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/*
* Copyright © 2007 Red Hat, Inc.
* Copyright © 2009 Adrian Johnson
* Copyright © 2011 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Authors:
* Behdad Esfahbod <behdad@behdad.org>
* Adrian Johnson <ajohnson@redneon.com>
* Chris Wilson <chris@chris-wilson.co.uk>
*/
#include "cairo-test.h"
#include <math.h>
#include <stdio.h>
#define PAT_WIDTH 170
#define PAT_HEIGHT 170
#define SIZE PAT_WIDTH
#define PAD 2
#define WIDTH (PAD + SIZE + PAD)
#define HEIGHT WIDTH
/* This test is designed to paint a mesh pattern. The mesh contains
* two overlapping patches */
static cairo_pattern_t *
mesh (void)
{
cairo_pattern_t *pattern;
pattern = cairo_pattern_create_mesh ();
cairo_mesh_pattern_begin_patch (pattern);
cairo_mesh_pattern_move_to (pattern, 0, 0);
cairo_mesh_pattern_curve_to (pattern, 30, -30, 60, 30, 100, 0);
cairo_mesh_pattern_curve_to (pattern, 60, 30, 130, 60, 100, 100);
cairo_mesh_pattern_curve_to (pattern, 60, 70, 30, 130, 0, 100);
cairo_mesh_pattern_curve_to (pattern, 30, 70, -30, 30, 0, 0);
cairo_mesh_pattern_set_corner_color_rgb (pattern, 0, 1, 0, 0);
cairo_mesh_pattern_set_corner_color_rgb (pattern, 1, 0, 1, 0);
cairo_mesh_pattern_set_corner_color_rgb (pattern, 2, 0, 0, 1);
cairo_mesh_pattern_set_corner_color_rgb (pattern, 3, 1, 1, 0);
cairo_mesh_pattern_end_patch (pattern);
cairo_mesh_pattern_begin_patch (pattern);
cairo_mesh_pattern_move_to (pattern, 50, 50);
cairo_mesh_pattern_curve_to (pattern, 80, 20, 110, 80, 150, 50);
cairo_mesh_pattern_curve_to (pattern, 110, 80, 180, 110, 150, 150);
cairo_mesh_pattern_curve_to (pattern, 110, 120, 80, 180, 50, 150);
cairo_mesh_pattern_curve_to (pattern, 80, 120, 20, 80, 50, 50);
cairo_mesh_pattern_set_corner_color_rgba (pattern, 0, 1, 0, 0, 0.3);
cairo_mesh_pattern_set_corner_color_rgb (pattern, 1, 0, 1, 0);
cairo_mesh_pattern_set_corner_color_rgba (pattern, 2, 0, 0, 1, 0.3);
cairo_mesh_pattern_set_corner_color_rgb (pattern, 3, 1, 1, 0);
cairo_mesh_pattern_end_patch (pattern);
return pattern;
}
static cairo_t *
draw (cairo_t *cr)
{
cairo_pattern_t *source;
cairo_set_source_rgb (cr, 0, 1, 1);
cairo_paint (cr);
source = mesh ();
cairo_set_source (cr, source);
cairo_pattern_destroy (source);
cairo_rectangle (cr, 10, 10, SIZE-20, SIZE-20);
cairo_clip (cr);
cairo_paint (cr);
return cr;
}
static cairo_t *
record_create (cairo_t *target)
{
cairo_surface_t *surface;
cairo_t *cr;
surface = cairo_recording_surface_create (cairo_surface_get_content (cairo_get_target (target)), NULL);
cr = cairo_create (surface);
cairo_surface_destroy (surface);
return cr;
}
static cairo_surface_t *
record_get (cairo_t *target)
{
cairo_surface_t *surface;
surface = cairo_surface_reference (cairo_get_target (target));
cairo_destroy (target);
return surface;
}
static cairo_test_status_t
record_replay (cairo_t *cr, cairo_t *(*func)(cairo_t *), int width, int height)
{
cairo_surface_t *surface;
int x, y;
surface = record_get (func (record_create (cr)));
cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_surface (cr, surface, 0, 0);
cairo_surface_destroy (surface);
cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_NONE);
for (y = 0; y < height; y += 2) {
for (x = 0; x < width; x += 2) {
cairo_rectangle (cr, x, y, 2, 2);
cairo_clip (cr);
cairo_paint (cr);
cairo_reset_clip (cr);
}
}
return CAIRO_TEST_SUCCESS;
}
static cairo_test_status_t
record_mesh (cairo_t *cr, int width, int height)
{
return record_replay (cr, draw, width, height);
}
CAIRO_TEST (record_mesh,
"Paint mesh pattern through a recording surface",
"record,mesh,pattern", /* keywords */
NULL, /* requirements */
WIDTH, HEIGHT,
NULL, record_mesh)