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Diffstat (limited to 'libs/cairo-1.16.0/test/xcb-huge-subimage.c')
-rw-r--r--libs/cairo-1.16.0/test/xcb-huge-subimage.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/xcb-huge-subimage.c b/libs/cairo-1.16.0/test/xcb-huge-subimage.c
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--- /dev/null
+++ b/libs/cairo-1.16.0/test/xcb-huge-subimage.c
@@ -0,0 +1,81 @@
+/*
+ * Copyright © 2012 Uli Schlachter
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Author: Uli Schlachter <psychon@znc.in>
+ */
+
+#include "cairo-test.h"
+
+#define WIDTH 6000
+#define HEIGHT 6000
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+ cairo_surface_t *surface;
+ cairo_surface_t *image;
+ cairo_surface_t *subimage;
+ cairo_rectangle_int_t extents;
+ cairo_t *cr2;
+
+ extents.x = extents.y = 10;
+ extents.width = WIDTH - 20;
+ extents.height = HEIGHT - 20;
+
+ /* We use a similar surface to have way smaller ref images */
+ surface = cairo_surface_create_similar (cairo_get_target (cr),
+ CAIRO_CONTENT_COLOR_ALPHA,
+ WIDTH, HEIGHT);
+
+ /* First we have to defeat xcb's deferred clear */
+ cr2 = cairo_create (surface);
+ cairo_test_paint_checkered (cr2);
+ cairo_destroy (cr2);
+
+ /* Get us an image surface with a non-natural stride */
+ image = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
+ WIDTH, HEIGHT);
+ subimage = cairo_surface_map_to_image (image, &extents);
+
+ /* Paint the subimage to the similar surface and trigger the big upload */
+ cr2 = cairo_create (surface);
+ cairo_set_source_surface (cr2, subimage, 0, 0);
+ cairo_paint (cr2);
+ cairo_destroy (cr2);
+
+ /* Finally we make sure that errors aren't lost. */
+ cairo_surface_unmap_image (image, subimage);
+ cairo_set_source_surface (cr, surface, 0, 0);
+ cairo_paint (cr);
+ cairo_surface_destroy (image);
+ cairo_surface_destroy (surface);
+
+ return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (xcb_huge_subimage,
+ "Test if the maximum request size is honored",
+ "xcb", /* keywords */
+ NULL, /* requirements */
+ 2, 2,
+ NULL, draw)