[cairo-commit] test/Makefile.am test/Makefile.sources test/surface-pattern-operator.argb32.ref.png test/surface-pattern-operator.c test/surface-pattern-operator.rgb24.ref.png test/surface-pattern-operator.xlib.argb32.ref.png test/surface-pattern-operator.xlib.rgb24.ref.png
Chris Wilson
ickle at kemper.freedesktop.org
Tue Oct 20 06:59:01 PDT 2009
test/Makefile.am | 4
test/Makefile.sources | 1
test/surface-pattern-operator.argb32.ref.png |binary
test/surface-pattern-operator.c | 117 ++++++++++++++++++++++
test/surface-pattern-operator.rgb24.ref.png |binary
test/surface-pattern-operator.xlib.argb32.ref.png |binary
test/surface-pattern-operator.xlib.rgb24.ref.png |binary
7 files changed, 122 insertions(+)
New commits:
commit cef8194178b01eaa2d10c1ba8291a9a4c5a6d302
Author: Andrea Canciani <ranma42 at gmail.com>
Date: Tue Oct 20 14:37:28 2009 +0200
[test] Add surface-pattern-operator
Test the results of compositing ALPHA and COLOR_ALPHA surfaces
with different operators.
diff --git a/test/Makefile.am b/test/Makefile.am
index b153cdf..6e3d2df 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -922,6 +922,10 @@ REFERENCE_IMAGES = \
stroke-image.xlib.ref.png \
surface-pattern-big-scale-down.ref.png \
surface-pattern-big-scale-down.ps.xfail.png \
+ surface-pattern-operator.argb32.ref.png \
+ surface-pattern-operator.rgb24.ref.png \
+ surface-pattern-operator.xlib.argb32.ref.png \
+ surface-pattern-operator.xlib.rgb24.ref.png \
surface-pattern-scale-down.pdf.ref.png \
surface-pattern-scale-down.ps2.ref.png \
surface-pattern-scale-down.ps3.ref.png \
diff --git a/test/Makefile.sources b/test/Makefile.sources
index 840c1e4..5afa7bc 100644
--- a/test/Makefile.sources
+++ b/test/Makefile.sources
@@ -205,6 +205,7 @@ test_sources = \
surface-finish-twice.c \
surface-pattern.c \
surface-pattern-big-scale-down.c \
+ surface-pattern-operator.c \
surface-pattern-scale-down.c \
surface-pattern-scale-up.c \
text-antialias-gray.c \
diff --git a/test/surface-pattern-operator.argb32.ref.png b/test/surface-pattern-operator.argb32.ref.png
new file mode 100644
index 0000000..8178030
Binary files /dev/null and b/test/surface-pattern-operator.argb32.ref.png differ
diff --git a/test/surface-pattern-operator.c b/test/surface-pattern-operator.c
new file mode 100644
index 0000000..14a74ef
--- /dev/null
+++ b/test/surface-pattern-operator.c
@@ -0,0 +1,117 @@
+/*
+ * Copyright 2009 Andrea Canciani
+ *
+ * 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
+ * Andrea Canciani not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Andrea Canciani makes no representations about the
+ * suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * ANDREA CANCIANI DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL ANDREA CANCIANI 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: Andrea Canciani <ranma42 at gmail.com>
+ */
+
+#include "cairo-test.h"
+
+#define N_OPERATORS (CAIRO_OPERATOR_SATURATE + 1)
+#define HEIGHT 16
+#define WIDTH 16
+#define PAD 3
+
+static cairo_pattern_t*
+_create_pattern (cairo_surface_t *target, cairo_content_t content, int width, int height)
+{
+ cairo_pattern_t *pattern;
+ cairo_surface_t *surface;
+ cairo_t *cr;
+
+ surface = cairo_surface_create_similar (target, content, width, height);
+ cr = cairo_create (surface);
+ cairo_surface_destroy (surface);
+
+ cairo_set_source_rgb (cr, 1, 0, 0);
+ cairo_arc (cr, 0.5 * width, 0.5 * height, 0.45 * height, -M_PI / 4, 3 * M_PI / 4);
+ cairo_fill (cr);
+
+ pattern = cairo_pattern_create_for_surface (cairo_get_target (cr));
+ cairo_destroy (cr);
+
+ return pattern;
+}
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+ cairo_pattern_t *alpha_pattern, *color_alpha_pattern, *pattern;
+ unsigned int n, i;
+
+ alpha_pattern = _create_pattern (cairo_get_target (cr),
+ CAIRO_CONTENT_ALPHA,
+ 0.9 * WIDTH, 0.9 * HEIGHT);
+ color_alpha_pattern = _create_pattern (cairo_get_target (cr),
+ CAIRO_CONTENT_COLOR_ALPHA,
+ 0.9 * WIDTH, 0.9 * HEIGHT);
+
+ pattern = cairo_pattern_create_linear (WIDTH, 0, 0, HEIGHT);
+ cairo_pattern_add_color_stop_rgba (pattern, 0.2, 0, 0, 1, 1);
+ cairo_pattern_add_color_stop_rgba (pattern, 0.8, 0, 0, 1, 0);
+
+ cairo_translate (cr, PAD, PAD);
+
+ for (n = 0; n < N_OPERATORS; n++) {
+ cairo_save (cr);
+ for (i = 0; i < 4; i++) {
+ cairo_reset_clip (cr);
+ cairo_rectangle (cr, 0, 0, WIDTH, HEIGHT);
+ cairo_clip (cr);
+
+ cairo_set_source (cr, pattern);
+ cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
+ if (i & 2) {
+ cairo_paint (cr);
+ } else {
+ cairo_rectangle (cr, WIDTH/2, HEIGHT/2, WIDTH, HEIGHT);
+ cairo_fill (cr);
+ }
+
+ cairo_set_source (cr, i & 1 ? alpha_pattern : color_alpha_pattern);
+ cairo_set_operator (cr, n);
+ if (i & 2) {
+ cairo_paint (cr);
+ } else {
+ cairo_rectangle (cr, WIDTH/2, HEIGHT/2, WIDTH, HEIGHT);
+ cairo_fill (cr);
+ }
+
+ cairo_translate (cr, 0, HEIGHT+PAD);
+ }
+ cairo_restore (cr);
+
+ cairo_translate (cr, WIDTH+PAD, 0);
+ }
+
+ cairo_pattern_destroy (pattern);
+ cairo_pattern_destroy (alpha_pattern);
+ cairo_pattern_destroy (color_alpha_pattern);
+
+ return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (surface_pattern_operator,
+ "Tests alpha-only and alpha-color sources with all operators",
+ "surface, pattern, operator", /* keywords */
+ NULL, /* requirements */
+ (WIDTH+PAD) * N_OPERATORS + PAD, 4*HEIGHT + 5*PAD,
+ NULL, draw)
diff --git a/test/surface-pattern-operator.rgb24.ref.png b/test/surface-pattern-operator.rgb24.ref.png
new file mode 100644
index 0000000..2378bdd
Binary files /dev/null and b/test/surface-pattern-operator.rgb24.ref.png differ
diff --git a/test/surface-pattern-operator.xlib.argb32.ref.png b/test/surface-pattern-operator.xlib.argb32.ref.png
new file mode 100644
index 0000000..5bc8d2f
Binary files /dev/null and b/test/surface-pattern-operator.xlib.argb32.ref.png differ
diff --git a/test/surface-pattern-operator.xlib.rgb24.ref.png b/test/surface-pattern-operator.xlib.rgb24.ref.png
new file mode 100644
index 0000000..23e540d
Binary files /dev/null and b/test/surface-pattern-operator.xlib.rgb24.ref.png differ
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