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cogl-gles2-context: use new _add_frame_callback api

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This updates cogl-gles2-context to use the new
cogl_onscreen_add_frame_callback() api to use _SYNC events for
throttling.

(cherry picked from commit 2063306645e32ceb3252ebcd2eebd33c879d7fbe)
This commit is contained in:
Robert Bragg 2013-01-29 16:08:36 +00:00
parent 4347f33917
commit adfb561258
1 changed files with 10 additions and 12 deletions
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22
examples/cogl-gles2-context.c
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@ -50,19 +50,16 @@ paint_cb (void *user_data)
cogl_onscreen_swap_buffers (COGL_ONSCREEN (data->fb));
/* If the driver can deliver swap complete events then we can remove
* the idle paint callback until we next get a swap complete event
* otherwise we keep the idle paint callback installed and simply
* paint as fast as the driver will allow... */
if (cogl_has_feature (data->ctx, COGL_FEATURE_ID_SWAP_BUFFERS_EVENT))
return FALSE; /* remove the callback */
else
return TRUE;
return FALSE; /* remove the callback */
}
static void
swap_complete_cb (CoglFramebuffer *framebuffer, void *user_data)
frame_event_cb (CoglOnscreen *onscreen,
CoglFrameEvent event,
CoglFrameInfo *info,
void *user_data)
{
if (event == COGL_FRAME_EVENT_SYNC)
g_idle_add (paint_cb, user_data);
}
@ -128,9 +125,10 @@ main (int argc, char **argv)
g_source_attach (cogl_source, NULL);
if (cogl_has_feature (data.ctx, COGL_FEATURE_ID_SWAP_BUFFERS_EVENT))
cogl_onscreen_add_swap_buffers_callback (COGL_ONSCREEN (data.fb),
swap_complete_cb, &data);
cogl_onscreen_add_frame_callback (COGL_ONSCREEN (data.fb),
frame_event_cb,
&data,
NULL); /* destroy notify */
g_idle_add (paint_cb, &data);