Attachment 19495 Details for Bug 5681 – Cairo only test case

Cairo only test case

pattern-example.c (text/plain), 1.22 KB, created by Chris Wilson on 2008-10-08 07:49:10 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Chris Wilson

Created: 2008-10-08 07:49:10 UTC

Size: 1.22 KB

patch

obsolete

>#include <cairo.h>
>#include <math.h> /* M_PI */
>
>static void
>draw (cairo_t *cr, int width, int height)
>{
>    cairo_pattern_t *pattern;
>
>    cairo_scale (cr, width, height);
>
>    pattern = cairo_pattern_create_radial (0.55, 0.55, 0.25,
>					   0.5, 1.0, 0.525);
>    cairo_pattern_add_color_stop_rgba (pattern, 0.0,
>				       0.0, 0.0, 1.0, 0.811);
>    cairo_pattern_add_color_stop_rgba (pattern, 0.64,
>				       0.345, 0.345, 1.0, 0.317);
>    cairo_pattern_add_color_stop_rgba (pattern, 0.84,
>				       0.713, 0.713, 1.0, 0.137);
>    cairo_pattern_add_color_stop_rgba (pattern, 1.0,
>				       1.0, 1.0, 1.0, 0.0);
>
>    cairo_pattern_set_filter (pattern, CAIRO_FILTER_BILINEAR);
>    cairo_set_source (cr, pattern);
>    cairo_pattern_destroy (pattern);
>
>    cairo_arc (cr, 0.5, 0.5, 142.0/150.0, 0.0, M_PI * 2.0);
>    cairo_fill (cr);
>}
>
>int
>main (void)
>{
>    cairo_surface_t *surface;
>    cairo_t *cr;
>    cairo_status_t status;
>
>    surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 256, 256);
>    cr = cairo_create (surface);
>    cairo_surface_destroy (surface);
>
>    draw (cr, 256, 256);
>
>    status = cairo_surface_write_to_png (cairo_get_target (cr), "test.png");
>    cairo_destroy (cr);
>
>    return status != CAIRO_STATUS_SUCCESS;
>}

Actions: View

Attachments on bug 5681: 4430 | 4431 | 19495

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.