1 files changed, 80 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/mask-ctm.c b/libs/cairo-1.16.0/test/mask-ctm.c
new file mode 100644
index 0000000..205ab06
--- /dev/null
+++ b/libs/cairo-1.16.0/test/mask-ctm.c
@@ -0,0 +1,80 @@
+/*
+ * Copyright © 2005 Red Hat, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software
+ * and its documentation for any purpose is hereby granted without
+ * fee, provided that the above copyright notice appear in all copies
+ * and that both that copyright notice and this permission notice
+ * appear in supporting documentation, and that the name of
+ * Red Hat, Inc. not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Red Hat, Inc. makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL,
+ * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
+ * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Carl D. Worth <cworth@cworth.org>
+ */
+
+#include "cairo-test.h"
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+    cairo_surface_t *mask_surface;
+    cairo_pattern_t *mask;
+    uint32_t data[] = {
+	0x80000000, 0x80000000,
+	0x80000000, 0x80000000,
+    };
+    cairo_matrix_t matrix;
+
+    mask_surface = cairo_image_surface_create_for_data ((unsigned char *) data,
+							CAIRO_FORMAT_ARGB32, 2, 2, 8);
+    mask = cairo_pattern_create_for_surface (mask_surface);
+
+    cairo_set_source_rgb (cr, 1.0, 0, 0);
+
+    /* We can translate with the CTM, with the pattern matrix, or with
+     * both. */
+
+    /* 1. CTM alone. */
+    cairo_save (cr);
+    {
+	cairo_translate (cr, 2, 2);
+	cairo_mask (cr, mask);
+    }
+    cairo_restore (cr);
+
+    /* 2. Pattern matrix alone. */
+    cairo_matrix_init_translate (&matrix, -4, -4);
+    cairo_pattern_set_matrix (mask, &matrix);
+
+    cairo_mask (cr, mask);
+
+    /* 3. CTM + pattern matrix */
+    cairo_translate (cr, 2, 2);
+    cairo_mask (cr, mask);
+
+    cairo_pattern_destroy (mask);
+
+    cairo_surface_finish (mask_surface); /* data goes out of scope */
+    cairo_surface_destroy (mask_surface);
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (mask_ctm,
+	    "Test that cairo_mask is affected properly by the CTM",
+	    "mask", /* keywords */
+	    NULL, /* requirements */
+	    10, 10,
+	    NULL, draw)
+