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trace: Add breadcrumb for cairo_image_surface_get_data()

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Just emit a marker for when cairo_image_surface_get_data() is called on
a surface so that we have a breadcrumb for when the pixels are first
exported. (Though note that pointer may be kept around and used much
later.)

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2012-03-15 11:58:51 +00:00
parent efb2018309
commit f5b5fad66e
1 changed files with 22 additions and 0 deletions
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22
util/cairo-trace/trace.c
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@ -3510,6 +3510,24 @@ cairo_image_surface_create_for_data (unsigned char *data, cairo_format_t format,
return ret;
}
unsigned char *
cairo_image_surface_get_data (cairo_surface_t *surface)
{
unsigned char *ptr;
/* Just leave some breadcrumbs */
_enter_trace ();
_emit_line_info ();
if (surface != NULL && _write_lock ()) {
_trace_printf ("%% s%ld get-data\n", _get_surface_id (surface));
_write_unlock ();
}
ptr = DLCALL (cairo_image_surface_get_data, surface);
_exit_trace ();
return ptr;
}
cairo_pattern_t *
cairo_pattern_create_raster_source (void *data, cairo_content_t content, int width, int height)
{
@ -3746,6 +3764,10 @@ cairo_surface_flush (cairo_surface_t *surface)
{
_enter_trace ();
_emit_line_info ();
if (surface != NULL && _write_lock ()) {
_trace_printf ("%% s%ld flush\n", _get_surface_id (surface));
_write_unlock ();
}
DLCALL (cairo_surface_flush, surface);
_exit_trace ();
}