSyncSetCounter(_ecore_x_disp, counter, v);
 141 }
 142
 143 EAPI Eina_Bool
 144 ecore_x_sync_counter_2_query(Ecore_X_Sync_Counter counter,
 145                              int *val_hi,
 146                              unsigned int *val_lo)
 147 {
 148    XSyncValue value;
 149
 150    LOGFN(__FILE__, __LINE__, __FUNCTION__);
 151    if (XSyncQueryCounter(_ecore_x_disp, counter, &value))
 152      {
 153         *val_lo = (unsigned int)XSyncValueLow32(value);
 154         *val_hi = (int)XSyncValueHigh32(value);
 155         return EINA_TRUE;
 156      }
 157    return EINA_FALSE;
 158 }
 159