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-rw-r--r--boilerplate/cairo-boilerplate.c68
-rw-r--r--boilerplate/cairo-boilerplate.h1
-rw-r--r--test/cairo-test.c40
3 files changed, 40 insertions, 69 deletions
diff --git a/boilerplate/cairo-boilerplate.c b/boilerplate/cairo-boilerplate.c
index 3026e6338..8f2df72c7 100644
--- a/boilerplate/cairo-boilerplate.c
+++ b/boilerplate/cairo-boilerplate.c
@@ -1342,82 +1342,85 @@ cleanup_svg (void *closure)
cairo_test_target_t targets[] =
{
- { "image", CAIRO_SURFACE_TYPE_IMAGE, CAIRO_CONTENT_COLOR_ALPHA,
+ /* I'm uncompromising about leaving the image backend as 0
+ * for tolerance. There shouldn't ever be anything that is out of
+ * our control here. */
+ { "image", CAIRO_SURFACE_TYPE_IMAGE, CAIRO_CONTENT_COLOR_ALPHA, 0,
create_image_surface, cairo_surface_write_to_png, NULL},
- { "image", CAIRO_SURFACE_TYPE_IMAGE, CAIRO_CONTENT_COLOR,
+ { "image", CAIRO_SURFACE_TYPE_IMAGE, CAIRO_CONTENT_COLOR, 0,
create_image_surface, cairo_surface_write_to_png, NULL},
#ifdef CAIRO_HAS_TEST_SURFACES
{ "test-fallback", CAIRO_INTERNAL_SURFACE_TYPE_TEST_FALLBACK,
- CAIRO_CONTENT_COLOR_ALPHA,
+ CAIRO_CONTENT_COLOR_ALPHA, 0,
create_test_fallback_surface, cairo_surface_write_to_png, NULL },
{ "test-fallback", CAIRO_INTERNAL_SURFACE_TYPE_TEST_FALLBACK,
- CAIRO_CONTENT_COLOR,
+ CAIRO_CONTENT_COLOR, 0,
create_test_fallback_surface, cairo_surface_write_to_png, NULL },
{ "test-meta", CAIRO_INTERNAL_SURFACE_TYPE_TEST_META,
- CAIRO_CONTENT_COLOR_ALPHA,
+ CAIRO_CONTENT_COLOR_ALPHA, 0,
create_test_meta_surface, cairo_surface_write_to_png, NULL },
{ "test-meta", CAIRO_INTERNAL_SURFACE_TYPE_TEST_META,
- CAIRO_CONTENT_COLOR,
+ CAIRO_CONTENT_COLOR, 0,
create_test_meta_surface, cairo_surface_write_to_png, NULL },
{ "test-paginated", CAIRO_INTERNAL_SURFACE_TYPE_TEST_PAGINATED,
- CAIRO_CONTENT_COLOR_ALPHA,
+ CAIRO_CONTENT_COLOR_ALPHA, 0,
create_test_paginated_surface,
test_paginated_write_to_png,
cleanup_test_paginated },
{ "test-paginated", CAIRO_INTERNAL_SURFACE_TYPE_TEST_PAGINATED,
- CAIRO_CONTENT_COLOR,
+ CAIRO_CONTENT_COLOR, 0,
create_test_paginated_surface,
test_paginated_write_to_png,
cleanup_test_paginated },
#endif
#ifdef CAIRO_HAS_GLITZ_SURFACE
#if CAIRO_CAN_TEST_GLITZ_GLX_SURFACE
- { "glitz-glx", CAIRO_SURFACE_TYPE_GLITZ,CAIRO_CONTENT_COLOR_ALPHA,
+ { "glitz-glx", CAIRO_SURFACE_TYPE_GLITZ,CAIRO_CONTENT_COLOR_ALPHA, 0,
create_cairo_glitz_glx_surface, cairo_surface_write_to_png,
cleanup_cairo_glitz_glx },
- { "glitz-glx", CAIRO_SURFACE_TYPE_GLITZ, CAIRO_CONTENT_COLOR,
+ { "glitz-glx", CAIRO_SURFACE_TYPE_GLITZ, CAIRO_CONTENT_COLOR, 0,
create_cairo_glitz_glx_surface, cairo_surface_write_to_png,
cleanup_cairo_glitz_glx },
#endif
#if CAIRO_CAN_TEST_GLITZ_AGL_SURFACE
- { "glitz-agl", CAIRO_SURFACE_TYPE_GLITZ, CAIRO_CONTENT_COLOR_ALPHA,
+ { "glitz-agl", CAIRO_SURFACE_TYPE_GLITZ, CAIRO_CONTENT_COLOR_ALPHA, 0,
create_cairo_glitz_agl_surface, cairo_surface_write_to_png,
cleanup_cairo_glitz_agl },
- { "glitz-agl", CAIRO_SURFACE_TYPE_GLITZ, CAIRO_CONTENT_COLOR,
+ { "glitz-agl", CAIRO_SURFACE_TYPE_GLITZ, CAIRO_CONTENT_COLOR, 0,
create_cairo_glitz_agl_surface, cairo_surface_write_to_png,
cleanup_cairo_glitz_agl },
#endif
#if CAIRO_CAN_TEST_GLITZ_WGL_SURFACE
- { "glitz-wgl", CAIRO_SURFACE_TYPE_GLITZ, CAIRO_CONTENT_COLOR_ALPHA,
+ { "glitz-wgl", CAIRO_SURFACE_TYPE_GLITZ, CAIRO_CONTENT_COLOR_ALPHA, 0,
create_cairo_glitz_wgl_surface, cairo_surface_write_to_png,
cleanup_cairo_glitz_wgl },
- { "glitz-wgl", CAIRO_SURFACE_TYPE_GLITZ, CAIRO_CONTENT_COLOR,
+ { "glitz-wgl", CAIRO_SURFACE_TYPE_GLITZ, CAIRO_CONTENT_COLOR, 0,
create_cairo_glitz_wgl_surface, cairo_surface_write_to_png,
cleanup_cairo_glitz_wgl },
#endif
#endif /* CAIRO_HAS_GLITZ_SURFACE */
#if 0 && CAIRO_HAS_QUARTZ_SURFACE
- { "quartz", CAIRO_SURFACE_TYPE_QUARTZ, CAIRO_CONTENT_COLOR,
+ { "quartz", CAIRO_SURFACE_TYPE_QUARTZ, CAIRO_CONTENT_COLOR, 0,
create_quartz_surface, cairo_surface_write_to_png,
cleanup_quartz },
#endif
#if CAIRO_HAS_WIN32_SURFACE
- { "win32", CAIRO_SURFACE_TYPE_WIN32, CAIRO_CONTENT_COLOR,
+ { "win32", CAIRO_SURFACE_TYPE_WIN32, CAIRO_CONTENT_COLOR, 0,
create_win32_surface, cairo_surface_write_to_png, cleanup_win32 },
#endif
#if CAIRO_HAS_XCB_SURFACE
- { "xcb", CAIRO_SURFACE_TYPE_XCB, CAIRO_CONTENT_COLOR_ALPHA,
+ { "xcb", CAIRO_SURFACE_TYPE_XCB, CAIRO_CONTENT_COLOR_ALPHA, 0,
create_xcb_surface, cairo_surface_write_to_png, cleanup_xcb},
#endif
#if CAIRO_HAS_XLIB_SURFACE
- { "xlib", CAIRO_SURFACE_TYPE_XLIB, CAIRO_CONTENT_COLOR_ALPHA,
+ { "xlib", CAIRO_SURFACE_TYPE_XLIB, CAIRO_CONTENT_COLOR_ALPHA, 0,
create_xlib_surface, cairo_surface_write_to_png, cleanup_xlib},
- { "xlib", CAIRO_SURFACE_TYPE_XLIB, CAIRO_CONTENT_COLOR,
+ { "xlib", CAIRO_SURFACE_TYPE_XLIB, CAIRO_CONTENT_COLOR, 0,
create_xlib_surface, cairo_surface_write_to_png, cleanup_xlib},
#endif
#if CAIRO_HAS_PS_SURFACE
{ "ps", CAIRO_SURFACE_TYPE_PS,
- CAIRO_TEST_CONTENT_COLOR_ALPHA_FLATTENED,
+ CAIRO_TEST_CONTENT_COLOR_ALPHA_FLATTENED, 0,
create_ps_surface, ps_surface_write_to_png, cleanup_ps },
/* XXX: We expect type image here only due to a limitation in
@@ -1428,12 +1431,12 @@ cairo_test_target_t targets[] =
* have source support for PS/meta-surfaces, so the
* create_similar path for all paginated surfaces currently
* returns an image surface.*/
- { "ps", CAIRO_SURFACE_TYPE_IMAGE, CAIRO_CONTENT_COLOR,
+ { "ps", CAIRO_SURFACE_TYPE_IMAGE, CAIRO_CONTENT_COLOR, 0,
create_ps_surface, ps_surface_write_to_png, cleanup_ps },
#endif
#if CAIRO_HAS_PDF_SURFACE && CAIRO_CAN_TEST_PDF_SURFACE
{ "pdf", CAIRO_SURFACE_TYPE_PDF,
- CAIRO_TEST_CONTENT_COLOR_ALPHA_FLATTENED,
+ CAIRO_TEST_CONTENT_COLOR_ALPHA_FLATTENED, 0,
create_pdf_surface, pdf_surface_write_to_png, cleanup_pdf },
/* XXX: We expect type image here only due to a limitation in
@@ -1444,28 +1447,33 @@ cairo_test_target_t targets[] =
* have source support for PDF/meta-surfaces, so the
* create_similar path for all paginated surfaces currently
* returns an image surface.*/
- { "pdf", CAIRO_SURFACE_TYPE_IMAGE, CAIRO_CONTENT_COLOR,
+ { "pdf", CAIRO_SURFACE_TYPE_IMAGE, CAIRO_CONTENT_COLOR, 0,
create_pdf_surface, pdf_surface_write_to_png, cleanup_pdf },
#endif
#if CAIRO_HAS_SVG_SURFACE && CAIRO_CAN_TEST_SVG_SURFACE
- { "svg", CAIRO_SURFACE_TYPE_SVG, CAIRO_CONTENT_COLOR_ALPHA,
+ /* It seems we should be able to round-trip SVG content perfrectly
+ * through librsvg and cairo, but for some mysterious reason, some
+ * systems get an error of 1 for some pixels on some of the text
+ * tests. XXX: I'd still like to chase these down at some point.
+ * For now just set teh svg error tolerance to 1. */
+ { "svg", CAIRO_SURFACE_TYPE_SVG, CAIRO_CONTENT_COLOR_ALPHA, 1,
create_svg_surface, svg_surface_write_to_png, cleanup_svg },
- { "svg", CAIRO_INTERNAL_SURFACE_TYPE_META, CAIRO_CONTENT_COLOR,
+ { "svg", CAIRO_INTERNAL_SURFACE_TYPE_META, CAIRO_CONTENT_COLOR, 1,
create_svg_surface, svg_surface_write_to_png, cleanup_svg },
#endif
#if CAIRO_HAS_BEOS_SURFACE
- { "beos", CAIRO_SURFACE_TYPE_BEOS, CAIRO_CONTENT_COLOR,
+ { "beos", CAIRO_SURFACE_TYPE_BEOS, CAIRO_CONTENT_COLOR, 0,
create_beos_surface, cairo_surface_write_to_png, cleanup_beos},
- { "beos-bitmap", CAIRO_SURFACE_TYPE_BEOS, CAIRO_CONTENT_COLOR,
+ { "beos-bitmap", CAIRO_SURFACE_TYPE_BEOS, CAIRO_CONTENT_COLOR, 0,
create_beos_bitmap_surface, cairo_surface_write_to_png, cleanup_beos_bitmap},
- { "beos-bitmap", CAIRO_SURFACE_TYPE_BEOS, CAIRO_CONTENT_COLOR_ALPHA,
+ { "beos-bitmap", CAIRO_SURFACE_TYPE_BEOS, CAIRO_CONTENT_COLOR_ALPHA, 0,
create_beos_bitmap_surface, cairo_surface_write_to_png, cleanup_beos_bitmap},
#endif
#if CAIRO_HAS_DIRECTFB_SURFACE
- { "directfb", CAIRO_SURFACE_TYPE_DIRECTFB, CAIRO_CONTENT_COLOR,
+ { "directfb", CAIRO_SURFACE_TYPE_DIRECTFB, CAIRO_CONTENT_COLOR, 0,
create_directfb_surface, cairo_surface_write_to_png, cleanup_directfb},
- { "directfb-bitmap", CAIRO_SURFACE_TYPE_DIRECTFB, CAIRO_CONTENT_COLOR_ALPHA,
+ { "directfb-bitmap", CAIRO_SURFACE_TYPE_DIRECTFB, CAIRO_CONTENT_COLOR_ALPHA, 0,
create_directfb_bitmap_surface, cairo_surface_write_to_png,cleanup_directfb},
#endif
diff --git a/boilerplate/cairo-boilerplate.h b/boilerplate/cairo-boilerplate.h
index 481035337..ea9ccf307 100644
--- a/boilerplate/cairo-boilerplate.h
+++ b/boilerplate/cairo-boilerplate.h
@@ -75,6 +75,7 @@ typedef struct _cairo_test_target
const char *name;
cairo_surface_type_t expected_type;
cairo_content_t content;
+ int error_tolerance;
cairo_test_create_target_surface_t create_target_surface;
cairo_test_write_to_png_t write_to_png;
cairo_test_cleanup_target_t cleanup_target;
diff --git a/test/cairo-test.c b/test/cairo-test.c
index cceed296a..a43551f8f 100644
--- a/test/cairo-test.c
+++ b/test/cairo-test.c
@@ -85,44 +85,6 @@ const char *srcdir;
* an nonrecoverable fashion. */
jmp_buf jmpbuf;
-/* What's the maximum single-channel difference we will tolerate and
- * still allow a test to pass? */
-static unsigned int
-target_tolerance (cairo_test_target_t *target)
-{
- switch (target->expected_type) {
- /* I'm uncompromising about leaving the image backend as no
- * tolerance. There's shouldn't ever be anything that is out of
- * our control here. */
- case CAIRO_SURFACE_TYPE_IMAGE:
- return 0;
-
- /* It seems we should be able to round-trip SVG content perfrectly
- * through librsvg and cairo, but for some mysterious reason, some
- * systems get an error of 1 for some pixels on some of the text
- * tests. XXX: I'd still like to chase these down at some point. */
- case CAIRO_SURFACE_TYPE_SVG:
- return 1;
-
- /* Everything else gets the no-tolerance policy. It would actually
- * be nice to go through some of the backends and see * if it
- * wouldn't make sense to increase this. For example, * could we
- * use a small value here for the PS backend and * eliminate some
- * of the ps-specific reference images? */
- case CAIRO_SURFACE_TYPE_PDF:
- case CAIRO_SURFACE_TYPE_PS:
- case CAIRO_SURFACE_TYPE_XLIB:
- case CAIRO_SURFACE_TYPE_XCB:
- case CAIRO_SURFACE_TYPE_GLITZ:
- case CAIRO_SURFACE_TYPE_QUARTZ:
- case CAIRO_SURFACE_TYPE_WIN32:
- case CAIRO_SURFACE_TYPE_BEOS:
- case CAIRO_SURFACE_TYPE_DIRECTFB:
- default:
- return 0;
- }
-}
-
void
cairo_test_init (const char *test_name)
{
@@ -365,7 +327,7 @@ cairo_test_for_target (cairo_test_t *test,
if (result.pixels_changed) {
cairo_test_log ("%d pixels differ (with maximum difference of %d) from reference image %s\n",
result.pixels_changed, result.max_diff, ref_name);
- if (result.max_diff > target_tolerance (target)) {
+ if (result.max_diff > target->error_tolerance) {
ret = CAIRO_TEST_FAILURE;
goto UNWIND_CAIRO;
}