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/*
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 * Copyright 2008 Chris Wilson
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 *
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 * Permission to use, copy, modify, distribute, and sell this software
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 * and its documentation for any purpose is hereby granted without
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 * fee, provided that the above copyright notice appear in all copies
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 * and that both that copyright notice and this permission notice
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 * appear in supporting documentation, and that the name of
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 * Chris Wilson not be used in advertising or publicity pertaining to
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 * distribution of the software without specific, written prior
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 * permission. Chris Wilson makes no representations about the
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 * suitability of this software for any purpose.  It is provided "as
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 * is" without express or implied warranty.
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 *
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 * CHRIS WILSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
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 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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 * FITNESS, IN NO EVENT SHALL CHRIS WILSON BE LIABLE FOR ANY SPECIAL,
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 * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
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 * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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 *
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 * Author: Chris Wilson <chris@chris-wilson.co.uk>
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 */
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#include "cairo-test.h"
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static cairo_test_status_t
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3
draw (cairo_t *cr, int width, int height)
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{
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    int n;
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771
    for (n = 0; n < 256; n++) {
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768
	cairo_set_source_rgba (cr, 1, 1, 1, n / 255.);
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768
	cairo_rectangle (cr, 0, n, 2, 1);
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768
	cairo_fill (cr);
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    }
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771
    for (n = 0; n < 256; n++) {
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768
	cairo_set_source_rgb (cr, n / 255., n / 255., n / 255.);
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768
	cairo_rectangle (cr, 2, n, 2, 1);
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768
	cairo_fill (cr);
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    }
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3
    cairo_translate (cr, 4, 0);
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771
    for (n = 0; n < 256; n++) {
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768
	cairo_set_source_rgba (cr, 1, 0, 0, n / 255.);
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768
	cairo_rectangle (cr, 0, n, 2, 1);
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768
	cairo_fill (cr);
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    }
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771
    for (n = 0; n < 256; n++) {
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768
	cairo_set_source_rgb (cr, n / 255., 0, 0);
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768
	cairo_rectangle (cr, 2, n, 2, 1);
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768
	cairo_fill (cr);
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    }
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3
    cairo_translate (cr, 4, 0);
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771
    for (n = 0; n < 256; n++) {
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768
	cairo_set_source_rgba (cr, 0, 1, 0, n / 255.);
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768
	cairo_rectangle (cr, 0, n, 2, 1);
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768
	cairo_fill (cr);
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    }
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771
    for (n = 0; n < 256; n++) {
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768
	cairo_set_source_rgb (cr, 0, n / 255., 0);
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768
	cairo_rectangle (cr, 2, n, 2, 1);
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768
	cairo_fill (cr);
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    }
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3
    cairo_translate (cr, 4, 0);
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771
    for (n = 0; n < 256; n++) {
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768
	cairo_set_source_rgba (cr, 0, 0, 1, n / 255.);
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768
	cairo_rectangle (cr, 0, n, 2, 1);
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768
	cairo_fill (cr);
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    }
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771
    for (n = 0; n < 256; n++) {
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768
	cairo_set_source_rgb (cr, 0, 0, n / 255.);
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768
	cairo_rectangle (cr, 2, n, 2, 1);
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768
	cairo_fill (cr);
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    }
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3
    return CAIRO_TEST_SUCCESS;
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}
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1
CAIRO_TEST (pass_through,
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	    "tests pixel values",
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	    "color", /* keywords */
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	    NULL, /* requirements */
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	    16, 256,
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	    NULL, draw)