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XCB/perf: implement boilerplate_xcb_synchronize for fair performance tests.

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It sure was nice when some tests showed XCB to be 1300 times faster
than Xlib though...
This commit is contained in:
Jamey Sharp 2006-10-29 13:48:14 -08:00
parent bc983700c4
commit 504ea250f7
1 changed files with 12 additions and 1 deletions
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13
boilerplate/cairo-boilerplate.c
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@ -787,6 +787,16 @@ typedef struct _xcb_target_closure
xcb_pixmap_t pixmap;
} xcb_target_closure_t;
static void
boilerplate_xcb_synchronize (void *closure)
{
xcb_target_closure_t *xtc = closure;
free (xcb_get_image_reply (xtc->c,
xcb_get_image (xtc->c, XCB_IMAGE_FORMAT_Z_PIXMAP,
xtc->pixmap, 0, 0, 1, 1, /* AllPlanes */ ~0UL),
0));
}
static cairo_surface_t *
create_xcb_surface (const char *name,
cairo_content_t content,
@ -1440,7 +1450,8 @@ cairo_boilerplate_target_t targets[] =
/* Acceleration architectures may make the results differ by a
* bit, so we set the error tolerance to 1. */
{ "xcb", CAIRO_SURFACE_TYPE_XCB, CAIRO_CONTENT_COLOR_ALPHA, 1,
create_xcb_surface, cairo_surface_write_to_png, cleanup_xcb},
create_xcb_surface, cairo_surface_write_to_png, cleanup_xcb,
boilerplate_xcb_synchronize},
#endif
#if CAIRO_HAS_XLIB_SURFACE
/* Acceleration architectures may make the results differ by a