[cairo-commit] test/.gitignore test/Makefile.am test/operator-alpha.c test/operator-alpha-ref.png test/operator.c test/operator-ref.png test/operator-rgb24-ref.png

Chris Wilson ickle at kemper.freedesktop.org
Wed Sep 17 11:00:54 PDT 2008


 test/.gitignore             |    2 +
 test/Makefile.am            |    6 +++
 test/operator-alpha-ref.png |binary
 test/operator-alpha.c       |   74 ++++++++++++++++++++++++++++++++++++++++++++
 test/operator-ref.png       |binary
 test/operator-rgb24-ref.png |binary
 test/operator.c             |   74 ++++++++++++++++++++++++++++++++++++++++++++
 7 files changed, 156 insertions(+)

New commits:
commit 7761a106ceac445212ff86d8c585374aa406a63f
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Wed Sep 17 11:57:32 2008 +0100

    [test] Check set_operator()
    
    Draw a pair of rectangles with each operator in turn - seems to trigger an
    issue with the PDF/PS backends.

diff --git a/test/.gitignore b/test/.gitignore
index a66739e..6454dd3 100644
--- a/test/.gitignore
+++ b/test/.gitignore
@@ -128,6 +128,8 @@ multi-page.pdf
 multi-page.ps
 new-sub-path
 nil-surface
+operator
+operator-alpha
 operator-clear
 operator-source
 over-above-source
diff --git a/test/Makefile.am b/test/Makefile.am
index 57faebb..039b991 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -101,6 +101,8 @@ miter-precision$(EXEEXT)				\
 move-to-show-surface$(EXEEXT)				\
 new-sub-path$(EXEEXT)					\
 nil-surface$(EXEEXT)					\
+operator$(EXEEXT)					\
+operator-alpha$(EXEEXT)					\
 operator-clear$(EXEEXT)					\
 operator-source$(EXEEXT)				\
 over-above-source$(EXEEXT)				\
@@ -539,6 +541,10 @@ REFERENCE_IMAGES = \
 	new-sub-path-rgb24-ref.png	\
 	nil-surface-ref.png	\
 	nil-surface-rgb24-ref.png	\
+	operator-ref.png	\
+	operator-rgb24-ref.png	\
+	operator-alpha-ref.png	\
+	operator-alpha-rgb24-ref.png	\
 	operator-clear-quartz-ref.png	\
 	operator-clear-quartz-rgb24-ref.png	\
 	operator-clear-ref.png	\
diff --git a/test/operator-alpha-ref.png b/test/operator-alpha-ref.png
new file mode 100644
index 0000000..b4f3b71
Binary files /dev/null and b/test/operator-alpha-ref.png differ
diff --git a/test/operator-alpha.c b/test/operator-alpha.c
new file mode 100644
index 0000000..28dc7cb
--- /dev/null
+++ b/test/operator-alpha.c
@@ -0,0 +1,74 @@
+/*
+ * Copyright © 2008 Chris Wilson
+ *
+ * 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
+ * Chris Wilson not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Chris Wilson makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * CHRIS WILSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL CHRIS WILSON 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: Chris Wilson <chris at chris-wilson.co.uk>
+ */
+
+#include "cairo-test.h"
+
+#define N_OPERATORS (CAIRO_OPERATOR_SATURATE + 1)
+#define SIZE 10
+#define PAD 3
+
+static cairo_test_draw_function_t draw;
+
+static const cairo_test_t test = {
+    "operator-alpha",
+    "Tests using set_operator() with an non-opaque source",
+    (SIZE+PAD) * N_OPERATORS + PAD, SIZE + 2*PAD,
+    draw
+};
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+    unsigned int n;
+
+    cairo_translate (cr, PAD, PAD);
+
+    for (n = 0; n < N_OPERATORS; n++) {
+	cairo_reset_clip (cr);
+	cairo_rectangle (cr, 0, 0, SIZE, SIZE);
+	cairo_clip (cr);
+
+	cairo_set_source_rgb (cr, 1, 0, 0);
+	cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
+	cairo_rectangle (cr, 0, 0, SIZE-PAD, SIZE-PAD);
+	cairo_fill (cr);
+
+	cairo_set_source_rgba (cr, 0, 0, 1, .33);
+	cairo_set_operator (cr, n);
+	cairo_rectangle (cr, PAD, PAD, SIZE-PAD, SIZE-PAD);
+	cairo_fill (cr);
+
+	cairo_translate (cr, SIZE+PAD, 0);
+    }
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+int
+main (void)
+{
+    return cairo_test (&test);
+}
+
diff --git a/test/operator-ref.png b/test/operator-ref.png
new file mode 100644
index 0000000..34fce98
Binary files /dev/null and b/test/operator-ref.png differ
diff --git a/test/operator-rgb24-ref.png b/test/operator-rgb24-ref.png
new file mode 100644
index 0000000..3a6309c
Binary files /dev/null and b/test/operator-rgb24-ref.png differ
diff --git a/test/operator.c b/test/operator.c
new file mode 100644
index 0000000..bb269b2
--- /dev/null
+++ b/test/operator.c
@@ -0,0 +1,74 @@
+/*
+ * Copyright © 2008 Chris Wilson
+ *
+ * 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
+ * Chris Wilson not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Chris Wilson makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * CHRIS WILSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL CHRIS WILSON 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: Chris Wilson <chris at chris-wilson.co.uk>
+ */
+
+#include "cairo-test.h"
+
+#define N_OPERATORS (CAIRO_OPERATOR_SATURATE + 1)
+#define SIZE 10
+#define PAD 3
+
+static cairo_test_draw_function_t draw;
+
+static const cairo_test_t test = {
+    "operator",
+    "Tests using set_operator()",
+    (SIZE+PAD) * N_OPERATORS + PAD, SIZE + 2*PAD,
+    draw
+};
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+    unsigned int n;
+
+    cairo_translate (cr, PAD, PAD);
+
+    for (n = 0; n < N_OPERATORS; n++) {
+	cairo_reset_clip (cr);
+	cairo_rectangle (cr, 0, 0, SIZE, SIZE);
+	cairo_clip (cr);
+
+	cairo_set_source_rgb (cr, 1, 0, 0);
+	cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
+	cairo_rectangle (cr, 0, 0, SIZE-PAD, SIZE-PAD);
+	cairo_fill (cr);
+
+	cairo_set_source_rgb (cr, 0, 0, 1);
+	cairo_set_operator (cr, n);
+	cairo_rectangle (cr, PAD, PAD, SIZE-PAD, SIZE-PAD);
+	cairo_fill (cr);
+
+	cairo_translate (cr, SIZE+PAD, 0);
+    }
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+int
+main (void)
+{
+    return cairo_test (&test);
+}
+


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